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 colnr_T coladd; // extra virtual column 31 } pos_T; 32 33 34 /* 35 * Same, but without coladd. 36 */ 37 typedef struct 38 { 39 linenr_T lnum; // line number 40 colnr_T col; // column number 41 } lpos_T; 42 43 /* 44 * Structure used for growing arrays. 45 * This is used to store information that only grows, is deleted all at 46 * once, and needs to be accessed by index. See ga_clear() and ga_grow(). 47 */ 48 typedef struct growarray 49 { 50 int ga_len; /* current number of items used */ 51 int ga_maxlen; /* maximum number of items possible */ 52 int ga_itemsize; /* sizeof(item) */ 53 int ga_growsize; /* number of items to grow each time */ 54 void *ga_data; /* pointer to the first item */ 55 } garray_T; 56 57 #define GA_EMPTY {0, 0, 0, 0, NULL} 58 59 typedef struct window_S win_T; 60 typedef struct wininfo_S wininfo_T; 61 typedef struct frame_S frame_T; 62 typedef int scid_T; /* script ID */ 63 typedef struct file_buffer buf_T; /* forward declaration */ 64 typedef struct terminal_S term_T; 65 66 #ifdef FEAT_MENU 67 typedef struct VimMenu vimmenu_T; 68 #endif 69 70 /* 71 * SCript ConteXt (SCTX): identifies a script script line. 72 * When sourcing a script "sc_lnum" is zero, "sourcing_lnum" is the current 73 * line number. When executing a user function "sc_lnum" is the line where the 74 * function was defined, "sourcing_lnum" is the line number inside the 75 * function. When stored with a function, mapping, option, etc. "sc_lnum" is 76 * the line number in the script "sc_sid". 77 */ 78 typedef struct { 79 scid_T sc_sid; // script ID 80 int sc_seq; // sourcing sequence number 81 linenr_T sc_lnum; // line number 82 int sc_version; // :scriptversion 83 } sctx_T; 84 85 /* 86 * Reference to a buffer that stores the value of buf_free_count. 87 * bufref_valid() only needs to check "buf" when the count differs. 88 */ 89 typedef struct { 90 buf_T *br_buf; 91 int br_fnum; 92 int br_buf_free_count; 93 } bufref_T; 94 95 /* 96 * This is here because regexp.h needs pos_T and below regprog_T is used. 97 */ 98 #include "regexp.h" 99 100 /* 101 * This is here because gui.h needs the pos_T and win_T, and win_T needs gui.h 102 * for scrollbar_T. 103 */ 104 #ifdef FEAT_GUI 105 # include "gui.h" 106 #else 107 # ifdef FEAT_XCLIPBOARD 108 # include <X11/Intrinsic.h> 109 # endif 110 # define guicolor_T long 111 # define INVALCOLOR ((guicolor_T)0x1ffffff) 112 /* only used for cterm.bg_rgb and cterm.fg_rgb: use cterm color */ 113 # define CTERMCOLOR ((guicolor_T)0x1fffffe) 114 #endif 115 #define COLOR_INVALID(x) ((x) == INVALCOLOR || (x) == CTERMCOLOR) 116 117 /* 118 * marks: positions in a file 119 * (a normal mark is a lnum/col pair, the same as a file position) 120 */ 121 122 /* (Note: for EBCDIC there are more than 26, because there are gaps in the 123 * alphabet coding. To minimize changes to the code, I decided to just 124 * increase the number of possible marks. */ 125 #define NMARKS ('z' - 'a' + 1) /* max. # of named marks */ 126 #define JUMPLISTSIZE 100 /* max. # of marks in jump list */ 127 #define TAGSTACKSIZE 20 /* max. # of tags in tag stack */ 128 129 typedef struct filemark 130 { 131 pos_T mark; /* cursor position */ 132 int fnum; /* file number */ 133 } fmark_T; 134 135 /* Xtended file mark: also has a file name */ 136 typedef struct xfilemark 137 { 138 fmark_T fmark; 139 char_u *fname; /* file name, used when fnum == 0 */ 140 #ifdef FEAT_VIMINFO 141 time_T time_set; 142 #endif 143 } xfmark_T; 144 145 /* 146 * The taggy struct is used to store the information about a :tag command. 147 */ 148 typedef struct taggy 149 { 150 char_u *tagname; // tag name 151 fmark_T fmark; // cursor position BEFORE ":tag" 152 int cur_match; // match number 153 int cur_fnum; // buffer number used for cur_match 154 char_u *user_data; // used with tagfunc 155 } taggy_T; 156 157 /* 158 * Structure that contains all options that are local to a window. 159 * Used twice in a window: for the current buffer and for all buffers. 160 * Also used in wininfo_T. 161 */ 162 typedef struct 163 { 164 #ifdef FEAT_ARABIC 165 int wo_arab; 166 # define w_p_arab w_onebuf_opt.wo_arab /* 'arabic' */ 167 #endif 168 #ifdef FEAT_LINEBREAK 169 int wo_bri; 170 # define w_p_bri w_onebuf_opt.wo_bri /* 'breakindent' */ 171 char_u *wo_briopt; 172 # define w_p_briopt w_onebuf_opt.wo_briopt /* 'breakindentopt' */ 173 #endif 174 #ifdef FEAT_DIFF 175 int wo_diff; 176 # define w_p_diff w_onebuf_opt.wo_diff /* 'diff' */ 177 #endif 178 #ifdef FEAT_FOLDING 179 long wo_fdc; 180 # define w_p_fdc w_onebuf_opt.wo_fdc /* 'foldcolumn' */ 181 int wo_fdc_save; 182 # define w_p_fdc_save w_onebuf_opt.wo_fdc_save /* 'foldenable' saved for diff mode */ 183 int wo_fen; 184 # define w_p_fen w_onebuf_opt.wo_fen /* 'foldenable' */ 185 int wo_fen_save; 186 # define w_p_fen_save w_onebuf_opt.wo_fen_save /* 'foldenable' saved for diff mode */ 187 char_u *wo_fdi; 188 # define w_p_fdi w_onebuf_opt.wo_fdi /* 'foldignore' */ 189 long wo_fdl; 190 # define w_p_fdl w_onebuf_opt.wo_fdl /* 'foldlevel' */ 191 int wo_fdl_save; 192 # define w_p_fdl_save w_onebuf_opt.wo_fdl_save /* 'foldlevel' state saved for diff mode */ 193 char_u *wo_fdm; 194 # define w_p_fdm w_onebuf_opt.wo_fdm /* 'foldmethod' */ 195 char_u *wo_fdm_save; 196 # define w_p_fdm_save w_onebuf_opt.wo_fdm_save /* 'fdm' saved for diff mode */ 197 long wo_fml; 198 # define w_p_fml w_onebuf_opt.wo_fml /* 'foldminlines' */ 199 long wo_fdn; 200 # define w_p_fdn w_onebuf_opt.wo_fdn /* 'foldnestmax' */ 201 # ifdef FEAT_EVAL 202 char_u *wo_fde; 203 # define w_p_fde w_onebuf_opt.wo_fde /* 'foldexpr' */ 204 char_u *wo_fdt; 205 # define w_p_fdt w_onebuf_opt.wo_fdt /* 'foldtext' */ 206 # endif 207 char_u *wo_fmr; 208 # define w_p_fmr w_onebuf_opt.wo_fmr /* 'foldmarker' */ 209 #endif 210 #ifdef FEAT_LINEBREAK 211 int wo_lbr; 212 # define w_p_lbr w_onebuf_opt.wo_lbr /* 'linebreak' */ 213 #endif 214 int wo_list; 215 #define w_p_list w_onebuf_opt.wo_list /* 'list' */ 216 int wo_nu; 217 #define w_p_nu w_onebuf_opt.wo_nu /* 'number' */ 218 int wo_rnu; 219 #define w_p_rnu w_onebuf_opt.wo_rnu /* 'relativenumber' */ 220 #ifdef FEAT_LINEBREAK 221 long wo_nuw; 222 # define w_p_nuw w_onebuf_opt.wo_nuw /* 'numberwidth' */ 223 #endif 224 int wo_wfh; 225 # define w_p_wfh w_onebuf_opt.wo_wfh /* 'winfixheight' */ 226 int wo_wfw; 227 # define w_p_wfw w_onebuf_opt.wo_wfw /* 'winfixwidth' */ 228 #if defined(FEAT_QUICKFIX) 229 int wo_pvw; 230 # define w_p_pvw w_onebuf_opt.wo_pvw /* 'previewwindow' */ 231 #endif 232 #ifdef FEAT_RIGHTLEFT 233 int wo_rl; 234 # define w_p_rl w_onebuf_opt.wo_rl /* 'rightleft' */ 235 char_u *wo_rlc; 236 # define w_p_rlc w_onebuf_opt.wo_rlc /* 'rightleftcmd' */ 237 #endif 238 long wo_scr; 239 #define w_p_scr w_onebuf_opt.wo_scr /* 'scroll' */ 240 #ifdef FEAT_SPELL 241 int wo_spell; 242 # define w_p_spell w_onebuf_opt.wo_spell /* 'spell' */ 243 #endif 244 #ifdef FEAT_SYN_HL 245 int wo_cuc; 246 # define w_p_cuc w_onebuf_opt.wo_cuc /* 'cursorcolumn' */ 247 int wo_cul; 248 # define w_p_cul w_onebuf_opt.wo_cul /* 'cursorline' */ 249 char_u *wo_cc; 250 # define w_p_cc w_onebuf_opt.wo_cc /* 'colorcolumn' */ 251 #endif 252 #ifdef FEAT_STL_OPT 253 char_u *wo_stl; 254 #define w_p_stl w_onebuf_opt.wo_stl /* 'statusline' */ 255 #endif 256 int wo_scb; 257 #define w_p_scb w_onebuf_opt.wo_scb /* 'scrollbind' */ 258 int wo_diff_saved; /* options were saved for starting diff mode */ 259 #define w_p_diff_saved w_onebuf_opt.wo_diff_saved 260 int wo_scb_save; /* 'scrollbind' saved for diff mode*/ 261 #define w_p_scb_save w_onebuf_opt.wo_scb_save 262 int wo_wrap; 263 #define w_p_wrap w_onebuf_opt.wo_wrap /* 'wrap' */ 264 #ifdef FEAT_DIFF 265 int wo_wrap_save; /* 'wrap' state saved for diff mode*/ 266 # define w_p_wrap_save w_onebuf_opt.wo_wrap_save 267 #endif 268 #ifdef FEAT_CONCEAL 269 char_u *wo_cocu; /* 'concealcursor' */ 270 # define w_p_cocu w_onebuf_opt.wo_cocu 271 long wo_cole; /* 'conceallevel' */ 272 # define w_p_cole w_onebuf_opt.wo_cole 273 #endif 274 int wo_crb; 275 #define w_p_crb w_onebuf_opt.wo_crb /* 'cursorbind' */ 276 int wo_crb_save; /* 'cursorbind' state saved for diff mode*/ 277 #define w_p_crb_save w_onebuf_opt.wo_crb_save 278 #ifdef FEAT_SIGNS 279 char_u *wo_scl; 280 # define w_p_scl w_onebuf_opt.wo_scl /* 'signcolumn' */ 281 #endif 282 #ifdef FEAT_TERMINAL 283 char_u *wo_twk; 284 # define w_p_twk w_onebuf_opt.wo_twk /* 'termwinkey' */ 285 char_u *wo_tws; 286 # define w_p_tws w_onebuf_opt.wo_tws /* 'termwinsize' */ 287 #endif 288 289 #ifdef FEAT_EVAL 290 sctx_T wo_script_ctx[WV_COUNT]; /* SCTXs for window-local options */ 291 # define w_p_script_ctx w_onebuf_opt.wo_script_ctx 292 #endif 293 } winopt_T; 294 295 /* 296 * Window info stored with a buffer. 297 * 298 * Two types of info are kept for a buffer which are associated with a 299 * specific window: 300 * 1. Each window can have a different line number associated with a buffer. 301 * 2. The window-local options for a buffer work in a similar way. 302 * The window-info is kept in a list at b_wininfo. It is kept in 303 * most-recently-used order. 304 */ 305 struct wininfo_S 306 { 307 wininfo_T *wi_next; /* next entry or NULL for last entry */ 308 wininfo_T *wi_prev; /* previous entry or NULL for first entry */ 309 win_T *wi_win; /* pointer to window that did set wi_fpos */ 310 pos_T wi_fpos; /* last cursor position in the file */ 311 int wi_optset; /* TRUE when wi_opt has useful values */ 312 winopt_T wi_opt; /* local window options */ 313 #ifdef FEAT_FOLDING 314 int wi_fold_manual; /* copy of w_fold_manual */ 315 garray_T wi_folds; /* clone of w_folds */ 316 #endif 317 }; 318 319 /* 320 * Info used to pass info about a fold from the fold-detection code to the 321 * code that displays the foldcolumn. 322 */ 323 typedef struct foldinfo 324 { 325 int fi_level; /* level of the fold; when this is zero the 326 other fields are invalid */ 327 int fi_lnum; /* line number where fold starts */ 328 int fi_low_level; /* lowest fold level that starts in the same 329 line */ 330 } foldinfo_T; 331 332 /* Structure to store info about the Visual area. */ 333 typedef struct 334 { 335 pos_T vi_start; /* start pos of last VIsual */ 336 pos_T vi_end; /* end position of last VIsual */ 337 int vi_mode; /* VIsual_mode of last VIsual */ 338 colnr_T vi_curswant; /* MAXCOL from w_curswant */ 339 } visualinfo_T; 340 341 /* 342 * structures used for undo 343 */ 344 345 // One line saved for undo. After the NUL terminated text there might be text 346 // properties, thus ul_len can be larger than STRLEN(ul_line) + 1. 347 typedef struct { 348 char_u *ul_line; // text of the line 349 long ul_len; // length of the line including NUL, plus text 350 // properties 351 } undoline_T; 352 353 typedef struct u_entry u_entry_T; 354 typedef struct u_header u_header_T; 355 struct u_entry 356 { 357 u_entry_T *ue_next; /* pointer to next entry in list */ 358 linenr_T ue_top; /* number of line above undo block */ 359 linenr_T ue_bot; /* number of line below undo block */ 360 linenr_T ue_lcount; /* linecount when u_save called */ 361 undoline_T *ue_array; /* array of lines in undo block */ 362 long ue_size; /* number of lines in ue_array */ 363 #ifdef U_DEBUG 364 int ue_magic; /* magic number to check allocation */ 365 #endif 366 }; 367 368 struct u_header 369 { 370 /* The following have a pointer and a number. The number is used when 371 * reading the undo file in u_read_undo() */ 372 union { 373 u_header_T *ptr; /* pointer to next undo header in list */ 374 long seq; 375 } uh_next; 376 union { 377 u_header_T *ptr; /* pointer to previous header in list */ 378 long seq; 379 } uh_prev; 380 union { 381 u_header_T *ptr; /* pointer to next header for alt. redo */ 382 long seq; 383 } uh_alt_next; 384 union { 385 u_header_T *ptr; /* pointer to previous header for alt. redo */ 386 long seq; 387 } uh_alt_prev; 388 long uh_seq; /* sequence number, higher == newer undo */ 389 int uh_walk; /* used by undo_time() */ 390 u_entry_T *uh_entry; /* pointer to first entry */ 391 u_entry_T *uh_getbot_entry; /* pointer to where ue_bot must be set */ 392 pos_T uh_cursor; /* cursor position before saving */ 393 long uh_cursor_vcol; 394 int uh_flags; /* see below */ 395 pos_T uh_namedm[NMARKS]; /* marks before undo/after redo */ 396 visualinfo_T uh_visual; /* Visual areas before undo/after redo */ 397 time_T uh_time; /* timestamp when the change was made */ 398 long uh_save_nr; /* set when the file was saved after the 399 changes in this block */ 400 #ifdef U_DEBUG 401 int uh_magic; /* magic number to check allocation */ 402 #endif 403 }; 404 405 /* values for uh_flags */ 406 #define UH_CHANGED 0x01 /* b_changed flag before undo/after redo */ 407 #define UH_EMPTYBUF 0x02 /* buffer was empty */ 408 409 /* 410 * structures used in undo.c 411 */ 412 #define ALIGN_LONG /* longword alignment and use filler byte */ 413 #define ALIGN_SIZE (sizeof(long)) 414 415 #define ALIGN_MASK (ALIGN_SIZE - 1) 416 417 typedef struct m_info minfo_T; 418 419 /* 420 * structure used to link chunks in one of the free chunk lists. 421 */ 422 struct m_info 423 { 424 #ifdef ALIGN_LONG 425 long_u m_size; /* size of the chunk (including m_info) */ 426 #else 427 short_u m_size; /* size of the chunk (including m_info) */ 428 #endif 429 minfo_T *m_next; /* pointer to next free chunk in the list */ 430 }; 431 432 /* 433 * things used in memfile.c 434 */ 435 436 typedef struct block_hdr bhdr_T; 437 typedef struct memfile memfile_T; 438 typedef long blocknr_T; 439 440 /* 441 * mf_hashtab_T is a chained hashtable with blocknr_T key and arbitrary 442 * structures as items. This is an intrusive data structure: we require 443 * that items begin with mf_hashitem_T which contains the key and linked 444 * list pointers. List of items in each bucket is doubly-linked. 445 */ 446 447 typedef struct mf_hashitem_S mf_hashitem_T; 448 449 struct mf_hashitem_S 450 { 451 mf_hashitem_T *mhi_next; 452 mf_hashitem_T *mhi_prev; 453 blocknr_T mhi_key; 454 }; 455 456 #define MHT_INIT_SIZE 64 457 458 typedef struct mf_hashtab_S 459 { 460 long_u mht_mask; /* mask used for hash value (nr of items 461 * in array is "mht_mask" + 1) */ 462 long_u mht_count; /* nr of items inserted into hashtable */ 463 mf_hashitem_T **mht_buckets; /* points to mht_small_buckets or 464 *dynamically allocated array */ 465 mf_hashitem_T *mht_small_buckets[MHT_INIT_SIZE]; /* initial buckets */ 466 char mht_fixed; /* non-zero value forbids growth */ 467 } mf_hashtab_T; 468 469 /* 470 * for each (previously) used block in the memfile there is one block header. 471 * 472 * The block may be linked in the used list OR in the free list. 473 * The used blocks are also kept in hash lists. 474 * 475 * The used list is a doubly linked list, most recently used block first. 476 * The blocks in the used list have a block of memory allocated. 477 * mf_used_count is the number of pages in the used list. 478 * The hash lists are used to quickly find a block in the used list. 479 * The free list is a single linked list, not sorted. 480 * The blocks in the free list have no block of memory allocated and 481 * the contents of the block in the file (if any) is irrelevant. 