xref: /vim-8.2.3635/src/term.c (revision 899dddf8)
1 /* vi:set ts=8 sts=4 sw=4:
2  *
3  * VIM - Vi IMproved	by Bram Moolenaar
4  *
5  * Do ":help uganda"  in Vim to read copying and usage conditions.
6  * Do ":help credits" in Vim to see a list of people who contributed.
7  * See README.txt for an overview of the Vim source code.
8  */
9 /*
10  *
11  * term.c: functions for controlling the terminal
12  *
13  * primitive termcap support for Amiga, MSDOS, and Win32 included
14  *
15  * NOTE: padding and variable substitution is not performed,
16  * when compiling without HAVE_TGETENT, we use tputs() and tgoto() dummies.
17  */
18 
19 /*
20  * Some systems have a prototype for tgetstr() with (char *) instead of
21  * (char **). This define removes that prototype. We include our own prototype
22  * below.
23  */
24 
25 #define tgetstr tgetstr_defined_wrong
26 #include "vim.h"
27 
28 #ifdef HAVE_TGETENT
29 # ifdef HAVE_TERMIOS_H
30 #  include <termios.h>	    /* seems to be required for some Linux */
31 # endif
32 # ifdef HAVE_TERMCAP_H
33 #  include <termcap.h>
34 # endif
35 
36 /*
37  * A few linux systems define outfuntype in termcap.h to be used as the third
38  * argument for tputs().
39  */
40 # ifdef VMS
41 #  define TPUTSFUNCAST
42 # else
43 #  ifdef HAVE_OUTFUNTYPE
44 #   define TPUTSFUNCAST (outfuntype)
45 #  else
46 #   define TPUTSFUNCAST (int (*)())
47 #  endif
48 # endif
49 #endif
50 
51 #undef tgetstr
52 
53 /*
54  * Here are the builtin termcap entries.  They are not stored as complete
55  * Tcarr structures, as such a structure is too big.
56  *
57  * The entries are compact, therefore they normally are included even when
58  * HAVE_TGETENT is defined. When HAVE_TGETENT is defined, the builtin entries
59  * can be accessed with "builtin_amiga", "builtin_ansi", "builtin_debug", etc.
60  *
61  * Each termcap is a list of builtin_term structures. It always starts with
62  * KS_NAME, which separates the entries.  See parse_builtin_tcap() for all
63  * details.
64  * bt_entry is either a KS_xxx code (>= 0), or a K_xxx code.
65  *
66  * Entries marked with "guessed" may be wrong.
67  */
68 struct builtin_term
69 {
70     int		bt_entry;
71     char	*bt_string;
72 };
73 
74 /* start of keys that are not directly used by Vim but can be mapped */
75 #define BT_EXTRA_KEYS	0x101
76 
77 static struct builtin_term *find_builtin_term __ARGS((char_u *name));
78 static void parse_builtin_tcap __ARGS((char_u *s));
79 static void term_color __ARGS((char_u *s, int n));
80 static void gather_termleader __ARGS((void));
81 #ifdef FEAT_TERMRESPONSE
82 static void req_codes_from_term __ARGS((void));
83 static void req_more_codes_from_term __ARGS((void));
84 static void got_code_from_term __ARGS((char_u *code, int len));
85 static void check_for_codes_from_term __ARGS((void));
86 #endif
87 #if defined(FEAT_GUI) \
88     || (defined(FEAT_MOUSE) && (!defined(UNIX) || defined(FEAT_MOUSE_XTERM)))
89 static int get_bytes_from_buf __ARGS((char_u *, char_u *, int));
90 #endif
91 static void del_termcode_idx __ARGS((int idx));
92 static int term_is_builtin __ARGS((char_u *name));
93 static int term_7to8bit __ARGS((char_u *p));
94 #ifdef FEAT_TERMRESPONSE
95 static void switch_to_8bit __ARGS((void));
96 #endif
97 
98 #ifdef HAVE_TGETENT
99 static char_u *tgetent_error __ARGS((char_u *, char_u *));
100 
101 /*
102  * Here is our own prototype for tgetstr(), any prototypes from the include
103  * files have been disabled by the define at the start of this file.
104  */
105 char		*tgetstr __ARGS((char *, char **));
106 
107 # ifdef FEAT_TERMRESPONSE
108 /* Request Terminal Version status: */
109 #  define CRV_GET	1	/* send T_CRV when switched to RAW mode */
110 #  define CRV_SENT	2	/* did send T_CRV, waiting for answer */
111 #  define CRV_GOT	3	/* received T_CRV response */
112 static int crv_status = CRV_GET;
113 # endif
114 
115 /*
116  * Don't declare these variables if termcap.h contains them.
117  * Autoconf checks if these variables should be declared extern (not all
118  * systems have them).
119  * Some versions define ospeed to be speed_t, but that is incompatible with
120  * BSD, where ospeed is short and speed_t is long.
121  */
122 # ifndef HAVE_OSPEED
123 #  ifdef OSPEED_EXTERN
124 extern short ospeed;
125 #   else
126 short ospeed;
127 #   endif
128 # endif
129 # ifndef HAVE_UP_BC_PC
130 #  ifdef UP_BC_PC_EXTERN
131 extern char *UP, *BC, PC;
132 #  else
133 char *UP, *BC, PC;
134 #  endif
135 # endif
136 
137 # define TGETSTR(s, p)	vim_tgetstr((s), (p))
138 # define TGETENT(b, t)	tgetent((char *)(b), (char *)(t))
139 static char_u *vim_tgetstr __ARGS((char *s, char_u **pp));
140 #endif /* HAVE_TGETENT */
141 
142 static int  detected_8bit = FALSE;	/* detected 8-bit terminal */
143 
144 static struct builtin_term builtin_termcaps[] =
145 {
146 
147 #if defined(FEAT_GUI)
148 /*
149  * GUI pseudo term-cap.
150  */
151     {(int)KS_NAME,	"gui"},
152     {(int)KS_CE,	IF_EB("\033|$", ESC_STR "|$")},
153     {(int)KS_AL,	IF_EB("\033|i", ESC_STR "|i")},
154 # ifdef TERMINFO
155     {(int)KS_CAL,	IF_EB("\033|%p1%dI", ESC_STR "|%p1%dI")},
156 # else
157     {(int)KS_CAL,	IF_EB("\033|%dI", ESC_STR "|%dI")},
158 # endif
159     {(int)KS_DL,	IF_EB("\033|d", ESC_STR "|d")},
160 # ifdef TERMINFO
161     {(int)KS_CDL,	IF_EB("\033|%p1%dD", ESC_STR "|%p1%dD")},
162     {(int)KS_CS,	IF_EB("\033|%p1%d;%p2%dR", ESC_STR "|%p1%d;%p2%dR")},
163 #  ifdef FEAT_VERTSPLIT
164     {(int)KS_CSV,	IF_EB("\033|%p1%d;%p2%dV", ESC_STR "|%p1%d;%p2%dV")},
165 #  endif
166 # else
167     {(int)KS_CDL,	IF_EB("\033|%dD", ESC_STR "|%dD")},
168     {(int)KS_CS,	IF_EB("\033|%d;%dR", ESC_STR "|%d;%dR")},
169 #  ifdef FEAT_VERTSPLIT
170     {(int)KS_CSV,	IF_EB("\033|%d;%dV", ESC_STR "|%d;%dV")},
171 #  endif
172 # endif
173     {(int)KS_CL,	IF_EB("\033|C", ESC_STR "|C")},
174 			/* attributes switched on with 'h', off with * 'H' */
175     {(int)KS_ME,	IF_EB("\033|31H", ESC_STR "|31H")}, /* HL_ALL */
176     {(int)KS_MR,	IF_EB("\033|1h", ESC_STR "|1h")},   /* HL_INVERSE */
177     {(int)KS_MD,	IF_EB("\033|2h", ESC_STR "|2h")},   /* HL_BOLD */
178     {(int)KS_SE,	IF_EB("\033|16H", ESC_STR "|16H")}, /* HL_STANDOUT */
179     {(int)KS_SO,	IF_EB("\033|16h", ESC_STR "|16h")}, /* HL_STANDOUT */
180     {(int)KS_UE,	IF_EB("\033|8H", ESC_STR "|8H")},   /* HL_UNDERLINE */
181     {(int)KS_US,	IF_EB("\033|8h", ESC_STR "|8h")},   /* HL_UNDERLINE */
182     {(int)KS_UCE,	IF_EB("\033|8C", ESC_STR "|8C")},   /* HL_UNDERCURL */
183     {(int)KS_UCS,	IF_EB("\033|8c", ESC_STR "|8c")},   /* HL_UNDERCURL */
184     {(int)KS_CZR,	IF_EB("\033|4H", ESC_STR "|4H")},   /* HL_ITALIC */
185     {(int)KS_CZH,	IF_EB("\033|4h", ESC_STR "|4h")},   /* HL_ITALIC */
186     {(int)KS_VB,	IF_EB("\033|f", ESC_STR "|f")},
187     {(int)KS_MS,	"y"},
188     {(int)KS_UT,	"y"},
189     {(int)KS_LE,	"\b"},		/* cursor-left = BS */
190     {(int)KS_ND,	"\014"},	/* cursor-right = CTRL-L */
191 # ifdef TERMINFO
192     {(int)KS_CM,	IF_EB("\033|%p1%d;%p2%dM", ESC_STR "|%p1%d;%p2%dM")},
193 # else
194     {(int)KS_CM,	IF_EB("\033|%d;%dM", ESC_STR "|%d;%dM")},
195 # endif
196 	/* there are no key sequences here, the GUI sequences are recognized
197 	 * in check_termcode() */
198 #endif
199 
200 #ifndef NO_BUILTIN_TCAPS
201 # if defined(RISCOS) || defined(ALL_BUILTIN_TCAPS)
202 /*
203  * Default for the Acorn.
204  */
205     {(int)KS_NAME,	"riscos"},
206     {(int)KS_CL,	"\014"},		/* Cls and Home Cursor */
207     {(int)KS_CM,	"\001%d\001%d\002"},	/* Position cursor */
208 
209     {(int)KS_CCO,	"16"},			/* Allow 16 colors */
210 
211     {(int)KS_CAF,	"\001%d\021"},		/* Set foreground colour */
212     {(int)KS_CAB,	"\001%d\022"},		/* Set background colour */
213 
214 
215     {(int)KS_ME,	"\004"},		/* Normal mode */
216     {(int)KS_MR,	"\005"},		/* Reverse */
217 
218     {(int)KS_VI,	"\016"},		/* Cursor invisible */
219     {(int)KS_VE,	"\017"},		/* Cursor visible */
220     {(int)KS_VS,	"\020"},		/* Cursor very visible */
221 
222     {(int)KS_CS,	"\001%d\001%d\003"},	/* Set scroll region */
223     {(int)KS_SR,	"\023"},		/* Scroll text down */
224     {K_UP,		"\217"},
225     {K_DOWN,		"\216"},
226     {K_LEFT,		"\214"},
227     {K_RIGHT,		"\215"},
228     {K_S_UP,		"\237"},
229     {K_S_DOWN,		"\236"},
230     {K_S_LEFT,		"\234"},
231     {K_S_RIGHT,		"\235"},
232 
233     {K_F1,		"\201"},
234     {K_F2,		"\202"},
235     {K_F3,		"\203"},
236     {K_F4,		"\204"},
237     {K_F5,		"\205"},
238     {K_F6,		"\206"},
239     {K_F7,		"\207"},
240     {K_F8,		"\210"},
241     {K_F9,		"\211"},
242     {K_F10,		"\312"},
243     {K_F11,		"\313"},
244     {K_F12,		"\314"},
245     {K_S_F1,		"\221"},
246     {K_S_F2,		"\222"},
247     {K_S_F3,		"\223"},
248     {K_S_F4,		"\224"},
249     {K_S_F5,		"\225"},
250     {K_S_F6,		"\226"},
251     {K_S_F7,		"\227"},
252     {K_S_F8,		"\230"},
253     {K_S_F9,		"\231"},
254     {K_S_F10,		"\332"},
255     {K_S_F11,		"\333"},
256     {K_S_F12,		"\334"},
257     {K_BS,		"\010"},
258     {K_INS,		"\315"},
259     {K_DEL,		"\177"},
260     {K_HOME,		"\036"},
261     {K_END,		"\213"},
262     {K_PAGEUP,		"\237"},
263     {K_PAGEDOWN,	"\236"},
264 # endif	/* Acorn terminal */
265 
266 
267 # if defined(AMIGA) || defined(ALL_BUILTIN_TCAPS)
268 /*
269  * Amiga console window, default for Amiga
270  */
271     {(int)KS_NAME,	"amiga"},
272     {(int)KS_CE,	"\033[K"},
273     {(int)KS_CD,	"\033[J"},
274     {(int)KS_AL,	"\033[L"},
275 #  ifdef TERMINFO
276     {(int)KS_CAL,	"\033[%p1%dL"},
277 #  else
278     {(int)KS_CAL,	"\033[%dL"},
279 #  endif
280     {(int)KS_DL,	"\033[M"},
281 #  ifdef TERMINFO
282     {(int)KS_CDL,	"\033[%p1%dM"},
283 #  else
284     {(int)KS_CDL,	"\033[%dM"},
285 #  endif
286     {(int)KS_CL,	"\014"},
287     {(int)KS_VI,	"\033[0 p"},
288     {(int)KS_VE,	"\033[1 p"},
289     {(int)KS_ME,	"\033[0m"},
290     {(int)KS_MR,	"\033[7m"},
291     {(int)KS_MD,	"\033[1m"},
292     {(int)KS_SE,	"\033[0m"},
293     {(int)KS_SO,	"\033[33m"},
294     {(int)KS_US,	"\033[4m"},
295     {(int)KS_UE,	"\033[0m"},
296     {(int)KS_CZH,	"\033[3m"},
297     {(int)KS_CZR,	"\033[0m"},
298 #if defined(__MORPHOS__) || defined(__AROS__)
299     {(int)KS_CCO,	"8"},		/* allow 8 colors */
300 #  ifdef TERMINFO
301     {(int)KS_CAB,	"\033[4%p1%dm"},/* set background color */
302     {(int)KS_CAF,	"\033[3%p1%dm"},/* set foreground color */
303 #  else
304     {(int)KS_CAB,	"\033[4%dm"},	/* set background color */
305     {(int)KS_CAF,	"\033[3%dm"},	/* set foreground color */
306 #  endif
307     {(int)KS_OP,	"\033[m"},	/* reset colors */
308 #endif
309     {(int)KS_MS,	"y"},
310     {(int)KS_UT,	"y"},		/* guessed */
311     {(int)KS_LE,	"\b"},
312 #  ifdef TERMINFO
313     {(int)KS_CM,	"\033[%i%p1%d;%p2%dH"},
314 #  else
315     {(int)KS_CM,	"\033[%i%d;%dH"},
316 #  endif
317 #if defined(__MORPHOS__)
318     {(int)KS_SR,	"\033M"},
319 #endif
320 #  ifdef TERMINFO
321     {(int)KS_CRI,	"\033[%p1%dC"},
322 #  else
323     {(int)KS_CRI,	"\033[%dC"},
324 #  endif
325     {K_UP,		"\233A"},
326     {K_DOWN,		"\233B"},
327     {K_LEFT,		"\233D"},
328     {K_RIGHT,		"\233C"},
329     {K_S_UP,		"\233T"},
330     {K_S_DOWN,		"\233S"},
331     {K_S_LEFT,		"\233 A"},
332     {K_S_RIGHT,		"\233 @"},
333     {K_S_TAB,		"\233Z"},
334     {K_F1,		"\233\060~"},/* some compilers don't dig "\2330" */
335     {K_F2,		"\233\061~"},
336     {K_F3,		"\233\062~"},
337     {K_F4,		"\233\063~"},
338     {K_F5,		"\233\064~"},
339     {K_F6,		"\233\065~"},
340     {K_F7,		"\233\066~"},
341     {K_F8,		"\233\067~"},
342     {K_F9,		"\233\070~"},
343     {K_F10,		"\233\071~"},
344     {K_S_F1,		"\233\061\060~"},
345     {K_S_F2,		"\233\061\061~"},
346     {K_S_F3,		"\233\061\062~"},
347     {K_S_F4,		"\233\061\063~"},
348     {K_S_F5,		"\233\061\064~"},
349     {K_S_F6,		"\233\061\065~"},
350     {K_S_F7,		"\233\061\066~"},
351     {K_S_F8,		"\233\061\067~"},
352     {K_S_F9,		"\233\061\070~"},
353     {K_S_F10,		"\233\061\071~"},
354     {K_HELP,		"\233?~"},
355     {K_INS,		"\233\064\060~"},	/* 101 key keyboard */
356     {K_PAGEUP,		"\233\064\061~"},	/* 101 key keyboard */
357     {K_PAGEDOWN,	"\233\064\062~"},	/* 101 key keyboard */
358     {K_HOME,		"\233\064\064~"},	/* 101 key keyboard */
359     {K_END,		"\233\064\065~"},	/* 101 key keyboard */
360 
361     {BT_EXTRA_KEYS,	""},
362     {TERMCAP2KEY('#', '2'), "\233\065\064~"},	/* shifted home key */
363     {TERMCAP2KEY('#', '3'), "\233\065\060~"},	/* shifted insert key */
364     {TERMCAP2KEY('*', '7'), "\233\065\065~"},	/* shifted end key */
365 # endif
366 
367 # if defined(__BEOS__) || defined(ALL_BUILTIN_TCAPS)
368 /*
369  * almost standard ANSI terminal, default for bebox
370  */
371     {(int)KS_NAME,	"beos-ansi"},
372     {(int)KS_CE,	"\033[K"},
373     {(int)KS_CD,	"\033[J"},
374     {(int)KS_AL,	"\033[L"},
375 #  ifdef TERMINFO
376     {(int)KS_CAL,	"\033[%p1%dL"},
377 #  else
378     {(int)KS_CAL,	"\033[%dL"},
379 #  endif
380     {(int)KS_DL,	"\033[M"},
381 #  ifdef TERMINFO
382     {(int)KS_CDL,	"\033[%p1%dM"},
383 #  else
384     {(int)KS_CDL,	"\033[%dM"},
385 #  endif
386 #ifdef BEOS_PR_OR_BETTER
387 #  ifdef TERMINFO
388     {(int)KS_CS,	"\033[%i%p1%d;%p2%dr"},
389 #  else
390     {(int)KS_CS,	"\033[%i%d;%dr"},	/* scroll region */
391 #  endif
392 #endif
393     {(int)KS_CL,	"\033[H\033[2J"},
394 #ifdef notyet
395     {(int)KS_VI,	"[VI]"}, /* cursor invisible, VT320: CSI ? 25 l */
396     {(int)KS_VE,	"[VE]"}, /* cursor visible, VT320: CSI ? 25 h */
397 #endif
398     {(int)KS_ME,	"\033[m"},	/* normal mode */
399     {(int)KS_MR,	"\033[7m"},	/* reverse */
400     {(int)KS_MD,	"\033[1m"},	/* bold */
401     {(int)KS_SO,	"\033[31m"},	/* standout mode: red */
402     {(int)KS_SE,	"\033[m"},	/* standout end */
403     {(int)KS_CZH,	"\033[35m"},	/* italic: purple */
404     {(int)KS_CZR,	"\033[m"},	/* italic end */
405     {(int)KS_US,	"\033[4m"},	/* underscore mode */
406     {(int)KS_UE,	"\033[m"},	/* underscore end */
407     {(int)KS_CCO,	"8"},		/* allow 8 colors */
408 #  ifdef TERMINFO
409     {(int)KS_CAB,	"\033[4%p1%dm"},/* set background color */
410     {(int)KS_CAF,	"\033[3%p1%dm"},/* set foreground color */
411 #  else
412     {(int)KS_CAB,	"\033[4%dm"},	/* set background color */
413     {(int)KS_CAF,	"\033[3%dm"},	/* set foreground color */
414 #  endif
415     {(int)KS_OP,	"\033[m"},	/* reset colors */
416     {(int)KS_MS,	"y"},		/* safe to move cur in reverse mode */
417     {(int)KS_UT,	"y"},		/* guessed */
418     {(int)KS_LE,	"\b"},
419 #  ifdef TERMINFO
420     {(int)KS_CM,	"\033[%i%p1%d;%p2%dH"},
421 #  else
422     {(int)KS_CM,	"\033[%i%d;%dH"},
423 #  endif
424     {(int)KS_SR,	"\033M"},
425 #  ifdef TERMINFO
426     {(int)KS_CRI,	"\033[%p1%dC"},
427 #  else
428     {(int)KS_CRI,	"\033[%dC"},
429 #  endif
430 #if defined(BEOS_DR8)
431     {(int)KS_DB,	""},		/* hack! see screen.c */
432 #endif
433 
434     {K_UP,		"\033[A"},
435     {K_DOWN,		"\033[B"},
436     {K_LEFT,		"\033[D"},
437     {K_RIGHT,		"\033[C"},
438 # endif
439 
440 # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
441 /*
442  * standard ANSI terminal, default for unix
443  */
444     {(int)KS_NAME,	"ansi"},
445     {(int)KS_CE,	IF_EB("\033[K", ESC_STR "[K")},
446     {(int)KS_AL,	IF_EB("\033[L", ESC_STR "[L")},
447 #  ifdef TERMINFO
448     {(int)KS_CAL,	IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
449 #  else
450     {(int)KS_CAL,	IF_EB("\033[%dL", ESC_STR "[%dL")},
451 #  endif
452     {(int)KS_DL,	IF_EB("\033[M", ESC_STR "[M")},
453 #  ifdef TERMINFO
454     {(int)KS_CDL,	IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
455 #  else
456     {(int)KS_CDL,	IF_EB("\033[%dM", ESC_STR "[%dM")},
457 #  endif
458     {(int)KS_CL,	IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
459     {(int)KS_ME,	IF_EB("\033[0m", ESC_STR "[0m")},
460     {(int)KS_MR,	IF_EB("\033[7m", ESC_STR "[7m")},
461     {(int)KS_MS,	"y"},
462     {(int)KS_UT,	"y"},		/* guessed */
463     {(int)KS_LE,	"\b"},
464 #  ifdef TERMINFO
465     {(int)KS_CM,	IF_EB("\033[%i%p1%d;%p2%dH", ESC_STR "[%i%p1%d;%p2%dH")},
466 #  else
467     {(int)KS_CM,	IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
468 #  endif
469 #  ifdef TERMINFO
470     {(int)KS_CRI,	IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
471 #  else
472     {(int)KS_CRI,	IF_EB("\033[%dC", ESC_STR "[%dC")},
473 #  endif
474 # endif
475 
476 # if defined(MSDOS) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
477 /*
478  * These codes are valid when nansi.sys or equivalent has been installed.
479  * Function keys on a PC are preceded with a NUL. These are converted into
480  * K_NUL '\316' in mch_inchar(), because we cannot handle NULs in key codes.
481  * CTRL-arrow is used instead of SHIFT-arrow.
482  */
483 #ifdef __EMX__
484     {(int)KS_NAME,	"os2ansi"},
485 #else
486     {(int)KS_NAME,	"pcansi"},
487     {(int)KS_DL,	"\033[M"},
488     {(int)KS_AL,	"\033[L"},
489 #endif
490     {(int)KS_CE,	"\033[K"},
491     {(int)KS_CL,	"\033[2J"},
492     {(int)KS_ME,	"\033[0m"},
493     {(int)KS_MR,	"\033[5m"},	/* reverse: black on lightgrey */
494     {(int)KS_MD,	"\033[1m"},	/* bold: white text */
495     {(int)KS_SE,	"\033[0m"},	/* standout end */
496     {(int)KS_SO,	"\033[31m"},	/* standout: white on blue */
497     {(int)KS_CZH,	"\033[34;43m"},	/* italic mode: blue text on yellow */
498     {(int)KS_CZR,	"\033[0m"},	/* italic mode end */
499     {(int)KS_US,	"\033[36;41m"},	/* underscore mode: cyan text on red */
500     {(int)KS_UE,	"\033[0m"},	/* underscore mode end */
501     {(int)KS_CCO,	"8"},		/* allow 8 colors */
502 #  ifdef TERMINFO
503     {(int)KS_CAB,	"\033[4%p1%dm"},/* set background color */
504     {(int)KS_CAF,	"\033[3%p1%dm"},/* set foreground color */
505 #  else
506     {(int)KS_CAB,	"\033[4%dm"},	/* set background color */
507     {(int)KS_CAF,	"\033[3%dm"},	/* set foreground color */
508 #  endif
509     {(int)KS_OP,	"\033[0m"},	/* reset colors */
510     {(int)KS_MS,	"y"},
511     {(int)KS_UT,	"y"},		/* guessed */
512     {(int)KS_LE,	"\b"},
513 #  ifdef TERMINFO
514     {(int)KS_CM,	"\033[%i%p1%d;%p2%dH"},
515 #  else
516     {(int)KS_CM,	"\033[%i%d;%dH"},
517 #  endif
518 #  ifdef TERMINFO
519     {(int)KS_CRI,	"\033[%p1%dC"},
520 #  else
521     {(int)KS_CRI,	"\033[%dC"},
522 #  endif
523     {K_UP,		"\316H"},
524     {K_DOWN,		"\316P"},
525     {K_LEFT,		"\316K"},
526     {K_RIGHT,		"\316M"},
527     {K_S_LEFT,		"\316s"},
528     {K_S_RIGHT,		"\316t"},
529     {K_F1,		"\316;"},
530     {K_F2,		"\316<"},
531     {K_F3,		"\316="},
532     {K_F4,		"\316>"},
533     {K_F5,		"\316?"},
534     {K_F6,		"\316@"},
535     {K_F7,		"\316A"},
536     {K_F8,		"\316B"},
537     {K_F9,		"\316C"},
538     {K_F10,		"\316D"},
539     {K_F11,		"\316\205"},	/* guessed */
540     {K_F12,		"\316\206"},	/* guessed */
541     {K_S_F1,		"\316T"},
542     {K_S_F2,		"\316U"},
543     {K_S_F3,		"\316V"},
544     {K_S_F4,		"\316W"},
545     {K_S_F5,		"\316X"},
546     {K_S_F6,		"\316Y"},
547     {K_S_F7,		"\316Z"},
548     {K_S_F8,		"\316["},
549     {K_S_F9,		"\316\\"},
550     {K_S_F10,		"\316]"},
551     {K_S_F11,		"\316\207"},	/* guessed */
552     {K_S_F12,		"\316\210"},	/* guessed */
553     {K_INS,		"\316R"},
554     {K_DEL,		"\316S"},
555     {K_HOME,		"\316G"},
556     {K_END,		"\316O"},
557     {K_PAGEDOWN,	"\316Q"},
558     {K_PAGEUP,		"\316I"},
559 # endif
560 
561 # if defined(MSDOS)
562 /*
563  * These codes are valid for the pc video.  The entries that start with ESC |
564  * are translated into conio calls in os_msdos.c. Default for MSDOS.
