1 /* vi:set ts=8 sts=4 sw=4 noet: 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 */ 8 9 /* 10 * This file contains various definitions of structures that are used by Vim 11 */ 12 13 /* 14 * There is something wrong in the SAS compiler that makes typedefs not 15 * valid in include files. Has been fixed in version 6.58. 16 */ 17 #if defined(SASC) && SASC < 658 18 typedef long linenr_T; 19 typedef int colnr_T; 20 typedef unsigned short short_u; 21 #endif 22 23 /* 24 * position in file or buffer 25 */ 26 typedef struct 27 { 28 linenr_T lnum; /* line number */ 29 colnr_T col; /* column number */ 30 #ifdef FEAT_VIRTUALEDIT 31 colnr_T coladd; 32 #endif 33 } pos_T; 34 35 #ifdef FEAT_VIRTUALEDIT 36 # define INIT_POS_T(l, c, ca) {l, c, ca} 37 #else 38 # define INIT_POS_T(l, c, ca) {l, c} 39 #endif 40 41 /* 42 * Same, but without coladd. 43 */ 44 typedef struct 45 { 46 linenr_T lnum; /* line number */ 47 colnr_T col; /* column number */ 48 } lpos_T; 49 50 /* 51 * Structure used for growing arrays. 52 * This is used to store information that only grows, is deleted all at 53 * once, and needs to be accessed by index. See ga_clear() and ga_grow(). 54 */ 55 typedef struct growarray 56 { 57 int ga_len; /* current number of items used */ 58 int ga_maxlen; /* maximum number of items possible */ 59 int ga_itemsize; /* sizeof(item) */ 60 int ga_growsize; /* number of items to grow each time */ 61 void *ga_data; /* pointer to the first item */ 62 } garray_T; 63 64 #define GA_EMPTY {0, 0, 0, 0, NULL} 65 66 typedef struct window_S win_T; 67 typedef struct wininfo_S wininfo_T; 68 typedef struct frame_S frame_T; 69 typedef int scid_T; /* script ID */ 70 typedef struct file_buffer buf_T; /* forward declaration */ 71 typedef struct terminal_S term_T; 72 73 #ifdef FEAT_MENU 74 typedef struct VimMenu vimmenu_T; 75 #endif 76 77 /* 78 * SCript ConteXt (SCTX): identifies a script script line. 79 * When sourcing a script "sc_lnum" is zero, "sourcing_lnum" is the current 80 * line number. When executing a user function "sc_lnum" is the line where the 81 * function was defined, "sourcing_lnum" is the line number inside the 82 * function. When stored with a function, mapping, option, etc. "sc_lnum" is 83 * the line number in the script "sc_sid". 84 */ 85 typedef struct { 86 scid_T sc_sid; // script ID 87 int sc_seq; // sourcing sequence number 88 linenr_T sc_lnum; // line number 89 } sctx_T; 90 91 /* 92 * Reference to a buffer that stores the value of buf_free_count. 93 * bufref_valid() only needs to check "buf" when the count differs. 94 */ 95 typedef struct { 96 buf_T *br_buf; 97 int br_fnum; 98 int br_buf_free_count; 99 } bufref_T; 100 101 /* 102 * This is here because regexp.h needs pos_T and below regprog_T is used. 103 */ 104 #include "regexp.h" 105 106 /* 107 * This is here because gui.h needs the pos_T and win_T, and win_T needs gui.h 108 * for scrollbar_T. 109 */ 110 #ifdef FEAT_GUI 111 # include "gui.h" 112 #else 113 # ifdef FEAT_XCLIPBOARD 114 # include <X11/Intrinsic.h> 115 # endif 116 # define guicolor_T long 117 # define INVALCOLOR ((guicolor_T)0x1ffffff) 118 /* only used for cterm.bg_rgb and cterm.fg_rgb: use cterm color */ 119 # define CTERMCOLOR ((guicolor_T)0x1fffffe) 120 #endif 121 #define COLOR_INVALID(x) ((x) == INVALCOLOR || (x) == CTERMCOLOR) 122 123 /* 124 * marks: positions in a file 125 * (a normal mark is a lnum/col pair, the same as a file position) 126 */ 127 128 /* (Note: for EBCDIC there are more than 26, because there are gaps in the 129 * alphabet coding. To minimize changes to the code, I decided to just 130 * increase the number of possible marks. */ 131 #define NMARKS ('z' - 'a' + 1) /* max. # of named marks */ 132 #define JUMPLISTSIZE 100 /* max. # of marks in jump list */ 133 #define TAGSTACKSIZE 20 /* max. # of tags in tag stack */ 134 135 typedef struct filemark 136 { 137 pos_T mark; /* cursor position */ 138 int fnum; /* file number */ 139 } fmark_T; 140 141 /* Xtended file mark: also has a file name */ 142 typedef struct xfilemark 143 { 144 fmark_T fmark; 145 char_u *fname; /* file name, used when fnum == 0 */ 146 #ifdef FEAT_VIMINFO 147 time_T time_set; 148 #endif 149 } xfmark_T; 150 151 /* 152 * The taggy struct is used to store the information about a :tag command. 153 */ 154 typedef struct taggy 155 { 156 char_u *tagname; /* tag name */ 157 fmark_T fmark; /* cursor position BEFORE ":tag" */ 158 int cur_match; /* match number */ 159 int cur_fnum; /* buffer number used for cur_match */ 160 } taggy_T; 161 162 /* 163 * Structure that contains all options that are local to a window. 164 * Used twice in a window: for the current buffer and for all buffers. 165 * Also used in wininfo_T. 166 */ 167 typedef struct 168 { 169 #ifdef FEAT_ARABIC 170 int wo_arab; 171 # define w_p_arab w_onebuf_opt.wo_arab /* 'arabic' */ 172 #endif 173 #ifdef FEAT_LINEBREAK 174 int wo_bri; 175 # define w_p_bri w_onebuf_opt.wo_bri /* 'breakindent' */ 176 char_u *wo_briopt; 177 # define w_p_briopt w_onebuf_opt.wo_briopt /* 'breakindentopt' */ 178 #endif 179 #ifdef FEAT_DIFF 180 int wo_diff; 181 # define w_p_diff w_onebuf_opt.wo_diff /* 'diff' */ 182 #endif 183 #ifdef FEAT_FOLDING 184 long wo_fdc; 185 # define w_p_fdc w_onebuf_opt.wo_fdc /* 'foldcolumn' */ 186 int wo_fdc_save; 187 # define w_p_fdc_save w_onebuf_opt.wo_fdc_save /* 'foldenable' saved for diff mode */ 188 int wo_fen; 189 # define w_p_fen w_onebuf_opt.wo_fen /* 'foldenable' */ 190 int wo_fen_save; 191 # define w_p_fen_save w_onebuf_opt.wo_fen_save /* 'foldenable' saved for diff mode */ 192 char_u *wo_fdi; 193 # define w_p_fdi w_onebuf_opt.wo_fdi /* 'foldignore' */ 194 long wo_fdl; 195 # define w_p_fdl w_onebuf_opt.wo_fdl /* 'foldlevel' */ 196 int wo_fdl_save; 197 # define w_p_fdl_save w_onebuf_opt.wo_fdl_save /* 'foldlevel' state saved for diff mode */ 198 char_u *wo_fdm; 199 # define w_p_fdm w_onebuf_opt.wo_fdm /* 'foldmethod' */ 200 char_u *wo_fdm_save; 201 # define w_p_fdm_save w_onebuf_opt.wo_fdm_save /* 'fdm' saved for diff mode */ 202 long wo_fml; 203 # define w_p_fml w_onebuf_opt.wo_fml /* 'foldminlines' */ 204 long wo_fdn; 205 # define w_p_fdn w_onebuf_opt.wo_fdn /* 'foldnestmax' */ 206 # ifdef FEAT_EVAL 207 char_u *wo_fde; 208 # define w_p_fde w_onebuf_opt.wo_fde /* 'foldexpr' */ 209 char_u *wo_fdt; 210 # define w_p_fdt w_onebuf_opt.wo_fdt /* 'foldtext' */ 211 # endif 212 char_u *wo_fmr; 213 # define w_p_fmr w_onebuf_opt.wo_fmr /* 'foldmarker' */ 214 #endif 215 #ifdef FEAT_LINEBREAK 216 int wo_lbr; 217 # define w_p_lbr w_onebuf_opt.wo_lbr /* 'linebreak' */ 218 #endif 219 int wo_list; 220 #define w_p_list w_onebuf_opt.wo_list /* 'list' */ 221 int wo_nu; 222 #define w_p_nu w_onebuf_opt.wo_nu /* 'number' */ 223 int wo_rnu; 224 #define w_p_rnu w_onebuf_opt.wo_rnu /* 'relativenumber' */ 225 #ifdef FEAT_LINEBREAK 226 long wo_nuw; 227 # define w_p_nuw w_onebuf_opt.wo_nuw /* 'numberwidth' */ 228 #endif 229 int wo_wfh; 230 # define w_p_wfh w_onebuf_opt.wo_wfh /* 'winfixheight' */ 231 int wo_wfw; 232 # define w_p_wfw w_onebuf_opt.wo_wfw /* 'winfixwidth' */ 233 #if defined(FEAT_QUICKFIX) 234 int wo_pvw; 235 # define w_p_pvw w_onebuf_opt.wo_pvw /* 'previewwindow' */ 236 #endif 237 #ifdef FEAT_RIGHTLEFT 238 int wo_rl; 239 # define w_p_rl w_onebuf_opt.wo_rl /* 'rightleft' */ 240 char_u *wo_rlc; 241 # define w_p_rlc w_onebuf_opt.wo_rlc /* 'rightleftcmd' */ 242 #endif 243 long wo_scr; 244 #define w_p_scr w_onebuf_opt.wo_scr /* 'scroll' */ 245 #ifdef FEAT_SPELL 246 int wo_spell; 247 # define w_p_spell w_onebuf_opt.wo_spell /* 'spell' */ 248 #endif 249 #ifdef FEAT_SYN_HL 250 int wo_cuc; 251 # define w_p_cuc w_onebuf_opt.wo_cuc /* 'cursorcolumn' */ 252 int wo_cul; 253 # define w_p_cul w_onebuf_opt.wo_cul /* 'cursorline' */ 254 char_u *wo_cc; 255 # define w_p_cc w_onebuf_opt.wo_cc /* 'colorcolumn' */ 256 #endif 257 #ifdef FEAT_STL_OPT 258 char_u *wo_stl; 259 #define w_p_stl w_onebuf_opt.wo_stl /* 'statusline' */ 260 #endif 261 int wo_scb; 262 #define w_p_scb w_onebuf_opt.wo_scb /* 'scrollbind' */ 263 int wo_diff_saved; /* options were saved for starting diff mode */ 264 #define w_p_diff_saved w_onebuf_opt.wo_diff_saved 265 int wo_scb_save; /* 'scrollbind' saved for diff mode*/ 266 #define w_p_scb_save w_onebuf_opt.wo_scb_save 267 int wo_wrap; 268 #define w_p_wrap w_onebuf_opt.wo_wrap /* 'wrap' */ 269 #ifdef FEAT_DIFF 270 int wo_wrap_save; /* 'wrap' state saved for diff mode*/ 271 # define w_p_wrap_save w_onebuf_opt.wo_wrap_save 272 #endif 273 #ifdef FEAT_CONCEAL 274 char_u *wo_cocu; /* 'concealcursor' */ 275 # define w_p_cocu w_onebuf_opt.wo_cocu 276 long wo_cole; /* 'conceallevel' */ 277 # define w_p_cole w_onebuf_opt.wo_cole 278 #endif 279 int wo_crb; 280 #define w_p_crb w_onebuf_opt.wo_crb /* 'cursorbind' */ 281 int wo_crb_save; /* 'cursorbind' state saved for diff mode*/ 282 #define w_p_crb_save w_onebuf_opt.wo_crb_save 283 #ifdef FEAT_SIGNS 284 char_u *wo_scl; 285 # define w_p_scl w_onebuf_opt.wo_scl /* 'signcolumn' */ 286 #endif 287 #ifdef FEAT_TERMINAL 288 char_u *wo_twk; 289 # define w_p_twk w_onebuf_opt.wo_twk /* 'termwinkey' */ 290 char_u *wo_tws; 291 # define w_p_tws w_onebuf_opt.wo_tws /* 'termwinsize' */ 292 #endif 293 294 #ifdef FEAT_EVAL 295 sctx_T wo_script_ctx[WV_COUNT]; /* SCTXs for window-local options */ 296 # define w_p_script_ctx w_onebuf_opt.wo_script_ctx 297 #endif 298 } winopt_T; 299 300 /* 301 * Window info stored with a buffer. 302 * 303 * Two types of info are kept for a buffer which are associated with a 304 * specific window: 305 * 1. Each window can have a different line number associated with a buffer. 306 * 2. The window-local options for a buffer work in a similar way. 307 * The window-info is kept in a list at b_wininfo. It is kept in 308 * most-recently-used order. 309 */ 310 struct wininfo_S 311 { 312 wininfo_T *wi_next; /* next entry or NULL for last entry */ 313 wininfo_T *wi_prev; /* previous entry or NULL for first entry */ 314 win_T *wi_win; /* pointer to window that did set wi_fpos */ 315 pos_T wi_fpos; /* last cursor position in the file */ 316 int wi_optset; /* TRUE when wi_opt has useful values */ 317 winopt_T wi_opt; /* local window options */ 318 #ifdef FEAT_FOLDING 319 int wi_fold_manual; /* copy of w_fold_manual */ 320 garray_T wi_folds; /* clone of w_folds */ 321 #endif 322 }; 323 324 /* 325 * Info used to pass info about a fold from the fold-detection code to the 326 * code that displays the foldcolumn. 327 */ 328 typedef struct foldinfo 329 { 330 int fi_level; /* level of the fold; when this is zero the 331 other fields are invalid */ 332 int fi_lnum; /* line number where fold starts */ 333 int fi_low_level; /* lowest fold level that starts in the same 334 line */ 335 } foldinfo_T; 336 337 /* Structure to store info about the Visual area. */ 338 typedef struct 339 { 340 pos_T vi_start; /* start pos of last VIsual */ 341 pos_T vi_end; /* end position of last VIsual */ 342 int vi_mode; /* VIsual_mode of last VIsual */ 343 colnr_T vi_curswant; /* MAXCOL from w_curswant */ 344 } visualinfo_T; 345 346 /* 347 * structures used for undo 348 */ 349 350 typedef struct u_entry u_entry_T; 351 typedef struct u_header u_header_T; 352 struct u_entry 353 { 354 u_entry_T *ue_next; /* pointer to next entry in list */ 355 linenr_T ue_top; /* number of line above undo block */ 356 linenr_T ue_bot; /* number of line below undo block */ 357 linenr_T ue_lcount; /* linecount when u_save called */ 358 char_u **ue_array; /* array of lines in undo block */ 359 long ue_size; /* number of lines in ue_array */ 360 #ifdef U_DEBUG 361 int ue_magic; /* magic number to check allocation */ 362 #endif 363 }; 364 365 struct u_header 366 { 367 /* The following have a pointer and a number. The number is used when 368 * reading the undo file in u_read_undo() */ 369 union { 370 u_header_T *ptr; /* pointer to next undo header in list */ 371 long seq; 372 } uh_next; 373 union { 374 u_header_T *ptr; /* pointer to previous header in list */ 375 long seq; 376 } uh_prev; 377 union { 378 u_header_T *ptr; /* pointer to next header for alt. redo */ 379 long seq; 380 } uh_alt_next; 381 union { 382 u_header_T *ptr; /* pointer to previous header for alt. redo */ 383 long seq; 384 } uh_alt_prev; 385 long uh_seq; /* sequence number, higher == newer undo */ 386 int uh_walk; /* used by undo_time() */ 387 u_entry_T *uh_entry; /* pointer to first entry */ 388 u_entry_T *uh_getbot_entry; /* pointer to where ue_bot must be set */ 389 pos_T uh_cursor; /* cursor position before saving */ 390 #ifdef FEAT_VIRTUALEDIT 391 long uh_cursor_vcol; 392 #endif 393 int uh_flags; /* see below */ 394 pos_T uh_namedm[NMARKS]; /* marks before undo/after redo */ 395 visualinfo_T uh_visual; /* Visual areas before undo/after redo */ 396 time_T uh_time; /* timestamp when the change was made */ 397 long uh_save_nr; /* set when the file was saved after the 398 changes in this block */ 399 #ifdef U_DEBUG 400 int uh_magic; /* magic number to check allocation */ 401 #endif 402 }; 403 404 /* values for uh_flags */ 405 #define UH_CHANGED 0x01 /* b_changed flag before undo/after redo */ 406 #define UH_EMPTYBUF 0x02 /* buffer was empty */ 407 408 /* 409 * structures used in undo.c 410 */ 411 #if VIM_SIZEOF_INT > 2 412 # define ALIGN_LONG /* longword alignment and use filler byte */ 413 # define ALIGN_SIZE (sizeof(long)) 414 #else 415 # define ALIGN_SIZE (sizeof(short)) 416 #endif 417 418 #define ALIGN_MASK (ALIGN_SIZE - 1) 419 420 typedef struct m_info minfo_T; 421 422 /* 423 * structure used to link chunks in one of the free chunk lists. 424 */ 425 struct m_info 426 { 427 #ifdef ALIGN_LONG 428 long_u m_size; /* size of the chunk (including m_info) */ 429 #else 430 short_u m_size; /* size of the chunk (including m_info) */ 431 #endif 432 minfo_T *m_next; /* pointer to next free chunk in the list */ 433 }; 434 435 /* 436 * things used in memfile.c 437 */ 438 439 typedef struct block_hdr bhdr_T; 440 typedef struct memfile memfile_T; 441 typedef long blocknr_T; 442 443 /* 444 * mf_hashtab_T is a chained hashtable with blocknr_T key and arbitrary 445 * structures as items. This is an intrusive data structure: we require 446 * that items begin with mf_hashitem_T which contains the key and linked 447 * list pointers. List of items in each bucket is doubly-linked. 448 */ 449 450 typedef struct mf_hashitem_S mf_hashitem_T; 451 452 struct mf_hashitem_S 453 { 454 mf_hashitem_T *mhi_next; 455 mf_hashitem_T *mhi_prev; 456 blocknr_T mhi_key; 457 }; 458 459 #define MHT_INIT_SIZE 64 460 461 typedef struct mf_hashtab_S 462 { 463 long_u mht_mask; /* mask used for hash value (nr of items 464 * in array is "mht_mask" + 1) */ 465 long_u mht_count; /* nr of items inserted into hashtable */ 466 mf_hashitem_T **mht_buckets; /* points to mht_small_buckets or 467 *dynamically allocated array */ 468 mf_hashitem_T *mht_small_buckets[MHT_INIT_SIZE]; /* initial buckets */ 469 char mht_fixed; /* non-zero value forbids growth */ 470 } mf_hashtab_T; 471 472 /* 473 * for each (previously) used block in the memfile there is one block header. 474 * 475 * The block may be linked in the used list OR in the free list. 476 * The used blocks are also kept in hash lists. 