1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 */ 8 9 /* 10 * This file contains various definitions of structures that are used by Vim 11 */ 12 13 /* 14 * There is something wrong in the SAS compiler that makes typedefs not 15 * valid in include files. Has been fixed in version 6.58. 16 */ 17 #if defined(SASC) && SASC < 658 18 typedef long linenr_T; 19 typedef int colnr_T; 20 typedef unsigned short short_u; 21 #endif 22 23 /* 24 * position in file or buffer 25 */ 26 typedef struct 27 { 28 linenr_T lnum; /* line number */ 29 colnr_T col; /* column number */ 30 #ifdef FEAT_VIRTUALEDIT 31 colnr_T coladd; 32 #endif 33 } pos_T; 34 35 #ifdef FEAT_VIRTUALEDIT 36 # define INIT_POS_T(l, c, ca) {l, c, ca} 37 #else 38 # define INIT_POS_T(l, c, ca) {l, c} 39 #endif 40 41 /* 42 * Same, but without coladd. 43 */ 44 typedef struct 45 { 46 linenr_T lnum; /* line number */ 47 colnr_T col; /* column number */ 48 } lpos_T; 49 50 /* 51 * Structure used for growing arrays. 52 * This is used to store information that only grows, is deleted all at 53 * once, and needs to be accessed by index. See ga_clear() and ga_grow(). 54 */ 55 typedef struct growarray 56 { 57 int ga_len; /* current number of items used */ 58 int ga_maxlen; /* maximum number of items possible */ 59 int ga_itemsize; /* sizeof(item) */ 60 int ga_growsize; /* number of items to grow each time */ 61 void *ga_data; /* pointer to the first item */ 62 } garray_T; 63 64 #define GA_EMPTY {0, 0, 0, 0, NULL} 65 66 typedef struct window_S win_T; 67 typedef struct wininfo_S wininfo_T; 68 typedef struct frame_S frame_T; 69 typedef int scid_T; /* script ID */ 70 typedef struct file_buffer buf_T; /* forward declaration */ 71 72 /* Reference to a buffer that stores the value of buf_free_count. 73 * bufref_valid() only needs to check "buf" when the count differs. 74 */ 75 typedef struct { 76 buf_T *br_buf; 77 int br_buf_free_count; 78 } bufref_T; 79 80 /* 81 * This is here because regexp.h needs pos_T and below regprog_T is used. 82 */ 83 #include "regexp.h" 84 85 /* 86 * This is here because gui.h needs the pos_T and win_T, and win_T needs gui.h 87 * for scrollbar_T. 88 */ 89 #ifdef FEAT_GUI 90 # include "gui.h" 91 #else 92 # ifdef FEAT_XCLIPBOARD 93 # include <X11/Intrinsic.h> 94 # endif 95 # define guicolor_T long 96 # define INVALCOLOR ((guicolor_T)0x1ffffff) 97 #endif 98 99 /* 100 * marks: positions in a file 101 * (a normal mark is a lnum/col pair, the same as a file position) 102 */ 103 104 /* (Note: for EBCDIC there are more than 26, because there are gaps in the 105 * alphabet coding. To minimize changes to the code, I decided to just 106 * increase the number of possible marks. */ 107 #define NMARKS ('z' - 'a' + 1) /* max. # of named marks */ 108 #define JUMPLISTSIZE 100 /* max. # of marks in jump list */ 109 #define TAGSTACKSIZE 20 /* max. # of tags in tag stack */ 110 111 typedef struct filemark 112 { 113 pos_T mark; /* cursor position */ 114 int fnum; /* file number */ 115 } fmark_T; 116 117 /* Xtended file mark: also has a file name */ 118 typedef struct xfilemark 119 { 120 fmark_T fmark; 121 char_u *fname; /* file name, used when fnum == 0 */ 122 #ifdef FEAT_VIMINFO 123 time_T time_set; 124 #endif 125 } xfmark_T; 126 127 /* 128 * The taggy struct is used to store the information about a :tag command. 129 */ 130 typedef struct taggy 131 { 132 char_u *tagname; /* tag name */ 133 fmark_T fmark; /* cursor position BEFORE ":tag" */ 134 int cur_match; /* match number */ 135 int cur_fnum; /* buffer number used for cur_match */ 136 } taggy_T; 137 138 /* 139 * Structure that contains all options that are local to a window. 140 * Used twice in a window: for the current buffer and for all buffers. 141 * Also used in wininfo_T. 142 */ 143 typedef struct 144 { 145 #ifdef FEAT_ARABIC 146 int wo_arab; 147 # define w_p_arab w_onebuf_opt.wo_arab /* 'arabic' */ 148 #endif 149 #ifdef FEAT_LINEBREAK 150 int wo_bri; 151 # define w_p_bri w_onebuf_opt.wo_bri /* 'breakindent' */ 152 char_u *wo_briopt; 153 # define w_p_briopt w_onebuf_opt.wo_briopt /* 'breakindentopt' */ 154 #endif 155 #ifdef FEAT_DIFF 156 int wo_diff; 157 # define w_p_diff w_onebuf_opt.wo_diff /* 'diff' */ 158 #endif 159 #ifdef FEAT_FOLDING 160 long wo_fdc; 161 # define w_p_fdc w_onebuf_opt.wo_fdc /* 'foldcolumn' */ 162 int wo_fdc_save; 163 # define w_p_fdc_save w_onebuf_opt.wo_fdc_save /* 'foldenable' saved for diff mode */ 164 int wo_fen; 165 # define w_p_fen w_onebuf_opt.wo_fen /* 'foldenable' */ 166 int wo_fen_save; 167 # define w_p_fen_save w_onebuf_opt.wo_fen_save /* 'foldenable' saved for diff mode */ 168 char_u *wo_fdi; 169 # define w_p_fdi w_onebuf_opt.wo_fdi /* 'foldignore' */ 170 long wo_fdl; 171 # define w_p_fdl w_onebuf_opt.wo_fdl /* 'foldlevel' */ 172 int wo_fdl_save; 173 # define w_p_fdl_save w_onebuf_opt.wo_fdl_save /* 'foldlevel' state saved for diff mode */ 174 char_u *wo_fdm; 175 # define w_p_fdm w_onebuf_opt.wo_fdm /* 'foldmethod' */ 176 char_u *wo_fdm_save; 177 # define w_p_fdm_save w_onebuf_opt.wo_fdm_save /* 'fdm' saved for diff mode */ 178 long wo_fml; 179 # define w_p_fml w_onebuf_opt.wo_fml /* 'foldminlines' */ 180 long wo_fdn; 181 # define w_p_fdn w_onebuf_opt.wo_fdn /* 'foldnestmax' */ 182 # ifdef FEAT_EVAL 183 char_u *wo_fde; 184 # define w_p_fde w_onebuf_opt.wo_fde /* 'foldexpr' */ 185 char_u *wo_fdt; 186 # define w_p_fdt w_onebuf_opt.wo_fdt /* 'foldtext' */ 187 # endif 188 char_u *wo_fmr; 189 # define w_p_fmr w_onebuf_opt.wo_fmr /* 'foldmarker' */ 190 #endif 191 #ifdef FEAT_LINEBREAK 192 int wo_lbr; 193 # define w_p_lbr w_onebuf_opt.wo_lbr /* 'linebreak' */ 194 #endif 195 int wo_list; 196 #define w_p_list w_onebuf_opt.wo_list /* 'list' */ 197 int wo_nu; 198 #define w_p_nu w_onebuf_opt.wo_nu /* 'number' */ 199 int wo_rnu; 200 #define w_p_rnu w_onebuf_opt.wo_rnu /* 'relativenumber' */ 201 #ifdef FEAT_LINEBREAK 202 long wo_nuw; 203 # define w_p_nuw w_onebuf_opt.wo_nuw /* 'numberwidth' */ 204 #endif 205 #if defined(FEAT_WINDOWS) 206 int wo_wfh; 207 # define w_p_wfh w_onebuf_opt.wo_wfh /* 'winfixheight' */ 208 int wo_wfw; 209 # define w_p_wfw w_onebuf_opt.wo_wfw /* 'winfixwidth' */ 210 #endif 211 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) 212 int wo_pvw; 213 # define w_p_pvw w_onebuf_opt.wo_pvw /* 'previewwindow' */ 214 #endif 215 #ifdef FEAT_RIGHTLEFT 216 int wo_rl; 217 # define w_p_rl w_onebuf_opt.wo_rl /* 'rightleft' */ 218 char_u *wo_rlc; 219 # define w_p_rlc w_onebuf_opt.wo_rlc /* 'rightleftcmd' */ 220 #endif 221 long wo_scr; 222 #define w_p_scr w_onebuf_opt.wo_scr /* 'scroll' */ 223 #ifdef FEAT_SPELL 224 int wo_spell; 225 # define w_p_spell w_onebuf_opt.wo_spell /* 'spell' */ 226 #endif 227 #ifdef FEAT_SYN_HL 228 int wo_cuc; 229 # define w_p_cuc w_onebuf_opt.wo_cuc /* 'cursorcolumn' */ 230 int wo_cul; 231 # define w_p_cul w_onebuf_opt.wo_cul /* 'cursorline' */ 232 char_u *wo_cc; 233 # define w_p_cc w_onebuf_opt.wo_cc /* 'colorcolumn' */ 234 #endif 235 #ifdef FEAT_STL_OPT 236 char_u *wo_stl; 237 #define w_p_stl w_onebuf_opt.wo_stl /* 'statusline' */ 238 #endif 239 #ifdef FEAT_SCROLLBIND 240 int wo_scb; 241 # define w_p_scb w_onebuf_opt.wo_scb /* 'scrollbind' */ 242 int wo_diff_saved; /* options were saved for starting diff mode */ 243 # define w_p_diff_saved w_onebuf_opt.wo_diff_saved 244 int wo_scb_save; /* 'scrollbind' saved for diff mode*/ 245 # define w_p_scb_save w_onebuf_opt.wo_scb_save 246 #endif 247 int wo_wrap; 248 #define w_p_wrap w_onebuf_opt.wo_wrap /* 'wrap' */ 249 #ifdef FEAT_DIFF 250 int wo_wrap_save; /* 'wrap' state saved for diff mode*/ 251 # define w_p_wrap_save w_onebuf_opt.wo_wrap_save 252 #endif 253 #ifdef FEAT_CONCEAL 254 char_u *wo_cocu; /* 'concealcursor' */ 255 # define w_p_cocu w_onebuf_opt.wo_cocu 256 long wo_cole; /* 'conceallevel' */ 257 # define w_p_cole w_onebuf_opt.wo_cole 258 #endif 259 #ifdef FEAT_CURSORBIND 260 int wo_crb; 261 # define w_p_crb w_onebuf_opt.wo_crb /* 'cursorbind' */ 262 int wo_crb_save; /* 'cursorbind' state saved for diff mode*/ 263 # define w_p_crb_save w_onebuf_opt.wo_crb_save 264 #endif 265 #ifdef FEAT_SIGNS 266 char_u *wo_scl; 267 # define w_p_scl w_onebuf_opt.wo_scl /* 'signcolumn' */ 268 #endif 269 270 #ifdef FEAT_EVAL 271 int wo_scriptID[WV_COUNT]; /* SIDs for window-local options */ 272 # define w_p_scriptID w_onebuf_opt.wo_scriptID 273 #endif 274 } winopt_T; 275 276 /* 277 * Window info stored with a buffer. 278 * 279 * Two types of info are kept for a buffer which are associated with a 280 * specific window: 281 * 1. Each window can have a different line number associated with a buffer. 282 * 2. The window-local options for a buffer work in a similar way. 283 * The window-info is kept in a list at b_wininfo. It is kept in 284 * most-recently-used order. 285 */ 286 struct wininfo_S 287 { 288 wininfo_T *wi_next; /* next entry or NULL for last entry */ 289 wininfo_T *wi_prev; /* previous entry or NULL for first entry */ 290 win_T *wi_win; /* pointer to window that did set wi_fpos */ 291 pos_T wi_fpos; /* last cursor position in the file */ 292 int wi_optset; /* TRUE when wi_opt has useful values */ 293 winopt_T wi_opt; /* local window options */ 294 #ifdef FEAT_FOLDING 295 int wi_fold_manual; /* copy of w_fold_manual */ 296 garray_T wi_folds; /* clone of w_folds */ 297 #endif 298 }; 299 300 /* 301 * Info used to pass info about a fold from the fold-detection code to the 302 * code that displays the foldcolumn. 303 */ 304 typedef struct foldinfo 305 { 306 int fi_level; /* level of the fold; when this is zero the 307 other fields are invalid */ 308 int fi_lnum; /* line number where fold starts */ 309 int fi_low_level; /* lowest fold level that starts in the same 310 line */ 311 } foldinfo_T; 312 313 /* Structure to store info about the Visual area. */ 314 typedef struct 315 { 316 pos_T vi_start; /* start pos of last VIsual */ 317 pos_T vi_end; /* end position of last VIsual */ 318 int vi_mode; /* VIsual_mode of last VIsual */ 319 colnr_T vi_curswant; /* MAXCOL from w_curswant */ 320 } visualinfo_T; 321 322 /* 323 * structures used for undo 324 */ 325 326 typedef struct u_entry u_entry_T; 327 typedef struct u_header u_header_T; 328 struct u_entry 329 { 330 u_entry_T *ue_next; /* pointer to next entry in list */ 331 linenr_T ue_top; /* number of line above undo block */ 332 linenr_T ue_bot; /* number of line below undo block */ 333 linenr_T ue_lcount; /* linecount when u_save called */ 334 char_u **ue_array; /* array of lines in undo block */ 335 long ue_size; /* number of lines in ue_array */ 336 #ifdef U_DEBUG 337 int ue_magic; /* magic number to check allocation */ 338 #endif 339 }; 340 341 struct u_header 342 { 343 /* The following have a pointer and a number. The number is used when 344 * reading the undo file in u_read_undo() */ 345 union { 346 u_header_T *ptr; /* pointer to next undo header in list */ 347 long seq; 348 } uh_next; 349 union { 350 u_header_T *ptr; /* pointer to previous header in list */ 351 long seq; 352 } uh_prev; 353 union { 354 u_header_T *ptr; /* pointer to next header for alt. redo */ 355 long seq; 356 } uh_alt_next; 357 union { 358 u_header_T *ptr; /* pointer to previous header for alt. redo */ 359 long seq; 360 } uh_alt_prev; 361 long uh_seq; /* sequence number, higher == newer undo */ 362 int uh_walk; /* used by undo_time() */ 363 u_entry_T *uh_entry; /* pointer to first entry */ 364 u_entry_T *uh_getbot_entry; /* pointer to where ue_bot must be set */ 365 pos_T uh_cursor; /* cursor position before saving */ 366 #ifdef FEAT_VIRTUALEDIT 367 long uh_cursor_vcol; 368 #endif 369 int uh_flags; /* see below */ 370 pos_T uh_namedm[NMARKS]; /* marks before undo/after redo */ 371 visualinfo_T uh_visual; /* Visual areas before undo/after redo */ 372 time_T uh_time; /* timestamp when the change was made */ 373 long uh_save_nr; /* set when the file was saved after the 374 changes in this block */ 375 #ifdef U_DEBUG 376 int uh_magic; /* magic number to check allocation */ 377 #endif 378 }; 379 380 /* values for uh_flags */ 381 #define UH_CHANGED 0x01 /* b_changed flag before undo/after redo */ 382 #define UH_EMPTYBUF 0x02 /* buffer was empty */ 383 384 /* 385 * structures used in undo.c 386 */ 387 #if VIM_SIZEOF_INT > 2 388 # define ALIGN_LONG /* longword alignment and use filler byte */ 389 # define ALIGN_SIZE (sizeof(long)) 390 #else 391 # define ALIGN_SIZE (sizeof(short)) 392 #endif 393 394 #define ALIGN_MASK (ALIGN_SIZE - 1) 395 396 typedef struct m_info minfo_T; 397 398 /* 399 * structure used to link chunks in one of the free chunk lists. 400 */ 401 struct m_info 402 { 403 #ifdef ALIGN_LONG 404 long_u m_size; /* size of the chunk (including m_info) */ 405 #else 406 short_u m_size; /* size of the chunk (including m_info) */ 407 #endif 408 minfo_T *m_next; /* pointer to next free chunk in the list */ 409 }; 410 411 /* 412 * things used in memfile.c 413 */ 414 415 typedef struct block_hdr bhdr_T; 416 typedef struct memfile memfile_T; 417 typedef long blocknr_T; 418 419 /* 420 * mf_hashtab_T is a chained hashtable with blocknr_T key and arbitrary 421 * structures as items. This is an intrusive data structure: we require 422 * that items begin with mf_hashitem_T which contains the key and linked 423 * list pointers. List of items in each bucket is doubly-linked. 424 */ 425 426 typedef struct mf_hashitem_S mf_hashitem_T; 427 428 struct mf_hashitem_S 429 { 430 mf_hashitem_T *mhi_next; 431 mf_hashitem_T *mhi_prev; 432 blocknr_T mhi_key; 433 }; 434 435 #define MHT_INIT_SIZE 64 436 437 typedef struct mf_hashtab_S 438 { 439 long_u mht_mask; /* mask used for hash value (nr of items 440 * in array is "mht_mask" + 1) */ 441 long_u mht_count; /* nr of items inserted into hashtable */ 442 mf_hashitem_T **mht_buckets; /* points to mht_small_buckets or 443 *dynamically allocated array */ 444 mf_hashitem_T *mht_small_buckets[MHT_INIT_SIZE]; /* initial buckets */ 445 char mht_fixed; /* non-zero value forbids growth */ 446 } mf_hashtab_T; 447 448 /* 449 * for each (previously) used block in the memfile there is one block header. 450 * 451 * The block may be linked in the used list OR in the free list. 452 * The used blocks are also kept in hash lists. 