565  */
566     {(int)KS_NAME,	"pcterm"},
567     {(int)KS_CE,	"\033|K"},
568     {(int)KS_AL,	"\033|L"},
569     {(int)KS_DL,	"\033|M"},
570 #  ifdef TERMINFO
571     {(int)KS_CS,	"\033|%i%p1%d;%p2%dr"},
572 #   ifdef FEAT_VERTSPLIT
573     {(int)KS_CSV,	"\033|%i%p1%d;%p2%dV"},
574 #   endif
575 #  else
576     {(int)KS_CS,	"\033|%i%d;%dr"},
577 #   ifdef FEAT_VERTSPLIT
578     {(int)KS_CSV,	"\033|%i%d;%dV"},
579 #   endif
580 #  endif
581     {(int)KS_CL,	"\033|J"},
582     {(int)KS_ME,	"\033|0m"},	/* normal */
583     {(int)KS_MR,	"\033|112m"},	/* reverse: black on lightgrey */
584     {(int)KS_MD,	"\033|15m"},	/* bold: white text */
585     {(int)KS_SE,	"\033|0m"},	/* standout end */
586     {(int)KS_SO,	"\033|31m"},	/* standout: white on blue */
587     {(int)KS_CZH,	"\033|225m"},	/* italic mode: blue text on yellow */
588     {(int)KS_CZR,	"\033|0m"},	/* italic mode end */
589     {(int)KS_US,	"\033|67m"},	/* underscore mode: cyan text on red */
590     {(int)KS_UE,	"\033|0m"},	/* underscore mode end */
591     {(int)KS_CCO,	"16"},		/* allow 16 colors */
592 #  ifdef TERMINFO
593     {(int)KS_CAB,	"\033|%p1%db"},	/* set background color */
594     {(int)KS_CAF,	"\033|%p1%df"},	/* set foreground color */
595 #  else
596     {(int)KS_CAB,	"\033|%db"},	/* set background color */
597     {(int)KS_CAF,	"\033|%df"},	/* set foreground color */
598 #  endif
599     {(int)KS_MS,	"y"},
600     {(int)KS_UT,	"y"},
601     {(int)KS_LE,	"\b"},
602 #  ifdef TERMINFO
603     {(int)KS_CM,	"\033|%i%p1%d;%p2%dH"},
604 #  else
605     {(int)KS_CM,	"\033|%i%d;%dH"},
606 #  endif
607 #ifdef DJGPP
608     {(int)KS_VB,	"\033|B"},	/* visual bell */
609 #endif
610     {K_UP,		"\316H"},
611     {K_DOWN,		"\316P"},
612     {K_LEFT,		"\316K"},
613     {K_RIGHT,		"\316M"},
614     {K_S_LEFT,		"\316s"},
615     {K_S_RIGHT,		"\316t"},
616     {K_S_TAB,		"\316\017"},
617     {K_F1,		"\316;"},
618     {K_F2,		"\316<"},
619     {K_F3,		"\316="},
620     {K_F4,		"\316>"},
621     {K_F5,		"\316?"},
622     {K_F6,		"\316@"},
623     {K_F7,		"\316A"},
624     {K_F8,		"\316B"},
625     {K_F9,		"\316C"},
626     {K_F10,		"\316D"},
627     {K_F11,		"\316\205"},
628     {K_F12,		"\316\206"},
629     {K_S_F1,		"\316T"},
630     {K_S_F2,		"\316U"},
631     {K_S_F3,		"\316V"},
632     {K_S_F4,		"\316W"},
633     {K_S_F5,		"\316X"},
634     {K_S_F6,		"\316Y"},
635     {K_S_F7,		"\316Z"},
636     {K_S_F8,		"\316["},
637     {K_S_F9,		"\316\\"},
638     {K_S_F10,		"\316]"},
639     {K_S_F11,		"\316\207"},
640     {K_S_F12,		"\316\210"},
641     {K_INS,		"\316R"},
642     {K_DEL,		"\316S"},
643     {K_HOME,		"\316G"},
644     {K_END,		"\316O"},
645     {K_PAGEDOWN,	"\316Q"},
646     {K_PAGEUP,		"\316I"},
647     {K_KPLUS,		"\316N"},
648     {K_KMINUS,		"\316J"},
649     {K_KMULTIPLY,	"\3167"},
650     {K_K0,		"\316\332"},
651     {K_K1,		"\316\336"},
652     {K_K2,		"\316\342"},
653     {K_K3,		"\316\346"},
654     {K_K4,		"\316\352"},
655     {K_K5,		"\316\356"},
656     {K_K6,		"\316\362"},
657     {K_K7,		"\316\366"},
658     {K_K8,		"\316\372"},
659     {K_K9,		"\316\376"},
660 # endif
661 
662 # if defined(WIN3264) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
663 /*
664  * These codes are valid for the Win32 Console .  The entries that start with
665  * ESC | are translated into console calls in os_win32.c.  The function keys
666  * are also translated in os_win32.c.
667  */
668     {(int)KS_NAME,	"win32"},
669     {(int)KS_CE,	"\033|K"},	/* clear to end of line */
670     {(int)KS_AL,	"\033|L"},	/* add new blank line */
671 #  ifdef TERMINFO
672     {(int)KS_CAL,	"\033|%p1%dL"},	/* add number of new blank lines */
673 #  else
674     {(int)KS_CAL,	"\033|%dL"},	/* add number of new blank lines */
675 #  endif
676     {(int)KS_DL,	"\033|M"},	/* delete line */
677 #  ifdef TERMINFO
678     {(int)KS_CDL,	"\033|%p1%dM"},	/* delete number of lines */
679 #  else
680     {(int)KS_CDL,	"\033|%dM"},	/* delete number of lines */
681 #  endif
682     {(int)KS_CL,	"\033|J"},	/* clear screen */
683     {(int)KS_CD,	"\033|j"},	/* clear to end of display */
684     {(int)KS_VI,	"\033|v"},	/* cursor invisible */
685     {(int)KS_VE,	"\033|V"},	/* cursor visible */
686 
687     {(int)KS_ME,	"\033|0m"},	/* normal */
688     {(int)KS_MR,	"\033|112m"},	/* reverse: black on lightgray */
689     {(int)KS_MD,	"\033|15m"},	/* bold: white on black */
690 #if 1
691     {(int)KS_SO,	"\033|31m"},	/* standout: white on blue */
692     {(int)KS_SE,	"\033|0m"},	/* standout end */
693 #else
694     {(int)KS_SO,	"\033|F"},	/* standout: high intensity */
695     {(int)KS_SE,	"\033|f"},	/* standout end */
696 #endif
697     {(int)KS_CZH,	"\033|225m"},	/* italic: blue text on yellow */
698     {(int)KS_CZR,	"\033|0m"},	/* italic end */
699     {(int)KS_US,	"\033|67m"},	/* underscore: cyan text on red */
700     {(int)KS_UE,	"\033|0m"},	/* underscore end */
701     {(int)KS_CCO,	"16"},		/* allow 16 colors */
702 #  ifdef TERMINFO
703     {(int)KS_CAB,	"\033|%p1%db"},	/* set background color */
704     {(int)KS_CAF,	"\033|%p1%df"},	/* set foreground color */
705 #  else
706     {(int)KS_CAB,	"\033|%db"},	/* set background color */
707     {(int)KS_CAF,	"\033|%df"},	/* set foreground color */
708 #  endif
709 
710     {(int)KS_MS,	"y"},		/* save to move cur in reverse mode */
711     {(int)KS_UT,	"y"},
712     {(int)KS_LE,	"\b"},
713 #  ifdef TERMINFO
714     {(int)KS_CM,	"\033|%i%p1%d;%p2%dH"},/* cursor motion */
715 #  else
716     {(int)KS_CM,	"\033|%i%d;%dH"},/* cursor motion */
717 #  endif
718     {(int)KS_VB,	"\033|B"},	/* visual bell */
719     {(int)KS_TI,	"\033|S"},	/* put terminal in termcap mode */
720     {(int)KS_TE,	"\033|E"},	/* out of termcap mode */
721 #  ifdef TERMINFO
722     {(int)KS_CS,	"\033|%i%p1%d;%p2%dr"},/* scroll region */
723 #  else
724     {(int)KS_CS,	"\033|%i%d;%dr"},/* scroll region */
725 #  endif
726 
727     {K_UP,		"\316H"},
728     {K_DOWN,		"\316P"},
729     {K_LEFT,		"\316K"},
730     {K_RIGHT,		"\316M"},
731     {K_S_UP,		"\316\304"},
732     {K_S_DOWN,		"\316\317"},
733     {K_S_LEFT,		"\316\311"},
734     {K_C_LEFT,		"\316s"},
735     {K_S_RIGHT,		"\316\313"},
736     {K_C_RIGHT,		"\316t"},
737     {K_S_TAB,		"\316\017"},
738     {K_F1,		"\316;"},
739     {K_F2,		"\316<"},
740     {K_F3,		"\316="},
741     {K_F4,		"\316>"},
742     {K_F5,		"\316?"},
743     {K_F6,		"\316@"},
744     {K_F7,		"\316A"},
745     {K_F8,		"\316B"},
746     {K_F9,		"\316C"},
747     {K_F10,		"\316D"},
748     {K_F11,		"\316\205"},
749     {K_F12,		"\316\206"},
750     {K_S_F1,		"\316T"},
751     {K_S_F2,		"\316U"},
752     {K_S_F3,		"\316V"},
753     {K_S_F4,		"\316W"},
754     {K_S_F5,		"\316X"},
755     {K_S_F6,		"\316Y"},
756     {K_S_F7,		"\316Z"},
757     {K_S_F8,		"\316["},
758     {K_S_F9,		"\316\\"},
759     {K_S_F10,		"\316]"},
760     {K_S_F11,		"\316\207"},
761     {K_S_F12,		"\316\210"},
762     {K_INS,		"\316R"},
763     {K_DEL,		"\316S"},
764     {K_HOME,		"\316G"},
765     {K_S_HOME,		"\316\302"},
766     {K_C_HOME,		"\316w"},
767     {K_END,		"\316O"},
768     {K_S_END,		"\316\315"},
769     {K_C_END,		"\316u"},
770     {K_PAGEDOWN,	"\316Q"},
771     {K_PAGEUP,		"\316I"},
772     {K_KPLUS,		"\316N"},
773     {K_KMINUS,		"\316J"},
774     {K_KMULTIPLY,	"\316\067"},
775     {K_K0,		"\316\332"},
776     {K_K1,		"\316\336"},
777     {K_K2,		"\316\342"},
778     {K_K3,		"\316\346"},
779     {K_K4,		"\316\352"},
780     {K_K5,		"\316\356"},
781     {K_K6,		"\316\362"},
782     {K_K7,		"\316\366"},
783     {K_K8,		"\316\372"},
784     {K_K9,		"\316\376"},
785 # endif
786 
787 # if defined(VMS) || defined(ALL_BUILTIN_TCAPS)
788 /*
789  * VT320 is working as an ANSI terminal compatible DEC terminal.
790  * (it covers VT1x0, VT2x0 and VT3x0 up to VT320 on VMS as well)
791  * Note: K_F1...K_F5 are for internal use, should not be defined.
792  * TODO:- rewrite ESC[ codes to CSI
793  *      - keyboard languages (CSI ? 26 n)
794  */
795     {(int)KS_NAME,	"vt320"},
796     {(int)KS_CE,	IF_EB("\033[K", ESC_STR "[K")},
797     {(int)KS_AL,	IF_EB("\033[L", ESC_STR "[L")},
798 #  ifdef TERMINFO
799     {(int)KS_CAL,	IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
800 #  else
801     {(int)KS_CAL,	IF_EB("\033[%dL", ESC_STR "[%dL")},
802 #  endif
803     {(int)KS_DL,	IF_EB("\033[M", ESC_STR "[M")},
804 #  ifdef TERMINFO
805     {(int)KS_CDL,	IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
806 #  else
807     {(int)KS_CDL,	IF_EB("\033[%dM", ESC_STR "[%dM")},
808 #  endif
809     {(int)KS_CL,	IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
810     {(int)KS_CD,	IF_EB("\033[J", ESC_STR "[J")},
811     {(int)KS_CCO,	"8"},			/* allow 8 colors */
812     {(int)KS_ME,	IF_EB("\033[0m", ESC_STR "[0m")},
813     {(int)KS_MR,	IF_EB("\033[7m", ESC_STR "[7m")},
814     {(int)KS_MD,	IF_EB("\033[1m", ESC_STR "[1m")},  /* bold mode */
815     {(int)KS_SE,	IF_EB("\033[22m", ESC_STR "[22m")},/* normal mode */
816     {(int)KS_UE,	IF_EB("\033[24m", ESC_STR "[24m")},/* exit underscore mode */
817     {(int)KS_US,	IF_EB("\033[4m", ESC_STR "[4m")},  /* underscore mode */
818     {(int)KS_CZH,	IF_EB("\033[34;43m", ESC_STR "[34;43m")},  /* italic mode: blue text on yellow */
819     {(int)KS_CZR,	IF_EB("\033[0m", ESC_STR "[0m")},	    /* italic mode end */
820     {(int)KS_CAB,	IF_EB("\033[4%dm", ESC_STR "[4%dm")},	    /* set background color (ANSI) */
821     {(int)KS_CAF,	IF_EB("\033[3%dm", ESC_STR "[3%dm")},	    /* set foreground color (ANSI) */
822     {(int)KS_CSB,	IF_EB("\033[102;%dm", ESC_STR "[102;%dm")},	/* set screen background color */
823     {(int)KS_CSF,	IF_EB("\033[101;%dm", ESC_STR "[101;%dm")},	/* set screen foreground color */
824     {(int)KS_MS,	"y"},
825     {(int)KS_UT,	"y"},
826     {(int)KS_LE,	"\b"},
827 #  ifdef TERMINFO
828     {(int)KS_CM,	IF_EB("\033[%i%p1%d;%p2%dH",
829 						  ESC_STR "[%i%p1%d;%p2%dH")},
830 #  else
831     {(int)KS_CM,	IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
832 #  endif
833 #  ifdef TERMINFO
834     {(int)KS_CRI,	IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
835 #  else
836     {(int)KS_CRI,	IF_EB("\033[%dC", ESC_STR "[%dC")},
837 #  endif
838     {K_UP,		IF_EB("\033[A", ESC_STR "[A")},
839     {K_DOWN,		IF_EB("\033[B", ESC_STR "[B")},
840     {K_RIGHT,		IF_EB("\033[C", ESC_STR "[C")},
841     {K_LEFT,		IF_EB("\033[D", ESC_STR "[D")},
842     {K_F1,		IF_EB("\033[11~", ESC_STR "[11~")},
843     {K_F2,		IF_EB("\033[12~", ESC_STR "[12~")},
844     {K_F3,		IF_EB("\033[13~", ESC_STR "[13~")},
845     {K_F4,		IF_EB("\033[14~", ESC_STR "[14~")},
846     {K_F5,		IF_EB("\033[15~", ESC_STR "[15~")},
847     {K_F6,		IF_EB("\033[17~", ESC_STR "[17~")},
848     {K_F7,		IF_EB("\033[18~", ESC_STR "[18~")},
849     {K_F8,		IF_EB("\033[19~", ESC_STR "[19~")},
850     {K_F9,		IF_EB("\033[20~", ESC_STR "[20~")},
851     {K_F10,		IF_EB("\033[21~", ESC_STR "[21~")},
852     {K_F11,		IF_EB("\033[23~", ESC_STR "[23~")},
853     {K_F12,		IF_EB("\033[24~", ESC_STR "[24~")},
854     {K_F13,		IF_EB("\033[25~", ESC_STR "[25~")},
855     {K_F14,		IF_EB("\033[26~", ESC_STR "[26~")},
856     {K_F15,		IF_EB("\033[28~", ESC_STR "[28~")},	/* Help */
857     {K_F16,		IF_EB("\033[29~", ESC_STR "[29~")},	/* Select */
858     {K_F17,		IF_EB("\033[31~", ESC_STR "[31~")},
859     {K_F18,		IF_EB("\033[32~", ESC_STR "[32~")},
860     {K_F19,		IF_EB("\033[33~", ESC_STR "[33~")},
861     {K_F20,		IF_EB("\033[34~", ESC_STR "[34~")},
862     {K_INS,		IF_EB("\033[2~", ESC_STR "[2~")},
863     {K_DEL,		IF_EB("\033[3~", ESC_STR "[3~")},
864     {K_HOME,		IF_EB("\033[1~", ESC_STR "[1~")},
865     {K_END,		IF_EB("\033[4~", ESC_STR "[4~")},
866     {K_PAGEUP,		IF_EB("\033[5~", ESC_STR "[5~")},
867     {K_PAGEDOWN,	IF_EB("\033[6~", ESC_STR "[6~")},
868     {K_KPLUS,		IF_EB("\033Ok", ESC_STR "Ok")},	/* keypad plus */
869     {K_KMINUS,		IF_EB("\033Om", ESC_STR "Om")},	/* keypad minus */
870     {K_KDIVIDE,		IF_EB("\033Oo", ESC_STR "Oo")},	/* keypad / */
871     {K_KMULTIPLY,	IF_EB("\033Oj", ESC_STR "Oj")},	/* keypad * */
872     {K_KENTER,		IF_EB("\033OM", ESC_STR "OM")},	/* keypad Enter */
873     {K_BS,		"\x7f"},	/* for some reason 0177 doesn't work */
874 # endif
875 
876 # if defined(ALL_BUILTIN_TCAPS) || defined(__MINT__)
877 /*
878  * Ordinary vt52
879  */
880     {(int)KS_NAME,	"vt52"},
881     {(int)KS_CE,	IF_EB("\033K", ESC_STR "K")},
882     {(int)KS_CD,	IF_EB("\033J", ESC_STR "J")},
883     {(int)KS_CM,	IF_EB("\033Y%+ %+ ", ESC_STR "Y%+ %+ ")},
884     {(int)KS_LE,	"\b"},
885 #  ifdef __MINT__
886     {(int)KS_AL,	IF_EB("\033L", ESC_STR "L")},
887     {(int)KS_DL,	IF_EB("\033M", ESC_STR "M")},
888     {(int)KS_CL,	IF_EB("\033E", ESC_STR "E")},
889     {(int)KS_SR,	IF_EB("\033I", ESC_STR "I")},
890     {(int)KS_VE,	IF_EB("\033e", ESC_STR "e")},
891     {(int)KS_VI,	IF_EB("\033f", ESC_STR "f")},
892     {(int)KS_SO,	IF_EB("\033p", ESC_STR "p")},
893     {(int)KS_SE,	IF_EB("\033q", ESC_STR "q")},
894     {K_UP,		IF_EB("\033A", ESC_STR "A")},
895     {K_DOWN,		IF_EB("\033B", ESC_STR "B")},
896     {K_LEFT,		IF_EB("\033D", ESC_STR "D")},
897     {K_RIGHT,		IF_EB("\033C", ESC_STR "C")},
898     {K_S_UP,		IF_EB("\033a", ESC_STR "a")},
899     {K_S_DOWN,		IF_EB("\033b", ESC_STR "b")},
900     {K_S_LEFT,		IF_EB("\033d", ESC_STR "d")},
901     {K_S_RIGHT,		IF_EB("\033c", ESC_STR "c")},
902     {K_F1,		IF_EB("\033P", ESC_STR "P")},
903     {K_F2,		IF_EB("\033Q", ESC_STR "Q")},
904     {K_F3,		IF_EB("\033R", ESC_STR "R")},
905     {K_F4,		IF_EB("\033S", ESC_STR "S")},
906     {K_F5,		IF_EB("\033T", ESC_STR "T")},
907     {K_F6,		IF_EB("\033U", ESC_STR "U")},
908     {K_F7,		IF_EB("\033V", ESC_STR "V")},
909     {K_F8,		IF_EB("\033W", ESC_STR "W")},
910     {K_F9,		IF_EB("\033X", ESC_STR "X")},
911     {K_F10,		IF_EB("\033Y", ESC_STR "Y")},
912     {K_S_F1,		IF_EB("\033p", ESC_STR "p")},
913     {K_S_F2,		IF_EB("\033q", ESC_STR "q")},
914     {K_S_F3,		IF_EB("\033r", ESC_STR "r")},
915     {K_S_F4,		IF_EB("\033s", ESC_STR "s")},
916     {K_S_F5,		IF_EB("\033t", ESC_STR "t")},
917     {K_S_F6,		IF_EB("\033u", ESC_STR "u")},
918     {K_S_F7,		IF_EB("\033v", ESC_STR "v")},
919     {K_S_F8,		IF_EB("\033w", ESC_STR "w")},
920     {K_S_F9,		IF_EB("\033x", ESC_STR "x")},
921     {K_S_F10,		IF_EB("\033y", ESC_STR "y")},
922     {K_INS,		IF_EB("\033I", ESC_STR "I")},
923     {K_HOME,		IF_EB("\033E", ESC_STR "E")},
924     {K_PAGEDOWN,	IF_EB("\033b", ESC_STR "b")},
925     {K_PAGEUP,		IF_EB("\033a", ESC_STR "a")},
926 #  else
927     {(int)KS_AL,	IF_EB("\033T", ESC_STR "T")},
928     {(int)KS_DL,	IF_EB("\033U", ESC_STR "U")},
929     {(int)KS_CL,	IF_EB("\033H\033J", ESC_STR "H" ESC_STR_nc "J")},
930     {(int)KS_ME,	IF_EB("\033SO", ESC_STR "SO")},
931     {(int)KS_MR,	IF_EB("\033S2", ESC_STR "S2")},
932     {(int)KS_MS,	"y"},
933 #  endif
934 # endif
935 
936 # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
937     {(int)KS_NAME,	"xterm"},
938     {(int)KS_CE,	IF_EB("\033[K", ESC_STR "[K")},
939     {(int)KS_AL,	IF_EB("\033[L", ESC_STR "[L")},
940 #  ifdef TERMINFO
941     {(int)KS_CAL,	IF_EB("\033[%p1%dL", ESC_STR "[%p1%dL")},
942 #  else
943     {(int)KS_CAL,	IF_EB("\033[%dL", ESC_STR "[%dL")},
944 #  endif
945     {(int)KS_DL,	IF_EB("\033[M", ESC_STR "[M")},
946 #  ifdef TERMINFO
947     {(int)KS_CDL,	IF_EB("\033[%p1%dM", ESC_STR "[%p1%dM")},
948 #  else
949     {(int)KS_CDL,	IF_EB("\033[%dM", ESC_STR "[%dM")},
950 #  endif
951 #  ifdef TERMINFO
952     {(int)KS_CS,	IF_EB("\033[%i%p1%d;%p2%dr",
953 						  ESC_STR "[%i%p1%d;%p2%dr")},
954 #  else
955     {(int)KS_CS,	IF_EB("\033[%i%d;%dr", ESC_STR "[%i%d;%dr")},
956 #  endif
957     {(int)KS_CL,	IF_EB("\033[H\033[2J", ESC_STR "[H" ESC_STR_nc "[2J")},
958     {(int)KS_CD,	IF_EB("\033[J", ESC_STR "[J")},
959     {(int)KS_ME,	IF_EB("\033[m", ESC_STR "[m")},
960     {(int)KS_MR,	IF_EB("\033[7m", ESC_STR "[7m")},
961     {(int)KS_MD,	IF_EB("\033[1m", ESC_STR "[1m")},
962     {(int)KS_UE,	IF_EB("\033[m", ESC_STR "[m")},
963     {(int)KS_US,	IF_EB("\033[4m", ESC_STR "[4m")},
964     {(int)KS_MS,	"y"},
965     {(int)KS_UT,	"y"},
966     {(int)KS_LE,	"\b"},
967 #  ifdef TERMINFO
968     {(int)KS_CM,	IF_EB("\033[%i%p1%d;%p2%dH",
969 						  ESC_STR "[%i%p1%d;%p2%dH")},
970 #  else
971     {(int)KS_CM,	IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
972 #  endif
973     {(int)KS_SR,	IF_EB("\033M", ESC_STR "M")},
974 #  ifdef TERMINFO
975     {(int)KS_CRI,	IF_EB("\033[%p1%dC", ESC_STR "[%p1%dC")},
976 #  else
977     {(int)KS_CRI,	IF_EB("\033[%dC", ESC_STR "[%dC")},
978 #  endif
979     {(int)KS_KS,	IF_EB("\033[?1h\033=", ESC_STR "[?1h" ESC_STR_nc "=")},
980     {(int)KS_KE,	IF_EB("\033[?1l\033>", ESC_STR "[?1l" ESC_STR_nc ">")},
981 #  ifdef FEAT_XTERM_SAVE
982     {(int)KS_TI,	IF_EB("\0337\033[?47h", ESC_STR "7" ESC_STR_nc "[?47h")},
983     {(int)KS_TE,	IF_EB("\033[2J\033[?47l\0338",
984 				  ESC_STR "[2J" ESC_STR_nc "[?47l" ESC_STR_nc "8")},
985 #  endif
986     {(int)KS_CIS,	IF_EB("\033]1;", ESC_STR "]1;")},
987     {(int)KS_CIE,	"\007"},
988     {(int)KS_TS,	IF_EB("\033]2;", ESC_STR "]2;")},
989     {(int)KS_FS,	"\007"},
990 #  ifdef TERMINFO
991     {(int)KS_CWS,	IF_EB("\033[8;%p1%d;%p2%dt",
992 						  ESC_STR "[8;%p1%d;%p2%dt")},
993     {(int)KS_CWP,	IF_EB("\033[3;%p1%d;%p2%dt",
994 						  ESC_STR "[3;%p1%d;%p2%dt")},
995 #  else
996     {(int)KS_CWS,	IF_EB("\033[8;%d;%dt", ESC_STR "[8;%d;%dt")},
997     {(int)KS_CWP,	IF_EB("\033[3;%d;%dt", ESC_STR "[3;%d;%dt")},
998 #  endif
999     {(int)KS_CRV,	IF_EB("\033[>c", ESC_STR "[>c")},
1000 
1001     {K_UP,		IF_EB("\033O*A", ESC_STR "O*A")},
1002     {K_DOWN,		IF_EB("\033O*B", ESC_STR "O*B")},
1003     {K_RIGHT,		IF_EB("\033O*C", ESC_STR "O*C")},
1004     {K_LEFT,		IF_EB("\033O*D", ESC_STR "O*D")},
1005     /* An extra set of cursor keys for vt100 mode */
1006     {K_XUP,		IF_EB("\033[1;*A", ESC_STR "[1;*A")},
1007     {K_XDOWN,		IF_EB("\033[1;*B", ESC_STR "[1;*B")},
1008     {K_XRIGHT,		IF_EB("\033[1;*C", ESC_STR "[1;*C")},
1009     {K_XLEFT,		IF_EB("\033[1;*D", ESC_STR "[1;*D")},
1010     /* An extra set of function keys for vt100 mode */
1011     {K_XF1,		IF_EB("\033O*P", ESC_STR "O*P")},
1012     {K_XF2,		IF_EB("\033O*Q", ESC_STR "O*Q")},
1013     {K_XF3,		IF_EB("\033O*R", ESC_STR "O*R")},
1014     {K_XF4,		IF_EB("\033O*S", ESC_STR "O*S")},
1015     {K_F1,		IF_EB("\033[11;*~", ESC_STR "[11;*~")},
1016     {K_F2,		IF_EB("\033[12;*~", ESC_STR "[12;*~")},
1017     {K_F3,		IF_EB("\033[13;*~", ESC_STR "[13;*~")},
1018     {K_F4,		IF_EB("\033[14;*~", ESC_STR "[14;*~")},
1019     {K_F5,		IF_EB("\033[15;*~", ESC_STR "[15;*~")},
1020     {K_F6,		IF_EB("\033[17;*~", ESC_STR "[17;*~")},
1021     {K_F7,		IF_EB("\033[18;*~", ESC_STR "[18;*~")},
1022     {K_F8,		IF_EB("\033[19;*~", ESC_STR "[19;*~")},
1023     {K_F9,		IF_EB("\033[20;*~", ESC_STR "[20;*~")},
1024     {K_F10,		IF_EB("\033[21;*~", ESC_STR "[21;*~")},
1025     {K_F11,		IF_EB("\033[23;*~", ESC_STR "[23;*~")},
1026     {K_F12,		IF_EB("\033[24;*~", ESC_STR "[24;*~")},
1027     {K_S_TAB,		IF_EB("\033[Z", ESC_STR "[Z")},
1028     {K_HELP,		IF_EB("\033[28;*~", ESC_STR "[28;*~")},
1029     {K_UNDO,		IF_EB("\033[26;*~", ESC_STR "[26;*~")},
1030     {K_INS,		IF_EB("\033[2;*~", ESC_STR "[2;*~")},
1031     {K_HOME,		IF_EB("\033[1;*H", ESC_STR "[1;*H")},
1032     /* {K_S_HOME,		IF_EB("\033O2H", ESC_STR "O2H")}, */
1033     /* {K_C_HOME,		IF_EB("\033O5H", ESC_STR "O5H")}, */
1034     {K_KHOME,		IF_EB("\033[1;*~", ESC_STR "[1;*~")},
1035     {K_XHOME,		IF_EB("\033O*H", ESC_STR "O*H")},	/* other Home */
1036     {K_ZHOME,		IF_EB("\033[7;*~", ESC_STR "[7;*~")},	/* other Home */
1037     {K_END,		IF_EB("\033[1;*F", ESC_STR "[1;*F")},
1038     /* {K_S_END,		IF_EB("\033O2F", ESC_STR "O2F")}, */
1039     /* {K_C_END,		IF_EB("\033O5F", ESC_STR "O5F")}, */
1040     {K_KEND,		IF_EB("\033[4;*~", ESC_STR "[4;*~")},
1041     {K_XEND,		IF_EB("\033O*F", ESC_STR "O*F")},	/* other End */
1042     {K_ZEND,		IF_EB("\033[8;*~", ESC_STR "[8;*~")},
1043     {K_PAGEUP,		IF_EB("\033[5;*~", ESC_STR "[5;*~")},
1044     {K_PAGEDOWN,	IF_EB("\033[6;*~", ESC_STR "[6;*~")},
1045     {K_KPLUS,		IF_EB("\033O*k", ESC_STR "O*k")},	/* keypad plus */
1046     {K_KMINUS,		IF_EB("\033O*m", ESC_STR "O*m")},	/* keypad minus */
1047     {K_KDIVIDE,		IF_EB("\033O*o", ESC_STR "O*o")},	/* keypad / */
1048     {K_KMULTIPLY,	IF_EB("\033O*j", ESC_STR "O*j")},	/* keypad * */
1049     {K_KENTER,		IF_EB("\033O*M", ESC_STR "O*M")},	/* keypad Enter */
1050     {K_KPOINT,		IF_EB("\033O*n", ESC_STR "O*n")},	/* keypad . */
1051     {K_KDEL,		IF_EB("\033[3;*~", ESC_STR "[3;*~")},	/* keypad Del */
1052 
1053     {BT_EXTRA_KEYS,   ""},
1054     {TERMCAP2KEY('k', '0'), IF_EB("\033[10;*~", ESC_STR "[10;*~")}, /* F0 */
1055     {TERMCAP2KEY('F', '3'), IF_EB("\033[25;*~", ESC_STR "[25;*~")}, /* F13 */
1056     /* F14 and F15 are missing, because they send the same codes as the undo
1057      * and help key, although they don't work on all keyboards. */
1058     {TERMCAP2KEY('F', '6'), IF_EB("\033[29;*~", ESC_STR "[29;*~")}, /* F16 */
1059     {TERMCAP2KEY('F', '7'), IF_EB("\033[31;*~", ESC_STR "[31;*~")}, /* F17 */
1060     {TERMCAP2KEY('F', '8'), IF_EB("\033[32;*~", ESC_STR "[32;*~")}, /* F18 */
1061     {TERMCAP2KEY('F', '9'), IF_EB("\033[33;*~", ESC_STR "[33;*~")}, /* F19 */
1062     {TERMCAP2KEY('F', 'A'), IF_EB("\033[34;*~", ESC_STR "[34;*~")}, /* F20 */
1063 
1064     {TERMCAP2KEY('F', 'B'), IF_EB("\033[42;*~", ESC_STR "[42;*~")}, /* F21 */
1065     {TERMCAP2KEY('F', 'C'), IF_EB("\033[43;*~", ESC_STR "[43;*~")}, /* F22 */
1066     {TERMCAP2KEY('F', 'D'), IF_EB("\033[44;*~", ESC_STR "[44;*~")}, /* F23 */
1067     {TERMCAP2KEY('F', 'E'), IF_EB("\033[45;*~", ESC_STR "[45;*~")}, /* F24 */
1068     {TERMCAP2KEY('F', 'F'), IF_EB("\033[46;*~", ESC_STR "[46;*~")}, /* F25 */
1069     {TERMCAP2KEY('F', 'G'), IF_EB("\033[47;*~", ESC_STR "[47;*~")}, /* F26 */
1070     {TERMCAP2KEY('F', 'H'), IF_EB("\033[48;*~", ESC_STR "[48;*~")}, /* F27 */
1071     {TERMCAP2KEY('F', 'I'), IF_EB("\033[49;*~", ESC_STR "[49;*~")}, /* F28 */
1072     {TERMCAP2KEY('F', 'J'), IF_EB("\033[50;*~", ESC_STR "[50;*~")}, /* F29 */
1073     {TERMCAP2KEY('F', 'K'), IF_EB("\033[51;*~", ESC_STR "[51;*~")}, /* F30 */
1074 
1075     {TERMCAP2KEY('F', 'L'), IF_EB("\033[52;*~", ESC_STR "[52;*~")}, /* F31 */
1076     {TERMCAP2KEY('F', 'M'), IF_EB("\033[53;*~", ESC_STR "[53;*~")}, /* F32 */
1077     {TERMCAP2KEY('F', 'N'), IF_EB("\033[54;*~", ESC_STR "[54;*~")}, /* F33 */
1078     {TERMCAP2KEY('F', 'O'), IF_EB("\033[55;*~", ESC_STR "[55;*~")}, /* F34 */
1079     {TERMCAP2KEY('F', 'P'), IF_EB("\033[56;*~", ESC_STR "[56;*~")}, /* F35 */
1080     {TERMCAP2KEY('F', 'Q'), IF_EB("\033[57;*~", ESC_STR "[57;*~")}, /* F36 */
1081     {TERMCAP2KEY('F', 'R'), IF_EB("\033[58;*~", ESC_STR "[58;*~")}, /* F37 */
1082 # endif
1083 
1084 # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS)
1085 /*
1086  * iris-ansi for Silicon Graphics machines.