477 * 478 * The used list is a doubly linked list, most recently used block first. 479 * The blocks in the used list have a block of memory allocated. 480 * mf_used_count is the number of pages in the used list. 481 * The hash lists are used to quickly find a block in the used list. 482 * The free list is a single linked list, not sorted. 483 * The blocks in the free list have no block of memory allocated and 484 * the contents of the block in the file (if any) is irrelevant. 485 */ 486 487 struct block_hdr 488 { 489 mf_hashitem_T bh_hashitem; /* header for hash table and key */ 490 #define bh_bnum bh_hashitem.mhi_key /* block number, part of bh_hashitem */ 491 492 bhdr_T *bh_next; /* next block_hdr in free or used list */ 493 bhdr_T *bh_prev; /* previous block_hdr in used list */ 494 char_u *bh_data; /* pointer to memory (for used block) */ 495 int bh_page_count; /* number of pages in this block */ 496 497 #define BH_DIRTY 1 498 #define BH_LOCKED 2 499 char bh_flags; /* BH_DIRTY or BH_LOCKED */ 500 }; 501 502 /* 503 * when a block with a negative number is flushed to the file, it gets 504 * a positive number. Because the reference to the block is still the negative 505 * number, we remember the translation to the new positive number in the 506 * double linked trans lists. The structure is the same as the hash lists. 507 */ 508 typedef struct nr_trans NR_TRANS; 509 510 struct nr_trans 511 { 512 mf_hashitem_T nt_hashitem; /* header for hash table and key */ 513 #define nt_old_bnum nt_hashitem.mhi_key /* old, negative, number */ 514 515 blocknr_T nt_new_bnum; /* new, positive, number */ 516 }; 517 518 519 typedef struct buffblock buffblock_T; 520 typedef struct buffheader buffheader_T; 521 522 /* 523 * structure used to store one block of the stuff/redo/recording buffers 524 */ 525 struct buffblock 526 { 527 buffblock_T *b_next; /* pointer to next buffblock */ 528 char_u b_str[1]; /* contents (actually longer) */ 529 }; 530 531 /* 532 * header used for the stuff buffer and the redo buffer 533 */ 534 struct buffheader 535 { 536 buffblock_T bh_first; /* first (dummy) block of list */ 537 buffblock_T *bh_curr; /* buffblock for appending */ 538 int bh_index; /* index for reading */ 539 int bh_space; /* space in bh_curr for appending */ 540 }; 541 542 typedef struct 543 { 544 buffheader_T sr_redobuff; 545 buffheader_T sr_old_redobuff; 546 } save_redo_T; 547 548 /* 549 * used for completion on the command line 550 */ 551 typedef struct expand 552 { 553 int xp_context; /* type of expansion */ 554 char_u *xp_pattern; /* start of item to expand */ 555 int xp_pattern_len; /* bytes in xp_pattern before cursor */ 556 #if defined(FEAT_USR_CMDS) && defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) 557 char_u *xp_arg; /* completion function */ 558 sctx_T xp_script_ctx; /* SCTX for completion function */ 559 #endif 560 int xp_backslash; /* one of the XP_BS_ values */ 561 #ifndef BACKSLASH_IN_FILENAME 562 int xp_shell; /* TRUE for a shell command, more 563 characters need to be escaped */ 564 #endif 565 int xp_numfiles; /* number of files found by 566 file name completion */ 567 char_u **xp_files; /* list of files */ 568 char_u *xp_line; /* text being completed */ 569 int xp_col; /* cursor position in line */ 570 } expand_T; 571 572 /* values for xp_backslash */ 573 #define XP_BS_NONE 0 /* nothing special for backslashes */ 574 #define XP_BS_ONE 1 /* uses one backslash before a space */ 575 #define XP_BS_THREE 2 /* uses three backslashes before a space */ 576 577 /* 578 * Command modifiers ":vertical", ":browse", ":confirm" and ":hide" set a flag. 579 * This needs to be saved for recursive commands, put them in a structure for 580 * easy manipulation. 581 */ 582 typedef struct 583 { 584 int hide; /* TRUE when ":hide" was used */ 585 # ifdef FEAT_BROWSE_CMD 586 int browse; /* TRUE to invoke file dialog */ 587 # endif 588 int split; /* flags for win_split() */ 589 int tab; /* > 0 when ":tab" was used */ 590 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 591 int confirm; /* TRUE to invoke yes/no dialog */ 592 # endif 593 int keepalt; /* TRUE when ":keepalt" was used */ 594 int keepmarks; /* TRUE when ":keepmarks" was used */ 595 int keepjumps; /* TRUE when ":keepjumps" was used */ 596 int lockmarks; /* TRUE when ":lockmarks" was used */ 597 int keeppatterns; /* TRUE when ":keeppatterns" was used */ 598 int noswapfile; /* TRUE when ":noswapfile" was used */ 599 char_u *save_ei; /* saved value of 'eventignore' */ 600 regmatch_T filter_regmatch; /* set by :filter /pat/ */ 601 int filter_force; /* set for :filter! */ 602 } cmdmod_T; 603 604 #define MF_SEED_LEN 8 605 606 struct memfile 607 { 608 char_u *mf_fname; /* name of the file */ 609 char_u *mf_ffname; /* idem, full path */ 610 int mf_fd; /* file descriptor */ 611 bhdr_T *mf_free_first; /* first block_hdr in free list */ 612 bhdr_T *mf_used_first; /* mru block_hdr in used list */ 613 bhdr_T *mf_used_last; /* lru block_hdr in used list */ 614 unsigned mf_used_count; /* number of pages in used list */ 615 unsigned mf_used_count_max; /* maximum number of pages in memory */ 616 mf_hashtab_T mf_hash; /* hash lists */ 617 mf_hashtab_T mf_trans; /* trans lists */ 618 blocknr_T mf_blocknr_max; /* highest positive block number + 1*/ 619 blocknr_T mf_blocknr_min; /* lowest negative block number - 1 */ 620 blocknr_T mf_neg_count; /* number of negative blocks numbers */ 621 blocknr_T mf_infile_count; /* number of pages in the file */ 622 unsigned mf_page_size; /* number of bytes in a page */ 623 int mf_dirty; /* TRUE if there are dirty blocks */ 624 #ifdef FEAT_CRYPT 625 buf_T *mf_buffer; /* buffer this memfile is for */ 626 char_u mf_seed[MF_SEED_LEN]; /* seed for encryption */ 627 628 /* Values for key, method and seed used for reading data blocks when 629 * updating for a newly set key or method. Only when mf_old_key != NULL. */ 630 char_u *mf_old_key; 631 int mf_old_cm; 632 char_u mf_old_seed[MF_SEED_LEN]; 633 #endif 634 }; 635 636 /* 637 * things used in memline.c 638 */ 639 /* 640 * When searching for a specific line, we remember what blocks in the tree 641 * are the branches leading to that block. This is stored in ml_stack. Each 642 * entry is a pointer to info in a block (may be data block or pointer block) 643 */ 644 typedef struct info_pointer 645 { 646 blocknr_T ip_bnum; /* block number */ 647 linenr_T ip_low; /* lowest lnum in this block */ 648 linenr_T ip_high; /* highest lnum in this block */ 649 int ip_index; /* index for block with current lnum */ 650 } infoptr_T; /* block/index pair */ 651 652 #ifdef FEAT_BYTEOFF 653 typedef struct ml_chunksize 654 { 655 int mlcs_numlines; 656 long mlcs_totalsize; 657 } chunksize_T; 658 659 /* Flags when calling ml_updatechunk() */ 660 661 #define ML_CHNK_ADDLINE 1 662 #define ML_CHNK_DELLINE 2 663 #define ML_CHNK_UPDLINE 3 664 #endif 665 666 /* 667 * the memline structure holds all the information about a memline 668 */ 669 typedef struct memline 670 { 671 linenr_T ml_line_count; /* number of lines in the buffer */ 672 673 memfile_T *ml_mfp; /* pointer to associated memfile */ 674 675 #define ML_EMPTY 1 /* empty buffer */ 676 #define ML_LINE_DIRTY 2 /* cached line was changed and allocated */ 677 #define ML_LOCKED_DIRTY 4 /* ml_locked was changed */ 678 #define ML_LOCKED_POS 8 /* ml_locked needs positive block number */ 679 int ml_flags; 680 681 infoptr_T *ml_stack; /* stack of pointer blocks (array of IPTRs) */ 682 int ml_stack_top; /* current top of ml_stack */ 683 int ml_stack_size; /* total number of entries in ml_stack */ 684 685 linenr_T ml_line_lnum; /* line number of cached line, 0 if not valid */ 686 char_u *ml_line_ptr; /* pointer to cached line */ 687 colnr_T ml_line_len; /* length of the cached line, including NUL */ 688 689 bhdr_T *ml_locked; /* block used by last ml_get */ 690 linenr_T ml_locked_low; /* first line in ml_locked */ 691 linenr_T ml_locked_high; /* last line in ml_locked */ 692 int ml_locked_lineadd; /* number of lines inserted in ml_locked */ 693 #ifdef FEAT_BYTEOFF 694 chunksize_T *ml_chunksize; 695 int ml_numchunks; 696 int ml_usedchunks; 697 #endif 698 } memline_T; 699 700 701 /* 702 * Structure defining text properties. These stick with the text. 703 * When stored in memline they are after the text, ml_line_len is larger than 704 * STRLEN(ml_line_ptr) + 1. 705 */ 706 typedef struct textprop_S 707 { 708 colnr_T tp_col; // start column 709 colnr_T tp_len; // length in bytes 710 int tp_id; // identifier 711 int tp_type; // property type 712 int tp_flags; // TP_FLAG_ values 713 } textprop_T; 714 715 #define TP_FLAG_CONT_NEXT 1 // property continues in next line 716 #define TP_FLAG_CONT_PREV 2 // property was continued from prev line 717 718 /* 719 * Structure defining a property type. 720 */ 721 typedef struct proptype_S 722 { 723 int pt_id; // value used for tp_id 724 int pt_type; // number used for tp_type 725 int pt_hl_id; // highlighting 726 int pt_priority; // priority 727 int pt_flags; // PT_FLAG_ values 728 char_u pt_name[1]; // property type name, actually longer 729 } proptype_T; 730 731 #define PT_FLAG_INS_START_INCL 1 // insert at start included in property 732 #define PT_FLAG_INS_END_INCL 2 // insert at end included in property 733 734 735 #if defined(FEAT_SIGNS) || defined(PROTO) 736 typedef struct signlist signlist_T; 737 738 struct signlist 739 { 740 int id; /* unique identifier for each placed sign */ 741 linenr_T lnum; /* line number which has this sign */ 742 int typenr; /* typenr of sign */ 743 signlist_T *next; /* next signlist entry */ 744 signlist_T *prev; /* previous entry -- for easy reordering */ 745 }; 746 747 /* type argument for buf_getsigntype() */ 748 #define SIGN_ANY 0 749 #define SIGN_LINEHL 1 750 #define SIGN_ICON 2 751 #define SIGN_TEXT 3 752 #endif 753 754 /* 755 * Argument list: Array of file names. 756 * Used for the global argument list and the argument lists local to a window. 757 */ 758 typedef struct arglist 759 { 760 garray_T al_ga; /* growarray with the array of file names */ 761 int al_refcount; /* number of windows using this arglist */ 762 int id; /* id of this arglist */ 763 } alist_T; 764 765 /* 766 * For each argument remember the file name as it was given, and the buffer 767 * number that contains the expanded file name (required for when ":cd" is 768 * used. 769 */ 770 typedef struct argentry 771 { 772 char_u *ae_fname; /* file name as specified */ 773 int ae_fnum; /* buffer number with expanded file name */ 774 } aentry_T; 775 776 #define ALIST(win) (win)->w_alist 777 #define GARGLIST ((aentry_T *)global_alist.al_ga.ga_data) 778 #define ARGLIST ((aentry_T *)ALIST(curwin)->al_ga.ga_data) 779 #define WARGLIST(wp) ((aentry_T *)ALIST(wp)->al_ga.ga_data) 780 #define AARGLIST(al) ((aentry_T *)((al)->al_ga.ga_data)) 781 #define GARGCOUNT (global_alist.al_ga.ga_len) 782 #define ARGCOUNT (ALIST(curwin)->al_ga.ga_len) 783 #define WARGCOUNT(wp) (ALIST(wp)->al_ga.ga_len) 784 785 /* 786 * A list used for saving values of "emsg_silent". Used by ex_try() to save the 787 * value of "emsg_silent" if it was non-zero. When this is done, the CSF_SILENT 788 * flag below is set. 789 */ 790 791 typedef struct eslist_elem eslist_T; 792 struct eslist_elem 793 { 794 int saved_emsg_silent; /* saved value of "emsg_silent" */ 795 eslist_T *next; /* next element on the list */ 796 }; 797 798 /* 799 * For conditional commands a stack is kept of nested conditionals. 800 * When cs_idx < 0, there is no conditional command. 801 */ 802 #define CSTACK_LEN 50 803 804 struct condstack 805 { 806 short cs_flags[CSTACK_LEN]; /* CSF_ flags */ 807 char cs_pending[CSTACK_LEN]; /* CSTP_: what's pending in ":finally"*/ 808 union { 809 void *csp_rv[CSTACK_LEN]; /* return typeval for pending return */ 810 void *csp_ex[CSTACK_LEN]; /* exception for pending throw */ 811 } cs_pend; 812 void *cs_forinfo[CSTACK_LEN]; /* info used by ":for" */ 813 int cs_line[CSTACK_LEN]; /* line nr of ":while"/":for" line */ 814 int cs_idx; /* current entry, or -1 if none */ 815 int cs_looplevel; /* nr of nested ":while"s and ":for"s */ 816 int cs_trylevel; /* nr of nested ":try"s */ 817 eslist_T *cs_emsg_silent_list; /* saved values of "emsg_silent" */ 818 char cs_lflags; /* loop flags: CSL_ flags */ 819 }; 820 # define cs_rettv cs_pend.csp_rv 821 # define cs_exception cs_pend.csp_ex 822 823 /* There is no CSF_IF, the lack of CSF_WHILE, CSF_FOR and CSF_TRY means ":if" 824 * was used. */ 825 # define CSF_TRUE 0x0001 /* condition was TRUE */ 826 # define CSF_ACTIVE 0x0002 /* current state is active */ 827 # define CSF_ELSE 0x0004 /* ":else" has been passed */ 828 # define CSF_WHILE 0x0008 /* is a ":while" */ 829 # define CSF_FOR 0x0010 /* is a ":for" */ 830 831 # define CSF_TRY 0x0100 /* is a ":try" */ 832 # define CSF_FINALLY 0x0200 /* ":finally" has been passed */ 833 # define CSF_THROWN 0x0400 /* exception thrown to this try conditional */ 834 # define CSF_CAUGHT 0x0800 /* exception caught by this try conditional */ 835 # define CSF_SILENT 0x1000 /* "emsg_silent" reset by ":try" */ 836 /* Note that CSF_ELSE is only used when CSF_TRY and CSF_WHILE are unset 837 * (an ":if"), and CSF_SILENT is only used when CSF_TRY is set. */ 838 839 /* 840 * What's pending for being reactivated at the ":endtry" of this try 841 * conditional: 842 */ 843 # define CSTP_NONE 0 /* nothing pending in ":finally" clause */ 844 # define CSTP_ERROR 1 /* an error is pending */ 845 # define CSTP_INTERRUPT 2 /* an interrupt is pending */ 846 # define CSTP_THROW 4 /* a throw is pending */ 847 # define CSTP_BREAK 8 /* ":break" is pending */ 848 # define CSTP_CONTINUE 16 /* ":continue" is pending */ 849 # define CSTP_RETURN 24 /* ":return" is pending */ 850 # define CSTP_FINISH 32 /* ":finish" is pending */ 851 852 /* 853 * Flags for the cs_lflags item in struct condstack. 854 */ 855 # define CSL_HAD_LOOP 1 /* just found ":while" or ":for" */ 856 # define CSL_HAD_ENDLOOP 2 /* just found ":endwhile" or ":endfor" */ 857 # define CSL_HAD_CONT 4 /* just found ":continue" */ 858 # define CSL_HAD_FINA 8 /* just found ":finally" */ 859 860 /* 861 * A list of error messages that can be converted to an exception. "throw_msg" 862 * is only set in the first element of the list. Usually, it points to the 863 * original message stored in that element, but sometimes it points to a later 864 * message in the list. See cause_errthrow() below. 865 */ 866 struct msglist 867 { 868 char_u *msg; /* original message */ 869 char_u *throw_msg; /* msg to throw: usually original one */ 870 struct msglist *next; /* next of several messages in a row */ 871 }; 872 873 /* 874 * The exception types. 875 */ 876 typedef enum 877 { 878 ET_USER, // exception caused by ":throw" command 879 ET_ERROR, // error exception 880 ET_INTERRUPT, // interrupt exception triggered by Ctrl-C 881 } except_type_T; 882 883 /* 884 * Structure describing an exception. 885 * (don't use "struct exception", it's used by the math library). 