482 */ 483 484 struct block_hdr 485 { 486 mf_hashitem_T bh_hashitem; /* header for hash table and key */ 487 #define bh_bnum bh_hashitem.mhi_key /* block number, part of bh_hashitem */ 488 489 bhdr_T *bh_next; /* next block_hdr in free or used list */ 490 bhdr_T *bh_prev; /* previous block_hdr in used list */ 491 char_u *bh_data; /* pointer to memory (for used block) */ 492 int bh_page_count; /* number of pages in this block */ 493 494 #define BH_DIRTY 1 495 #define BH_LOCKED 2 496 char bh_flags; /* BH_DIRTY or BH_LOCKED */ 497 }; 498 499 /* 500 * when a block with a negative number is flushed to the file, it gets 501 * a positive number. Because the reference to the block is still the negative 502 * number, we remember the translation to the new positive number in the 503 * double linked trans lists. The structure is the same as the hash lists. 504 */ 505 typedef struct nr_trans NR_TRANS; 506 507 struct nr_trans 508 { 509 mf_hashitem_T nt_hashitem; /* header for hash table and key */ 510 #define nt_old_bnum nt_hashitem.mhi_key /* old, negative, number */ 511 512 blocknr_T nt_new_bnum; /* new, positive, number */ 513 }; 514 515 516 typedef struct buffblock buffblock_T; 517 typedef struct buffheader buffheader_T; 518 519 /* 520 * structure used to store one block of the stuff/redo/recording buffers 521 */ 522 struct buffblock 523 { 524 buffblock_T *b_next; /* pointer to next buffblock */ 525 char_u b_str[1]; /* contents (actually longer) */ 526 }; 527 528 /* 529 * header used for the stuff buffer and the redo buffer 530 */ 531 struct buffheader 532 { 533 buffblock_T bh_first; /* first (dummy) block of list */ 534 buffblock_T *bh_curr; /* buffblock for appending */ 535 int bh_index; /* index for reading */ 536 int bh_space; /* space in bh_curr for appending */ 537 }; 538 539 typedef struct 540 { 541 buffheader_T sr_redobuff; 542 buffheader_T sr_old_redobuff; 543 } save_redo_T; 544 545 /* 546 * used for completion on the command line 547 */ 548 typedef struct expand 549 { 550 int xp_context; /* type of expansion */ 551 char_u *xp_pattern; /* start of item to expand */ 552 int xp_pattern_len; /* bytes in xp_pattern before cursor */ 553 #if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) 554 char_u *xp_arg; /* completion function */ 555 sctx_T xp_script_ctx; /* SCTX for completion function */ 556 #endif 557 int xp_backslash; /* one of the XP_BS_ values */ 558 #ifndef BACKSLASH_IN_FILENAME 559 int xp_shell; /* TRUE for a shell command, more 560 characters need to be escaped */ 561 #endif 562 int xp_numfiles; /* number of files found by 563 file name completion */ 564 char_u **xp_files; /* list of files */ 565 char_u *xp_line; /* text being completed */ 566 int xp_col; /* cursor position in line */ 567 } expand_T; 568 569 /* values for xp_backslash */ 570 #define XP_BS_NONE 0 /* nothing special for backslashes */ 571 #define XP_BS_ONE 1 /* uses one backslash before a space */ 572 #define XP_BS_THREE 2 /* uses three backslashes before a space */ 573 574 /* 575 * Command modifiers ":vertical", ":browse", ":confirm" and ":hide" set a flag. 576 * This needs to be saved for recursive commands, put them in a structure for 577 * easy manipulation. 578 */ 579 typedef struct 580 { 581 int hide; /* TRUE when ":hide" was used */ 582 # ifdef FEAT_BROWSE_CMD 583 int browse; /* TRUE to invoke file dialog */ 584 # endif 585 int split; /* flags for win_split() */ 586 int tab; /* > 0 when ":tab" was used */ 587 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 588 int confirm; /* TRUE to invoke yes/no dialog */ 589 # endif 590 int keepalt; /* TRUE when ":keepalt" was used */ 591 int keepmarks; /* TRUE when ":keepmarks" was used */ 592 int keepjumps; /* TRUE when ":keepjumps" was used */ 593 int lockmarks; /* TRUE when ":lockmarks" was used */ 594 int keeppatterns; /* TRUE when ":keeppatterns" was used */ 595 int noswapfile; /* TRUE when ":noswapfile" was used */ 596 char_u *save_ei; /* saved value of 'eventignore' */ 597 regmatch_T filter_regmatch; /* set by :filter /pat/ */ 598 int filter_force; /* set for :filter! */ 599 } cmdmod_T; 600 601 #define MF_SEED_LEN 8 602 603 struct memfile 604 { 605 char_u *mf_fname; /* name of the file */ 606 char_u *mf_ffname; /* idem, full path */ 607 int mf_fd; /* file descriptor */ 608 bhdr_T *mf_free_first; /* first block_hdr in free list */ 609 bhdr_T *mf_used_first; /* mru block_hdr in used list */ 610 bhdr_T *mf_used_last; /* lru block_hdr in used list */ 611 unsigned mf_used_count; /* number of pages in used list */ 612 unsigned mf_used_count_max; /* maximum number of pages in memory */ 613 mf_hashtab_T mf_hash; /* hash lists */ 614 mf_hashtab_T mf_trans; /* trans lists */ 615 blocknr_T mf_blocknr_max; /* highest positive block number + 1*/ 616 blocknr_T mf_blocknr_min; /* lowest negative block number - 1 */ 617 blocknr_T mf_neg_count; /* number of negative blocks numbers */ 618 blocknr_T mf_infile_count; /* number of pages in the file */ 619 unsigned mf_page_size; /* number of bytes in a page */ 620 int mf_dirty; /* TRUE if there are dirty blocks */ 621 #ifdef FEAT_CRYPT 622 buf_T *mf_buffer; /* buffer this memfile is for */ 623 char_u mf_seed[MF_SEED_LEN]; /* seed for encryption */ 624 625 /* Values for key, method and seed used for reading data blocks when 626 * updating for a newly set key or method. Only when mf_old_key != NULL. */ 627 char_u *mf_old_key; 628 int mf_old_cm; 629 char_u mf_old_seed[MF_SEED_LEN]; 630 #endif 631 }; 632 633 /* 634 * things used in memline.c 635 */ 636 /* 637 * When searching for a specific line, we remember what blocks in the tree 638 * are the branches leading to that block. This is stored in ml_stack. Each 639 * entry is a pointer to info in a block (may be data block or pointer block) 640 */ 641 typedef struct info_pointer 642 { 643 blocknr_T ip_bnum; /* block number */ 644 linenr_T ip_low; /* lowest lnum in this block */ 645 linenr_T ip_high; /* highest lnum in this block */ 646 int ip_index; /* index for block with current lnum */ 647 } infoptr_T; /* block/index pair */ 648 649 #ifdef FEAT_BYTEOFF 650 typedef struct ml_chunksize 651 { 652 int mlcs_numlines; 653 long mlcs_totalsize; 654 } chunksize_T; 655 656 /* Flags when calling ml_updatechunk() */ 657 658 #define ML_CHNK_ADDLINE 1 659 #define ML_CHNK_DELLINE 2 660 #define ML_CHNK_UPDLINE 3 661 #endif 662 663 /* 664 * the memline structure holds all the information about a memline 665 */ 666 typedef struct memline 667 { 668 linenr_T ml_line_count; /* number of lines in the buffer */ 669 670 memfile_T *ml_mfp; /* pointer to associated memfile */ 671 672 #define ML_EMPTY 1 /* empty buffer */ 673 #define ML_LINE_DIRTY 2 /* cached line was changed and allocated */ 674 #define ML_LOCKED_DIRTY 4 /* ml_locked was changed */ 675 #define ML_LOCKED_POS 8 /* ml_locked needs positive block number */ 676 int ml_flags; 677 678 infoptr_T *ml_stack; /* stack of pointer blocks (array of IPTRs) */ 679 int ml_stack_top; /* current top of ml_stack */ 680 int ml_stack_size; /* total number of entries in ml_stack */ 681 682 linenr_T ml_line_lnum; /* line number of cached line, 0 if not valid */ 683 char_u *ml_line_ptr; /* pointer to cached line */ 684 colnr_T ml_line_len; /* length of the cached line, including NUL */ 685 686 bhdr_T *ml_locked; /* block used by last ml_get */ 687 linenr_T ml_locked_low; /* first line in ml_locked */ 688 linenr_T ml_locked_high; /* last line in ml_locked */ 689 int ml_locked_lineadd; /* number of lines inserted in ml_locked */ 690 #ifdef FEAT_BYTEOFF 691 chunksize_T *ml_chunksize; 692 int ml_numchunks; 693 int ml_usedchunks; 694 #endif 695 } memline_T; 696 697 698 /* 699 * Structure defining text properties. These stick with the text. 700 * When stored in memline they are after the text, ml_line_len is larger than 701 * STRLEN(ml_line_ptr) + 1. 702 */ 703 typedef struct textprop_S 704 { 705 colnr_T tp_col; // start column (one based, in bytes) 706 colnr_T tp_len; // length in bytes 707 int tp_id; // identifier 708 int tp_type; // property type 709 int tp_flags; // TP_FLAG_ values 710 } textprop_T; 711 712 #define TP_FLAG_CONT_NEXT 1 // property continues in next line 713 #define TP_FLAG_CONT_PREV 2 // property was continued from prev line 714 715 /* 716 * Structure defining a property type. 717 */ 718 typedef struct proptype_S 719 { 720 int pt_id; // value used for tp_id 721 int pt_type; // number used for tp_type 722 int pt_hl_id; // highlighting 723 int pt_priority; // priority 724 int pt_flags; // PT_FLAG_ values 725 char_u pt_name[1]; // property type name, actually longer 726 } proptype_T; 727 728 #define PT_FLAG_INS_START_INCL 1 // insert at start included in property 729 #define PT_FLAG_INS_END_INCL 2 // insert at end included in property 730 #define PT_FLAG_COMBINE 4 // combine with syntax highlight 731 732 // Sign group 733 typedef struct signgroup_S 734 { 735 short_u refcount; // number of signs in this group 736 int next_sign_id; // next sign id for this group 737 char_u sg_name[1]; // sign group name 738 } signgroup_T; 739 740 typedef struct signlist signlist_T; 741 742 struct signlist 743 { 744 int id; /* unique identifier for each placed sign */ 745 linenr_T lnum; /* line number which has this sign */ 746 int typenr; /* typenr of sign */ 747 signgroup_T *group; /* sign group */ 748 int priority; /* priority for highlighting */ 749 signlist_T *next; /* next signlist entry */ 750 signlist_T *prev; /* previous entry -- for easy reordering */ 751 }; 752 753 #if defined(FEAT_SIGNS) || defined(PROTO) 754 // Macros to get the sign group structure from the group name 755 #define SGN_KEY_OFF offsetof(signgroup_T, sg_name) 756 #define HI2SG(hi) ((signgroup_T *)((hi)->hi_key - SGN_KEY_OFF)) 757 758 // Default sign priority for highlighting 759 #define SIGN_DEF_PRIO 10 760 761 /* type argument for buf_getsigntype() */ 762 #define SIGN_ANY 0 763 #define SIGN_LINEHL 1 764 #define SIGN_ICON 2 765 #define SIGN_TEXT 3 766 #endif 767 768 /* 769 * Argument list: Array of file names. 770 * Used for the global argument list and the argument lists local to a window. 771 */ 772 typedef struct arglist 773 { 774 garray_T al_ga; /* growarray with the array of file names */ 775 int al_refcount; /* number of windows using this arglist */ 776 int id; /* id of this arglist */ 777 } alist_T; 778 779 /* 780 * For each argument remember the file name as it was given, and the buffer 781 * number that contains the expanded file name (required for when ":cd" is 782 * used. 783 */ 784 typedef struct argentry 785 { 786 char_u *ae_fname; /* file name as specified */ 787 int ae_fnum; /* buffer number with expanded file name */ 788 } aentry_T; 789 790 #define ALIST(win) (win)->w_alist 791 #define GARGLIST ((aentry_T *)global_alist.al_ga.ga_data) 792 #define ARGLIST ((aentry_T *)ALIST(curwin)->al_ga.ga_data) 793 #define WARGLIST(wp) ((aentry_T *)ALIST(wp)->al_ga.ga_data) 794 #define AARGLIST(al) ((aentry_T *)((al)->al_ga.ga_data)) 795 #define GARGCOUNT (global_alist.al_ga.ga_len) 796 #define ARGCOUNT (ALIST(curwin)->al_ga.ga_len) 797 #define WARGCOUNT(wp) (ALIST(wp)->al_ga.ga_len) 798 799 /* 800 * A list used for saving values of "emsg_silent". Used by ex_try() to save the 801 * value of "emsg_silent" if it was non-zero. When this is done, the CSF_SILENT 802 * flag below is set. 803 */ 804 805 typedef struct eslist_elem eslist_T; 806 struct eslist_elem 807 { 808 int saved_emsg_silent; /* saved value of "emsg_silent" */ 809 eslist_T *next; /* next element on the list */ 810 }; 811 812 /* 813 * For conditional commands a stack is kept of nested conditionals. 814 * When cs_idx < 0, there is no conditional command. 815 */ 816 #define CSTACK_LEN 50 817 818 struct condstack 819 { 820 short cs_flags[CSTACK_LEN]; /* CSF_ flags */ 821 char cs_pending[CSTACK_LEN]; /* CSTP_: what's pending in ":finally"*/ 822 union { 823 void *csp_rv[CSTACK_LEN]; /* return typeval for pending return */ 824 void *csp_ex[CSTACK_LEN]; /* exception for pending throw */ 825 } cs_pend; 826 void *cs_forinfo[CSTACK_LEN]; /* info used by ":for" */ 827 int cs_line[CSTACK_LEN]; /* line nr of ":while"/":for" line */ 828 int cs_idx; /* current entry, or -1 if none */ 829 int cs_looplevel; /* nr of nested ":while"s and ":for"s */ 830 int cs_trylevel; /* nr of nested ":try"s */ 831 eslist_T *cs_emsg_silent_list; /* saved values of "emsg_silent" */ 832 char cs_lflags; /* loop flags: CSL_ flags */ 833 }; 834 # define cs_rettv cs_pend.csp_rv 835 # define cs_exception cs_pend.csp_ex 836 837 /* There is no CSF_IF, the lack of CSF_WHILE, CSF_FOR and CSF_TRY means ":if" 838 * was used. */ 839 # define CSF_TRUE 0x0001 /* condition was TRUE */ 840 # define CSF_ACTIVE 0x0002 /* current state is active */ 841 # define CSF_ELSE 0x0004 /* ":else" has been passed */ 842 # define CSF_WHILE 0x0008 /* is a ":while" */ 843 # define CSF_FOR 0x0010 /* is a ":for" */ 844 845 # define CSF_TRY 0x0100 /* is a ":try" */ 846 # define CSF_FINALLY 0x0200 /* ":finally" has been passed */ 847 # define CSF_THROWN 0x0400 /* exception thrown to this try conditional */ 848 # define CSF_CAUGHT 0x0800 /* exception caught by this try conditional */ 849 # define CSF_SILENT 0x1000 /* "emsg_silent" reset by ":try" */ 850 /* Note that CSF_ELSE is only used when CSF_TRY and CSF_WHILE are unset 851 * (an ":if"), and CSF_SILENT is only used when CSF_TRY is set. */ 852 853 /* 854 * What's pending for being reactivated at the ":endtry" of this try 855 * conditional: 856 */ 857 # define CSTP_NONE 0 /* nothing pending in ":finally" clause */ 858 # define CSTP_ERROR 1 /* an error is pending */ 859 # define CSTP_INTERRUPT 2 /* an interrupt is pending */ 860 # define CSTP_THROW 4 /* a throw is pending */ 861 # define CSTP_BREAK 8 /* ":break" is pending */ 862 # define CSTP_CONTINUE 16 /* ":continue" is pending */ 863 # define CSTP_RETURN 24 /* ":return" is pending */ 864 # define CSTP_FINISH 32 /* ":finish" is pending */ 865 866 /* 867 * Flags for the cs_lflags item in struct condstack. 868 */ 869 # define CSL_HAD_LOOP 1 /* just found ":while" or ":for" */ 870 # define CSL_HAD_ENDLOOP 2 /* just found ":endwhile" or ":endfor" */ 871 # define CSL_HAD_CONT 4 /* just found ":continue" */ 872 # define CSL_HAD_FINA 8 /* just found ":finally" */ 873 874 /* 875 * A list of error messages that can be converted to an exception. "throw_msg" 876 * is only set in the first element of the list. Usually, it points to the 877 * original message stored in that element, but sometimes it points to a later 878 * message in the list. See cause_errthrow() below. 879 */ 880 struct msglist 881 { 882 char *msg; /* original message */ 883 char *throw_msg; /* msg to throw: usually original one */ 884 struct msglist *next; /* next of several messages in a row */ 885 }; 886 887 /* 888 * The exception types. 889 */ 890 typedef enum 891 { 892 ET_USER, // exception caused by ":throw" command 893 ET_ERROR, // error exception 894 ET_INTERRUPT, // interrupt exception triggered by Ctrl-C 895 } except_type_T; 896 897 /* 898 * Structure describing an exception. 899 * (don't use "struct exception", it's used by the math library). 900 */ 901 typedef struct vim_exception except_T; 902 struct vim_exception 903 { 904 except_type_T type; /* exception type */ 905 char *value; /* exception value */ 906 struct msglist *messages; /* message(s) causing error exception */ 907 char_u *throw_name; /* name of the throw point */ 908 linenr_T throw_lnum; /* line number of the throw point */ 909 except_T *caught; /* next exception on the caught stack */ 910 }; 911 912 /* 913 * Structure to save the error/interrupt/exception state between calls to 914 * enter_cleanup() and leave_cleanup(). Must be allocated as an automatic 915 * variable by the (common) caller of these functions. 