1087  */
1088     {(int)KS_NAME,	"iris-ansi"},
1089     {(int)KS_CE,	"\033[K"},
1090     {(int)KS_CD,	"\033[J"},
1091     {(int)KS_AL,	"\033[L"},
1092 #  ifdef TERMINFO
1093     {(int)KS_CAL,	"\033[%p1%dL"},
1094 #  else
1095     {(int)KS_CAL,	"\033[%dL"},
1096 #  endif
1097     {(int)KS_DL,	"\033[M"},
1098 #  ifdef TERMINFO
1099     {(int)KS_CDL,	"\033[%p1%dM"},
1100 #  else
1101     {(int)KS_CDL,	"\033[%dM"},
1102 #  endif
1103 #if 0	/* The scroll region is not working as Vim expects. */
1104 #  ifdef TERMINFO
1105     {(int)KS_CS,	"\033[%i%p1%d;%p2%dr"},
1106 #  else
1107     {(int)KS_CS,	"\033[%i%d;%dr"},
1108 #  endif
1109 #endif
1110     {(int)KS_CL,	"\033[H\033[2J"},
1111     {(int)KS_VE,	"\033[9/y\033[12/y"},	/* These aren't documented */
1112     {(int)KS_VS,	"\033[10/y\033[=1h\033[=2l"}, /* These aren't documented */
1113     {(int)KS_TI,	"\033[=6h"},
1114     {(int)KS_TE,	"\033[=6l"},
1115     {(int)KS_SE,	"\033[21;27m"},
1116     {(int)KS_SO,	"\033[1;7m"},
1117     {(int)KS_ME,	"\033[m"},
1118     {(int)KS_MR,	"\033[7m"},
1119     {(int)KS_MD,	"\033[1m"},
1120     {(int)KS_CCO,	"8"},			/* allow 8 colors */
1121     {(int)KS_CZH,	"\033[3m"},		/* italic mode on */
1122     {(int)KS_CZR,	"\033[23m"},		/* italic mode off */
1123     {(int)KS_US,	"\033[4m"},		/* underline on */
1124     {(int)KS_UE,	"\033[24m"},		/* underline off */
1125 #  ifdef TERMINFO
1126     {(int)KS_CAB,	"\033[4%p1%dm"},    /* set background color (ANSI) */
1127     {(int)KS_CAF,	"\033[3%p1%dm"},    /* set foreground color (ANSI) */
1128     {(int)KS_CSB,	"\033[102;%p1%dm"}, /* set screen background color */
1129     {(int)KS_CSF,	"\033[101;%p1%dm"}, /* set screen foreground color */
1130 #  else
1131     {(int)KS_CAB,	"\033[4%dm"},	    /* set background color (ANSI) */
1132     {(int)KS_CAF,	"\033[3%dm"},	    /* set foreground color (ANSI) */
1133     {(int)KS_CSB,	"\033[102;%dm"},    /* set screen background color */
1134     {(int)KS_CSF,	"\033[101;%dm"},    /* set screen foreground color */
1135 #  endif
1136     {(int)KS_MS,	"y"},		/* guessed */
1137     {(int)KS_UT,	"y"},		/* guessed */
1138     {(int)KS_LE,	"\b"},
1139 #  ifdef TERMINFO
1140     {(int)KS_CM,	"\033[%i%p1%d;%p2%dH"},
1141 #  else
1142     {(int)KS_CM,	"\033[%i%d;%dH"},
1143 #  endif
1144     {(int)KS_SR,	"\033M"},
1145 #  ifdef TERMINFO
1146     {(int)KS_CRI,	"\033[%p1%dC"},
1147 #  else
1148     {(int)KS_CRI,	"\033[%dC"},
1149 #  endif
1150     {(int)KS_CIS,	"\033P3.y"},
1151     {(int)KS_CIE,	"\234"},    /* ST "String Terminator" */
1152     {(int)KS_TS,	"\033P1.y"},
1153     {(int)KS_FS,	"\234"},    /* ST "String Terminator" */
1154 #  ifdef TERMINFO
1155     {(int)KS_CWS,	"\033[203;%p1%d;%p2%d/y"},
1156     {(int)KS_CWP,	"\033[205;%p1%d;%p2%d/y"},
1157 #  else
1158     {(int)KS_CWS,	"\033[203;%d;%d/y"},
1159     {(int)KS_CWP,	"\033[205;%d;%d/y"},
1160 #  endif
1161     {K_UP,		"\033[A"},
1162     {K_DOWN,		"\033[B"},
1163     {K_LEFT,		"\033[D"},
1164     {K_RIGHT,		"\033[C"},
1165     {K_S_UP,		"\033[161q"},
1166     {K_S_DOWN,		"\033[164q"},
1167     {K_S_LEFT,		"\033[158q"},
1168     {K_S_RIGHT,		"\033[167q"},
1169     {K_F1,		"\033[001q"},
1170     {K_F2,		"\033[002q"},
1171     {K_F3,		"\033[003q"},
1172     {K_F4,		"\033[004q"},
1173     {K_F5,		"\033[005q"},
1174     {K_F6,		"\033[006q"},
1175     {K_F7,		"\033[007q"},
1176     {K_F8,		"\033[008q"},
1177     {K_F9,		"\033[009q"},
1178     {K_F10,		"\033[010q"},
1179     {K_F11,		"\033[011q"},
1180     {K_F12,		"\033[012q"},
1181     {K_S_F1,		"\033[013q"},
1182     {K_S_F2,		"\033[014q"},
1183     {K_S_F3,		"\033[015q"},
1184     {K_S_F4,		"\033[016q"},
1185     {K_S_F5,		"\033[017q"},
1186     {K_S_F6,		"\033[018q"},
1187     {K_S_F7,		"\033[019q"},
1188     {K_S_F8,		"\033[020q"},
1189     {K_S_F9,		"\033[021q"},
1190     {K_S_F10,		"\033[022q"},
1191     {K_S_F11,		"\033[023q"},
1192     {K_S_F12,		"\033[024q"},
1193     {K_INS,		"\033[139q"},
1194     {K_HOME,		"\033[H"},
1195     {K_END,		"\033[146q"},
1196     {K_PAGEUP,		"\033[150q"},
1197     {K_PAGEDOWN,	"\033[154q"},
1198 # endif
1199 
1200 # if defined(DEBUG) || defined(ALL_BUILTIN_TCAPS)
1201 /*
1202  * for debugging
1203  */
1204     {(int)KS_NAME,	"debug"},
1205     {(int)KS_CE,	"[CE]"},
1206     {(int)KS_CD,	"[CD]"},
1207     {(int)KS_AL,	"[AL]"},
1208 #  ifdef TERMINFO
1209     {(int)KS_CAL,	"[CAL%p1%d]"},
1210 #  else
1211     {(int)KS_CAL,	"[CAL%d]"},
1212 #  endif
1213     {(int)KS_DL,	"[DL]"},
1214 #  ifdef TERMINFO
1215     {(int)KS_CDL,	"[CDL%p1%d]"},
1216 #  else
1217     {(int)KS_CDL,	"[CDL%d]"},
1218 #  endif
1219 #  ifdef TERMINFO
1220     {(int)KS_CS,	"[%p1%dCS%p2%d]"},
1221 #  else
1222     {(int)KS_CS,	"[%dCS%d]"},
1223 #  endif
1224 #  ifdef FEAT_VERTSPLIT
1225 #   ifdef TERMINFO
1226     {(int)KS_CSV,	"[%p1%dCSV%p2%d]"},
1227 #   else
1228     {(int)KS_CSV,	"[%dCSV%d]"},
1229 #   endif
1230 #  endif
1231 #  ifdef TERMINFO
1232     {(int)KS_CAB,	"[CAB%p1%d]"},
1233     {(int)KS_CAF,	"[CAF%p1%d]"},
1234     {(int)KS_CSB,	"[CSB%p1%d]"},
1235     {(int)KS_CSF,	"[CSF%p1%d]"},
1236 #  else
1237     {(int)KS_CAB,	"[CAB%d]"},
1238     {(int)KS_CAF,	"[CAF%d]"},
1239     {(int)KS_CSB,	"[CSB%d]"},
1240     {(int)KS_CSF,	"[CSF%d]"},
1241 #  endif
1242     {(int)KS_OP,	"[OP]"},
1243     {(int)KS_LE,	"[LE]"},
1244     {(int)KS_CL,	"[CL]"},
1245     {(int)KS_VI,	"[VI]"},
1246     {(int)KS_VE,	"[VE]"},
1247     {(int)KS_VS,	"[VS]"},
1248     {(int)KS_ME,	"[ME]"},
1249     {(int)KS_MR,	"[MR]"},
1250     {(int)KS_MB,	"[MB]"},
1251     {(int)KS_MD,	"[MD]"},
1252     {(int)KS_SE,	"[SE]"},
1253     {(int)KS_SO,	"[SO]"},
1254     {(int)KS_UE,	"[UE]"},
1255     {(int)KS_US,	"[US]"},
1256     {(int)KS_UCE,	"[UCE]"},
1257     {(int)KS_UCS,	"[UCS]"},
1258     {(int)KS_MS,	"[MS]"},
1259     {(int)KS_UT,	"[UT]"},
1260 #  ifdef TERMINFO
1261     {(int)KS_CM,	"[%p1%dCM%p2%d]"},
1262 #  else
1263     {(int)KS_CM,	"[%dCM%d]"},
1264 #  endif
1265     {(int)KS_SR,	"[SR]"},
1266 #  ifdef TERMINFO
1267     {(int)KS_CRI,	"[CRI%p1%d]"},
1268 #  else
1269     {(int)KS_CRI,	"[CRI%d]"},
1270 #  endif
1271     {(int)KS_VB,	"[VB]"},
1272     {(int)KS_KS,	"[KS]"},
1273     {(int)KS_KE,	"[KE]"},
1274     {(int)KS_TI,	"[TI]"},
1275     {(int)KS_TE,	"[TE]"},
1276     {(int)KS_CIS,	"[CIS]"},
1277     {(int)KS_CIE,	"[CIE]"},
1278     {(int)KS_TS,	"[TS]"},
1279     {(int)KS_FS,	"[FS]"},
1280 #  ifdef TERMINFO
1281     {(int)KS_CWS,	"[%p1%dCWS%p2%d]"},
1282     {(int)KS_CWP,	"[%p1%dCWP%p2%d]"},
1283 #  else
1284     {(int)KS_CWS,	"[%dCWS%d]"},
1285     {(int)KS_CWP,	"[%dCWP%d]"},
1286 #  endif
1287     {(int)KS_CRV,	"[CRV]"},
1288     {K_UP,		"[KU]"},
1289     {K_DOWN,		"[KD]"},
1290     {K_LEFT,		"[KL]"},
1291     {K_RIGHT,		"[KR]"},
1292     {K_XUP,		"[xKU]"},
1293     {K_XDOWN,		"[xKD]"},
1294     {K_XLEFT,		"[xKL]"},
1295     {K_XRIGHT,		"[xKR]"},
1296     {K_S_UP,		"[S-KU]"},
1297     {K_S_DOWN,		"[S-KD]"},
1298     {K_S_LEFT,		"[S-KL]"},
1299     {K_C_LEFT,		"[C-KL]"},
1300     {K_S_RIGHT,		"[S-KR]"},
1301     {K_C_RIGHT,		"[C-KR]"},
1302     {K_F1,		"[F1]"},
1303     {K_XF1,		"[xF1]"},
1304     {K_F2,		"[F2]"},
1305     {K_XF2,		"[xF2]"},
1306     {K_F3,		"[F3]"},
1307     {K_XF3,		"[xF3]"},
1308     {K_F4,		"[F4]"},
1309     {K_XF4,		"[xF4]"},
1310     {K_F5,		"[F5]"},
1311     {K_F6,		"[F6]"},
1312     {K_F7,		"[F7]"},
1313     {K_F8,		"[F8]"},
1314     {K_F9,		"[F9]"},
1315     {K_F10,		"[F10]"},
1316     {K_F11,		"[F11]"},
1317     {K_F12,		"[F12]"},
1318     {K_S_F1,		"[S-F1]"},
1319     {K_S_XF1,		"[S-xF1]"},
1320     {K_S_F2,		"[S-F2]"},
1321     {K_S_XF2,		"[S-xF2]"},
1322     {K_S_F3,		"[S-F3]"},
1323     {K_S_XF3,		"[S-xF3]"},
1324     {K_S_F4,		"[S-F4]"},
1325     {K_S_XF4,		"[S-xF4]"},
1326     {K_S_F5,		"[S-F5]"},
1327     {K_S_F6,		"[S-F6]"},
1328     {K_S_F7,		"[S-F7]"},
1329     {K_S_F8,		"[S-F8]"},
1330     {K_S_F9,		"[S-F9]"},
1331     {K_S_F10,		"[S-F10]"},
1332     {K_S_F11,		"[S-F11]"},
1333     {K_S_F12,		"[S-F12]"},
1334     {K_HELP,		"[HELP]"},
1335     {K_UNDO,		"[UNDO]"},
1336     {K_BS,		"[BS]"},
1337     {K_INS,		"[INS]"},
1338     {K_KINS,		"[KINS]"},
1339     {K_DEL,		"[DEL]"},
1340     {K_KDEL,		"[KDEL]"},
1341     {K_HOME,		"[HOME]"},
1342     {K_S_HOME,		"[C-HOME]"},
1343     {K_C_HOME,		"[C-HOME]"},
1344     {K_KHOME,		"[KHOME]"},
1345     {K_XHOME,		"[XHOME]"},
1346     {K_ZHOME,		"[ZHOME]"},
1347     {K_END,		"[END]"},
1348     {K_S_END,		"[C-END]"},
1349     {K_C_END,		"[C-END]"},
1350     {K_KEND,		"[KEND]"},
1351     {K_XEND,		"[XEND]"},
1352     {K_ZEND,		"[ZEND]"},
1353     {K_PAGEUP,		"[PAGEUP]"},
1354     {K_PAGEDOWN,	"[PAGEDOWN]"},
1355     {K_KPAGEUP,		"[KPAGEUP]"},
1356     {K_KPAGEDOWN,	"[KPAGEDOWN]"},
1357     {K_MOUSE,		"[MOUSE]"},
1358     {K_KPLUS,		"[KPLUS]"},
1359     {K_KMINUS,		"[KMINUS]"},
1360     {K_KDIVIDE,		"[KDIVIDE]"},
1361     {K_KMULTIPLY,	"[KMULTIPLY]"},
1362     {K_KENTER,		"[KENTER]"},
1363     {K_KPOINT,		"[KPOINT]"},
1364     {K_K0,		"[K0]"},
1365     {K_K1,		"[K1]"},
1366     {K_K2,		"[K2]"},
1367     {K_K3,		"[K3]"},
1368     {K_K4,		"[K4]"},
1369     {K_K5,		"[K5]"},
1370     {K_K6,		"[K6]"},
1371     {K_K7,		"[K7]"},
1372     {K_K8,		"[K8]"},
1373     {K_K9,		"[K9]"},
1374 # endif
1375 
1376 #endif /* NO_BUILTIN_TCAPS */
1377 
1378 /*
1379  * The most minimal terminal: only clear screen and cursor positioning
1380  * Always included.
1381  */
1382     {(int)KS_NAME,	"dumb"},
1383     {(int)KS_CL,	"\014"},
1384 #ifdef TERMINFO
1385     {(int)KS_CM,	IF_EB("\033[%i%p1%d;%p2%dH",
1386 						  ESC_STR "[%i%p1%d;%p2%dH")},
1387 #else
1388     {(int)KS_CM,	IF_EB("\033[%i%d;%dH", ESC_STR "[%i%d;%dH")},
1389 #endif
1390 
1391 /*
1392  * end marker
1393  */
1394     {(int)KS_NAME,	NULL}
1395 
1396 };	/* end of builtin_termcaps */
1397 
1398 /*
1399  * DEFAULT_TERM is used, when no terminal is specified with -T option or $TERM.
1400  */
1401 #ifdef RISCOS
1402 # define DEFAULT_TERM	(char_u *)"riscos"
1403 #endif
1404 
1405 #ifdef AMIGA
1406 # define DEFAULT_TERM	(char_u *)"amiga"
1407 #endif
1408 
1409 #ifdef MSWIN
1410 # define DEFAULT_TERM	(char_u *)"win32"
1411 #endif
1412 
1413 #ifdef MSDOS
1414 # define DEFAULT_TERM	(char_u *)"pcterm"
1415 #endif
1416 
1417 #if defined(UNIX) && !defined(__MINT__)
1418 # define DEFAULT_TERM	(char_u *)"ansi"
1419 #endif
1420 
1421 #ifdef __MINT__
1422 # define DEFAULT_TERM	(char_u *)"vt52"
1423 #endif
1424 
1425 #ifdef __EMX__
1426 # define DEFAULT_TERM	(char_u *)"os2ansi"
1427 #endif
1428 
1429 #ifdef VMS
1430 # define DEFAULT_TERM	(char_u *)"vt320"
1431 #endif
1432 
1433 #ifdef __BEOS__
1434 # undef DEFAULT_TERM
1435 # define DEFAULT_TERM	(char_u *)"beos-ansi"
1436 #endif
1437 
1438 #ifndef DEFAULT_TERM
1439 # define DEFAULT_TERM	(char_u *)"dumb"
1440 #endif
1441 
1442 /*
1443  * Term_strings contains currently used terminal output strings.
1444  * It is initialized with the default values by parse_builtin_tcap().
1445  * The values can be changed by setting the option with the same name.
1446  */
1447 char_u *(term_strings[(int)KS_LAST + 1]);
1448 
1449 static int	need_gather = FALSE;		/* need to fill termleader[] */
1450 static char_u	termleader[256 + 1];		/* for check_termcode() */
1451 #ifdef FEAT_TERMRESPONSE
1452 static int	check_for_codes = FALSE;	/* check for key code reponse */
1453 #endif
1454 
1455     static struct builtin_term *
1456 find_builtin_term(term)
1457     char_u	*term;
1458 {
1459     struct builtin_term *p;
1460 
1461     p = builtin_termcaps;
1462     while (p->bt_string != NULL)
1463     {
1464 	if (p->bt_entry == (int)KS_NAME)
1465 	{
1466 #ifdef UNIX
1467 	    if (STRCMP(p->bt_string, "iris-ansi") == 0 && vim_is_iris(term))
1468 		return p;
1469 	    else if (STRCMP(p->bt_string, "xterm") == 0 && vim_is_xterm(term))
1470 		return p;
1471 	    else
1472 #endif
1473 #ifdef VMS
1474 		if (STRCMP(p->bt_string, "vt320") == 0 && vim_is_vt300(term))
1475 		    return p;
1476 		else
1477 #endif
1478 		  if (STRCMP(term, p->bt_string) == 0)
1479 		    return p;
1480 	}
1481 	++p;
1482     }
1483     return p;
1484 }
1485 
1486 /*
1487  * Parsing of the builtin termcap entries.
1488  * Caller should check if 'name' is a valid builtin term.
1489  * The terminal's name is not set, as this is already done in termcapinit().
1490  */
1491     static void
1492 parse_builtin_tcap(term)
1493     char_u  *term;
1494 {
1495     struct builtin_term	    *p;
1496     char_u		    name[2];
1497     int			    term_8bit;
1498 
1499     p = find_builtin_term(term);
1500     term_8bit = term_is_8bit(term);
1501 
1502     /* Do not parse if builtin term not found */
1503     if (p->bt_string == NULL)
1504 	return;
1505 
1506     for (++p; p->bt_entry != (int)KS_NAME && p->bt_entry != BT_EXTRA_KEYS; ++p)
1507     {
1508 	if ((int)p->bt_entry >= 0)	/* KS_xx entry */
1509 	{
1510 	    /* Only set the value if it wasn't set yet. */
1511 	    if (term_strings[p->bt_entry] == NULL
1512 				 || term_strings[p->bt_entry] == empty_option)
1513 	    {
1514 		/* 8bit terminal: use CSI instead of <Esc>[ */
1515 		if (term_8bit && term_7to8bit((char_u *)p->bt_string) != 0)
1516 		{
1517 		    char_u  *s, *t;
1518 
1519 		    s = vim_strsave((char_u *)p->bt_string);
1520 		    if (s != NULL)
1521 		    {
1522 			for (t = s; *t; ++t)
1523 			    if (term_7to8bit(t))
1524 			    {
1525 				*t = term_7to8bit(t);
1526 				STRCPY(t + 1, t + 2);
1527 			    }
1528 			term_strings[p->bt_entry] = s;
1529 			set_term_option_alloced(&term_strings[p->bt_entry]);
1530 		    }
1531 		}
1532 		else
1533 		    term_strings[p->bt_entry] = (char_u *)p->bt_string;
1534 	    }
1535 	}
1536 	else
1537 	{
1538 	    name[0] = KEY2TERMCAP0((int)p->bt_entry);
1539 	    name[1] = KEY2TERMCAP1((int)p->bt_entry);
1540 	    if (find_termcode(name) == NULL)
1541 		add_termcode(name, (char_u *)p->bt_string, term_8bit);
1542 	}
1543     }
1544 }
1545 #if defined(HAVE_TGETENT) || defined(FEAT_TERMRESPONSE)
1546 static void set_color_count __ARGS((int nr));
1547 
1548 /*
1549  * Set number of colors.
1550  * Store it as a number in t_colors.
1551  * Store it as a string in T_CCO (using nr_colors[]).
1552  */
1553     static void
1554 set_color_count(nr)
1555     int		nr;
1556 {
1557     char_u	nr_colors[20];		/* string for number of colors */
1558 
1559     t_colors = nr;
1560     if (t_colors > 1)
1561 	sprintf((char *)nr_colors, "%d", t_colors);
1562     else
1563 	*nr_colors = NUL;
1564     set_string_option_direct((char_u *)"t_Co", -1, nr_colors, OPT_FREE, 0);
1565 }
1566 #endif
1567 
1568 #ifdef HAVE_TGETENT
1569 static char *(key_names[]) =
1570 {
1571 #ifdef FEAT_TERMRESPONSE
1572     /* Do this one first, it may cause a screen redraw. */
1573     "Co",
1574 #endif
1575     "ku", "kd", "kr", "kl",
1576 # ifdef ARCHIE
1577     "su", "sd",		/* Termcap code made up! */
1578 # endif
1579     "#2", "#4", "%i", "*7",
1580     "k1", "k2", "k3", "k4", "k5", "k6",
1581     "k7", "k8", "k9", "k;", "F1", "F2",
1582     "%1", "&8", "kb", "kI", "kD", "kh",
1583     "@7", "kP", "kN", "K1", "K3", "K4", "K5", "kB",
1584     NULL
1585 };
1586 #endif
1587 
1588 /*
1589  * Set terminal options for terminal "term".
1590  * Return OK if terminal 'term' was found in a termcap, FAIL otherwise.
1591  *
1592  * While doing this, until ttest(), some options may be NULL, be careful.
1593  */
1594     int
1595 set_termname(term)
1596     char_u *term;
1597 {
1598     struct builtin_term *termp;
1599 #ifdef HAVE_TGETENT
1600     int		builtin_first = p_tbi;
1601     int		try;
1602     int		termcap_cleared = FALSE;
1603 #endif
1604     int		width = 0, height = 0;
1605     char_u	*error_msg = NULL;
1606     char_u	*bs_p, *del_p;
1607 
1608     /* In silect mode (ex -s) we don't use the 'term' option. */
1609     if (silent_mode)
1610 	return OK;
1611 
1612     detected_8bit = FALSE;		/* reset 8-bit detection */
1613 
1614     if (term_is_builtin(term))
1615     {
1616 	term += 8;
1617 #ifdef HAVE_TGETENT
1618 	builtin_first = 1;
1619 #endif
1620     }
1621 
1622 /*
1623  * If HAVE_TGETENT is not defined, only the builtin termcap is used, otherwise:
1624  *   If builtin_first is TRUE:
1625  *     0. try builtin termcap
1626  *     1. try external termcap
1627  *     2. if both fail default to a builtin terminal
1628  *   If builtin_first is FALSE:
1629  *     1. try external termcap
1630  *     2. try builtin termcap, if both fail default to a builtin terminal
1631  */
1632 #ifdef HAVE_TGETENT
1633     for (try = builtin_first ? 0 : 1; try < 3; ++try)
1634     {
1635 	/*
1636 	 * Use external termcap
1637 	 */
1638 	if (try == 1)
1639 	{
1640 	    char_u	    *p;
1641 	    static char_u   tstrbuf[TBUFSZ];
1642 	    int		    i;
1643 	    char_u	    tbuf[TBUFSZ];
1644 	    char_u	    *tp;
1645 	    static struct {
1646 			    enum SpecialKey dest; /* index in term_strings[] */
1647 			    char *name;		  /* termcap name for string */
1648 			  } string_names[] =
1649 			    {	{KS_CE, "ce"}, {KS_AL, "al"}, {KS_CAL,"AL"},
1650 				{KS_DL, "dl"}, {KS_CDL,"DL"}, {KS_CS, "cs"},
1651 				{KS_CL, "cl"}, {KS_CD, "cd"},
1652 				{KS_VI, "vi"}, {KS_VE, "ve"}, {KS_MB, "mb"},
1653 				{KS_VS, "vs"}, {KS_ME, "me"}, {KS_MR, "mr"},
1654 				{KS_MD, "md"}, {KS_SE, "se"}, {KS_SO, "so"},
1655 				{KS_CZH,"ZH"}, {KS_CZR,"ZR"}, {KS_UE, "ue"},
1656 				{KS_US, "us"}, {KS_UCE, "Ce"}, {KS_UCS, "Cs"},
1657 				{KS_CM, "cm"}, {KS_SR, "sr"},
1658 				{KS_CRI,"RI"}, {KS_VB, "vb"}, {KS_KS, "ks"},
1659 				{KS_KE, "ke"}, {KS_TI, "ti"}, {KS_TE, "te"},
1660 				{KS_BC, "bc"}, {KS_CSB,"Sb"}, {KS_CSF,"Sf"},
1661 				{KS_CAB,"AB"}, {KS_CAF,"AF"}, {KS_LE, "le"},
1662 				{KS_ND, "nd"}, {KS_OP, "op"}, {KS_CRV, "RV"},
1663 				{KS_CIS, "IS"}, {KS_CIE, "IE"},
1664 				{KS_TS, "ts"}, {KS_FS, "fs"},
1665 				{KS_CWP, "WP"}, {KS_CWS, "WS"},
1666 				{KS_CSI, "SI"}, {KS_CEI, "EI"},
1667 				{(enum SpecialKey)0, NULL}
1668 			    };
1669 
1670 	    /*
1671 	     * If the external termcap does not have a matching entry, try the
1672 	     * builtin ones.