886 */ 887 typedef struct vim_exception except_T; 888 struct vim_exception 889 { 890 except_type_T type; /* exception type */ 891 char_u *value; /* exception value */ 892 struct msglist *messages; /* message(s) causing error exception */ 893 char_u *throw_name; /* name of the throw point */ 894 linenr_T throw_lnum; /* line number of the throw point */ 895 except_T *caught; /* next exception on the caught stack */ 896 }; 897 898 /* 899 * Structure to save the error/interrupt/exception state between calls to 900 * enter_cleanup() and leave_cleanup(). Must be allocated as an automatic 901 * variable by the (common) caller of these functions. 902 */ 903 typedef struct cleanup_stuff cleanup_T; 904 struct cleanup_stuff 905 { 906 int pending; /* error/interrupt/exception state */ 907 except_T *exception; /* exception value */ 908 }; 909 910 #ifdef FEAT_SYN_HL 911 /* struct passed to in_id_list() */ 912 struct sp_syn 913 { 914 int inc_tag; /* ":syn include" unique tag */ 915 short id; /* highlight group ID of item */ 916 short *cont_in_list; /* cont.in group IDs, if non-zero */ 917 }; 918 919 /* 920 * Each keyword has one keyentry, which is linked in a hash list. 921 */ 922 typedef struct keyentry keyentry_T; 923 924 struct keyentry 925 { 926 keyentry_T *ke_next; /* next entry with identical "keyword[]" */ 927 struct sp_syn k_syn; /* struct passed to in_id_list() */ 928 short *next_list; /* ID list for next match (if non-zero) */ 929 int flags; 930 int k_char; /* conceal substitute character */ 931 char_u keyword[1]; /* actually longer */ 932 }; 933 934 /* 935 * Struct used to store one state of the state stack. 936 */ 937 typedef struct buf_state 938 { 939 int bs_idx; /* index of pattern */ 940 int bs_flags; /* flags for pattern */ 941 #ifdef FEAT_CONCEAL 942 int bs_seqnr; /* stores si_seqnr */ 943 int bs_cchar; /* stores si_cchar */ 944 #endif 945 reg_extmatch_T *bs_extmatch; /* external matches from start pattern */ 946 } bufstate_T; 947 948 /* 949 * syn_state contains the syntax state stack for the start of one line. 950 * Used by b_sst_array[]. 951 */ 952 typedef struct syn_state synstate_T; 953 954 struct syn_state 955 { 956 synstate_T *sst_next; /* next entry in used or free list */ 957 linenr_T sst_lnum; /* line number for this state */ 958 union 959 { 960 bufstate_T sst_stack[SST_FIX_STATES]; /* short state stack */ 961 garray_T sst_ga; /* growarray for long state stack */ 962 } sst_union; 963 int sst_next_flags; /* flags for sst_next_list */ 964 int sst_stacksize; /* number of states on the stack */ 965 short *sst_next_list; /* "nextgroup" list in this state 966 * (this is a copy, don't free it! */ 967 disptick_T sst_tick; /* tick when last displayed */ 968 linenr_T sst_change_lnum;/* when non-zero, change in this line 969 * may have made the state invalid */ 970 }; 971 #endif /* FEAT_SYN_HL */ 972 973 /* 974 * Structure shared between syntax.c, screen.c and gui_x11.c. 975 */ 976 typedef struct attr_entry 977 { 978 short ae_attr; /* HL_BOLD, etc. */ 979 union 980 { 981 struct 982 { 983 char_u *start; /* start escape sequence */ 984 char_u *stop; /* stop escape sequence */ 985 } term; 986 struct 987 { 988 /* These colors need to be > 8 bits to hold 256. */ 989 short_u fg_color; /* foreground color number */ 990 short_u bg_color; /* background color number */ 991 # ifdef FEAT_TERMGUICOLORS 992 guicolor_T fg_rgb; /* foreground color RGB */ 993 guicolor_T bg_rgb; /* background color RGB */ 994 # endif 995 } cterm; 996 # ifdef FEAT_GUI 997 struct 998 { 999 guicolor_T fg_color; /* foreground color handle */ 1000 guicolor_T bg_color; /* background color handle */ 1001 guicolor_T sp_color; /* special color handle */ 1002 GuiFont font; /* font handle */ 1003 # ifdef FEAT_XFONTSET 1004 GuiFontset fontset; /* fontset handle */ 1005 # endif 1006 } gui; 1007 # endif 1008 } ae_u; 1009 } attrentry_T; 1010 1011 #ifdef USE_ICONV 1012 # ifdef HAVE_ICONV_H 1013 # include <iconv.h> 1014 # else 1015 # if defined(MACOS_X) 1016 # include <sys/errno.h> 1017 # ifndef EILSEQ 1018 # define EILSEQ ENOENT /* Early MacOS X does not have EILSEQ */ 1019 # endif 1020 typedef struct _iconv_t *iconv_t; 1021 # else 1022 # include <errno.h> 1023 # endif 1024 typedef void *iconv_t; 1025 # endif 1026 #endif 1027 1028 /* 1029 * Used for the typeahead buffer: typebuf. 1030 */ 1031 typedef struct 1032 { 1033 char_u *tb_buf; /* buffer for typed characters */ 1034 char_u *tb_noremap; /* mapping flags for characters in tb_buf[] */ 1035 int tb_buflen; /* size of tb_buf[] */ 1036 int tb_off; /* current position in tb_buf[] */ 1037 int tb_len; /* number of valid bytes in tb_buf[] */ 1038 int tb_maplen; /* nr of mapped bytes in tb_buf[] */ 1039 int tb_silent; /* nr of silently mapped bytes in tb_buf[] */ 1040 int tb_no_abbr_cnt; /* nr of bytes without abbrev. in tb_buf[] */ 1041 int tb_change_cnt; /* nr of time tb_buf was changed; never zero */ 1042 } typebuf_T; 1043 1044 /* Struct to hold the saved typeahead for save_typeahead(). */ 1045 typedef struct 1046 { 1047 typebuf_T save_typebuf; 1048 int typebuf_valid; /* TRUE when save_typebuf valid */ 1049 int old_char; 1050 int old_mod_mask; 1051 buffheader_T save_readbuf1; 1052 buffheader_T save_readbuf2; 1053 #ifdef USE_INPUT_BUF 1054 char_u *save_inputbuf; 1055 #endif 1056 } tasave_T; 1057 1058 /* 1059 * Used for conversion of terminal I/O and script files. 1060 */ 1061 typedef struct 1062 { 1063 int vc_type; /* zero or one of the CONV_ values */ 1064 int vc_factor; /* max. expansion factor */ 1065 # ifdef WIN3264 1066 int vc_cpfrom; /* codepage to convert from (CONV_CODEPAGE) */ 1067 int vc_cpto; /* codepage to convert to (CONV_CODEPAGE) */ 1068 # endif 1069 # ifdef USE_ICONV 1070 iconv_t vc_fd; /* for CONV_ICONV */ 1071 # endif 1072 int vc_fail; /* fail for invalid char, don't use '?' */ 1073 } vimconv_T; 1074 1075 /* 1076 * Structure used for reading from the viminfo file. 1077 */ 1078 typedef struct 1079 { 1080 char_u *vir_line; /* text of the current line */ 1081 FILE *vir_fd; /* file descriptor */ 1082 #ifdef FEAT_MBYTE 1083 vimconv_T vir_conv; /* encoding conversion */ 1084 #endif 1085 int vir_version; /* viminfo version detected or -1 */ 1086 garray_T vir_barlines; /* lines starting with | */ 1087 } vir_T; 1088 1089 #define CONV_NONE 0 1090 #define CONV_TO_UTF8 1 1091 #define CONV_9_TO_UTF8 2 1092 #define CONV_TO_LATIN1 3 1093 #define CONV_TO_LATIN9 4 1094 #define CONV_ICONV 5 1095 #ifdef WIN3264 1096 # define CONV_CODEPAGE 10 /* codepage -> codepage */ 1097 #endif 1098 #ifdef MACOS_X 1099 # define CONV_MAC_LATIN1 20 1100 # define CONV_LATIN1_MAC 21 1101 # define CONV_MAC_UTF8 22 1102 # define CONV_UTF8_MAC 23 1103 #endif 1104 1105 /* 1106 * Structure used for mappings and abbreviations. 1107 */ 1108 typedef struct mapblock mapblock_T; 1109 struct mapblock 1110 { 1111 mapblock_T *m_next; /* next mapblock in list */ 1112 char_u *m_keys; /* mapped from, lhs */ 1113 char_u *m_str; /* mapped to, rhs */ 1114 char_u *m_orig_str; /* rhs as entered by the user */ 1115 int m_keylen; /* strlen(m_keys) */ 1116 int m_mode; /* valid mode */ 1117 int m_noremap; /* if non-zero no re-mapping for m_str */ 1118 char m_silent; /* <silent> used, don't echo commands */ 1119 char m_nowait; /* <nowait> used */ 1120 #ifdef FEAT_EVAL 1121 char m_expr; /* <expr> used, m_str is an expression */ 1122 sctx_T m_script_ctx; /* SCTX where map was defined */ 1123 #endif 1124 }; 1125 1126 /* 1127 * Used for highlighting in the status line. 1128 */ 1129 struct stl_hlrec 1130 { 1131 char_u *start; 1132 int userhl; /* 0: no HL, 1-9: User HL, < 0 for syn ID */ 1133 }; 1134 1135 1136 /* 1137 * Syntax items - usually buffer-specific. 1138 */ 1139 1140 /* Item for a hashtable. "hi_key" can be one of three values: 1141 * NULL: Never been used 1142 * HI_KEY_REMOVED: Entry was removed 1143 * Otherwise: Used item, pointer to the actual key; this usually is 1144 * inside the item, subtract an offset to locate the item. 1145 * This reduces the size of hashitem by 1/3. 1146 */ 1147 typedef struct hashitem_S 1148 { 1149 long_u hi_hash; /* cached hash number of hi_key */ 1150 char_u *hi_key; 1151 } hashitem_T; 1152 1153 /* The address of "hash_removed" is used as a magic number for hi_key to 1154 * indicate a removed item. */ 1155 #define HI_KEY_REMOVED &hash_removed 1156 #define HASHITEM_EMPTY(hi) ((hi)->hi_key == NULL || (hi)->hi_key == &hash_removed) 1157 1158 /* Initial size for a hashtable. Our items are relatively small and growing 1159 * is expensive, thus use 16 as a start. Must be a power of 2. */ 1160 #define HT_INIT_SIZE 16 1161 1162 typedef struct hashtable_S 1163 { 1164 long_u ht_mask; /* mask used for hash value (nr of items in 1165 * array is "ht_mask" + 1) */ 1166 long_u ht_used; /* number of items used */ 1167 long_u ht_filled; /* number of items used + removed */ 1168 int ht_locked; /* counter for hash_lock() */ 1169 int ht_error; /* when set growing failed, can't add more 1170 items before growing works */ 1171 hashitem_T *ht_array; /* points to the array, allocated when it's 1172 not "ht_smallarray" */ 1173 hashitem_T ht_smallarray[HT_INIT_SIZE]; /* initial array */ 1174 } hashtab_T; 1175 1176 typedef long_u hash_T; /* Type for hi_hash */ 1177 1178 1179 #ifdef FEAT_NUM64 1180 /* Use 64-bit Number. */ 1181 # ifdef WIN3264 1182 # ifdef PROTO 1183 typedef long varnumber_T; 1184 typedef unsigned long uvarnumber_T; 1185 #define VARNUM_MIN LONG_MIN 1186 #define VARNUM_MAX LONG_MAX 1187 #define UVARNUM_MAX ULONG_MAX 1188 # else 1189 typedef __int64 varnumber_T; 1190 typedef unsigned __int64 uvarnumber_T; 1191 #define VARNUM_MIN _I64_MIN 1192 #define VARNUM_MAX _I64_MAX 1193 #define UVARNUM_MAX _UI64_MAX 1194 # endif 1195 # elif defined(HAVE_STDINT_H) 1196 typedef int64_t varnumber_T; 1197 typedef uint64_t uvarnumber_T; 1198 #define VARNUM_MIN INT64_MIN 1199 #define VARNUM_MAX INT64_MAX 1200 #define UVARNUM_MAX UINT64_MAX 1201 # else 1202 typedef long varnumber_T; 1203 typedef unsigned long uvarnumber_T; 1204 #define VARNUM_MIN LONG_MIN 1205 #define VARNUM_MAX LONG_MAX 1206 #define UVARNUM_MAX ULONG_MAX 1207 # endif 1208 #else 1209 /* Use 32-bit Number. */ 1210 # if VIM_SIZEOF_INT <= 3 /* use long if int is smaller than 32 bits */ 1211 typedef long varnumber_T; 1212 typedef unsigned long uvarnumber_T; 1213 #define VARNUM_MIN LONG_MIN 1214 #define VARNUM_MAX LONG_MAX 1215 #define UVARNUM_MAX ULONG_MAX 1216 # else 1217 typedef int varnumber_T; 1218 typedef unsigned int uvarnumber_T; 1219 #define VARNUM_MIN INT_MIN 1220 #define VARNUM_MAX INT_MAX 1221 #define UVARNUM_MAX UINT_MAX 1222 # endif 1223 #endif 1224 1225 typedef double float_T; 1226 1227 typedef struct listvar_S list_T; 1228 typedef struct dictvar_S dict_T; 1229 typedef struct partial_S partial_T; 1230 1231 typedef struct jobvar_S job_T; 1232 typedef struct readq_S readq_T; 1233 typedef struct writeq_S writeq_T; 1234 typedef struct jsonq_S jsonq_T; 1235 typedef struct cbq_S cbq_T; 1236 typedef struct channel_S channel_T; 1237 1238 typedef enum 1239 { 1240 VAR_UNKNOWN = 0, 1241 VAR_NUMBER, // "v_number" is used 1242 VAR_STRING, // "v_string" is used 1243 VAR_FUNC, // "v_string" is function name 1244 VAR_PARTIAL, // "v_partial" is used 1245 VAR_LIST, // "v_list" is used 1246 VAR_DICT, // "v_dict" is used 1247 VAR_FLOAT, // "v_float" is used 1248 VAR_SPECIAL, // "v_number" is used 1249 VAR_JOB, // "v_job" is used 1250 VAR_CHANNEL, // "v_channel" is used 1251 } vartype_T; 1252 1253 /* 1254 * Structure to hold an internal variable without a name. 1255 */ 1256 typedef struct 1257 { 1258 vartype_T v_type; 1259 char v_lock; /* see below: VAR_LOCKED, VAR_FIXED */ 1260 union 1261 { 1262 varnumber_T v_number; /* number value */ 1263 #ifdef FEAT_FLOAT 1264 float_T v_float; /* floating number value */ 1265 #endif 1266 char_u *v_string; /* string value (can be NULL!) */ 1267 list_T *v_list; /* list value (can be NULL!) */ 1268 dict_T *v_dict; /* dict value (can be NULL!) */ 1269 partial_T *v_partial; /* closure: function with args */ 1270 #ifdef FEAT_JOB_CHANNEL 1271 job_T *v_job; /* job value (can be NULL!) */ 1272 channel_T *v_channel; /* channel value (can be NULL!) */ 1273 #endif 1274 } vval; 1275 } typval_T; 1276 1277 /* Values for "dv_scope". */ 1278 #define VAR_SCOPE 1 /* a:, v:, s:, etc. scope dictionaries */ 1279 #define VAR_DEF_SCOPE 2 /* l:, g: scope dictionaries: here funcrefs are not 1280 allowed to mask existing functions */ 1281 1282 /* Values for "v_lock". */ 1283 #define VAR_LOCKED 1 /* locked with lock(), can use unlock() */ 1284 #define VAR_FIXED 2 /* locked forever */ 1285 1286 /* 1287 * Structure to hold an item of a list: an internal variable without a name. 1288 */ 1289 typedef struct listitem_S listitem_T; 1290 1291 struct listitem_S 1292 { 1293 listitem_T *li_next; /* next item in list */ 1294 listitem_T *li_prev; /* previous item in list */ 1295 typval_T li_tv; /* type and value of the variable */ 1296 }; 1297 1298 /* 1299 * Struct used by those that are using an item in a list. 1300 */ 1301 typedef struct listwatch_S listwatch_T; 1302 1303 struct listwatch_S 1304 { 1305 listitem_T *lw_item; /* item being watched */ 1306 listwatch_T *lw_next; /* next watcher */ 1307 }; 1308 1309 /* 1310 * Structure to hold info about a list. 1311 * Order of members is optimized to reduce padding. 1312 */ 1313 struct listvar_S 1314 { 1315 listitem_T *lv_first; /* first item, NULL if none */ 1316 listitem_T *lv_last; /* last item, NULL if none */ 1317 listwatch_T *lv_watch; /* first watcher, NULL if none */ 1318 listitem_T *lv_idx_item; /* when not NULL item at index "lv_idx" */ 1319 list_T *lv_copylist; /* copied list used by deepcopy() */ 1320 list_T *lv_used_next; /* next list in used lists list */ 1321 list_T *lv_used_prev; /* previous list in used lists list */ 1322 int lv_refcount; /* reference count */ 1323 int lv_len; /* number of items */ 1324 int lv_idx; /* cached index of an item */ 1325 int lv_copyID; /* ID used by deepcopy() */ 1326 char lv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1327 }; 1328 1329 /* 1330 * Static list with 10 items. Use init_static_list() to initialize. 1331 */ 1332 typedef struct { 1333 list_T sl_list; /* must be first */ 1334 listitem_T sl_items[10]; 1335 } staticList10_T; 1336 1337 /* 1338 * Structure to hold an item of a Dictionary. 1339 * Also used for a variable. 1340 * The key is copied into "di_key" to avoid an extra alloc/free for it. 1341 */ 1342 struct dictitem_S 1343 { 1344 typval_T di_tv; /* type and value of the variable */ 1345 char_u di_flags; /* flags (only used for variable) */ 1346 char_u di_key[1]; /* key (actually longer!) */ 1347 }; 1348 typedef struct dictitem_S dictitem_T; 1349 1350 /* A dictitem with a 16 character key (plus NUL). */ 1351 struct dictitem16_S 1352 { 1353 typval_T di_tv; /* type and value of the variable */ 1354 char_u di_flags; /* flags (only used for variable) */ 1355 char_u di_key[17]; /* key */ 1356 }; 1357 typedef struct dictitem16_S dictitem16_T; 1358 1359 #define DI_FLAGS_RO 1 /* "di_flags" value: read-only variable */ 1360 #define DI_FLAGS_RO_SBX 2 /* "di_flags" value: read-only in the sandbox */ 1361 #define DI_FLAGS_FIX 4 /* "di_flags" value: fixed: no :unlet or remove() */ 1362 #define DI_FLAGS_LOCK 8 /* "di_flags" value: locked variable */ 1363 #define DI_FLAGS_ALLOC 16 /* "di_flags" value: separately allocated */ 1364 1365 /* 1366 * Structure to hold info about a Dictionary. 