453 * 454 * The used list is a doubly linked list, most recently used block first. 455 * The blocks in the used list have a block of memory allocated. 456 * mf_used_count is the number of pages in the used list. 457 * The hash lists are used to quickly find a block in the used list. 458 * The free list is a single linked list, not sorted. 459 * The blocks in the free list have no block of memory allocated and 460 * the contents of the block in the file (if any) is irrelevant. 461 */ 462 463 struct block_hdr 464 { 465 mf_hashitem_T bh_hashitem; /* header for hash table and key */ 466 #define bh_bnum bh_hashitem.mhi_key /* block number, part of bh_hashitem */ 467 468 bhdr_T *bh_next; /* next block_hdr in free or used list */ 469 bhdr_T *bh_prev; /* previous block_hdr in used list */ 470 char_u *bh_data; /* pointer to memory (for used block) */ 471 int bh_page_count; /* number of pages in this block */ 472 473 #define BH_DIRTY 1 474 #define BH_LOCKED 2 475 char bh_flags; /* BH_DIRTY or BH_LOCKED */ 476 }; 477 478 /* 479 * when a block with a negative number is flushed to the file, it gets 480 * a positive number. Because the reference to the block is still the negative 481 * number, we remember the translation to the new positive number in the 482 * double linked trans lists. The structure is the same as the hash lists. 483 */ 484 typedef struct nr_trans NR_TRANS; 485 486 struct nr_trans 487 { 488 mf_hashitem_T nt_hashitem; /* header for hash table and key */ 489 #define nt_old_bnum nt_hashitem.mhi_key /* old, negative, number */ 490 491 blocknr_T nt_new_bnum; /* new, positive, number */ 492 }; 493 494 495 typedef struct buffblock buffblock_T; 496 typedef struct buffheader buffheader_T; 497 498 /* 499 * structure used to store one block of the stuff/redo/recording buffers 500 */ 501 struct buffblock 502 { 503 buffblock_T *b_next; /* pointer to next buffblock */ 504 char_u b_str[1]; /* contents (actually longer) */ 505 }; 506 507 /* 508 * header used for the stuff buffer and the redo buffer 509 */ 510 struct buffheader 511 { 512 buffblock_T bh_first; /* first (dummy) block of list */ 513 buffblock_T *bh_curr; /* buffblock for appending */ 514 int bh_index; /* index for reading */ 515 int bh_space; /* space in bh_curr for appending */ 516 }; 517 518 /* 519 * used for completion on the command line 520 */ 521 typedef struct expand 522 { 523 int xp_context; /* type of expansion */ 524 char_u *xp_pattern; /* start of item to expand */ 525 int xp_pattern_len; /* bytes in xp_pattern before cursor */ 526 #if defined(FEAT_USR_CMDS) && defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) 527 char_u *xp_arg; /* completion function */ 528 int xp_scriptID; /* SID for completion function */ 529 #endif 530 int xp_backslash; /* one of the XP_BS_ values */ 531 #ifndef BACKSLASH_IN_FILENAME 532 int xp_shell; /* TRUE for a shell command, more 533 characters need to be escaped */ 534 #endif 535 int xp_numfiles; /* number of files found by 536 file name completion */ 537 char_u **xp_files; /* list of files */ 538 char_u *xp_line; /* text being completed */ 539 int xp_col; /* cursor position in line */ 540 } expand_T; 541 542 /* values for xp_backslash */ 543 #define XP_BS_NONE 0 /* nothing special for backslashes */ 544 #define XP_BS_ONE 1 /* uses one backslash before a space */ 545 #define XP_BS_THREE 2 /* uses three backslashes before a space */ 546 547 /* 548 * Command modifiers ":vertical", ":browse", ":confirm" and ":hide" set a flag. 549 * This needs to be saved for recursive commands, put them in a structure for 550 * easy manipulation. 551 */ 552 typedef struct 553 { 554 int hide; /* TRUE when ":hide" was used */ 555 # ifdef FEAT_BROWSE_CMD 556 int browse; /* TRUE to invoke file dialog */ 557 # endif 558 # ifdef FEAT_WINDOWS 559 int split; /* flags for win_split() */ 560 int tab; /* > 0 when ":tab" was used */ 561 # endif 562 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 563 int confirm; /* TRUE to invoke yes/no dialog */ 564 # endif 565 int keepalt; /* TRUE when ":keepalt" was used */ 566 int keepmarks; /* TRUE when ":keepmarks" was used */ 567 int keepjumps; /* TRUE when ":keepjumps" was used */ 568 int lockmarks; /* TRUE when ":lockmarks" was used */ 569 int keeppatterns; /* TRUE when ":keeppatterns" was used */ 570 int noswapfile; /* TRUE when ":noswapfile" was used */ 571 # ifdef FEAT_AUTOCMD 572 char_u *save_ei; /* saved value of 'eventignore' */ 573 # endif 574 regmatch_T filter_regmatch; /* set by :filter /pat/ */ 575 int filter_force; /* set for :filter! */ 576 } cmdmod_T; 577 578 #define MF_SEED_LEN 8 579 580 struct memfile 581 { 582 char_u *mf_fname; /* name of the file */ 583 char_u *mf_ffname; /* idem, full path */ 584 int mf_fd; /* file descriptor */ 585 bhdr_T *mf_free_first; /* first block_hdr in free list */ 586 bhdr_T *mf_used_first; /* mru block_hdr in used list */ 587 bhdr_T *mf_used_last; /* lru block_hdr in used list */ 588 unsigned mf_used_count; /* number of pages in used list */ 589 unsigned mf_used_count_max; /* maximum number of pages in memory */ 590 mf_hashtab_T mf_hash; /* hash lists */ 591 mf_hashtab_T mf_trans; /* trans lists */ 592 blocknr_T mf_blocknr_max; /* highest positive block number + 1*/ 593 blocknr_T mf_blocknr_min; /* lowest negative block number - 1 */ 594 blocknr_T mf_neg_count; /* number of negative blocks numbers */ 595 blocknr_T mf_infile_count; /* number of pages in the file */ 596 unsigned mf_page_size; /* number of bytes in a page */ 597 int mf_dirty; /* TRUE if there are dirty blocks */ 598 #ifdef FEAT_CRYPT 599 buf_T *mf_buffer; /* buffer this memfile is for */ 600 char_u mf_seed[MF_SEED_LEN]; /* seed for encryption */ 601 602 /* Values for key, method and seed used for reading data blocks when 603 * updating for a newly set key or method. Only when mf_old_key != NULL. */ 604 char_u *mf_old_key; 605 int mf_old_cm; 606 char_u mf_old_seed[MF_SEED_LEN]; 607 #endif 608 }; 609 610 /* 611 * things used in memline.c 612 */ 613 /* 614 * When searching for a specific line, we remember what blocks in the tree 615 * are the branches leading to that block. This is stored in ml_stack. Each 616 * entry is a pointer to info in a block (may be data block or pointer block) 617 */ 618 typedef struct info_pointer 619 { 620 blocknr_T ip_bnum; /* block number */ 621 linenr_T ip_low; /* lowest lnum in this block */ 622 linenr_T ip_high; /* highest lnum in this block */ 623 int ip_index; /* index for block with current lnum */ 624 } infoptr_T; /* block/index pair */ 625 626 #ifdef FEAT_BYTEOFF 627 typedef struct ml_chunksize 628 { 629 int mlcs_numlines; 630 long mlcs_totalsize; 631 } chunksize_T; 632 633 /* Flags when calling ml_updatechunk() */ 634 635 #define ML_CHNK_ADDLINE 1 636 #define ML_CHNK_DELLINE 2 637 #define ML_CHNK_UPDLINE 3 638 #endif 639 640 /* 641 * the memline structure holds all the information about a memline 642 */ 643 typedef struct memline 644 { 645 linenr_T ml_line_count; /* number of lines in the buffer */ 646 647 memfile_T *ml_mfp; /* pointer to associated memfile */ 648 649 #define ML_EMPTY 1 /* empty buffer */ 650 #define ML_LINE_DIRTY 2 /* cached line was changed and allocated */ 651 #define ML_LOCKED_DIRTY 4 /* ml_locked was changed */ 652 #define ML_LOCKED_POS 8 /* ml_locked needs positive block number */ 653 int ml_flags; 654 655 infoptr_T *ml_stack; /* stack of pointer blocks (array of IPTRs) */ 656 int ml_stack_top; /* current top of ml_stack */ 657 int ml_stack_size; /* total number of entries in ml_stack */ 658 659 linenr_T ml_line_lnum; /* line number of cached line, 0 if not valid */ 660 char_u *ml_line_ptr; /* pointer to cached line */ 661 662 bhdr_T *ml_locked; /* block used by last ml_get */ 663 linenr_T ml_locked_low; /* first line in ml_locked */ 664 linenr_T ml_locked_high; /* last line in ml_locked */ 665 int ml_locked_lineadd; /* number of lines inserted in ml_locked */ 666 #ifdef FEAT_BYTEOFF 667 chunksize_T *ml_chunksize; 668 int ml_numchunks; 669 int ml_usedchunks; 670 #endif 671 } memline_T; 672 673 #if defined(FEAT_SIGNS) || defined(PROTO) 674 typedef struct signlist signlist_T; 675 676 struct signlist 677 { 678 int id; /* unique identifier for each placed sign */ 679 linenr_T lnum; /* line number which has this sign */ 680 int typenr; /* typenr of sign */ 681 signlist_T *next; /* next signlist entry */ 682 # ifdef FEAT_NETBEANS_INTG 683 signlist_T *prev; /* previous entry -- for easy reordering */ 684 # endif 685 }; 686 687 /* type argument for buf_getsigntype() */ 688 #define SIGN_ANY 0 689 #define SIGN_LINEHL 1 690 #define SIGN_ICON 2 691 #define SIGN_TEXT 3 692 #endif 693 694 /* 695 * Argument list: Array of file names. 696 * Used for the global argument list and the argument lists local to a window. 697 */ 698 typedef struct arglist 699 { 700 garray_T al_ga; /* growarray with the array of file names */ 701 int al_refcount; /* number of windows using this arglist */ 702 int id; /* id of this arglist */ 703 } alist_T; 704 705 /* 706 * For each argument remember the file name as it was given, and the buffer 707 * number that contains the expanded file name (required for when ":cd" is 708 * used. 709 */ 710 typedef struct argentry 711 { 712 char_u *ae_fname; /* file name as specified */ 713 int ae_fnum; /* buffer number with expanded file name */ 714 } aentry_T; 715 716 #ifdef FEAT_WINDOWS 717 # define ALIST(win) (win)->w_alist 718 #else 719 # define ALIST(win) (&global_alist) 720 #endif 721 #define GARGLIST ((aentry_T *)global_alist.al_ga.ga_data) 722 #define ARGLIST ((aentry_T *)ALIST(curwin)->al_ga.ga_data) 723 #define WARGLIST(wp) ((aentry_T *)ALIST(wp)->al_ga.ga_data) 724 #define AARGLIST(al) ((aentry_T *)((al)->al_ga.ga_data)) 725 #define GARGCOUNT (global_alist.al_ga.ga_len) 726 #define ARGCOUNT (ALIST(curwin)->al_ga.ga_len) 727 #define WARGCOUNT(wp) (ALIST(wp)->al_ga.ga_len) 728 729 /* 730 * A list used for saving values of "emsg_silent". Used by ex_try() to save the 731 * value of "emsg_silent" if it was non-zero. When this is done, the CSF_SILENT 732 * flag below is set. 733 */ 734 735 typedef struct eslist_elem eslist_T; 736 struct eslist_elem 737 { 738 int saved_emsg_silent; /* saved value of "emsg_silent" */ 739 eslist_T *next; /* next element on the list */ 740 }; 741 742 /* 743 * For conditional commands a stack is kept of nested conditionals. 744 * When cs_idx < 0, there is no conditional command. 745 */ 746 #define CSTACK_LEN 50 747 748 struct condstack 749 { 750 short cs_flags[CSTACK_LEN]; /* CSF_ flags */ 751 char cs_pending[CSTACK_LEN]; /* CSTP_: what's pending in ":finally"*/ 752 union { 753 void *csp_rv[CSTACK_LEN]; /* return typeval for pending return */ 754 void *csp_ex[CSTACK_LEN]; /* exception for pending throw */ 755 } cs_pend; 756 void *cs_forinfo[CSTACK_LEN]; /* info used by ":for" */ 757 int cs_line[CSTACK_LEN]; /* line nr of ":while"/":for" line */ 758 int cs_idx; /* current entry, or -1 if none */ 759 int cs_looplevel; /* nr of nested ":while"s and ":for"s */ 760 int cs_trylevel; /* nr of nested ":try"s */ 761 eslist_T *cs_emsg_silent_list; /* saved values of "emsg_silent" */ 762 char cs_lflags; /* loop flags: CSL_ flags */ 763 }; 764 # define cs_rettv cs_pend.csp_rv 765 # define cs_exception cs_pend.csp_ex 766 767 /* There is no CSF_IF, the lack of CSF_WHILE, CSF_FOR and CSF_TRY means ":if" 768 * was used. */ 769 # define CSF_TRUE 0x0001 /* condition was TRUE */ 770 # define CSF_ACTIVE 0x0002 /* current state is active */ 771 # define CSF_ELSE 0x0004 /* ":else" has been passed */ 772 # define CSF_WHILE 0x0008 /* is a ":while" */ 773 # define CSF_FOR 0x0010 /* is a ":for" */ 774 775 # define CSF_TRY 0x0100 /* is a ":try" */ 776 # define CSF_FINALLY 0x0200 /* ":finally" has been passed */ 777 # define CSF_THROWN 0x0400 /* exception thrown to this try conditional */ 778 # define CSF_CAUGHT 0x0800 /* exception caught by this try conditional */ 779 # define CSF_SILENT 0x1000 /* "emsg_silent" reset by ":try" */ 780 /* Note that CSF_ELSE is only used when CSF_TRY and CSF_WHILE are unset 781 * (an ":if"), and CSF_SILENT is only used when CSF_TRY is set. */ 782 783 /* 784 * What's pending for being reactivated at the ":endtry" of this try 785 * conditional: 786 */ 787 # define CSTP_NONE 0 /* nothing pending in ":finally" clause */ 788 # define CSTP_ERROR 1 /* an error is pending */ 789 # define CSTP_INTERRUPT 2 /* an interrupt is pending */ 790 # define CSTP_THROW 4 /* a throw is pending */ 791 # define CSTP_BREAK 8 /* ":break" is pending */ 792 # define CSTP_CONTINUE 16 /* ":continue" is pending */ 793 # define CSTP_RETURN 24 /* ":return" is pending */ 794 # define CSTP_FINISH 32 /* ":finish" is pending */ 795 796 /* 797 * Flags for the cs_lflags item in struct condstack. 798 */ 799 # define CSL_HAD_LOOP 1 /* just found ":while" or ":for" */ 800 # define CSL_HAD_ENDLOOP 2 /* just found ":endwhile" or ":endfor" */ 801 # define CSL_HAD_CONT 4 /* just found ":continue" */ 802 # define CSL_HAD_FINA 8 /* just found ":finally" */ 803 804 /* 805 * A list of error messages that can be converted to an exception. "throw_msg" 806 * is only set in the first element of the list. Usually, it points to the 807 * original message stored in that element, but sometimes it points to a later 808 * message in the list. See cause_errthrow() below. 809 */ 810 struct msglist 811 { 812 char_u *msg; /* original message */ 813 char_u *throw_msg; /* msg to throw: usually original one */ 814 struct msglist *next; /* next of several messages in a row */ 815 }; 816 817 /* 818 * Structure describing an exception. 819 * (don't use "struct exception", it's used by the math library). 820 */ 821 typedef struct vim_exception except_T; 822 struct vim_exception 823 { 824 int type; /* exception type */ 825 char_u *value; /* exception value */ 826 struct msglist *messages; /* message(s) causing error exception */ 827 char_u *throw_name; /* name of the throw point */ 828 linenr_T throw_lnum; /* line number of the throw point */ 829 except_T *caught; /* next exception on the caught stack */ 830 }; 831 832 /* 833 * The exception types. 