1673 	     */
1674 	    if ((error_msg = tgetent_error(tbuf, term)) == NULL)
1675 	    {
1676 		tp = tstrbuf;
1677 		if (!termcap_cleared)
1678 		{
1679 		    clear_termoptions();	/* clear old options */
1680 		    termcap_cleared = TRUE;
1681 		}
1682 
1683 	    /* get output strings */
1684 		for (i = 0; string_names[i].name != NULL; ++i)
1685 		{
1686 		    if (term_str(string_names[i].dest) == NULL
1687 			    || term_str(string_names[i].dest) == empty_option)
1688 			term_str(string_names[i].dest) =
1689 					   TGETSTR(string_names[i].name, &tp);
1690 		}
1691 
1692 		/* tgetflag() returns 1 if the flag is present, 0 if not and
1693 		 * possibly -1 if the flag doesn't exist. */
1694 		if ((T_MS == NULL || T_MS == empty_option)
1695 							&& tgetflag("ms") > 0)
1696 		    T_MS = (char_u *)"y";
1697 		if ((T_XS == NULL || T_XS == empty_option)
1698 							&& tgetflag("xs") > 0)
1699 		    T_XS = (char_u *)"y";
1700 		if ((T_DB == NULL || T_DB == empty_option)
1701 							&& tgetflag("db") > 0)
1702 		    T_DB = (char_u *)"y";
1703 		if ((T_DA == NULL || T_DA == empty_option)
1704 							&& tgetflag("da") > 0)
1705 		    T_DA = (char_u *)"y";
1706 		if ((T_UT == NULL || T_UT == empty_option)
1707 							&& tgetflag("ut") > 0)
1708 		    T_UT = (char_u *)"y";
1709 
1710 
1711 		/*
1712 		 * get key codes
1713 		 */
1714 		for (i = 0; key_names[i] != NULL; ++i)
1715 		{
1716 		    if (find_termcode((char_u *)key_names[i]) == NULL)
1717 		    {
1718 			p = TGETSTR(key_names[i], &tp);
1719 			/* if cursor-left == backspace, ignore it (televideo
1720 			 * 925) */
1721 			if (p != NULL
1722 				&& (*p != Ctrl_H
1723 				    || key_names[i][0] != 'k'
1724 				    || key_names[i][1] != 'l'))
1725 			    add_termcode((char_u *)key_names[i], p, FALSE);
1726 		    }
1727 		}
1728 
1729 		if (height == 0)
1730 		    height = tgetnum("li");
1731 		if (width == 0)
1732 		    width = tgetnum("co");
1733 
1734 		/*
1735 		 * Get number of colors (if not done already).
1736 		 */
1737 		if (term_str(KS_CCO) == NULL
1738 			|| term_str(KS_CCO) == empty_option)
1739 		    set_color_count(tgetnum("Co"));
1740 
1741 # ifndef hpux
1742 		BC = (char *)TGETSTR("bc", &tp);
1743 		UP = (char *)TGETSTR("up", &tp);
1744 		p = TGETSTR("pc", &tp);
1745 		if (p)
1746 		    PC = *p;
1747 # endif /* hpux */
1748 	    }
1749 	}
1750 	else	    /* try == 0 || try == 2 */
1751 #endif /* HAVE_TGETENT */
1752 	/*
1753 	 * Use builtin termcap
1754 	 */
1755 	{
1756 #ifdef HAVE_TGETENT
1757 	    /*
1758 	     * If builtin termcap was already used, there is no need to search
1759 	     * for the builtin termcap again, quit now.
1760 	     */
1761 	    if (try == 2 && builtin_first && termcap_cleared)
1762 		break;
1763 #endif
1764 	    /*
1765 	     * search for 'term' in builtin_termcaps[]
1766 	     */
1767 	    termp = find_builtin_term(term);
1768 	    if (termp->bt_string == NULL)	/* did not find it */
1769 	    {
1770 #ifdef HAVE_TGETENT
1771 		/*
1772 		 * If try == 0, first try the external termcap. If that is not
1773 		 * found we'll get back here with try == 2.
1774 		 * If termcap_cleared is set we used the external termcap,
1775 		 * don't complain about not finding the term in the builtin
1776 		 * termcap.
1777 		 */
1778 		if (try == 0)			/* try external one */
1779 		    continue;
1780 		if (termcap_cleared)		/* found in external termcap */
1781 		    break;
1782 #endif
1783 
1784 		mch_errmsg("\r\n");
1785 		if (error_msg != NULL)
1786 		{
1787 		    mch_errmsg((char *)error_msg);
1788 		    mch_errmsg("\r\n");
1789 		}
1790 		mch_errmsg("'");
1791 		mch_errmsg((char *)term);
1792 		mch_errmsg(_("' not known. Available builtin terminals are:"));
1793 		mch_errmsg("\r\n");
1794 		for (termp = &(builtin_termcaps[0]); termp->bt_string != NULL;
1795 								      ++termp)
1796 		{
1797 		    if (termp->bt_entry == (int)KS_NAME)
1798 		    {
1799 #ifdef HAVE_TGETENT
1800 			mch_errmsg("    builtin_");
1801 #else
1802 			mch_errmsg("    ");
1803 #endif
1804 			mch_errmsg(termp->bt_string);
1805 			mch_errmsg("\r\n");
1806 		    }
1807 		}
1808 		/* when user typed :set term=xxx, quit here */
1809 		if (starting != NO_SCREEN)
1810 		{
1811 		    screen_start();	/* don't know where cursor is now */
1812 		    wait_return(TRUE);
1813 		    return FAIL;
1814 		}
1815 		term = DEFAULT_TERM;
1816 		mch_errmsg(_("defaulting to '"));
1817 		mch_errmsg((char *)term);
1818 		mch_errmsg("'\r\n");
1819 		if (emsg_silent == 0)
1820 		{
1821 		    screen_start();	/* don't know where cursor is now */
1822 		    out_flush();
1823 		    ui_delay(2000L, TRUE);
1824 		}
1825 		set_string_option_direct((char_u *)"term", -1, term,
1826 								 OPT_FREE, 0);
1827 		display_errors();
1828 	    }
1829 	    out_flush();
1830 #ifdef HAVE_TGETENT
1831 	    if (!termcap_cleared)
1832 	    {
1833 #endif
1834 		clear_termoptions();	    /* clear old options */
1835 #ifdef HAVE_TGETENT
1836 		termcap_cleared = TRUE;
1837 	    }
1838 #endif
1839 	    parse_builtin_tcap(term);
1840 #ifdef FEAT_GUI
1841 	    if (term_is_gui(term))
1842 	    {
1843 		out_flush();
1844 		gui_init();
1845 		/* If starting the GUI failed, don't do any of the other
1846 		 * things for this terminal */
1847 		if (!gui.in_use)
1848 		    return FAIL;
1849 #ifdef HAVE_TGETENT
1850 		break;		/* don't try using external termcap */
1851 #endif
1852 	    }
1853 #endif /* FEAT_GUI */
1854 	}
1855 #ifdef HAVE_TGETENT
1856     }
1857 #endif
1858 
1859 /*
1860  * special: There is no info in the termcap about whether the cursor
1861  * positioning is relative to the start of the screen or to the start of the
1862  * scrolling region.  We just guess here. Only msdos pcterm is known to do it
1863  * relative.
1864  */
1865     if (STRCMP(term, "pcterm") == 0)
1866 	T_CCS = (char_u *)"yes";
1867     else
1868 	T_CCS = empty_option;
1869 
1870 #ifdef UNIX
1871 /*
1872  * Any "stty" settings override the default for t_kb from the termcap.
1873  * This is in os_unix.c, because it depends a lot on the version of unix that
1874  * is being used.
1875  * Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
1876  */
1877 #ifdef FEAT_GUI
1878     if (!gui.in_use)
1879 #endif
1880 	get_stty();
1881 #endif
1882 
1883 /*
1884  * If the termcap has no entry for 'bs' and/or 'del' and the ioctl() also
1885  * didn't work, use the default CTRL-H
1886  * The default for t_kD is DEL, unless t_kb is DEL.
1887  * The vim_strsave'd strings are probably lost forever, well it's only two
1888  * bytes.  Don't do this when the GUI is active, it uses "t_kb" and "t_kD"
1889  * directly.
1890  */
1891 #ifdef FEAT_GUI
1892     if (!gui.in_use)
1893 #endif
1894     {
1895 	bs_p = find_termcode((char_u *)"kb");
1896 	del_p = find_termcode((char_u *)"kD");
1897 	if (bs_p == NULL || *bs_p == NUL)
1898 	    add_termcode((char_u *)"kb", (bs_p = (char_u *)CTRL_H_STR), FALSE);
1899 	if ((del_p == NULL || *del_p == NUL) &&
1900 					    (bs_p == NULL || *bs_p != DEL))
1901 	    add_termcode((char_u *)"kD", (char_u *)DEL_STR, FALSE);
1902     }
1903 
1904 #if defined(UNIX) || defined(VMS)
1905     term_is_xterm = vim_is_xterm(term);
1906 #endif
1907 
1908 #ifdef FEAT_MOUSE
1909 # if defined(UNIX) || defined(VMS)
1910 #  ifdef FEAT_MOUSE_TTY
1911     /*
1912      * For Unix, set the 'ttymouse' option to the type of mouse to be used.
1913      * The termcode for the mouse is added as a side effect in option.c.
1914      */
1915     {
1916 	char_u	*p;
1917 
1918 	p = (char_u *)"";
1919 #  ifdef FEAT_MOUSE_XTERM
1920 #   ifdef FEAT_CLIPBOARD
1921 #    ifdef FEAT_GUI
1922 	if (!gui.in_use)
1923 #    endif
1924 	    clip_init(FALSE);
1925 #   endif
1926 	if (term_is_xterm)
1927 	{
1928 	    if (use_xterm_mouse())
1929 		p = NULL;	/* keep existing value, might be "xterm2" */
1930 	    else
1931 		p = (char_u *)"xterm";
1932 	}
1933 #  endif
1934 	if (p != NULL)
1935 	    set_option_value((char_u *)"ttym", 0L, p, 0);
1936 	if (p == NULL
1937 #   ifdef FEAT_GUI
1938 		|| gui.in_use
1939 #   endif
1940 		)
1941 	    check_mouse_termcode();	/* set mouse termcode anyway */
1942     }
1943 #  endif
1944 # else
1945     set_mouse_termcode(KS_MOUSE, (char_u *)"\233M");
1946 # endif
1947 #endif	/* FEAT_MOUSE */
1948 
1949 #ifdef FEAT_SNIFF
1950     {
1951 	char_u	name[2];
1952 
1953 	name[0] = (int)KS_EXTRA;
1954 	name[1] = (int)KE_SNIFF;
1955 	add_termcode(name, (char_u *)"\233sniff", FALSE);
1956     }
1957 #endif
1958 
1959 #ifdef USE_TERM_CONSOLE
1960     /* DEFAULT_TERM indicates that it is the machine console. */
1961     if (STRCMP(term, DEFAULT_TERM) != 0)
1962 	term_console = FALSE;
1963     else
1964     {
1965 	term_console = TRUE;
1966 # ifdef AMIGA
1967 	win_resize_on();	/* enable window resizing reports */
1968 # endif
1969     }
1970 #endif
1971 
1972 #if defined(UNIX) || defined(VMS)
1973     /*
1974      * 'ttyfast' is default on for xterm, iris-ansi and a few others.
1975      */
1976     if (vim_is_fastterm(term))
1977 	p_tf = TRUE;
1978 #endif
1979 #ifdef USE_TERM_CONSOLE
1980     /*
1981      * 'ttyfast' is default on consoles
1982      */
1983     if (term_console)
1984 	p_tf = TRUE;
1985 #endif
1986 
1987     ttest(TRUE);	/* make sure we have a valid set of terminal codes */
1988 
1989     full_screen = TRUE;		/* we can use termcap codes from now on */
1990     set_term_defaults();	/* use current values as defaults */
1991 #ifdef FEAT_TERMRESPONSE
1992     crv_status = CRV_GET;	/* Get terminal version later */
1993 #endif
1994 
1995     /*
1996      * Initialize the terminal with the appropriate termcap codes.
1997      * Set the mouse and window title if possible.
1998      * Don't do this when starting, need to parse the .vimrc first, because it
1999      * may redefine t_TI etc.
2000      */
2001     if (starting != NO_SCREEN)
2002     {
2003 	starttermcap();		/* may change terminal mode */
2004 #ifdef FEAT_MOUSE
2005 	setmouse();		/* may start using the mouse */
2006 #endif
2007 #ifdef FEAT_TITLE
2008 	maketitle();		/* may display window title */
2009 #endif
2010     }
2011 
2012 	/* display initial screen after ttest() checking. jw. */
2013     if (width <= 0 || height <= 0)
2014     {
2015 	/* termcap failed to report size */
2016 	/* set defaults, in case ui_get_shellsize() also fails */
2017 	width = 80;
2018 #if defined(MSDOS) || defined(WIN3264)
2019 	height = 25;	    /* console is often 25 lines */
2020 #else
2021 	height = 24;	    /* most terminals are 24 lines */
2022 #endif
2023     }
2024     set_shellsize(width, height, FALSE);	/* may change Rows */
2025     if (starting != NO_SCREEN)
2026     {
2027 	if (scroll_region)
2028 	    scroll_region_reset();		/* In case Rows changed */
2029 	check_map_keycodes();	/* check mappings for terminal codes used */
2030 
2031 #ifdef FEAT_AUTOCMD
2032 	{
2033 	    buf_T	*old_curbuf;
2034 
2035 	    /*
2036 	     * Execute the TermChanged autocommands for each buffer that is
2037 	     * loaded.
2038 	     */
2039 	    old_curbuf = curbuf;
2040 	    for (curbuf = firstbuf; curbuf != NULL; curbuf = curbuf->b_next)
2041 	    {
2042 		if (curbuf->b_ml.ml_mfp != NULL)
2043 		    apply_autocmds(EVENT_TERMCHANGED, NULL, NULL, FALSE,
2044 								      curbuf);
2045 	    }
2046 	    if (buf_valid(old_curbuf))
2047 		curbuf = old_curbuf;
2048 	}
2049 #endif
2050     }
2051 
2052 #ifdef FEAT_TERMRESPONSE
2053     may_req_termresponse();
2054 #endif
2055 
2056     return OK;
2057 }
2058 
2059 #if defined(FEAT_MOUSE) || defined(PROTO)
2060 
2061 # ifdef FEAT_MOUSE_TTY
2062 #  define HMT_NORMAL	1
2063 #  define HMT_NETTERM	2
2064 #  define HMT_DEC	4
2065 #  define HMT_JSBTERM	8
2066 #  define HMT_PTERM	16
2067 static int has_mouse_termcode = 0;
2068 # endif
2069 
2070 # if (!defined(UNIX) || defined(FEAT_MOUSE_XTERM) || defined(FEAT_MOUSE_NET) \
2071 	|| defined(FEAT_MOUSE_DEC)) || defined(FEAT_MOUSE_JSB) \
2072 	|| defined(FEAT_MOUSE_PTERM) || defined(PROTO)
2073     void
2074 set_mouse_termcode(n, s)
2075     int		n;	/* KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE */
2076     char_u	*s;
2077 {
2078     char_u	name[2];
2079 
2080     name[0] = n;
2081     name[1] = KE_FILLER;
2082     add_termcode(name, s, FALSE);
2083 #  ifdef FEAT_MOUSE_TTY
2084 #   ifdef FEAT_MOUSE_JSB
2085     if (n == KS_JSBTERM_MOUSE)
2086 	has_mouse_termcode |= HMT_JSBTERM;
2087     else
2088 #   endif
2089 #   ifdef FEAT_MOUSE_NET
2090     if (n == KS_NETTERM_MOUSE)
2091 	has_mouse_termcode |= HMT_NETTERM;
2092     else
2093 #   endif
2094 #   ifdef FEAT_MOUSE_DEC
2095     if (n == KS_DEC_MOUSE)
2096 	has_mouse_termcode |= HMT_DEC;
2097     else
2098 #   endif
2099 #   ifdef FEAT_MOUSE_PTERM
2100     if (n == KS_PTERM_MOUSE)
2101 	has_mouse_termcode |= HMT_PTERM;
2102     else
2103 #   endif
2104 	has_mouse_termcode |= HMT_NORMAL;
2105 #  endif
2106 }
2107 # endif
2108 
2109 # if ((defined(UNIX) || defined(VMS) || defined(OS2)) \
2110 	&& (defined(FEAT_MOUSE_XTERM) || defined(FEAT_MOUSE_DEC) \
2111 	    || defined(FEAT_MOUSE_GPM) || defined(FEAT_MOUSE_PTERM))) \
2112 	    || defined(PROTO)
2113     void
2114 del_mouse_termcode(n)
2115     int		n;	/* KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE */
2116 {
2117     char_u	name[2];
2118 
2119     name[0] = n;
2120     name[1] = KE_FILLER;
2121     del_termcode(name);
2122 #  ifdef FEAT_MOUSE_TTY
2123 #   ifdef FEAT_MOUSE_JSB
2124     if (n == KS_JSBTERM_MOUSE)
2125 	has_mouse_termcode &= ~HMT_JSBTERM;
2126     else
2127 #   endif
2128 #   ifdef FEAT_MOUSE_NET
2129     if (n == KS_NETTERM_MOUSE)
2130 	has_mouse_termcode &= ~HMT_NETTERM;
2131     else
2132 #   endif
2133 #   ifdef FEAT_MOUSE_DEC
2134     if (n == KS_DEC_MOUSE)
2135 	has_mouse_termcode &= ~HMT_DEC;
2136     else
2137 #   endif
2138 #   ifdef FEAT_MOUSE_PTERM
2139     if (n == KS_PTERM_MOUSE)
2140 	has_mouse_termcode &= ~HMT_PTERM;
2141     else
2142 #   endif
2143 	has_mouse_termcode &= ~HMT_NORMAL;
2144 #  endif
2145 }
2146 # endif
2147 #endif
2148 
2149 #ifdef HAVE_TGETENT
2150 /*
2151  * Call tgetent()
2152  * Return error message if it fails, NULL if it's OK.
2153  */
2154     static char_u *
2155 tgetent_error(tbuf, term)
2156     char_u  *tbuf;
2157     char_u  *term;
2158 {
2159     int	    i;
2160 
2161     i = TGETENT(tbuf, term);
2162     if (i < 0		    /* -1 is always an error */
2163 # ifdef TGETENT_ZERO_ERR
2164 	    || i == 0	    /* sometimes zero is also an error */
2165 # endif
2166        )
2167     {
2168 	/* On FreeBSD tputs() gets a SEGV after a tgetent() which fails.  Call
2169 	 * tgetent() with the always existing "dumb" entry to avoid a crash or
2170 	 * hang. */
2171 	(void)TGETENT(tbuf, "dumb");
2172 
2173 	if (i < 0)
2174 # ifdef TGETENT_ZERO_ERR
2175 	    return (char_u *)_("E557: Cannot open termcap file");
2176 	if (i == 0)
2177 # endif
2178 #ifdef TERMINFO
2179 	    return (char_u *)_("E558: Terminal entry not found in terminfo");
2180 #else
2181 	    return (char_u *)_("E559: Terminal entry not found in termcap");
2182 #endif
2183     }
2184     return NULL;
2185 }
2186 
2187 /*
2188  * Some versions of tgetstr() have been reported to return -1 instead of NULL.
2189  * Fix that here.
2190  */
2191     static char_u *
2192 vim_tgetstr(s, pp)
2193     char	*s;
2194     char_u	**pp;
2195 {
2196     char	*p;
2197 
2198     p = tgetstr(s, (char **)pp);
2199     if (p == (char *)-1)
2200 	p = NULL;
2201     return (char_u *)p;
2202 }
2203 #endif /* HAVE_TGETENT */
2204 
2205 #if defined(HAVE_TGETENT) && (defined(UNIX) || defined(__EMX__) || defined(VMS) || defined(MACOS_X))
2206 /*
2207  * Get Columns and Rows from the termcap. Used after a window signal if the
2208  * ioctl() fails. It doesn't make sense to call tgetent each time if the "co"
2209  * and "li" entries never change. But on some systems this works.
2210  * Errors while getting the entries are ignored.
2211  */
2212     void
2213 getlinecol(cp, rp)
2214     long	*cp;	/* pointer to columns */
2215     long	*rp;	/* pointer to rows */
2216 {
2217     char_u	tbuf[TBUFSZ];
2218 
2219     if (T_NAME != NULL && *T_NAME != NUL && tgetent_error(tbuf, T_NAME) == NULL)
2220     {
2221 	if (*cp == 0)
2222 	    *cp = tgetnum("co");
2223 	if (*rp == 0)
2224 	    *rp = tgetnum("li");
2225     }
2226 }
2227 #endif /* defined(HAVE_TGETENT) && defined(UNIX) */
2228 
2229 /*
2230  * Get a string entry from the termcap and add it to the list of termcodes.
2231  * Used for <t_xx> special keys.
2232  * Give an error message for failure when not sourcing.
2233  * If force given, replace an existing entry.
2234  * Return FAIL if the entry was not found, OK if the entry was added.
2235  */
2236     int
2237 add_termcap_entry(name, force)
2238     char_u  *name;
2239     int	    force;
2240 {
2241     char_u  *term;
2242     int	    key;
2243     struct builtin_term *termp;
2244 #ifdef HAVE_TGETENT
2245     char_u  *string;
2246     int	    i;
2247     int	    builtin_first;
2248     char_u  tbuf[TBUFSZ];
2249     char_u  tstrbuf[TBUFSZ];
2250     char_u  *tp = tstrbuf;
2251     char_u  *error_msg = NULL;
2252 #endif
2253 
2254 /*
2255  * If the GUI is running or will start in a moment, we only support the keys
2256  * that the GUI can produce.
2257  */
2258 #ifdef FEAT_GUI
2259     if (gui.in_use || gui.starting)
2260 	return gui_mch_haskey(name);
2261 #endif
2262 
2263     if (!force && find_termcode(name) != NULL)	    /* it's already there */
2264 	return OK;
2265 
2266     term = T_NAME;
2267     if (term == NULL || *term == NUL)	    /* 'term' not defined yet */
2268 	return FAIL;
2269 
2270     if (term_is_builtin(term))		    /* name starts with "builtin_" */
2271     {
2272 	term += 8;
2273 #ifdef HAVE_TGETENT
2274 	builtin_first = TRUE;
2275 #endif
2276     }
2277 #ifdef HAVE_TGETENT
2278     else
2279 	builtin_first = p_tbi;
2280 #endif
2281 
2282 #ifdef HAVE_TGETENT
2283 /*
2284  * We can get the entry from the builtin termcap and from the external one.
2285  * If 'ttybuiltin' is on or the terminal name starts with "builtin_", try
2286  * builtin termcap first.
2287  * If 'ttybuiltin' is off, try external termcap first.
2288  */
2289     for (i = 0; i < 2; ++i)
2290     {
2291 	if (!builtin_first == i)
2292 #endif
2293 	/*
2294 	 * Search in builtin termcap
2295 	 */
2296 	{
2297 	    termp = find_builtin_term(term);
2298 	    if (termp->bt_string != NULL)	/* found it */
2299 	    {
2300 		key = TERMCAP2KEY(name[0], name[1]);
2301 		while (termp->bt_entry != (int)KS_NAME)
2302 		{
2303 		    if ((int)termp->bt_entry == key)
2304 		    {
2305 			add_termcode(name, (char_u *)termp->bt_string,
2306 							  term_is_8bit(term));
2307 			return OK;
2308 		    }
2309 		    ++termp;
2310 		}
2311 	    }
2312 	}
2313 #ifdef HAVE_TGETENT
2314 	else
2315 	/*
2316 	 * Search in external termcap
2317 	 */
2318 	{
2319 	    error_msg = tgetent_error(tbuf, term);
2320 	    if (error_msg == NULL)
2321 	    {
2322 		string = TGETSTR((char *)name, &tp);
2323 		if (string != NULL && *string != NUL)
2324 		{
2325 		    add_termcode(name, string, FALSE);
2326 		    return OK;
2327 		}
2328 	    }
2329 	}
2330     }
2331 #endif
2332 
2333     if (sourcing_name == NULL)
2334     {
2335 #ifdef HAVE_TGETENT
2336 	if (error_msg != NULL)
2337 	    EMSG(error_msg);
2338 	else
2339 #endif
2340 	    EMSG2(_("E436: No \"%s\" entry in termcap"), name);
2341     }
2342     return FAIL;
2343 }
2344 
2345     static int
2346 term_is_builtin(name)
2347     char_u  *name;
2348 {
2349     return (STRNCMP(name, "builtin_", (size_t)8) == 0);
2350 }
2351 
2352 /*
2353  * Return TRUE if terminal "name" uses CSI instead of <Esc>[.
2354  * Assume that the terminal is using 8-bit controls when the name contains
2355  * "8bit", like in "xterm-8bit".
2356  */
2357     int
2358 term_is_8bit(name)
2359     char_u  *name;
2360 {
2361     return (detected_8bit || strstr((char *)name, "8bit") != NULL);
2362 }
2363 
2364 /*
2365  * Translate terminal control chars from 7-bit to 8-bit:
2366  * <Esc>[ -> CSI
2367  * <Esc>] -> <M-C-]>
2368  * <Esc>O -> <M-C-O>
2369  */
2370     static int
2371 term_7to8bit(p)
2372     char_u  *p;
2373 {
2374     if (*p == ESC)
2375     {
2376 	if (p[1] == '[')
2377 	    return CSI;
2378 	if (p[1] == ']')
2379 	    return 0x9d;
2380 	if (p[1] == 'O')
2381 	    return 0x8f;
2382     }
2383     return 0;
2384 }
2385 
2386 #ifdef FEAT_GUI
2387     int
2388 term_is_gui(name)
2389     char_u  *name;
2390 {
2391     return (STRCMP(name, "builtin_gui") == 0 || STRCMP(name, "gui") == 0);
2392 }
2393 #endif
2394 
2395 #if !defined(HAVE_TGETENT) || defined(AMIGA) || defined(PROTO)
2396 
2397     char_u *
2398 tltoa(i)
2399     unsigned long i;
2400 {
2401     static char_u buf[16];
2402     char_u	*p;
2403 
2404     p = buf + 15;
2405     *p = '\0';
2406     do
2407     {
2408 	--p;
2409 	*p = (char_u) (i % 10 + '0');
2410 	i /= 10;
2411     }
2412     while (i > 0 && p > buf);
2413     return p;
2414 }
2415 #endif
2416 
2417 #ifndef HAVE_TGETENT
2418 
2419 /*
2420  * minimal tgoto() implementation.
2421  * no padding and we only parse for %i %d and %+char
2422  */
2423 static char *tgoto __ARGS((char *, int, int));
2424 
2425     static char *
2426 tgoto(cm, x, y)
2427     char *cm;
2428     int x, y;
2429 {
2430     static char buf[30];
2431     char *p, *s, *e;
2432 
2433     if (!cm)
2434 	return "OOPS";
2435     e = buf + 29;
2436     for (s = buf; s < e && *cm; cm++)
2437     {
2438 	if (*cm != '%')
2439 	{
2440 	    *s++ = *cm;
2441 	    continue;
2442 	}
2443 	switch (*++cm)
2444 	{
2445 	case 'd':
2446 	    p = (char *)tltoa((unsigned long)y);
2447 	    y = x;
2448 	    while (*p)
2449 		*s++ = *p++;
2450 	    break;
2451 	case 'i':
2452 	    x++;
2453 	    y++;
2454 	    break;
2455 	case '+':
2456 	    *s++ = (char)(*++cm + y);
2457 	    y = x;
2458 	    break;
2459 	case '%':
2460 	    *s++ = *cm;
2461 	    break;
2462 	default:
2463 	    return "OOPS";
2464 	}
2465     }
2466     *s = '\0';
2467     return buf;
2468 }
2469 
2470 #endif /* HAVE_TGETENT */
2471 
2472 /*
2473  * Set the terminal name and initialize the terminal options.