1367 */ 1368 struct dictvar_S 1369 { 1370 char dv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1371 char dv_scope; /* zero, VAR_SCOPE, VAR_DEF_SCOPE */ 1372 int dv_refcount; /* reference count */ 1373 int dv_copyID; /* ID used by deepcopy() */ 1374 hashtab_T dv_hashtab; /* hashtab that refers to the items */ 1375 dict_T *dv_copydict; /* copied dict used by deepcopy() */ 1376 dict_T *dv_used_next; /* next dict in used dicts list */ 1377 dict_T *dv_used_prev; /* previous dict in used dicts list */ 1378 }; 1379 1380 #if defined(FEAT_EVAL) || defined(PROTO) 1381 typedef struct funccall_S funccall_T; 1382 1383 /* 1384 * Structure to hold info for a user function. 1385 */ 1386 typedef struct 1387 { 1388 int uf_varargs; /* variable nr of arguments */ 1389 int uf_flags; 1390 int uf_calls; /* nr of active calls */ 1391 int uf_cleared; /* func_clear() was already called */ 1392 garray_T uf_args; /* arguments */ 1393 garray_T uf_lines; /* function lines */ 1394 # ifdef FEAT_PROFILE 1395 int uf_profiling; /* TRUE when func is being profiled */ 1396 int uf_prof_initialized; 1397 /* profiling the function as a whole */ 1398 int uf_tm_count; /* nr of calls */ 1399 proftime_T uf_tm_total; /* time spent in function + children */ 1400 proftime_T uf_tm_self; /* time spent in function itself */ 1401 proftime_T uf_tm_children; /* time spent in children this call */ 1402 /* profiling the function per line */ 1403 int *uf_tml_count; /* nr of times line was executed */ 1404 proftime_T *uf_tml_total; /* time spent in a line + children */ 1405 proftime_T *uf_tml_self; /* time spent in a line itself */ 1406 proftime_T uf_tml_start; /* start time for current line */ 1407 proftime_T uf_tml_children; /* time spent in children for this line */ 1408 proftime_T uf_tml_wait; /* start wait time for current line */ 1409 int uf_tml_idx; /* index of line being timed; -1 if none */ 1410 int uf_tml_execed; /* line being timed was executed */ 1411 # endif 1412 sctx_T uf_script_ctx; /* SCTX where function was defined, 1413 used for s: variables */ 1414 int uf_refcount; /* reference count, see func_name_refcount() */ 1415 funccall_T *uf_scoped; /* l: local variables for closure */ 1416 char_u uf_name[1]; /* name of function (actually longer); can 1417 start with <SNR>123_ (<SNR> is K_SPECIAL 1418 KS_EXTRA KE_SNR) */ 1419 } ufunc_T; 1420 1421 #define MAX_FUNC_ARGS 20 /* maximum number of function arguments */ 1422 #define VAR_SHORT_LEN 20 /* short variable name length */ 1423 #define FIXVAR_CNT 12 /* number of fixed variables */ 1424 1425 /* structure to hold info for a function that is currently being executed. */ 1426 struct funccall_S 1427 { 1428 ufunc_T *func; /* function being called */ 1429 int linenr; /* next line to be executed */ 1430 int returned; /* ":return" used */ 1431 struct /* fixed variables for arguments */ 1432 { 1433 dictitem_T var; /* variable (without room for name) */ 1434 char_u room[VAR_SHORT_LEN]; /* room for the name */ 1435 } fixvar[FIXVAR_CNT]; 1436 dict_T l_vars; /* l: local function variables */ 1437 dictitem_T l_vars_var; /* variable for l: scope */ 1438 dict_T l_avars; /* a: argument variables */ 1439 dictitem_T l_avars_var; /* variable for a: scope */ 1440 list_T l_varlist; /* list for a:000 */ 1441 listitem_T l_listitems[MAX_FUNC_ARGS]; /* listitems for a:000 */ 1442 typval_T *rettv; /* return value */ 1443 linenr_T breakpoint; /* next line with breakpoint or zero */ 1444 int dbg_tick; /* debug_tick when breakpoint was set */ 1445 int level; /* top nesting level of executed function */ 1446 #ifdef FEAT_PROFILE 1447 proftime_T prof_child; /* time spent in a child */ 1448 #endif 1449 funccall_T *caller; /* calling function or NULL */ 1450 1451 /* for closure */ 1452 int fc_refcount; /* number of user functions that reference this 1453 * funccal */ 1454 int fc_copyID; /* for garbage collection */ 1455 garray_T fc_funcs; /* list of ufunc_T* which keep a reference to 1456 * "func" */ 1457 }; 1458 1459 /* 1460 * Struct used by trans_function_name() 1461 */ 1462 typedef struct 1463 { 1464 dict_T *fd_dict; /* Dictionary used */ 1465 char_u *fd_newkey; /* new key in "dict" in allocated memory */ 1466 dictitem_T *fd_di; /* Dictionary item used */ 1467 } funcdict_T; 1468 1469 typedef struct funccal_entry funccal_entry_T; 1470 struct funccal_entry { 1471 void *top_funccal; 1472 funccal_entry_T *next; 1473 }; 1474 1475 #else 1476 /* dummy typedefs for function prototypes */ 1477 typedef struct 1478 { 1479 int dummy; 1480 } ufunc_T; 1481 typedef struct 1482 { 1483 int dummy; 1484 } funcdict_T; 1485 typedef struct 1486 { 1487 int dummy; 1488 } funccal_entry_T; 1489 #endif 1490 1491 struct partial_S 1492 { 1493 int pt_refcount; /* reference count */ 1494 char_u *pt_name; /* function name; when NULL use 1495 * pt_func->uf_name */ 1496 ufunc_T *pt_func; /* function pointer; when NULL lookup function 1497 * with pt_name */ 1498 int pt_auto; /* when TRUE the partial was created for using 1499 dict.member in handle_subscript() */ 1500 int pt_argc; /* number of arguments */ 1501 typval_T *pt_argv; /* arguments in allocated array */ 1502 dict_T *pt_dict; /* dict for "self" */ 1503 }; 1504 1505 /* Information returned by get_tty_info(). */ 1506 typedef struct { 1507 int backspace; /* what the Backspace key produces */ 1508 int enter; /* what the Enter key produces */ 1509 int interrupt; /* interrupt character */ 1510 int nl_does_cr; /* TRUE when a NL is expanded to CR-NL on output */ 1511 } ttyinfo_T; 1512 1513 /* Status of a job. Order matters! */ 1514 typedef enum 1515 { 1516 JOB_FAILED, 1517 JOB_STARTED, 1518 JOB_ENDED, // detected job done 1519 JOB_FINISHED, // job done and cleanup done 1520 } jobstatus_T; 1521 1522 /* 1523 * Structure to hold info about a Job. 1524 */ 1525 struct jobvar_S 1526 { 1527 job_T *jv_next; 1528 job_T *jv_prev; 1529 #ifdef UNIX 1530 pid_t jv_pid; 1531 #endif 1532 #ifdef WIN32 1533 PROCESS_INFORMATION jv_proc_info; 1534 HANDLE jv_job_object; 1535 #endif 1536 char_u *jv_tty_in; /* controlling tty input, allocated */ 1537 char_u *jv_tty_out; /* controlling tty output, allocated */ 1538 jobstatus_T jv_status; 1539 char_u *jv_stoponexit; /* allocated */ 1540 int jv_exitval; 1541 char_u *jv_exit_cb; /* allocated */ 1542 partial_T *jv_exit_partial; 1543 1544 buf_T *jv_in_buf; /* buffer from "in-name" */ 1545 1546 int jv_refcount; /* reference count */ 1547 int jv_copyID; 1548 1549 channel_T *jv_channel; /* channel for I/O, reference counted */ 1550 char **jv_argv; /* command line used to start the job */ 1551 }; 1552 1553 /* 1554 * Structures to hold info about a Channel. 1555 */ 1556 struct readq_S 1557 { 1558 char_u *rq_buffer; 1559 long_u rq_buflen; 1560 readq_T *rq_next; 1561 readq_T *rq_prev; 1562 }; 1563 1564 struct writeq_S 1565 { 1566 garray_T wq_ga; 1567 writeq_T *wq_next; 1568 writeq_T *wq_prev; 1569 }; 1570 1571 struct jsonq_S 1572 { 1573 typval_T *jq_value; 1574 jsonq_T *jq_next; 1575 jsonq_T *jq_prev; 1576 int jq_no_callback; /* TRUE when no callback was found */ 1577 }; 1578 1579 struct cbq_S 1580 { 1581 char_u *cq_callback; 1582 partial_T *cq_partial; 1583 int cq_seq_nr; 1584 cbq_T *cq_next; 1585 cbq_T *cq_prev; 1586 }; 1587 1588 /* mode for a channel */ 1589 typedef enum 1590 { 1591 MODE_NL = 0, 1592 MODE_RAW, 1593 MODE_JSON, 1594 MODE_JS, 1595 } ch_mode_T; 1596 1597 typedef enum { 1598 JIO_PIPE, // default 1599 JIO_NULL, 1600 JIO_FILE, 1601 JIO_BUFFER, 1602 JIO_OUT 1603 } job_io_T; 1604 1605 #define CH_PART_FD(part) ch_part[part].ch_fd 1606 1607 /* Ordering matters, it is used in for loops: IN is last, only SOCK/OUT/ERR 1608 * are polled. */ 1609 typedef enum { 1610 PART_SOCK = 0, 1611 #define CH_SOCK_FD CH_PART_FD(PART_SOCK) 1612 #ifdef FEAT_JOB_CHANNEL 1613 PART_OUT, 1614 # define CH_OUT_FD CH_PART_FD(PART_OUT) 1615 PART_ERR, 1616 # define CH_ERR_FD CH_PART_FD(PART_ERR) 1617 PART_IN, 1618 # define CH_IN_FD CH_PART_FD(PART_IN) 1619 #endif 1620 PART_COUNT, 1621 } ch_part_T; 1622 1623 #define INVALID_FD (-1) 1624 1625 /* The per-fd info for a channel. */ 1626 typedef struct { 1627 sock_T ch_fd; /* socket/stdin/stdout/stderr, -1 if not used */ 1628 1629 # if defined(UNIX) && !defined(HAVE_SELECT) 1630 int ch_poll_idx; /* used by channel_poll_setup() */ 1631 # endif 1632 1633 #ifdef FEAT_GUI_X11 1634 XtInputId ch_inputHandler; /* Cookie for input */ 1635 #endif 1636 #ifdef FEAT_GUI_GTK 1637 gint ch_inputHandler; /* Cookie for input */ 1638 #endif 1639 1640 ch_mode_T ch_mode; 1641 job_io_T ch_io; 1642 int ch_timeout; /* request timeout in msec */ 1643 1644 readq_T ch_head; /* header for circular raw read queue */ 1645 jsonq_T ch_json_head; /* header for circular json read queue */ 1646 int ch_block_id; /* ID that channel_read_json_block() is 1647 waiting for */ 1648 /* When ch_wait_len is non-zero use ch_deadline to wait for incomplete 1649 * message to be complete. The value is the length of the incomplete 1650 * message when the deadline was set. If it gets longer (something was 1651 * received) the deadline is reset. */ 1652 size_t ch_wait_len; 1653 #ifdef WIN32 1654 DWORD ch_deadline; 1655 #else 1656 struct timeval ch_deadline; 1657 #endif 1658 int ch_block_write; /* for testing: 0 when not used, -1 when write 1659 * does not block, 1 simulate blocking */ 1660 int ch_nonblocking; /* write() is non-blocking */ 1661 writeq_T ch_writeque; /* header for write queue */ 1662 1663 cbq_T ch_cb_head; /* dummy node for per-request callbacks */ 1664 char_u *ch_callback; /* call when a msg is not handled */ 1665 partial_T *ch_partial; 1666 1667 bufref_T ch_bufref; /* buffer to read from or write to */ 1668 int ch_nomodifiable; /* TRUE when buffer can be 'nomodifiable' */ 1669 int ch_nomod_error; /* TRUE when e_modifiable was given */ 1670 int ch_buf_append; /* write appended lines instead top-bot */ 1671 linenr_T ch_buf_top; /* next line to send */ 1672 linenr_T ch_buf_bot; /* last line to send */ 1673 } chanpart_T; 1674 1675 struct channel_S { 1676 channel_T *ch_next; 1677 channel_T *ch_prev; 1678 1679 int ch_id; /* ID of the channel */ 1680 int ch_last_msg_id; /* ID of the last message */ 1681 1682 chanpart_T ch_part[PART_COUNT]; /* info for socket, out, err and in */ 1683 int ch_write_text_mode; /* write buffer lines with CR, not NL */ 1684 1685 char *ch_hostname; /* only for socket, allocated */ 1686 int ch_port; /* only for socket */ 1687 1688 int ch_to_be_closed; /* bitset of readable fds to be closed. 1689 * When all readable fds have been closed, 1690 * set to (1 << PART_COUNT). */ 1691 int ch_to_be_freed; /* When TRUE channel must be freed when it's 1692 * safe to invoke callbacks. */ 1693 int ch_error; /* When TRUE an error was reported. Avoids 1694 * giving pages full of error messages when 1695 * the other side has exited, only mention the 1696 * first error until the connection works 1697 * again. */ 1698 1699 void (*ch_nb_close_cb)(void); 1700 /* callback for Netbeans when channel is 1701 * closed */ 1702 1703 #ifdef WIN32 1704 int ch_named_pipe; /* using named pipe instead of pty */ 1705 #endif 1706 char_u *ch_callback; /* call when any msg is not handled */ 1707 partial_T *ch_partial; 1708 char_u *ch_close_cb; /* call when channel is closed */ 1709 partial_T *ch_close_partial; 1710 int ch_drop_never; 1711 int ch_keep_open; /* do not close on read error */ 1712 int ch_nonblock; 1713 1714 job_T *ch_job; /* Job that uses this channel; this does not 1715 * count as a reference to avoid a circular 1716 * reference, the job refers to the channel. */ 1717 int ch_job_killed; /* TRUE when there was a job and it was killed 1718 * or we know it died. */ 1719 1720 int ch_refcount; /* reference count */ 1721 int ch_copyID; 1722 }; 1723 1724 #define JO_MODE 0x0001 /* channel mode */ 1725 #define JO_IN_MODE 0x0002 /* stdin mode */ 1726 #define JO_OUT_MODE 0x0004 /* stdout mode */ 1727 #define JO_ERR_MODE 0x0008 /* stderr mode */ 1728 #define JO_CALLBACK 0x0010 /* channel callback */ 1729 #define JO_OUT_CALLBACK 0x0020 /* stdout callback */ 1730 #define JO_ERR_CALLBACK 0x0040 /* stderr callback */ 1731 #define JO_CLOSE_CALLBACK 0x0080 /* "close_cb" */ 1732 #define JO_WAITTIME 0x0100 /* only for ch_open() */ 1733 #define JO_TIMEOUT 0x0200 /* all timeouts */ 1734 #define JO_OUT_TIMEOUT 0x0400 /* stdout timeouts */ 1735 #define JO_ERR_TIMEOUT 0x0800 /* stderr timeouts */ 1736 #define JO_PART 0x1000 /* "part" */ 1737 #define JO_ID 0x2000 /* "id" */ 1738 #define JO_STOPONEXIT 0x4000 /* "stoponexit" */ 1739 #define JO_EXIT_CB 0x8000 /* "exit_cb" */ 1740 #define JO_OUT_IO 0x10000 /* "out_io" */ 1741 #define JO_ERR_IO 0x20000 /* "err_io" (JO_OUT_IO << 1) */ 1742 #define JO_IN_IO 0x40000 /* "in_io" (JO_OUT_IO << 2) */ 1743 #define JO_OUT_NAME 0x80000 /* "out_name" */ 1744 #define JO_ERR_NAME 0x100000 /* "err_name" (JO_OUT_NAME << 1) */ 1745 #define JO_IN_NAME 0x200000 /* "in_name" (JO_OUT_NAME << 2) */ 1746 #define JO_IN_TOP 0x400000 /* "in_top" */ 1747 #define JO_IN_BOT 0x800000 /* "in_bot" */ 1748 #define JO_OUT_BUF 0x1000000 /* "out_buf" */ 1749 #define JO_ERR_BUF 0x2000000 /* "err_buf" (JO_OUT_BUF << 1) */ 1750 #define JO_IN_BUF 0x4000000 /* "in_buf" (JO_OUT_BUF << 2) */ 1751 #define JO_CHANNEL 0x8000000 /* "channel" */ 1752 #define JO_BLOCK_WRITE 0x10000000 /* "block_write" */ 1753 #define JO_OUT_MODIFIABLE 0x20000000 /* "out_modifiable" */ 1754 #define JO_ERR_MODIFIABLE 0x40000000 /* "err_modifiable" (JO_OUT_ << 1) */ 1755 #define JO_ALL 0x7fffffff 1756 1757 #define JO2_OUT_MSG 0x0001 /* "out_msg" */ 1758 #define JO2_ERR_MSG 0x0002 /* "err_msg" (JO_OUT_ << 1) */ 1759 #define JO2_TERM_NAME 0x0004 /* "term_name" */ 1760 #define JO2_TERM_FINISH 0x0008 /* "term_finish" */ 1761 #define JO2_ENV 0x0010 /* "env" */ 1762 #define JO2_CWD 0x0020 /* "cwd" */ 1763 #define JO2_TERM_ROWS 0x0040 /* "term_rows" */ 1764 #define JO2_TERM_COLS 0x0080 /* "term_cols" */ 1765 #define JO2_VERTICAL 0x0100 /* "vertical" */ 1766 #define JO2_CURWIN 0x0200 /* "curwin" */ 1767 #define JO2_HIDDEN 0x0400 /* "hidden" */ 1768 #define JO2_TERM_OPENCMD 0x0800 /* "term_opencmd" */ 1769 #define JO2_EOF_CHARS 0x1000 /* "eof_chars" */ 1770 #define JO2_NORESTORE 0x2000 /* "norestore" */ 1771 #define JO2_TERM_KILL 0x4000 /* "term_kill" */ 1772 #define JO2_ANSI_COLORS 0x8000 /* "ansi_colors" */ 1773 1774 #define JO_MODE_ALL (JO_MODE + JO_IN_MODE + JO_OUT_MODE + JO_ERR_MODE) 1775 #define JO_CB_ALL \ 1776 (JO_CALLBACK + JO_OUT_CALLBACK + JO_ERR_CALLBACK + JO_CLOSE_CALLBACK) 1777 #define JO_TIMEOUT_ALL (JO_TIMEOUT + JO_OUT_TIMEOUT + JO_ERR_TIMEOUT) 1778 1779 /* 1780 * Options for job and channel commands. 