916 */ 917 typedef struct cleanup_stuff cleanup_T; 918 struct cleanup_stuff 919 { 920 int pending; /* error/interrupt/exception state */ 921 except_T *exception; /* exception value */ 922 }; 923 924 #ifdef FEAT_SYN_HL 925 /* struct passed to in_id_list() */ 926 struct sp_syn 927 { 928 int inc_tag; /* ":syn include" unique tag */ 929 short id; /* highlight group ID of item */ 930 short *cont_in_list; /* cont.in group IDs, if non-zero */ 931 }; 932 933 /* 934 * Each keyword has one keyentry, which is linked in a hash list. 935 */ 936 typedef struct keyentry keyentry_T; 937 938 struct keyentry 939 { 940 keyentry_T *ke_next; /* next entry with identical "keyword[]" */ 941 struct sp_syn k_syn; /* struct passed to in_id_list() */ 942 short *next_list; /* ID list for next match (if non-zero) */ 943 int flags; 944 int k_char; /* conceal substitute character */ 945 char_u keyword[1]; /* actually longer */ 946 }; 947 948 /* 949 * Struct used to store one state of the state stack. 950 */ 951 typedef struct buf_state 952 { 953 int bs_idx; /* index of pattern */ 954 int bs_flags; /* flags for pattern */ 955 #ifdef FEAT_CONCEAL 956 int bs_seqnr; /* stores si_seqnr */ 957 int bs_cchar; /* stores si_cchar */ 958 #endif 959 reg_extmatch_T *bs_extmatch; /* external matches from start pattern */ 960 } bufstate_T; 961 962 /* 963 * syn_state contains the syntax state stack for the start of one line. 964 * Used by b_sst_array[]. 965 */ 966 typedef struct syn_state synstate_T; 967 968 struct syn_state 969 { 970 synstate_T *sst_next; /* next entry in used or free list */ 971 linenr_T sst_lnum; /* line number for this state */ 972 union 973 { 974 bufstate_T sst_stack[SST_FIX_STATES]; /* short state stack */ 975 garray_T sst_ga; /* growarray for long state stack */ 976 } sst_union; 977 int sst_next_flags; /* flags for sst_next_list */ 978 int sst_stacksize; /* number of states on the stack */ 979 short *sst_next_list; /* "nextgroup" list in this state 980 * (this is a copy, don't free it! */ 981 disptick_T sst_tick; /* tick when last displayed */ 982 linenr_T sst_change_lnum;/* when non-zero, change in this line 983 * may have made the state invalid */ 984 }; 985 #endif /* FEAT_SYN_HL */ 986 987 /* 988 * Structure shared between syntax.c, screen.c and gui_x11.c. 989 */ 990 typedef struct attr_entry 991 { 992 short ae_attr; /* HL_BOLD, etc. */ 993 union 994 { 995 struct 996 { 997 char_u *start; /* start escape sequence */ 998 char_u *stop; /* stop escape sequence */ 999 } term; 1000 struct 1001 { 1002 /* These colors need to be > 8 bits to hold 256. */ 1003 short_u fg_color; /* foreground color number */ 1004 short_u bg_color; /* background color number */ 1005 # ifdef FEAT_TERMGUICOLORS 1006 guicolor_T fg_rgb; /* foreground color RGB */ 1007 guicolor_T bg_rgb; /* background color RGB */ 1008 # endif 1009 } cterm; 1010 # ifdef FEAT_GUI 1011 struct 1012 { 1013 guicolor_T fg_color; /* foreground color handle */ 1014 guicolor_T bg_color; /* background color handle */ 1015 guicolor_T sp_color; /* special color handle */ 1016 GuiFont font; /* font handle */ 1017 # ifdef FEAT_XFONTSET 1018 GuiFontset fontset; /* fontset handle */ 1019 # endif 1020 } gui; 1021 # endif 1022 } ae_u; 1023 } attrentry_T; 1024 1025 #ifdef USE_ICONV 1026 # ifdef HAVE_ICONV_H 1027 # include <iconv.h> 1028 # else 1029 # if defined(MACOS_X) 1030 # include <sys/errno.h> 1031 # ifndef EILSEQ 1032 # define EILSEQ ENOENT /* Early MacOS X does not have EILSEQ */ 1033 # endif 1034 typedef struct _iconv_t *iconv_t; 1035 # else 1036 # include <errno.h> 1037 # endif 1038 typedef void *iconv_t; 1039 # endif 1040 #endif 1041 1042 /* 1043 * Used for the typeahead buffer: typebuf. 1044 */ 1045 typedef struct 1046 { 1047 char_u *tb_buf; /* buffer for typed characters */ 1048 char_u *tb_noremap; /* mapping flags for characters in tb_buf[] */ 1049 int tb_buflen; /* size of tb_buf[] */ 1050 int tb_off; /* current position in tb_buf[] */ 1051 int tb_len; /* number of valid bytes in tb_buf[] */ 1052 int tb_maplen; /* nr of mapped bytes in tb_buf[] */ 1053 int tb_silent; /* nr of silently mapped bytes in tb_buf[] */ 1054 int tb_no_abbr_cnt; /* nr of bytes without abbrev. in tb_buf[] */ 1055 int tb_change_cnt; /* nr of time tb_buf was changed; never zero */ 1056 } typebuf_T; 1057 1058 /* Struct to hold the saved typeahead for save_typeahead(). */ 1059 typedef struct 1060 { 1061 typebuf_T save_typebuf; 1062 int typebuf_valid; /* TRUE when save_typebuf valid */ 1063 int old_char; 1064 int old_mod_mask; 1065 buffheader_T save_readbuf1; 1066 buffheader_T save_readbuf2; 1067 #ifdef USE_INPUT_BUF 1068 char_u *save_inputbuf; 1069 #endif 1070 } tasave_T; 1071 1072 /* 1073 * Used for conversion of terminal I/O and script files. 1074 */ 1075 typedef struct 1076 { 1077 int vc_type; /* zero or one of the CONV_ values */ 1078 int vc_factor; /* max. expansion factor */ 1079 # ifdef MSWIN 1080 int vc_cpfrom; /* codepage to convert from (CONV_CODEPAGE) */ 1081 int vc_cpto; /* codepage to convert to (CONV_CODEPAGE) */ 1082 # endif 1083 # ifdef USE_ICONV 1084 iconv_t vc_fd; /* for CONV_ICONV */ 1085 # endif 1086 int vc_fail; /* fail for invalid char, don't use '?' */ 1087 } vimconv_T; 1088 1089 /* 1090 * Structure used for reading from the viminfo file. 1091 */ 1092 typedef struct 1093 { 1094 char_u *vir_line; /* text of the current line */ 1095 FILE *vir_fd; /* file descriptor */ 1096 vimconv_T vir_conv; /* encoding conversion */ 1097 int vir_version; /* viminfo version detected or -1 */ 1098 garray_T vir_barlines; /* lines starting with | */ 1099 } vir_T; 1100 1101 #define CONV_NONE 0 1102 #define CONV_TO_UTF8 1 1103 #define CONV_9_TO_UTF8 2 1104 #define CONV_TO_LATIN1 3 1105 #define CONV_TO_LATIN9 4 1106 #define CONV_ICONV 5 1107 #ifdef MSWIN 1108 # define CONV_CODEPAGE 10 /* codepage -> codepage */ 1109 #endif 1110 #ifdef MACOS_X 1111 # define CONV_MAC_LATIN1 20 1112 # define CONV_LATIN1_MAC 21 1113 # define CONV_MAC_UTF8 22 1114 # define CONV_UTF8_MAC 23 1115 #endif 1116 1117 /* 1118 * Structure used for mappings and abbreviations. 1119 */ 1120 typedef struct mapblock mapblock_T; 1121 struct mapblock 1122 { 1123 mapblock_T *m_next; /* next mapblock in list */ 1124 char_u *m_keys; /* mapped from, lhs */ 1125 char_u *m_str; /* mapped to, rhs */ 1126 char_u *m_orig_str; /* rhs as entered by the user */ 1127 int m_keylen; /* strlen(m_keys) */ 1128 int m_mode; /* valid mode */ 1129 int m_noremap; /* if non-zero no re-mapping for m_str */ 1130 char m_silent; /* <silent> used, don't echo commands */ 1131 char m_nowait; /* <nowait> used */ 1132 #ifdef FEAT_EVAL 1133 char m_expr; /* <expr> used, m_str is an expression */ 1134 sctx_T m_script_ctx; /* SCTX where map was defined */ 1135 #endif 1136 }; 1137 1138 /* 1139 * Used for highlighting in the status line. 1140 */ 1141 struct stl_hlrec 1142 { 1143 char_u *start; 1144 int userhl; /* 0: no HL, 1-9: User HL, < 0 for syn ID */ 1145 }; 1146 1147 1148 /* 1149 * Syntax items - usually buffer-specific. 1150 */ 1151 1152 /* Item for a hashtable. "hi_key" can be one of three values: 1153 * NULL: Never been used 1154 * HI_KEY_REMOVED: Entry was removed 1155 * Otherwise: Used item, pointer to the actual key; this usually is 1156 * inside the item, subtract an offset to locate the item. 1157 * This reduces the size of hashitem by 1/3. 1158 */ 1159 typedef struct hashitem_S 1160 { 1161 long_u hi_hash; /* cached hash number of hi_key */ 1162 char_u *hi_key; 1163 } hashitem_T; 1164 1165 /* The address of "hash_removed" is used as a magic number for hi_key to 1166 * indicate a removed item. */ 1167 #define HI_KEY_REMOVED &hash_removed 1168 #define HASHITEM_EMPTY(hi) ((hi)->hi_key == NULL || (hi)->hi_key == &hash_removed) 1169 1170 /* Initial size for a hashtable. Our items are relatively small and growing 1171 * is expensive, thus use 16 as a start. Must be a power of 2. */ 1172 #define HT_INIT_SIZE 16 1173 1174 typedef struct hashtable_S 1175 { 1176 long_u ht_mask; /* mask used for hash value (nr of items in 1177 * array is "ht_mask" + 1) */ 1178 long_u ht_used; /* number of items used */ 1179 long_u ht_filled; /* number of items used + removed */ 1180 int ht_locked; /* counter for hash_lock() */ 1181 int ht_error; /* when set growing failed, can't add more 1182 items before growing works */ 1183 hashitem_T *ht_array; /* points to the array, allocated when it's 1184 not "ht_smallarray" */ 1185 hashitem_T ht_smallarray[HT_INIT_SIZE]; /* initial array */ 1186 } hashtab_T; 1187 1188 typedef long_u hash_T; /* Type for hi_hash */ 1189 1190 1191 #ifdef FEAT_NUM64 1192 /* Use 64-bit Number. */ 1193 # ifdef MSWIN 1194 # ifdef PROTO 1195 typedef long varnumber_T; 1196 typedef unsigned long uvarnumber_T; 1197 # define VARNUM_MIN LONG_MIN 1198 # define VARNUM_MAX LONG_MAX 1199 # define UVARNUM_MAX ULONG_MAX 1200 # else 1201 typedef __int64 varnumber_T; 1202 typedef unsigned __int64 uvarnumber_T; 1203 # define VARNUM_MIN _I64_MIN 1204 # define VARNUM_MAX _I64_MAX 1205 # define UVARNUM_MAX _UI64_MAX 1206 # endif 1207 # elif defined(HAVE_STDINT_H) 1208 typedef int64_t varnumber_T; 1209 typedef uint64_t uvarnumber_T; 1210 # define VARNUM_MIN INT64_MIN 1211 # define VARNUM_MAX INT64_MAX 1212 # define UVARNUM_MAX UINT64_MAX 1213 # else 1214 typedef long varnumber_T; 1215 typedef unsigned long uvarnumber_T; 1216 # define VARNUM_MIN LONG_MIN 1217 # define VARNUM_MAX LONG_MAX 1218 # define UVARNUM_MAX ULONG_MAX 1219 # endif 1220 #else 1221 /* Use 32-bit Number. */ 1222 typedef int varnumber_T; 1223 typedef unsigned int uvarnumber_T; 1224 # define VARNUM_MIN INT_MIN 1225 # define VARNUM_MAX INT_MAX 1226 # define UVARNUM_MAX UINT_MAX 1227 #endif 1228 1229 typedef double float_T; 1230 1231 typedef struct listvar_S list_T; 1232 typedef struct dictvar_S dict_T; 1233 typedef struct partial_S partial_T; 1234 typedef struct blobvar_S blob_T; 1235 1236 typedef struct jobvar_S job_T; 1237 typedef struct readq_S readq_T; 1238 typedef struct writeq_S writeq_T; 1239 typedef struct jsonq_S jsonq_T; 1240 typedef struct cbq_S cbq_T; 1241 typedef struct channel_S channel_T; 1242 1243 typedef enum 1244 { 1245 VAR_UNKNOWN = 0, 1246 VAR_NUMBER, // "v_number" is used 1247 VAR_STRING, // "v_string" is used 1248 VAR_FUNC, // "v_string" is function name 1249 VAR_PARTIAL, // "v_partial" is used 1250 VAR_LIST, // "v_list" is used 1251 VAR_DICT, // "v_dict" is used 1252 VAR_FLOAT, // "v_float" is used 1253 VAR_SPECIAL, // "v_number" is used 1254 VAR_JOB, // "v_job" is used 1255 VAR_CHANNEL, // "v_channel" is used 1256 VAR_BLOB, // "v_blob" is used 1257 } vartype_T; 1258 1259 /* 1260 * Structure to hold an internal variable without a name. 1261 */ 1262 typedef struct 1263 { 1264 vartype_T v_type; 1265 char v_lock; /* see below: VAR_LOCKED, VAR_FIXED */ 1266 union 1267 { 1268 varnumber_T v_number; /* number value */ 1269 #ifdef FEAT_FLOAT 1270 float_T v_float; /* floating number value */ 1271 #endif 1272 char_u *v_string; /* string value (can be NULL!) */ 1273 list_T *v_list; /* list value (can be NULL!) */ 1274 dict_T *v_dict; /* dict value (can be NULL!) */ 1275 partial_T *v_partial; /* closure: function with args */ 1276 #ifdef FEAT_JOB_CHANNEL 1277 job_T *v_job; /* job value (can be NULL!) */ 1278 channel_T *v_channel; /* channel value (can be NULL!) */ 1279 #endif 1280 blob_T *v_blob; /* blob value (can be NULL!) */ 1281 } vval; 1282 } typval_T; 1283 1284 /* Values for "dv_scope". */ 1285 #define VAR_SCOPE 1 /* a:, v:, s:, etc. scope dictionaries */ 1286 #define VAR_DEF_SCOPE 2 /* l:, g: scope dictionaries: here funcrefs are not 1287 allowed to mask existing functions */ 1288 1289 /* Values for "v_lock". */ 1290 #define VAR_LOCKED 1 /* locked with lock(), can use unlock() */ 1291 #define VAR_FIXED 2 /* locked forever */ 1292 1293 /* 1294 * Structure to hold an item of a list: an internal variable without a name. 1295 */ 1296 typedef struct listitem_S listitem_T; 1297 1298 struct listitem_S 1299 { 1300 listitem_T *li_next; /* next item in list */ 1301 listitem_T *li_prev; /* previous item in list */ 1302 typval_T li_tv; /* type and value of the variable */ 1303 }; 1304 1305 /* 1306 * Struct used by those that are using an item in a list. 1307 */ 1308 typedef struct listwatch_S listwatch_T; 1309 1310 struct listwatch_S 1311 { 1312 listitem_T *lw_item; /* item being watched */ 1313 listwatch_T *lw_next; /* next watcher */ 1314 }; 1315 1316 /* 1317 * Structure to hold info about a list. 1318 * Order of members is optimized to reduce padding. 1319 */ 1320 struct listvar_S 1321 { 1322 listitem_T *lv_first; /* first item, NULL if none */ 1323 listitem_T *lv_last; /* last item, NULL if none */ 1324 listwatch_T *lv_watch; /* first watcher, NULL if none */ 1325 listitem_T *lv_idx_item; /* when not NULL item at index "lv_idx" */ 1326 list_T *lv_copylist; /* copied list used by deepcopy() */ 1327 list_T *lv_used_next; /* next list in used lists list */ 1328 list_T *lv_used_prev; /* previous list in used lists list */ 1329 int lv_refcount; /* reference count */ 1330 int lv_len; /* number of items */ 1331 int lv_idx; /* cached index of an item */ 1332 int lv_copyID; /* ID used by deepcopy() */ 1333 char lv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1334 }; 1335 1336 /* 1337 * Static list with 10 items. Use init_static_list() to initialize. 1338 */ 1339 typedef struct { 1340 list_T sl_list; /* must be first */ 1341 listitem_T sl_items[10]; 1342 } staticList10_T; 1343 1344 /* 1345 * Structure to hold an item of a Dictionary. 1346 * Also used for a variable. 1347 * The key is copied into "di_key" to avoid an extra alloc/free for it. 1348 */ 1349 struct dictitem_S 1350 { 1351 typval_T di_tv; /* type and value of the variable */ 1352 char_u di_flags; /* flags (only used for variable) */ 1353 char_u di_key[1]; /* key (actually longer!) */ 1354 }; 1355 typedef struct dictitem_S dictitem_T; 1356 1357 /* A dictitem with a 16 character key (plus NUL). */ 1358 struct dictitem16_S 1359 { 1360 typval_T di_tv; /* type and value of the variable */ 1361 char_u di_flags; /* flags (only used for variable) */ 1362 char_u di_key[17]; /* key */ 1363 }; 1364 typedef struct dictitem16_S dictitem16_T; 1365 1366 #define DI_FLAGS_RO 1 /* "di_flags" value: read-only variable */ 1367 #define DI_FLAGS_RO_SBX 2 /* "di_flags" value: read-only in the sandbox */ 1368 #define DI_FLAGS_FIX 4 /* "di_flags" value: fixed: no :unlet or remove() */ 1369 #define DI_FLAGS_LOCK 8 /* "di_flags" value: locked variable */ 1370 #define DI_FLAGS_ALLOC 16 /* "di_flags" value: separately allocated */ 1371 1372 /* 1373 * Structure to hold info about a Dictionary. 1374 */ 1375 struct dictvar_S 1376 { 1377 char dv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1378 char dv_scope; /* zero, VAR_SCOPE, VAR_DEF_SCOPE */ 1379 int dv_refcount; /* reference count */ 1380 int dv_copyID; /* ID used by deepcopy() */ 1381 hashtab_T dv_hashtab; /* hashtab that refers to the items */ 1382 dict_T *dv_copydict; /* copied dict used by deepcopy() */ 1383 dict_T *dv_used_next; /* next dict in used dicts list */ 1384 dict_T *dv_used_prev; /* previous dict in used dicts list */ 1385 }; 1386 1387 /* 1388 * Structure to hold info about a blob. 1389 */ 1390 struct blobvar_S 1391 { 1392 garray_T bv_ga; // growarray with the data 1393 int bv_refcount; // reference count 1394 char bv_lock; // zero, VAR_LOCKED, VAR_FIXED 1395 }; 1396 1397 #if defined(FEAT_EVAL) || defined(PROTO) 1398 typedef struct funccall_S funccall_T; 1399 1400 /* 1401 * Structure to hold info for a user function. 