834 */ 835 #define ET_USER 0 /* exception caused by ":throw" command */ 836 #define ET_ERROR 1 /* error exception */ 837 #define ET_INTERRUPT 2 /* interrupt exception triggered by Ctrl-C */ 838 839 /* 840 * Structure to save the error/interrupt/exception state between calls to 841 * enter_cleanup() and leave_cleanup(). Must be allocated as an automatic 842 * variable by the (common) caller of these functions. 843 */ 844 typedef struct cleanup_stuff cleanup_T; 845 struct cleanup_stuff 846 { 847 int pending; /* error/interrupt/exception state */ 848 except_T *exception; /* exception value */ 849 }; 850 851 #ifdef FEAT_SYN_HL 852 /* struct passed to in_id_list() */ 853 struct sp_syn 854 { 855 int inc_tag; /* ":syn include" unique tag */ 856 short id; /* highlight group ID of item */ 857 short *cont_in_list; /* cont.in group IDs, if non-zero */ 858 }; 859 860 /* 861 * Each keyword has one keyentry, which is linked in a hash list. 862 */ 863 typedef struct keyentry keyentry_T; 864 865 struct keyentry 866 { 867 keyentry_T *ke_next; /* next entry with identical "keyword[]" */ 868 struct sp_syn k_syn; /* struct passed to in_id_list() */ 869 short *next_list; /* ID list for next match (if non-zero) */ 870 int flags; 871 int k_char; /* conceal substitute character */ 872 char_u keyword[1]; /* actually longer */ 873 }; 874 875 /* 876 * Struct used to store one state of the state stack. 877 */ 878 typedef struct buf_state 879 { 880 int bs_idx; /* index of pattern */ 881 int bs_flags; /* flags for pattern */ 882 #ifdef FEAT_CONCEAL 883 int bs_seqnr; /* stores si_seqnr */ 884 int bs_cchar; /* stores si_cchar */ 885 #endif 886 reg_extmatch_T *bs_extmatch; /* external matches from start pattern */ 887 } bufstate_T; 888 889 /* 890 * syn_state contains the syntax state stack for the start of one line. 891 * Used by b_sst_array[]. 892 */ 893 typedef struct syn_state synstate_T; 894 895 struct syn_state 896 { 897 synstate_T *sst_next; /* next entry in used or free list */ 898 linenr_T sst_lnum; /* line number for this state */ 899 union 900 { 901 bufstate_T sst_stack[SST_FIX_STATES]; /* short state stack */ 902 garray_T sst_ga; /* growarray for long state stack */ 903 } sst_union; 904 int sst_next_flags; /* flags for sst_next_list */ 905 int sst_stacksize; /* number of states on the stack */ 906 short *sst_next_list; /* "nextgroup" list in this state 907 * (this is a copy, don't free it! */ 908 disptick_T sst_tick; /* tick when last displayed */ 909 linenr_T sst_change_lnum;/* when non-zero, change in this line 910 * may have made the state invalid */ 911 }; 912 #endif /* FEAT_SYN_HL */ 913 914 /* 915 * Structure shared between syntax.c, screen.c and gui_x11.c. 916 */ 917 typedef struct attr_entry 918 { 919 short ae_attr; /* HL_BOLD, etc. */ 920 union 921 { 922 struct 923 { 924 char_u *start; /* start escape sequence */ 925 char_u *stop; /* stop escape sequence */ 926 } term; 927 struct 928 { 929 /* These colors need to be > 8 bits to hold 256. */ 930 short_u fg_color; /* foreground color number */ 931 short_u bg_color; /* background color number */ 932 # ifdef FEAT_TERMGUICOLORS 933 guicolor_T fg_rgb; /* foreground color RGB */ 934 guicolor_T bg_rgb; /* background color RGB */ 935 # endif 936 } cterm; 937 # ifdef FEAT_GUI 938 struct 939 { 940 guicolor_T fg_color; /* foreground color handle */ 941 guicolor_T bg_color; /* background color handle */ 942 guicolor_T sp_color; /* special color handle */ 943 GuiFont font; /* font handle */ 944 # ifdef FEAT_XFONTSET 945 GuiFontset fontset; /* fontset handle */ 946 # endif 947 } gui; 948 # endif 949 } ae_u; 950 } attrentry_T; 951 952 #ifdef USE_ICONV 953 # ifdef HAVE_ICONV_H 954 # include <iconv.h> 955 # else 956 # if defined(MACOS_X) 957 # include <sys/errno.h> 958 # define EILSEQ ENOENT /* MacOS X does not have EILSEQ */ 959 typedef struct _iconv_t *iconv_t; 960 # else 961 # if defined(MACOS_CLASSIC) 962 typedef struct _iconv_t *iconv_t; 963 # define EINVAL 22 964 # define E2BIG 7 965 # define ENOENT 2 966 # define EFAULT 14 967 # define EILSEQ 123 968 # else 969 # include <errno.h> 970 # endif 971 # endif 972 typedef void *iconv_t; 973 # endif 974 #endif 975 976 /* 977 * Used for the typeahead buffer: typebuf. 978 */ 979 typedef struct 980 { 981 char_u *tb_buf; /* buffer for typed characters */ 982 char_u *tb_noremap; /* mapping flags for characters in tb_buf[] */ 983 int tb_buflen; /* size of tb_buf[] */ 984 int tb_off; /* current position in tb_buf[] */ 985 int tb_len; /* number of valid bytes in tb_buf[] */ 986 int tb_maplen; /* nr of mapped bytes in tb_buf[] */ 987 int tb_silent; /* nr of silently mapped bytes in tb_buf[] */ 988 int tb_no_abbr_cnt; /* nr of bytes without abbrev. in tb_buf[] */ 989 int tb_change_cnt; /* nr of time tb_buf was changed; never zero */ 990 } typebuf_T; 991 992 /* Struct to hold the saved typeahead for save_typeahead(). */ 993 typedef struct 994 { 995 typebuf_T save_typebuf; 996 int typebuf_valid; /* TRUE when save_typebuf valid */ 997 int old_char; 998 int old_mod_mask; 999 buffheader_T save_readbuf1; 1000 buffheader_T save_readbuf2; 1001 #ifdef USE_INPUT_BUF 1002 char_u *save_inputbuf; 1003 #endif 1004 } tasave_T; 1005 1006 /* 1007 * Used for conversion of terminal I/O and script files. 1008 */ 1009 typedef struct 1010 { 1011 int vc_type; /* zero or one of the CONV_ values */ 1012 int vc_factor; /* max. expansion factor */ 1013 # ifdef WIN3264 1014 int vc_cpfrom; /* codepage to convert from (CONV_CODEPAGE) */ 1015 int vc_cpto; /* codepage to convert to (CONV_CODEPAGE) */ 1016 # endif 1017 # ifdef USE_ICONV 1018 iconv_t vc_fd; /* for CONV_ICONV */ 1019 # endif 1020 int vc_fail; /* fail for invalid char, don't use '?' */ 1021 } vimconv_T; 1022 1023 /* 1024 * Structure used for reading from the viminfo file. 1025 */ 1026 typedef struct 1027 { 1028 char_u *vir_line; /* text of the current line */ 1029 FILE *vir_fd; /* file descriptor */ 1030 #ifdef FEAT_MBYTE 1031 vimconv_T vir_conv; /* encoding conversion */ 1032 #endif 1033 int vir_version; /* viminfo version detected or -1 */ 1034 garray_T vir_barlines; /* lines starting with | */ 1035 } vir_T; 1036 1037 #define CONV_NONE 0 1038 #define CONV_TO_UTF8 1 1039 #define CONV_9_TO_UTF8 2 1040 #define CONV_TO_LATIN1 3 1041 #define CONV_TO_LATIN9 4 1042 #define CONV_ICONV 5 1043 #ifdef WIN3264 1044 # define CONV_CODEPAGE 10 /* codepage -> codepage */ 1045 #endif 1046 #ifdef MACOS_X 1047 # define CONV_MAC_LATIN1 20 1048 # define CONV_LATIN1_MAC 21 1049 # define CONV_MAC_UTF8 22 1050 # define CONV_UTF8_MAC 23 1051 #endif 1052 1053 /* 1054 * Structure used for mappings and abbreviations. 1055 */ 1056 typedef struct mapblock mapblock_T; 1057 struct mapblock 1058 { 1059 mapblock_T *m_next; /* next mapblock in list */ 1060 char_u *m_keys; /* mapped from, lhs */ 1061 char_u *m_str; /* mapped to, rhs */ 1062 char_u *m_orig_str; /* rhs as entered by the user */ 1063 int m_keylen; /* strlen(m_keys) */ 1064 int m_mode; /* valid mode */ 1065 int m_noremap; /* if non-zero no re-mapping for m_str */ 1066 char m_silent; /* <silent> used, don't echo commands */ 1067 char m_nowait; /* <nowait> used */ 1068 #ifdef FEAT_EVAL 1069 char m_expr; /* <expr> used, m_str is an expression */ 1070 scid_T m_script_ID; /* ID of script where map was defined */ 1071 #endif 1072 }; 1073 1074 /* 1075 * Used for highlighting in the status line. 1076 */ 1077 struct stl_hlrec 1078 { 1079 char_u *start; 1080 int userhl; /* 0: no HL, 1-9: User HL, < 0 for syn ID */ 1081 }; 1082 1083 1084 /* 1085 * Syntax items - usually buffer-specific. 1086 */ 1087 1088 /* Item for a hashtable. "hi_key" can be one of three values: 1089 * NULL: Never been used 1090 * HI_KEY_REMOVED: Entry was removed 1091 * Otherwise: Used item, pointer to the actual key; this usually is 1092 * inside the item, subtract an offset to locate the item. 1093 * This reduces the size of hashitem by 1/3. 1094 */ 1095 typedef struct hashitem_S 1096 { 1097 long_u hi_hash; /* cached hash number of hi_key */ 1098 char_u *hi_key; 1099 } hashitem_T; 1100 1101 /* The address of "hash_removed" is used as a magic number for hi_key to 1102 * indicate a removed item. */ 1103 #define HI_KEY_REMOVED &hash_removed 1104 #define HASHITEM_EMPTY(hi) ((hi)->hi_key == NULL || (hi)->hi_key == &hash_removed) 1105 1106 /* Initial size for a hashtable. Our items are relatively small and growing 1107 * is expensive, thus use 16 as a start. Must be a power of 2. */ 1108 #define HT_INIT_SIZE 16 1109 1110 typedef struct hashtable_S 1111 { 1112 long_u ht_mask; /* mask used for hash value (nr of items in 1113 * array is "ht_mask" + 1) */ 1114 long_u ht_used; /* number of items used */ 1115 long_u ht_filled; /* number of items used + removed */ 1116 int ht_locked; /* counter for hash_lock() */ 1117 int ht_error; /* when set growing failed, can't add more 1118 items before growing works */ 1119 hashitem_T *ht_array; /* points to the array, allocated when it's 1120 not "ht_smallarray" */ 1121 hashitem_T ht_smallarray[HT_INIT_SIZE]; /* initial array */ 1122 } hashtab_T; 1123 1124 typedef long_u hash_T; /* Type for hi_hash */ 1125 1126 1127 #ifdef FEAT_NUM64 1128 /* Use 64-bit Number. */ 1129 # ifdef WIN3264 1130 # ifdef PROTO 1131 typedef long varnumber_T; 1132 typedef unsigned long uvarnumber_T; 1133 # else 1134 typedef __int64 varnumber_T; 1135 typedef unsigned __int64 uvarnumber_T; 1136 # endif 1137 # elif defined(HAVE_STDINT_H) 1138 typedef int64_t varnumber_T; 1139 typedef uint64_t uvarnumber_T; 1140 # else 1141 typedef long varnumber_T; 1142 typedef unsigned long uvarnumber_T; 1143 # endif 1144 #else 1145 /* Use 32-bit Number. */ 1146 # if VIM_SIZEOF_INT <= 3 /* use long if int is smaller than 32 bits */ 1147 typedef long varnumber_T; 1148 typedef unsigned long uvarnumber_T; 1149 # else 1150 typedef int varnumber_T; 1151 typedef unsigned int uvarnumber_T; 1152 # endif 1153 #endif 1154 1155 typedef double float_T; 1156 1157 typedef struct listvar_S list_T; 1158 typedef struct dictvar_S dict_T; 1159 typedef struct partial_S partial_T; 1160 1161 typedef struct jobvar_S job_T; 1162 typedef struct readq_S readq_T; 1163 typedef struct jsonq_S jsonq_T; 1164 typedef struct cbq_S cbq_T; 1165 typedef struct channel_S channel_T; 1166 1167 typedef enum 1168 { 1169 VAR_UNKNOWN = 0, 1170 VAR_NUMBER, /* "v_number" is used */ 1171 VAR_STRING, /* "v_string" is used */ 1172 VAR_FUNC, /* "v_string" is function name */ 1173 VAR_PARTIAL, /* "v_partial" is used */ 1174 VAR_LIST, /* "v_list" is used */ 1175 VAR_DICT, /* "v_dict" is used */ 1176 VAR_FLOAT, /* "v_float" is used */ 1177 VAR_SPECIAL, /* "v_number" is used */ 1178 VAR_JOB, /* "v_job" is used */ 1179 VAR_CHANNEL /* "v_channel" is used */ 1180 } vartype_T; 1181 1182 /* 1183 * Structure to hold an internal variable without a name. 1184 */ 1185 typedef struct 1186 { 1187 vartype_T v_type; 1188 char v_lock; /* see below: VAR_LOCKED, VAR_FIXED */ 1189 union 1190 { 1191 varnumber_T v_number; /* number value */ 1192 #ifdef FEAT_FLOAT 1193 float_T v_float; /* floating number value */ 1194 #endif 1195 char_u *v_string; /* string value (can be NULL!) */ 1196 list_T *v_list; /* list value (can be NULL!) */ 1197 dict_T *v_dict; /* dict value (can be NULL!) */ 1198 partial_T *v_partial; /* closure: function with args */ 1199 #ifdef FEAT_JOB_CHANNEL 1200 job_T *v_job; /* job value (can be NULL!) */ 1201 channel_T *v_channel; /* channel value (can be NULL!) */ 1202 #endif 1203 } vval; 1204 } typval_T; 1205 1206 /* Values for "dv_scope". */ 1207 #define VAR_SCOPE 1 /* a:, v:, s:, etc. scope dictionaries */ 1208 #define VAR_DEF_SCOPE 2 /* l:, g: scope dictionaries: here funcrefs are not 1209 allowed to mask existing functions */ 1210 1211 /* Values for "v_lock". */ 1212 #define VAR_LOCKED 1 /* locked with lock(), can use unlock() */ 1213 #define VAR_FIXED 2 /* locked forever */ 1214 1215 /* 1216 * Structure to hold an item of a list: an internal variable without a name. 1217 */ 1218 typedef struct listitem_S listitem_T; 1219 1220 struct listitem_S 1221 { 1222 listitem_T *li_next; /* next item in list */ 1223 listitem_T *li_prev; /* previous item in list */ 1224 typval_T li_tv; /* type and value of the variable */ 1225 }; 1226 1227 /* 1228 * Struct used by those that are using an item in a list. 1229 */ 1230 typedef struct listwatch_S listwatch_T; 1231 1232 struct listwatch_S 1233 { 1234 listitem_T *lw_item; /* item being watched */ 1235 listwatch_T *lw_next; /* next watcher */ 1236 }; 1237 1238 /* 1239 * Structure to hold info about a list. 1240 */ 1241 struct listvar_S 1242 { 1243 listitem_T *lv_first; /* first item, NULL if none */ 1244 listitem_T *lv_last; /* last item, NULL if none */ 1245 int lv_refcount; /* reference count */ 1246 int lv_len; /* number of items */ 1247 listwatch_T *lv_watch; /* first watcher, NULL if none */ 1248 int lv_idx; /* cached index of an item */ 1249 listitem_T *lv_idx_item; /* when not NULL item at index "lv_idx" */ 1250 int lv_copyID; /* ID used by deepcopy() */ 1251 list_T *lv_copylist; /* copied list used by deepcopy() */ 1252 char lv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1253 list_T *lv_used_next; /* next list in used lists list */ 1254 list_T *lv_used_prev; /* previous list in used lists list */ 1255 }; 1256 1257 /* 1258 * Static list with 10 items. Use init_static_list() to initialize. 1259 */ 1260 typedef struct { 1261 list_T sl_list; /* must be first */ 1262 listitem_T sl_items[10]; 1263 } staticList10_T; 1264 1265 /* 1266 * Structure to hold an item of a Dictionary. 1267 * Also used for a variable. 1268 * The key is copied into "di_key" to avoid an extra alloc/free for it. 1269 */ 1270 struct dictitem_S 1271 { 1272 typval_T di_tv; /* type and value of the variable */ 1273 char_u di_flags; /* flags (only used for variable) */ 1274 char_u di_key[1]; /* key (actually longer!) */ 1275 }; 1276 typedef struct dictitem_S dictitem_T; 1277 1278 /* A dictitem with a 16 character key (plus NUL). */ 1279 struct dictitem16_S 1280 { 1281 typval_T di_tv; /* type and value of the variable */ 1282 char_u di_flags; /* flags (only used for variable) */ 1283 char_u di_key[17]; /* key */ 1284 }; 1285 typedef struct dictitem16_S dictitem16_T; 1286 1287 #define DI_FLAGS_RO 1 /* "di_flags" value: read-only variable */ 1288 #define DI_FLAGS_RO_SBX 2 /* "di_flags" value: read-only in the sandbox */ 1289 #define DI_FLAGS_FIX 4 /* "di_flags" value: fixed: no :unlet or remove() */ 1290 #define DI_FLAGS_LOCK 8 /* "di_flags" value: locked variable */ 1291 #define DI_FLAGS_ALLOC 16 /* "di_flags" value: separately allocated */ 1292 1293 /* 1294 * Structure to hold info about a Dictionary. 