1781 */ 1782 typedef struct 1783 { 1784 int jo_set; /* JO_ bits for values that were set */ 1785 int jo_set2; /* JO2_ bits for values that were set */ 1786 1787 ch_mode_T jo_mode; 1788 ch_mode_T jo_in_mode; 1789 ch_mode_T jo_out_mode; 1790 ch_mode_T jo_err_mode; 1791 int jo_noblock; 1792 1793 job_io_T jo_io[4]; /* PART_OUT, PART_ERR, PART_IN */ 1794 char_u jo_io_name_buf[4][NUMBUFLEN]; 1795 char_u *jo_io_name[4]; /* not allocated! */ 1796 int jo_io_buf[4]; 1797 int jo_pty; 1798 int jo_modifiable[4]; 1799 int jo_message[4]; 1800 channel_T *jo_channel; 1801 1802 linenr_T jo_in_top; 1803 linenr_T jo_in_bot; 1804 1805 char_u *jo_callback; /* not allocated! */ 1806 partial_T *jo_partial; /* not referenced! */ 1807 char_u *jo_out_cb; /* not allocated! */ 1808 partial_T *jo_out_partial; /* not referenced! */ 1809 char_u *jo_err_cb; /* not allocated! */ 1810 partial_T *jo_err_partial; /* not referenced! */ 1811 char_u *jo_close_cb; /* not allocated! */ 1812 partial_T *jo_close_partial; /* not referenced! */ 1813 char_u *jo_exit_cb; /* not allocated! */ 1814 partial_T *jo_exit_partial; /* not referenced! */ 1815 int jo_drop_never; 1816 int jo_waittime; 1817 int jo_timeout; 1818 int jo_out_timeout; 1819 int jo_err_timeout; 1820 int jo_block_write; /* for testing only */ 1821 int jo_part; 1822 int jo_id; 1823 char_u jo_soe_buf[NUMBUFLEN]; 1824 char_u *jo_stoponexit; 1825 dict_T *jo_env; /* environment variables */ 1826 char_u jo_cwd_buf[NUMBUFLEN]; 1827 char_u *jo_cwd; 1828 1829 #ifdef FEAT_TERMINAL 1830 /* when non-zero run the job in a terminal window of this size */ 1831 int jo_term_rows; 1832 int jo_term_cols; 1833 int jo_vertical; 1834 int jo_curwin; 1835 int jo_hidden; 1836 int jo_term_norestore; 1837 char_u *jo_term_name; 1838 char_u *jo_term_opencmd; 1839 int jo_term_finish; 1840 char_u *jo_eof_chars; 1841 char_u *jo_term_kill; 1842 # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) 1843 long_u jo_ansi_colors[16]; 1844 # endif 1845 #endif 1846 } jobopt_T; 1847 1848 1849 /* structure used for explicit stack while garbage collecting hash tables */ 1850 typedef struct ht_stack_S 1851 { 1852 hashtab_T *ht; 1853 struct ht_stack_S *prev; 1854 } ht_stack_T; 1855 1856 /* structure used for explicit stack while garbage collecting lists */ 1857 typedef struct list_stack_S 1858 { 1859 list_T *list; 1860 struct list_stack_S *prev; 1861 } list_stack_T; 1862 1863 /* values for b_syn_spell: what to do with toplevel text */ 1864 #define SYNSPL_DEFAULT 0 /* spell check if @Spell not defined */ 1865 #define SYNSPL_TOP 1 /* spell check toplevel text */ 1866 #define SYNSPL_NOTOP 2 /* don't spell check toplevel text */ 1867 1868 /* avoid #ifdefs for when b_spell is not available */ 1869 #ifdef FEAT_SPELL 1870 # define B_SPELL(buf) ((buf)->b_spell) 1871 #else 1872 # define B_SPELL(buf) (0) 1873 #endif 1874 1875 #ifdef FEAT_QUICKFIX 1876 typedef struct qf_info_S qf_info_T; 1877 #endif 1878 1879 #ifdef FEAT_PROFILE 1880 /* 1881 * Used for :syntime: timing of executing a syntax pattern. 1882 */ 1883 typedef struct { 1884 proftime_T total; /* total time used */ 1885 proftime_T slowest; /* time of slowest call */ 1886 long count; /* nr of times used */ 1887 long match; /* nr of times matched */ 1888 } syn_time_T; 1889 #endif 1890 1891 #ifdef FEAT_CRYPT 1892 /* 1893 * Structure to hold the type of encryption and the state of encryption or 1894 * decryption. 1895 */ 1896 typedef struct { 1897 int method_nr; 1898 void *method_state; /* method-specific state information */ 1899 } cryptstate_T; 1900 1901 /* values for method_nr */ 1902 # define CRYPT_M_ZIP 0 1903 # define CRYPT_M_BF 1 1904 # define CRYPT_M_BF2 2 1905 # define CRYPT_M_COUNT 3 /* number of crypt methods */ 1906 #endif 1907 1908 1909 /* 1910 * These are items normally related to a buffer. But when using ":ownsyntax" 1911 * a window may have its own instance. 1912 */ 1913 typedef struct { 1914 #ifdef FEAT_SYN_HL 1915 hashtab_T b_keywtab; /* syntax keywords hash table */ 1916 hashtab_T b_keywtab_ic; /* idem, ignore case */ 1917 int b_syn_error; /* TRUE when error occurred in HL */ 1918 # ifdef FEAT_RELTIME 1919 int b_syn_slow; /* TRUE when 'redrawtime' reached */ 1920 # endif 1921 int b_syn_ic; /* ignore case for :syn cmds */ 1922 int b_syn_spell; /* SYNSPL_ values */ 1923 garray_T b_syn_patterns; /* table for syntax patterns */ 1924 garray_T b_syn_clusters; /* table for syntax clusters */ 1925 int b_spell_cluster_id; /* @Spell cluster ID or 0 */ 1926 int b_nospell_cluster_id; /* @NoSpell cluster ID or 0 */ 1927 int b_syn_containedin; /* TRUE when there is an item with a 1928 "containedin" argument */ 1929 int b_syn_sync_flags; /* flags about how to sync */ 1930 short b_syn_sync_id; /* group to sync on */ 1931 long b_syn_sync_minlines; /* minimal sync lines offset */ 1932 long b_syn_sync_maxlines; /* maximal sync lines offset */ 1933 long b_syn_sync_linebreaks; /* offset for multi-line pattern */ 1934 char_u *b_syn_linecont_pat; /* line continuation pattern */ 1935 regprog_T *b_syn_linecont_prog; /* line continuation program */ 1936 #ifdef FEAT_PROFILE 1937 syn_time_T b_syn_linecont_time; 1938 #endif 1939 int b_syn_linecont_ic; /* ignore-case flag for above */ 1940 int b_syn_topgrp; /* for ":syntax include" */ 1941 # ifdef FEAT_CONCEAL 1942 int b_syn_conceal; /* auto-conceal for :syn cmds */ 1943 # endif 1944 # ifdef FEAT_FOLDING 1945 int b_syn_folditems; /* number of patterns with the HL_FOLD 1946 flag set */ 1947 # endif 1948 /* 1949 * b_sst_array[] contains the state stack for a number of lines, for the 1950 * start of that line (col == 0). This avoids having to recompute the 1951 * syntax state too often. 1952 * b_sst_array[] is allocated to hold the state for all displayed lines, 1953 * and states for 1 out of about 20 other lines. 1954 * b_sst_array pointer to an array of synstate_T 1955 * b_sst_len number of entries in b_sst_array[] 1956 * b_sst_first pointer to first used entry in b_sst_array[] or NULL 1957 * b_sst_firstfree pointer to first free entry in b_sst_array[] or NULL 1958 * b_sst_freecount number of free entries in b_sst_array[] 1959 * b_sst_check_lnum entries after this lnum need to be checked for 1960 * validity (MAXLNUM means no check needed) 1961 */ 1962 synstate_T *b_sst_array; 1963 int b_sst_len; 1964 synstate_T *b_sst_first; 1965 synstate_T *b_sst_firstfree; 1966 int b_sst_freecount; 1967 linenr_T b_sst_check_lnum; 1968 short_u b_sst_lasttick; /* last display tick */ 1969 #endif /* FEAT_SYN_HL */ 1970 1971 #ifdef FEAT_SPELL 1972 /* for spell checking */ 1973 garray_T b_langp; /* list of pointers to slang_T, see spell.c */ 1974 char_u b_spell_ismw[256];/* flags: is midword char */ 1975 # ifdef FEAT_MBYTE 1976 char_u *b_spell_ismw_mb; /* multi-byte midword chars */ 1977 # endif 1978 char_u *b_p_spc; /* 'spellcapcheck' */ 1979 regprog_T *b_cap_prog; /* program for 'spellcapcheck' */ 1980 char_u *b_p_spf; /* 'spellfile' */ 1981 char_u *b_p_spl; /* 'spelllang' */ 1982 # ifdef FEAT_MBYTE 1983 int b_cjk; /* all CJK letters as OK */ 1984 # endif 1985 #endif 1986 #if !defined(FEAT_SYN_HL) && !defined(FEAT_SPELL) 1987 int dummy; 1988 #endif 1989 char_u b_syn_chartab[32]; /* syntax iskeyword option */ 1990 char_u *b_syn_isk; /* iskeyword option */ 1991 } synblock_T; 1992 1993 1994 /* 1995 * buffer: structure that holds information about one file 1996 * 1997 * Several windows can share a single Buffer 1998 * A buffer is unallocated if there is no memfile for it. 1999 * A buffer is new if the associated file has never been loaded yet. 2000 */ 2001 2002 struct file_buffer 2003 { 2004 memline_T b_ml; /* associated memline (also contains line 2005 count) */ 2006 2007 buf_T *b_next; /* links in list of buffers */ 2008 buf_T *b_prev; 2009 2010 int b_nwindows; /* nr of windows open on this buffer */ 2011 2012 int b_flags; /* various BF_ flags */ 2013 int b_locked; /* Buffer is being closed or referenced, don't 2014 let autocommands wipe it out. */ 2015 2016 /* 2017 * b_ffname has the full path of the file (NULL for no name). 2018 * b_sfname is the name as the user typed it (or NULL). 2019 * b_fname is the same as b_sfname, unless ":cd" has been done, 2020 * then it is the same as b_ffname (NULL for no name). 2021 */ 2022 char_u *b_ffname; // full path file name, allocated 2023 char_u *b_sfname; // short file name, allocated, may be equal to 2024 // b_ffname 2025 char_u *b_fname; // current file name, points to b_ffname or 2026 // b_sfname 2027 2028 #ifdef UNIX 2029 int b_dev_valid; /* TRUE when b_dev has a valid number */ 2030 dev_t b_dev; /* device number */ 2031 ino_t b_ino; /* inode number */ 2032 #endif 2033 #ifdef FEAT_CW_EDITOR 2034 FSSpec b_FSSpec; /* MacOS File Identification */ 2035 #endif 2036 #ifdef VMS 2037 char b_fab_rfm; /* Record format */ 2038 char b_fab_rat; /* Record attribute */ 2039 unsigned int b_fab_mrs; /* Max record size */ 2040 #endif 2041 int b_fnum; /* buffer number for this file. */ 2042 char_u b_key[VIM_SIZEOF_INT * 2 + 1]; 2043 /* key used for buf_hashtab, holds b_fnum as 2044 hex string */ 2045 2046 int b_changed; /* 'modified': Set to TRUE if something in the 2047 file has been changed and not written out. */ 2048 dictitem16_T b_ct_di; /* holds the b:changedtick value in 2049 b_ct_di.di_tv.vval.v_number; 2050 incremented for each change, also for undo */ 2051 #define CHANGEDTICK(buf) ((buf)->b_ct_di.di_tv.vval.v_number) 2052 2053 varnumber_T b_last_changedtick; /* b:changedtick when TextChanged or 2054 TextChangedI was last triggered. */ 2055 #ifdef FEAT_INS_EXPAND 2056 varnumber_T b_last_changedtick_pum; /* b:changedtick when TextChangedP was 2057 last triggered. */ 2058 #endif 2059 2060 int b_saving; /* Set to TRUE if we are in the middle of 2061 saving the buffer. */ 2062 2063 /* 2064 * Changes to a buffer require updating of the display. To minimize the 2065 * work, remember changes made and update everything at once. 2066 */ 2067 int b_mod_set; /* TRUE when there are changes since the last 2068 time the display was updated */ 2069 linenr_T b_mod_top; /* topmost lnum that was changed */ 2070 linenr_T b_mod_bot; /* lnum below last changed line, AFTER the 2071 change */ 2072 long b_mod_xlines; /* number of extra buffer lines inserted; 2073 negative when lines were deleted */ 2074 2075 wininfo_T *b_wininfo; /* list of last used info for each window */ 2076 2077 long b_mtime; /* last change time of original file */ 2078 long b_mtime_read; /* last change time when reading */ 2079 off_T b_orig_size; /* size of original file in bytes */ 2080 int b_orig_mode; /* mode of original file */ 2081 #ifdef FEAT_VIMINFO 2082 time_T b_last_used; /* time when the buffer was last used; used 2083 * for viminfo */ 2084 #endif 2085 2086 pos_T b_namedm[NMARKS]; /* current named marks (mark.c) */ 2087 2088 /* These variables are set when VIsual_active becomes FALSE */ 2089 visualinfo_T b_visual; 2090 #ifdef FEAT_EVAL 2091 int b_visual_mode_eval; /* b_visual.vi_mode for visualmode() */ 2092 #endif 2093 2094 pos_T b_last_cursor; /* cursor position when last unloading this 2095 buffer */ 2096 pos_T b_last_insert; /* where Insert mode was left */ 2097 pos_T b_last_change; /* position of last change: '. mark */ 2098 2099 #ifdef FEAT_JUMPLIST 2100 /* 2101 * the changelist contains old change positions 2102 */ 2103 pos_T b_changelist[JUMPLISTSIZE]; 2104 int b_changelistlen; /* number of active entries */ 2105 int b_new_change; /* set by u_savecommon() */ 2106 #endif 2107 2108 /* 2109 * Character table, only used in charset.c for 'iskeyword' 2110 * 32 bytes of 8 bits: 1 bit per character 0-255. 2111 */ 2112 char_u b_chartab[32]; 2113 2114 #ifdef FEAT_LOCALMAP 2115 /* Table used for mappings local to a buffer. */ 2116 mapblock_T *(b_maphash[256]); 2117 2118 /* First abbreviation local to a buffer. */ 2119 mapblock_T *b_first_abbr; 2120 #endif 2121 #ifdef FEAT_USR_CMDS 2122 /* User commands local to the buffer. */ 2123 garray_T b_ucmds; 2124 #endif 2125 /* 2126 * start and end of an operator, also used for '[ and '] 2127 */ 2128 pos_T b_op_start; 2129 pos_T b_op_start_orig; /* used for Insstart_orig */ 2130 pos_T b_op_end; 2131 2132 #ifdef FEAT_VIMINFO 2133 int b_marks_read; /* Have we read viminfo marks yet? */ 2134 #endif 2135 2136 /* 2137 * The following only used in undo.c. 2138 */ 2139 u_header_T *b_u_oldhead; /* pointer to oldest header */ 2140 u_header_T *b_u_newhead; /* pointer to newest header; may not be valid 2141 if b_u_curhead is not NULL */ 2142 u_header_T *b_u_curhead; /* pointer to current header */ 2143 int b_u_numhead; /* current number of headers */ 2144 int b_u_synced; /* entry lists are synced */ 2145 long b_u_seq_last; /* last used undo sequence number */ 2146 long b_u_save_nr_last; /* counter for last file write */ 2147 long b_u_seq_cur; /* hu_seq of header below which we are now */ 2148 time_T b_u_time_cur; /* uh_time of header below which we are now */ 2149 long b_u_save_nr_cur; /* file write nr after which we are now */ 2150 2151 /* 2152 * variables for "U" command in undo.c 2153 */ 2154 char_u *b_u_line_ptr; /* saved line for "U" command */ 2155 linenr_T b_u_line_lnum; /* line number of line in u_line */ 2156 colnr_T b_u_line_colnr; /* optional column number */ 2157 2158 #ifdef FEAT_INS_EXPAND 2159 int b_scanned; /* ^N/^P have scanned this buffer */ 2160 #endif 2161 2162 /* flags for use of ":lmap" and IM control */ 2163 long b_p_iminsert; /* input mode for insert */ 2164 long b_p_imsearch; /* input mode for search */ 2165 #define B_IMODE_USE_INSERT -1 /* Use b_p_iminsert value for search */ 2166 #define B_IMODE_NONE 0 /* Input via none */ 2167 #define B_IMODE_LMAP 1 /* Input via langmap */ 2168 #define B_IMODE_IM 2 /* Input via input method */ 2169 #define B_IMODE_LAST 2 2170 2171 #ifdef FEAT_KEYMAP 2172 short b_kmap_state; /* using "lmap" mappings */ 2173 # define KEYMAP_INIT 1 /* 'keymap' was set, call keymap_init() */ 2174 # define KEYMAP_LOADED 2 /* 'keymap' mappings have been loaded */ 2175 garray_T b_kmap_ga; /* the keymap table */ 2176 #endif 2177 2178 /* 2179 * Options local to a buffer. 2180 * They are here because their value depends on the type of file 2181 * or contents of the file being edited. 