2474  * If "name" is NULL or empty, get the terminal name from the environment.
2475  * If that fails, use the default terminal name.
2476  */
2477     void
2478 termcapinit(name)
2479     char_u *name;
2480 {
2481     char_u	*term;
2482 
2483     if (name != NULL && *name == NUL)
2484 	name = NULL;	    /* empty name is equal to no name */
2485     term = name;
2486 
2487 #ifdef __BEOS__
2488     /*
2489      * TERM environment variable is normally set to 'ansi' on the Bebox;
2490      * Since the BeBox doesn't quite support full ANSI yet, we use our
2491      * own custom 'ansi-beos' termcap instead, unless the -T option has
2492      * been given on the command line.
2493      */
2494     if (term == NULL
2495 		 && strcmp((char *)mch_getenv((char_u *)"TERM"), "ansi") == 0)
2496 	term = DEFAULT_TERM;
2497 #endif
2498 #ifndef MSWIN
2499     if (term == NULL)
2500 	term = mch_getenv((char_u *)"TERM");
2501 #endif
2502     if (term == NULL || *term == NUL)
2503 	term = DEFAULT_TERM;
2504     set_string_option_direct((char_u *)"term", -1, term, OPT_FREE, 0);
2505 
2506     /* Set the default terminal name. */
2507     set_string_default("term", term);
2508     set_string_default("ttytype", term);
2509 
2510     /*
2511      * Avoid using "term" here, because the next mch_getenv() may overwrite it.
2512      */
2513     set_termname(T_NAME != NULL ? T_NAME : term);
2514 }
2515 
2516 /*
2517  * the number of calls to ui_write is reduced by using the buffer "out_buf"
2518  */
2519 #ifdef DOS16
2520 # define OUT_SIZE	255		/* only have 640K total... */
2521 #else
2522 # ifdef FEAT_GUI_W16
2523 #  define OUT_SIZE	1023		/* Save precious 1K near data */
2524 # else
2525 #  define OUT_SIZE	2047
2526 # endif
2527 #endif
2528 	    /* Add one to allow mch_write() in os_win32.c to append a NUL */
2529 static char_u		out_buf[OUT_SIZE + 1];
2530 static int		out_pos = 0;	/* number of chars in out_buf */
2531 
2532 /*
2533  * out_flush(): flush the output buffer
2534  */
2535     void
2536 out_flush()
2537 {
2538     int	    len;
2539 
2540     if (out_pos != 0)
2541     {
2542 	/* set out_pos to 0 before ui_write, to avoid recursiveness */
2543 	len = out_pos;
2544 	out_pos = 0;
2545 	ui_write(out_buf, len);
2546     }
2547 }
2548 
2549 #if defined(FEAT_MBYTE) || defined(PROTO)
2550 /*
2551  * Sometimes a byte out of a multi-byte character is written with out_char().
2552  * To avoid flushing half of the character, call this function first.
2553  */
2554     void
2555 out_flush_check()
2556 {
2557     if (enc_dbcs != 0 && out_pos >= OUT_SIZE - MB_MAXBYTES)
2558 	out_flush();
2559 }
2560 #endif
2561 
2562 #ifdef FEAT_GUI
2563 /*
2564  * out_trash(): Throw away the contents of the output buffer
2565  */
2566     void
2567 out_trash()
2568 {
2569     out_pos = 0;
2570 }
2571 #endif
2572 
2573 /*
2574  * out_char(c): put a byte into the output buffer.
2575  *		Flush it if it becomes full.
2576  * This should not be used for outputting text on the screen (use functions
2577  * like msg_puts() and screen_putchar() for that).
2578  */
2579     void
2580 out_char(c)
2581     unsigned	c;
2582 {
2583 #if defined(UNIX) || defined(VMS) || defined(AMIGA) || defined(MACOS_X_UNIX)
2584     if (c == '\n')	/* turn LF into CR-LF (CRMOD doesn't seem to do this) */
2585 	out_char('\r');
2586 #endif
2587 
2588     out_buf[out_pos++] = c;
2589 
2590     /* For testing we flush each time. */
2591     if (out_pos >= OUT_SIZE || p_wd)
2592 	out_flush();
2593 }
2594 
2595 static void out_char_nf __ARGS((unsigned));
2596 
2597 /*
2598  * out_char_nf(c): like out_char(), but don't flush when p_wd is set
2599  */
2600     static void
2601 out_char_nf(c)
2602     unsigned	c;
2603 {
2604 #if defined(UNIX) || defined(VMS) || defined(AMIGA) || defined(MACOS_X_UNIX)
2605     if (c == '\n')	/* turn LF into CR-LF (CRMOD doesn't seem to do this) */
2606 	out_char_nf('\r');
2607 #endif
2608 
2609     out_buf[out_pos++] = c;
2610 
2611     if (out_pos >= OUT_SIZE)
2612 	out_flush();
2613 }
2614 
2615 /*
2616  * A never-padding out_str.
2617  * use this whenever you don't want to run the string through tputs.
2618  * tputs above is harmless, but tputs from the termcap library
2619  * is likely to strip off leading digits, that it mistakes for padding
2620  * information, and "%i", "%d", etc.
2621  * This should only be used for writing terminal codes, not for outputting
2622  * normal text (use functions like msg_puts() and screen_putchar() for that).
2623  */
2624     void
2625 out_str_nf(s)
2626     char_u *s;
2627 {
2628     if (out_pos > OUT_SIZE - 20)  /* avoid terminal strings being split up */
2629 	out_flush();
2630     while (*s)
2631 	out_char_nf(*s++);
2632 
2633     /* For testing we write one string at a time. */
2634     if (p_wd)
2635 	out_flush();
2636 }
2637 
2638 /*
2639  * out_str(s): Put a character string a byte at a time into the output buffer.
2640  * If HAVE_TGETENT is defined use the termcap parser. (jw)
2641  * This should only be used for writing terminal codes, not for outputting
2642  * normal text (use functions like msg_puts() and screen_putchar() for that).
2643  */
2644     void
2645 out_str(s)
2646     char_u	 *s;
2647 {
2648     if (s != NULL && *s)
2649     {
2650 #ifdef FEAT_GUI
2651 	/* Don't use tputs() when GUI is used, ncurses crashes. */
2652 	if (gui.in_use)
2653 	{
2654 	    out_str_nf(s);
2655 	    return;
2656 	}
2657 #endif
2658 	/* avoid terminal strings being split up */
2659 	if (out_pos > OUT_SIZE - 20)
2660 	    out_flush();
2661 #ifdef HAVE_TGETENT
2662 	tputs((char *)s, 1, TPUTSFUNCAST out_char_nf);
2663 #else
2664 	while (*s)
2665 	    out_char_nf(*s++);
2666 #endif
2667 
2668 	/* For testing we write one string at a time. */
2669 	if (p_wd)
2670 	    out_flush();
2671     }
2672 }
2673 
2674 /*
2675  * cursor positioning using termcap parser. (jw)
2676  */
2677     void
2678 term_windgoto(row, col)
2679     int	    row;
2680     int	    col;
2681 {
2682     OUT_STR(tgoto((char *)T_CM, col, row));
2683 }
2684 
2685     void
2686 term_cursor_right(i)
2687     int	    i;
2688 {
2689     OUT_STR(tgoto((char *)T_CRI, 0, i));
2690 }
2691 
2692     void
2693 term_append_lines(line_count)
2694     int	    line_count;
2695 {
2696     OUT_STR(tgoto((char *)T_CAL, 0, line_count));
2697 }
2698 
2699     void
2700 term_delete_lines(line_count)
2701     int	    line_count;
2702 {
2703     OUT_STR(tgoto((char *)T_CDL, 0, line_count));
2704 }
2705 
2706 #if defined(HAVE_TGETENT) || defined(PROTO)
2707     void
2708 term_set_winpos(x, y)
2709     int	    x;
2710     int	    y;
2711 {
2712     /* Can't handle a negative value here */
2713     if (x < 0)
2714 	x = 0;
2715     if (y < 0)
2716 	y = 0;
2717     OUT_STR(tgoto((char *)T_CWP, y, x));
2718 }
2719 
2720     void
2721 term_set_winsize(width, height)
2722     int	    width;
2723     int	    height;
2724 {
2725     OUT_STR(tgoto((char *)T_CWS, height, width));
2726 }
2727 #endif
2728 
2729     void
2730 term_fg_color(n)
2731     int	    n;
2732 {
2733     /* Use "AF" termcap entry if present, "Sf" entry otherwise */
2734     if (*T_CAF)
2735 	term_color(T_CAF, n);
2736     else if (*T_CSF)
2737 	term_color(T_CSF, n);
2738 }
2739 
2740     void
2741 term_bg_color(n)
2742     int	    n;
2743 {
2744     /* Use "AB" termcap entry if present, "Sb" entry otherwise */
2745     if (*T_CAB)
2746 	term_color(T_CAB, n);
2747     else if (*T_CSB)
2748 	term_color(T_CSB, n);
2749 }
2750 
2751     static void
2752 term_color(s, n)
2753     char_u	*s;
2754     int		n;
2755 {
2756     char	buf[20];
2757     int i = 2;	/* index in s[] just after <Esc>[ or CSI */
2758 
2759     /* Special handling of 16 colors, because termcap can't handle it */
2760     /* Also accept "\e[3%dm" for TERMINFO, it is sometimes used */
2761     /* Also accept CSI instead of <Esc>[ */
2762     if (n >= 8 && t_colors >= 16
2763 	      && ((s[0] == ESC && s[1] == '[') || (s[0] == CSI && (i = 1) == 1))
2764 	      && s[i] != NUL
2765 	      && (STRCMP(s + i + 1, "%p1%dm") == 0
2766 		  || STRCMP(s + i + 1, "%dm") == 0)
2767 	      && (s[i] == '3' || s[i] == '4'))
2768     {
2769 	sprintf(buf,
2770 #ifdef TERMINFO
2771 		"%s%s%%p1%%dm",
2772 #else
2773 		"%s%s%%dm",
2774 #endif
2775 		i == 2 ? IF_EB("\033[", ESC_STR "[") : "\233",
2776 		s[i] == '3' ? (n >= 16 ? "38;5;" : "9")
2777 			    : (n >= 16 ? "48;5;" : "10"));
2778 	OUT_STR(tgoto(buf, 0, n >= 16 ? n : n - 8));
2779     }
2780     else
2781 	OUT_STR(tgoto((char *)s, 0, n));
2782 }
2783 
2784 #if (defined(FEAT_TITLE) && (defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X))) || defined(PROTO)
2785 /*
2786  * Generic function to set window title, using t_ts and t_fs.
2787  */
2788     void
2789 term_settitle(title)
2790     char_u	*title;
2791 {
2792     /* t_ts takes one argument: column in status line */
2793     OUT_STR(tgoto((char *)T_TS, 0, 0));	/* set title start */
2794     out_str_nf(title);
2795     out_str(T_FS);			/* set title end */
2796     out_flush();
2797 }
2798 #endif
2799 
2800 /*
2801  * Make sure we have a valid set or terminal options.
2802  * Replace all entries that are NULL by empty_option
2803  */
2804     void
2805 ttest(pairs)
2806     int	pairs;
2807 {
2808     check_options();		    /* make sure no options are NULL */
2809 
2810     /*
2811      * MUST have "cm": cursor motion.
2812      */
2813     if (*T_CM == NUL)
2814 	EMSG(_("E437: terminal capability \"cm\" required"));
2815 
2816     /*
2817      * if "cs" defined, use a scroll region, it's faster.
2818      */
2819     if (*T_CS != NUL)
2820 	scroll_region = TRUE;
2821     else
2822 	scroll_region = FALSE;
2823 
2824     if (pairs)
2825     {
2826 	/*
2827 	 * optional pairs
2828 	 */
2829 	/* TP goes to normal mode for TI (invert) and TB (bold) */
2830 	if (*T_ME == NUL)
2831 	    T_ME = T_MR = T_MD = T_MB = empty_option;
2832 	if (*T_SO == NUL || *T_SE == NUL)
2833 	    T_SO = T_SE = empty_option;
2834 	if (*T_US == NUL || *T_UE == NUL)
2835 	    T_US = T_UE = empty_option;
2836 	if (*T_CZH == NUL || *T_CZR == NUL)
2837 	    T_CZH = T_CZR = empty_option;
2838 
2839 	/* T_VE is needed even though T_VI is not defined */
2840 	if (*T_VE == NUL)
2841 	    T_VI = empty_option;
2842 
2843 	/* if 'mr' or 'me' is not defined use 'so' and 'se' */
2844 	if (*T_ME == NUL)
2845 	{
2846 	    T_ME = T_SE;
2847 	    T_MR = T_SO;
2848 	    T_MD = T_SO;
2849 	}
2850 
2851 	/* if 'so' or 'se' is not defined use 'mr' and 'me' */
2852 	if (*T_SO == NUL)
2853 	{
2854 	    T_SE = T_ME;
2855 	    if (*T_MR == NUL)
2856 		T_SO = T_MD;
2857 	    else
2858 		T_SO = T_MR;
2859 	}
2860 
2861 	/* if 'ZH' or 'ZR' is not defined use 'mr' and 'me' */
2862 	if (*T_CZH == NUL)
2863 	{
2864 	    T_CZR = T_ME;
2865 	    if (*T_MR == NUL)
2866 		T_CZH = T_MD;
2867 	    else
2868 		T_CZH = T_MR;
2869 	}
2870 
2871 	/* "Sb" and "Sf" come in pairs */
2872 	if (*T_CSB == NUL || *T_CSF == NUL)
2873 	{
2874 	    T_CSB = empty_option;
2875 	    T_CSF = empty_option;
2876 	}
2877 
2878 	/* "AB" and "AF" come in pairs */
2879 	if (*T_CAB == NUL || *T_CAF == NUL)
2880 	{
2881 	    T_CAB = empty_option;
2882 	    T_CAF = empty_option;
2883 	}
2884 
2885 	/* if 'Sb' and 'AB' are not defined, reset "Co" */
2886 	if (*T_CSB == NUL && *T_CAB == NUL)
2887 	    T_CCO = empty_option;
2888 
2889 	/* Set 'weirdinvert' according to value of 't_xs' */
2890 	p_wiv = (*T_XS != NUL);
2891     }
2892     need_gather = TRUE;
2893 
2894     /* Set t_colors to the value of t_Co. */
2895     t_colors = atoi((char *)T_CCO);
2896 }
2897 
2898 #if (defined(FEAT_GUI) && (defined(FEAT_MENU) || !defined(USE_ON_FLY_SCROLL))) \
2899 	|| defined(PROTO)
2900 /*
2901  * Represent the given long_u as individual bytes, with the most significant
2902  * byte first, and store them in dst.
2903  */
2904     void
2905 add_long_to_buf(val, dst)
2906     long_u  val;
2907     char_u  *dst;
2908 {
2909     int	    i;
2910     int	    shift;
2911 
2912     for (i = 1; i <= sizeof(long_u); i++)
2913     {
2914 	shift = 8 * (sizeof(long_u) - i);
2915 	dst[i - 1] = (char_u) ((val >> shift) & 0xff);
2916     }
2917 }
2918 
2919 static int get_long_from_buf __ARGS((char_u *buf, long_u *val));
2920 
2921 /*
2922  * Interpret the next string of bytes in buf as a long integer, with the most
2923  * significant byte first.  Note that it is assumed that buf has been through
2924  * inchar(), so that NUL and K_SPECIAL will be represented as three bytes each.
2925  * Puts result in val, and returns the number of bytes read from buf
2926  * (between sizeof(long_u) and 2 * sizeof(long_u)), or -1 if not enough bytes
2927  * were present.
2928  */
2929     static int
2930 get_long_from_buf(buf, val)
2931     char_u  *buf;
2932     long_u  *val;
2933 {
2934     int	    len;
2935     char_u  bytes[sizeof(long_u)];
2936     int	    i;
2937     int	    shift;
2938 
2939     *val = 0;
2940     len = get_bytes_from_buf(buf, bytes, (int)sizeof(long_u));
2941     if (len != -1)
2942     {
2943 	for (i = 0; i < sizeof(long_u); i++)
2944 	{
2945 	    shift = 8 * (sizeof(long_u) - 1 - i);
2946 	    *val += (long_u)bytes[i] << shift;
2947 	}
2948     }
2949     return len;
2950 }
2951 #endif
2952 
2953 #if defined(FEAT_GUI) \
2954     || (defined(FEAT_MOUSE) && (!defined(UNIX) || defined(FEAT_MOUSE_XTERM)))
2955 /*
2956  * Read the next num_bytes bytes from buf, and store them in bytes.  Assume
2957  * that buf has been through inchar().	Returns the actual number of bytes used
2958  * from buf (between num_bytes and num_bytes*2), or -1 if not enough bytes were
2959  * available.
2960  */
2961     static int
2962 get_bytes_from_buf(buf, bytes, num_bytes)
2963     char_u  *buf;
2964     char_u  *bytes;
2965     int	    num_bytes;
2966 {
2967     int	    len = 0;
2968     int	    i;
2969     char_u  c;
2970 
2971     for (i = 0; i < num_bytes; i++)
2972     {
2973 	if ((c = buf[len++]) == NUL)
2974 	    return -1;
2975 	if (c == K_SPECIAL)
2976 	{
2977 	    if (buf[len] == NUL || buf[len + 1] == NUL)	    /* cannot happen? */
2978 		return -1;
2979 	    if (buf[len++] == (int)KS_ZERO)
2980 		c = NUL;
2981 	    ++len;	/* skip KE_FILLER */
2982 	    /* else it should be KS_SPECIAL, and c already equals K_SPECIAL */
2983 	}
2984 	else if (c == CSI && buf[len] == KS_EXTRA && buf[len + 1] == (int)KE_CSI)
2985 	    /* CSI is stored as CSI KS_SPECIAL KE_CSI to avoid confusion with
2986 	     * the start of a special key, see add_to_input_buf_csi(). */
2987 	    len += 2;
2988 	bytes[i] = c;
2989     }
2990     return len;
2991 }
2992 #endif
2993 
2994 /*
2995  * Check if the new shell size is valid, correct it if it's too small.
2996  */
2997     void
2998 check_shellsize()
2999 {
3000     if (Columns < MIN_COLUMNS)
3001 	Columns = MIN_COLUMNS;
3002     if (Rows < min_rows())	/* need room for one window and command line */
3003 	Rows = min_rows();
3004 }
3005 
3006 /*
3007  * Invoked just before the screen structures are going to be (re)allocated.
3008  */
3009     void
3010 win_new_shellsize()
3011 {
3012     static int	old_Rows = 0;
3013     static int	old_Columns = 0;
3014 
3015     if (old_Rows != Rows || old_Columns != Columns)
3016 	ui_new_shellsize();
3017     if (old_Rows != Rows)
3018     {
3019 	/* if 'window' uses the whole screen, keep it using that */
3020 	if (p_window == old_Rows - 1 || old_Rows == 0)
3021 	    p_window = Rows - 1;
3022 	old_Rows = Rows;
3023 	shell_new_rows();	/* update window sizes */
3024     }
3025     if (old_Columns != Columns)
3026     {
3027 	old_Columns = Columns;
3028 #ifdef FEAT_VERTSPLIT
3029 	shell_new_columns();	/* update window sizes */
3030 #endif
3031     }
3032 }
3033 
3034 /*
3035  * Call this function when the Vim shell has been resized in any way.
3036  * Will obtain the current size and redraw (also when size didn't change).
3037  */
3038     void
3039 shell_resized()
3040 {
3041     set_shellsize(0, 0, FALSE);
3042 }
3043 
3044 /*
3045  * Check if the shell size changed.  Handle a resize.
3046  * When the size didn't change, nothing happens.
3047  */
3048     void
3049 shell_resized_check()
3050 {
3051     int		old_Rows = Rows;
3052     int		old_Columns = Columns;
3053 
3054     (void)ui_get_shellsize();
3055     check_shellsize();
3056     if (old_Rows != Rows || old_Columns != Columns)
3057 	shell_resized();
3058 }
3059 
3060 /*
3061  * Set size of the Vim shell.
3062  * If 'mustset' is TRUE, we must set Rows and Columns, do not get the real
3063  * window size (this is used for the :win command).
3064  * If 'mustset' is FALSE, we may try to get the real window size and if
3065  * it fails use 'width' and 'height'.
3066  */
3067     void
3068 set_shellsize(width, height, mustset)
3069     int	    width, height;
3070     int	    mustset;
3071 {
3072     static int		busy = FALSE;
3073 
3074     /*
3075      * Avoid recursiveness, can happen when setting the window size causes
3076      * another window-changed signal.
3077      */
3078     if (busy)
3079 	return;
3080 
3081     if (width < 0 || height < 0)    /* just checking... */
3082 	return;
3083 
3084     if (State == HITRETURN || State == SETWSIZE) /* postpone the resizing */
3085     {
3086 	State = SETWSIZE;
3087 	return;
3088     }
3089 
3090     ++busy;
3091 
3092 #ifdef AMIGA
3093     out_flush();	    /* must do this before mch_get_shellsize() for
3094 			       some obscure reason */
3095 #endif
3096 
3097     if (mustset || (ui_get_shellsize() == FAIL && height != 0))
3098     {
3099 	Rows = height;
3100 	Columns = width;
3101 	check_shellsize();
3102 	ui_set_shellsize(mustset);
3103     }
3104     else
3105 	check_shellsize();
3106 
3107     /* The window layout used to be adjusted here, but it now happens in
3108      * screenalloc() (also invoked from screenclear()).  That is because the
3109      * "busy" check above may skip this, but not screenalloc(). */
3110 
3111     if (State != ASKMORE && State != EXTERNCMD && State != CONFIRM)
3112 	screenclear();
3113     else
3114 	screen_start();	    /* don't know where cursor is now */
3115 
3116     if (starting != NO_SCREEN)
3117     {
3118 #ifdef FEAT_TITLE
3119 	maketitle();
3120 #endif
3121 	changed_line_abv_curs();
3122 	invalidate_botline();
3123 
3124 	/*
3125 	 * We only redraw when it's needed:
3126 	 * - While at the more prompt or executing an external command, don't
3127 	 *   redraw, but position the cursor.
3128 	 * - While editing the command line, only redraw that.
3129 	 * - in Ex mode, don't redraw anything.
3130 	 * - Otherwise, redraw right now, and position the cursor.
3131 	 * Always need to call update_screen() or screenalloc(), to make
3132 	 * sure Rows/Columns and the size of ScreenLines[] is correct!
3133 	 */
3134 	if (State == ASKMORE || State == EXTERNCMD || State == CONFIRM
3135 							     || exmode_active)
3136 	{
3137 	    screenalloc(FALSE);
3138 	    repeat_message();
3139 	}
3140 	else if (State & CMDLINE)
3141 	{
3142 	    update_screen(NOT_VALID);
3143 	    redrawcmdline();
3144 	}
3145 	else
3146 	{
3147 	    update_topline();
3148 #if defined(FEAT_INS_EXPAND)
3149 	    if (pum_visible())
3150 	    {
3151 		redraw_later(NOT_VALID);
3152 		ins_compl_show_pum(); /* This includes the redraw. */
3153 	    }
3154 	    else
3155 #endif
3156 		update_screen(NOT_VALID);
3157 	    if (redrawing())
3158 		setcursor();
3159 	}
3160 	cursor_on();	    /* redrawing may have switched it off */
3161     }
3162     out_flush();
3163     --busy;
3164 }
3165 
3166 /*
3167  * Set the terminal to TMODE_RAW (for Normal mode) or TMODE_COOK (for external
3168  * commands and Ex mode).
3169  */
3170     void
3171 settmode(tmode)
3172     int	 tmode;
3173 {
3174 #ifdef FEAT_GUI
3175     /* don't set the term where gvim was started to any mode */
3176     if (gui.in_use)
3177 	return;
3178 #endif
3179 
3180     if (full_screen)
3181     {
3182 	/*
3183 	 * When returning after calling a shell we want to really set the
3184 	 * terminal to raw mode, even though we think it already is, because
3185 	 * the shell program may have reset the terminal mode.
3186 	 * When we think the terminal is normal, don't try to set it to
3187 	 * normal again, because that causes problems (logout!) on some
3188 	 * machines.
3189 	 */
3190 	if (tmode != TMODE_COOK || cur_tmode != TMODE_COOK)
3191 	{
3192 #ifdef FEAT_TERMRESPONSE
3193 	    /* May need to check for T_CRV response and termcodes, it doesn't
3194 	     * work in Cooked mode, an external program may get them. */
3195 	    if (tmode != TMODE_RAW && crv_status == CRV_SENT)
3196 		(void)vpeekc_nomap();
3197 	    check_for_codes_from_term();
3198 #endif
3199 #ifdef FEAT_MOUSE_TTY
3200 	    if (tmode != TMODE_RAW)
3201 		mch_setmouse(FALSE);		/* switch mouse off */
3202 #endif
3203 	    out_flush();
3204 	    mch_settmode(tmode);    /* machine specific function */
3205 	    cur_tmode = tmode;
3206 #ifdef FEAT_MOUSE
3207 	    if (tmode == TMODE_RAW)
3208 		setmouse();			/* may switch mouse on */
3209 #endif
3210 	    out_flush();
3211 	}
3212 #ifdef FEAT_TERMRESPONSE
3213 	may_req_termresponse();
3214 #endif
3215     }
3216 }
3217 
3218     void
3219 starttermcap()
3220 {
3221     if (full_screen && !termcap_active)
3222     {
3223 	out_str(T_TI);			/* start termcap mode */
3224 	out_str(T_KS);			/* start "keypad transmit" mode */
3225 	out_flush();
3226 	termcap_active = TRUE;
3227 	screen_start();			/* don't know where cursor is now */
3228 #ifdef FEAT_TERMRESPONSE
3229 	may_req_termresponse();
3230 	/* Immediately check for a response.  If t_Co changes, we don't want
3231 	 * to redraw with wrong colors first. */
3232 	check_for_codes_from_term();
3233 #endif
3234     }
3235 }
3236 
3237     void
3238 stoptermcap()
3239 {
3240     screen_stop_highlight();
3241     reset_cterm_colors();
3242     if (termcap_active)
3243     {
3244 #ifdef FEAT_TERMRESPONSE
3245 	/* May need to check for T_CRV response. */
3246 	if (crv_status == CRV_SENT)
3247 	    (void)vpeekc_nomap();
3248 	/* Check for termcodes first, otherwise an external program may get
3249 	 * them. */
3250 	check_for_codes_from_term();
3251 #endif
3252 	out_str(T_KE);			/* stop "keypad transmit" mode */
3253 	out_flush();
3254 	termcap_active = FALSE;
3255 	cursor_on();			/* just in case it is still off */
3256 	out_str(T_TE);			/* stop termcap mode */
3257 	screen_start();			/* don't know where cursor is now */
3258 	out_flush();
3259     }
3260 }
3261 
3262 #if defined(FEAT_TERMRESPONSE) || defined(PROTO)
3263 /*
3264  * Request version string (for xterm) when needed.
3265  * Only do this after switching to raw mode, otherwise the result will be
3266  * echoed.
3267  * Only do this after startup has finished, to avoid that the response comes
3268  * while excuting "-c !cmd" or even after "-c quit".
3269  * Only do this after termcap mode has been started, otherwise the codes for
3270  * the cursor keys may be wrong.
3271  * Only do this when 'esckeys' is on, otherwise the response causes trouble in
3272  * Insert mode.
3273  * On Unix only do it when both output and input are a tty (avoid writing
3274  * request to terminal while reading from a file).
3275  * The result is caught in check_termcode().
3276  */
3277     void
3278 may_req_termresponse()
3279 {
3280     if (crv_status == CRV_GET
3281 	    && cur_tmode == TMODE_RAW
3282 	    && starting == 0
3283 	    && termcap_active
3284 	    && p_ek
3285 # ifdef UNIX
3286 	    && isatty(1)
3287 	    && isatty(read_cmd_fd)
3288 # endif
3289 	    && *T_CRV != NUL)
3290     {
3291 	out_str(T_CRV);
3292 	crv_status = CRV_SENT;
3293 	/* check for the characters now, otherwise they might be eaten by
3294 	 * get_keystroke() */
3295 	out_flush();
3296 	(void)vpeekc_nomap();
3297     }
3298 }
3299 #endif
3300 
3301 /*
3302  * Return TRUE when saving and restoring the screen.
