1 /* vi:set ts=8 sts=4 sw=4: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 */ 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 /* 73 * This is here because regexp.h needs pos_T and below regprog_T is used. 74 */ 75 #include "regexp.h" 76 77 /* 78 * This is here because gui.h needs the pos_T and win_T, and win_T needs gui.h 79 * for scrollbar_T. 80 */ 81 #ifdef FEAT_GUI 82 # include "gui.h" 83 #else 84 # ifdef FEAT_XCLIPBOARD 85 # include <X11/Intrinsic.h> 86 # endif 87 # define guicolor_T int /* avoid error in prototypes */ 88 #endif 89 90 /* 91 * marks: positions in a file 92 * (a normal mark is a lnum/col pair, the same as a file position) 93 */ 94 95 /* (Note: for EBCDIC there are more than 26, because there are gaps in the 96 * alphabet coding. To minimize changes to the code, I decided to just 97 * increase the number of possible marks. */ 98 #define NMARKS ('z' - 'a' + 1) /* max. # of named marks */ 99 #define JUMPLISTSIZE 100 /* max. # of marks in jump list */ 100 #define TAGSTACKSIZE 20 /* max. # of tags in tag stack */ 101 102 typedef struct filemark 103 { 104 pos_T mark; /* cursor position */ 105 int fnum; /* file number */ 106 } fmark_T; 107 108 /* Xtended file mark: also has a file name */ 109 typedef struct xfilemark 110 { 111 fmark_T fmark; 112 char_u *fname; /* file name, used when fnum == 0 */ 113 } xfmark_T; 114 115 /* 116 * The taggy struct is used to store the information about a :tag command. 117 */ 118 typedef struct taggy 119 { 120 char_u *tagname; /* tag name */ 121 fmark_T fmark; /* cursor position BEFORE ":tag" */ 122 int cur_match; /* match number */ 123 int cur_fnum; /* buffer number used for cur_match */ 124 } taggy_T; 125 126 /* 127 * Structure that contains all options that are local to a window. 128 * Used twice in a window: for the current buffer and for all buffers. 129 * Also used in wininfo_T. 130 */ 131 typedef struct 132 { 133 #ifdef FEAT_ARABIC 134 int wo_arab; 135 # define w_p_arab w_onebuf_opt.wo_arab /* 'arabic' */ 136 #endif 137 #ifdef FEAT_LINEBREAK 138 int wo_bri; 139 # define w_p_bri w_onebuf_opt.wo_bri /* 'breakindent' */ 140 char_u *wo_briopt; 141 # define w_p_briopt w_onebuf_opt.wo_briopt /* 'breakindentopt' */ 142 #endif 143 #ifdef FEAT_DIFF 144 int wo_diff; 145 # define w_p_diff w_onebuf_opt.wo_diff /* 'diff' */ 146 #endif 147 #ifdef FEAT_FOLDING 148 long wo_fdc; 149 # define w_p_fdc w_onebuf_opt.wo_fdc /* 'foldcolumn' */ 150 int wo_fdc_save; 151 # define w_p_fdc_save w_onebuf_opt.wo_fdc_save /* 'foldenable' saved for diff mode */ 152 int wo_fen; 153 # define w_p_fen w_onebuf_opt.wo_fen /* 'foldenable' */ 154 int wo_fen_save; 155 # define w_p_fen_save w_onebuf_opt.wo_fen_save /* 'foldenable' saved for diff mode */ 156 char_u *wo_fdi; 157 # define w_p_fdi w_onebuf_opt.wo_fdi /* 'foldignore' */ 158 long wo_fdl; 159 # define w_p_fdl w_onebuf_opt.wo_fdl /* 'foldlevel' */ 160 int wo_fdl_save; 161 # define w_p_fdl_save w_onebuf_opt.wo_fdl_save /* 