1402 */ 1403 typedef struct 1404 { 1405 int uf_varargs; // variable nr of arguments 1406 int uf_flags; 1407 int uf_calls; // nr of active calls 1408 int uf_cleared; // func_clear() was already called 1409 garray_T uf_args; // arguments 1410 garray_T uf_def_args; // default argument expressions 1411 garray_T uf_lines; // function lines 1412 # ifdef FEAT_PROFILE 1413 int uf_profiling; // TRUE when func is being profiled 1414 int uf_prof_initialized; 1415 // profiling the function as a whole 1416 int uf_tm_count; // nr of calls 1417 proftime_T uf_tm_total; // time spent in function + children 1418 proftime_T uf_tm_self; // time spent in function itself 1419 proftime_T uf_tm_children; // time spent in children this call 1420 // profiling the function per line 1421 int *uf_tml_count; // nr of times line was executed 1422 proftime_T *uf_tml_total; // time spent in a line + children 1423 proftime_T *uf_tml_self; // time spent in a line itself 1424 proftime_T uf_tml_start; // start time for current line 1425 proftime_T uf_tml_children; // time spent in children for this line 1426 proftime_T uf_tml_wait; // start wait time for current line 1427 int uf_tml_idx; // index of line being timed; -1 if none 1428 int uf_tml_execed; // line being timed was executed 1429 # endif 1430 sctx_T uf_script_ctx; // SCTX where function was defined, 1431 // used for s: variables 1432 int uf_refcount; // reference count, see func_name_refcount() 1433 funccall_T *uf_scoped; // l: local variables for closure 1434 char_u uf_name[1]; // name of function (actually longer); can 1435 // start with <SNR>123_ (<SNR> is K_SPECIAL 1436 // KS_EXTRA KE_SNR) 1437 } ufunc_T; 1438 1439 #define MAX_FUNC_ARGS 20 // maximum number of function arguments 1440 #define VAR_SHORT_LEN 20 // short variable name length 1441 #define FIXVAR_CNT 12 // number of fixed variables 1442 1443 /* structure to hold info for a function that is currently being executed. */ 1444 struct funccall_S 1445 { 1446 ufunc_T *func; /* function being called */ 1447 int linenr; /* next line to be executed */ 1448 int returned; /* ":return" used */ 1449 struct /* fixed variables for arguments */ 1450 { 1451 dictitem_T var; /* variable (without room for name) */ 1452 char_u room[VAR_SHORT_LEN]; /* room for the name */ 1453 } fixvar[FIXVAR_CNT]; 1454 dict_T l_vars; /* l: local function variables */ 1455 dictitem_T l_vars_var; /* variable for l: scope */ 1456 dict_T l_avars; /* a: argument variables */ 1457 dictitem_T l_avars_var; /* variable for a: scope */ 1458 list_T l_varlist; /* list for a:000 */ 1459 listitem_T l_listitems[MAX_FUNC_ARGS]; /* listitems for a:000 */ 1460 typval_T *rettv; /* return value */ 1461 linenr_T breakpoint; /* next line with breakpoint or zero */ 1462 int dbg_tick; /* debug_tick when breakpoint was set */ 1463 int level; /* top nesting level of executed function */ 1464 #ifdef FEAT_PROFILE 1465 proftime_T prof_child; /* time spent in a child */ 1466 #endif 1467 funccall_T *caller; /* calling function or NULL */ 1468 1469 /* for closure */ 1470 int fc_refcount; /* number of user functions that reference this 1471 * funccal */ 1472 int fc_copyID; /* for garbage collection */ 1473 garray_T fc_funcs; /* list of ufunc_T* which keep a reference to 1474 * "func" */ 1475 }; 1476 1477 /* 1478 * Struct used by trans_function_name() 1479 */ 1480 typedef struct 1481 { 1482 dict_T *fd_dict; /* Dictionary used */ 1483 char_u *fd_newkey; /* new key in "dict" in allocated memory */ 1484 dictitem_T *fd_di; /* Dictionary item used */ 1485 } funcdict_T; 1486 1487 typedef struct funccal_entry funccal_entry_T; 1488 struct funccal_entry { 1489 void *top_funccal; 1490 funccal_entry_T *next; 1491 }; 1492 1493 #else 1494 /* dummy typedefs for function prototypes */ 1495 typedef struct 1496 { 1497 int dummy; 1498 } ufunc_T; 1499 typedef struct 1500 { 1501 int dummy; 1502 } funcdict_T; 1503 typedef struct 1504 { 1505 int dummy; 1506 } funccal_entry_T; 1507 #endif 1508 1509 struct partial_S 1510 { 1511 int pt_refcount; /* reference count */ 1512 char_u *pt_name; /* function name; when NULL use 1513 * pt_func->uf_name */ 1514 ufunc_T *pt_func; /* function pointer; when NULL lookup function 1515 * with pt_name */ 1516 int pt_auto; /* when TRUE the partial was created for using 1517 dict.member in handle_subscript() */ 1518 int pt_argc; /* number of arguments */ 1519 typval_T *pt_argv; /* arguments in allocated array */ 1520 dict_T *pt_dict; /* dict for "self" */ 1521 }; 1522 1523 /* Information returned by get_tty_info(). */ 1524 typedef struct { 1525 int backspace; /* what the Backspace key produces */ 1526 int enter; /* what the Enter key produces */ 1527 int interrupt; /* interrupt character */ 1528 int nl_does_cr; /* TRUE when a NL is expanded to CR-NL on output */ 1529 } ttyinfo_T; 1530 1531 /* Status of a job. Order matters! */ 1532 typedef enum 1533 { 1534 JOB_FAILED, 1535 JOB_STARTED, 1536 JOB_ENDED, // detected job done 1537 JOB_FINISHED, // job done and cleanup done 1538 } jobstatus_T; 1539 1540 /* 1541 * Structure to hold info about a Job. 1542 */ 1543 struct jobvar_S 1544 { 1545 job_T *jv_next; 1546 job_T *jv_prev; 1547 #ifdef UNIX 1548 pid_t jv_pid; 1549 #endif 1550 #ifdef MSWIN 1551 PROCESS_INFORMATION jv_proc_info; 1552 HANDLE jv_job_object; 1553 #endif 1554 char_u *jv_tty_in; /* controlling tty input, allocated */ 1555 char_u *jv_tty_out; /* controlling tty output, allocated */ 1556 jobstatus_T jv_status; 1557 char_u *jv_stoponexit; /* allocated */ 1558 #ifdef UNIX 1559 char_u *jv_termsig; /* allocated */ 1560 #endif 1561 #ifdef MSWIN 1562 char_u *jv_tty_type; // allocated 1563 #endif 1564 int jv_exitval; 1565 char_u *jv_exit_cb; /* allocated */ 1566 partial_T *jv_exit_partial; 1567 1568 buf_T *jv_in_buf; /* buffer from "in-name" */ 1569 1570 int jv_refcount; /* reference count */ 1571 int jv_copyID; 1572 1573 channel_T *jv_channel; /* channel for I/O, reference counted */ 1574 char **jv_argv; /* command line used to start the job */ 1575 }; 1576 1577 /* 1578 * Structures to hold info about a Channel. 1579 */ 1580 struct readq_S 1581 { 1582 char_u *rq_buffer; 1583 long_u rq_buflen; 1584 readq_T *rq_next; 1585 readq_T *rq_prev; 1586 }; 1587 1588 struct writeq_S 1589 { 1590 garray_T wq_ga; 1591 writeq_T *wq_next; 1592 writeq_T *wq_prev; 1593 }; 1594 1595 struct jsonq_S 1596 { 1597 typval_T *jq_value; 1598 jsonq_T *jq_next; 1599 jsonq_T *jq_prev; 1600 int jq_no_callback; /* TRUE when no callback was found */ 1601 }; 1602 1603 struct cbq_S 1604 { 1605 char_u *cq_callback; 1606 partial_T *cq_partial; 1607 int cq_seq_nr; 1608 cbq_T *cq_next; 1609 cbq_T *cq_prev; 1610 }; 1611 1612 /* mode for a channel */ 1613 typedef enum 1614 { 1615 MODE_NL = 0, 1616 MODE_RAW, 1617 MODE_JSON, 1618 MODE_JS, 1619 } ch_mode_T; 1620 1621 typedef enum { 1622 JIO_PIPE, // default 1623 JIO_NULL, 1624 JIO_FILE, 1625 JIO_BUFFER, 1626 JIO_OUT 1627 } job_io_T; 1628 1629 #define CH_PART_FD(part) ch_part[part].ch_fd 1630 1631 /* Ordering matters, it is used in for loops: IN is last, only SOCK/OUT/ERR 1632 * are polled. */ 1633 typedef enum { 1634 PART_SOCK = 0, 1635 #define CH_SOCK_FD CH_PART_FD(PART_SOCK) 1636 #ifdef FEAT_JOB_CHANNEL 1637 PART_OUT, 1638 # define CH_OUT_FD CH_PART_FD(PART_OUT) 1639 PART_ERR, 1640 # define CH_ERR_FD CH_PART_FD(PART_ERR) 1641 PART_IN, 1642 # define CH_IN_FD CH_PART_FD(PART_IN) 1643 #endif 1644 PART_COUNT, 1645 } ch_part_T; 1646 1647 #define INVALID_FD (-1) 1648 1649 /* The per-fd info for a channel. */ 1650 typedef struct { 1651 sock_T ch_fd; /* socket/stdin/stdout/stderr, -1 if not used */ 1652 1653 # if defined(UNIX) && !defined(HAVE_SELECT) 1654 int ch_poll_idx; /* used by channel_poll_setup() */ 1655 # endif 1656 1657 #ifdef FEAT_GUI_X11 1658 XtInputId ch_inputHandler; /* Cookie for input */ 1659 #endif 1660 #ifdef FEAT_GUI_GTK 1661 gint ch_inputHandler; /* Cookie for input */ 1662 #endif 1663 1664 ch_mode_T ch_mode; 1665 job_io_T ch_io; 1666 int ch_timeout; /* request timeout in msec */ 1667 1668 readq_T ch_head; /* header for circular raw read queue */ 1669 jsonq_T ch_json_head; /* header for circular json read queue */ 1670 int ch_block_id; /* ID that channel_read_json_block() is 1671 waiting for */ 1672 /* When ch_wait_len is non-zero use ch_deadline to wait for incomplete 1673 * message to be complete. The value is the length of the incomplete 1674 * message when the deadline was set. If it gets longer (something was 1675 * received) the deadline is reset. */ 1676 size_t ch_wait_len; 1677 #ifdef MSWIN 1678 DWORD ch_deadline; 1679 #else 1680 struct timeval ch_deadline; 1681 #endif 1682 int ch_block_write; /* for testing: 0 when not used, -1 when write 1683 * does not block, 1 simulate blocking */ 1684 int ch_nonblocking; /* write() is non-blocking */ 1685 writeq_T ch_writeque; /* header for write queue */ 1686 1687 cbq_T ch_cb_head; /* dummy node for per-request callbacks */ 1688 char_u *ch_callback; /* call when a msg is not handled */ 1689 partial_T *ch_partial; 1690 1691 bufref_T ch_bufref; /* buffer to read from or write to */ 1692 int ch_nomodifiable; /* TRUE when buffer can be 'nomodifiable' */ 1693 int ch_nomod_error; /* TRUE when e_modifiable was given */ 1694 int ch_buf_append; /* write appended lines instead top-bot */ 1695 linenr_T ch_buf_top; /* next line to send */ 1696 linenr_T ch_buf_bot; /* last line to send */ 1697 } chanpart_T; 1698 1699 struct channel_S { 1700 channel_T *ch_next; 1701 channel_T *ch_prev; 1702 1703 int ch_id; /* ID of the channel */ 1704 int ch_last_msg_id; /* ID of the last message */ 1705 1706 chanpart_T ch_part[PART_COUNT]; /* info for socket, out, err and in */ 1707 int ch_write_text_mode; /* write buffer lines with CR, not NL */ 1708 1709 char *ch_hostname; /* only for socket, allocated */ 1710 int ch_port; /* only for socket */ 1711 1712 int ch_to_be_closed; /* bitset of readable fds to be closed. 1713 * When all readable fds have been closed, 1714 * set to (1 << PART_COUNT). */ 1715 int ch_to_be_freed; /* When TRUE channel must be freed when it's 1716 * safe to invoke callbacks. */ 1717 int ch_error; /* When TRUE an error was reported. Avoids 1718 * giving pages full of error messages when 1719 * the other side has exited, only mention the 1720 * first error until the connection works 1721 * again. */ 1722 1723 void (*ch_nb_close_cb)(void); 1724 /* callback for Netbeans when channel is 1725 * closed */ 1726 1727 #ifdef MSWIN 1728 int ch_named_pipe; /* using named pipe instead of pty */ 1729 #endif 1730 char_u *ch_callback; /* call when any msg is not handled */ 1731 partial_T *ch_partial; 1732 char_u *ch_close_cb; /* call when channel is closed */ 1733 partial_T *ch_close_partial; 1734 int ch_drop_never; 1735 int ch_keep_open; /* do not close on read error */ 1736 int ch_nonblock; 1737 1738 job_T *ch_job; // Job that uses this channel; this does not 1739 // count as a reference to avoid a circular 1740 // reference, the job refers to the channel. 1741 int ch_job_killed; // TRUE when there was a job and it was killed 1742 // or we know it died. 1743 int ch_anonymous_pipe; // ConPTY 1744 int ch_killing; // TerminateJobObject() was called 1745 1746 int ch_refcount; // reference count 1747 int ch_copyID; 1748 }; 1749 1750 #define JO_MODE 0x0001 /* channel mode */ 1751 #define JO_IN_MODE 0x0002 /* stdin mode */ 1752 #define JO_OUT_MODE 0x0004 /* stdout mode */ 1753 #define JO_ERR_MODE 0x0008 /* stderr mode */ 1754 #define JO_CALLBACK 0x0010 /* channel callback */ 1755 #define JO_OUT_CALLBACK 0x0020 /* stdout callback */ 1756 #define JO_ERR_CALLBACK 0x0040 /* stderr callback */ 1757 #define JO_CLOSE_CALLBACK 0x0080 /* "close_cb" */ 1758 #define JO_WAITTIME 0x0100 /* only for ch_open() */ 1759 #define JO_TIMEOUT 0x0200 /* all timeouts */ 1760 #define JO_OUT_TIMEOUT 0x0400 /* stdout timeouts */ 1761 #define JO_ERR_TIMEOUT 0x0800 /* stderr timeouts */ 1762 #define JO_PART 0x1000 /* "part" */ 1763 #define JO_ID 0x2000 /* "id" */ 1764 #define JO_STOPONEXIT 0x4000 /* "stoponexit" */ 1765 #define JO_EXIT_CB 0x8000 /* "exit_cb" */ 1766 #define JO_OUT_IO 0x10000 /* "out_io" */ 1767 #define JO_ERR_IO 0x20000 /* "err_io" (JO_OUT_IO << 1) */ 1768 #define JO_IN_IO 0x40000 /* "in_io" (JO_OUT_IO << 2) */ 1769 #define JO_OUT_NAME 0x80000 /* "out_name" */ 1770 #define JO_ERR_NAME 0x100000 /* "err_name" (JO_OUT_NAME << 1) */ 1771 #define JO_IN_NAME 0x200000 /* "in_name" (JO_OUT_NAME << 2) */ 1772 #define JO_IN_TOP 0x400000 /* "in_top" */ 1773 #define JO_IN_BOT 0x800000 /* "in_bot" */ 1774 #define JO_OUT_BUF 0x1000000 /* "out_buf" */ 1775 #define JO_ERR_BUF 0x2000000 /* "err_buf" (JO_OUT_BUF << 1) */ 1776 #define JO_IN_BUF 0x4000000 /* "in_buf" (JO_OUT_BUF << 2) */ 1777 #define JO_CHANNEL 0x8000000 /* "channel" */ 1778 #define JO_BLOCK_WRITE 0x10000000 /* "block_write" */ 1779 #define JO_OUT_MODIFIABLE 0x20000000 /* "out_modifiable" */ 1780 #define JO_ERR_MODIFIABLE 0x40000000 /* "err_modifiable" (JO_OUT_ << 1) */ 1781 #define JO_ALL 0x7fffffff 1782 1783 #define JO2_OUT_MSG 0x0001 /* "out_msg" */ 1784 #define JO2_ERR_MSG 0x0002 /* "err_msg" (JO_OUT_ << 1) */ 1785 #define JO2_TERM_NAME 0x0004 /* "term_name" */ 1786 #define JO2_TERM_FINISH 0x0008 /* "term_finish" */ 1787 #define JO2_ENV 0x0010 /* "env" */ 1788 #define JO2_CWD 0x0020 /* "cwd" */ 1789 #define JO2_TERM_ROWS 0x0040 /* "term_rows" */ 1790 #define JO2_TERM_COLS 0x0080 /* "term_cols" */ 1791 #define JO2_VERTICAL 0x0100 /* "vertical" */ 1792 #define JO2_CURWIN 0x0200 /* "curwin" */ 1793 #define JO2_HIDDEN 0x0400 /* "hidden" */ 1794 #define JO2_TERM_OPENCMD 0x0800 /* "term_opencmd" */ 1795 #define JO2_EOF_CHARS 0x1000 /* "eof_chars" */ 1796 #define JO2_NORESTORE 0x2000 /* "norestore" */ 1797 #define JO2_TERM_KILL 0x4000 /* "term_kill" */ 1798 #define JO2_ANSI_COLORS 0x8000 /* "ansi_colors" */ 1799 #define JO2_TTY_TYPE 0x10000 /* "tty_type" */ 1800 1801 #define JO_MODE_ALL (JO_MODE + JO_IN_MODE + JO_OUT_MODE + JO_ERR_MODE) 1802 #define JO_CB_ALL \ 1803 (JO_CALLBACK + JO_OUT_CALLBACK + JO_ERR_CALLBACK + JO_CLOSE_CALLBACK) 1804 #define JO_TIMEOUT_ALL (JO_TIMEOUT + JO_OUT_TIMEOUT + JO_ERR_TIMEOUT) 1805 1806 /* 1807 * Options for job and channel commands. 