3303  */
3304     int
3305 swapping_screen()
3306 {
3307     return (full_screen && *T_TI != NUL);
3308 }
3309 
3310 #ifdef FEAT_MOUSE
3311 /*
3312  * setmouse() - switch mouse on/off depending on current mode and 'mouse'
3313  */
3314     void
3315 setmouse()
3316 {
3317 # ifdef FEAT_MOUSE_TTY
3318     int	    checkfor;
3319 # endif
3320 
3321 # ifdef FEAT_MOUSESHAPE
3322     update_mouseshape(-1);
3323 # endif
3324 
3325 # ifdef FEAT_MOUSE_TTY /* Should be outside proc, but may break MOUSESHAPE */
3326 #  ifdef FEAT_GUI
3327     /* In the GUI the mouse is always enabled. */
3328     if (gui.in_use)
3329 	return;
3330 #  endif
3331     /* be quick when mouse is off */
3332     if (*p_mouse == NUL || has_mouse_termcode == 0)
3333 	return;
3334 
3335     /* don't switch mouse on when not in raw mode (Ex mode) */
3336     if (cur_tmode != TMODE_RAW)
3337     {
3338 	mch_setmouse(FALSE);
3339 	return;
3340     }
3341 
3342 #  ifdef FEAT_VISUAL
3343     if (VIsual_active)
3344 	checkfor = MOUSE_VISUAL;
3345     else
3346 #  endif
3347 	if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
3348 	checkfor = MOUSE_RETURN;
3349     else if (State & INSERT)
3350 	checkfor = MOUSE_INSERT;
3351     else if (State & CMDLINE)
3352 	checkfor = MOUSE_COMMAND;
3353     else if (State == CONFIRM || State == EXTERNCMD)
3354 	checkfor = ' '; /* don't use mouse for ":confirm" or ":!cmd" */
3355     else
3356 	checkfor = MOUSE_NORMAL;    /* assume normal mode */
3357 
3358     if (mouse_has(checkfor))
3359 	mch_setmouse(TRUE);
3360     else
3361 	mch_setmouse(FALSE);
3362 # endif
3363 }
3364 
3365 /*
3366  * Return TRUE if
3367  * - "c" is in 'mouse', or
3368  * - 'a' is in 'mouse' and "c" is in MOUSE_A, or
3369  * - the current buffer is a help file and 'h' is in 'mouse' and we are in a
3370  *   normal editing mode (not at hit-return message).
3371  */
3372     int
3373 mouse_has(c)
3374     int	    c;
3375 {
3376     char_u	*p;
3377 
3378     for (p = p_mouse; *p; ++p)
3379 	switch (*p)
3380 	{
3381 	    case 'a': if (vim_strchr((char_u *)MOUSE_A, c) != NULL)
3382 			  return TRUE;
3383 		      break;
3384 	    case MOUSE_HELP: if (c != MOUSE_RETURN && curbuf->b_help)
3385 				 return TRUE;
3386 			     break;
3387 	    default: if (c == *p) return TRUE; break;
3388 	}
3389     return FALSE;
3390 }
3391 
3392 /*
3393  * Return TRUE when 'mousemodel' is set to "popup" or "popup_setpos".
3394  */
3395     int
3396 mouse_model_popup()
3397 {
3398     return (p_mousem[0] == 'p');
3399 }
3400 #endif
3401 
3402 /*
3403  * By outputting the 'cursor very visible' termcap code, for some windowed
3404  * terminals this makes the screen scrolled to the correct position.
3405  * Used when starting Vim or returning from a shell.
3406  */
3407     void
3408 scroll_start()
3409 {
3410     if (*T_VS != NUL)
3411     {
3412 	out_str(T_VS);
3413 	out_str(T_VE);
3414 	screen_start();			/* don't know where cursor is now */
3415     }
3416 }
3417 
3418 static int cursor_is_off = FALSE;
3419 
3420 /*
3421  * Enable the cursor.
3422  */
3423     void
3424 cursor_on()
3425 {
3426     if (cursor_is_off)
3427     {
3428 	out_str(T_VE);
3429 	cursor_is_off = FALSE;
3430     }
3431 }
3432 
3433 /*
3434  * Disable the cursor.
3435  */
3436     void
3437 cursor_off()
3438 {
3439     if (full_screen)
3440     {
3441 	if (!cursor_is_off)
3442 	    out_str(T_VI);	    /* disable cursor */
3443 	cursor_is_off = TRUE;
3444     }
3445 }
3446 
3447 #if defined(CURSOR_SHAPE) || defined(PROTO)
3448 /*
3449  * Set cursor shape to match Insert mode.
3450  */
3451     void
3452 term_cursor_shape()
3453 {
3454     static int showing_insert_mode = MAYBE;
3455 
3456     if (!full_screen || *T_CSI == NUL || *T_CEI == NUL)
3457 	return;
3458 
3459     if (State & INSERT)
3460     {
3461 	if (showing_insert_mode != TRUE)
3462 	    out_str(T_CSI);	    /* Insert mode cursor */
3463 	showing_insert_mode = TRUE;
3464     }
3465     else
3466     {
3467 	if (showing_insert_mode != FALSE)
3468 	    out_str(T_CEI);	    /* non-Insert mode cursor */
3469 	showing_insert_mode = FALSE;
3470     }
3471 }
3472 #endif
3473 
3474 /*
3475  * Set scrolling region for window 'wp'.
3476  * The region starts 'off' lines from the start of the window.
3477  * Also set the vertical scroll region for a vertically split window.  Always
3478  * the full width of the window, excluding the vertical separator.
3479  */
3480     void
3481 scroll_region_set(wp, off)
3482     win_T	*wp;
3483     int		off;
3484 {
3485     OUT_STR(tgoto((char *)T_CS, W_WINROW(wp) + wp->w_height - 1,
3486 							 W_WINROW(wp) + off));
3487 #ifdef FEAT_VERTSPLIT
3488     if (*T_CSV != NUL && wp->w_width != Columns)
3489 	OUT_STR(tgoto((char *)T_CSV, W_WINCOL(wp) + wp->w_width - 1,
3490 							       W_WINCOL(wp)));
3491 #endif
3492     screen_start();		    /* don't know where cursor is now */
3493 }
3494 
3495 /*
3496  * Reset scrolling region to the whole screen.
3497  */
3498     void
3499 scroll_region_reset()
3500 {
3501     OUT_STR(tgoto((char *)T_CS, (int)Rows - 1, 0));
3502 #ifdef FEAT_VERTSPLIT
3503     if (*T_CSV != NUL)
3504 	OUT_STR(tgoto((char *)T_CSV, (int)Columns - 1, 0));
3505 #endif
3506     screen_start();		    /* don't know where cursor is now */
3507 }
3508 
3509 
3510 /*
3511  * List of terminal codes that are currently recognized.
3512  */
3513 
3514 static struct termcode
3515 {
3516     char_u  name[2];	    /* termcap name of entry */
3517     char_u  *code;	    /* terminal code (in allocated memory) */
3518     int	    len;	    /* STRLEN(code) */
3519     int	    modlen;	    /* length of part before ";*~". */
3520 } *termcodes = NULL;
3521 
3522 static int  tc_max_len = 0; /* number of entries that termcodes[] can hold */
3523 static int  tc_len = 0;	    /* current number of entries in termcodes[] */
3524 
3525 static int termcode_star __ARGS((char_u *code, int len));
3526 
3527     void
3528 clear_termcodes()
3529 {
3530     while (tc_len > 0)
3531 	vim_free(termcodes[--tc_len].code);
3532     vim_free(termcodes);
3533     termcodes = NULL;
3534     tc_max_len = 0;
3535 
3536 #ifdef HAVE_TGETENT
3537     BC = (char *)empty_option;
3538     UP = (char *)empty_option;
3539     PC = NUL;			/* set pad character to NUL */
3540     ospeed = 0;
3541 #endif
3542 
3543     need_gather = TRUE;		/* need to fill termleader[] */
3544 }
3545 
3546 #define ATC_FROM_TERM 55
3547 
3548 /*
3549  * Add a new entry to the list of terminal codes.
3550  * The list is kept alphabetical for ":set termcap"
3551  * "flags" is TRUE when replacing 7-bit by 8-bit controls is desired.
3552  * "flags" can also be ATC_FROM_TERM for got_code_from_term().
3553  */
3554     void
3555 add_termcode(name, string, flags)
3556     char_u	*name;
3557     char_u	*string;
3558     int		flags;
3559 {
3560     struct termcode *new_tc;
3561     int		    i, j;
3562     char_u	    *s;
3563     int		    len;
3564 
3565     if (string == NULL || *string == NUL)
3566     {
3567 	del_termcode(name);
3568 	return;
3569     }
3570 
3571     s = vim_strsave(string);
3572     if (s == NULL)
3573 	return;
3574 
3575     /* Change leading <Esc>[ to CSI, change <Esc>O to <M-O>. */
3576     if (flags != 0 && flags != ATC_FROM_TERM && term_7to8bit(string) != 0)
3577     {
3578 	mch_memmove(s, s + 1, STRLEN(s));
3579 	s[0] = term_7to8bit(string);
3580     }
3581     len = (int)STRLEN(s);
3582 
3583     need_gather = TRUE;		/* need to fill termleader[] */
3584 
3585     /*
3586      * need to make space for more entries
3587      */
3588     if (tc_len == tc_max_len)
3589     {
3590 	tc_max_len += 20;
3591 	new_tc = (struct termcode *)alloc(
3592 			    (unsigned)(tc_max_len * sizeof(struct termcode)));
3593 	if (new_tc == NULL)
3594 	{
3595 	    tc_max_len -= 20;
3596 	    return;
3597 	}
3598 	for (i = 0; i < tc_len; ++i)
3599 	    new_tc[i] = termcodes[i];
3600 	vim_free(termcodes);
3601 	termcodes = new_tc;
3602     }
3603 
3604     /*
3605      * Look for existing entry with the same name, it is replaced.
3606      * Look for an existing entry that is alphabetical higher, the new entry
3607      * is inserted in front of it.
3608      */
3609     for (i = 0; i < tc_len; ++i)
3610     {
3611 	if (termcodes[i].name[0] < name[0])
3612 	    continue;
3613 	if (termcodes[i].name[0] == name[0])
3614 	{
3615 	    if (termcodes[i].name[1] < name[1])
3616 		continue;
3617 	    /*
3618 	     * Exact match: May replace old code.
3619 	     */
3620 	    if (termcodes[i].name[1] == name[1])
3621 	    {
3622 		if (flags == ATC_FROM_TERM && (j = termcode_star(
3623 				    termcodes[i].code, termcodes[i].len)) > 0)
3624 		{
3625 		    /* Don't replace ESC[123;*X or ESC O*X with another when
3626 		     * invoked from got_code_from_term(). */
3627 		    if (len == termcodes[i].len - j
3628 			    && STRNCMP(s, termcodes[i].code, len - 1) == 0
3629 			    && s[len - 1]
3630 				   == termcodes[i].code[termcodes[i].len - 1])
3631 		    {
3632 			/* They are equal but for the ";*": don't add it. */
3633 			vim_free(s);
3634 			return;
3635 		    }
3636 		}
3637 		else
3638 		{
3639 		    /* Replace old code. */
3640 		    vim_free(termcodes[i].code);
3641 		    --tc_len;
3642 		    break;
3643 		}
3644 	    }
3645 	}
3646 	/*
3647 	 * Found alphabetical larger entry, move rest to insert new entry
3648 	 */
3649 	for (j = tc_len; j > i; --j)
3650 	    termcodes[j] = termcodes[j - 1];
3651 	break;
3652     }
3653 
3654     termcodes[i].name[0] = name[0];
3655     termcodes[i].name[1] = name[1];
3656     termcodes[i].code = s;
3657     termcodes[i].len = len;
3658 
3659     /* For xterm we recognize special codes like "ESC[42;*X" and "ESC O*X" that
3660      * accept modifiers. */
3661     termcodes[i].modlen = 0;
3662     j = termcode_star(s, len);
3663     if (j > 0)
3664 	termcodes[i].modlen = len - 1 - j;
3665     ++tc_len;
3666 }
3667 
3668 /*
3669  * Check termcode "code[len]" for ending in ;*X, <Esc>O*X or <M-O>*X.
3670  * The "X" can be any character.
3671  * Return 0 if not found, 2 for ;*X and 1 for O*X and <M-O>*X.
3672  */
3673     static int
3674 termcode_star(code, len)
3675     char_u	*code;
3676     int		len;
3677 {
3678     /* Shortest is <M-O>*X.  With ; shortest is <CSI>1;*X */
3679     if (len >= 3 && code[len - 2] == '*')
3680     {
3681 	if (len >= 5 && code[len - 3] == ';')
3682 	    return 2;
3683 	if ((len >= 4 && code[len - 3] == 'O') || code[len - 3] == 'O' + 128)
3684 	    return 1;
3685     }
3686     return 0;
3687 }
3688 
3689     char_u  *
3690 find_termcode(name)
3691     char_u  *name;
3692 {
3693     int	    i;
3694 
3695     for (i = 0; i < tc_len; ++i)
3696 	if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
3697 	    return termcodes[i].code;
3698     return NULL;
3699 }
3700 
3701 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3702     char_u *
3703 get_termcode(i)
3704     int	    i;
3705 {
3706     if (i >= tc_len)
3707 	return NULL;
3708     return &termcodes[i].name[0];
3709 }
3710 #endif
3711 
3712     void
3713 del_termcode(name)
3714     char_u  *name;
3715 {
3716     int	    i;
3717 
3718     if (termcodes == NULL)	/* nothing there yet */
3719 	return;
3720 
3721     need_gather = TRUE;		/* need to fill termleader[] */
3722 
3723     for (i = 0; i < tc_len; ++i)
3724 	if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
3725 	{
3726 	    del_termcode_idx(i);
3727 	    return;
3728 	}
3729     /* not found. Give error message? */
3730 }
3731 
3732     static void
3733 del_termcode_idx(idx)
3734     int		idx;
3735 {
3736     int		i;
3737 
3738     vim_free(termcodes[idx].code);
3739     --tc_len;
3740     for (i = idx; i < tc_len; ++i)
3741 	termcodes[i] = termcodes[i + 1];
3742 }
3743 
3744 #ifdef FEAT_TERMRESPONSE
3745 /*
3746  * Called when detected that the terminal sends 8-bit codes.
3747  * Convert all 7-bit codes to their 8-bit equivalent.
3748  */
3749     static void
3750 switch_to_8bit()
3751 {
3752     int		i;
3753     int		c;
3754 
3755     /* Only need to do something when not already using 8-bit codes. */
3756     if (!term_is_8bit(T_NAME))
3757     {
3758 	for (i = 0; i < tc_len; ++i)
3759 	{
3760 	    c = term_7to8bit(termcodes[i].code);
3761 	    if (c != 0)
3762 	    {
3763 		mch_memmove(termcodes[i].code + 1, termcodes[i].code + 2,
3764 					       STRLEN(termcodes[i].code + 1));
3765 		termcodes[i].code[0] = c;
3766 	    }
3767 	}
3768 	need_gather = TRUE;		/* need to fill termleader[] */
3769     }
3770     detected_8bit = TRUE;
3771 }
3772 #endif
3773 
3774 #ifdef CHECK_DOUBLE_CLICK
3775 static linenr_T orig_topline = 0;
3776 # ifdef FEAT_DIFF
3777 static int orig_topfill = 0;
3778 # endif
3779 #endif
3780 #if (defined(FEAT_WINDOWS) && defined(CHECK_DOUBLE_CLICK)) || defined(PROTO)
3781 /*
3782  * Checking for double clicks ourselves.
3783  * "orig_topline" is used to avoid detecting a double-click when the window
3784  * contents scrolled (e.g., when 'scrolloff' is non-zero).
3785  */
3786 /*
3787  * Set orig_topline.  Used when jumping to another window, so that a double
3788  * click still works.
3789  */
3790     void
3791 set_mouse_topline(wp)
3792     win_T	*wp;
3793 {
3794     orig_topline = wp->w_topline;
3795 # ifdef FEAT_DIFF
3796     orig_topfill = wp->w_topfill;
3797 # endif
3798 }
3799 #endif
3800 
3801 /*
3802  * Check if typebuf.tb_buf[] contains a terminal key code.
3803  * Check from typebuf.tb_buf[typebuf.tb_off] to typebuf.tb_buf[typebuf.tb_off
3804  * + max_offset].
3805  * Return 0 for no match, -1 for partial match, > 0 for full match.
3806  * With a match, the match is removed, the replacement code is inserted in
3807  * typebuf.tb_buf[] and the number of characters in typebuf.tb_buf[] is
3808  * returned.
3809  * When "buf" is not NULL, it is used instead of typebuf.tb_buf[]. "buflen" is
3810  * then the length of the string in buf[].
3811  */
3812     int
3813 check_termcode(max_offset, buf, buflen)
3814     int		max_offset;
3815     char_u	*buf;
3816     int		buflen;
3817 {
3818     char_u	*tp;
3819     char_u	*p;
3820     int		slen = 0;	/* init for GCC */
3821     int		modslen;
3822     int		len;
3823     int		offset;
3824     char_u	key_name[2];
3825     int		modifiers;
3826     int		key;
3827     int		new_slen;
3828     int		extra;
3829     char_u	string[MAX_KEY_CODE_LEN + 1];
3830     int		i, j;
3831     int		idx = 0;
3832 #ifdef FEAT_MOUSE
3833 # if !defined(UNIX) || defined(FEAT_MOUSE_XTERM) || defined(FEAT_GUI)
3834     char_u	bytes[6];
3835     int		num_bytes;
3836 # endif
3837     int		mouse_code = 0;	    /* init for GCC */
3838     int		is_click, is_drag;
3839     int		wheel_code = 0;
3840     int		current_button;
3841     static int	held_button = MOUSE_RELEASE;
3842     static int	orig_num_clicks = 1;
3843     static int	orig_mouse_code = 0x0;
3844 # ifdef CHECK_DOUBLE_CLICK
3845     static int	orig_mouse_col = 0;
3846     static int	orig_mouse_row = 0;
3847     static struct timeval  orig_mouse_time = {0, 0};
3848 					/* time of previous mouse click */
3849     struct timeval  mouse_time;		/* time of current mouse click */
3850     long	timediff;		/* elapsed time in msec */
3851 # endif
3852 #endif
3853     int		cpo_koffset;
3854 #ifdef FEAT_MOUSE_GPM
3855     extern int	gpm_flag; /* gpm library variable */
3856 #endif
3857 
3858     cpo_koffset = (vim_strchr(p_cpo, CPO_KOFFSET) != NULL);
3859 
3860     /*
3861      * Speed up the checks for terminal codes by gathering all first bytes
3862      * used in termleader[].  Often this is just a single <Esc>.
3863      */
3864     if (need_gather)
3865 	gather_termleader();
3866 
3867     /*
3868      * Check at several positions in typebuf.tb_buf[], to catch something like
3869      * "x<Up>" that can be mapped. Stop at max_offset, because characters
3870      * after that cannot be used for mapping, and with @r commands
3871      * typebuf.tb_buf[]
3872      * can become very long.
3873      * This is used often, KEEP IT FAST!
3874      */
3875     for (offset = 0; offset < max_offset; ++offset)
3876     {
3877 	if (buf == NULL)
3878 	{
3879 	    if (offset >= typebuf.tb_len)
3880 		break;
3881 	    tp = typebuf.tb_buf + typebuf.tb_off + offset;
3882 	    len = typebuf.tb_len - offset;	/* length of the input */
3883 	}
3884 	else
3885 	{
3886 	    if (offset >= buflen)
3887 		break;
3888 	    tp = buf + offset;
3889 	    len = buflen - offset;
3890 	}
3891 
3892 	/*
3893 	 * Don't check characters after K_SPECIAL, those are already
3894 	 * translated terminal chars (avoid translating ~@^Hx).
3895 	 */
3896 	if (*tp == K_SPECIAL)
3897 	{
3898 	    offset += 2;	/* there are always 2 extra characters */
3899 	    continue;
3900 	}
3901 
3902 	/*
3903 	 * Skip this position if the character does not appear as the first
3904 	 * character in term_strings. This speeds up a lot, since most
3905 	 * termcodes start with the same character (ESC or CSI).
3906 	 */
3907 	i = *tp;
3908 	for (p = termleader; *p && *p != i; ++p)
3909 	    ;
3910 	if (*p == NUL)
3911 	    continue;
3912 
3913 	/*
3914 	 * Skip this position if p_ek is not set and tp[0] is an ESC and we
3915 	 * are in Insert mode.
3916 	 */
3917 	if (*tp == ESC && !p_ek && (State & INSERT))
3918 	    continue;
3919 
3920 	key_name[0] = NUL;	/* no key name found yet */
3921 	key_name[1] = NUL;	/* no key name found yet */
3922 	modifiers = 0;		/* no modifiers yet */
3923 
3924 #ifdef FEAT_GUI
3925 	if (gui.in_use)
3926 	{
3927 	    /*
3928 	     * GUI special key codes are all of the form [CSI xx].
3929 	     */
3930 	    if (*tp == CSI)	    /* Special key from GUI */
3931 	    {
3932 		if (len < 3)
3933 		    return -1;	    /* Shouldn't happen */
3934 		slen = 3;
3935 		key_name[0] = tp[1];
3936 		key_name[1] = tp[2];
3937 	    }
3938 	}
3939 	else
3940 #endif /* FEAT_GUI */
3941 	{
3942 	    for (idx = 0; idx < tc_len; ++idx)
3943 	    {
3944 		/*
3945 		 * Ignore the entry if we are not at the start of
3946 		 * typebuf.tb_buf[]
3947 		 * and there are not enough characters to make a match.
3948 		 * But only when the 'K' flag is in 'cpoptions'.
3949 		 */
3950 		slen = termcodes[idx].len;
3951 		if (cpo_koffset && offset && len < slen)
3952 		    continue;
3953 		if (STRNCMP(termcodes[idx].code, tp,
3954 				     (size_t)(slen > len ? len : slen)) == 0)
3955 		{
3956 		    if (len < slen)		/* got a partial sequence */
3957 			return -1;		/* need to get more chars */
3958 
3959 		    /*
3960 		     * When found a keypad key, check if there is another key
3961 		     * that matches and use that one.  This makes <Home> to be
3962 		     * found instead of <kHome> when they produce the same
3963 		     * key code.
3964 		     */
3965 		    if (termcodes[idx].name[0] == 'K'
3966 				       && VIM_ISDIGIT(termcodes[idx].name[1]))
3967 		    {
3968 			for (j = idx + 1; j < tc_len; ++j)
3969 			    if (termcodes[j].len == slen &&
3970 				    STRNCMP(termcodes[idx].code,
3971 					    termcodes[j].code, slen) == 0)
3972 			    {
3973 				idx = j;
3974 				break;
3975 			    }
3976 		    }
3977 
3978 		    key_name[0] = termcodes[idx].name[0];
3979 		    key_name[1] = termcodes[idx].name[1];
3980 		    break;
3981 		}
3982 
3983 		/*
3984 		 * Check for code with modifier, like xterm uses:
3985 		 * <Esc>[123;*X  (modslen == slen - 3)
3986 		 * Also <Esc>O*X and <M-O>*X (modslen == slen - 2).
3987 		 * When there is a modifier the * matches a number.
3988 		 * When there is no modifier the ;* or * is omitted.
3989 		 */
3990 		if (termcodes[idx].modlen > 0)
3991 		{
3992 		    modslen = termcodes[idx].modlen;
3993 		    if (cpo_koffset && offset && len < modslen)
3994 			continue;
3995 		    if (STRNCMP(termcodes[idx].code, tp,
3996 				(size_t)(modslen > len ? len : modslen)) == 0)
3997 		    {
3998 			int	    n;
3999 
4000 			if (len <= modslen)	/* got a partial sequence */
4001 			    return -1;		/* need to get more chars */
4002 
4003 			if (tp[modslen] == termcodes[idx].code[slen - 1])
4004 			    slen = modslen + 1;	/* no modifiers */
4005 			else if (tp[modslen] != ';' && modslen == slen - 3)
4006 			    continue;	/* no match */
4007 			else
4008 			{
4009 			    /* Skip over the digits, the final char must
4010 			     * follow. */
4011 			    for (j = slen - 2; j < len && isdigit(tp[j]); ++j)
4012 				;
4013 			    ++j;
4014 			    if (len < j)	/* got a partial sequence */
4015 				return -1;	/* need to get more chars */
4016 			    if (tp[j - 1] != termcodes[idx].code[slen - 1])
4017 				continue;	/* no match */
4018 
4019 			    /* Match!  Convert modifier bits. */
4020 			    n = atoi((char *)tp + slen - 2) - 1;
4021 			    if (n & 1)
4022 				modifiers |= MOD_MASK_SHIFT;
4023 			    if (n & 2)
4024 				modifiers |= MOD_MASK_ALT;
4025 			    if (n & 4)
4026 				modifiers |= MOD_MASK_CTRL;
4027 			    if (n & 8)
4028 				modifiers |= MOD_MASK_META;
4029 
4030 			    slen = j;
4031 			}
4032 			key_name[0] = termcodes[idx].name[0];
4033 			key_name[1] = termcodes[idx].name[1];
4034 			break;
4035 		    }
4036 		}
4037 	    }
4038 	}
4039 
4040 #ifdef FEAT_TERMRESPONSE
4041 	if (key_name[0] == NUL)
4042 	{
4043 	    /* Check for xterm version string: "<Esc>[>{x};{vers};{y}c".  Also
4044 	     * eat other possible responses to t_RV, rxvt returns
4045 	     * "<Esc>[?1;2c".  Also accept CSI instead of <Esc>[. */
4046 	    if (*T_CRV != NUL && ((tp[0] == ESC && tp[1] == '[' && len >= 3)
4047 					       || (tp[0] == CSI && len >= 2)))
4048 	    {
4049 		j = 0;
4050 		extra = 0;
4051 		for (i = 2 + (tp[0] != CSI);
4052 			i < len && (VIM_ISDIGIT(tp[i])
4053 			    || tp[i] == ';' || tp[i] == '.'); ++i)
4054 		    if (tp[i] == ';' && ++j == 1)
4055 			extra = atoi((char *)tp + i + 1);
4056 		if (i == len)
4057 		    return -1;		/* not enough characters */
4058 
4059 		/* eat it when at least one digit and ending in 'c' */
4060 		if (i > 2 + (tp[0] != CSI) && tp[i] == 'c')
4061 		{
4062 		    crv_status = CRV_GOT;
4063 
4064 		    /* If this code starts with CSI, you can bet that the
4065 		     * terminal uses 8-bit codes. */
4066 		    if (tp[0] == CSI)
4067 			switch_to_8bit();
4068 
4069 		    /* rxvt sends its version number: "20703" is 2.7.3.
4070 		     * Ignore it for when the user has set 'term' to xterm,
4071 		     * even though it's an rxvt. */
4072 		    if (extra > 20000)
4073 			extra = 0;
4074 
4075 		    if (tp[1 + (tp[0] != CSI)] == '>' && j == 2)
4076 		    {
4077 			/* if xterm version >= 95 use mouse dragging */
4078 			if (extra >= 95)
4079 			    set_option_value((char_u *)"ttym", 0L,
4080 						       (char_u *)"xterm2", 0);
4081 			/* if xterm version >= 141 try to get termcap codes */
4082 			if (extra >= 141)
4083 			{
4084 			    check_for_codes = TRUE;
4085 			    need_gather = TRUE;
4086 			    req_codes_from_term();
4087 			}
4088 		    }
4089 # ifdef FEAT_EVAL
4090 		    set_vim_var_string(VV_TERMRESPONSE, tp, i + 1);
4091 # endif
4092 # ifdef FEAT_AUTOCMD
4093 		    apply_autocmds(EVENT_TERMRESPONSE,
4094 						   NULL, NULL, FALSE, curbuf);
4095 # endif
4096 		    key_name[0] = (int)KS_EXTRA;
4097 		    key_name[1] = (int)KE_IGNORE;
4098 		    slen = i + 1;
4099 		}
4100 	    }
4101 
4102 	    /* Check for '<Esc>P1+r<hex bytes><Esc>\'.  A "0" instead of the
4103 	     * "1" means an invalid request. */
4104 	    else if (check_for_codes
4105 		    && ((tp[0] == ESC && tp[1] == 'P' && len >= 2)
4106 			|| tp[0] == DCS))
4107 	    {
4108 		j = 1 + (tp[0] != DCS);
4109 		for (i = j; i < len; ++i)
4110 		    if ((tp[i] == ESC && tp[i + 1] == '\\' && i + 1 < len)
4111 			    || tp[i] == STERM)
4112 		    {
4113 			if (i - j >= 3 && tp[j + 1] == '+' && tp[j + 2] == 'r')
4114 			    got_code_from_term(tp + j, i);
4115 			key_name[0] = (int)KS_EXTRA;
4116 			key_name[1] = (int)KE_IGNORE;
4117 			slen = i + 1 + (tp[i] == ESC);
4118 			break;
4119 		    }
4120 
4121 		if (i == len)
4122 		    return -1;		/* not enough characters */
4123 	    }
4124 	}
4125 #endif
4126 
4127 	if (key_name[0] == NUL)
4128 	    continue;	    /* No match at this position, try next one */
4129 
4130 	/* We only get here when we have a complete termcode match */
4131 
4132 #ifdef FEAT_MOUSE
4133 # ifdef FEAT_GUI
4134 	/*
4135 	 * Only in the GUI: Fetch the pointer coordinates of the scroll event
4136 	 * so that we know which window to scroll later.