2182 */ 2183 int b_p_initialized; /* set when options initialized */ 2184 2185 #ifdef FEAT_EVAL 2186 sctx_T b_p_script_ctx[BV_COUNT]; /* SCTXs for buffer-local options */ 2187 #endif 2188 2189 int b_p_ai; /* 'autoindent' */ 2190 int b_p_ai_nopaste; /* b_p_ai saved for paste mode */ 2191 char_u *b_p_bkc; /* 'backupcopy' */ 2192 unsigned b_bkc_flags; /* flags for 'backupcopy' */ 2193 int b_p_ci; /* 'copyindent' */ 2194 int b_p_bin; /* 'binary' */ 2195 #ifdef FEAT_MBYTE 2196 int b_p_bomb; /* 'bomb' */ 2197 #endif 2198 char_u *b_p_bh; /* 'bufhidden' */ 2199 char_u *b_p_bt; /* 'buftype' */ 2200 #ifdef FEAT_QUICKFIX 2201 #define BUF_HAS_QF_ENTRY 1 2202 #define BUF_HAS_LL_ENTRY 2 2203 int b_has_qf_entry; 2204 #endif 2205 int b_p_bl; /* 'buflisted' */ 2206 #ifdef FEAT_CINDENT 2207 int b_p_cin; /* 'cindent' */ 2208 char_u *b_p_cino; /* 'cinoptions' */ 2209 char_u *b_p_cink; /* 'cinkeys' */ 2210 #endif 2211 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) 2212 char_u *b_p_cinw; /* 'cinwords' */ 2213 #endif 2214 #ifdef FEAT_COMMENTS 2215 char_u *b_p_com; /* 'comments' */ 2216 #endif 2217 #ifdef FEAT_FOLDING 2218 char_u *b_p_cms; /* 'commentstring' */ 2219 #endif 2220 #ifdef FEAT_INS_EXPAND 2221 char_u *b_p_cpt; /* 'complete' */ 2222 #endif 2223 #ifdef FEAT_COMPL_FUNC 2224 char_u *b_p_cfu; /* 'completefunc' */ 2225 char_u *b_p_ofu; /* 'omnifunc' */ 2226 #endif 2227 int b_p_eol; /* 'endofline' */ 2228 int b_p_fixeol; /* 'fixendofline' */ 2229 int b_p_et; /* 'expandtab' */ 2230 int b_p_et_nobin; /* b_p_et saved for binary mode */ 2231 int b_p_et_nopaste; /* b_p_et saved for paste mode */ 2232 #ifdef FEAT_MBYTE 2233 char_u *b_p_fenc; /* 'fileencoding' */ 2234 #endif 2235 char_u *b_p_ff; /* 'fileformat' */ 2236 char_u *b_p_ft; /* 'filetype' */ 2237 char_u *b_p_fo; /* 'formatoptions' */ 2238 char_u *b_p_flp; /* 'formatlistpat' */ 2239 int b_p_inf; /* 'infercase' */ 2240 char_u *b_p_isk; /* 'iskeyword' */ 2241 #ifdef FEAT_FIND_ID 2242 char_u *b_p_def; /* 'define' local value */ 2243 char_u *b_p_inc; /* 'include' */ 2244 # ifdef FEAT_EVAL 2245 char_u *b_p_inex; /* 'includeexpr' */ 2246 long_u b_p_inex_flags; /* flags for 'includeexpr' */ 2247 # endif 2248 #endif 2249 #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) 2250 char_u *b_p_inde; /* 'indentexpr' */ 2251 long_u b_p_inde_flags; /* flags for 'indentexpr' */ 2252 char_u *b_p_indk; /* 'indentkeys' */ 2253 #endif 2254 char_u *b_p_fp; /* 'formatprg' */ 2255 #if defined(FEAT_EVAL) 2256 char_u *b_p_fex; /* 'formatexpr' */ 2257 long_u b_p_fex_flags; /* flags for 'formatexpr' */ 2258 #endif 2259 #ifdef FEAT_CRYPT 2260 char_u *b_p_key; /* 'key' */ 2261 #endif 2262 char_u *b_p_kp; /* 'keywordprg' */ 2263 #ifdef FEAT_LISP 2264 int b_p_lisp; /* 'lisp' */ 2265 #endif 2266 #ifdef FEAT_MBYTE 2267 char_u *b_p_menc; /* 'makeencoding' */ 2268 #endif 2269 char_u *b_p_mps; /* 'matchpairs' */ 2270 int b_p_ml; /* 'modeline' */ 2271 int b_p_ml_nobin; /* b_p_ml saved for binary mode */ 2272 int b_p_ma; /* 'modifiable' */ 2273 char_u *b_p_nf; /* 'nrformats' */ 2274 int b_p_pi; /* 'preserveindent' */ 2275 #ifdef FEAT_TEXTOBJ 2276 char_u *b_p_qe; /* 'quoteescape' */ 2277 #endif 2278 int b_p_ro; /* 'readonly' */ 2279 long b_p_sw; /* 'shiftwidth' */ 2280 int b_p_sn; /* 'shortname' */ 2281 #ifdef FEAT_SMARTINDENT 2282 int b_p_si; /* 'smartindent' */ 2283 #endif 2284 long b_p_sts; /* 'softtabstop' */ 2285 long b_p_sts_nopaste; /* b_p_sts saved for paste mode */ 2286 #ifdef FEAT_SEARCHPATH 2287 char_u *b_p_sua; /* 'suffixesadd' */ 2288 #endif 2289 int b_p_swf; /* 'swapfile' */ 2290 #ifdef FEAT_SYN_HL 2291 long b_p_smc; /* 'synmaxcol' */ 2292 char_u *b_p_syn; /* 'syntax' */ 2293 #endif 2294 long b_p_ts; /* 'tabstop' */ 2295 int b_p_tx; /* 'textmode' */ 2296 long b_p_tw; /* 'textwidth' */ 2297 long b_p_tw_nobin; /* b_p_tw saved for binary mode */ 2298 long b_p_tw_nopaste; /* b_p_tw saved for paste mode */ 2299 long b_p_wm; /* 'wrapmargin' */ 2300 long b_p_wm_nobin; /* b_p_wm saved for binary mode */ 2301 long b_p_wm_nopaste; /* b_p_wm saved for paste mode */ 2302 #ifdef FEAT_VARTABS 2303 char_u *b_p_vsts; /* 'varsofttabstop' */ 2304 int *b_p_vsts_array; /* 'varsofttabstop' in internal format */ 2305 char_u *b_p_vsts_nopaste; /* b_p_vsts saved for paste mode */ 2306 char_u *b_p_vts; /* 'vartabstop' */ 2307 int *b_p_vts_array; /* 'vartabstop' in internal format */ 2308 #endif 2309 #ifdef FEAT_KEYMAP 2310 char_u *b_p_keymap; /* 'keymap' */ 2311 #endif 2312 2313 /* local values for options which are normally global */ 2314 #ifdef FEAT_QUICKFIX 2315 char_u *b_p_gp; /* 'grepprg' local value */ 2316 char_u *b_p_mp; /* 'makeprg' local value */ 2317 char_u *b_p_efm; /* 'errorformat' local value */ 2318 #endif 2319 char_u *b_p_ep; /* 'equalprg' local value */ 2320 char_u *b_p_path; /* 'path' local value */ 2321 int b_p_ar; /* 'autoread' local value */ 2322 char_u *b_p_tags; /* 'tags' local value */ 2323 char_u *b_p_tc; /* 'tagcase' local value */ 2324 unsigned b_tc_flags; /* flags for 'tagcase' */ 2325 #ifdef FEAT_INS_EXPAND 2326 char_u *b_p_dict; /* 'dictionary' local value */ 2327 char_u *b_p_tsr; /* 'thesaurus' local value */ 2328 #endif 2329 long b_p_ul; /* 'undolevels' local value */ 2330 #ifdef FEAT_PERSISTENT_UNDO 2331 int b_p_udf; /* 'undofile' */ 2332 #endif 2333 #ifdef FEAT_LISP 2334 char_u *b_p_lw; /* 'lispwords' local value */ 2335 #endif 2336 #ifdef FEAT_TERMINAL 2337 long b_p_twsl; /* 'termwinscroll' */ 2338 #endif 2339 2340 /* end of buffer options */ 2341 2342 #ifdef FEAT_CINDENT 2343 /* values set from b_p_cino */ 2344 int b_ind_level; 2345 int b_ind_open_imag; 2346 int b_ind_no_brace; 2347 int b_ind_first_open; 2348 int b_ind_open_extra; 2349 int b_ind_close_extra; 2350 int b_ind_open_left_imag; 2351 int b_ind_jump_label; 2352 int b_ind_case; 2353 int b_ind_case_code; 2354 int b_ind_case_break; 2355 int b_ind_param; 2356 int b_ind_func_type; 2357 int b_ind_comment; 2358 int b_ind_in_comment; 2359 int b_ind_in_comment2; 2360 int b_ind_cpp_baseclass; 2361 int b_ind_continuation; 2362 int b_ind_unclosed; 2363 int b_ind_unclosed2; 2364 int b_ind_unclosed_noignore; 2365 int b_ind_unclosed_wrapped; 2366 int b_ind_unclosed_whiteok; 2367 int b_ind_matching_paren; 2368 int b_ind_paren_prev; 2369 int b_ind_maxparen; 2370 int b_ind_maxcomment; 2371 int b_ind_scopedecl; 2372 int b_ind_scopedecl_code; 2373 int b_ind_java; 2374 int b_ind_js; 2375 int b_ind_keep_case_label; 2376 int b_ind_hash_comment; 2377 int b_ind_cpp_namespace; 2378 int b_ind_if_for_while; 2379 int b_ind_cpp_extern_c; 2380 #endif 2381 2382 linenr_T b_no_eol_lnum; /* non-zero lnum when last line of next binary 2383 * write should not have an end-of-line */ 2384 2385 int b_start_eol; /* last line had eol when it was read */ 2386 int b_start_ffc; /* first char of 'ff' when edit started */ 2387 #ifdef FEAT_MBYTE 2388 char_u *b_start_fenc; /* 'fileencoding' when edit started or NULL */ 2389 int b_bad_char; /* "++bad=" argument when edit started or 0 */ 2390 int b_start_bomb; /* 'bomb' when it was read */ 2391 #endif 2392 2393 #ifdef FEAT_EVAL 2394 dictitem_T b_bufvar; /* variable for "b:" Dictionary */ 2395 dict_T *b_vars; /* internal variables, local to buffer */ 2396 #endif 2397 #ifdef FEAT_TEXT_PROP 2398 hashtab_T *b_proptypes; /* text property types local to buffer */ 2399 #endif 2400 2401 #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) 2402 char_u *b_p_bexpr; /* 'balloonexpr' local value */ 2403 long_u b_p_bexpr_flags;/* flags for 'balloonexpr' */ 2404 #endif 2405 #ifdef FEAT_CRYPT 2406 char_u *b_p_cm; /* 'cryptmethod' */ 2407 #endif 2408 2409 /* When a buffer is created, it starts without a swap file. b_may_swap is 2410 * then set to indicate that a swap file may be opened later. It is reset 2411 * if a swap file could not be opened. 2412 */ 2413 int b_may_swap; 2414 int b_did_warn; /* Set to 1 if user has been warned on first 2415 change of a read-only file */ 2416 2417 /* Two special kinds of buffers: 2418 * help buffer - used for help files, won't use a swap file. 2419 * spell buffer - used for spell info, never displayed and doesn't have a 2420 * file name. 2421 */ 2422 int b_help; /* TRUE for help file buffer (when set b_p_bt 2423 is "help") */ 2424 #ifdef FEAT_SPELL 2425 int b_spell; /* TRUE for a spell file buffer, most fields 2426 are not used! Use the B_SPELL macro to 2427 access b_spell without #ifdef. */ 2428 #endif 2429 2430 int b_shortname; /* this file has an 8.3 file name */ 2431 2432 #ifdef FEAT_JOB_CHANNEL 2433 char_u *b_prompt_text; // set by prompt_setprompt() 2434 char_u *b_prompt_callback; // set by prompt_setcallback() 2435 partial_T *b_prompt_partial; // set by prompt_setcallback() 2436 char_u *b_prompt_interrupt; // set by prompt_setinterrupt() 2437 partial_T *b_prompt_int_partial; // set by prompt_setinterrupt() 2438 int b_prompt_insert; // value for restart_edit when entering 2439 // a prompt buffer window. 2440 #endif 2441 #ifdef FEAT_MZSCHEME 2442 void *b_mzscheme_ref; /* The MzScheme reference to this buffer */ 2443 #endif 2444 2445 #ifdef FEAT_PERL 2446 void *b_perl_private; 2447 #endif 2448 2449 #ifdef FEAT_PYTHON 2450 void *b_python_ref; /* The Python reference to this buffer */ 2451 #endif 2452 2453 #ifdef FEAT_PYTHON3 2454 void *b_python3_ref; /* The Python3 reference to this buffer */ 2455 #endif 2456 2457 #ifdef FEAT_TCL 2458 void *b_tcl_ref; 2459 #endif 2460 2461 #ifdef FEAT_RUBY 2462 void *b_ruby_ref; 2463 #endif 2464 2465 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2466 synblock_T b_s; /* Info related to syntax highlighting. w_s 2467 * normally points to this, but some windows 2468 * may use a different synblock_T. */ 2469 #endif 2470 2471 #ifdef FEAT_SIGNS 2472 signlist_T *b_signlist; /* list of signs to draw */ 2473 # ifdef FEAT_NETBEANS_INTG 2474 int b_has_sign_column; /* Flag that is set when a first sign is 2475 * added and remains set until the end of 2476 * the netbeans session. */ 2477 # endif 2478 #endif 2479 2480 #ifdef FEAT_NETBEANS_INTG 2481 int b_netbeans_file; /* TRUE when buffer is owned by NetBeans */ 2482 int b_was_netbeans_file;/* TRUE if b_netbeans_file was once set */ 2483 #endif 2484 #ifdef FEAT_JOB_CHANNEL 2485 int b_write_to_channel; /* TRUE when appended lines are written to 2486 * a channel. */ 2487 #endif 2488 2489 #ifdef FEAT_CRYPT 2490 cryptstate_T *b_cryptstate; /* Encryption state while reading or writing 2491 * the file. NULL when not using encryption. */ 2492 #endif 2493 int b_mapped_ctrl_c; /* modes where CTRL-C is mapped */ 2494 2495 #ifdef FEAT_TERMINAL 2496 term_T *b_term; /* When not NULL this buffer is for a terminal 2497 * window. */ 2498 #endif 2499 #ifdef FEAT_DIFF 2500 int b_diff_failed; // internal diff failed for this buffer 2501 #endif 2502 }; /* file_buffer */ 2503 2504 2505 #ifdef FEAT_DIFF 2506 /* 2507 * Stuff for diff mode. 2508 */ 2509 # define DB_COUNT 8 /* up to eight buffers can be diff'ed */ 2510 2511 /* 2512 * Each diffblock defines where a block of lines starts in each of the buffers 2513 * and how many lines it occupies in that buffer. When the lines are missing 2514 * in the buffer the df_count[] is zero. This is all counted in 2515 * buffer lines. 2516 * There is always at least one unchanged line in between the diffs. 2517 * Otherwise it would have been included in the diff above or below it. 2518 * df_lnum[] + df_count[] is the lnum below the change. When in one buffer 2519 * lines have been inserted, in the other buffer df_lnum[] is the line below 2520 * the insertion and df_count[] is zero. When appending lines at the end of 2521 * the buffer, df_lnum[] is one beyond the end! 2522 * This is using a linked list, because the number of differences is expected 2523 * to be reasonable small. The list is sorted on lnum. 2524 */ 2525 typedef struct diffblock_S diff_T; 2526 struct diffblock_S 2527 { 2528 diff_T *df_next; 2529 linenr_T df_lnum[DB_COUNT]; /* line number in buffer */ 2530 linenr_T df_count[DB_COUNT]; /* nr of inserted/changed lines */ 2531 }; 2532 #endif 2533 2534 #define SNAP_HELP_IDX 0 2535 #define SNAP_AUCMD_IDX 1 2536 #define SNAP_COUNT 2 2537 2538 /* 2539 * Tab pages point to the top frame of each tab page. 2540 * Note: Most values are NOT valid for the current tab page! Use "curwin", 2541 * "firstwin", etc. for that. "tp_topframe" is always valid and can be 2542 * compared against "topframe" to find the current tab page. 2543 */ 2544 typedef struct tabpage_S tabpage_T; 2545 struct tabpage_S 2546 { 2547 tabpage_T *tp_next; /* next tabpage or NULL */ 2548 frame_T *tp_topframe; /* topframe for the windows */ 2549 win_T *tp_curwin; /* current window in this Tab page */ 2550 win_T *tp_prevwin; /* previous window in this Tab page */ 2551 win_T *tp_firstwin; /* first window in this Tab page */ 2552 win_T *tp_lastwin; /* last window in this Tab page */ 2553 long tp_old_Rows; /* Rows when Tab page was left */ 2554 long tp_old_Columns; /* Columns when Tab page was left */ 2555 long tp_ch_used; /* value of 'cmdheight' when frame size 2556 was set */ 2557 #ifdef FEAT_GUI 2558 int tp_prev_which_scrollbars[3]; 2559 /* previous value of which_scrollbars */ 2560 #endif 2561 #ifdef FEAT_DIFF 2562 diff_T *tp_first_diff; 2563 buf_T *(tp_diffbuf[DB_COUNT]); 2564 int tp_diff_invalid; // list of diffs is outdated 2565 int tp_diff_update; // update diffs before redrawing 2566 #endif 2567 frame_T *(tp_snapshot[SNAP_COUNT]); /* window layout snapshots */ 2568 #ifdef FEAT_EVAL 2569 dictitem_T tp_winvar; /* variable for "t:" Dictionary */ 2570 dict_T *tp_vars; /* internal variables, local to tab page */ 2571 #endif 2572 2573 #ifdef FEAT_PYTHON 2574 void *tp_python_ref; /* The Python value for this tab page */ 2575 #endif 2576 2577 #ifdef FEAT_PYTHON3 2578 void *tp_python3_ref; /* The Python value for this tab page */ 2579 #endif 2580 }; 2581 2582 /* 2583 * Structure to cache info for displayed lines in w_lines[]. 2584 * Each logical line has one entry. 2585 * The entry tells how the logical line is currently displayed in the window. 2586 * This is updated when displaying the window. 2587 * When the display is changed (e.g., when clearing the screen) w_lines_valid 2588 * is changed to exclude invalid entries. 2589 * When making changes to the buffer, wl_valid is reset to indicate wl_size 2590 * may not reflect what is actually in the buffer. When wl_valid is FALSE, 2591 * the entries can only be used to count the number of displayed lines used. 2592 * wl_lnum and wl_lastlnum are invalid too. 2593 */ 2594 typedef struct w_line 2595 { 2596 linenr_T wl_lnum; /* buffer line number for logical line */ 2597 short_u wl_size; /* height in screen lines */ 2598 char wl_valid; /* TRUE values are valid for text in buffer */ 2599 #ifdef FEAT_FOLDING 2600 char wl_folded; /* TRUE when this is a range of folded lines */ 2601 linenr_T wl_lastlnum; /* last buffer line number for logical line */ 2602 #endif 2603 } wline_T; 2604 2605 /* 2606 * Windows are kept in a tree of frames. Each frame has a column (FR_COL) 2607 * or row (FR_ROW) layout or is a leaf, which has a window. 2608 */ 2609 struct frame_S 2610 { 2611 char fr_layout; /* FR_LEAF, FR_COL or FR_ROW */ 2612 int fr_width; 2613 int fr_newwidth; /* new width used in win_equal_rec() */ 2614 int fr_height; 2615 int fr_newheight; /* new height used in win_equal_rec() */ 2616 frame_T *fr_parent; /* containing frame or NULL */ 2617 frame_T *fr_next; /* frame right or below in same parent, NULL 2618 for first */ 2619 frame_T *fr_prev; /* frame left or above in same parent, NULL 2620 for last */ 2621 /* fr_child and fr_win are mutually exclusive */ 2622 frame_T *fr_child; /* first contained frame */ 2623 win_T *fr_win; /* window that fills this frame */ 2624 }; 2625 2626 #define FR_LEAF 0 /* frame is a leaf */ 2627 #define FR_ROW 1 /* frame with a row of windows */ 2628 #define FR_COL 2 /* frame with a column of windows */ 2629 2630 /* 2631 * Struct used for highlighting 'hlsearch' matches, matches defined by 2632 * ":match" and matches defined by match functions. 2633 * For 'hlsearch' there is one pattern for all windows. For ":match" and the 2634 * match functions there is a different pattern for each window. 2635 */ 2636 typedef struct 2637 { 2638 regmmatch_T rm; /* points to the regexp program; contains last found 2639 match (may continue in next line) */ 2640 buf_T *buf; /* the buffer to search for a match */ 2641 linenr_T lnum; /* the line to search for a match */ 2642 int attr; /* attributes to be used for a match */ 2643 int attr_cur; /* attributes currently active in win_line() */ 2644 linenr_T first_lnum; /* first lnum to search for multi-line pat */ 2645 colnr_T startcol; /* in win_line() points to char where HL starts */ 2646 colnr_T endcol; /* in win_line() points to char where HL ends */ 2647 int is_addpos; /* position specified directly by 2648 matchaddpos(). TRUE/FALSE */ 2649 #ifdef FEAT_RELTIME 2650 proftime_T tm; /* for a time limit */ 2651 #endif 2652 } match_T; 2653 2654 /* number of positions supported by matchaddpos() */ 2655 #define MAXPOSMATCH 8 2656 2657 /* 2658 * Same as lpos_T, but with additional field len. 2659 */ 2660 typedef struct 2661 { 2662 linenr_T lnum; /* line number */ 2663 colnr_T col; /* column number */ 2664 int len; /* length: 0 - to the end of line */ 2665 } llpos_T; 2666 2667 /* 2668 * posmatch_T provides an array for storing match items for matchaddpos() 2669 * function. 