1295 */ 1296 struct dictvar_S 1297 { 1298 char dv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1299 char dv_scope; /* zero, VAR_SCOPE, VAR_DEF_SCOPE */ 1300 int dv_refcount; /* reference count */ 1301 int dv_copyID; /* ID used by deepcopy() */ 1302 hashtab_T dv_hashtab; /* hashtab that refers to the items */ 1303 dict_T *dv_copydict; /* copied dict used by deepcopy() */ 1304 dict_T *dv_used_next; /* next dict in used dicts list */ 1305 dict_T *dv_used_prev; /* previous dict in used dicts list */ 1306 }; 1307 1308 #if defined(FEAT_EVAL) || defined(PROTO) 1309 typedef struct funccall_S funccall_T; 1310 1311 /* 1312 * Structure to hold info for a user function. 1313 */ 1314 typedef struct 1315 { 1316 int uf_varargs; /* variable nr of arguments */ 1317 int uf_flags; 1318 int uf_calls; /* nr of active calls */ 1319 garray_T uf_args; /* arguments */ 1320 garray_T uf_lines; /* function lines */ 1321 #ifdef FEAT_PROFILE 1322 int uf_profiling; /* TRUE when func is being profiled */ 1323 /* profiling the function as a whole */ 1324 int uf_tm_count; /* nr of calls */ 1325 proftime_T uf_tm_total; /* time spent in function + children */ 1326 proftime_T uf_tm_self; /* time spent in function itself */ 1327 proftime_T uf_tm_children; /* time spent in children this call */ 1328 /* profiling the function per line */ 1329 int *uf_tml_count; /* nr of times line was executed */ 1330 proftime_T *uf_tml_total; /* time spent in a line + children */ 1331 proftime_T *uf_tml_self; /* time spent in a line itself */ 1332 proftime_T uf_tml_start; /* start time for current line */ 1333 proftime_T uf_tml_children; /* time spent in children for this line */ 1334 proftime_T uf_tml_wait; /* start wait time for current line */ 1335 int uf_tml_idx; /* index of line being timed; -1 if none */ 1336 int uf_tml_execed; /* line being timed was executed */ 1337 #endif 1338 scid_T uf_script_ID; /* ID of script where function was defined, 1339 used for s: variables */ 1340 int uf_refcount; /* reference count, see func_name_refcount() */ 1341 funccall_T *uf_scoped; /* l: local variables for closure */ 1342 char_u uf_name[1]; /* name of function (actually longer); can 1343 start with <SNR>123_ (<SNR> is K_SPECIAL 1344 KS_EXTRA KE_SNR) */ 1345 } ufunc_T; 1346 1347 #define MAX_FUNC_ARGS 20 /* maximum number of function arguments */ 1348 #define VAR_SHORT_LEN 20 /* short variable name length */ 1349 #define FIXVAR_CNT 12 /* number of fixed variables */ 1350 1351 /* structure to hold info for a function that is currently being executed. */ 1352 struct funccall_S 1353 { 1354 ufunc_T *func; /* function being called */ 1355 int linenr; /* next line to be executed */ 1356 int returned; /* ":return" used */ 1357 struct /* fixed variables for arguments */ 1358 { 1359 dictitem_T var; /* variable (without room for name) */ 1360 char_u room[VAR_SHORT_LEN]; /* room for the name */ 1361 } fixvar[FIXVAR_CNT]; 1362 dict_T l_vars; /* l: local function variables */ 1363 dictitem_T l_vars_var; /* variable for l: scope */ 1364 dict_T l_avars; /* a: argument variables */ 1365 dictitem_T l_avars_var; /* variable for a: scope */ 1366 list_T l_varlist; /* list for a:000 */ 1367 listitem_T l_listitems[MAX_FUNC_ARGS]; /* listitems for a:000 */ 1368 typval_T *rettv; /* return value */ 1369 linenr_T breakpoint; /* next line with breakpoint or zero */ 1370 int dbg_tick; /* debug_tick when breakpoint was set */ 1371 int level; /* top nesting level of executed function */ 1372 #ifdef FEAT_PROFILE 1373 proftime_T prof_child; /* time spent in a child */ 1374 #endif 1375 funccall_T *caller; /* calling function or NULL */ 1376 1377 /* for closure */ 1378 int fc_refcount; /* number of user functions that reference this 1379 * funccal */ 1380 int fc_copyID; /* for garbage collection */ 1381 garray_T fc_funcs; /* list of ufunc_T* which keep a reference to 1382 * "func" */ 1383 }; 1384 1385 /* 1386 * Struct used by trans_function_name() 1387 */ 1388 typedef struct 1389 { 1390 dict_T *fd_dict; /* Dictionary used */ 1391 char_u *fd_newkey; /* new key in "dict" in allocated memory */ 1392 dictitem_T *fd_di; /* Dictionary item used */ 1393 } funcdict_T; 1394 1395 #else 1396 /* dummy typedefs for function prototypes */ 1397 typedef struct 1398 { 1399 int dummy; 1400 } ufunc_T; 1401 typedef struct 1402 { 1403 int dummy; 1404 } funcdict_T; 1405 #endif 1406 1407 struct partial_S 1408 { 1409 int pt_refcount; /* reference count */ 1410 char_u *pt_name; /* function name; when NULL use 1411 * pt_func->uf_name */ 1412 ufunc_T *pt_func; /* function pointer; when NULL lookup function 1413 * with pt_name */ 1414 int pt_auto; /* when TRUE the partial was created for using 1415 dict.member in handle_subscript() */ 1416 int pt_argc; /* number of arguments */ 1417 typval_T *pt_argv; /* arguments in allocated array */ 1418 dict_T *pt_dict; /* dict for "self" */ 1419 }; 1420 1421 typedef enum 1422 { 1423 JOB_FAILED, 1424 JOB_STARTED, 1425 JOB_ENDED 1426 } jobstatus_T; 1427 1428 /* 1429 * Structure to hold info about a Job. 1430 */ 1431 struct jobvar_S 1432 { 1433 job_T *jv_next; 1434 job_T *jv_prev; 1435 #ifdef UNIX 1436 pid_t jv_pid; 1437 #endif 1438 #ifdef WIN32 1439 PROCESS_INFORMATION jv_proc_info; 1440 HANDLE jv_job_object; 1441 #endif 1442 jobstatus_T jv_status; 1443 char_u *jv_stoponexit; /* allocated */ 1444 int jv_exitval; 1445 char_u *jv_exit_cb; /* allocated */ 1446 partial_T *jv_exit_partial; 1447 1448 buf_T *jv_in_buf; /* buffer from "in-name" */ 1449 1450 int jv_refcount; /* reference count */ 1451 int jv_copyID; 1452 1453 channel_T *jv_channel; /* channel for I/O, reference counted */ 1454 }; 1455 1456 /* 1457 * Structures to hold info about a Channel. 1458 */ 1459 struct readq_S 1460 { 1461 char_u *rq_buffer; 1462 long_u rq_buflen; 1463 readq_T *rq_next; 1464 readq_T *rq_prev; 1465 }; 1466 1467 struct jsonq_S 1468 { 1469 typval_T *jq_value; 1470 jsonq_T *jq_next; 1471 jsonq_T *jq_prev; 1472 }; 1473 1474 struct cbq_S 1475 { 1476 char_u *cq_callback; 1477 partial_T *cq_partial; 1478 int cq_seq_nr; 1479 cbq_T *cq_next; 1480 cbq_T *cq_prev; 1481 }; 1482 1483 /* mode for a channel */ 1484 typedef enum 1485 { 1486 MODE_NL = 0, 1487 MODE_RAW, 1488 MODE_JSON, 1489 MODE_JS 1490 } ch_mode_T; 1491 1492 typedef enum { 1493 JIO_PIPE, /* default */ 1494 JIO_NULL, 1495 JIO_FILE, 1496 JIO_BUFFER, 1497 JIO_OUT 1498 } job_io_T; 1499 1500 /* Ordering matters, it is used in for loops: IN is last, only SOCK/OUT/ERR 1501 * are polled. */ 1502 typedef enum { 1503 PART_SOCK = 0, 1504 #define CH_SOCK_FD ch_part[PART_SOCK].ch_fd 1505 #ifdef FEAT_JOB_CHANNEL 1506 PART_OUT, 1507 # define CH_OUT_FD ch_part[PART_OUT].ch_fd 1508 PART_ERR, 1509 # define CH_ERR_FD ch_part[PART_ERR].ch_fd 1510 PART_IN, 1511 # define CH_IN_FD ch_part[PART_IN].ch_fd 1512 #endif 1513 PART_COUNT 1514 } ch_part_T; 1515 1516 #define INVALID_FD (-1) 1517 1518 /* The per-fd info for a channel. */ 1519 typedef struct { 1520 sock_T ch_fd; /* socket/stdin/stdout/stderr, -1 if not used */ 1521 1522 # if defined(UNIX) && !defined(HAVE_SELECT) 1523 int ch_poll_idx; /* used by channel_poll_setup() */ 1524 # endif 1525 1526 #ifdef FEAT_GUI_X11 1527 XtInputId ch_inputHandler; /* Cookie for input */ 1528 #endif 1529 #ifdef FEAT_GUI_GTK 1530 gint ch_inputHandler; /* Cookie for input */ 1531 #endif 1532 1533 ch_mode_T ch_mode; 1534 job_io_T ch_io; 1535 int ch_timeout; /* request timeout in msec */ 1536 1537 readq_T ch_head; /* header for circular raw read queue */ 1538 jsonq_T ch_json_head; /* header for circular json read queue */ 1539 int ch_block_id; /* ID that channel_read_json_block() is 1540 waiting for */ 1541 /* When ch_waiting is TRUE use ch_deadline to wait for incomplete message 1542 * to be complete. */ 1543 int ch_waiting; 1544 #ifdef WIN32 1545 DWORD ch_deadline; 1546 #else 1547 struct timeval ch_deadline; 1548 #endif 1549 int ch_block_write; /* for testing: 0 when not used, -1 when write 1550 * does not block, 1 simulate blocking */ 1551 1552 cbq_T ch_cb_head; /* dummy node for per-request callbacks */ 1553 char_u *ch_callback; /* call when a msg is not handled */ 1554 partial_T *ch_partial; 1555 1556 bufref_T ch_bufref; /* buffer to read from or write to */ 1557 int ch_nomodifiable; /* TRUE when buffer can be 'nomodifiable' */ 1558 int ch_nomod_error; /* TRUE when e_modifiable was given */ 1559 int ch_buf_append; /* write appended lines instead top-bot */ 1560 linenr_T ch_buf_top; /* next line to send */ 1561 linenr_T ch_buf_bot; /* last line to send */ 1562 } chanpart_T; 1563 1564 struct channel_S { 1565 channel_T *ch_next; 1566 channel_T *ch_prev; 1567 1568 int ch_id; /* ID of the channel */ 1569 int ch_last_msg_id; /* ID of the last message */ 1570 1571 chanpart_T ch_part[PART_COUNT]; /* info for socket, out, err and in */ 1572 1573 char *ch_hostname; /* only for socket, allocated */ 1574 int ch_port; /* only for socket */ 1575 1576 int ch_to_be_closed; /* bitset of readable fds to be closed. 1577 * When all readable fds have been closed, 1578 * set to (1 << PART_COUNT). */ 1579 int ch_to_be_freed; /* When TRUE channel must be freed when it's 1580 * safe to invoke callbacks. */ 1581 int ch_error; /* When TRUE an error was reported. Avoids 1582 * giving pages full of error messages when 1583 * the other side has exited, only mention the 1584 * first error until the connection works 1585 * again. */ 1586 1587 void (*ch_nb_close_cb)(void); 1588 /* callback for Netbeans when channel is 1589 * closed */ 1590 1591 char_u *ch_callback; /* call when any msg is not handled */ 1592 partial_T *ch_partial; 1593 char_u *ch_close_cb; /* call when channel is closed */ 1594 partial_T *ch_close_partial; 1595 1596 job_T *ch_job; /* Job that uses this channel; this does not 1597 * count as a reference to avoid a circular 1598 * reference, the job refers to the channel. */ 1599 int ch_job_killed; /* TRUE when there was a job and it was killed 1600 * or we know it died. */ 1601 1602 int ch_refcount; /* reference count */ 1603 int ch_copyID; 1604 }; 1605 1606 #define JO_MODE 0x0001 /* channel mode */ 1607 #define JO_IN_MODE 0x0002 /* stdin mode */ 1608 #define JO_OUT_MODE 0x0004 /* stdout mode */ 1609 #define JO_ERR_MODE 0x0008 /* stderr mode */ 1610 #define JO_CALLBACK 0x0010 /* channel callback */ 1611 #define JO_OUT_CALLBACK 0x0020 /* stdout callback */ 1612 #define JO_ERR_CALLBACK 0x0040 /* stderr callback */ 1613 #define JO_CLOSE_CALLBACK 0x0080 /* close callback */ 1614 #define JO_WAITTIME 0x0100 /* only for ch_open() */ 1615 #define JO_TIMEOUT 0x0200 /* all timeouts */ 1616 #define JO_OUT_TIMEOUT 0x0400 /* stdout timeouts */ 1617 #define JO_ERR_TIMEOUT 0x0800 /* stderr timeouts */ 1618 #define JO_PART 0x1000 /* "part" */ 1619 #define JO_ID 0x2000 /* "id" */ 1620 #define JO_STOPONEXIT 0x4000 /* "stoponexit" */ 1621 #define JO_EXIT_CB 0x8000 /* "exit_cb" */ 1622 #define JO_OUT_IO 0x10000 /* "out_io" */ 1623 #define JO_ERR_IO 0x20000 /* "err_io" (JO_OUT_IO << 1) */ 1624 #define JO_IN_IO 0x40000 /* "in_io" (JO_OUT_IO << 2) */ 1625 #define JO_OUT_NAME 0x80000 /* "out_name" */ 1626 #define JO_ERR_NAME 0x100000 /* "err_name" (JO_OUT_NAME << 1) */ 1627 #define JO_IN_NAME 0x200000 /* "in_name" (JO_OUT_NAME << 2) */ 1628 #define JO_IN_TOP 0x400000 /* "in_top" */ 1629 #define JO_IN_BOT 0x800000 /* "in_bot" */ 1630 #define JO_OUT_BUF 0x1000000 /* "out_buf" */ 1631 #define JO_ERR_BUF 0x2000000 /* "err_buf" (JO_OUT_BUF << 1) */ 1632 #define JO_IN_BUF 0x4000000 /* "in_buf" (JO_OUT_BUF << 2) */ 1633 #define JO_CHANNEL 0x8000000 /* "channel" */ 1634 #define JO_BLOCK_WRITE 0x10000000 /* "block_write" */ 1635 #define JO_OUT_MODIFIABLE 0x20000000 /* "out_modifiable" */ 1636 #define JO_ERR_MODIFIABLE 0x40000000 /* "err_modifiable" (JO_OUT_ << 1) */ 1637 #define JO_ALL 0x7fffffff 1638 1639 #define JO2_OUT_MSG 0x0001 /* "out_msg" */ 1640 #define JO2_ERR_MSG 0x0002 /* "err_msg" (JO_OUT_ << 1) */ 1641 #define JO2_ALL 0x0003 1642 1643 #define JO_MODE_ALL (JO_MODE + JO_IN_MODE + JO_OUT_MODE + JO_ERR_MODE) 1644 #define JO_CB_ALL \ 1645 (JO_CALLBACK + JO_OUT_CALLBACK + JO_ERR_CALLBACK + JO_CLOSE_CALLBACK) 1646 #define JO_TIMEOUT_ALL (JO_TIMEOUT + JO_OUT_TIMEOUT + JO_ERR_TIMEOUT) 1647 1648 /* 1649 * Options for job and channel commands. 1650 */ 1651 typedef struct 1652 { 1653 int jo_set; /* JO_ bits for values that were set */ 1654 int jo_set2; /* JO2_ bits for values that were set */ 1655 1656 ch_mode_T jo_mode; 1657 ch_mode_T jo_in_mode; 1658 ch_mode_T jo_out_mode; 1659 ch_mode_T jo_err_mode; 1660 1661 job_io_T jo_io[4]; /* PART_OUT, PART_ERR, PART_IN */ 1662 char_u jo_io_name_buf[4][NUMBUFLEN]; 1663 char_u *jo_io_name[4]; /* not allocated! */ 1664 int jo_io_buf[4]; 1665 int jo_modifiable[4]; 1666 int jo_message[4]; 1667 channel_T *jo_channel; 1668 1669 linenr_T jo_in_top; 1670 linenr_T jo_in_bot; 1671 1672 char_u *jo_callback; /* not allocated! */ 1673 partial_T *jo_partial; /* not referenced! */ 1674 char_u *jo_out_cb; /* not allocated! */ 1675 partial_T *jo_out_partial; /* not referenced! */ 1676 char_u *jo_err_cb; /* not allocated! */ 1677 partial_T *jo_err_partial; /* not referenced! */ 1678 char_u *jo_close_cb; /* not allocated! */ 1679 partial_T *jo_close_partial; /* not referenced! */ 1680 char_u *jo_exit_cb; /* not allocated! */ 1681 partial_T *jo_exit_partial; /* not referenced! */ 1682 int jo_waittime; 1683 int jo_timeout; 1684 int jo_out_timeout; 1685 int jo_err_timeout; 1686 int jo_block_write; /* for testing only */ 1687 int jo_part; 1688 int jo_id; 1689 char_u jo_soe_buf[NUMBUFLEN]; 1690 char_u *jo_stoponexit; 1691 } jobopt_T; 1692 1693 1694 /* structure used for explicit stack while garbage collecting hash tables */ 1695 typedef struct ht_stack_S 1696 { 1697 hashtab_T *ht; 1698 struct ht_stack_S *prev; 1699 } ht_stack_T; 1700 1701 /* structure used for explicit stack while garbage collecting lists */ 1702 typedef struct list_stack_S 1703 { 1704 list_T *list; 1705 struct list_stack_S *prev; 1706 } list_stack_T; 1707 1708 /* values for b_syn_spell: what to do with toplevel text */ 1709 #define SYNSPL_DEFAULT 0 /* spell check if @Spell not defined */ 1710 #define SYNSPL_TOP 1 /* spell check toplevel text */ 1711 #define SYNSPL_NOTOP 2 /* don't spell check toplevel text */ 1712 1713 /* avoid #ifdefs for when b_spell is not available */ 1714 #ifdef FEAT_SPELL 1715 # define B_SPELL(buf) ((buf)->b_spell) 1716 #else 1717 # define B_SPELL(buf) (0) 1718 #endif 1719 1720 #ifdef FEAT_QUICKFIX 1721 typedef struct qf_info_S qf_info_T; 1722 #endif 1723 1724 #ifdef FEAT_PROFILE 1725 /* 1726 * Used for :syntime: timing of executing a syntax pattern. 