4137 	 */
4138 	if (gui.in_use
4139 		&& key_name[0] == (int)KS_EXTRA
4140 		&& (key_name[1] == (int)KE_X1MOUSE
4141 		    || key_name[1] == (int)KE_X2MOUSE
4142 		    || key_name[1] == (int)KE_MOUSEDOWN
4143 		    || key_name[1] == (int)KE_MOUSEUP))
4144 	{
4145 	    num_bytes = get_bytes_from_buf(tp + slen, bytes, 4);
4146 	    if (num_bytes == -1)	/* not enough coordinates */
4147 		return -1;
4148 	    mouse_col = 128 * (bytes[0] - ' ' - 1) + bytes[1] - ' ' - 1;
4149 	    mouse_row = 128 * (bytes[2] - ' ' - 1) + bytes[3] - ' ' - 1;
4150 	    slen += num_bytes;
4151 	}
4152 	else
4153 # endif
4154 	/*
4155 	 * If it is a mouse click, get the coordinates.
4156 	 */
4157 	if (key_name[0] == (int)KS_MOUSE
4158 # ifdef FEAT_MOUSE_JSB
4159 		|| key_name[0] == (int)KS_JSBTERM_MOUSE
4160 # endif
4161 # ifdef FEAT_MOUSE_NET
4162 		|| key_name[0] == (int)KS_NETTERM_MOUSE
4163 # endif
4164 # ifdef FEAT_MOUSE_DEC
4165 		|| key_name[0] == (int)KS_DEC_MOUSE
4166 # endif
4167 # ifdef FEAT_MOUSE_PTERM
4168 		|| key_name[0] == (int)KS_PTERM_MOUSE
4169 # endif
4170 		)
4171 	{
4172 	    is_click = is_drag = FALSE;
4173 
4174 # if !defined(UNIX) || defined(FEAT_MOUSE_XTERM) || defined(FEAT_GUI)
4175 	    if (key_name[0] == (int)KS_MOUSE)
4176 	    {
4177 		/*
4178 		 * For xterm and MSDOS we get "<t_mouse>scr", where
4179 		 *  s == encoded button state:
4180 		 *	   0x20 = left button down
4181 		 *	   0x21 = middle button down
4182 		 *	   0x22 = right button down
4183 		 *	   0x23 = any button release
4184 		 *	   0x60 = button 4 down (scroll wheel down)
4185 		 *	   0x61 = button 5 down (scroll wheel up)
4186 		 *	add 0x04 for SHIFT
4187 		 *	add 0x08 for ALT
4188 		 *	add 0x10 for CTRL
4189 		 *	add 0x20 for mouse drag (0x40 is drag with left button)
4190 		 *  c == column + ' ' + 1 == column + 33
4191 		 *  r == row + ' ' + 1 == row + 33
4192 		 *
4193 		 * The coordinates are passed on through global variables.
4194 		 * Ugly, but this avoids trouble with mouse clicks at an
4195 		 * unexpected moment and allows for mapping them.
4196 		 */
4197 		for (;;)
4198 		{
4199 #ifdef FEAT_GUI
4200 		    if (gui.in_use)
4201 		    {
4202 			/* GUI uses more bits for columns > 223 */
4203 			num_bytes = get_bytes_from_buf(tp + slen, bytes, 5);
4204 			if (num_bytes == -1)	/* not enough coordinates */
4205 			    return -1;
4206 			mouse_code = bytes[0];
4207 			mouse_col = 128 * (bytes[1] - ' ' - 1)
4208 							 + bytes[2] - ' ' - 1;
4209 			mouse_row = 128 * (bytes[3] - ' ' - 1)
4210 							 + bytes[4] - ' ' - 1;
4211 		    }
4212 		    else
4213 #endif
4214 		    {
4215 			num_bytes = get_bytes_from_buf(tp + slen, bytes, 3);
4216 			if (num_bytes == -1)	/* not enough coordinates */
4217 			    return -1;
4218 			mouse_code = bytes[0];
4219 			mouse_col = bytes[1] - ' ' - 1;
4220 			mouse_row = bytes[2] - ' ' - 1;
4221 		    }
4222 		    slen += num_bytes;
4223 
4224 		    /* If the following bytes is also a mouse code and it has
4225 		     * the same code, dump this one and get the next.  This
4226 		     * makes dragging a whole lot faster. */
4227 #ifdef FEAT_GUI
4228 		    if (gui.in_use)
4229 			j = 3;
4230 		    else
4231 #endif
4232 			j = termcodes[idx].len;
4233 		    if (STRNCMP(tp, tp + slen, (size_t)j) == 0
4234 			    && tp[slen + j] == mouse_code
4235 			    && tp[slen + j + 1] != NUL
4236 			    && tp[slen + j + 2] != NUL
4237 #ifdef FEAT_GUI
4238 			    && (!gui.in_use
4239 				|| (tp[slen + j + 3] != NUL
4240 					&& tp[slen + j + 4] != NUL))
4241 #endif
4242 			    )
4243 			slen += j;
4244 		    else
4245 			break;
4246 		}
4247 
4248 #  if !defined(MSWIN) && !defined(MSDOS)
4249 		/*
4250 		 * Handle mouse events.
4251 		 * Recognize the xterm mouse wheel, but not in the GUI, the
4252 		 * Linux console with GPM and the MS-DOS or Win32 console
4253 		 * (multi-clicks use >= 0x60).
4254 		 */
4255 		if (mouse_code >= MOUSEWHEEL_LOW
4256 #   ifdef FEAT_GUI
4257 			&& !gui.in_use
4258 #   endif
4259 #   ifdef FEAT_MOUSE_GPM
4260 			&& gpm_flag == 0
4261 #   endif
4262 			)
4263 		{
4264 		    /* Keep the mouse_code before it's changed, so that we
4265 		     * remember that it was a mouse wheel click. */
4266 		    wheel_code = mouse_code;
4267 		}
4268 #   ifdef FEAT_MOUSE_XTERM
4269 		else if (held_button == MOUSE_RELEASE
4270 #    ifdef FEAT_GUI
4271 			&& !gui.in_use
4272 #    endif
4273 			&& (mouse_code == 0x23 || mouse_code == 0x24))
4274 		{
4275 		    /* Apparently used by rxvt scroll wheel. */
4276 		    wheel_code = mouse_code - 0x23 + MOUSEWHEEL_LOW;
4277 		}
4278 #   endif
4279 
4280 #   if defined(UNIX) && defined(FEAT_MOUSE_TTY)
4281 		else if (use_xterm_mouse() > 1)
4282 		{
4283 		    if (mouse_code & MOUSE_DRAG_XTERM)
4284 			mouse_code |= MOUSE_DRAG;
4285 		}
4286 #   endif
4287 #   ifdef FEAT_XCLIPBOARD
4288 		else if (!(mouse_code & MOUSE_DRAG & ~MOUSE_CLICK_MASK))
4289 		{
4290 		    if ((mouse_code & MOUSE_RELEASE) == MOUSE_RELEASE)
4291 			stop_xterm_trace();
4292 		    else
4293 			start_xterm_trace(mouse_code);
4294 		}
4295 #   endif
4296 #  endif
4297 	    }
4298 # endif /* !UNIX || FEAT_MOUSE_XTERM */
4299 # ifdef FEAT_MOUSE_NET
4300 	    if (key_name[0] == (int)KS_NETTERM_MOUSE)
4301 	    {
4302 		int mc, mr;
4303 
4304 		/* expect a rather limited sequence like: balancing {
4305 		 * \033}6,45\r
4306 		 * '6' is the row, 45 is the column
4307 		 */
4308 		p = tp + slen;
4309 		mr = getdigits(&p);
4310 		if (*p++ != ',')
4311 		    return -1;
4312 		mc = getdigits(&p);
4313 		if (*p++ != '\r')
4314 		    return -1;
4315 
4316 		mouse_col = mc - 1;
4317 		mouse_row = mr - 1;
4318 		mouse_code = MOUSE_LEFT;
4319 		slen += (int)(p - (tp + slen));
4320 	    }
4321 # endif	/* FEAT_MOUSE_NET */
4322 # ifdef FEAT_MOUSE_JSB
4323 	    if (key_name[0] == (int)KS_JSBTERM_MOUSE)
4324 	    {
4325 		int mult, val, iter, button, status;
4326 
4327 		/* JSBTERM Input Model
4328 		 * \033[0~zw uniq escape sequence
4329 		 * (L-x)  Left button pressed - not pressed x not reporting
4330 		 * (M-x)  Middle button pressed - not pressed x not reporting
4331 		 * (R-x)  Right button pressed - not pressed x not reporting
4332 		 * (SDmdu)  Single , Double click, m mouse move d button down
4333 		 *						   u button up
4334 		 *  ###   X cursor position padded to 3 digits
4335 		 *  ###   Y cursor position padded to 3 digits
4336 		 * (s-x)  SHIFT key pressed - not pressed x not reporting
4337 		 * (c-x)  CTRL key pressed - not pressed x not reporting
4338 		 * \033\\ terminateing sequence
4339 		 */
4340 
4341 		p = tp + slen;
4342 		button = mouse_code = 0;
4343 		switch (*p++)
4344 		{
4345 		    case 'L': button = 1; break;
4346 		    case '-': break;
4347 		    case 'x': break; /* ignore sequence */
4348 		    default:  return -1; /* Unknown Result */
4349 		}
4350 		switch (*p++)
4351 		{
4352 		    case 'M': button |= 2; break;
4353 		    case '-': break;
4354 		    case 'x': break; /* ignore sequence */
4355 		    default:  return -1; /* Unknown Result */
4356 		}
4357 		switch (*p++)
4358 		{
4359 		    case 'R': button |= 4; break;
4360 		    case '-': break;
4361 		    case 'x': break; /* ignore sequence */
4362 		    default:  return -1; /* Unknown Result */
4363 		}
4364 		status = *p++;
4365 		for (val = 0, mult = 100, iter = 0; iter < 3; iter++,
4366 							      mult /= 10, p++)
4367 		    if (*p >= '0' && *p <= '9')
4368 			val += (*p - '0') * mult;
4369 		    else
4370 			return -1;
4371 		mouse_col = val;
4372 		for (val = 0, mult = 100, iter = 0; iter < 3; iter++,
4373 							      mult /= 10, p++)
4374 		    if (*p >= '0' && *p <= '9')
4375 			val += (*p - '0') * mult;
4376 		    else
4377 			return -1;
4378 		mouse_row = val;
4379 		switch (*p++)
4380 		{
4381 		    case 's': button |= 8; break;  /* SHIFT key Pressed */
4382 		    case '-': break;  /* Not Pressed */
4383 		    case 'x': break;  /* Not Reporting */
4384 		    default:  return -1; /* Unknown Result */
4385 		}
4386 		switch (*p++)
4387 		{
4388 		    case 'c': button |= 16; break;  /* CTRL key Pressed */
4389 		    case '-': break;  /* Not Pressed */
4390 		    case 'x': break;  /* Not Reporting */
4391 		    default:  return -1; /* Unknown Result */
4392 		}
4393 		if (*p++ != '\033')
4394 		    return -1;
4395 		if (*p++ != '\\')
4396 		    return -1;
4397 		switch (status)
4398 		{
4399 		    case 'D': /* Double Click */
4400 		    case 'S': /* Single Click */
4401 			if (button & 1) mouse_code |= MOUSE_LEFT;
4402 			if (button & 2) mouse_code |= MOUSE_MIDDLE;
4403 			if (button & 4) mouse_code |= MOUSE_RIGHT;
4404 			if (button & 8) mouse_code |= MOUSE_SHIFT;
4405 			if (button & 16) mouse_code |= MOUSE_CTRL;
4406 			break;
4407 		    case 'm': /* Mouse move */
4408 			if (button & 1) mouse_code |= MOUSE_LEFT;
4409 			if (button & 2) mouse_code |= MOUSE_MIDDLE;
4410 			if (button & 4) mouse_code |= MOUSE_RIGHT;
4411 			if (button & 8) mouse_code |= MOUSE_SHIFT;
4412 			if (button & 16) mouse_code |= MOUSE_CTRL;
4413 			if ((button & 7) != 0)
4414 			{
4415 			    held_button = mouse_code;
4416 			    mouse_code |= MOUSE_DRAG;
4417 			}
4418 			is_drag = TRUE;
4419 			showmode();
4420 			break;
4421 		    case 'd': /* Button Down */
4422 			if (button & 1) mouse_code |= MOUSE_LEFT;
4423 			if (button & 2) mouse_code |= MOUSE_MIDDLE;
4424 			if (button & 4) mouse_code |= MOUSE_RIGHT;
4425 			if (button & 8) mouse_code |= MOUSE_SHIFT;
4426 			if (button & 16) mouse_code |= MOUSE_CTRL;
4427 			break;
4428 		    case 'u': /* Button Up */
4429 			if (button & 1)
4430 			    mouse_code |= MOUSE_LEFT | MOUSE_RELEASE;
4431 			if (button & 2)
4432 			    mouse_code |= MOUSE_MIDDLE | MOUSE_RELEASE;
4433 			if (button & 4)
4434 			    mouse_code |= MOUSE_RIGHT | MOUSE_RELEASE;
4435 			if (button & 8)
4436 			    mouse_code |= MOUSE_SHIFT;
4437 			if (button & 16)
4438 			    mouse_code |= MOUSE_CTRL;
4439 			break;
4440 		    default: return -1; /* Unknown Result */
4441 		}
4442 
4443 		slen += (p - (tp + slen));
4444 	    }
4445 # endif /* FEAT_MOUSE_JSB */
4446 # ifdef FEAT_MOUSE_DEC
4447 	    if (key_name[0] == (int)KS_DEC_MOUSE)
4448 	    {
4449 	       /* The DEC Locator Input Model
4450 		* Netterm delivers the code sequence:
4451 		*  \033[2;4;24;80&w  (left button down)
4452 		*  \033[3;0;24;80&w  (left button up)
4453 		*  \033[6;1;24;80&w  (right button down)
4454 		*  \033[7;0;24;80&w  (right button up)
4455 		* CSI Pe ; Pb ; Pr ; Pc ; Pp & w
4456 		* Pe is the event code
4457 		* Pb is the button code
4458 		* Pr is the row coordinate
4459 		* Pc is the column coordinate
4460 		* Pp is the third coordinate (page number)
4461 		* Pe, the event code indicates what event caused this report
4462 		*    The following event codes are defined:
4463 		*    0 - request, the terminal received an explicit request
4464 		*	 for a locator report, but the locator is unavailable
4465 		*    1 - request, the terminal received an explicit request
4466 		*	 for a locator report
4467 		*    2 - left button down
4468 		*    3 - left button up
4469 		*    4 - middle button down
4470 		*    5 - middle button up
4471 		*    6 - right button down
4472 		*    7 - right button up
4473 		*    8 - fourth button down
4474 		*    9 - fourth button up
4475 		*    10 - locator outside filter rectangle
4476 		* Pb, the button code, ASCII decimal 0-15 indicating which
4477 		*   buttons are down if any. The state of the four buttons
4478 		*   on the locator correspond to the low four bits of the
4479 		*   decimal value,
4480 		*   "1" means button depressed
4481 		*   0 - no buttons down,
4482 		*   1 - right,
4483 		*   2 - middle,
4484 		*   4 - left,
4485 		*   8 - fourth
4486 		* Pr is the row coordinate of the locator position in the page,
4487 		*   encoded as an ASCII decimal value.
4488 		*   If Pr is omitted, the locator position is undefined
4489 		*   (outside the terminal window for example).
4490 		* Pc is the column coordinate of the locator position in the
4491 		*   page, encoded as an ASCII decimal value.
4492 		*   If Pc is omitted, the locator position is undefined
4493 		*   (outside the terminal window for example).
4494 		* Pp is the page coordinate of the locator position
4495 		*   encoded as an ASCII decimal value.
4496 		*   The page coordinate may be omitted if the locator is on
4497 		*   page one (the default).  We ignore it anyway.
4498 		*/
4499 		int Pe, Pb, Pr, Pc;
4500 
4501 		p = tp + slen;
4502 
4503 		/* get event status */
4504 		Pe = getdigits(&p);
4505 		if (*p++ != ';')
4506 		    return -1;
4507 
4508 		/* get button status */
4509 		Pb = getdigits(&p);
4510 		if (*p++ != ';')
4511 		    return -1;
4512 
4513 		/* get row status */
4514 		Pr = getdigits(&p);
4515 		if (*p++ != ';')
4516 		    return -1;
4517 
4518 		/* get column status */
4519 		Pc = getdigits(&p);
4520 
4521 		/* the page parameter is optional */
4522 		if (*p == ';')
4523 		{
4524 		    p++;
4525 		    (void)getdigits(&p);
4526 		}
4527 		if (*p++ != '&')
4528 		    return -1;
4529 		if (*p++ != 'w')
4530 		    return -1;
4531 
4532 		mouse_code = 0;
4533 		switch (Pe)
4534 		{
4535 		case  0: return -1; /* position request while unavailable */
4536 		case  1: /* a response to a locator position request includes
4537 			    the status of all buttons */
4538 			 Pb &= 7;   /* mask off and ignore fourth button */
4539 			 if (Pb & 4)
4540 			     mouse_code  = MOUSE_LEFT;
4541 			 if (Pb & 2)
4542 			     mouse_code  = MOUSE_MIDDLE;
4543 			 if (Pb & 1)
4544 			     mouse_code  = MOUSE_RIGHT;
4545 			 if (Pb)
4546 			 {
4547 			     held_button = mouse_code;
4548 			     mouse_code |= MOUSE_DRAG;
4549 			     WantQueryMouse = TRUE;
4550 			 }
4551 			 is_drag = TRUE;
4552 			 showmode();
4553 			 break;
4554 		case  2: mouse_code = MOUSE_LEFT;
4555 			 WantQueryMouse = TRUE;
4556 			 break;
4557 		case  3: mouse_code = MOUSE_RELEASE | MOUSE_LEFT;
4558 			 break;
4559 		case  4: mouse_code = MOUSE_MIDDLE;
4560 			 WantQueryMouse = TRUE;
4561 			 break;
4562 		case  5: mouse_code = MOUSE_RELEASE | MOUSE_MIDDLE;
4563 			 break;
4564 		case  6: mouse_code = MOUSE_RIGHT;
4565 			 WantQueryMouse = TRUE;
4566 			 break;
4567 		case  7: mouse_code = MOUSE_RELEASE | MOUSE_RIGHT;
4568 			 break;
4569 		case  8: return -1; /* fourth button down */
4570 		case  9: return -1; /* fourth button up */
4571 		case 10: return -1; /* mouse outside of filter rectangle */
4572 		default: return -1; /* should never occur */
4573 		}
4574 
4575 		mouse_col = Pc - 1;
4576 		mouse_row = Pr - 1;
4577 
4578 		slen += (int)(p - (tp + slen));
4579 	    }
4580 # endif /* FEAT_MOUSE_DEC */
4581 # ifdef FEAT_MOUSE_PTERM
4582 	    if (key_name[0] == (int)KS_PTERM_MOUSE)
4583 	    {
4584 		int button, num_clicks, action, mc, mr;
4585 
4586 		p = tp + slen;
4587 
4588 		action = getdigits(&p);
4589 		if (*p++ != ';')
4590 		    return -1;
4591 
4592 		mouse_row = getdigits(&p);
4593 		if (*p++ != ';')
4594 		    return -1;
4595 		mouse_col = getdigits(&p);
4596 		if (*p++ != ';')
4597 		    return -1;
4598 
4599 		button = getdigits(&p);
4600 		mouse_code = 0;
4601 
4602 		switch( button )
4603 		{
4604 		    case 4: mouse_code = MOUSE_LEFT; break;
4605 		    case 1: mouse_code = MOUSE_RIGHT; break;
4606 		    case 2: mouse_code = MOUSE_MIDDLE; break;
4607 		    default: return -1;
4608 		}
4609 
4610 		switch( action )
4611 		{
4612 		    case 31: /* Initial press */
4613 			if (*p++ != ';')
4614 			    return -1;
4615 
4616 			num_clicks = getdigits(&p); /* Not used */
4617 			break;
4618 
4619 		    case 32: /* Release */
4620 			mouse_code |= MOUSE_RELEASE;
4621 			break;
4622 
4623 		    case 33: /* Drag */
4624 			held_button = mouse_code;
4625 			mouse_code |= MOUSE_DRAG;
4626 			break;
4627 
4628 		    default:
4629 			return -1;
4630 		}
4631 
4632 		if (*p++ != 't')
4633 		    return -1;
4634 
4635 		slen += (p - (tp + slen));
4636 	    }
4637 # endif /* FEAT_MOUSE_PTERM */
4638 
4639 	    /* Interpret the mouse code */
4640 	    current_button = (mouse_code & MOUSE_CLICK_MASK);
4641 	    if (current_button == MOUSE_RELEASE
4642 # ifdef FEAT_MOUSE_XTERM
4643 		    && wheel_code == 0
4644 # endif
4645 		    )
4646 	    {
4647 		/*
4648 		 * If we get a mouse drag or release event when
4649 		 * there is no mouse button held down (held_button ==
4650 		 * MOUSE_RELEASE), produce a K_IGNORE below.
4651 		 * (can happen when you hold down two buttons
4652 		 * and then let them go, or click in the menu bar, but not
4653 		 * on a menu, and drag into the text).
4654 		 */
4655 		if ((mouse_code & MOUSE_DRAG) == MOUSE_DRAG)
4656 		    is_drag = TRUE;
4657 		current_button = held_button;
4658 	    }
4659 	    else if (wheel_code == 0)
4660 	    {
4661 # ifdef CHECK_DOUBLE_CLICK
4662 #  ifdef FEAT_MOUSE_GPM
4663 #   ifdef FEAT_GUI
4664 		/*
4665 		 * Only for Unix, when GUI or gpm is not active, we handle
4666 		 * multi-clicks here.
4667 		 */
4668 		if (gpm_flag == 0 && !gui.in_use)
4669 #   else
4670 		if (gpm_flag == 0)
4671 #   endif
4672 #  else
4673 #   ifdef FEAT_GUI
4674 		if (!gui.in_use)
4675 #   endif
4676 #  endif
4677 		{
4678 		    /*
4679 		     * Compute the time elapsed since the previous mouse click.
4680 		     */
4681 		    gettimeofday(&mouse_time, NULL);
4682 		    timediff = (mouse_time.tv_usec
4683 					    - orig_mouse_time.tv_usec) / 1000;
4684 		    if (timediff < 0)
4685 			--orig_mouse_time.tv_sec;
4686 		    timediff += (mouse_time.tv_sec
4687 					     - orig_mouse_time.tv_sec) * 1000;
4688 		    orig_mouse_time = mouse_time;
4689 		    if (mouse_code == orig_mouse_code
4690 			    && timediff < p_mouset
4691 			    && orig_num_clicks != 4
4692 			    && orig_mouse_col == mouse_col
4693 			    && orig_mouse_row == mouse_row
4694 			    && ((orig_topline == curwin->w_topline
4695 #ifdef FEAT_DIFF
4696 				    && orig_topfill == curwin->w_topfill
4697 #endif
4698 				)
4699 #ifdef FEAT_WINDOWS
4700 				/* Double click in tab pages line also works
4701 				 * when window contents changes. */
4702 				|| (mouse_row == 0 && firstwin->w_winrow > 0)
4703 #endif
4704 			       )
4705 			    )
4706 			++orig_num_clicks;
4707 		    else
4708 			orig_num_clicks = 1;
4709 		    orig_mouse_col = mouse_col;
4710 		    orig_mouse_row = mouse_row;
4711 		    orig_topline = curwin->w_topline;
4712 #ifdef FEAT_DIFF
4713 		    orig_topfill = curwin->w_topfill;
4714 #endif
4715 		}
4716 #  if defined(FEAT_GUI) || defined(FEAT_MOUSE_GPM)
4717 		else
4718 		    orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
4719 #  endif
4720 # else
4721 		orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
4722 # endif
4723 		is_click = TRUE;
4724 		orig_mouse_code = mouse_code;
4725 	    }
4726 	    if (!is_drag)
4727 		held_button = mouse_code & MOUSE_CLICK_MASK;
4728 
4729 	    /*
4730 	     * Translate the actual mouse event into a pseudo mouse event.
4731 	     * First work out what modifiers are to be used.
4732 	     */
4733 	    if (orig_mouse_code & MOUSE_SHIFT)
4734 		modifiers |= MOD_MASK_SHIFT;
4735 	    if (orig_mouse_code & MOUSE_CTRL)
4736 		modifiers |= MOD_MASK_CTRL;
4737 	    if (orig_mouse_code & MOUSE_ALT)
4738 		modifiers |= MOD_MASK_ALT;
4739 	    if (orig_num_clicks == 2)
4740 		modifiers |= MOD_MASK_2CLICK;
4741 	    else if (orig_num_clicks == 3)
4742 		modifiers |= MOD_MASK_3CLICK;
4743 	    else if (orig_num_clicks == 4)
4744 		modifiers |= MOD_MASK_4CLICK;
4745 
4746 	    /* Work out our pseudo mouse event */
4747 	    key_name[0] = (int)KS_EXTRA;
4748 	    if (wheel_code != 0)
4749 		key_name[1] = (wheel_code & 1)
4750 					? (int)KE_MOUSEUP : (int)KE_MOUSEDOWN;
4751 	    else
4752 		key_name[1] = get_pseudo_mouse_code(current_button,
4753 							   is_click, is_drag);
4754 	}
4755 #endif /* FEAT_MOUSE */
4756 
4757 #ifdef FEAT_GUI
4758 	/*
4759 	 * If using the GUI, then we get menu and scrollbar events.
4760 	 *
4761 	 * A menu event is encoded as K_SPECIAL, KS_MENU, KE_FILLER followed by
4762 	 * four bytes which are to be taken as a pointer to the vimmenu_T
4763 	 * structure.
4764 	 *
4765 	 * A tab line event is encodded as K_SPECIAL KS_TABLINE nr, where "nr"
4766 	 * is one byte with the tab index.
4767 	 *
4768 	 * A scrollbar event is K_SPECIAL, KS_VER_SCROLLBAR, KE_FILLER followed
4769 	 * by one byte representing the scrollbar number, and then four bytes
4770 	 * representing a long_u which is the new value of the scrollbar.
4771 	 *
4772 	 * A horizontal scrollbar event is K_SPECIAL, KS_HOR_SCROLLBAR,
4773 	 * KE_FILLER followed by four bytes representing a long_u which is the
4774 	 * new value of the scrollbar.