2670 */ 2671 typedef struct posmatch posmatch_T; 2672 struct posmatch 2673 { 2674 llpos_T pos[MAXPOSMATCH]; /* array of positions */ 2675 int cur; /* internal position counter */ 2676 linenr_T toplnum; /* top buffer line */ 2677 linenr_T botlnum; /* bottom buffer line */ 2678 }; 2679 2680 /* 2681 * matchitem_T provides a linked list for storing match items for ":match" and 2682 * the match functions. 2683 */ 2684 typedef struct matchitem matchitem_T; 2685 struct matchitem 2686 { 2687 matchitem_T *next; 2688 int id; /* match ID */ 2689 int priority; /* match priority */ 2690 char_u *pattern; /* pattern to highlight */ 2691 int hlg_id; /* highlight group ID */ 2692 regmmatch_T match; /* regexp program for pattern */ 2693 posmatch_T pos; /* position matches */ 2694 match_T hl; /* struct for doing the actual highlighting */ 2695 #ifdef FEAT_CONCEAL 2696 int conceal_char; /* cchar for Conceal highlighting */ 2697 #endif 2698 }; 2699 2700 #ifdef FEAT_MENU 2701 typedef struct { 2702 int wb_startcol; 2703 int wb_endcol; 2704 vimmenu_T *wb_menu; 2705 } winbar_item_T; 2706 #endif 2707 2708 /* 2709 * Structure which contains all information that belongs to a window 2710 * 2711 * All row numbers are relative to the start of the window, except w_winrow. 2712 */ 2713 struct window_S 2714 { 2715 int w_id; /* unique window ID */ 2716 2717 buf_T *w_buffer; /* buffer we are a window into (used 2718 often, keep it the first item!) */ 2719 2720 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2721 synblock_T *w_s; /* for :ownsyntax */ 2722 #endif 2723 2724 win_T *w_prev; /* link to previous window */ 2725 win_T *w_next; /* link to next window */ 2726 int w_closing; /* window is being closed, don't let 2727 autocommands close it too. */ 2728 2729 frame_T *w_frame; /* frame containing this window */ 2730 2731 pos_T w_cursor; /* cursor position in buffer */ 2732 2733 colnr_T w_curswant; /* The column we'd like to be at. This is 2734 used to try to stay in the same column 2735 for up/down cursor motions. */ 2736 2737 int w_set_curswant; /* If set, then update w_curswant the next 2738 time through cursupdate() to the 2739 current virtual column */ 2740 2741 #ifdef FEAT_SYN_HL 2742 linenr_T w_last_cursorline; // where last time 'cursorline' was drawn 2743 #endif 2744 2745 /* 2746 * the next seven are used to update the visual part 2747 */ 2748 char w_old_visual_mode; /* last known VIsual_mode */ 2749 linenr_T w_old_cursor_lnum; /* last known end of visual part */ 2750 colnr_T w_old_cursor_fcol; /* first column for block visual part */ 2751 colnr_T w_old_cursor_lcol; /* last column for block visual part */ 2752 linenr_T w_old_visual_lnum; /* last known start of visual part */ 2753 colnr_T w_old_visual_col; /* last known start of visual part */ 2754 colnr_T w_old_curswant; /* last known value of Curswant */ 2755 2756 /* 2757 * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for 2758 * displaying the buffer. 2759 */ 2760 linenr_T w_topline; /* buffer line number of the line at the 2761 top of the window */ 2762 char w_topline_was_set; /* flag set to TRUE when topline is set, 2763 e.g. by winrestview() */ 2764 #ifdef FEAT_DIFF 2765 int w_topfill; /* number of filler lines above w_topline */ 2766 int w_old_topfill; /* w_topfill at last redraw */ 2767 int w_botfill; /* TRUE when filler lines are actually 2768 below w_topline (at end of file) */ 2769 int w_old_botfill; /* w_botfill at last redraw */ 2770 #endif 2771 colnr_T w_leftcol; /* window column number of the left most 2772 character in the window; used when 2773 'wrap' is off */ 2774 colnr_T w_skipcol; /* starting column when a single line 2775 doesn't fit in the window */ 2776 2777 /* 2778 * Layout of the window in the screen. 2779 * May need to add "msg_scrolled" to "w_winrow" in rare situations. 2780 */ 2781 int w_winrow; /* first row of window in screen */ 2782 int w_height; /* number of rows in window, excluding 2783 status/command/winbar line(s) */ 2784 int w_status_height; /* number of status lines (0 or 1) */ 2785 int w_wincol; /* Leftmost column of window in screen. */ 2786 int w_width; /* Width of window, excluding separation. */ 2787 int w_vsep_width; /* Number of separator columns (0 or 1). */ 2788 2789 /* 2790 * === start of cached values ==== 2791 */ 2792 /* 2793 * Recomputing is minimized by storing the result of computations. 2794 * Use functions in screen.c to check if they are valid and to update. 2795 * w_valid is a bitfield of flags, which indicate if specific values are 2796 * valid or need to be recomputed. See screen.c for values. 2797 */ 2798 int w_valid; 2799 pos_T w_valid_cursor; /* last known position of w_cursor, used 2800 to adjust w_valid */ 2801 colnr_T w_valid_leftcol; /* last known w_leftcol */ 2802 2803 /* 2804 * w_cline_height is the number of physical lines taken by the buffer line 2805 * that the cursor is on. We use this to avoid extra calls to plines(). 2806 */ 2807 int w_cline_height; /* current size of cursor line */ 2808 #ifdef FEAT_FOLDING 2809 int w_cline_folded; /* cursor line is folded */ 2810 #endif 2811 2812 int w_cline_row; /* starting row of the cursor line */ 2813 2814 colnr_T w_virtcol; /* column number of the cursor in the 2815 buffer line, as opposed to the column 2816 number we're at on the screen. This 2817 makes a difference on lines which span 2818 more than one screen line or when 2819 w_leftcol is non-zero */ 2820 2821 /* 2822 * w_wrow and w_wcol specify the cursor position in the window. 2823 * This is related to positions in the window, not in the display or 2824 * buffer, thus w_wrow is relative to w_winrow. 2825 */ 2826 int w_wrow, w_wcol; /* cursor position in window */ 2827 2828 linenr_T w_botline; /* number of the line below the bottom of 2829 the window */ 2830 int w_empty_rows; /* number of ~ rows in window */ 2831 #ifdef FEAT_DIFF 2832 int w_filler_rows; /* number of filler rows at the end of the 2833 window */ 2834 #endif 2835 2836 /* 2837 * Info about the lines currently in the window is remembered to avoid 2838 * recomputing it every time. The allocated size of w_lines[] is Rows. 2839 * Only the w_lines_valid entries are actually valid. 2840 * When the display is up-to-date w_lines[0].wl_lnum is equal to w_topline 2841 * and w_lines[w_lines_valid - 1].wl_lnum is equal to w_botline. 2842 * Between changing text and updating the display w_lines[] represents 2843 * what is currently displayed. wl_valid is reset to indicated this. 2844 * This is used for efficient redrawing. 2845 */ 2846 int w_lines_valid; /* number of valid entries */ 2847 wline_T *w_lines; 2848 2849 #ifdef FEAT_FOLDING 2850 garray_T w_folds; /* array of nested folds */ 2851 char w_fold_manual; /* when TRUE: some folds are opened/closed 2852 manually */ 2853 char w_foldinvalid; /* when TRUE: folding needs to be 2854 recomputed */ 2855 #endif 2856 #ifdef FEAT_LINEBREAK 2857 int w_nrwidth; /* width of 'number' and 'relativenumber' 2858 column being used */ 2859 #endif 2860 2861 /* 2862 * === end of cached values === 2863 */ 2864 2865 int w_redr_type; /* type of redraw to be performed on win */ 2866 int w_upd_rows; /* number of window lines to update when 2867 w_redr_type is REDRAW_TOP */ 2868 linenr_T w_redraw_top; /* when != 0: first line needing redraw */ 2869 linenr_T w_redraw_bot; /* when != 0: last line needing redraw */ 2870 int w_redr_status; /* if TRUE status line must be redrawn */ 2871 2872 #ifdef FEAT_CMDL_INFO 2873 /* remember what is shown in the ruler for this window (if 'ruler' set) */ 2874 pos_T w_ru_cursor; /* cursor position shown in ruler */ 2875 colnr_T w_ru_virtcol; /* virtcol shown in ruler */ 2876 linenr_T w_ru_topline; /* topline shown in ruler */ 2877 linenr_T w_ru_line_count; /* line count used for ruler */ 2878 # ifdef FEAT_DIFF 2879 int w_ru_topfill; /* topfill shown in ruler */ 2880 # endif 2881 char w_ru_empty; /* TRUE if ruler shows 0-1 (empty line) */ 2882 #endif 2883 2884 int w_alt_fnum; /* alternate file (for # and CTRL-^) */ 2885 2886 alist_T *w_alist; /* pointer to arglist for this window */ 2887 int w_arg_idx; /* current index in argument list (can be 2888 out of range!) */ 2889 int w_arg_idx_invalid; /* editing another file than w_arg_idx */ 2890 2891 char_u *w_localdir; /* absolute path of local directory or 2892 NULL */ 2893 #ifdef FEAT_MENU 2894 vimmenu_T *w_winbar; /* The root of the WinBar menu hierarchy. */ 2895 winbar_item_T *w_winbar_items; /* list of items in the WinBar */ 2896 int w_winbar_height; /* 1 if there is a window toolbar */ 2897 #endif 2898 2899 /* 2900 * Options local to a window. 2901 * They are local because they influence the layout of the window or 2902 * depend on the window layout. 2903 * There are two values: w_onebuf_opt is local to the buffer currently in 2904 * this window, w_allbuf_opt is for all buffers in this window. 2905 */ 2906 winopt_T w_onebuf_opt; 2907 winopt_T w_allbuf_opt; 2908 2909 /* A few options have local flags for P_INSECURE. */ 2910 #ifdef FEAT_STL_OPT 2911 long_u w_p_stl_flags; /* flags for 'statusline' */ 2912 #endif 2913 #ifdef FEAT_EVAL 2914 long_u w_p_fde_flags; /* flags for 'foldexpr' */ 2915 long_u w_p_fdt_flags; /* flags for 'foldtext' */ 2916 #endif 2917 #ifdef FEAT_SYN_HL 2918 int *w_p_cc_cols; /* array of columns to highlight or NULL */ 2919 #endif 2920 #ifdef FEAT_LINEBREAK 2921 int w_p_brimin; /* minimum width for breakindent */ 2922 int w_p_brishift; /* additional shift for breakindent */ 2923 int w_p_brisbr; /* sbr in 'briopt' */ 2924 #endif 2925 2926 /* transform a pointer to a "onebuf" option into a "allbuf" option */ 2927 #define GLOBAL_WO(p) ((char *)p + sizeof(winopt_T)) 2928 2929 long w_scbind_pos; 2930 2931 #ifdef FEAT_EVAL 2932 dictitem_T w_winvar; /* variable for "w:" Dictionary */ 2933 dict_T *w_vars; /* internal variables, local to window */ 2934 #endif 2935 2936 #if defined(FEAT_RIGHTLEFT) && defined(FEAT_FKMAP) 2937 int w_farsi; /* for the window dependent Farsi functions */ 2938 #endif 2939 2940 /* 2941 * The w_prev_pcmark field is used to check whether we really did jump to 2942 * a new line after setting the w_pcmark. If not, then we revert to 2943 * using the previous w_pcmark. 2944 */ 2945 pos_T w_pcmark; /* previous context mark */ 2946 pos_T w_prev_pcmark; /* previous w_pcmark */ 2947 2948 #ifdef FEAT_JUMPLIST 2949 /* 2950 * the jumplist contains old cursor positions 2951 */ 2952 xfmark_T w_jumplist[JUMPLISTSIZE]; 2953 int w_jumplistlen; /* number of active entries */ 2954 int w_jumplistidx; /* current position */ 2955 2956 int w_changelistidx; /* current position in b_changelist */ 2957 #endif 2958 2959 #ifdef FEAT_SEARCH_EXTRA 2960 matchitem_T *w_match_head; /* head of match list */ 2961 int w_next_match_id; /* next match ID */ 2962 #endif 2963 2964 /* 2965 * the tagstack grows from 0 upwards: 2966 * entry 0: older 2967 * entry 1: newer 2968 * entry 2: newest 2969 */ 2970 taggy_T w_tagstack[TAGSTACKSIZE]; /* the tag stack */ 2971 int w_tagstackidx; /* idx just below active entry */ 2972 int w_tagstacklen; /* number of tags on stack */ 2973 2974 /* 2975 * w_fraction is the fractional row of the cursor within the window, from 2976 * 0 at the top row to FRACTION_MULT at the last row. 2977 * w_prev_fraction_row was the actual cursor row when w_fraction was last 2978 * calculated. 2979 */ 2980 int w_fraction; 2981 int w_prev_fraction_row; 2982 2983 #ifdef FEAT_GUI 2984 scrollbar_T w_scrollbars[2]; /* vert. Scrollbars for this window */ 2985 #endif 2986 #ifdef FEAT_LINEBREAK 2987 linenr_T w_nrwidth_line_count; /* line count when ml_nrwidth_width 2988 * was computed. */ 2989 long w_nuw_cached; /* 'numberwidth' option cached */ 2990 int w_nrwidth_width; /* nr of chars to print line count. */ 2991 #endif 2992 2993 #ifdef FEAT_QUICKFIX 2994 qf_info_T *w_llist; /* Location list for this window */ 2995 /* 2996 * Location list reference used in the location list window. 2997 * In a non-location list window, w_llist_ref is NULL. 2998 */ 2999 qf_info_T *w_llist_ref; 3000 #endif 3001 3002 3003 #ifdef FEAT_MZSCHEME 3004 void *w_mzscheme_ref; /* The MzScheme value for this window */ 3005 #endif 3006 3007 #ifdef FEAT_PERL 3008 void *w_perl_private; 3009 #endif 3010 3011 #ifdef FEAT_PYTHON 3012 void *w_python_ref; /* The Python value for this window */ 3013 #endif 3014 3015 #ifdef FEAT_PYTHON3 3016 void *w_python3_ref; /* The Python value for this window */ 3017 #endif 3018 3019 #ifdef FEAT_TCL 3020 void *w_tcl_ref; 3021 #endif 3022 3023 #ifdef FEAT_RUBY 3024 void *w_ruby_ref; 3025 #endif 3026 }; 3027 3028 /* 3029 * Arguments for operators. 3030 */ 3031 typedef struct oparg_S 3032 { 3033 int op_type; /* current pending operator type */ 3034 int regname; /* register to use for the operator */ 3035 int motion_type; /* type of the current cursor motion */ 3036 int motion_force; /* force motion type: 'v', 'V' or CTRL-V */ 3037 int use_reg_one; /* TRUE if delete uses reg 1 even when not 3038 linewise */ 3039 int inclusive; /* TRUE if char motion is inclusive (only 3040 valid when motion_type is MCHAR */ 3041 int end_adjusted; /* backuped b_op_end one char (only used by 3042 do_format()) */ 3043 pos_T start; /* start of the operator */ 3044 pos_T end; /* end of the operator */ 3045 pos_T cursor_start; /* cursor position before motion for "gw" */ 3046 3047 long line_count; /* number of lines from op_start to op_end 3048 (inclusive) */ 3049 int empty; /* op_start and op_end the same (only used by 3050 do_change()) */ 3051 int is_VIsual; /* operator on Visual area */ 3052 int block_mode; /* current operator is Visual block mode */ 3053 colnr_T start_vcol; /* start col for block mode operator */ 3054 colnr_T end_vcol; /* end col for block mode operator */ 3055 long prev_opcount; /* ca.opcount saved for K_CURSORHOLD */ 3056 long prev_count0; /* ca.count0 saved for K_CURSORHOLD */ 3057 } oparg_T; 3058 3059 /* 3060 * Arguments for Normal mode commands. 