1727 */ 1728 typedef struct { 1729 proftime_T total; /* total time used */ 1730 proftime_T slowest; /* time of slowest call */ 1731 long count; /* nr of times used */ 1732 long match; /* nr of times matched */ 1733 } syn_time_T; 1734 #endif 1735 1736 #ifdef FEAT_CRYPT 1737 /* 1738 * Structure to hold the type of encryption and the state of encryption or 1739 * decryption. 1740 */ 1741 typedef struct { 1742 int method_nr; 1743 void *method_state; /* method-specific state information */ 1744 } cryptstate_T; 1745 1746 /* values for method_nr */ 1747 # define CRYPT_M_ZIP 0 1748 # define CRYPT_M_BF 1 1749 # define CRYPT_M_BF2 2 1750 # define CRYPT_M_COUNT 3 /* number of crypt methods */ 1751 #endif 1752 1753 1754 /* 1755 * These are items normally related to a buffer. But when using ":ownsyntax" 1756 * a window may have its own instance. 1757 */ 1758 typedef struct { 1759 #ifdef FEAT_SYN_HL 1760 hashtab_T b_keywtab; /* syntax keywords hash table */ 1761 hashtab_T b_keywtab_ic; /* idem, ignore case */ 1762 int b_syn_error; /* TRUE when error occurred in HL */ 1763 int b_syn_ic; /* ignore case for :syn cmds */ 1764 int b_syn_spell; /* SYNSPL_ values */ 1765 garray_T b_syn_patterns; /* table for syntax patterns */ 1766 garray_T b_syn_clusters; /* table for syntax clusters */ 1767 int b_spell_cluster_id; /* @Spell cluster ID or 0 */ 1768 int b_nospell_cluster_id; /* @NoSpell cluster ID or 0 */ 1769 int b_syn_containedin; /* TRUE when there is an item with a 1770 "containedin" argument */ 1771 int b_syn_sync_flags; /* flags about how to sync */ 1772 short b_syn_sync_id; /* group to sync on */ 1773 long b_syn_sync_minlines; /* minimal sync lines offset */ 1774 long b_syn_sync_maxlines; /* maximal sync lines offset */ 1775 long b_syn_sync_linebreaks; /* offset for multi-line pattern */ 1776 char_u *b_syn_linecont_pat; /* line continuation pattern */ 1777 regprog_T *b_syn_linecont_prog; /* line continuation program */ 1778 #ifdef FEAT_PROFILE 1779 syn_time_T b_syn_linecont_time; 1780 #endif 1781 int b_syn_linecont_ic; /* ignore-case flag for above */ 1782 int b_syn_topgrp; /* for ":syntax include" */ 1783 # ifdef FEAT_CONCEAL 1784 int b_syn_conceal; /* auto-conceal for :syn cmds */ 1785 # endif 1786 # ifdef FEAT_FOLDING 1787 int b_syn_folditems; /* number of patterns with the HL_FOLD 1788 flag set */ 1789 # endif 1790 /* 1791 * b_sst_array[] contains the state stack for a number of lines, for the 1792 * start of that line (col == 0). This avoids having to recompute the 1793 * syntax state too often. 1794 * b_sst_array[] is allocated to hold the state for all displayed lines, 1795 * and states for 1 out of about 20 other lines. 1796 * b_sst_array pointer to an array of synstate_T 1797 * b_sst_len number of entries in b_sst_array[] 1798 * b_sst_first pointer to first used entry in b_sst_array[] or NULL 1799 * b_sst_firstfree pointer to first free entry in b_sst_array[] or NULL 1800 * b_sst_freecount number of free entries in b_sst_array[] 1801 * b_sst_check_lnum entries after this lnum need to be checked for 1802 * validity (MAXLNUM means no check needed) 1803 */ 1804 synstate_T *b_sst_array; 1805 int b_sst_len; 1806 synstate_T *b_sst_first; 1807 synstate_T *b_sst_firstfree; 1808 int b_sst_freecount; 1809 linenr_T b_sst_check_lnum; 1810 short_u b_sst_lasttick; /* last display tick */ 1811 #endif /* FEAT_SYN_HL */ 1812 1813 #ifdef FEAT_SPELL 1814 /* for spell checking */ 1815 garray_T b_langp; /* list of pointers to slang_T, see spell.c */ 1816 char_u b_spell_ismw[256];/* flags: is midword char */ 1817 # ifdef FEAT_MBYTE 1818 char_u *b_spell_ismw_mb; /* multi-byte midword chars */ 1819 # endif 1820 char_u *b_p_spc; /* 'spellcapcheck' */ 1821 regprog_T *b_cap_prog; /* program for 'spellcapcheck' */ 1822 char_u *b_p_spf; /* 'spellfile' */ 1823 char_u *b_p_spl; /* 'spelllang' */ 1824 # ifdef FEAT_MBYTE 1825 int b_cjk; /* all CJK letters as OK */ 1826 # endif 1827 #endif 1828 #if !defined(FEAT_SYN_HL) && !defined(FEAT_SPELL) 1829 int dummy; 1830 #endif 1831 char_u b_syn_chartab[32]; /* syntax iskeyword option */ 1832 char_u *b_syn_isk; /* iskeyword option */ 1833 } synblock_T; 1834 1835 1836 /* 1837 * buffer: structure that holds information about one file 1838 * 1839 * Several windows can share a single Buffer 1840 * A buffer is unallocated if there is no memfile for it. 1841 * A buffer is new if the associated file has never been loaded yet. 1842 */ 1843 1844 struct file_buffer 1845 { 1846 memline_T b_ml; /* associated memline (also contains line 1847 count) */ 1848 1849 buf_T *b_next; /* links in list of buffers */ 1850 buf_T *b_prev; 1851 1852 int b_nwindows; /* nr of windows open on this buffer */ 1853 1854 int b_flags; /* various BF_ flags */ 1855 #ifdef FEAT_AUTOCMD 1856 int b_locked; /* Buffer is being closed or referenced, don't 1857 let autocommands wipe it out. */ 1858 #endif 1859 1860 /* 1861 * b_ffname has the full path of the file (NULL for no name). 1862 * b_sfname is the name as the user typed it (or NULL). 1863 * b_fname is the same as b_sfname, unless ":cd" has been done, 1864 * then it is the same as b_ffname (NULL for no name). 1865 */ 1866 char_u *b_ffname; /* full path file name */ 1867 char_u *b_sfname; /* short file name */ 1868 char_u *b_fname; /* current file name */ 1869 1870 #ifdef UNIX 1871 int b_dev_valid; /* TRUE when b_dev has a valid number */ 1872 dev_t b_dev; /* device number */ 1873 ino_t b_ino; /* inode number */ 1874 #endif 1875 #ifdef FEAT_CW_EDITOR 1876 FSSpec b_FSSpec; /* MacOS File Identification */ 1877 #endif 1878 #ifdef VMS 1879 char b_fab_rfm; /* Record format */ 1880 char b_fab_rat; /* Record attribute */ 1881 unsigned int b_fab_mrs; /* Max record size */ 1882 #endif 1883 int b_fnum; /* buffer number for this file. */ 1884 char_u b_key[VIM_SIZEOF_INT * 2 + 1]; 1885 /* key used for buf_hashtab, holds b_fnum as 1886 hex string */ 1887 1888 int b_changed; /* 'modified': Set to TRUE if something in the 1889 file has been changed and not written out. */ 1890 int b_changedtick; /* incremented for each change, also for undo */ 1891 1892 int b_saving; /* Set to TRUE if we are in the middle of 1893 saving the buffer. */ 1894 1895 /* 1896 * Changes to a buffer require updating of the display. To minimize the 1897 * work, remember changes made and update everything at once. 1898 */ 1899 int b_mod_set; /* TRUE when there are changes since the last 1900 time the display was updated */ 1901 linenr_T b_mod_top; /* topmost lnum that was changed */ 1902 linenr_T b_mod_bot; /* lnum below last changed line, AFTER the 1903 change */ 1904 long b_mod_xlines; /* number of extra buffer lines inserted; 1905 negative when lines were deleted */ 1906 1907 wininfo_T *b_wininfo; /* list of last used info for each window */ 1908 1909 long b_mtime; /* last change time of original file */ 1910 long b_mtime_read; /* last change time when reading */ 1911 off_T b_orig_size; /* size of original file in bytes */ 1912 int b_orig_mode; /* mode of original file */ 1913 #ifdef FEAT_VIMINFO 1914 time_T b_last_used; /* time when the buffer was last used; used 1915 * for viminfo */ 1916 #endif 1917 1918 pos_T b_namedm[NMARKS]; /* current named marks (mark.c) */ 1919 1920 /* These variables are set when VIsual_active becomes FALSE */ 1921 visualinfo_T b_visual; 1922 #ifdef FEAT_EVAL 1923 int b_visual_mode_eval; /* b_visual.vi_mode for visualmode() */ 1924 #endif 1925 1926 pos_T b_last_cursor; /* cursor position when last unloading this 1927 buffer */ 1928 pos_T b_last_insert; /* where Insert mode was left */ 1929 pos_T b_last_change; /* position of last change: '. mark */ 1930 1931 #ifdef FEAT_JUMPLIST 1932 /* 1933 * the changelist contains old change positions 1934 */ 1935 pos_T b_changelist[JUMPLISTSIZE]; 1936 int b_changelistlen; /* number of active entries */ 1937 int b_new_change; /* set by u_savecommon() */ 1938 #endif 1939 1940 /* 1941 * Character table, only used in charset.c for 'iskeyword' 1942 * 32 bytes of 8 bits: 1 bit per character 0-255. 1943 */ 1944 char_u b_chartab[32]; 1945 1946 #ifdef FEAT_LOCALMAP 1947 /* Table used for mappings local to a buffer. */ 1948 mapblock_T *(b_maphash[256]); 1949 1950 /* First abbreviation local to a buffer. */ 1951 mapblock_T *b_first_abbr; 1952 #endif 1953 #ifdef FEAT_USR_CMDS 1954 /* User commands local to the buffer. */ 1955 garray_T b_ucmds; 1956 #endif 1957 /* 1958 * start and end of an operator, also used for '[ and '] 1959 */ 1960 pos_T b_op_start; 1961 pos_T b_op_start_orig; /* used for Insstart_orig */ 1962 pos_T b_op_end; 1963 1964 #ifdef FEAT_VIMINFO 1965 int b_marks_read; /* Have we read viminfo marks yet? */ 1966 #endif 1967 1968 /* 1969 * The following only used in undo.c. 1970 */ 1971 u_header_T *b_u_oldhead; /* pointer to oldest header */ 1972 u_header_T *b_u_newhead; /* pointer to newest header; may not be valid 1973 if b_u_curhead is not NULL */ 1974 u_header_T *b_u_curhead; /* pointer to current header */ 1975 int b_u_numhead; /* current number of headers */ 1976 int b_u_synced; /* entry lists are synced */ 1977 long b_u_seq_last; /* last used undo sequence number */ 1978 long b_u_save_nr_last; /* counter for last file write */ 1979 long b_u_seq_cur; /* hu_seq of header below which we are now */ 1980 time_T b_u_time_cur; /* uh_time of header below which we are now */ 1981 long b_u_save_nr_cur; /* file write nr after which we are now */ 1982 1983 /* 1984 * variables for "U" command in undo.c 1985 */ 1986 char_u *b_u_line_ptr; /* saved line for "U" command */ 1987 linenr_T b_u_line_lnum; /* line number of line in u_line */ 1988 colnr_T b_u_line_colnr; /* optional column number */ 1989 1990 #ifdef FEAT_INS_EXPAND 1991 int b_scanned; /* ^N/^P have scanned this buffer */ 1992 #endif 1993 1994 /* flags for use of ":lmap" and IM control */ 1995 long b_p_iminsert; /* input mode for insert */ 1996 long b_p_imsearch; /* input mode for search */ 1997 #define B_IMODE_USE_INSERT -1 /* Use b_p_iminsert value for search */ 1998 #define B_IMODE_NONE 0 /* Input via none */ 1999 #define B_IMODE_LMAP 1 /* Input via langmap */ 2000 #ifndef USE_IM_CONTROL 2001 # define B_IMODE_LAST 1 2002 #else 2003 # define B_IMODE_IM 2 /* Input via input method */ 2004 # define B_IMODE_LAST 2 2005 #endif 2006 2007 #ifdef FEAT_KEYMAP 2008 short b_kmap_state; /* using "lmap" mappings */ 2009 # define KEYMAP_INIT 1 /* 'keymap' was set, call keymap_init() */ 2010 # define KEYMAP_LOADED 2 /* 'keymap' mappings have been loaded */ 2011 garray_T b_kmap_ga; /* the keymap table */ 2012 #endif 2013 2014 /* 2015 * Options local to a buffer. 2016 * They are here because their value depends on the type of file 2017 * or contents of the file being edited. 2018 */ 2019 int b_p_initialized; /* set when options initialized */ 2020 2021 #ifdef FEAT_EVAL 2022 int b_p_scriptID[BV_COUNT]; /* SIDs for buffer-local options */ 2023 #endif 2024 2025 int b_p_ai; /* 'autoindent' */ 2026 int b_p_ai_nopaste; /* b_p_ai saved for paste mode */ 2027 char_u *b_p_bkc; /* 'backupcopy' */ 2028 unsigned b_bkc_flags; /* flags for 'backupcopy' */ 2029 int b_p_ci; /* 'copyindent' */ 2030 int b_p_bin; /* 'binary' */ 2031 #ifdef FEAT_MBYTE 2032 int b_p_bomb; /* 'bomb' */ 2033 #endif 2034 #ifdef FEAT_QUICKFIX 2035 char_u *b_p_bh; /* 'bufhidden' */ 2036 char_u *b_p_bt; /* 'buftype' */ 2037 #define BUF_HAS_QF_ENTRY 1 2038 #define BUF_HAS_LL_ENTRY 2 2039 int b_has_qf_entry; 2040 #endif 2041 int b_p_bl; /* 'buflisted' */ 2042 #ifdef FEAT_CINDENT 2043 int b_p_cin; /* 'cindent' */ 2044 char_u *b_p_cino; /* 'cinoptions' */ 2045 char_u *b_p_cink; /* 'cinkeys' */ 2046 #endif 2047 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) 2048 char_u *b_p_cinw; /* 'cinwords' */ 2049 #endif 2050 #ifdef FEAT_COMMENTS 2051 char_u *b_p_com; /* 'comments' */ 2052 #endif 2053 #ifdef FEAT_FOLDING 2054 char_u *b_p_cms; /* 'commentstring' */ 2055 #endif 2056 #ifdef FEAT_INS_EXPAND 2057 char_u *b_p_cpt; /* 'complete' */ 2058 #endif 2059 #ifdef FEAT_COMPL_FUNC 2060 char_u *b_p_cfu; /* 'completefunc' */ 2061 char_u *b_p_ofu; /* 'omnifunc' */ 2062 #endif 2063 int b_p_eol; /* 'endofline' */ 2064 int b_p_fixeol; /* 'fixendofline' */ 2065 int b_p_et; /* 'expandtab' */ 2066 int b_p_et_nobin; /* b_p_et saved for binary mode */ 2067 int b_p_et_nopaste; /* b_p_et saved for paste mode */ 2068 #ifdef FEAT_MBYTE 2069 char_u *b_p_fenc; /* 'fileencoding' */ 2070 #endif 2071 char_u *b_p_ff; /* 'fileformat' */ 2072 #ifdef FEAT_AUTOCMD 2073 char_u *b_p_ft; /* 'filetype' */ 2074 #endif 2075 char_u *b_p_fo; /* 'formatoptions' */ 2076 char_u *b_p_flp; /* 'formatlistpat' */ 2077 int b_p_inf; /* 'infercase' */ 2078 char_u *b_p_isk; /* 'iskeyword' */ 2079 #ifdef FEAT_FIND_ID 2080 char_u *b_p_def; /* 'define' local value */ 2081 char_u *b_p_inc; /* 'include' */ 2082 # ifdef FEAT_EVAL 2083 char_u *b_p_inex; /* 'includeexpr' */ 2084 long_u b_p_inex_flags; /* flags for 'includeexpr' */ 2085 # endif 2086 #endif 2087 #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) 2088 char_u *b_p_inde; /* 'indentexpr' */ 2089 long_u b_p_inde_flags; /* flags for 'indentexpr' */ 2090 char_u *b_p_indk; /* 'indentkeys' */ 2091 #endif 2092 #if defined(FEAT_EVAL) 2093 char_u *b_p_fex; /* 'formatexpr' */ 2094 long_u b_p_fex_flags; /* flags for 'formatexpr' */ 2095 #endif 2096 #ifdef FEAT_CRYPT 2097 char_u *b_p_key; /* 'key' */ 2098 #endif 2099 char_u *b_p_kp; /* 'keywordprg' */ 2100 #ifdef FEAT_LISP 2101 int b_p_lisp; /* 'lisp' */ 2102 #endif 2103 char_u *b_p_mps; /* 'matchpairs' */ 2104 int b_p_ml; /* 'modeline' */ 2105 int b_p_ml_nobin; /* b_p_ml saved for binary mode */ 2106 int b_p_ma; /* 'modifiable' */ 2107 char_u *b_p_nf; /* 'nrformats' */ 2108 int b_p_pi; /* 'preserveindent' */ 2109 #ifdef FEAT_TEXTOBJ 2110 char_u *b_p_qe; /* 'quoteescape' */ 2111 #endif 2112 int b_p_ro; /* 'readonly' */ 2113 long b_p_sw; /* 'shiftwidth' */ 2114 int b_p_sn; /* 'shortname' */ 2115 #ifdef FEAT_SMARTINDENT 2116 int b_p_si; /* 'smartindent' */ 2117 #endif 2118 long b_p_sts; /* 'softtabstop' */ 2119 long b_p_sts_nopaste; /* b_p_sts saved for paste mode */ 2120 #ifdef FEAT_SEARCHPATH 2121 char_u *b_p_sua; /* 'suffixesadd' */ 2122 #endif 2123 int b_p_swf; /* 'swapfile' */ 2124 #ifdef FEAT_SYN_HL 2125 long b_p_smc; /* 'synmaxcol' */ 2126 char_u *b_p_syn; /* 'syntax' */ 2127 #endif 2128 long b_p_ts; /* 'tabstop' */ 2129 int b_p_tx; /* 'textmode' */ 2130 long b_p_tw; /* 'textwidth' */ 2131 long b_p_tw_nobin; /* b_p_tw saved for binary mode */ 2132 long b_p_tw_nopaste; /* b_p_tw saved for paste mode */ 2133 long b_p_wm; /* 'wrapmargin' */ 2134 long b_p_wm_nobin; /* b_p_wm saved for binary mode */ 2135 long b_p_wm_nopaste; /* b_p_wm saved for paste mode */ 2136 #ifdef FEAT_KEYMAP 2137 char_u *b_p_keymap; /* 'keymap' */ 2138 #endif 2139 2140 /* local values for options which are normally global */ 2141 #ifdef FEAT_QUICKFIX 2142 char_u *b_p_gp; /* 'grepprg' local value */ 2143 char_u *b_p_mp; /* 'makeprg' local value */ 2144 char_u *b_p_efm; /* 'errorformat' local value */ 2145 #endif 2146 char_u *b_p_ep; /* 'equalprg' local value */ 2147 char_u *b_p_path; /* 'path' local value */ 2148 int b_p_ar; /* 'autoread' local value */ 2149 char_u *b_p_tags; /* 'tags' local value */ 2150 char_u *b_p_tc; /* 'tagcase' local value */ 2151 unsigned b_tc_flags; /* flags for 'tagcase' */ 2152 #ifdef FEAT_INS_EXPAND 2153 char_u *b_p_dict; /* 'dictionary' local value */ 2154 char_u *b_p_tsr; /* 'thesaurus' local value */ 2155 #endif 2156 long b_p_ul; /* 'undolevels' local value */ 2157 #ifdef FEAT_PERSISTENT_UNDO 2158 int b_p_udf; /* 'undofile' */ 2159 #endif 2160 #ifdef FEAT_LISP 2161 char_u *b_p_lw; /* 'lispwords' local value */ 2162 #endif 2163 2164 /* end of buffer options */ 2165 2166 #ifdef FEAT_CINDENT 2167 /* values set from b_p_cino */ 2168 int b_ind_level; 2169 int b_ind_open_imag; 2170 int b_ind_no_brace; 2171 int b_ind_first_open; 2172 int b_ind_open_extra; 2173 int b_ind_close_extra; 2174 int b_ind_open_left_imag; 2175 int b_ind_jump_label; 2176 int b_ind_case; 2177 int b_ind_case_code; 2178 int b_ind_case_break; 2179 int b_ind_param; 2180 int b_ind_func_type; 2181 int b_ind_comment; 2182 int b_ind_in_comment; 2183 int b_ind_in_comment2; 2184 int b_ind_cpp_baseclass; 2185 int b_ind_continuation; 2186 int b_ind_unclosed; 2187 int b_ind_unclosed2; 2188 int b_ind_unclosed_noignore; 2189 int b_ind_unclosed_wrapped; 2190 int b_ind_unclosed_whiteok; 2191 int b_ind_matching_paren; 2192 int b_ind_paren_prev; 2193 int b_ind_maxparen; 2194 int b_ind_maxcomment; 2195 int b_ind_scopedecl; 2196 int b_ind_scopedecl_code; 2197 int b_ind_java; 2198 int b_ind_js; 2199 int b_ind_keep_case_label; 2200 int b_ind_hash_comment; 2201 int b_ind_cpp_namespace; 2202 int b_ind_if_for_while; 2203 #endif 2204 2205 linenr_T b_no_eol_lnum; /* non-zero lnum when last line of next binary 2206 * write should not have an end-of-line */ 2207 2208 int b_start_eol; /* last line had eol when it was read */ 2209 int b_start_ffc; /* first char of 'ff' when edit started */ 2210 #ifdef FEAT_MBYTE 2211 char_u *b_start_fenc; /* 'fileencoding' when edit started or NULL */ 2212 int b_bad_char; /* "++bad=" argument when edit started or 0 */ 2213 int b_start_bomb; /* 'bomb' when it was read */ 2214 #endif 2215 2216 #ifdef FEAT_EVAL 2217 dictitem_T b_bufvar; /* variable for "b:" Dictionary */ 2218 dict_T *b_vars; /* internal variables, local to buffer */ 2219 #endif 2220 2221 #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) 2222 char_u *b_p_bexpr; /* 'balloonexpr' local value */ 2223 long_u b_p_bexpr_flags;/* flags for 'balloonexpr' */ 2224 #endif 2225 #ifdef FEAT_CRYPT 2226 char_u *b_p_cm; /* 'cryptmethod' */ 2227 #endif 2228 2229 /* When a buffer is created, it starts without a swap file. b_may_swap is 2230 * then set to indicate that a swap file may be opened later. It is reset 2231 * if a swap file could not be opened. 2232 */ 2233 int b_may_swap; 2234 int b_did_warn; /* Set to 1 if user has been warned on first 2235 change of a read-only file */ 2236 2237 /* Two special kinds of buffers: 2238 * help buffer - used for help files, won't use a swap file. 2239 * spell buffer - used for spell info, never displayed and doesn't have a 2240 * file name. 2241 */ 2242 int b_help; /* TRUE for help file buffer (when set b_p_bt 2243 is "help") */ 2244 #ifdef FEAT_SPELL 2245 int b_spell; /* TRUE for a spell file buffer, most fields 2246 are not used! Use the B_SPELL macro to 2247 access b_spell without #ifdef. */ 2248 #endif 2249 2250 int b_shortname; /* this file has an 8.3 file name */ 2251 2252 #ifdef FEAT_MZSCHEME 2253 void *b_mzscheme_ref; /* The MzScheme reference to this buffer */ 2254 #endif 2255 2256 #ifdef FEAT_PERL 2257 void *b_perl_private; 2258 #endif 2259 2260 #ifdef FEAT_PYTHON 2261 void *b_python_ref; /* The Python reference to this buffer */ 2262 #endif 2263 2264 #ifdef FEAT_PYTHON3 2265 void *b_python3_ref; /* The Python3 reference to this buffer */ 2266 #endif 2267 2268 #ifdef FEAT_TCL 2269 void *b_tcl_ref; 2270 #endif 2271 2272 #ifdef FEAT_RUBY 2273 void *b_ruby_ref; 2274 #endif 2275 2276 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2277 synblock_T b_s; /* Info related to syntax highlighting. w_s 2278 * normally points to this, but some windows 2279 * may use a different synblock_T. */ 2280 #endif 2281 2282 #ifdef FEAT_SIGNS 2283 signlist_T *b_signlist; /* list of signs to draw */ 2284 # ifdef FEAT_NETBEANS_INTG 2285 int b_has_sign_column; /* Flag that is set when a first sign is 2286 * added and remains set until the end of 2287 * the netbeans session. */ 2288 # endif 2289 #endif 2290 2291 #ifdef FEAT_NETBEANS_INTG 2292 int b_netbeans_file; /* TRUE when buffer is owned by NetBeans */ 2293 int b_was_netbeans_file;/* TRUE if b_netbeans_file was once set */ 2294 #endif 2295 #ifdef FEAT_JOB_CHANNEL 2296 int b_write_to_channel; /* TRUE when appended lines are written to 2297 * a channel. */ 2298 #endif 2299 2300 #ifdef FEAT_CRYPT 2301 cryptstate_T *b_cryptstate; /* Encryption state while reading or writing 2302 * the file. NULL when not using encryption. */ 2303 #endif 2304 int b_mapped_ctrl_c; /* modes where CTRL-C is mapped */ 2305 2306 }; /* file_buffer */ 2307 2308 2309 #ifdef FEAT_DIFF 2310 /* 2311 * Stuff for diff mode. 2312 */ 2313 # define DB_COUNT 8 /* up to eight buffers can be diff'ed */ 2314 2315 /* 2316 * Each diffblock defines where a block of lines starts in each of the buffers 2317 * and how many lines it occupies in that buffer. When the lines are missing 2318 * in the buffer the df_count[] is zero. This is all counted in 2319 * buffer lines. 2320 * There is always at least one unchanged line in between the diffs. 2321 * Otherwise it would have been included in the diff above or below it. 2322 * df_lnum[] + df_count[] is the lnum below the change. When in one buffer 2323 * lines have been inserted, in the other buffer df_lnum[] is the line below 2324 * the insertion and df_count[] is zero. When appending lines at the end of 2325 * the buffer, df_lnum[] is one beyond the end! 2326 * This is using a linked list, because the number of differences is expected 2327 * to be reasonable small. The list is sorted on lnum. 2328 */ 2329 typedef struct diffblock_S diff_T; 2330 struct diffblock_S 2331 { 2332 diff_T *df_next; 2333 linenr_T df_lnum[DB_COUNT]; /* line number in buffer */ 2334 linenr_T df_count[DB_COUNT]; /* nr of inserted/changed lines */ 2335 }; 2336 #endif 2337 2338 #define SNAP_HELP_IDX 0 2339 #ifdef FEAT_AUTOCMD 2340 # define SNAP_AUCMD_IDX 1 2341 # define SNAP_COUNT 2 2342 #else 2343 # define SNAP_COUNT 1 2344 #endif 2345 2346 /* 2347 * Tab pages point to the top frame of each tab page. 2348 * Note: Most values are NOT valid for the current tab page! Use "curwin", 2349 * "firstwin", etc. for that. "tp_topframe" is always valid and can be 2350 * compared against "topframe" to find the current tab page. 2351 */ 2352 typedef struct tabpage_S tabpage_T; 2353 struct tabpage_S 2354 { 2355 tabpage_T *tp_next; /* next tabpage or NULL */ 2356 frame_T *tp_topframe; /* topframe for the windows */ 2357 win_T *tp_curwin; /* current window in this Tab page */ 2358 win_T *tp_prevwin; /* previous window in this Tab page */ 2359 win_T *tp_firstwin; /* first window in this Tab page */ 2360 win_T *tp_lastwin; /* last window in this Tab page */ 2361 long tp_old_Rows; /* Rows when Tab page was left */ 2362 long tp_old_Columns; /* Columns when Tab page was left */ 2363 long tp_ch_used; /* value of 'cmdheight' when frame size 2364 was set */ 2365 #ifdef FEAT_GUI 2366 int tp_prev_which_scrollbars[3]; 2367 /* previous value of which_scrollbars */ 2368 #endif 2369 #ifdef FEAT_DIFF 2370 diff_T *tp_first_diff; 2371 buf_T *(tp_diffbuf[DB_COUNT]); 2372 int tp_diff_invalid; /* list of diffs is outdated */ 2373 #endif 2374 frame_T *(tp_snapshot[SNAP_COUNT]); /* window layout snapshots */ 2375 #ifdef FEAT_EVAL 2376 dictitem_T tp_winvar; /* variable for "t:" Dictionary */ 2377 dict_T *tp_vars; /* internal variables, local to tab page */ 2378 #endif 2379 2380 #ifdef FEAT_PYTHON 2381 void *tp_python_ref; /* The Python value for this tab page */ 2382 #endif 2383 2384 #ifdef FEAT_PYTHON3 2385 void *tp_python3_ref; /* The Python value for this tab page */ 2386 #endif 2387 }; 2388 2389 /* 2390 * Structure to cache info for displayed lines in w_lines[]. 2391 * Each logical line has one entry. 2392 * The entry tells how the logical line is currently displayed in the window. 2393 * This is updated when displaying the window. 2394 * When the display is changed (e.g., when clearing the screen) w_lines_valid 2395 * is changed to exclude invalid entries. 2396 * When making changes to the buffer, wl_valid is reset to indicate wl_size 2397 * may not reflect what is actually in the buffer. When wl_valid is FALSE, 2398 * the entries can only be used to count the number of displayed lines used. 2399 * wl_lnum and wl_lastlnum are invalid too. 2400 */ 2401 typedef struct w_line 2402 { 2403 linenr_T wl_lnum; /* buffer line number for logical line */ 2404 short_u wl_size; /* height in screen lines */ 2405 char wl_valid; /* TRUE values are valid for text in buffer */ 2406 #ifdef FEAT_FOLDING 2407 char wl_folded; /* TRUE when this is a range of folded lines */ 2408 linenr_T wl_lastlnum; /* last buffer line number for logical line */ 2409 #endif 2410 } wline_T; 2411 2412 /* 2413 * Windows are kept in a tree of frames. Each frame has a column (FR_COL) 2414 * or row (FR_ROW) layout or is a leaf, which has a window. 2415 */ 2416 struct frame_S 2417 { 2418 char fr_layout; /* FR_LEAF, FR_COL or FR_ROW */ 2419 #ifdef FEAT_WINDOWS 2420 int fr_width; 2421 int fr_newwidth; /* new width used in win_equal_rec() */ 2422 #endif 2423 int fr_height; 2424 int fr_newheight; /* new height used in win_equal_rec() */ 2425 frame_T *fr_parent; /* containing frame or NULL */ 2426 frame_T *fr_next; /* frame right or below in same parent, NULL 2427 for first */ 2428 frame_T *fr_prev; /* frame left or above in same parent, NULL 2429 for last */ 2430 /* fr_child and fr_win are mutually exclusive */ 2431 frame_T *fr_child; /* first contained frame */ 2432 win_T *fr_win; /* window that fills this frame */ 2433 }; 2434 2435 #define FR_LEAF 0 /* frame is a leaf */ 2436 #define FR_ROW 1 /* frame with a row of windows */ 2437 #define FR_COL 2 /* frame with a column of windows */ 2438 2439 /* 2440 * Struct used for highlighting 'hlsearch' matches, matches defined by 2441 * ":match" and matches defined by match functions. 2442 * For 'hlsearch' there is one pattern for all windows. For ":match" and the 2443 * match functions there is a different pattern for each window. 2444 */ 2445 typedef struct 2446 { 2447 regmmatch_T rm; /* points to the regexp program; contains last found 2448 match (may continue in next line) */ 2449 buf_T *buf; /* the buffer to search for a match */ 2450 linenr_T lnum; /* the line to search for a match */ 2451 int attr; /* attributes to be used for a match */ 2452 int attr_cur; /* attributes currently active in win_line() */ 2453 linenr_T first_lnum; /* first lnum to search for multi-line pat */ 2454 colnr_T startcol; /* in win_line() points to char where HL starts */ 2455 colnr_T endcol; /* in win_line() points to char where HL ends */ 2456 int is_addpos; /* position specified directly by 2457 matchaddpos(). TRUE/FALSE */ 2458 #ifdef FEAT_RELTIME 2459 proftime_T tm; /* for a time limit */ 2460 #endif 2461 } match_T; 2462 2463 /* number of positions supported by matchaddpos() */ 2464 #define MAXPOSMATCH 8 2465 2466 /* 2467 * Same as lpos_T, but with additional field len. 2468 */ 2469 typedef struct 2470 { 2471 linenr_T lnum; /* line number */ 2472 colnr_T col; /* column number */ 2473 int len; /* length: 0 - to the end of line */ 2474 } llpos_T; 2475 2476 /* 2477 * posmatch_T provides an array for storing match items for matchaddpos() 2478 * function. 2479 */ 2480 typedef struct posmatch posmatch_T; 2481 struct posmatch 2482 { 2483 llpos_T pos[MAXPOSMATCH]; /* array of positions */ 2484 int cur; /* internal position counter */ 2485 linenr_T toplnum; /* top buffer line */ 2486 linenr_T botlnum; /* bottom buffer line */ 2487 }; 2488 2489 /* 2490 * matchitem_T provides a linked list for storing match items for ":match" and 2491 * the match functions. 