1808 */ 1809 typedef struct 1810 { 1811 int jo_set; /* JO_ bits for values that were set */ 1812 int jo_set2; /* JO2_ bits for values that were set */ 1813 1814 ch_mode_T jo_mode; 1815 ch_mode_T jo_in_mode; 1816 ch_mode_T jo_out_mode; 1817 ch_mode_T jo_err_mode; 1818 int jo_noblock; 1819 1820 job_io_T jo_io[4]; /* PART_OUT, PART_ERR, PART_IN */ 1821 char_u jo_io_name_buf[4][NUMBUFLEN]; 1822 char_u *jo_io_name[4]; /* not allocated! */ 1823 int jo_io_buf[4]; 1824 int jo_pty; 1825 int jo_modifiable[4]; 1826 int jo_message[4]; 1827 channel_T *jo_channel; 1828 1829 linenr_T jo_in_top; 1830 linenr_T jo_in_bot; 1831 1832 char_u *jo_callback; /* not allocated! */ 1833 partial_T *jo_partial; /* not referenced! */ 1834 char_u *jo_out_cb; /* not allocated! */ 1835 partial_T *jo_out_partial; /* not referenced! */ 1836 char_u *jo_err_cb; /* not allocated! */ 1837 partial_T *jo_err_partial; /* not referenced! */ 1838 char_u *jo_close_cb; /* not allocated! */ 1839 partial_T *jo_close_partial; /* not referenced! */ 1840 char_u *jo_exit_cb; /* not allocated! */ 1841 partial_T *jo_exit_partial; /* not referenced! */ 1842 int jo_drop_never; 1843 int jo_waittime; 1844 int jo_timeout; 1845 int jo_out_timeout; 1846 int jo_err_timeout; 1847 int jo_block_write; /* for testing only */ 1848 int jo_part; 1849 int jo_id; 1850 char_u jo_soe_buf[NUMBUFLEN]; 1851 char_u *jo_stoponexit; 1852 dict_T *jo_env; /* environment variables */ 1853 char_u jo_cwd_buf[NUMBUFLEN]; 1854 char_u *jo_cwd; 1855 1856 #ifdef FEAT_TERMINAL 1857 /* when non-zero run the job in a terminal window of this size */ 1858 int jo_term_rows; 1859 int jo_term_cols; 1860 int jo_vertical; 1861 int jo_curwin; 1862 int jo_hidden; 1863 int jo_term_norestore; 1864 char_u *jo_term_name; 1865 char_u *jo_term_opencmd; 1866 int jo_term_finish; 1867 char_u *jo_eof_chars; 1868 char_u *jo_term_kill; 1869 # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) 1870 long_u jo_ansi_colors[16]; 1871 # endif 1872 int jo_tty_type; // first character of "tty_type" 1873 #endif 1874 } jobopt_T; 1875 1876 #ifdef FEAT_EVAL 1877 /* 1878 * Structure used for listeners added with listener_add(). 1879 */ 1880 typedef struct listener_S listener_T; 1881 struct listener_S 1882 { 1883 listener_T *lr_next; 1884 int lr_id; 1885 char_u *lr_callback; 1886 partial_T *lr_partial; 1887 }; 1888 #endif 1889 1890 /* structure used for explicit stack while garbage collecting hash tables */ 1891 typedef struct ht_stack_S 1892 { 1893 hashtab_T *ht; 1894 struct ht_stack_S *prev; 1895 } ht_stack_T; 1896 1897 /* structure used for explicit stack while garbage collecting lists */ 1898 typedef struct list_stack_S 1899 { 1900 list_T *list; 1901 struct list_stack_S *prev; 1902 } list_stack_T; 1903 1904 /* 1905 * Structure used for iterating over dictionary items. 1906 * Initialize with dict_iterate_start(). 1907 */ 1908 typedef struct 1909 { 1910 long_u dit_todo; 1911 hashitem_T *dit_hi; 1912 } dict_iterator_T; 1913 1914 /* values for b_syn_spell: what to do with toplevel text */ 1915 #define SYNSPL_DEFAULT 0 /* spell check if @Spell not defined */ 1916 #define SYNSPL_TOP 1 /* spell check toplevel text */ 1917 #define SYNSPL_NOTOP 2 /* don't spell check toplevel text */ 1918 1919 /* avoid #ifdefs for when b_spell is not available */ 1920 #ifdef FEAT_SPELL 1921 # define B_SPELL(buf) ((buf)->b_spell) 1922 #else 1923 # define B_SPELL(buf) (0) 1924 #endif 1925 1926 #ifdef FEAT_QUICKFIX 1927 typedef struct qf_info_S qf_info_T; 1928 #endif 1929 1930 #ifdef FEAT_PROFILE 1931 /* 1932 * Used for :syntime: timing of executing a syntax pattern. 1933 */ 1934 typedef struct { 1935 proftime_T total; /* total time used */ 1936 proftime_T slowest; /* time of slowest call */ 1937 long count; /* nr of times used */ 1938 long match; /* nr of times matched */ 1939 } syn_time_T; 1940 #endif 1941 1942 #ifdef FEAT_CRYPT 1943 /* 1944 * Structure to hold the type of encryption and the state of encryption or 1945 * decryption. 1946 */ 1947 typedef struct { 1948 int method_nr; 1949 void *method_state; /* method-specific state information */ 1950 } cryptstate_T; 1951 1952 /* values for method_nr */ 1953 # define CRYPT_M_ZIP 0 1954 # define CRYPT_M_BF 1 1955 # define CRYPT_M_BF2 2 1956 # define CRYPT_M_COUNT 3 /* number of crypt methods */ 1957 1958 // Currently all crypt methods work inplace. If one is added that isn't then 1959 // define this. 1960 // # define CRYPT_NOT_INPLACE 1 1961 #endif 1962 1963 1964 /* 1965 * These are items normally related to a buffer. But when using ":ownsyntax" 1966 * a window may have its own instance. 1967 */ 1968 typedef struct { 1969 #ifdef FEAT_SYN_HL 1970 hashtab_T b_keywtab; /* syntax keywords hash table */ 1971 hashtab_T b_keywtab_ic; /* idem, ignore case */ 1972 int b_syn_error; /* TRUE when error occurred in HL */ 1973 # ifdef FEAT_RELTIME 1974 int b_syn_slow; /* TRUE when 'redrawtime' reached */ 1975 # endif 1976 int b_syn_ic; /* ignore case for :syn cmds */ 1977 int b_syn_spell; /* SYNSPL_ values */ 1978 garray_T b_syn_patterns; /* table for syntax patterns */ 1979 garray_T b_syn_clusters; /* table for syntax clusters */ 1980 int b_spell_cluster_id; /* @Spell cluster ID or 0 */ 1981 int b_nospell_cluster_id; /* @NoSpell cluster ID or 0 */ 1982 int b_syn_containedin; /* TRUE when there is an item with a 1983 "containedin" argument */ 1984 int b_syn_sync_flags; /* flags about how to sync */ 1985 short b_syn_sync_id; /* group to sync on */ 1986 long b_syn_sync_minlines; /* minimal sync lines offset */ 1987 long b_syn_sync_maxlines; /* maximal sync lines offset */ 1988 long b_syn_sync_linebreaks; /* offset for multi-line pattern */ 1989 char_u *b_syn_linecont_pat; /* line continuation pattern */ 1990 regprog_T *b_syn_linecont_prog; /* line continuation program */ 1991 #ifdef FEAT_PROFILE 1992 syn_time_T b_syn_linecont_time; 1993 #endif 1994 int b_syn_linecont_ic; /* ignore-case flag for above */ 1995 int b_syn_topgrp; /* for ":syntax include" */ 1996 # ifdef FEAT_CONCEAL 1997 int b_syn_conceal; /* auto-conceal for :syn cmds */ 1998 # endif 1999 # ifdef FEAT_FOLDING 2000 int b_syn_folditems; /* number of patterns with the HL_FOLD 2001 flag set */ 2002 # endif 2003 /* 2004 * b_sst_array[] contains the state stack for a number of lines, for the 2005 * start of that line (col == 0). This avoids having to recompute the 2006 * syntax state too often. 2007 * b_sst_array[] is allocated to hold the state for all displayed lines, 2008 * and states for 1 out of about 20 other lines. 2009 * b_sst_array pointer to an array of synstate_T 2010 * b_sst_len number of entries in b_sst_array[] 2011 * b_sst_first pointer to first used entry in b_sst_array[] or NULL 2012 * b_sst_firstfree pointer to first free entry in b_sst_array[] or NULL 2013 * b_sst_freecount number of free entries in b_sst_array[] 2014 * b_sst_check_lnum entries after this lnum need to be checked for 2015 * validity (MAXLNUM means no check needed) 2016 */ 2017 synstate_T *b_sst_array; 2018 int b_sst_len; 2019 synstate_T *b_sst_first; 2020 synstate_T *b_sst_firstfree; 2021 int b_sst_freecount; 2022 linenr_T b_sst_check_lnum; 2023 short_u b_sst_lasttick; /* last display tick */ 2024 #endif /* FEAT_SYN_HL */ 2025 2026 #ifdef FEAT_SPELL 2027 /* for spell checking */ 2028 garray_T b_langp; /* list of pointers to slang_T, see spell.c */ 2029 char_u b_spell_ismw[256];/* flags: is midword char */ 2030 char_u *b_spell_ismw_mb; /* multi-byte midword chars */ 2031 char_u *b_p_spc; /* 'spellcapcheck' */ 2032 regprog_T *b_cap_prog; /* program for 'spellcapcheck' */ 2033 char_u *b_p_spf; /* 'spellfile' */ 2034 char_u *b_p_spl; /* 'spelllang' */ 2035 int b_cjk; /* all CJK letters as OK */ 2036 #endif 2037 #if !defined(FEAT_SYN_HL) && !defined(FEAT_SPELL) 2038 int dummy; 2039 #endif 2040 char_u b_syn_chartab[32]; /* syntax iskeyword option */ 2041 char_u *b_syn_isk; /* iskeyword option */ 2042 } synblock_T; 2043 2044 2045 /* 2046 * buffer: structure that holds information about one file 2047 * 2048 * Several windows can share a single Buffer 2049 * A buffer is unallocated if there is no memfile for it. 2050 * A buffer is new if the associated file has never been loaded yet. 2051 */ 2052 2053 struct file_buffer 2054 { 2055 memline_T b_ml; /* associated memline (also contains line 2056 count) */ 2057 2058 buf_T *b_next; /* links in list of buffers */ 2059 buf_T *b_prev; 2060 2061 int b_nwindows; /* nr of windows open on this buffer */ 2062 2063 int b_flags; /* various BF_ flags */ 2064 int b_locked; /* Buffer is being closed or referenced, don't 2065 let autocommands wipe it out. */ 2066 2067 /* 2068 * b_ffname has the full path of the file (NULL for no name). 2069 * b_sfname is the name as the user typed it (or NULL). 2070 * b_fname is the same as b_sfname, unless ":cd" has been done, 2071 * then it is the same as b_ffname (NULL for no name). 2072 */ 2073 char_u *b_ffname; // full path file name, allocated 2074 char_u *b_sfname; // short file name, allocated, may be equal to 2075 // b_ffname 2076 char_u *b_fname; // current file name, points to b_ffname or 2077 // b_sfname 2078 2079 #ifdef UNIX 2080 int b_dev_valid; /* TRUE when b_dev has a valid number */ 2081 dev_t b_dev; /* device number */ 2082 ino_t b_ino; /* inode number */ 2083 #endif 2084 #ifdef FEAT_CW_EDITOR 2085 FSSpec b_FSSpec; /* MacOS File Identification */ 2086 #endif 2087 #ifdef VMS 2088 char b_fab_rfm; /* Record format */ 2089 char b_fab_rat; /* Record attribute */ 2090 unsigned int b_fab_mrs; /* Max record size */ 2091 #endif 2092 int b_fnum; /* buffer number for this file. */ 2093 char_u b_key[VIM_SIZEOF_INT * 2 + 1]; 2094 /* key used for buf_hashtab, holds b_fnum as 2095 hex string */ 2096 2097 int b_changed; /* 'modified': Set to TRUE if something in the 2098 file has been changed and not written out. */ 2099 dictitem16_T b_ct_di; /* holds the b:changedtick value in 2100 b_ct_di.di_tv.vval.v_number; 2101 incremented for each change, also for undo */ 2102 #define CHANGEDTICK(buf) ((buf)->b_ct_di.di_tv.vval.v_number) 2103 2104 varnumber_T b_last_changedtick; /* b:changedtick when TextChanged or 2105 TextChangedI was last triggered. */ 2106 #ifdef FEAT_INS_EXPAND 2107 varnumber_T b_last_changedtick_pum; /* b:changedtick when TextChangedP was 2108 last triggered. */ 2109 #endif 2110 2111 int b_saving; /* Set to TRUE if we are in the middle of 2112 saving the buffer. */ 2113 2114 /* 2115 * Changes to a buffer require updating of the display. To minimize the 2116 * work, remember changes made and update everything at once. 2117 */ 2118 int b_mod_set; /* TRUE when there are changes since the last 2119 time the display was updated */ 2120 linenr_T b_mod_top; /* topmost lnum that was changed */ 2121 linenr_T b_mod_bot; /* lnum below last changed line, AFTER the 2122 change */ 2123 long b_mod_xlines; /* number of extra buffer lines inserted; 2124 negative when lines were deleted */ 2125 2126 wininfo_T *b_wininfo; /* list of last used info for each window */ 2127 2128 long b_mtime; /* last change time of original file */ 2129 long b_mtime_read; /* last change time when reading */ 2130 off_T b_orig_size; /* size of original file in bytes */ 2131 int b_orig_mode; /* mode of original file */ 2132 #ifdef FEAT_VIMINFO 2133 time_T b_last_used; /* time when the buffer was last used; used 2134 * for viminfo */ 2135 #endif 2136 2137 pos_T b_namedm[NMARKS]; /* current named marks (mark.c) */ 2138 2139 /* These variables are set when VIsual_active becomes FALSE */ 2140 visualinfo_T b_visual; 2141 #ifdef FEAT_EVAL 2142 int b_visual_mode_eval; /* b_visual.vi_mode for visualmode() */ 2143 #endif 2144 2145 pos_T b_last_cursor; /* cursor position when last unloading this 2146 buffer */ 2147 pos_T b_last_insert; /* where Insert mode was left */ 2148 pos_T b_last_change; /* position of last change: '. mark */ 2149 2150 #ifdef FEAT_JUMPLIST 2151 /* 2152 * the changelist contains old change positions 2153 */ 2154 pos_T b_changelist[JUMPLISTSIZE]; 2155 int b_changelistlen; /* number of active entries */ 2156 int b_new_change; /* set by u_savecommon() */ 2157 #endif 2158 2159 /* 2160 * Character table, only used in charset.c for 'iskeyword' 2161 * 32 bytes of 8 bits: 1 bit per character 0-255. 2162 */ 2163 char_u b_chartab[32]; 2164 2165 #ifdef FEAT_LOCALMAP 2166 /* Table used for mappings local to a buffer. */ 2167 mapblock_T *(b_maphash[256]); 2168 2169 /* First abbreviation local to a buffer. */ 2170 mapblock_T *b_first_abbr; 2171 #endif 2172 // User commands local to the buffer. 2173 garray_T b_ucmds; 2174 /* 2175 * start and end of an operator, also used for '[ and '] 2176 */ 2177 pos_T b_op_start; 2178 pos_T b_op_start_orig; /* used for Insstart_orig */ 2179 pos_T b_op_end; 2180 2181 #ifdef FEAT_VIMINFO 2182 int b_marks_read; /* Have we read viminfo marks yet? */ 2183 #endif 2184 2185 /* 2186 * The following only used in undo.c. 2187 */ 2188 u_header_T *b_u_oldhead; /* pointer to oldest header */ 2189 u_header_T *b_u_newhead; /* pointer to newest header; may not be valid 2190 if b_u_curhead is not NULL */ 2191 u_header_T *b_u_curhead; /* pointer to current header */ 2192 int b_u_numhead; /* current number of headers */ 2193 int b_u_synced; /* entry lists are synced */ 2194 long b_u_seq_last; /* last used undo sequence number */ 2195 long b_u_save_nr_last; /* counter for last file write */ 2196 long b_u_seq_cur; /* hu_seq of header below which we are now */ 2197 time_T b_u_time_cur; /* uh_time of header below which we are now */ 2198 long b_u_save_nr_cur; /* file write nr after which we are now */ 2199 2200 /* 2201 * variables for "U" command in undo.c 2202 */ 2203 undoline_T b_u_line_ptr; /* saved line for "U" command */ 2204 linenr_T b_u_line_lnum; /* line number of line in u_line */ 2205 colnr_T b_u_line_colnr; /* optional column number */ 2206 2207 #ifdef FEAT_INS_EXPAND 2208 int b_scanned; /* ^N/^P have scanned this buffer */ 2209 #endif 2210 2211 /* flags for use of ":lmap" and IM control */ 2212 long b_p_iminsert; /* input mode for insert */ 2213 long b_p_imsearch; /* input mode for search */ 2214 #define B_IMODE_USE_INSERT -1 /* Use b_p_iminsert value for search */ 2215 #define B_IMODE_NONE 0 /* Input via none */ 2216 #define B_IMODE_LMAP 1 /* Input via langmap */ 2217 #define B_IMODE_IM 2 /* Input via input method */ 2218 #define B_IMODE_LAST 2 2219 2220 #ifdef FEAT_KEYMAP 2221 short b_kmap_state; /* using "lmap" mappings */ 2222 # define KEYMAP_INIT 1 /* 'keymap' was set, call keymap_init() */ 2223 # define KEYMAP_LOADED 2 /* 'keymap' mappings have been loaded */ 2224 garray_T b_kmap_ga; /* the keymap table */ 2225 #endif 2226 2227 /* 2228 * Options local to a buffer. 2229 * They are here because their value depends on the type of file 2230 * or contents of the file being edited. 