'foldlevel' state saved for diff mode */ 162 char_u *wo_fdm; 163 # define w_p_fdm w_onebuf_opt.wo_fdm /* 'foldmethod' */ 164 char_u *wo_fdm_save; 165 # define w_p_fdm_save w_onebuf_opt.wo_fdm_save /* 'fdm' saved for diff mode */ 166 long wo_fml; 167 # define w_p_fml w_onebuf_opt.wo_fml /* 'foldminlines' */ 168 long wo_fdn; 169 # define w_p_fdn w_onebuf_opt.wo_fdn /* 'foldnestmax' */ 170 # ifdef FEAT_EVAL 171 char_u *wo_fde; 172 # define w_p_fde w_onebuf_opt.wo_fde /* 'foldexpr' */ 173 char_u *wo_fdt; 174 # define w_p_fdt w_onebuf_opt.wo_fdt /* 'foldtext' */ 175 # endif 176 char_u *wo_fmr; 177 # define w_p_fmr w_onebuf_opt.wo_fmr /* 'foldmarker' */ 178 #endif 179 #ifdef FEAT_LINEBREAK 180 int wo_lbr; 181 # define w_p_lbr w_onebuf_opt.wo_lbr /* 'linebreak' */ 182 #endif 183 int wo_list; 184 #define w_p_list w_onebuf_opt.wo_list /* 'list' */ 185 int wo_nu; 186 #define w_p_nu w_onebuf_opt.wo_nu /* 'number' */ 187 int wo_rnu; 188 #define w_p_rnu w_onebuf_opt.wo_rnu /* 'relativenumber' */ 189 #ifdef FEAT_LINEBREAK 190 long wo_nuw; 191 # define w_p_nuw w_onebuf_opt.wo_nuw /* 'numberwidth' */ 192 #endif 193 #if defined(FEAT_WINDOWS) 194 int wo_wfh; 195 # define w_p_wfh w_onebuf_opt.wo_wfh /* 'winfixheight' */ 196 int wo_wfw; 197 # define w_p_wfw w_onebuf_opt.wo_wfw /* 'winfixwidth' */ 198 #endif 199 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) 200 int wo_pvw; 201 # define w_p_pvw w_onebuf_opt.wo_pvw /* 'previewwindow' */ 202 #endif 203 #ifdef FEAT_RIGHTLEFT 204 int wo_rl; 205 # define w_p_rl w_onebuf_opt.wo_rl /* 'rightleft' */ 206 char_u *wo_rlc; 207 # define w_p_rlc w_onebuf_opt.wo_rlc /* 'rightleftcmd' */ 208 #endif 209 long wo_scr; 210 #define w_p_scr w_onebuf_opt.wo_scr /* 'scroll' */ 211 #ifdef FEAT_SPELL 212 int wo_spell; 213 # define w_p_spell w_onebuf_opt.wo_spell /* 'spell' */ 214 #endif 215 #ifdef FEAT_SYN_HL 216 int wo_cuc; 217 # define w_p_cuc w_onebuf_opt.wo_cuc /* 'cursorcolumn' */ 218 int wo_cul; 219 # define w_p_cul w_onebuf_opt.wo_cul /* 'cursorline' */ 220 char_u *wo_cc; 221 # define w_p_cc w_onebuf_opt.wo_cc /* 'colorcolumn' */ 222 #endif 223 #ifdef FEAT_STL_OPT 224 char_u *wo_stl; 225 #define w_p_stl w_onebuf_opt.wo_stl /* 'statusline' */ 226 #endif 227 #ifdef FEAT_SCROLLBIND 228 int wo_scb; 229 # define w_p_scb w_onebuf_opt.wo_scb /* 'scrollbind' */ 230 int wo_diff_saved; /* options were saved for starting diff mode */ 231 # define w_p_diff_saved w_onebuf_opt.wo_diff_saved 232 int wo_scb_save; /* 'scrollbind' saved for diff mode*/ 233 # define w_p_scb_save w_onebuf_opt.wo_scb_save 234 #endif 235 int wo_wrap; 236 #define w_p_wrap w_onebuf_opt.wo_wrap /* 'wrap' */ 237 #ifdef FEAT_DIFF 238 int wo_wrap_save; /* 'wrap' state saved for diff mode*/ 239 # define w_p_wrap_save w_onebuf_opt.wo_wrap_save 240 #endif 241 #ifdef FEAT_CONCEAL 242 char_u *wo_cocu; /* 'concealcursor' */ 243 # define w_p_cocu w_onebuf_opt.wo_cocu 244 long wo_cole; /* 'conceallevel' */ 245 # define w_p_cole w_onebuf_opt.wo_cole 