2492 */ 2493 typedef struct matchitem matchitem_T; 2494 struct matchitem 2495 { 2496 matchitem_T *next; 2497 int id; /* match ID */ 2498 int priority; /* match priority */ 2499 char_u *pattern; /* pattern to highlight */ 2500 int hlg_id; /* highlight group ID */ 2501 regmmatch_T match; /* regexp program for pattern */ 2502 posmatch_T pos; /* position matches */ 2503 match_T hl; /* struct for doing the actual highlighting */ 2504 #ifdef FEAT_CONCEAL 2505 int conceal_char; /* cchar for Conceal highlighting */ 2506 #endif 2507 }; 2508 2509 /* 2510 * Structure which contains all information that belongs to a window 2511 * 2512 * All row numbers are relative to the start of the window, except w_winrow. 2513 */ 2514 struct window_S 2515 { 2516 int w_id; /* unique window ID */ 2517 2518 buf_T *w_buffer; /* buffer we are a window into (used 2519 often, keep it the first item!) */ 2520 2521 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2522 synblock_T *w_s; /* for :ownsyntax */ 2523 #endif 2524 2525 #ifdef FEAT_WINDOWS 2526 win_T *w_prev; /* link to previous window */ 2527 win_T *w_next; /* link to next window */ 2528 #endif 2529 #ifdef FEAT_AUTOCMD 2530 int w_closing; /* window is being closed, don't let 2531 autocommands close it too. */ 2532 #endif 2533 2534 frame_T *w_frame; /* frame containing this window */ 2535 2536 pos_T w_cursor; /* cursor position in buffer */ 2537 2538 colnr_T w_curswant; /* The column we'd like to be at. This is 2539 used to try to stay in the same column 2540 for up/down cursor motions. */ 2541 2542 int w_set_curswant; /* If set, then update w_curswant the next 2543 time through cursupdate() to the 2544 current virtual column */ 2545 2546 /* 2547 * the next seven are used to update the visual part 2548 */ 2549 char w_old_visual_mode; /* last known VIsual_mode */ 2550 linenr_T w_old_cursor_lnum; /* last known end of visual part */ 2551 colnr_T w_old_cursor_fcol; /* first column for block visual part */ 2552 colnr_T w_old_cursor_lcol; /* last column for block visual part */ 2553 linenr_T w_old_visual_lnum; /* last known start of visual part */ 2554 colnr_T w_old_visual_col; /* last known start of visual part */ 2555 colnr_T w_old_curswant; /* last known value of Curswant */ 2556 2557 /* 2558 * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for 2559 * displaying the buffer. 2560 */ 2561 linenr_T w_topline; /* buffer line number of the line at the 2562 top of the window */ 2563 #ifdef FEAT_AUTOCMD 2564 char w_topline_was_set; /* flag set to TRUE when topline is set, 2565 e.g. by winrestview() */ 2566 #endif 2567 #ifdef FEAT_DIFF 2568 int w_topfill; /* number of filler lines above w_topline */ 2569 int w_old_topfill; /* w_topfill at last redraw */ 2570 int w_botfill; /* TRUE when filler lines are actually 2571 below w_topline (at end of file) */ 2572 int w_old_botfill; /* w_botfill at last redraw */ 2573 #endif 2574 colnr_T w_leftcol; /* window column number of the left most 2575 character in the window; used when 2576 'wrap' is off */ 2577 colnr_T w_skipcol; /* starting column when a single line 2578 doesn't fit in the window */ 2579 2580 /* 2581 * Layout of the window in the screen. 2582 * May need to add "msg_scrolled" to "w_winrow" in rare situations. 2583 */ 2584 #ifdef FEAT_WINDOWS 2585 int w_winrow; /* first row of window in screen */ 2586 #endif 2587 int w_height; /* number of rows in window, excluding 2588 status/command line(s) */ 2589 #ifdef FEAT_WINDOWS 2590 int w_status_height; /* number of status lines (0 or 1) */ 2591 int w_wincol; /* Leftmost column of window in screen. 2592 use W_WINCOL() */ 2593 int w_width; /* Width of window, excluding separation. 2594 use W_WIDTH() */ 2595 int w_vsep_width; /* Number of separator columns (0 or 1). 2596 use W_VSEP_WIDTH() */ 2597 #endif 2598 2599 /* 2600 * === start of cached values ==== 2601 */ 2602 /* 2603 * Recomputing is minimized by storing the result of computations. 2604 * Use functions in screen.c to check if they are valid and to update. 2605 * w_valid is a bitfield of flags, which indicate if specific values are 2606 * valid or need to be recomputed. See screen.c for values. 2607 */ 2608 int w_valid; 2609 pos_T w_valid_cursor; /* last known position of w_cursor, used 2610 to adjust w_valid */ 2611 colnr_T w_valid_leftcol; /* last known w_leftcol */ 2612 2613 /* 2614 * w_cline_height is the number of physical lines taken by the buffer line 2615 * that the cursor is on. We use this to avoid extra calls to plines(). 2616 */ 2617 int w_cline_height; /* current size of cursor line */ 2618 #ifdef FEAT_FOLDING 2619 int w_cline_folded; /* cursor line is folded */ 2620 #endif 2621 2622 int w_cline_row; /* starting row of the cursor line */ 2623 2624 colnr_T w_virtcol; /* column number of the cursor in the 2625 buffer line, as opposed to the column 2626 number we're at on the screen. This 2627 makes a difference on lines which span 2628 more than one screen line or when 2629 w_leftcol is non-zero */ 2630 2631 /* 2632 * w_wrow and w_wcol specify the cursor position in the window. 2633 * This is related to positions in the window, not in the display or 2634 * buffer, thus w_wrow is relative to w_winrow. 2635 */ 2636 int w_wrow, w_wcol; /* cursor position in window */ 2637 2638 linenr_T w_botline; /* number of the line below the bottom of 2639 the window */ 2640 int w_empty_rows; /* number of ~ rows in window */ 2641 #ifdef FEAT_DIFF 2642 int w_filler_rows; /* number of filler rows at the end of the 2643 window */ 2644 #endif 2645 2646 /* 2647 * Info about the lines currently in the window is remembered to avoid 2648 * recomputing it every time. The allocated size of w_lines[] is Rows. 2649 * Only the w_lines_valid entries are actually valid. 2650 * When the display is up-to-date w_lines[0].wl_lnum is equal to w_topline 2651 * and w_lines[w_lines_valid - 1].wl_lnum is equal to w_botline. 2652 * Between changing text and updating the display w_lines[] represents 2653 * what is currently displayed. wl_valid is reset to indicated this. 2654 * This is used for efficient redrawing. 2655 */ 2656 int w_lines_valid; /* number of valid entries */ 2657 wline_T *w_lines; 2658 2659 #ifdef FEAT_FOLDING 2660 garray_T w_folds; /* array of nested folds */ 2661 char w_fold_manual; /* when TRUE: some folds are opened/closed 2662 manually */ 2663 char w_foldinvalid; /* when TRUE: folding needs to be 2664 recomputed */ 2665 #endif 2666 #ifdef FEAT_LINEBREAK 2667 int w_nrwidth; /* width of 'number' and 'relativenumber' 2668 column being used */ 2669 #endif 2670 2671 /* 2672 * === end of cached values === 2673 */ 2674 2675 int w_redr_type; /* type of redraw to be performed on win */ 2676 int w_upd_rows; /* number of window lines to update when 2677 w_redr_type is REDRAW_TOP */ 2678 linenr_T w_redraw_top; /* when != 0: first line needing redraw */ 2679 linenr_T w_redraw_bot; /* when != 0: last line needing redraw */ 2680 #ifdef FEAT_WINDOWS 2681 int w_redr_status; /* if TRUE status line must be redrawn */ 2682 #endif 2683 2684 #ifdef FEAT_CMDL_INFO 2685 /* remember what is shown in the ruler for this window (if 'ruler' set) */ 2686 pos_T w_ru_cursor; /* cursor position shown in ruler */ 2687 colnr_T w_ru_virtcol; /* virtcol shown in ruler */ 2688 linenr_T w_ru_topline; /* topline shown in ruler */ 2689 linenr_T w_ru_line_count; /* line count used for ruler */ 2690 # ifdef FEAT_DIFF 2691 int w_ru_topfill; /* topfill shown in ruler */ 2692 # endif 2693 char w_ru_empty; /* TRUE if ruler shows 0-1 (empty line) */ 2694 #endif 2695 2696 int w_alt_fnum; /* alternate file (for # and CTRL-^) */ 2697 2698 #ifdef FEAT_WINDOWS 2699 alist_T *w_alist; /* pointer to arglist for this window */ 2700 #endif 2701 int w_arg_idx; /* current index in argument list (can be 2702 out of range!) */ 2703 int w_arg_idx_invalid; /* editing another file than w_arg_idx */ 2704 2705 char_u *w_localdir; /* absolute path of local directory or 2706 NULL */ 2707 /* 2708 * Options local to a window. 2709 * They are local because they influence the layout of the window or 2710 * depend on the window layout. 2711 * There are two values: w_onebuf_opt is local to the buffer currently in 2712 * this window, w_allbuf_opt is for all buffers in this window. 2713 */ 2714 winopt_T w_onebuf_opt; 2715 winopt_T w_allbuf_opt; 2716 2717 /* A few options have local flags for P_INSECURE. */ 2718 #ifdef FEAT_STL_OPT 2719 long_u w_p_stl_flags; /* flags for 'statusline' */ 2720 #endif 2721 #ifdef FEAT_EVAL 2722 long_u w_p_fde_flags; /* flags for 'foldexpr' */ 2723 long_u w_p_fdt_flags; /* flags for 'foldtext' */ 2724 #endif 2725 #ifdef FEAT_SYN_HL 2726 int *w_p_cc_cols; /* array of columns to highlight or NULL */ 2727 #endif 2728 #ifdef FEAT_LINEBREAK 2729 int w_p_brimin; /* minimum width for breakindent */ 2730 int w_p_brishift; /* additional shift for breakindent */ 2731 int w_p_brisbr; /* sbr in 'briopt' */ 2732 #endif 2733 2734 /* transform a pointer to a "onebuf" option into a "allbuf" option */ 2735 #define GLOBAL_WO(p) ((char *)p + sizeof(winopt_T)) 2736 2737 #ifdef FEAT_SCROLLBIND 2738 long w_scbind_pos; 2739 #endif 2740 2741 #ifdef FEAT_EVAL 2742 dictitem_T w_winvar; /* variable for "w:" Dictionary */ 2743 dict_T *w_vars; /* internal variables, local to window */ 2744 #endif 2745 2746 #if defined(FEAT_RIGHTLEFT) && defined(FEAT_FKMAP) 2747 int w_farsi; /* for the window dependent Farsi functions */ 2748 #endif 2749 2750 /* 2751 * The w_prev_pcmark field is used to check whether we really did jump to 2752 * a new line after setting the w_pcmark. If not, then we revert to 2753 * using the previous w_pcmark. 2754 */ 2755 pos_T w_pcmark; /* previous context mark */ 2756 pos_T w_prev_pcmark; /* previous w_pcmark */ 2757 2758 #ifdef FEAT_JUMPLIST 2759 /* 2760 * the jumplist contains old cursor positions 2761 */ 2762 xfmark_T w_jumplist[JUMPLISTSIZE]; 2763 int w_jumplistlen; /* number of active entries */ 2764 int w_jumplistidx; /* current position */ 2765 2766 int w_changelistidx; /* current position in b_changelist */ 2767 #endif 2768 2769 #ifdef FEAT_SEARCH_EXTRA 2770 matchitem_T *w_match_head; /* head of match list */ 2771 int w_next_match_id; /* next match ID */ 2772 #endif 2773 2774 /* 2775 * the tagstack grows from 0 upwards: 2776 * entry 0: older 2777 * entry 1: newer 2778 * entry 2: newest 2779 */ 2780 taggy_T w_tagstack[TAGSTACKSIZE]; /* the tag stack */ 2781 int w_tagstackidx; /* idx just below active entry */ 2782 int w_tagstacklen; /* number of tags on stack */ 2783 2784 /* 2785 * w_fraction is the fractional row of the cursor within the window, from 2786 * 0 at the top row to FRACTION_MULT at the last row. 2787 * w_prev_fraction_row was the actual cursor row when w_fraction was last 2788 * calculated. 2789 */ 2790 int w_fraction; 2791 int w_prev_fraction_row; 2792 2793 #ifdef FEAT_GUI 2794 scrollbar_T w_scrollbars[2]; /* vert. Scrollbars for this window */ 2795 #endif 2796 #ifdef FEAT_LINEBREAK 2797 linenr_T w_nrwidth_line_count; /* line count when ml_nrwidth_width 2798 * was computed. */ 2799 long w_nuw_cached; /* 'numberwidth' option cached */ 2800 int w_nrwidth_width; /* nr of chars to print line count. */ 2801 #endif 2802 2803 #ifdef FEAT_QUICKFIX 2804 qf_info_T *w_llist; /* Location list for this window */ 2805 /* 2806 * Location list reference used in the location list window. 2807 * In a non-location list window, w_llist_ref is NULL. 2808 */ 2809 qf_info_T *w_llist_ref; 2810 #endif 2811 2812 2813 #ifdef FEAT_MZSCHEME 2814 void *w_mzscheme_ref; /* The MzScheme value for this window */ 2815 #endif 2816 2817 #ifdef FEAT_PERL 2818 void *w_perl_private; 2819 #endif 2820 2821 #ifdef FEAT_PYTHON 2822 void *w_python_ref; /* The Python value for this window */ 2823 #endif 2824 2825 #ifdef FEAT_PYTHON3 2826 void *w_python3_ref; /* The Python value for this window */ 2827 #endif 2828 2829 #ifdef FEAT_TCL 2830 void *w_tcl_ref; 2831 #endif 2832 2833 #ifdef FEAT_RUBY 2834 void *w_ruby_ref; 2835 #endif 2836 }; 2837 2838 /* 2839 * Arguments for operators. 2840 */ 2841 typedef struct oparg_S 2842 { 2843 int op_type; /* current pending operator type */ 2844 int regname; /* register to use for the operator */ 2845 int motion_type; /* type of the current cursor motion */ 2846 int motion_force; /* force motion type: 'v', 'V' or CTRL-V */ 2847 int use_reg_one; /* TRUE if delete uses reg 1 even when not 2848 linewise */ 2849 int inclusive; /* TRUE if char motion is inclusive (only 2850 valid when motion_type is MCHAR */ 2851 int end_adjusted; /* backuped b_op_end one char (only used by 2852 do_format()) */ 2853 pos_T start; /* start of the operator */ 2854 pos_T end; /* end of the operator */ 2855 pos_T cursor_start; /* cursor position before motion for "gw" */ 2856 2857 long line_count; /* number of lines from op_start to op_end 2858 (inclusive) */ 2859 int empty; /* op_start and op_end the same (only used by 2860 do_change()) */ 2861 int is_VIsual; /* operator on Visual area */ 2862 int block_mode; /* current operator is Visual block mode */ 2863 colnr_T start_vcol; /* start col for block mode operator */ 2864 colnr_T end_vcol; /* end col for block mode operator */ 2865 #ifdef FEAT_AUTOCMD 2866 long prev_opcount; /* ca.opcount saved for K_CURSORHOLD */ 2867 long prev_count0; /* ca.count0 saved for K_CURSORHOLD */ 2868 #endif 2869 } oparg_T; 2870 2871 /* 2872 * Arguments for Normal mode commands. 