2231 */ 2232 int b_p_initialized; /* set when options initialized */ 2233 2234 #ifdef FEAT_EVAL 2235 sctx_T b_p_script_ctx[BV_COUNT]; /* SCTXs for buffer-local options */ 2236 #endif 2237 2238 int b_p_ai; /* 'autoindent' */ 2239 int b_p_ai_nopaste; /* b_p_ai saved for paste mode */ 2240 char_u *b_p_bkc; /* 'backupcopy' */ 2241 unsigned b_bkc_flags; /* flags for 'backupcopy' */ 2242 int b_p_ci; /* 'copyindent' */ 2243 int b_p_bin; /* 'binary' */ 2244 int b_p_bomb; /* 'bomb' */ 2245 char_u *b_p_bh; /* 'bufhidden' */ 2246 char_u *b_p_bt; /* 'buftype' */ 2247 #ifdef FEAT_QUICKFIX 2248 #define BUF_HAS_QF_ENTRY 1 2249 #define BUF_HAS_LL_ENTRY 2 2250 int b_has_qf_entry; 2251 #endif 2252 int b_p_bl; /* 'buflisted' */ 2253 #ifdef FEAT_CINDENT 2254 int b_p_cin; /* 'cindent' */ 2255 char_u *b_p_cino; /* 'cinoptions' */ 2256 char_u *b_p_cink; /* 'cinkeys' */ 2257 #endif 2258 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) 2259 char_u *b_p_cinw; /* 'cinwords' */ 2260 #endif 2261 #ifdef FEAT_COMMENTS 2262 char_u *b_p_com; /* 'comments' */ 2263 #endif 2264 #ifdef FEAT_FOLDING 2265 char_u *b_p_cms; /* 'commentstring' */ 2266 #endif 2267 #ifdef FEAT_INS_EXPAND 2268 char_u *b_p_cpt; /* 'complete' */ 2269 #endif 2270 #ifdef FEAT_COMPL_FUNC 2271 char_u *b_p_cfu; /* 'completefunc' */ 2272 char_u *b_p_ofu; /* 'omnifunc' */ 2273 #endif 2274 #ifdef FEAT_EVAL 2275 char_u *b_p_tfu; /* 'tagfunc' */ 2276 #endif 2277 int b_p_eol; /* 'endofline' */ 2278 int b_p_fixeol; /* 'fixendofline' */ 2279 int b_p_et; /* 'expandtab' */ 2280 int b_p_et_nobin; /* b_p_et saved for binary mode */ 2281 int b_p_et_nopaste; /* b_p_et saved for paste mode */ 2282 char_u *b_p_fenc; /* 'fileencoding' */ 2283 char_u *b_p_ff; /* 'fileformat' */ 2284 char_u *b_p_ft; /* 'filetype' */ 2285 char_u *b_p_fo; /* 'formatoptions' */ 2286 char_u *b_p_flp; /* 'formatlistpat' */ 2287 int b_p_inf; /* 'infercase' */ 2288 char_u *b_p_isk; /* 'iskeyword' */ 2289 #ifdef FEAT_FIND_ID 2290 char_u *b_p_def; /* 'define' local value */ 2291 char_u *b_p_inc; /* 'include' */ 2292 # ifdef FEAT_EVAL 2293 char_u *b_p_inex; /* 'includeexpr' */ 2294 long_u b_p_inex_flags; /* flags for 'includeexpr' */ 2295 # endif 2296 #endif 2297 #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) 2298 char_u *b_p_inde; /* 'indentexpr' */ 2299 long_u b_p_inde_flags; /* flags for 'indentexpr' */ 2300 char_u *b_p_indk; /* 'indentkeys' */ 2301 #endif 2302 char_u *b_p_fp; /* 'formatprg' */ 2303 #if defined(FEAT_EVAL) 2304 char_u *b_p_fex; /* 'formatexpr' */ 2305 long_u b_p_fex_flags; /* flags for 'formatexpr' */ 2306 #endif 2307 #ifdef FEAT_CRYPT 2308 char_u *b_p_key; /* 'key' */ 2309 #endif 2310 char_u *b_p_kp; /* 'keywordprg' */ 2311 #ifdef FEAT_LISP 2312 int b_p_lisp; /* 'lisp' */ 2313 #endif 2314 char_u *b_p_menc; /* 'makeencoding' */ 2315 char_u *b_p_mps; /* 'matchpairs' */ 2316 int b_p_ml; /* 'modeline' */ 2317 int b_p_ml_nobin; /* b_p_ml saved for binary mode */ 2318 int b_p_ma; /* 'modifiable' */ 2319 char_u *b_p_nf; /* 'nrformats' */ 2320 int b_p_pi; /* 'preserveindent' */ 2321 #ifdef FEAT_TEXTOBJ 2322 char_u *b_p_qe; /* 'quoteescape' */ 2323 #endif 2324 int b_p_ro; /* 'readonly' */ 2325 long b_p_sw; /* 'shiftwidth' */ 2326 int b_p_sn; /* 'shortname' */ 2327 #ifdef FEAT_SMARTINDENT 2328 int b_p_si; /* 'smartindent' */ 2329 #endif 2330 long b_p_sts; /* 'softtabstop' */ 2331 long b_p_sts_nopaste; /* b_p_sts saved for paste mode */ 2332 #ifdef FEAT_SEARCHPATH 2333 char_u *b_p_sua; /* 'suffixesadd' */ 2334 #endif 2335 int b_p_swf; /* 'swapfile' */ 2336 #ifdef FEAT_SYN_HL 2337 long b_p_smc; /* 'synmaxcol' */ 2338 char_u *b_p_syn; /* 'syntax' */ 2339 #endif 2340 long b_p_ts; /* 'tabstop' */ 2341 int b_p_tx; /* 'textmode' */ 2342 long b_p_tw; /* 'textwidth' */ 2343 long b_p_tw_nobin; /* b_p_tw saved for binary mode */ 2344 long b_p_tw_nopaste; /* b_p_tw saved for paste mode */ 2345 long b_p_wm; /* 'wrapmargin' */ 2346 long b_p_wm_nobin; /* b_p_wm saved for binary mode */ 2347 long b_p_wm_nopaste; /* b_p_wm saved for paste mode */ 2348 #ifdef FEAT_VARTABS 2349 char_u *b_p_vsts; /* 'varsofttabstop' */ 2350 int *b_p_vsts_array; /* 'varsofttabstop' in internal format */ 2351 char_u *b_p_vsts_nopaste; /* b_p_vsts saved for paste mode */ 2352 char_u *b_p_vts; /* 'vartabstop' */ 2353 int *b_p_vts_array; /* 'vartabstop' in internal format */ 2354 #endif 2355 #ifdef FEAT_KEYMAP 2356 char_u *b_p_keymap; /* 'keymap' */ 2357 #endif 2358 2359 /* local values for options which are normally global */ 2360 #ifdef FEAT_QUICKFIX 2361 char_u *b_p_gp; /* 'grepprg' local value */ 2362 char_u *b_p_mp; /* 'makeprg' local value */ 2363 char_u *b_p_efm; /* 'errorformat' local value */ 2364 #endif 2365 char_u *b_p_ep; /* 'equalprg' local value */ 2366 char_u *b_p_path; /* 'path' local value */ 2367 int b_p_ar; /* 'autoread' local value */ 2368 char_u *b_p_tags; /* 'tags' local value */ 2369 char_u *b_p_tc; /* 'tagcase' local value */ 2370 unsigned b_tc_flags; /* flags for 'tagcase' */ 2371 #ifdef FEAT_INS_EXPAND 2372 char_u *b_p_dict; /* 'dictionary' local value */ 2373 char_u *b_p_tsr; /* 'thesaurus' local value */ 2374 #endif 2375 long b_p_ul; /* 'undolevels' local value */ 2376 #ifdef FEAT_PERSISTENT_UNDO 2377 int b_p_udf; /* 'undofile' */ 2378 #endif 2379 #ifdef FEAT_LISP 2380 char_u *b_p_lw; /* 'lispwords' local value */ 2381 #endif 2382 #ifdef FEAT_TERMINAL 2383 long b_p_twsl; /* 'termwinscroll' */ 2384 #endif 2385 2386 /* end of buffer options */ 2387 2388 #ifdef FEAT_CINDENT 2389 /* values set from b_p_cino */ 2390 int b_ind_level; 2391 int b_ind_open_imag; 2392 int b_ind_no_brace; 2393 int b_ind_first_open; 2394 int b_ind_open_extra; 2395 int b_ind_close_extra; 2396 int b_ind_open_left_imag; 2397 int b_ind_jump_label; 2398 int b_ind_case; 2399 int b_ind_case_code; 2400 int b_ind_case_break; 2401 int b_ind_param; 2402 int b_ind_func_type; 2403 int b_ind_comment; 2404 int b_ind_in_comment; 2405 int b_ind_in_comment2; 2406 int b_ind_cpp_baseclass; 2407 int b_ind_continuation; 2408 int b_ind_unclosed; 2409 int b_ind_unclosed2; 2410 int b_ind_unclosed_noignore; 2411 int b_ind_unclosed_wrapped; 2412 int b_ind_unclosed_whiteok; 2413 int b_ind_matching_paren; 2414 int b_ind_paren_prev; 2415 int b_ind_maxparen; 2416 int b_ind_maxcomment; 2417 int b_ind_scopedecl; 2418 int b_ind_scopedecl_code; 2419 int b_ind_java; 2420 int b_ind_js; 2421 int b_ind_keep_case_label; 2422 int b_ind_hash_comment; 2423 int b_ind_cpp_namespace; 2424 int b_ind_if_for_while; 2425 int b_ind_cpp_extern_c; 2426 #endif 2427 2428 linenr_T b_no_eol_lnum; /* non-zero lnum when last line of next binary 2429 * write should not have an end-of-line */ 2430 2431 int b_start_eol; /* last line had eol when it was read */ 2432 int b_start_ffc; /* first char of 'ff' when edit started */ 2433 char_u *b_start_fenc; /* 'fileencoding' when edit started or NULL */ 2434 int b_bad_char; /* "++bad=" argument when edit started or 0 */ 2435 int b_start_bomb; /* 'bomb' when it was read */ 2436 2437 #ifdef FEAT_EVAL 2438 dictitem_T b_bufvar; /* variable for "b:" Dictionary */ 2439 dict_T *b_vars; /* internal variables, local to buffer */ 2440 2441 listener_T *b_listener; 2442 list_T *b_recorded_changes; 2443 #endif 2444 #ifdef FEAT_TEXT_PROP 2445 int b_has_textprop; // TRUE when text props were added 2446 hashtab_T *b_proptypes; // text property types local to buffer 2447 #endif 2448 2449 #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) 2450 char_u *b_p_bexpr; /* 'balloonexpr' local value */ 2451 long_u b_p_bexpr_flags;/* flags for 'balloonexpr' */ 2452 #endif 2453 #ifdef FEAT_CRYPT 2454 char_u *b_p_cm; /* 'cryptmethod' */ 2455 #endif 2456 2457 /* When a buffer is created, it starts without a swap file. b_may_swap is 2458 * then set to indicate that a swap file may be opened later. It is reset 2459 * if a swap file could not be opened. 2460 */ 2461 int b_may_swap; 2462 int b_did_warn; /* Set to 1 if user has been warned on first 2463 change of a read-only file */ 2464 2465 /* Two special kinds of buffers: 2466 * help buffer - used for help files, won't use a swap file. 2467 * spell buffer - used for spell info, never displayed and doesn't have a 2468 * file name. 2469 */ 2470 int b_help; /* TRUE for help file buffer (when set b_p_bt 2471 is "help") */ 2472 #ifdef FEAT_SPELL 2473 int b_spell; /* TRUE for a spell file buffer, most fields 2474 are not used! Use the B_SPELL macro to 2475 access b_spell without #ifdef. */ 2476 #endif 2477 2478 int b_shortname; /* this file has an 8.3 file name */ 2479 2480 #ifdef FEAT_JOB_CHANNEL 2481 char_u *b_prompt_text; // set by prompt_setprompt() 2482 char_u *b_prompt_callback; // set by prompt_setcallback() 2483 partial_T *b_prompt_partial; // set by prompt_setcallback() 2484 char_u *b_prompt_interrupt; // set by prompt_setinterrupt() 2485 partial_T *b_prompt_int_partial; // set by prompt_setinterrupt() 2486 int b_prompt_insert; // value for restart_edit when entering 2487 // a prompt buffer window. 2488 #endif 2489 #ifdef FEAT_MZSCHEME 2490 void *b_mzscheme_ref; /* The MzScheme reference to this buffer */ 2491 #endif 2492 2493 #ifdef FEAT_PERL 2494 void *b_perl_private; 2495 #endif 2496 2497 #ifdef FEAT_PYTHON 2498 void *b_python_ref; /* The Python reference to this buffer */ 2499 #endif 2500 2501 #ifdef FEAT_PYTHON3 2502 void *b_python3_ref; /* The Python3 reference to this buffer */ 2503 #endif 2504 2505 #ifdef FEAT_TCL 2506 void *b_tcl_ref; 2507 #endif 2508 2509 #ifdef FEAT_RUBY 2510 void *b_ruby_ref; 2511 #endif 2512 2513 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2514 synblock_T b_s; /* Info related to syntax highlighting. w_s 2515 * normally points to this, but some windows 2516 * may use a different synblock_T. */ 2517 #endif 2518 2519 #ifdef FEAT_SIGNS 2520 signlist_T *b_signlist; /* list of signs to draw */ 2521 # ifdef FEAT_NETBEANS_INTG 2522 int b_has_sign_column; /* Flag that is set when a first sign is 2523 * added and remains set until the end of 2524 * the netbeans session. */ 2525 # endif 2526 #endif 2527 2528 #ifdef FEAT_NETBEANS_INTG 2529 int b_netbeans_file; /* TRUE when buffer is owned by NetBeans */ 2530 int b_was_netbeans_file;/* TRUE if b_netbeans_file was once set */ 2531 #endif 2532 #ifdef FEAT_JOB_CHANNEL 2533 int b_write_to_channel; /* TRUE when appended lines are written to 2534 * a channel. */ 2535 #endif 2536 2537 #ifdef FEAT_CRYPT 2538 cryptstate_T *b_cryptstate; /* Encryption state while reading or writing 2539 * the file. NULL when not using encryption. */ 2540 #endif 2541 int b_mapped_ctrl_c; /* modes where CTRL-C is mapped */ 2542 2543 #ifdef FEAT_TERMINAL 2544 term_T *b_term; /* When not NULL this buffer is for a terminal 2545 * window. */ 2546 #endif 2547 #ifdef FEAT_DIFF 2548 int b_diff_failed; // internal diff failed for this buffer 2549 #endif 2550 }; /* file_buffer */ 2551 2552 2553 #ifdef FEAT_DIFF 2554 /* 2555 * Stuff for diff mode. 2556 */ 2557 # define DB_COUNT 8 /* up to eight buffers can be diff'ed */ 2558 2559 /* 2560 * Each diffblock defines where a block of lines starts in each of the buffers 2561 * and how many lines it occupies in that buffer. When the lines are missing 2562 * in the buffer the df_count[] is zero. This is all counted in 2563 * buffer lines. 2564 * There is always at least one unchanged line in between the diffs. 2565 * Otherwise it would have been included in the diff above or below it. 2566 * df_lnum[] + df_count[] is the lnum below the change. When in one buffer 2567 * lines have been inserted, in the other buffer df_lnum[] is the line below 2568 * the insertion and df_count[] is zero. When appending lines at the end of 2569 * the buffer, df_lnum[] is one beyond the end! 2570 * This is using a linked list, because the number of differences is expected 2571 * to be reasonable small. The list is sorted on lnum. 2572 */ 2573 typedef struct diffblock_S diff_T; 2574 struct diffblock_S 2575 { 2576 diff_T *df_next; 2577 linenr_T df_lnum[DB_COUNT]; /* line number in buffer */ 2578 linenr_T df_count[DB_COUNT]; /* nr of inserted/changed lines */ 2579 }; 2580 #endif 2581 2582 #define SNAP_HELP_IDX 0 2583 #define SNAP_AUCMD_IDX 1 2584 #define SNAP_COUNT 2 2585 2586 /* 2587 * Tab pages point to the top frame of each tab page. 2588 * Note: Most values are NOT valid for the current tab page! Use "curwin", 2589 * "firstwin", etc. for that. "tp_topframe" is always valid and can be 2590 * compared against "topframe" to find the current tab page. 2591 */ 2592 typedef struct tabpage_S tabpage_T; 2593 struct tabpage_S 2594 { 2595 tabpage_T *tp_next; /* next tabpage or NULL */ 2596 frame_T *tp_topframe; /* topframe for the windows */ 2597 win_T *tp_curwin; /* current window in this Tab page */ 2598 win_T *tp_prevwin; /* previous window in this Tab page */ 2599 win_T *tp_firstwin; /* first window in this Tab page */ 2600 win_T *tp_lastwin; /* last window in this Tab page */ 2601 long tp_old_Rows; /* Rows when Tab page was left */ 2602 long tp_old_Columns; /* Columns when Tab page was left */ 2603 long tp_ch_used; /* value of 'cmdheight' when frame size 2604 was set */ 2605 #ifdef FEAT_GUI 2606 int tp_prev_which_scrollbars[3]; 2607 /* previous value of which_scrollbars */ 2608 #endif 2609 2610 char_u *tp_localdir; // absolute path of local directory or 2611 // NULL 2612 #ifdef FEAT_DIFF 2613 diff_T *tp_first_diff; 2614 buf_T *(tp_diffbuf[DB_COUNT]); 2615 int tp_diff_invalid; // list of diffs is outdated 2616 int tp_diff_update; // update diffs before redrawing 2617 #endif 2618 frame_T *(tp_snapshot[SNAP_COUNT]); /* window layout snapshots */ 2619 #ifdef FEAT_EVAL 2620 dictitem_T tp_winvar; /* variable for "t:" Dictionary */ 2621 dict_T *tp_vars; /* internal variables, local to tab page */ 2622 #endif 2623 2624 #ifdef FEAT_PYTHON 2625 void *tp_python_ref; /* The Python value for this tab page */ 2626 #endif 2627 2628 #ifdef FEAT_PYTHON3 2629 void *tp_python3_ref; /* The Python value for this tab page */ 2630 #endif 2631 }; 2632 2633 /* 2634 * Structure to cache info for displayed lines in w_lines[]. 2635 * Each logical line has one entry. 2636 * The entry tells how the logical line is currently displayed in the window. 2637 * This is updated when displaying the window. 2638 * When the display is changed (e.g., when clearing the screen) w_lines_valid 2639 * is changed to exclude invalid entries. 2640 * When making changes to the buffer, wl_valid is reset to indicate wl_size 2641 * may not reflect what is actually in the buffer. When wl_valid is FALSE, 2642 * the entries can only be used to count the number of displayed lines used. 2643 * wl_lnum and wl_lastlnum are invalid too. 2644 */ 2645 typedef struct w_line 2646 { 2647 linenr_T wl_lnum; /* buffer line number for logical line */ 2648 short_u wl_size; /* height in screen lines */ 2649 char wl_valid; /* TRUE values are valid for text in buffer */ 2650 #ifdef FEAT_FOLDING 2651 char wl_folded; /* TRUE when this is a range of folded lines */ 2652 linenr_T wl_lastlnum; /* last buffer line number for logical line */ 2653 #endif 2654 } wline_T; 2655 2656 /* 2657 * Windows are kept in a tree of frames. Each frame has a column (FR_COL) 2658 * or row (FR_ROW) layout or is a leaf, which has a window. 2659 */ 2660 struct frame_S 2661 { 2662 char fr_layout; // FR_LEAF, FR_COL or FR_ROW 2663 int fr_width; 2664 int fr_newwidth; // new width used in win_equal_rec() 2665 int fr_height; 2666 int fr_newheight; // new height used in win_equal_rec() 2667 frame_T *fr_parent; // containing frame or NULL 2668 frame_T *fr_next; // frame right or below in same parent, NULL 2669 // for last 2670 frame_T *fr_prev; // frame left or above in same parent, NULL 2671 // for first 2672 // fr_child and fr_win are mutually exclusive 2673 frame_T *fr_child; // first contained frame 2674 win_T *fr_win; // window that fills this frame 2675 }; 2676 2677 #define FR_LEAF 0 /* frame is a leaf */ 2678 #define FR_ROW 1 /* frame with a row of windows */ 2679 #define FR_COL 2 /* frame with a column of windows */ 2680 2681 /* 2682 * Struct used for highlighting 'hlsearch' matches, matches defined by 2683 * ":match" and matches defined by match functions. 2684 * For 'hlsearch' there is one pattern for all windows. For ":match" and the 2685 * match functions there is a different pattern for each window. 2686 */ 2687 typedef struct 2688 { 2689 regmmatch_T rm; /* points to the regexp program; contains last found 2690 match (may continue in next line) */ 2691 buf_T *buf; /* the buffer to search for a match */ 2692 linenr_T lnum; /* the line to search for a match */ 2693 int attr; /* attributes to be used for a match */ 2694 int attr_cur; /* attributes currently active in win_line() */ 2695 linenr_T first_lnum; /* first lnum to search for multi-line pat */ 2696 colnr_T startcol; /* in win_line() points to char where HL starts */ 2697 colnr_T endcol; /* in win_line() points to char where HL ends */ 2698 int is_addpos; /* position specified directly by 2699 matchaddpos(). TRUE/FALSE */ 2700 #ifdef FEAT_RELTIME 2701 proftime_T tm; /* for a time limit */ 2702 #endif 2703 } match_T; 2704 2705 /* number of positions supported by matchaddpos() */ 2706 #define MAXPOSMATCH 8 2707 2708 /* 2709 * Same as lpos_T, but with additional field len. 2710 */ 2711 typedef struct 2712 { 2713 linenr_T lnum; /* line number */ 2714 colnr_T col; /* column number */ 2715 int len; /* length: 0 - to the end of line */ 2716 } llpos_T; 2717 2718 /* 2719 * posmatch_T provides an array for storing match items for matchaddpos() 2720 * function. 