3061 */ 3062 typedef struct cmdarg_S 3063 { 3064 oparg_T *oap; /* Operator arguments */ 3065 int prechar; /* prefix character (optional, always 'g') */ 3066 int cmdchar; /* command character */ 3067 int nchar; /* next command character (optional) */ 3068 #ifdef FEAT_MBYTE 3069 int ncharC1; /* first composing character (optional) */ 3070 int ncharC2; /* second composing character (optional) */ 3071 #endif 3072 int extra_char; /* yet another character (optional) */ 3073 long opcount; /* count before an operator */ 3074 long count0; /* count before command, default 0 */ 3075 long count1; /* count before command, default 1 */ 3076 int arg; /* extra argument from nv_cmds[] */ 3077 int retval; /* return: CA_* values */ 3078 char_u *searchbuf; /* return: pointer to search pattern or NULL */ 3079 } cmdarg_T; 3080 3081 /* values for retval: */ 3082 #define CA_COMMAND_BUSY 1 /* skip restarting edit() once */ 3083 #define CA_NO_ADJ_OP_END 2 /* don't adjust operator end */ 3084 3085 #ifdef CURSOR_SHAPE 3086 /* 3087 * struct to store values from 'guicursor' and 'mouseshape' 3088 */ 3089 /* Indexes in shape_table[] */ 3090 #define SHAPE_IDX_N 0 /* Normal mode */ 3091 #define SHAPE_IDX_V 1 /* Visual mode */ 3092 #define SHAPE_IDX_I 2 /* Insert mode */ 3093 #define SHAPE_IDX_R 3 /* Replace mode */ 3094 #define SHAPE_IDX_C 4 /* Command line Normal mode */ 3095 #define SHAPE_IDX_CI 5 /* Command line Insert mode */ 3096 #define SHAPE_IDX_CR 6 /* Command line Replace mode */ 3097 #define SHAPE_IDX_O 7 /* Operator-pending mode */ 3098 #define SHAPE_IDX_VE 8 /* Visual mode with 'selection' exclusive */ 3099 #define SHAPE_IDX_CLINE 9 /* On command line */ 3100 #define SHAPE_IDX_STATUS 10 /* A status line */ 3101 #define SHAPE_IDX_SDRAG 11 /* dragging a status line */ 3102 #define SHAPE_IDX_VSEP 12 /* A vertical separator line */ 3103 #define SHAPE_IDX_VDRAG 13 /* dragging a vertical separator line */ 3104 #define SHAPE_IDX_MORE 14 /* Hit-return or More */ 3105 #define SHAPE_IDX_MOREL 15 /* Hit-return or More in last line */ 3106 #define SHAPE_IDX_SM 16 /* showing matching paren */ 3107 #define SHAPE_IDX_COUNT 17 3108 3109 #define SHAPE_BLOCK 0 /* block cursor */ 3110 #define SHAPE_HOR 1 /* horizontal bar cursor */ 3111 #define SHAPE_VER 2 /* vertical bar cursor */ 3112 3113 #define MSHAPE_NUMBERED 1000 /* offset for shapes identified by number */ 3114 #define MSHAPE_HIDE 1 /* hide mouse pointer */ 3115 3116 #define SHAPE_MOUSE 1 /* used for mouse pointer shape */ 3117 #define SHAPE_CURSOR 2 /* used for text cursor shape */ 3118 3119 typedef struct cursor_entry 3120 { 3121 int shape; /* one of the SHAPE_ defines */ 3122 int mshape; /* one of the MSHAPE defines */ 3123 int percentage; /* percentage of cell for bar */ 3124 long blinkwait; /* blinking, wait time before blinking starts */ 3125 long blinkon; /* blinking, on time */ 3126 long blinkoff; /* blinking, off time */ 3127 int id; /* highlight group ID */ 3128 int id_lm; /* highlight group ID for :lmap mode */ 3129 char *name; /* mode name (fixed) */ 3130 char used_for; /* SHAPE_MOUSE and/or SHAPE_CURSOR */ 3131 } cursorentry_T; 3132 #endif /* CURSOR_SHAPE */ 3133 3134 #ifdef FEAT_MENU 3135 3136 /* Indices into vimmenu_T->strings[] and vimmenu_T->noremap[] for each mode */ 3137 #define MENU_INDEX_INVALID -1 3138 #define MENU_INDEX_NORMAL 0 3139 #define MENU_INDEX_VISUAL 1 3140 #define MENU_INDEX_SELECT 2 3141 #define MENU_INDEX_OP_PENDING 3 3142 #define MENU_INDEX_INSERT 4 3143 #define MENU_INDEX_CMDLINE 5 3144 #define MENU_INDEX_TERMINAL 6 3145 #define MENU_INDEX_TIP 7 3146 #define MENU_MODES 8 3147 3148 /* Menu modes */ 3149 #define MENU_NORMAL_MODE (1 << MENU_INDEX_NORMAL) 3150 #define MENU_VISUAL_MODE (1 << MENU_INDEX_VISUAL) 3151 #define MENU_SELECT_MODE (1 << MENU_INDEX_SELECT) 3152 #define MENU_OP_PENDING_MODE (1 << MENU_INDEX_OP_PENDING) 3153 #define MENU_INSERT_MODE (1 << MENU_INDEX_INSERT) 3154 #define MENU_CMDLINE_MODE (1 << MENU_INDEX_CMDLINE) 3155 #define MENU_TERMINAL_MODE (1 << MENU_INDEX_TERMINAL) 3156 #define MENU_TIP_MODE (1 << MENU_INDEX_TIP) 3157 #define MENU_ALL_MODES ((1 << MENU_INDEX_TIP) - 1) 3158 /*note MENU_INDEX_TIP is not a 'real' mode*/ 3159 3160 /* Start a menu name with this to not include it on the main menu bar */ 3161 #define MNU_HIDDEN_CHAR ']' 3162 3163 struct VimMenu 3164 { 3165 int modes; /* Which modes is this menu visible for? */ 3166 int enabled; /* for which modes the menu is enabled */ 3167 char_u *name; /* Name of menu, possibly translated */ 3168 char_u *dname; /* Displayed Name ("name" without '&') */ 3169 #ifdef FEAT_MULTI_LANG 3170 char_u *en_name; /* "name" untranslated, NULL when "name" 3171 * was not translated */ 3172 char_u *en_dname; /* "dname" untranslated, NULL when "dname" 3173 * was not translated */ 3174 #endif 3175 int mnemonic; /* mnemonic key (after '&') */ 3176 char_u *actext; /* accelerator text (after TAB) */ 3177 int priority; /* Menu order priority */ 3178 #ifdef FEAT_GUI 3179 void (*cb)(vimmenu_T *); /* Call-back routine */ 3180 #endif 3181 #ifdef FEAT_TOOLBAR 3182 char_u *iconfile; /* name of file for icon or NULL */ 3183 int iconidx; /* icon index (-1 if not set) */ 3184 int icon_builtin; /* icon names is BuiltIn{nr} */ 3185 #endif 3186 char_u *strings[MENU_MODES]; /* Mapped string for each mode */ 3187 int noremap[MENU_MODES]; /* A REMAP_ flag for each mode */ 3188 char silent[MENU_MODES]; /* A silent flag for each mode */ 3189 vimmenu_T *children; /* Children of sub-menu */ 3190 vimmenu_T *parent; /* Parent of menu */ 3191 vimmenu_T *next; /* Next item in menu */ 3192 #ifdef FEAT_GUI_X11 3193 Widget id; /* Manage this to enable item */ 3194 Widget submenu_id; /* If this is submenu, add children here */ 3195 #endif 3196 #ifdef FEAT_GUI_GTK 3197 GtkWidget *id; /* Manage this to enable item */ 3198 GtkWidget *submenu_id; /* If this is submenu, add children here */ 3199 # if defined(GTK_CHECK_VERSION) && !GTK_CHECK_VERSION(3,4,0) 3200 GtkWidget *tearoff_handle; 3201 # endif 3202 GtkWidget *label; /* Used by "set wak=" code. */ 3203 #endif 3204 #ifdef FEAT_GUI_MOTIF 3205 int sensitive; /* turn button on/off */ 3206 char **xpm; /* pixmap data */ 3207 char *xpm_fname; /* file with pixmap data */ 3208 #endif 3209 #ifdef FEAT_GUI_ATHENA 3210 Pixmap image; /* Toolbar image */ 3211 #endif 3212 #ifdef FEAT_BEVAL_TIP 3213 BalloonEval *tip; /* tooltip for this menu item */ 3214 #endif 3215 #ifdef FEAT_GUI_W32 3216 UINT id; /* Id of menu item */ 3217 HMENU submenu_id; /* If this is submenu, add children here */ 3218 HWND tearoff_handle; /* hWnd of tearoff if created */ 3219 #endif 3220 #ifdef FEAT_GUI_MAC 3221 /* MenuHandle id; */ 3222 /* short index; */ /* the item index within the father menu */ 3223 short menu_id; /* the menu id to which this item belong */ 3224 short submenu_id; /* the menu id of the children (could be 3225 get through some tricks) */ 3226 MenuHandle menu_handle; 3227 MenuHandle submenu_handle; 3228 #endif 3229 #ifdef FEAT_GUI_PHOTON 3230 PtWidget_t *id; 3231 PtWidget_t *submenu_id; 3232 #endif 3233 }; 3234 #else 3235 /* For generating prototypes when FEAT_MENU isn't defined. */ 3236 typedef int vimmenu_T; 3237 3238 #endif /* FEAT_MENU */ 3239 3240 /* 3241 * Struct to save values in before executing autocommands for a buffer that is 3242 * not the current buffer. 3243 */ 3244 typedef struct 3245 { 3246 buf_T *save_curbuf; /* saved curbuf */ 3247 int use_aucmd_win; /* using aucmd_win */ 3248 win_T *save_curwin; /* saved curwin */ 3249 win_T *new_curwin; /* new curwin */ 3250 bufref_T new_curbuf; /* new curbuf */ 3251 char_u *globaldir; /* saved value of globaldir */ 3252 } aco_save_T; 3253 3254 /* 3255 * Generic option table item, only used for printer at the moment. 3256 */ 3257 typedef struct 3258 { 3259 const char *name; 3260 int hasnum; 3261 long number; 3262 char_u *string; /* points into option string */ 3263 int strlen; 3264 int present; 3265 } option_table_T; 3266 3267 /* 3268 * Structure to hold printing color and font attributes. 3269 */ 3270 typedef struct 3271 { 3272 long_u fg_color; 3273 long_u bg_color; 3274 int bold; 3275 int italic; 3276 int underline; 3277 int undercurl; 3278 } prt_text_attr_T; 3279 3280 /* 3281 * Structure passed back to the generic printer code. 3282 */ 3283 typedef struct 3284 { 3285 int n_collated_copies; 3286 int n_uncollated_copies; 3287 int duplex; 3288 int chars_per_line; 3289 int lines_per_page; 3290 int has_color; 3291 prt_text_attr_T number; 3292 #ifdef FEAT_SYN_HL 3293 int modec; 3294 int do_syntax; 3295 #endif 3296 int user_abort; 3297 char_u *jobname; 3298 #ifdef FEAT_POSTSCRIPT 3299 char_u *outfile; 3300 char_u *arguments; 3301 #endif 3302 } prt_settings_T; 3303 3304 #define PRINT_NUMBER_WIDTH 8 3305 3306 /* 3307 * Used for popup menu items. 3308 */ 3309 typedef struct 3310 { 3311 char_u *pum_text; /* main menu text */ 3312 char_u *pum_kind; /* extra kind text (may be truncated) */ 3313 char_u *pum_extra; /* extra menu text (may be truncated) */ 3314 char_u *pum_info; /* extra info */ 3315 } pumitem_T; 3316 3317 /* 3318 * Structure used for get_tagfname(). 3319 */ 3320 typedef struct 3321 { 3322 char_u *tn_tags; /* value of 'tags' when starting */ 3323 char_u *tn_np; /* current position in tn_tags */ 3324 int tn_did_filefind_init; 3325 int tn_hf_idx; 3326 void *tn_search_ctx; 3327 } tagname_T; 3328 3329 /* 3330 * Array indexes used for cptext argument of ins_compl_add(). 3331 */ 3332 #define CPT_ABBR 0 /* "abbr" */ 3333 #define CPT_MENU 1 /* "menu" */ 3334 #define CPT_KIND 2 /* "kind" */ 3335 #define CPT_INFO 3 /* "info" */ 3336 #define CPT_USER_DATA 4 /* "user data" */ 3337 #define CPT_COUNT 5 /* Number of entries */ 3338 3339 typedef struct { 3340 UINT32_T total[2]; 3341 UINT32_T state[8]; 3342 char_u buffer[64]; 3343 } context_sha256_T; 3344 3345 /* 3346 * types for expressions. 3347 */ 3348 typedef enum 3349 { 3350 TYPE_UNKNOWN = 0, 3351 TYPE_EQUAL, // == 3352 TYPE_NEQUAL, // != 3353 TYPE_GREATER, // > 3354 TYPE_GEQUAL, // >= 3355 TYPE_SMALLER, // < 3356 TYPE_SEQUAL, // <= 3357 TYPE_MATCH, // =~ 3358 TYPE_NOMATCH, // !~ 3359 } exptype_T; 3360 3361 /* 3362 * Structure used for reading in json_decode(). 3363 */ 3364 struct js_reader 3365 { 3366 char_u *js_buf; /* text to be decoded */ 3367 char_u *js_end; /* NUL in js_buf */ 3368 int js_used; /* bytes used from js_buf */ 3369 int (*js_fill)(struct js_reader *); 3370 /* function to fill the buffer or NULL; 3371 * return TRUE when the buffer was filled */ 3372 void *js_cookie; /* can be used by js_fill */ 3373 int js_cookie_arg; /* can be used by js_fill */ 3374 }; 3375 typedef struct js_reader js_read_T; 3376 3377 typedef struct timer_S timer_T; 3378 struct timer_S 3379 { 3380 long tr_id; 3381 #ifdef FEAT_TIMERS 3382 timer_T *tr_next; 3383 timer_T *tr_prev; 3384 proftime_T tr_due; /* when the callback is to be invoked */ 3385 char tr_firing; /* when TRUE callback is being called */ 3386 char tr_paused; /* when TRUE callback is not invoked */ 3387 int tr_repeat; /* number of times to repeat, -1 forever */ 3388 long tr_interval; /* msec */ 3389 char_u *tr_callback; /* allocated */ 3390 partial_T *tr_partial; 3391 int tr_emsg_count; 3392 #endif 3393 }; 3394 3395 /* Maximum number of commands from + or -c arguments. */ 3396 #define MAX_ARG_CMDS 10 3397 3398 /* values for "window_layout" */ 3399 #define WIN_HOR 1 /* "-o" horizontally split windows */ 3400 #define WIN_VER 2 /* "-O" vertically split windows */ 3401 #define WIN_TABS 3 /* "-p" windows on tab pages */ 3402 3403 /* Struct for various parameters passed between main() and other functions. */ 3404 typedef struct 3405 { 3406 int argc; 3407 char **argv; 3408 3409 char_u *fname; /* first file to edit */ 3410 3411 int evim_mode; /* started as "evim" */ 3412 char_u *use_vimrc; /* vimrc from -u argument */ 3413 int clean; /* --clean argument */ 3414 3415 int n_commands; /* no. of commands from + or -c */ 3416 char_u *commands[MAX_ARG_CMDS]; /* commands from + or -c arg. */ 3417 char_u cmds_tofree[MAX_ARG_CMDS]; /* commands that need free() */ 3418 int n_pre_commands; /* no. of commands from --cmd */ 3419 char_u *pre_commands[MAX_ARG_CMDS]; /* commands from --cmd argument */ 3420 3421 int edit_type; /* type of editing to do */ 3422 char_u *tagname; /* tag from -t argument */ 3423 #ifdef FEAT_QUICKFIX 3424 char_u *use_ef; /* 'errorfile' from -q argument */ 3425 #endif 3426 3427 int want_full_screen; 3428 int not_a_term; /* no warning for missing term? */ 3429 int tty_fail; /* exit if not a tty */ 3430 char_u *term; /* specified terminal name */ 3431 #ifdef FEAT_CRYPT 3432 int ask_for_key; /* -x argument */ 3433 #endif 3434 int no_swap_file; /* "-n" argument used */ 3435 #ifdef FEAT_EVAL 3436 int use_debug_break_level; 3437 #endif 3438 int window_count; /* number of windows to use */ 3439 int window_layout; /* 0, WIN_HOR, WIN_VER or WIN_TABS */ 3440 3441 #ifdef FEAT_CLIENTSERVER 3442 int serverArg; /* TRUE when argument for a server */ 3443 char_u *serverName_arg; /* cmdline arg for server name */ 3444 char_u *serverStr; /* remote server command */ 3445 char_u *serverStrEnc; /* encoding of serverStr */ 3446 char_u *servername; /* allocated name for our server */ 3447 #endif 3448 #if !defined(UNIX) 3449 # define EXPAND_FILENAMES 3450 int literal; /* don't expand file names */ 3451 #endif 3452 #ifdef MSWIN 3453 int full_path; /* file name argument was full path */ 3454 #endif 3455 #ifdef FEAT_DIFF 3456 int diff_mode; /* start with 'diff' set */ 3457 #endif 3458 } mparm_T; 3459 3460 /* 3461 * Structure returned by get_lval() and used by set_var_lval(). 3462 * For a plain name: 3463 * "name" points to the variable name. 3464 * "exp_name" is NULL. 3465 * "tv" is NULL 3466 * For a magic braces name: 3467 * "name" points to the expanded variable name. 3468 * "exp_name" is non-NULL, to be freed later. 3469 * "tv" is NULL 3470 * For an index in a list: 3471 * "name" points to the (expanded) variable name. 3472 * "exp_name" NULL or non-NULL, to be freed later. 3473 * "tv" points to the (first) list item value 3474 * "li" points to the (first) list item 3475 * "range", "n1", "n2" and "empty2" indicate what items are used. 3476 * For an existing Dict item: 3477 * "name" points to the (expanded) variable name. 3478 * "exp_name" NULL or non-NULL, to be freed later. 3479 * "tv" points to the dict item value 3480 * "newkey" is NULL 3481 * For a non-existing Dict item: 3482 * "name" points to the (expanded) variable name. 3483 * "exp_name" NULL or non-NULL, to be freed later. 3484 * "tv" points to the Dictionary typval_T 3485 * "newkey" is the key for the new item. 3486 */ 3487 typedef struct lval_S 3488 { 3489 char_u *ll_name; /* start of variable name (can be NULL) */ 3490 char_u *ll_exp_name; /* NULL or expanded name in allocated memory. */ 3491 typval_T *ll_tv; /* Typeval of item being used. If "newkey" 3492 isn't NULL it's the Dict to which to add 3493 the item. */ 3494 listitem_T *ll_li; /* The list item or NULL. */ 3495 list_T *ll_list; /* The list or NULL. */ 3496 int ll_range; /* TRUE when a [i:j] range was used */ 3497 long ll_n1; /* First index for list */ 3498 long ll_n2; /* Second index for list range */ 3499 int ll_empty2; /* Second index is empty: [i:] */ 3500 dict_T *ll_dict; /* The Dictionary or NULL */ 3501 dictitem_T *ll_di; /* The dictitem or NULL */ 3502 char_u *ll_newkey; /* New key for Dict in alloc. mem or NULL. */ 3503 } lval_T; 3504 3505 /* Structure used to save the current state. Used when executing Normal mode 3506 * commands while in any other mode. */ 3507 typedef struct { 3508 int save_msg_scroll; 3509 int save_restart_edit; 3510 int save_msg_didout; 3511 int save_State; 3512 int save_insertmode; 3513 int save_finish_op; 3514 int save_opcount; 3515 tasave_T tabuf; 3516 } save_state_T; 3517 3518 typedef struct { 3519 varnumber_T vv_prevcount; 3520 varnumber_T vv_count; 3521 varnumber_T vv_count1; 3522 } vimvars_save_T; 3523