4775 	 */
4776 # ifdef FEAT_MENU
4777 	else if (key_name[0] == (int)KS_MENU)
4778 	{
4779 	    long_u	val;
4780 
4781 	    num_bytes = get_long_from_buf(tp + slen, &val);
4782 	    if (num_bytes == -1)
4783 		return -1;
4784 	    current_menu = (vimmenu_T *)val;
4785 	    slen += num_bytes;
4786 	}
4787 # endif
4788 # ifdef FEAT_GUI_TABLINE
4789 	else if (key_name[0] == (int)KS_TABLINE)
4790 	{
4791 	    /* Selecting tabline tab or using its menu. */
4792 	    num_bytes = get_bytes_from_buf(tp + slen, bytes, 1);
4793 	    if (num_bytes == -1)
4794 		return -1;
4795 	    current_tab = (int)bytes[0];
4796 	    slen += num_bytes;
4797 	}
4798 	else if (key_name[0] == (int)KS_TABMENU)
4799 	{
4800 	    /* Selecting tabline tab or using its menu. */
4801 	    num_bytes = get_bytes_from_buf(tp + slen, bytes, 2);
4802 	    if (num_bytes == -1)
4803 		return -1;
4804 	    current_tab = (int)bytes[0];
4805 	    current_tabmenu = (int)bytes[1];
4806 	    slen += num_bytes;
4807 	}
4808 # endif
4809 # ifndef USE_ON_FLY_SCROLL
4810 	else if (key_name[0] == (int)KS_VER_SCROLLBAR)
4811 	{
4812 	    long_u	val;
4813 
4814 	    /* Get the last scrollbar event in the queue of the same type */
4815 	    j = 0;
4816 	    for (i = 0; tp[j] == CSI && tp[j + 1] == KS_VER_SCROLLBAR
4817 						     && tp[j + 2] != NUL; ++i)
4818 	    {
4819 		j += 3;
4820 		num_bytes = get_bytes_from_buf(tp + j, bytes, 1);
4821 		if (num_bytes == -1)
4822 		    break;
4823 		if (i == 0)
4824 		    current_scrollbar = (int)bytes[0];
4825 		else if (current_scrollbar != (int)bytes[0])
4826 		    break;
4827 		j += num_bytes;
4828 		num_bytes = get_long_from_buf(tp + j, &val);
4829 		if (num_bytes == -1)
4830 		    break;
4831 		scrollbar_value = val;
4832 		j += num_bytes;
4833 		slen = j;
4834 	    }
4835 	    if (i == 0)		/* not enough characters to make one */
4836 		return -1;
4837 	}
4838 	else if (key_name[0] == (int)KS_HOR_SCROLLBAR)
4839 	{
4840 	    long_u	val;
4841 
4842 	    /* Get the last horiz. scrollbar event in the queue */
4843 	    j = 0;
4844 	    for (i = 0; tp[j] == CSI && tp[j + 1] == KS_HOR_SCROLLBAR
4845 						     && tp[j + 2] != NUL; ++i)
4846 	    {
4847 		j += 3;
4848 		num_bytes = get_long_from_buf(tp + j, &val);
4849 		if (num_bytes == -1)
4850 		    break;
4851 		scrollbar_value = val;
4852 		j += num_bytes;
4853 		slen = j;
4854 	    }
4855 	    if (i == 0)		/* not enough characters to make one */
4856 		return -1;
4857 	}
4858 # endif /* !USE_ON_FLY_SCROLL */
4859 #endif /* FEAT_GUI */
4860 
4861 	/*
4862 	 * Change <xHome> to <Home>, <xUp> to <Up>, etc.
4863 	 */
4864 	key = handle_x_keys(TERMCAP2KEY(key_name[0], key_name[1]));
4865 
4866 	/*
4867 	 * Add any modifier codes to our string.
4868 	 */
4869 	new_slen = 0;		/* Length of what will replace the termcode */
4870 	if (modifiers != 0)
4871 	{
4872 	    /* Some keys have the modifier included.  Need to handle that here
4873 	     * to make mappings work. */
4874 	    key = simplify_key(key, &modifiers);
4875 	    if (modifiers != 0)
4876 	    {
4877 		string[new_slen++] = K_SPECIAL;
4878 		string[new_slen++] = (int)KS_MODIFIER;
4879 		string[new_slen++] = modifiers;
4880 	    }
4881 	}
4882 
4883 	/* Finally, add the special key code to our string */
4884 	key_name[0] = KEY2TERMCAP0(key);
4885 	key_name[1] = KEY2TERMCAP1(key);
4886 	if (key_name[0] == KS_KEY)
4887 	    string[new_slen++] = key_name[1];	/* from ":set <M-b>=xx" */
4888 	else
4889 	{
4890 	    string[new_slen++] = K_SPECIAL;
4891 	    string[new_slen++] = key_name[0];
4892 	    string[new_slen++] = key_name[1];
4893 	}
4894 	string[new_slen] = NUL;
4895 	extra = new_slen - slen;
4896 	if (buf == NULL)
4897 	{
4898 	    if (extra < 0)
4899 		/* remove matched chars, taking care of noremap */
4900 		del_typebuf(-extra, offset);
4901 	    else if (extra > 0)
4902 		/* insert the extra space we need */
4903 		ins_typebuf(string + slen, REMAP_YES, offset, FALSE, FALSE);
4904 
4905 	    /*
4906 	     * Careful: del_typebuf() and ins_typebuf() may have reallocated
4907 	     * typebuf.tb_buf[]!
4908 	     */
4909 	    mch_memmove(typebuf.tb_buf + typebuf.tb_off + offset, string,
4910 							    (size_t)new_slen);
4911 	}
4912 	else
4913 	{
4914 	    if (extra < 0)
4915 		/* remove matched characters */
4916 		mch_memmove(buf + offset, buf + offset - extra,
4917 					   (size_t)(buflen + offset + extra));
4918 	    else if (extra > 0)
4919 		/* insert the extra space we need */
4920 		mch_memmove(buf + offset + extra, buf + offset,
4921 						   (size_t)(buflen - offset));
4922 	    mch_memmove(buf + offset, string, (size_t)new_slen);
4923 	}
4924 	return (len + extra + offset);
4925     }
4926 
4927     return 0;			    /* no match found */
4928 }
4929 
4930 /*
4931  * Replace any terminal code strings in from[] with the equivalent internal
4932  * vim representation.	This is used for the "from" and "to" part of a
4933  * mapping, and the "to" part of a menu command.
4934  * Any strings like "<C-UP>" are also replaced, unless 'cpoptions' contains
4935  * '<'.
4936  * K_SPECIAL by itself is replaced by K_SPECIAL KS_SPECIAL KE_FILLER.
4937  *
4938  * The replacement is done in result[] and finally copied into allocated
4939  * memory. If this all works well *bufp is set to the allocated memory and a
4940  * pointer to it is returned. If something fails *bufp is set to NULL and from
4941  * is returned.
4942  *
4943  * CTRL-V characters are removed.  When "from_part" is TRUE, a trailing CTRL-V
4944  * is included, otherwise it is removed (for ":map xx ^V", maps xx to
4945  * nothing).  When 'cpoptions' does not contain 'B', a backslash can be used
4946  * instead of a CTRL-V.
4947  */
4948     char_u  *
4949 replace_termcodes(from, bufp, from_part, do_lt)
4950     char_u	*from;
4951     char_u	**bufp;
4952     int		from_part;
4953     int		do_lt;		/* also translate <lt> */
4954 {
4955     int		i;
4956     int		slen;
4957     int		key;
4958     int		dlen = 0;
4959     char_u	*src;
4960     int		do_backslash;	/* backslash is a special character */
4961     int		do_special;	/* recognize <> key codes */
4962     int		do_key_code;	/* recognize raw key codes */
4963     char_u	*result;	/* buffer for resulting string */
4964 
4965     do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
4966     do_special = (vim_strchr(p_cpo, CPO_SPECI) == NULL);
4967     do_key_code = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
4968 
4969     /*
4970      * Allocate space for the translation.  Worst case a single character is
4971      * replaced by 6 bytes (shifted special key), plus a NUL at the end.
4972      */
4973     result = alloc((unsigned)STRLEN(from) * 6 + 1);
4974     if (result == NULL)		/* out of memory */
4975     {
4976 	*bufp = NULL;
4977 	return from;
4978     }
4979 
4980     src = from;
4981 
4982     /*
4983      * Check for #n at start only: function key n
4984      */
4985     if (from_part && src[0] == '#' && VIM_ISDIGIT(src[1]))  /* function key */
4986     {
4987 	result[dlen++] = K_SPECIAL;
4988 	result[dlen++] = 'k';
4989 	if (src[1] == '0')
4990 	    result[dlen++] = ';';	/* #0 is F10 is "k;" */
4991 	else
4992 	    result[dlen++] = src[1];	/* #3 is F3 is "k3" */
4993 	src += 2;
4994     }
4995 
4996     /*
4997      * Copy each byte from *from to result[dlen]
4998      */
4999     while (*src != NUL)
5000     {
5001 	/*
5002 	 * If 'cpoptions' does not contain '<', check for special key codes,
5003 	 * like "<C-S-MouseLeft>"
5004 	 */
5005 	if (do_special && (do_lt || STRNCMP(src, "<lt>", 4) != 0))
5006 	{
5007 #ifdef FEAT_EVAL
5008 	    /*
5009 	     * Replace <SID> by K_SNR <script-nr> _.
5010 	     * (room: 5 * 6 = 30 bytes; needed: 3 + <nr> + 1 <= 14)
5011 	     */
5012 	    if (STRNICMP(src, "<SID>", 5) == 0)
5013 	    {
5014 		if (current_SID <= 0)
5015 		    EMSG(_(e_usingsid));
5016 		else
5017 		{
5018 		    src += 5;
5019 		    result[dlen++] = K_SPECIAL;
5020 		    result[dlen++] = (int)KS_EXTRA;
5021 		    result[dlen++] = (int)KE_SNR;
5022 		    sprintf((char *)result + dlen, "%ld", (long)current_SID);
5023 		    dlen += (int)STRLEN(result + dlen);
5024 		    result[dlen++] = '_';
5025 		    continue;
5026 		}
5027 	    }
5028 #endif
5029 
5030 	    slen = trans_special(&src, result + dlen, TRUE);
5031 	    if (slen)
5032 	    {
5033 		dlen += slen;
5034 		continue;
5035 	    }
5036 	}
5037 
5038 	/*
5039 	 * If 'cpoptions' does not contain 'k', see if it's an actual key-code.
5040 	 * Note that this is also checked after replacing the <> form.
5041 	 * Single character codes are NOT replaced (e.g. ^H or DEL), because
5042 	 * it could be a character in the file.
5043 	 */
5044 	if (do_key_code)
5045 	{
5046 	    i = find_term_bykeys(src);
5047 	    if (i >= 0)
5048 	    {
5049 		result[dlen++] = K_SPECIAL;
5050 		result[dlen++] = termcodes[i].name[0];
5051 		result[dlen++] = termcodes[i].name[1];
5052 		src += termcodes[i].len;
5053 		/* If terminal code matched, continue after it. */
5054 		continue;
5055 	    }
5056 	}
5057 
5058 #ifdef FEAT_EVAL
5059 	if (do_special)
5060 	{
5061 	    char_u	*p, *s, len;
5062 
5063 	    /*
5064 	     * Replace <Leader> by the value of "mapleader".
5065 	     * Replace <LocalLeader> by the value of "maplocalleader".
5066 	     * If "mapleader" or "maplocalleader" isn't set use a backslash.
5067 	     */
5068 	    if (STRNICMP(src, "<Leader>", 8) == 0)
5069 	    {
5070 		len = 8;
5071 		p = get_var_value((char_u *)"g:mapleader");
5072 	    }
5073 	    else if (STRNICMP(src, "<LocalLeader>", 13) == 0)
5074 	    {
5075 		len = 13;
5076 		p = get_var_value((char_u *)"g:maplocalleader");
5077 	    }
5078 	    else
5079 	    {
5080 		len = 0;
5081 		p = NULL;
5082 	    }
5083 	    if (len != 0)
5084 	    {
5085 		/* Allow up to 8 * 6 characters for "mapleader". */
5086 		if (p == NULL || *p == NUL || STRLEN(p) > 8 * 6)
5087 		    s = (char_u *)"\\";
5088 		else
5089 		    s = p;
5090 		while (*s != NUL)
5091 		    result[dlen++] = *s++;
5092 		src += len;
5093 		continue;
5094 	    }
5095 	}
5096 #endif
5097 
5098 	/*
5099 	 * Remove CTRL-V and ignore the next character.
5100 	 * For "from" side the CTRL-V at the end is included, for the "to"
5101 	 * part it is removed.
5102 	 * If 'cpoptions' does not contain 'B', also accept a backslash.
5103 	 */
5104 	key = *src;
5105 	if (key == Ctrl_V || (do_backslash && key == '\\'))
5106 	{
5107 	    ++src;				/* skip CTRL-V or backslash */
5108 	    if (*src == NUL)
5109 	    {
5110 		if (from_part)
5111 		    result[dlen++] = key;
5112 		break;
5113 	    }
5114 	}
5115 
5116 #ifdef FEAT_MBYTE
5117 	/* skip multibyte char correctly */
5118 	for (i = (*mb_ptr2len)(src); i > 0; --i)
5119 #endif
5120 	{
5121 	    /*
5122 	     * If the character is K_SPECIAL, replace it with K_SPECIAL
5123 	     * KS_SPECIAL KE_FILLER.
5124 	     * If compiled with the GUI replace CSI with K_CSI.
5125 	     */
5126 	    if (*src == K_SPECIAL)
5127 	    {
5128 		result[dlen++] = K_SPECIAL;
5129 		result[dlen++] = KS_SPECIAL;
5130 		result[dlen++] = KE_FILLER;
5131 	    }
5132 # ifdef FEAT_GUI
5133 	    else if (*src == CSI)
5134 	    {
5135 		result[dlen++] = K_SPECIAL;
5136 		result[dlen++] = KS_EXTRA;
5137 		result[dlen++] = (int)KE_CSI;
5138 	    }
5139 # endif
5140 	    else
5141 		result[dlen++] = *src;
5142 	    ++src;
5143 	}
5144     }
5145     result[dlen] = NUL;
5146 
5147     /*
5148      * Copy the new string to allocated memory.
5149      * If this fails, just return from.
5150      */
5151     if ((*bufp = vim_strsave(result)) != NULL)
5152 	from = *bufp;
5153     vim_free(result);
5154     return from;
5155 }
5156 
5157 /*
5158  * Find a termcode with keys 'src' (must be NUL terminated).
5159  * Return the index in termcodes[], or -1 if not found.
5160  */
5161     int
5162 find_term_bykeys(src)
5163     char_u	*src;
5164 {
5165     int		i;
5166     int		slen;
5167 
5168     for (i = 0; i < tc_len; ++i)
5169     {
5170 	slen = termcodes[i].len;
5171 	if (slen > 1 && STRNCMP(termcodes[i].code, src, (size_t)slen) == 0)
5172 	    return i;
5173     }
5174     return -1;
5175 }
5176 
5177 /*
5178  * Gather the first characters in the terminal key codes into a string.
5179  * Used to speed up check_termcode().
5180  */
5181     static void
5182 gather_termleader()
5183 {
5184     int	    i;
5185     int	    len = 0;
5186 
5187 #ifdef FEAT_GUI
5188     if (gui.in_use)
5189 	termleader[len++] = CSI;    /* the GUI codes are not in termcodes[] */
5190 #endif
5191 #ifdef FEAT_TERMRESPONSE
5192     if (check_for_codes)
5193 	termleader[len++] = DCS;    /* the termcode response starts with DCS
5194 				       in 8-bit mode */
5195 #endif
5196     termleader[len] = NUL;
5197 
5198     for (i = 0; i < tc_len; ++i)
5199 	if (vim_strchr(termleader, termcodes[i].code[0]) == NULL)
5200 	{
5201 	    termleader[len++] = termcodes[i].code[0];
5202 	    termleader[len] = NUL;
5203 	}
5204 
5205     need_gather = FALSE;
5206 }
5207 
5208 /*
5209  * Show all termcodes (for ":set termcap")
5210  * This code looks a lot like showoptions(), but is different.
5211  */
5212     void
5213 show_termcodes()
5214 {
5215     int		col;
5216     int		*items;
5217     int		item_count;
5218     int		run;
5219     int		row, rows;
5220     int		cols;
5221     int		i;
5222     int		len;
5223 
5224 #define INC3 27	    /* try to make three columns */
5225 #define INC2 40	    /* try to make two columns */
5226 #define GAP 2	    /* spaces between columns */
5227 
5228     if (tc_len == 0)	    /* no terminal codes (must be GUI) */
5229 	return;
5230     items = (int *)alloc((unsigned)(sizeof(int) * tc_len));
5231     if (items == NULL)
5232 	return;
5233 
5234     /* Highlight title */
5235     MSG_PUTS_TITLE(_("\n--- Terminal keys ---"));
5236 
5237     /*
5238      * do the loop two times:
5239      * 1. display the short items (non-strings and short strings)
5240      * 2. display the medium items (medium length strings)
5241      * 3. display the long items (remaining strings)
5242      */
5243     for (run = 1; run <= 3 && !got_int; ++run)
5244     {
5245 	/*
5246 	 * collect the items in items[]
5247 	 */
5248 	item_count = 0;
5249 	for (i = 0; i < tc_len; i++)
5250 	{
5251 	    len = show_one_termcode(termcodes[i].name,
5252 						    termcodes[i].code, FALSE);
5253 	    if (len <= INC3 - GAP ? run == 1
5254 			: len <= INC2 - GAP ? run == 2
5255 			: run == 3)
5256 		items[item_count++] = i;
5257 	}
5258 
5259 	/*
5260 	 * display the items
5261 	 */
5262 	if (run <= 2)
5263 	{
5264 	    cols = (Columns + GAP) / (run == 1 ? INC3 : INC2);
5265 	    if (cols == 0)
5266 		cols = 1;
5267 	    rows = (item_count + cols - 1) / cols;
5268 	}
5269 	else	/* run == 3 */
5270 	    rows = item_count;
5271 	for (row = 0; row < rows && !got_int; ++row)
5272 	{
5273 	    msg_putchar('\n');			/* go to next line */
5274 	    if (got_int)			/* 'q' typed in more */
5275 		break;
5276 	    col = 0;
5277 	    for (i = row; i < item_count; i += rows)
5278 	    {
5279 		msg_col = col;			/* make columns */
5280 		show_one_termcode(termcodes[items[i]].name,
5281 					      termcodes[items[i]].code, TRUE);
5282 		if (run == 2)
5283 		    col += INC2;
5284 		else
5285 		    col += INC3;
5286 	    }
5287 	    out_flush();
5288 	    ui_breakcheck();
5289 	}
5290     }
5291     vim_free(items);
5292 }
5293 
5294 /*
5295  * Show one termcode entry.
5296  * Output goes into IObuff[]
5297  */
5298     int
5299 show_one_termcode(name, code, printit)
5300     char_u  *name;
5301     char_u  *code;
5302     int	    printit;
5303 {
5304     char_u	*p;
5305     int		len;
5306 
5307     if (name[0] > '~')
5308     {
5309 	IObuff[0] = ' ';
5310 	IObuff[1] = ' ';
5311 	IObuff[2] = ' ';
5312 	IObuff[3] = ' ';
5313     }
5314     else
5315     {
5316 	IObuff[0] = 't';
5317 	IObuff[1] = '_';
5318 	IObuff[2] = name[0];
5319 	IObuff[3] = name[1];
5320     }
5321     IObuff[4] = ' ';
5322 
5323     p = get_special_key_name(TERMCAP2KEY(name[0], name[1]), 0);
5324     if (p[1] != 't')
5325 	STRCPY(IObuff + 5, p);
5326     else
5327 	IObuff[5] = NUL;
5328     len = (int)STRLEN(IObuff);
5329     do
5330 	IObuff[len++] = ' ';
5331     while (len < 17);
5332     IObuff[len] = NUL;
5333     if (code == NULL)
5334 	len += 4;
5335     else
5336 	len += vim_strsize(code);
5337 
5338     if (printit)
5339     {
5340 	msg_puts(IObuff);
5341 	if (code == NULL)
5342 	    msg_puts((char_u *)"NULL");
5343 	else
5344 	    msg_outtrans(code);
5345     }
5346     return len;
5347 }
5348 
5349 #if defined(FEAT_TERMRESPONSE) || defined(PROTO)
5350 /*
5351  * For Xterm >= 140 compiled with OPT_TCAP_QUERY: Obtain the actually used
5352  * termcap codes from the terminal itself.
5353  * We get them one by one to avoid a very long response string.
5354  */
5355 static int xt_index_in = 0;
5356 static int xt_index_out = 0;
5357 
5358     static void
5359 req_codes_from_term()
5360 {
5361     xt_index_out = 0;
5362     xt_index_in = 0;
5363     req_more_codes_from_term();
5364 }
5365 
5366     static void
5367 req_more_codes_from_term()
5368 {
5369     char	buf[11];
5370     int		old_idx = xt_index_out;
5371 
5372     /* Don't do anything when going to exit. */
5373     if (exiting)
5374 	return;
5375 
5376     /* Send up to 10 more requests out than we received.  Avoid sending too
5377      * many, there can be a buffer overflow somewhere. */
5378     while (xt_index_out < xt_index_in + 10 && key_names[xt_index_out] != NULL)
5379     {
5380 	sprintf(buf, "\033P+q%02x%02x\033\\",
5381 		      key_names[xt_index_out][0], key_names[xt_index_out][1]);
5382 	out_str_nf((char_u *)buf);
5383 	++xt_index_out;
5384     }
5385 
5386     /* Send the codes out right away. */
5387     if (xt_index_out != old_idx)
5388 	out_flush();
5389 }
5390 
5391 /*
5392  * Decode key code response from xterm: '<Esc>P1+r<name>=<string><Esc>\'.
5393  * A "0" instead of the "1" indicates a code that isn't supported.
5394  * Both <name> and <string> are encoded in hex.
5395  * "code" points to the "0" or "1".
5396  */
5397     static void
5398 got_code_from_term(code, len)
5399     char_u	*code;
5400     int		len;
5401 {
5402 #define XT_LEN 100
5403     char_u	name[3];
5404     char_u	str[XT_LEN];
5405     int		i;
5406     int		j = 0;
5407     int		c;
5408 
5409     /* A '1' means the code is supported, a '0' means it isn't.
5410      * When half the length is > XT_LEN we can't use it.
5411      * Our names are currently all 2 characters. */
5412     if (code[0] == '1' && code[7] == '=' && len / 2 < XT_LEN)
5413     {
5414 	/* Get the name from the response and find it in the table. */
5415 	name[0] = hexhex2nr(code + 3);
5416 	name[1] = hexhex2nr(code + 5);
5417 	name[2] = NUL;
5418 	for (i = 0; key_names[i] != NULL; ++i)
5419 	{
5420 	    if (STRCMP(key_names[i], name) == 0)
5421 	    {
5422 		xt_index_in = i;
5423 		break;
5424 	    }
5425 	}
5426 	if (key_names[i] != NULL)
5427 	{
5428 	    for (i = 8; (c = hexhex2nr(code + i)) >= 0; i += 2)
5429 		str[j++] = c;
5430 	    str[j] = NUL;
5431 	    if (name[0] == 'C' && name[1] == 'o')
5432 	    {
5433 		/* Color count is not a key code. */
5434 		i = atoi((char *)str);
5435 		if (i != t_colors)
5436 		{
5437 		    /* Nr of colors changed, initialize highlighting and
5438 		     * redraw everything.  This causes a redraw, which usually
5439 		     * clears the message.  Try keeping the message if it
5440 		     * might work. */
5441 		    set_keep_msg_from_hist();
5442 		    set_color_count(i);
5443 		    init_highlight(TRUE, FALSE);
5444 		    redraw_later(CLEAR);
5445 		}
5446 	    }
5447 	    else
5448 	    {
5449 		/* First delete any existing entry with the same code. */
5450 		i = find_term_bykeys(str);
5451 		if (i >= 0)
5452 		    del_termcode_idx(i);
5453 		add_termcode(name, str, ATC_FROM_TERM);
5454 	    }
5455 	}
5456     }
5457 
5458     /* May request more codes now that we received one. */
5459     ++xt_index_in;
5460     req_more_codes_from_term();
5461 }
5462 
5463 /*
5464  * Check if there are any unanswered requests and deal with them.
5465  * This is called before starting an external program or getting direct
5466  * keyboard input.  We don't want responses to be send to that program or
5467  * handled as typed text.
5468  */
5469     static void
5470 check_for_codes_from_term()
5471 {
5472     int		c;
5473 
5474     /* If no codes requested or all are answered, no need to wait. */
5475     if (xt_index_out == 0 || xt_index_out == xt_index_in)
5476 	return;
5477 
5478     /* Vgetc() will check for and handle any response.
5479      * Keep calling vpeekc() until we don't get any responses. */
5480     ++no_mapping;
5481     ++allow_keys;
5482     for (;;)
5483     {
5484 	c = vpeekc();
5485 	if (c == NUL)	    /* nothing available */
5486 	    break;
5487 
5488 	/* If a response is recognized it's replaced with K_IGNORE, must read
5489 	 * it from the input stream.  If there is no K_IGNORE we can't do
5490 	 * anything, break here (there might be some responses further on, but
5491 	 * we don't want to throw away any typed chars). */
5492 	if (c != K_SPECIAL && c != K_IGNORE)
5493 	    break;
5494 	c = vgetc();
5495 	if (c != K_IGNORE)
5496 	{
5497 	    vungetc(c);
5498 	    break;
5499 	}
5500     }
5501     --no_mapping;
5502     --allow_keys;
5503 }
5504 #endif
5505 
5506 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
5507 /*
5508  * Translate an internal mapping/abbreviation representation into the
5509  * corresponding external one recognized by :map/:abbrev commands;
5510  * respects the current B/k/< settings of 'cpoption'.
5511  *
5512  * This function is called when expanding mappings/abbreviations on the
5513  * command-line, and for building the "Ambiguous mapping..." error mess�ge.
5514  *
5515  * It uses a growarray to build the translation string since the
5516  * latter can be wider than the original description. The caller has to
5517  * free the string afterwards.
5518  *
5519  * Returns NULL when there is a problem.
5520  */
5521     char_u *
5522 translate_mapping(str, expmap)
5523     char_u	*str;
5524     int		expmap;  /* TRUE when expanding mappings on command-line */
5525 {
5526     garray_T	ga;
5527     int		c;
5528     int		modifiers;
5529     int		cpo_bslash;
5530     int		cpo_special;
5531     int		cpo_keycode;
5532 
5533     ga_init(&ga);
5534     ga.ga_itemsize = 1;
5535     ga.ga_growsize = 40;
5536 
5537     cpo_bslash = (vim_strchr(p_cpo, CPO_BSLASH) != NULL);
5538     cpo_special = (vim_strchr(p_cpo, CPO_SPECI) != NULL);
5539     cpo_keycode = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
5540 
5541     for (; *str; ++str)
5542     {
5543 	c = *str;
5544 	if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL)
5545 	{
5546 	    modifiers = 0;
5547 	    if (str[1] == KS_MODIFIER)
5548 	    {
5549 		str++;
5550 		modifiers = *++str;
5551 		c = *++str;
5552 	    }
5553 	    if (cpo_special && cpo_keycode && c == K_SPECIAL && !modifiers)
5554 	    {
5555 		int	i;
5556 
5557 		/* try to find special key in termcodes */
5558 		for (i = 0; i < tc_len; ++i)
5559 		    if (termcodes[i].name[0] == str[1]
5560 					    && termcodes[i].name[1] == str[2])
5561 			break;
5562 		if (i < tc_len)
5563 		{
5564 		    ga_concat(&ga, termcodes[i].code);
5565 		    str += 2;
5566 		    continue; /* for (str) */
5567 		}
5568 	    }
5569 	    if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL)
5570 	    {
5571 		if (expmap && cpo_special)
5572 		{
5573 		    ga_clear(&ga);
5574 		    return NULL;
5575 		}
5576 		c = TO_SPECIAL(str[1], str[2]);
5577 		if (c == K_ZERO)	/* display <Nul> as ^@ */
5578 		    c = NUL;
5579 		str += 2;
5580 	    }
5581 	    if (IS_SPECIAL(c) || modifiers)	/* special key */
5582 	    {
5583 		if (expmap && cpo_special)
5584 		{
5585 		    ga_clear(&ga);
5586 		    return NULL;
5587 		}
5588 		ga_concat(&ga, get_special_key_name(c, modifiers));
5589 		continue; /* for (str) */
5590 	    }
5591 	}
5592 	if (c == ' ' || c == '\t' || c == Ctrl_J || c == Ctrl_V
5593 	    || (c == '<' && !cpo_special) || (c == '\\' && !cpo_bslash))
5594 	    ga_append(&ga, cpo_bslash ? Ctrl_V : '\\');
5595 	if (c)
5596 	    ga_append(&ga, c);
5597     }
5598     ga_append(&ga, NUL);
5599     return (char_u *)(ga.ga_data);
5600 }
5601 #endif
5602 
5603 #if (defined(WIN3264) && !defined(FEAT_GUI)) || defined(PROTO)
5604 static char ksme_str[20];
5605 static char ksmr_str[20];
5606 static char ksmd_str[20];
5607 
5608 /*
5609  * For Win32 console: update termcap codes for existing console attributes.
5610  */
5611     void
5612 update_tcap(attr)
5613     int attr;
5614 {
5615     struct builtin_term *p;
5616 
5617     p = find_builtin_term(DEFAULT_TERM);
5618     sprintf(ksme_str, IF_EB("\033|%dm", ESC_STR "|%dm"), attr);
5619     sprintf(ksmd_str, IF_EB("\033|%dm", ESC_STR "|%dm"),
5620 				     attr | 0x08);  /* FOREGROUND_INTENSITY */
5621     sprintf(ksmr_str, IF_EB("\033|%dm", ESC_STR "|%dm"),
5622 				 ((attr & 0x0F) << 4) | ((attr & 0xF0) >> 4));
5623 
5624     while (p->bt_string != NULL)
5625     {
5626       if (p->bt_entry == (int)KS_ME)
5627 	  p->bt_string = &ksme_str[0];
5628       else if (p->bt_entry == (int)KS_MR)
5629 	  p->bt_string = &ksmr_str[0];
5630       else if (p->bt_entry == (int)KS_MD)
5631 	  p->bt_string = &ksmd_str[0];
5632       ++p;
5633     }
5634 }
5635 #endif
5636