2721 */ 2722 typedef struct posmatch posmatch_T; 2723 struct posmatch 2724 { 2725 llpos_T pos[MAXPOSMATCH]; /* array of positions */ 2726 int cur; /* internal position counter */ 2727 linenr_T toplnum; /* top buffer line */ 2728 linenr_T botlnum; /* bottom buffer line */ 2729 }; 2730 2731 /* 2732 * matchitem_T provides a linked list for storing match items for ":match" and 2733 * the match functions. 2734 */ 2735 typedef struct matchitem matchitem_T; 2736 struct matchitem 2737 { 2738 matchitem_T *next; 2739 int id; /* match ID */ 2740 int priority; /* match priority */ 2741 char_u *pattern; /* pattern to highlight */ 2742 int hlg_id; /* highlight group ID */ 2743 regmmatch_T match; /* regexp program for pattern */ 2744 posmatch_T pos; /* position matches */ 2745 match_T hl; /* struct for doing the actual highlighting */ 2746 #ifdef FEAT_CONCEAL 2747 int conceal_char; /* cchar for Conceal highlighting */ 2748 #endif 2749 }; 2750 2751 // Structure to store last cursor position and topline. Used by check_lnums() 2752 // and reset_lnums(). 2753 typedef struct 2754 { 2755 int w_topline_save; // original topline value 2756 int w_topline_corr; // corrected topline value 2757 pos_T w_cursor_save; // original cursor position 2758 pos_T w_cursor_corr; // corrected cursor position 2759 } pos_save_T; 2760 2761 #ifdef FEAT_MENU 2762 typedef struct { 2763 int wb_startcol; 2764 int wb_endcol; 2765 vimmenu_T *wb_menu; 2766 } winbar_item_T; 2767 #endif 2768 2769 /* 2770 * Structure which contains all information that belongs to a window 2771 * 2772 * All row numbers are relative to the start of the window, except w_winrow. 2773 */ 2774 struct window_S 2775 { 2776 int w_id; /* unique window ID */ 2777 2778 buf_T *w_buffer; /* buffer we are a window into (used 2779 often, keep it the first item!) */ 2780 2781 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2782 synblock_T *w_s; /* for :ownsyntax */ 2783 #endif 2784 2785 win_T *w_prev; /* link to previous window */ 2786 win_T *w_next; /* link to next window */ 2787 int w_closing; /* window is being closed, don't let 2788 autocommands close it too. */ 2789 2790 frame_T *w_frame; /* frame containing this window */ 2791 2792 pos_T w_cursor; /* cursor position in buffer */ 2793 2794 colnr_T w_curswant; /* The column we'd like to be at. This is 2795 used to try to stay in the same column 2796 for up/down cursor motions. */ 2797 2798 int w_set_curswant; /* If set, then update w_curswant the next 2799 time through cursupdate() to the 2800 current virtual column */ 2801 2802 #ifdef FEAT_SYN_HL 2803 linenr_T w_last_cursorline; // where last time 'cursorline' was drawn 2804 #endif 2805 2806 /* 2807 * the next seven are used to update the visual part 2808 */ 2809 char w_old_visual_mode; /* last known VIsual_mode */ 2810 linenr_T w_old_cursor_lnum; /* last known end of visual part */ 2811 colnr_T w_old_cursor_fcol; /* first column for block visual part */ 2812 colnr_T w_old_cursor_lcol; /* last column for block visual part */ 2813 linenr_T w_old_visual_lnum; /* last known start of visual part */ 2814 colnr_T w_old_visual_col; /* last known start of visual part */ 2815 colnr_T w_old_curswant; /* last known value of Curswant */ 2816 2817 /* 2818 * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for 2819 * displaying the buffer. 2820 */ 2821 linenr_T w_topline; /* buffer line number of the line at the 2822 top of the window */ 2823 char w_topline_was_set; /* flag set to TRUE when topline is set, 2824 e.g. by winrestview() */ 2825 #ifdef FEAT_DIFF 2826 int w_topfill; /* number of filler lines above w_topline */ 2827 int w_old_topfill; /* w_topfill at last redraw */ 2828 int w_botfill; /* TRUE when filler lines are actually 2829 below w_topline (at end of file) */ 2830 int w_old_botfill; /* w_botfill at last redraw */ 2831 #endif 2832 colnr_T w_leftcol; /* window column number of the left most 2833 character in the window; used when 2834 'wrap' is off */ 2835 colnr_T w_skipcol; /* starting column when a single line 2836 doesn't fit in the window */ 2837 2838 /* 2839 * Layout of the window in the screen. 2840 * May need to add "msg_scrolled" to "w_winrow" in rare situations. 2841 */ 2842 int w_winrow; /* first row of window in screen */ 2843 int w_height; /* number of rows in window, excluding 2844 status/command/winbar line(s) */ 2845 int w_status_height; /* number of status lines (0 or 1) */ 2846 int w_wincol; /* Leftmost column of window in screen. */ 2847 int w_width; /* Width of window, excluding separation. */ 2848 int w_vsep_width; /* Number of separator columns (0 or 1). */ 2849 pos_save_T w_save_cursor; /* backup of cursor pos and topline */ 2850 2851 2852 /* 2853 * === start of cached values ==== 2854 */ 2855 /* 2856 * Recomputing is minimized by storing the result of computations. 2857 * Use functions in screen.c to check if they are valid and to update. 2858 * w_valid is a bitfield of flags, which indicate if specific values are 2859 * valid or need to be recomputed. See screen.c for values. 2860 */ 2861 int w_valid; 2862 pos_T w_valid_cursor; /* last known position of w_cursor, used 2863 to adjust w_valid */ 2864 colnr_T w_valid_leftcol; /* last known w_leftcol */ 2865 2866 /* 2867 * w_cline_height is the number of physical lines taken by the buffer line 2868 * that the cursor is on. We use this to avoid extra calls to plines(). 2869 */ 2870 int w_cline_height; /* current size of cursor line */ 2871 #ifdef FEAT_FOLDING 2872 int w_cline_folded; /* cursor line is folded */ 2873 #endif 2874 2875 int w_cline_row; /* starting row of the cursor line */ 2876 2877 colnr_T w_virtcol; /* column number of the cursor in the 2878 buffer line, as opposed to the column 2879 number we're at on the screen. This 2880 makes a difference on lines which span 2881 more than one screen line or when 2882 w_leftcol is non-zero */ 2883 2884 /* 2885 * w_wrow and w_wcol specify the cursor position in the window. 2886 * This is related to positions in the window, not in the display or 2887 * buffer, thus w_wrow is relative to w_winrow. 2888 */ 2889 int w_wrow, w_wcol; /* cursor position in window */ 2890 2891 linenr_T w_botline; /* number of the line below the bottom of 2892 the window */ 2893 int w_empty_rows; /* number of ~ rows in window */ 2894 #ifdef FEAT_DIFF 2895 int w_filler_rows; /* number of filler rows at the end of the 2896 window */ 2897 #endif 2898 2899 /* 2900 * Info about the lines currently in the window is remembered to avoid 2901 * recomputing it every time. The allocated size of w_lines[] is Rows. 2902 * Only the w_lines_valid entries are actually valid. 2903 * When the display is up-to-date w_lines[0].wl_lnum is equal to w_topline 2904 * and w_lines[w_lines_valid - 1].wl_lnum is equal to w_botline. 2905 * Between changing text and updating the display w_lines[] represents 2906 * what is currently displayed. wl_valid is reset to indicated this. 2907 * This is used for efficient redrawing. 2908 */ 2909 int w_lines_valid; /* number of valid entries */ 2910 wline_T *w_lines; 2911 2912 #ifdef FEAT_FOLDING 2913 garray_T w_folds; /* array of nested folds */ 2914 char w_fold_manual; /* when TRUE: some folds are opened/closed 2915 manually */ 2916 char w_foldinvalid; /* when TRUE: folding needs to be 2917 recomputed */ 2918 #endif 2919 #ifdef FEAT_LINEBREAK 2920 int w_nrwidth; /* width of 'number' and 'relativenumber' 2921 column being used */ 2922 #endif 2923 2924 /* 2925 * === end of cached values === 2926 */ 2927 2928 int w_redr_type; /* type of redraw to be performed on win */ 2929 int w_upd_rows; /* number of window lines to update when 2930 w_redr_type is REDRAW_TOP */ 2931 linenr_T w_redraw_top; /* when != 0: first line needing redraw */ 2932 linenr_T w_redraw_bot; /* when != 0: last line needing redraw */ 2933 int w_redr_status; /* if TRUE status line must be redrawn */ 2934 2935 #ifdef FEAT_CMDL_INFO 2936 /* remember what is shown in the ruler for this window (if 'ruler' set) */ 2937 pos_T w_ru_cursor; /* cursor position shown in ruler */ 2938 colnr_T w_ru_virtcol; /* virtcol shown in ruler */ 2939 linenr_T w_ru_topline; /* topline shown in ruler */ 2940 linenr_T w_ru_line_count; /* line count used for ruler */ 2941 # ifdef FEAT_DIFF 2942 int w_ru_topfill; /* topfill shown in ruler */ 2943 # endif 2944 char w_ru_empty; /* TRUE if ruler shows 0-1 (empty line) */ 2945 #endif 2946 2947 int w_alt_fnum; /* alternate file (for # and CTRL-^) */ 2948 2949 alist_T *w_alist; /* pointer to arglist for this window */ 2950 int w_arg_idx; /* current index in argument list (can be 2951 out of range!) */ 2952 int w_arg_idx_invalid; /* editing another file than w_arg_idx */ 2953 2954 char_u *w_localdir; /* absolute path of local directory or 2955 NULL */ 2956 #ifdef FEAT_MENU 2957 vimmenu_T *w_winbar; /* The root of the WinBar menu hierarchy. */ 2958 winbar_item_T *w_winbar_items; /* list of items in the WinBar */ 2959 int w_winbar_height; /* 1 if there is a window toolbar */ 2960 #endif 2961 2962 /* 2963 * Options local to a window. 2964 * They are local because they influence the layout of the window or 2965 * depend on the window layout. 2966 * There are two values: w_onebuf_opt is local to the buffer currently in 2967 * this window, w_allbuf_opt is for all buffers in this window. 2968 */ 2969 winopt_T w_onebuf_opt; 2970 winopt_T w_allbuf_opt; 2971 2972 /* A few options have local flags for P_INSECURE. */ 2973 #ifdef FEAT_STL_OPT 2974 long_u w_p_stl_flags; /* flags for 'statusline' */ 2975 #endif 2976 #ifdef FEAT_EVAL 2977 long_u w_p_fde_flags; /* flags for 'foldexpr' */ 2978 long_u w_p_fdt_flags; /* flags for 'foldtext' */ 2979 #endif 2980 #ifdef FEAT_SYN_HL 2981 int *w_p_cc_cols; /* array of columns to highlight or NULL */ 2982 #endif 2983 #ifdef FEAT_LINEBREAK 2984 int w_p_brimin; /* minimum width for breakindent */ 2985 int w_p_brishift; /* additional shift for breakindent */ 2986 int w_p_brisbr; /* sbr in 'briopt' */ 2987 #endif 2988 long w_p_siso; /* 'sidescrolloff' local value */ 2989 long w_p_so; /* 'scrolloff' local value */ 2990 2991 /* transform a pointer to a "onebuf" option into a "allbuf" option */ 2992 #define GLOBAL_WO(p) ((char *)p + sizeof(winopt_T)) 2993 2994 long w_scbind_pos; 2995 2996 #ifdef FEAT_EVAL 2997 dictitem_T w_winvar; /* variable for "w:" Dictionary */ 2998 dict_T *w_vars; /* internal variables, local to window */ 2999 #endif 3000 3001 /* 3002 * The w_prev_pcmark field is used to check whether we really did jump to 3003 * a new line after setting the w_pcmark. If not, then we revert to 3004 * using the previous w_pcmark. 3005 */ 3006 pos_T w_pcmark; /* previous context mark */ 3007 pos_T w_prev_pcmark; /* previous w_pcmark */ 3008 3009 #ifdef FEAT_JUMPLIST 3010 /* 3011 * the jumplist contains old cursor positions 3012 */ 3013 xfmark_T w_jumplist[JUMPLISTSIZE]; 3014 int w_jumplistlen; /* number of active entries */ 3015 int w_jumplistidx; /* current position */ 3016 3017 int w_changelistidx; /* current position in b_changelist */ 3018 #endif 3019 3020 #ifdef FEAT_SEARCH_EXTRA 3021 matchitem_T *w_match_head; /* head of match list */ 3022 int w_next_match_id; /* next match ID */ 3023 #endif 3024 3025 /* 3026 * the tagstack grows from 0 upwards: 3027 * entry 0: older 3028 * entry 1: newer 3029 * entry 2: newest 3030 */ 3031 taggy_T w_tagstack[TAGSTACKSIZE]; /* the tag stack */ 3032 int w_tagstackidx; /* idx just below active entry */ 3033 int w_tagstacklen; /* number of tags on stack */ 3034 3035 /* 3036 * w_fraction is the fractional row of the cursor within the window, from 3037 * 0 at the top row to FRACTION_MULT at the last row. 3038 * w_prev_fraction_row was the actual cursor row when w_fraction was last 3039 * calculated. 3040 */ 3041 int w_fraction; 3042 int w_prev_fraction_row; 3043 3044 #ifdef FEAT_GUI 3045 scrollbar_T w_scrollbars[2]; /* vert. Scrollbars for this window */ 3046 #endif 3047 #ifdef FEAT_LINEBREAK 3048 linenr_T w_nrwidth_line_count; /* line count when ml_nrwidth_width 3049 * was computed. */ 3050 long w_nuw_cached; /* 'numberwidth' option cached */ 3051 int w_nrwidth_width; /* nr of chars to print line count. */ 3052 #endif 3053 3054 #ifdef FEAT_QUICKFIX 3055 qf_info_T *w_llist; /* Location list for this window */ 3056 /* 3057 * Location list reference used in the location list window. 3058 * In a non-location list window, w_llist_ref is NULL. 3059 */ 3060 qf_info_T *w_llist_ref; 3061 #endif 3062 3063 3064 #ifdef FEAT_MZSCHEME 3065 void *w_mzscheme_ref; /* The MzScheme value for this window */ 3066 #endif 3067 3068 #ifdef FEAT_PERL 3069 void *w_perl_private; 3070 #endif 3071 3072 #ifdef FEAT_PYTHON 3073 void *w_python_ref; /* The Python value for this window */ 3074 #endif 3075 3076 #ifdef FEAT_PYTHON3 3077 void *w_python3_ref; /* The Python value for this window */ 3078 #endif 3079 3080 #ifdef FEAT_TCL 3081 void *w_tcl_ref; 3082 #endif 3083 3084 #ifdef FEAT_RUBY 3085 void *w_ruby_ref; 3086 #endif 3087 }; 3088 3089 /* 3090 * Arguments for operators. 3091 */ 3092 typedef struct oparg_S 3093 { 3094 int op_type; /* current pending operator type */ 3095 int regname; /* register to use for the operator */ 3096 int motion_type; /* type of the current cursor motion */ 3097 int motion_force; /* force motion type: 'v', 'V' or CTRL-V */ 3098 int use_reg_one; /* TRUE if delete uses reg 1 even when not 3099 linewise */ 3100 int inclusive; /* TRUE if char motion is inclusive (only 3101 valid when motion_type is MCHAR */ 3102 int end_adjusted; /* backuped b_op_end one char (only used by 3103 do_format()) */ 3104 pos_T start; /* start of the operator */ 3105 pos_T end; /* end of the operator */ 3106 pos_T cursor_start; /* cursor position before motion for "gw" */ 3107 3108 long line_count; /* number of lines from op_start to op_end 3109 (inclusive) */ 3110 int empty; /* op_start and op_end the same (only used by 3111 do_change()) */ 3112 int is_VIsual; /* operator on Visual area */ 3113 int block_mode; /* current operator is Visual block mode */ 3114 colnr_T start_vcol; /* start col for block mode operator */ 3115 colnr_T end_vcol; /* end col for block mode operator */ 3116 long prev_opcount; /* ca.opcount saved for K_CURSORHOLD */ 3117 long prev_count0; /* ca.count0 saved for K_CURSORHOLD */ 3118 } oparg_T; 3119 3120 /* 3121 * Arguments for Normal mode commands. 