2873 */ 2874 typedef struct cmdarg_S 2875 { 2876 oparg_T *oap; /* Operator arguments */ 2877 int prechar; /* prefix character (optional, always 'g') */ 2878 int cmdchar; /* command character */ 2879 int nchar; /* next command character (optional) */ 2880 #ifdef FEAT_MBYTE 2881 int ncharC1; /* first composing character (optional) */ 2882 int ncharC2; /* second composing character (optional) */ 2883 #endif 2884 int extra_char; /* yet another character (optional) */ 2885 long opcount; /* count before an operator */ 2886 long count0; /* count before command, default 0 */ 2887 long count1; /* count before command, default 1 */ 2888 int arg; /* extra argument from nv_cmds[] */ 2889 int retval; /* return: CA_* values */ 2890 char_u *searchbuf; /* return: pointer to search pattern or NULL */ 2891 } cmdarg_T; 2892 2893 /* values for retval: */ 2894 #define CA_COMMAND_BUSY 1 /* skip restarting edit() once */ 2895 #define CA_NO_ADJ_OP_END 2 /* don't adjust operator end */ 2896 2897 #ifdef CURSOR_SHAPE 2898 /* 2899 * struct to store values from 'guicursor' and 'mouseshape' 2900 */ 2901 /* Indexes in shape_table[] */ 2902 #define SHAPE_IDX_N 0 /* Normal mode */ 2903 #define SHAPE_IDX_V 1 /* Visual mode */ 2904 #define SHAPE_IDX_I 2 /* Insert mode */ 2905 #define SHAPE_IDX_R 3 /* Replace mode */ 2906 #define SHAPE_IDX_C 4 /* Command line Normal mode */ 2907 #define SHAPE_IDX_CI 5 /* Command line Insert mode */ 2908 #define SHAPE_IDX_CR 6 /* Command line Replace mode */ 2909 #define SHAPE_IDX_O 7 /* Operator-pending mode */ 2910 #define SHAPE_IDX_VE 8 /* Visual mode with 'selection' exclusive */ 2911 #define SHAPE_IDX_CLINE 9 /* On command line */ 2912 #define SHAPE_IDX_STATUS 10 /* A status line */ 2913 #define SHAPE_IDX_SDRAG 11 /* dragging a status line */ 2914 #define SHAPE_IDX_VSEP 12 /* A vertical separator line */ 2915 #define SHAPE_IDX_VDRAG 13 /* dragging a vertical separator line */ 2916 #define SHAPE_IDX_MORE 14 /* Hit-return or More */ 2917 #define SHAPE_IDX_MOREL 15 /* Hit-return or More in last line */ 2918 #define SHAPE_IDX_SM 16 /* showing matching paren */ 2919 #define SHAPE_IDX_COUNT 17 2920 2921 #define SHAPE_BLOCK 0 /* block cursor */ 2922 #define SHAPE_HOR 1 /* horizontal bar cursor */ 2923 #define SHAPE_VER 2 /* vertical bar cursor */ 2924 2925 #define MSHAPE_NUMBERED 1000 /* offset for shapes identified by number */ 2926 #define MSHAPE_HIDE 1 /* hide mouse pointer */ 2927 2928 #define SHAPE_MOUSE 1 /* used for mouse pointer shape */ 2929 #define SHAPE_CURSOR 2 /* used for text cursor shape */ 2930 2931 typedef struct cursor_entry 2932 { 2933 int shape; /* one of the SHAPE_ defines */ 2934 int mshape; /* one of the MSHAPE defines */ 2935 int percentage; /* percentage of cell for bar */ 2936 long blinkwait; /* blinking, wait time before blinking starts */ 2937 long blinkon; /* blinking, on time */ 2938 long blinkoff; /* blinking, off time */ 2939 int id; /* highlight group ID */ 2940 int id_lm; /* highlight group ID for :lmap mode */ 2941 char *name; /* mode name (fixed) */ 2942 char used_for; /* SHAPE_MOUSE and/or SHAPE_CURSOR */ 2943 } cursorentry_T; 2944 #endif /* CURSOR_SHAPE */ 2945 2946 #ifdef FEAT_MENU 2947 2948 /* Indices into vimmenu_T->strings[] and vimmenu_T->noremap[] for each mode */ 2949 #define MENU_INDEX_INVALID -1 2950 #define MENU_INDEX_NORMAL 0 2951 #define MENU_INDEX_VISUAL 1 2952 #define MENU_INDEX_SELECT 2 2953 #define MENU_INDEX_OP_PENDING 3 2954 #define MENU_INDEX_INSERT 4 2955 #define MENU_INDEX_CMDLINE 5 2956 #define MENU_INDEX_TIP 6 2957 #define MENU_MODES 7 2958 2959 /* Menu modes */ 2960 #define MENU_NORMAL_MODE (1 << MENU_INDEX_NORMAL) 2961 #define MENU_VISUAL_MODE (1 << MENU_INDEX_VISUAL) 2962 #define MENU_SELECT_MODE (1 << MENU_INDEX_SELECT) 2963 #define MENU_OP_PENDING_MODE (1 << MENU_INDEX_OP_PENDING) 2964 #define MENU_INSERT_MODE (1 << MENU_INDEX_INSERT) 2965 #define MENU_CMDLINE_MODE (1 << MENU_INDEX_CMDLINE) 2966 #define MENU_TIP_MODE (1 << MENU_INDEX_TIP) 2967 #define MENU_ALL_MODES ((1 << MENU_INDEX_TIP) - 1) 2968 /*note MENU_INDEX_TIP is not a 'real' mode*/ 2969 2970 /* Start a menu name with this to not include it on the main menu bar */ 2971 #define MNU_HIDDEN_CHAR ']' 2972 2973 typedef struct VimMenu vimmenu_T; 2974 2975 struct VimMenu 2976 { 2977 int modes; /* Which modes is this menu visible for? */ 2978 int enabled; /* for which modes the menu is enabled */ 2979 char_u *name; /* Name of menu, possibly translated */ 2980 char_u *dname; /* Displayed Name ("name" without '&') */ 2981 #ifdef FEAT_MULTI_LANG 2982 char_u *en_name; /* "name" untranslated, NULL when "name" 2983 * was not translated */ 2984 char_u *en_dname; /* "dname" untranslated, NULL when "dname" 2985 * was not translated */ 2986 #endif 2987 int mnemonic; /* mnemonic key (after '&') */ 2988 char_u *actext; /* accelerator text (after TAB) */ 2989 int priority; /* Menu order priority */ 2990 #ifdef FEAT_GUI 2991 void (*cb)(vimmenu_T *); /* Call-back routine */ 2992 #endif 2993 #ifdef FEAT_TOOLBAR 2994 char_u *iconfile; /* name of file for icon or NULL */ 2995 int iconidx; /* icon index (-1 if not set) */ 2996 int icon_builtin; /* icon names is BuiltIn{nr} */ 2997 #endif 2998 char_u *strings[MENU_MODES]; /* Mapped string for each mode */ 2999 int noremap[MENU_MODES]; /* A REMAP_ flag for each mode */ 3000 char silent[MENU_MODES]; /* A silent flag for each mode */ 3001 vimmenu_T *children; /* Children of sub-menu */ 3002 vimmenu_T *parent; /* Parent of menu */ 3003 vimmenu_T *next; /* Next item in menu */ 3004 #ifdef FEAT_GUI_X11 3005 Widget id; /* Manage this to enable item */ 3006 Widget submenu_id; /* If this is submenu, add children here */ 3007 #endif 3008 #ifdef FEAT_GUI_GTK 3009 GtkWidget *id; /* Manage this to enable item */ 3010 GtkWidget *submenu_id; /* If this is submenu, add children here */ 3011 # if defined(GTK_CHECK_VERSION) && !GTK_CHECK_VERSION(3,4,0) 3012 GtkWidget *tearoff_handle; 3013 # endif 3014 GtkWidget *label; /* Used by "set wak=" code. */ 3015 #endif 3016 #ifdef FEAT_GUI_MOTIF 3017 int sensitive; /* turn button on/off */ 3018 char **xpm; /* pixmap data */ 3019 char *xpm_fname; /* file with pixmap data */ 3020 #endif 3021 #ifdef FEAT_GUI_ATHENA 3022 Pixmap image; /* Toolbar image */ 3023 #endif 3024 #ifdef FEAT_BEVAL_TIP 3025 BalloonEval *tip; /* tooltip for this menu item */ 3026 #endif 3027 #ifdef FEAT_GUI_W32 3028 UINT id; /* Id of menu item */ 3029 HMENU submenu_id; /* If this is submenu, add children here */ 3030 HWND tearoff_handle; /* hWnd of tearoff if created */ 3031 #endif 3032 #ifdef FEAT_GUI_MAC 3033 /* MenuHandle id; */ 3034 /* short index; */ /* the item index within the father menu */ 3035 short menu_id; /* the menu id to which this item belong */ 3036 short submenu_id; /* the menu id of the children (could be 3037 get through some tricks) */ 3038 MenuHandle menu_handle; 3039 MenuHandle submenu_handle; 3040 #endif 3041 #ifdef FEAT_GUI_PHOTON 3042 PtWidget_t *id; 3043 PtWidget_t *submenu_id; 3044 #endif 3045 }; 3046 #else 3047 /* For generating prototypes when FEAT_MENU isn't defined. */ 3048 typedef int vimmenu_T; 3049 3050 #endif /* FEAT_MENU */ 3051 3052 /* 3053 * Struct to save values in before executing autocommands for a buffer that is 3054 * not the current buffer. Without FEAT_AUTOCMD only "curbuf" is remembered. 3055 */ 3056 typedef struct 3057 { 3058 buf_T *save_curbuf; /* saved curbuf */ 3059 #ifdef FEAT_AUTOCMD 3060 int use_aucmd_win; /* using aucmd_win */ 3061 win_T *save_curwin; /* saved curwin */ 3062 win_T *new_curwin; /* new curwin */ 3063 bufref_T new_curbuf; /* new curbuf */ 3064 char_u *globaldir; /* saved value of globaldir */ 3065 #endif 3066 } aco_save_T; 3067 3068 /* 3069 * Generic option table item, only used for printer at the moment. 3070 */ 3071 typedef struct 3072 { 3073 const char *name; 3074 int hasnum; 3075 long number; 3076 char_u *string; /* points into option string */ 3077 int strlen; 3078 int present; 3079 } option_table_T; 3080 3081 /* 3082 * Structure to hold printing color and font attributes. 3083 */ 3084 typedef struct 3085 { 3086 long_u fg_color; 3087 long_u bg_color; 3088 int bold; 3089 int italic; 3090 int underline; 3091 int undercurl; 3092 } prt_text_attr_T; 3093 3094 /* 3095 * Structure passed back to the generic printer code. 3096 */ 3097 typedef struct 3098 { 3099 int n_collated_copies; 3100 int n_uncollated_copies; 3101 int duplex; 3102 int chars_per_line; 3103 int lines_per_page; 3104 int has_color; 3105 prt_text_attr_T number; 3106 #ifdef FEAT_SYN_HL 3107 int modec; 3108 int do_syntax; 3109 #endif 3110 int user_abort; 3111 char_u *jobname; 3112 #ifdef FEAT_POSTSCRIPT 3113 char_u *outfile; 3114 char_u *arguments; 3115 #endif 3116 } prt_settings_T; 3117 3118 #define PRINT_NUMBER_WIDTH 8 3119 3120 /* 3121 * Used for popup menu items. 3122 */ 3123 typedef struct 3124 { 3125 char_u *pum_text; /* main menu text */ 3126 char_u *pum_kind; /* extra kind text (may be truncated) */ 3127 char_u *pum_extra; /* extra menu text (may be truncated) */ 3128 char_u *pum_info; /* extra info */ 3129 } pumitem_T; 3130 3131 /* 3132 * Structure used for get_tagfname(). 3133 */ 3134 typedef struct 3135 { 3136 char_u *tn_tags; /* value of 'tags' when starting */ 3137 char_u *tn_np; /* current position in tn_tags */ 3138 int tn_did_filefind_init; 3139 int tn_hf_idx; 3140 void *tn_search_ctx; 3141 } tagname_T; 3142 3143 /* 3144 * Array indexes used for cptext argument of ins_compl_add(). 3145 */ 3146 #define CPT_ABBR 0 /* "abbr" */ 3147 #define CPT_MENU 1 /* "menu" */ 3148 #define CPT_KIND 2 /* "kind" */ 3149 #define CPT_INFO 3 /* "info" */ 3150 #define CPT_COUNT 4 /* Number of entries */ 3151 3152 typedef struct { 3153 UINT32_T total[2]; 3154 UINT32_T state[8]; 3155 char_u buffer[64]; 3156 } context_sha256_T; 3157 3158 /* 3159 * Structure used for reading in json_decode(). 3160 */ 3161 struct js_reader 3162 { 3163 char_u *js_buf; /* text to be decoded */ 3164 char_u *js_end; /* NUL in js_buf */ 3165 int js_used; /* bytes used from js_buf */ 3166 int (*js_fill)(struct js_reader *); 3167 /* function to fill the buffer or NULL; 3168 * return TRUE when the buffer was filled */ 3169 void *js_cookie; /* can be used by js_fill */ 3170 int js_cookie_arg; /* can be used by js_fill */ 3171 }; 3172 typedef struct js_reader js_read_T; 3173 3174 typedef struct timer_S timer_T; 3175 struct timer_S 3176 { 3177 long tr_id; 3178 #ifdef FEAT_TIMERS 3179 timer_T *tr_next; 3180 timer_T *tr_prev; 3181 proftime_T tr_due; /* when the callback is to be invoked */ 3182 char tr_firing; /* when TRUE callback is being called */ 3183 char tr_paused; /* when TRUE callback is not invoked */ 3184 int tr_repeat; /* number of times to repeat, -1 forever */ 3185 long tr_interval; /* msec */ 3186 char_u *tr_callback; /* allocated */ 3187 partial_T *tr_partial; 3188 #endif 3189 }; 3190 3191 /* Maximum number of commands from + or -c arguments. */ 3192 #define MAX_ARG_CMDS 10 3193 3194 /* values for "window_layout" */ 3195 #define WIN_HOR 1 /* "-o" horizontally split windows */ 3196 #define WIN_VER 2 /* "-O" vertically split windows */ 3197 #define WIN_TABS 3 /* "-p" windows on tab pages */ 3198 3199 /* Struct for various parameters passed between main() and other functions. */ 3200 typedef struct 3201 { 3202 int argc; 3203 char **argv; 3204 3205 char_u *fname; /* first file to edit */ 3206 3207 int evim_mode; /* started as "evim" */ 3208 char_u *use_vimrc; /* vimrc from -u argument */ 3209 3210 int n_commands; /* no. of commands from + or -c */ 3211 char_u *commands[MAX_ARG_CMDS]; /* commands from + or -c arg. */ 3212 char_u cmds_tofree[MAX_ARG_CMDS]; /* commands that need free() */ 3213 int n_pre_commands; /* no. of commands from --cmd */ 3214 char_u *pre_commands[MAX_ARG_CMDS]; /* commands from --cmd argument */ 3215 3216 int edit_type; /* type of editing to do */ 3217 char_u *tagname; /* tag from -t argument */ 3218 #ifdef FEAT_QUICKFIX 3219 char_u *use_ef; /* 'errorfile' from -q argument */ 3220 #endif 3221 3222 int want_full_screen; 3223 int stdout_isatty; /* is stdout a terminal? */ 3224 int not_a_term; /* no warning for missing term? */ 3225 char_u *term; /* specified terminal name */ 3226 #ifdef FEAT_CRYPT 3227 int ask_for_key; /* -x argument */ 3228 #endif 3229 int no_swap_file; /* "-n" argument used */ 3230 #ifdef FEAT_EVAL 3231 int use_debug_break_level; 3232 #endif 3233 #ifdef FEAT_WINDOWS 3234 int window_count; /* number of windows to use */ 3235 int window_layout; /* 0, WIN_HOR, WIN_VER or WIN_TABS */ 3236 #endif 3237 3238 #ifdef FEAT_CLIENTSERVER 3239 int serverArg; /* TRUE when argument for a server */ 3240 char_u *serverName_arg; /* cmdline arg for server name */ 3241 char_u *serverStr; /* remote server command */ 3242 char_u *serverStrEnc; /* encoding of serverStr */ 3243 char_u *servername; /* allocated name for our server */ 3244 #endif 3245 #if !defined(UNIX) 3246 # define EXPAND_FILENAMES 3247 int literal; /* don't expand file names */ 3248 #endif 3249 #ifdef MSWIN 3250 int full_path; /* file name argument was full path */ 3251 #endif 3252 #ifdef FEAT_DIFF 3253 int diff_mode; /* start with 'diff' set */ 3254 #endif 3255 } mparm_T; 3256 3257 /* 3258 * Structure returned by get_lval() and used by set_var_lval(). 3259 * For a plain name: 3260 * "name" points to the variable name. 3261 * "exp_name" is NULL. 3262 * "tv" is NULL 3263 * For a magic braces name: 3264 * "name" points to the expanded variable name. 3265 * "exp_name" is non-NULL, to be freed later. 3266 * "tv" is NULL 3267 * For an index in a list: 3268 * "name" points to the (expanded) variable name. 3269 * "exp_name" NULL or non-NULL, to be freed later. 3270 * "tv" points to the (first) list item value 3271 * "li" points to the (first) list item 3272 * "range", "n1", "n2" and "empty2" indicate what items are used. 3273 * For an existing Dict item: 3274 * "name" points to the (expanded) variable name. 3275 * "exp_name" NULL or non-NULL, to be freed later. 3276 * "tv" points to the dict item value 3277 * "newkey" is NULL 3278 * For a non-existing Dict item: 3279 * "name" points to the (expanded) variable name. 3280 * "exp_name" NULL or non-NULL, to be freed later. 3281 * "tv" points to the Dictionary typval_T 3282 * "newkey" is the key for the new item. 3283 */ 3284 typedef struct lval_S 3285 { 3286 char_u *ll_name; /* start of variable name (can be NULL) */ 3287 char_u *ll_exp_name; /* NULL or expanded name in allocated memory. */ 3288 typval_T *ll_tv; /* Typeval of item being used. If "newkey" 3289 isn't NULL it's the Dict to which to add 3290 the item. */ 3291 listitem_T *ll_li; /* The list item or NULL. */ 3292 list_T *ll_list; /* The list or NULL. */ 3293 int ll_range; /* TRUE when a [i:j] range was used */ 3294 long ll_n1; /* First index for list */ 3295 long ll_n2; /* Second index for list range */ 3296 int ll_empty2; /* Second index is empty: [i:] */ 3297 dict_T *ll_dict; /* The Dictionary or NULL */ 3298 dictitem_T *ll_di; /* The dictitem or NULL */ 3299 char_u *ll_newkey; /* New key for Dict in alloc. mem or NULL. */ 3300 } lval_T; 3301