3122 */ 3123 typedef struct cmdarg_S 3124 { 3125 oparg_T *oap; /* Operator arguments */ 3126 int prechar; /* prefix character (optional, always 'g') */ 3127 int cmdchar; /* command character */ 3128 int nchar; /* next command character (optional) */ 3129 int ncharC1; /* first composing character (optional) */ 3130 int ncharC2; /* second composing character (optional) */ 3131 int extra_char; /* yet another character (optional) */ 3132 long opcount; /* count before an operator */ 3133 long count0; /* count before command, default 0 */ 3134 long count1; /* count before command, default 1 */ 3135 int arg; /* extra argument from nv_cmds[] */ 3136 int retval; /* return: CA_* values */ 3137 char_u *searchbuf; /* return: pointer to search pattern or NULL */ 3138 } cmdarg_T; 3139 3140 /* values for retval: */ 3141 #define CA_COMMAND_BUSY 1 /* skip restarting edit() once */ 3142 #define CA_NO_ADJ_OP_END 2 /* don't adjust operator end */ 3143 3144 #ifdef CURSOR_SHAPE 3145 /* 3146 * struct to store values from 'guicursor' and 'mouseshape' 3147 */ 3148 /* Indexes in shape_table[] */ 3149 #define SHAPE_IDX_N 0 /* Normal mode */ 3150 #define SHAPE_IDX_V 1 /* Visual mode */ 3151 #define SHAPE_IDX_I 2 /* Insert mode */ 3152 #define SHAPE_IDX_R 3 /* Replace mode */ 3153 #define SHAPE_IDX_C 4 /* Command line Normal mode */ 3154 #define SHAPE_IDX_CI 5 /* Command line Insert mode */ 3155 #define SHAPE_IDX_CR 6 /* Command line Replace mode */ 3156 #define SHAPE_IDX_O 7 /* Operator-pending mode */ 3157 #define SHAPE_IDX_VE 8 /* Visual mode with 'selection' exclusive */ 3158 #define SHAPE_IDX_CLINE 9 /* On command line */ 3159 #define SHAPE_IDX_STATUS 10 /* A status line */ 3160 #define SHAPE_IDX_SDRAG 11 /* dragging a status line */ 3161 #define SHAPE_IDX_VSEP 12 /* A vertical separator line */ 3162 #define SHAPE_IDX_VDRAG 13 /* dragging a vertical separator line */ 3163 #define SHAPE_IDX_MORE 14 /* Hit-return or More */ 3164 #define SHAPE_IDX_MOREL 15 /* Hit-return or More in last line */ 3165 #define SHAPE_IDX_SM 16 /* showing matching paren */ 3166 #define SHAPE_IDX_COUNT 17 3167 3168 #define SHAPE_BLOCK 0 /* block cursor */ 3169 #define SHAPE_HOR 1 /* horizontal bar cursor */ 3170 #define SHAPE_VER 2 /* vertical bar cursor */ 3171 3172 #define MSHAPE_NUMBERED 1000 /* offset for shapes identified by number */ 3173 #define MSHAPE_HIDE 1 /* hide mouse pointer */ 3174 3175 #define SHAPE_MOUSE 1 /* used for mouse pointer shape */ 3176 #define SHAPE_CURSOR 2 /* used for text cursor shape */ 3177 3178 typedef struct cursor_entry 3179 { 3180 int shape; /* one of the SHAPE_ defines */ 3181 int mshape; /* one of the MSHAPE defines */ 3182 int percentage; /* percentage of cell for bar */ 3183 long blinkwait; /* blinking, wait time before blinking starts */ 3184 long blinkon; /* blinking, on time */ 3185 long blinkoff; /* blinking, off time */ 3186 int id; /* highlight group ID */ 3187 int id_lm; /* highlight group ID for :lmap mode */ 3188 char *name; /* mode name (fixed) */ 3189 char used_for; /* SHAPE_MOUSE and/or SHAPE_CURSOR */ 3190 } cursorentry_T; 3191 #endif /* CURSOR_SHAPE */ 3192 3193 #ifdef FEAT_MENU 3194 3195 /* Indices into vimmenu_T->strings[] and vimmenu_T->noremap[] for each mode */ 3196 #define MENU_INDEX_INVALID -1 3197 #define MENU_INDEX_NORMAL 0 3198 #define MENU_INDEX_VISUAL 1 3199 #define MENU_INDEX_SELECT 2 3200 #define MENU_INDEX_OP_PENDING 3 3201 #define MENU_INDEX_INSERT 4 3202 #define MENU_INDEX_CMDLINE 5 3203 #define MENU_INDEX_TERMINAL 6 3204 #define MENU_INDEX_TIP 7 3205 #define MENU_MODES 8 3206 3207 /* Menu modes */ 3208 #define MENU_NORMAL_MODE (1 << MENU_INDEX_NORMAL) 3209 #define MENU_VISUAL_MODE (1 << MENU_INDEX_VISUAL) 3210 #define MENU_SELECT_MODE (1 << MENU_INDEX_SELECT) 3211 #define MENU_OP_PENDING_MODE (1 << MENU_INDEX_OP_PENDING) 3212 #define MENU_INSERT_MODE (1 << MENU_INDEX_INSERT) 3213 #define MENU_CMDLINE_MODE (1 << MENU_INDEX_CMDLINE) 3214 #define MENU_TERMINAL_MODE (1 << MENU_INDEX_TERMINAL) 3215 #define MENU_TIP_MODE (1 << MENU_INDEX_TIP) 3216 #define MENU_ALL_MODES ((1 << MENU_INDEX_TIP) - 1) 3217 /*note MENU_INDEX_TIP is not a 'real' mode*/ 3218 3219 /* Start a menu name with this to not include it on the main menu bar */ 3220 #define MNU_HIDDEN_CHAR ']' 3221 3222 struct VimMenu 3223 { 3224 int modes; /* Which modes is this menu visible for? */ 3225 int enabled; /* for which modes the menu is enabled */ 3226 char_u *name; /* Name of menu, possibly translated */ 3227 char_u *dname; /* Displayed Name ("name" without '&') */ 3228 #ifdef FEAT_MULTI_LANG 3229 char_u *en_name; /* "name" untranslated, NULL when "name" 3230 * was not translated */ 3231 char_u *en_dname; /* "dname" untranslated, NULL when "dname" 3232 * was not translated */ 3233 #endif 3234 int mnemonic; /* mnemonic key (after '&') */ 3235 char_u *actext; /* accelerator text (after TAB) */ 3236 int priority; /* Menu order priority */ 3237 #ifdef FEAT_GUI 3238 void (*cb)(vimmenu_T *); /* Call-back routine */ 3239 #endif 3240 #ifdef FEAT_TOOLBAR 3241 char_u *iconfile; /* name of file for icon or NULL */ 3242 int iconidx; /* icon index (-1 if not set) */ 3243 int icon_builtin; /* icon names is BuiltIn{nr} */ 3244 #endif 3245 char_u *strings[MENU_MODES]; /* Mapped string for each mode */ 3246 int noremap[MENU_MODES]; /* A REMAP_ flag for each mode */ 3247 char silent[MENU_MODES]; /* A silent flag for each mode */ 3248 vimmenu_T *children; /* Children of sub-menu */ 3249 vimmenu_T *parent; /* Parent of menu */ 3250 vimmenu_T *next; /* Next item in menu */ 3251 #ifdef FEAT_GUI_X11 3252 Widget id; /* Manage this to enable item */ 3253 Widget submenu_id; /* If this is submenu, add children here */ 3254 #endif 3255 #ifdef FEAT_GUI_GTK 3256 GtkWidget *id; /* Manage this to enable item */ 3257 GtkWidget *submenu_id; /* If this is submenu, add children here */ 3258 # if defined(GTK_CHECK_VERSION) && !GTK_CHECK_VERSION(3,4,0) 3259 GtkWidget *tearoff_handle; 3260 # endif 3261 GtkWidget *label; /* Used by "set wak=" code. */ 3262 #endif 3263 #ifdef FEAT_GUI_MOTIF 3264 int sensitive; /* turn button on/off */ 3265 char **xpm; /* pixmap data */ 3266 char *xpm_fname; /* file with pixmap data */ 3267 #endif 3268 #ifdef FEAT_GUI_ATHENA 3269 Pixmap image; /* Toolbar image */ 3270 #endif 3271 #ifdef FEAT_BEVAL_TIP 3272 BalloonEval *tip; /* tooltip for this menu item */ 3273 #endif 3274 #ifdef FEAT_GUI_MSWIN 3275 UINT id; /* Id of menu item */ 3276 HMENU submenu_id; /* If this is submenu, add children here */ 3277 HWND tearoff_handle; /* hWnd of tearoff if created */ 3278 #endif 3279 #ifdef FEAT_GUI_MAC 3280 /* MenuHandle id; */ 3281 /* short index; */ /* the item index within the father menu */ 3282 short menu_id; /* the menu id to which this item belong */ 3283 short submenu_id; /* the menu id of the children (could be 3284 get through some tricks) */ 3285 MenuHandle menu_handle; 3286 MenuHandle submenu_handle; 3287 #endif 3288 #ifdef FEAT_GUI_PHOTON 3289 PtWidget_t *id; 3290 PtWidget_t *submenu_id; 3291 #endif 3292 }; 3293 #else 3294 /* For generating prototypes when FEAT_MENU isn't defined. */ 3295 typedef int vimmenu_T; 3296 3297 #endif /* FEAT_MENU */ 3298 3299 /* 3300 * Struct to save values in before executing autocommands for a buffer that is 3301 * not the current buffer. 3302 */ 3303 typedef struct 3304 { 3305 buf_T *save_curbuf; /* saved curbuf */ 3306 int use_aucmd_win; /* using aucmd_win */ 3307 win_T *save_curwin; /* saved curwin */ 3308 win_T *new_curwin; /* new curwin */ 3309 win_T *save_prevwin; /* saved prevwin */ 3310 bufref_T new_curbuf; /* new curbuf */ 3311 char_u *globaldir; /* saved value of globaldir */ 3312 } aco_save_T; 3313 3314 /* 3315 * Generic option table item, only used for printer at the moment. 3316 */ 3317 typedef struct 3318 { 3319 const char *name; 3320 int hasnum; 3321 long number; 3322 char_u *string; /* points into option string */ 3323 int strlen; 3324 int present; 3325 } option_table_T; 3326 3327 /* 3328 * Structure to hold printing color and font attributes. 3329 */ 3330 typedef struct 3331 { 3332 long_u fg_color; 3333 long_u bg_color; 3334 int bold; 3335 int italic; 3336 int underline; 3337 int undercurl; 3338 } prt_text_attr_T; 3339 3340 /* 3341 * Structure passed back to the generic printer code. 3342 */ 3343 typedef struct 3344 { 3345 int n_collated_copies; 3346 int n_uncollated_copies; 3347 int duplex; 3348 int chars_per_line; 3349 int lines_per_page; 3350 int has_color; 3351 prt_text_attr_T number; 3352 #ifdef FEAT_SYN_HL 3353 int modec; 3354 int do_syntax; 3355 #endif 3356 int user_abort; 3357 char_u *jobname; 3358 #ifdef FEAT_POSTSCRIPT 3359 char_u *outfile; 3360 char_u *arguments; 3361 #endif 3362 } prt_settings_T; 3363 3364 #define PRINT_NUMBER_WIDTH 8 3365 3366 /* 3367 * Used for popup menu items. 3368 */ 3369 typedef struct 3370 { 3371 char_u *pum_text; /* main menu text */ 3372 char_u *pum_kind; /* extra kind text (may be truncated) */ 3373 char_u *pum_extra; /* extra menu text (may be truncated) */ 3374 char_u *pum_info; /* extra info */ 3375 } pumitem_T; 3376 3377 /* 3378 * Structure used for get_tagfname(). 3379 */ 3380 typedef struct 3381 { 3382 char_u *tn_tags; /* value of 'tags' when starting */ 3383 char_u *tn_np; /* current position in tn_tags */ 3384 int tn_did_filefind_init; 3385 int tn_hf_idx; 3386 void *tn_search_ctx; 3387 } tagname_T; 3388 3389 typedef struct { 3390 UINT32_T total[2]; 3391 UINT32_T state[8]; 3392 char_u buffer[64]; 3393 } context_sha256_T; 3394 3395 /* 3396 * types for expressions. 3397 */ 3398 typedef enum 3399 { 3400 TYPE_UNKNOWN = 0, 3401 TYPE_EQUAL, // == 3402 TYPE_NEQUAL, // != 3403 TYPE_GREATER, // > 3404 TYPE_GEQUAL, // >= 3405 TYPE_SMALLER, // < 3406 TYPE_SEQUAL, // <= 3407 TYPE_MATCH, // =~ 3408 TYPE_NOMATCH, // !~ 3409 } exptype_T; 3410 3411 /* 3412 * Structure used for reading in json_decode(). 3413 */ 3414 struct js_reader 3415 { 3416 char_u *js_buf; /* text to be decoded */ 3417 char_u *js_end; /* NUL in js_buf */ 3418 int js_used; /* bytes used from js_buf */ 3419 int (*js_fill)(struct js_reader *); 3420 /* function to fill the buffer or NULL; 3421 * return TRUE when the buffer was filled */ 3422 void *js_cookie; /* can be used by js_fill */ 3423 int js_cookie_arg; /* can be used by js_fill */ 3424 }; 3425 typedef struct js_reader js_read_T; 3426 3427 typedef struct timer_S timer_T; 3428 struct timer_S 3429 { 3430 long tr_id; 3431 #ifdef FEAT_TIMERS 3432 timer_T *tr_next; 3433 timer_T *tr_prev; 3434 proftime_T tr_due; /* when the callback is to be invoked */ 3435 char tr_firing; /* when TRUE callback is being called */ 3436 char tr_paused; /* when TRUE callback is not invoked */ 3437 int tr_repeat; /* number of times to repeat, -1 forever */ 3438 long tr_interval; /* msec */ 3439 char_u *tr_callback; /* allocated */ 3440 partial_T *tr_partial; 3441 int tr_emsg_count; 3442 #endif 3443 }; 3444 3445 /* Maximum number of commands from + or -c arguments. */ 3446 #define MAX_ARG_CMDS 10 3447 3448 /* values for "window_layout" */ 3449 #define WIN_HOR 1 /* "-o" horizontally split windows */ 3450 #define WIN_VER 2 /* "-O" vertically split windows */ 3451 #define WIN_TABS 3 /* "-p" windows on tab pages */ 3452 3453 /* Struct for various parameters passed between main() and other functions. */ 3454 typedef struct 3455 { 3456 int argc; 3457 char **argv; 3458 3459 char_u *fname; /* first file to edit */ 3460 3461 int evim_mode; /* started as "evim" */ 3462 char_u *use_vimrc; /* vimrc from -u argument */ 3463 int clean; /* --clean argument */ 3464 3465 int n_commands; /* no. of commands from + or -c */ 3466 char_u *commands[MAX_ARG_CMDS]; /* commands from + or -c arg. */ 3467 char_u cmds_tofree[MAX_ARG_CMDS]; /* commands that need free() */ 3468 int n_pre_commands; /* no. of commands from --cmd */ 3469 char_u *pre_commands[MAX_ARG_CMDS]; /* commands from --cmd argument */ 3470 3471 int edit_type; /* type of editing to do */ 3472 char_u *tagname; /* tag from -t argument */ 3473 #ifdef FEAT_QUICKFIX 3474 char_u *use_ef; /* 'errorfile' from -q argument */ 3475 #endif 3476 3477 int want_full_screen; 3478 int not_a_term; /* no warning for missing term? */ 3479 int tty_fail; /* exit if not a tty */ 3480 char_u *term; /* specified terminal name */ 3481 #ifdef FEAT_CRYPT 3482 int ask_for_key; /* -x argument */ 3483 #endif 3484 int no_swap_file; /* "-n" argument used */ 3485 #ifdef FEAT_EVAL 3486 int use_debug_break_level; 3487 #endif 3488 int window_count; /* number of windows to use */ 3489 int window_layout; /* 0, WIN_HOR, WIN_VER or WIN_TABS */ 3490 3491 #ifdef FEAT_CLIENTSERVER 3492 int serverArg; /* TRUE when argument for a server */ 3493 char_u *serverName_arg; /* cmdline arg for server name */ 3494 char_u *serverStr; /* remote server command */ 3495 char_u *serverStrEnc; /* encoding of serverStr */ 3496 char_u *servername; /* allocated name for our server */ 3497 #endif 3498 #if !defined(UNIX) 3499 # define EXPAND_FILENAMES 3500 int literal; /* don't expand file names */ 3501 #endif 3502 #ifdef MSWIN 3503 int full_path; /* file name argument was full path */ 3504 #endif 3505 #ifdef FEAT_DIFF 3506 int diff_mode; /* start with 'diff' set */ 3507 #endif 3508 } mparm_T; 3509 3510 /* 3511 * Structure returned by get_lval() and used by set_var_lval(). 3512 * For a plain name: 3513 * "name" points to the variable name. 3514 * "exp_name" is NULL. 3515 * "tv" is NULL 3516 * For a magic braces name: 3517 * "name" points to the expanded variable name. 3518 * "exp_name" is non-NULL, to be freed later. 3519 * "tv" is NULL 3520 * For an index in a list: 3521 * "name" points to the (expanded) variable name. 3522 * "exp_name" NULL or non-NULL, to be freed later. 3523 * "tv" points to the (first) list item value 3524 * "li" points to the (first) list item 3525 * "range", "n1", "n2" and "empty2" indicate what items are used. 3526 * For an existing Dict item: 3527 * "name" points to the (expanded) variable name. 3528 * "exp_name" NULL or non-NULL, to be freed later. 3529 * "tv" points to the dict item value 3530 * "newkey" is NULL 3531 * For a non-existing Dict item: 3532 * "name" points to the (expanded) variable name. 3533 * "exp_name" NULL or non-NULL, to be freed later. 3534 * "tv" points to the Dictionary typval_T 3535 * "newkey" is the key for the new item. 3536 */ 3537 typedef struct lval_S 3538 { 3539 char_u *ll_name; /* start of variable name (can be NULL) */ 3540 char_u *ll_exp_name; /* NULL or expanded name in allocated memory. */ 3541 typval_T *ll_tv; /* Typeval of item being used. If "newkey" 3542 isn't NULL it's the Dict to which to add 3543 the item. */ 3544 listitem_T *ll_li; /* The list item or NULL. */ 3545 list_T *ll_list; /* The list or NULL. */ 3546 int ll_range; /* TRUE when a [i:j] range was used */ 3547 long ll_n1; /* First index for list */ 3548 long ll_n2; /* Second index for list range */ 3549 int ll_empty2; /* Second index is empty: [i:] */ 3550 dict_T *ll_dict; /* The Dictionary or NULL */ 3551 dictitem_T *ll_di; /* The dictitem or NULL */ 3552 char_u *ll_newkey; /* New key for Dict in alloc. mem or NULL. */ 3553 blob_T *ll_blob; /* The Blob or NULL */ 3554 } lval_T; 3555 3556 /* Structure used to save the current state. Used when executing Normal mode 3557 * commands while in any other mode. */ 3558 typedef struct { 3559 int save_msg_scroll; 3560 int save_restart_edit; 3561 int save_msg_didout; 3562 int save_State; 3563 int save_insertmode; 3564 int save_finish_op; 3565 int save_opcount; 3566 int save_reg_executing; 3567 tasave_T tabuf; 3568 } save_state_T; 3569 3570 typedef struct { 3571 varnumber_T vv_prevcount; 3572 varnumber_T vv_count; 3573 varnumber_T vv_count1; 3574 } vimvars_save_T; 3575 3576 // Scope for changing directory 3577 typedef enum { 3578 CDSCOPE_GLOBAL, // :cd 3579 CDSCOPE_TABPAGE, // :tcd 3580 CDSCOPE_WINDOW // :lcd 3581 } cdscope_T; 3582