246 #endif 247 #ifdef FEAT_CURSORBIND 248 int wo_crb; 249 # define w_p_crb w_onebuf_opt.wo_crb /* 'cursorbind' */ 250 int wo_crb_save; /* 'cursorbind' state saved for diff mode*/ 251 # define w_p_crb_save w_onebuf_opt.wo_crb_save 252 #endif 253 254 #ifdef FEAT_EVAL 255 int wo_scriptID[WV_COUNT]; /* SIDs for window-local options */ 256 # define w_p_scriptID w_onebuf_opt.wo_scriptID 257 #endif 258 } winopt_T; 259 260 /* 261 * Window info stored with a buffer. 262 * 263 * Two types of info are kept for a buffer which are associated with a 264 * specific window: 265 * 1. Each window can have a different line number associated with a buffer. 266 * 2. The window-local options for a buffer work in a similar way. 267 * The window-info is kept in a list at b_wininfo. It is kept in 268 * most-recently-used order. 269 */ 270 struct wininfo_S 271 { 272 wininfo_T *wi_next; /* next entry or NULL for last entry */ 273 wininfo_T *wi_prev; /* previous entry or NULL for first entry */ 274 win_T *wi_win; /* pointer to window that did set wi_fpos */ 275 pos_T wi_fpos; /* last cursor position in the file */ 276 int wi_optset; /* TRUE when wi_opt has useful values */ 277 winopt_T wi_opt; /* local window options */ 278 #ifdef FEAT_FOLDING 279 int wi_fold_manual; /* copy of w_fold_manual */ 280 garray_T wi_folds; /* clone of w_folds */ 281 #endif 282 }; 283 284 /* 285 * Info used to pass info about a fold from the fold-detection code to the 286 * code that displays the foldcolumn. 287 */ 288 typedef struct foldinfo 289 { 290 int fi_level; /* level of the fold; when this is zero the 291 other fields are invalid */ 292 int fi_lnum; /* line number where fold starts */ 293 int fi_low_level; /* lowest fold level that starts in the same 294 line */ 295 } foldinfo_T; 296 297 /* Structure to store info about the Visual area. */ 298 typedef struct 299 { 300 pos_T vi_start; /* start pos of last VIsual */ 301 pos_T vi_end; /* end position of last VIsual */ 302 int vi_mode; /* VIsual_mode of last VIsual */ 303 colnr_T vi_curswant; /* MAXCOL from w_curswant */ 304 } visualinfo_T; 305 306 /* 307 * structures used for undo 308 */ 309 310 typedef struct u_entry u_entry_T; 311 typedef struct u_header u_header_T; 312 struct u_entry 313 { 314 u_entry_T *ue_next; /* pointer to next entry in list */ 315 linenr_T ue_top; /* number of line above undo block */ 316 linenr_T ue_bot; /* number of line below undo block */ 317 linenr_T ue_lcount; /* linecount when u_save called */ 318 char_u **ue_array; /* array of lines in undo block */ 319 long ue_size; /* number of lines in ue_array */ 320 #ifdef U_DEBUG 321 int ue_magic; /* magic number to check allocation */ 322 #endif 323 }; 324 325 struct u_header 326 { 327 /* The following have a pointer and a number. The number is used when 328 * reading the undo file in u_read_undo() */ 329 union { 330 u_header_T *ptr; /* pointer to next undo header in list */ 331 long seq; 332 } uh_next; 333 union { 334 u_header_T *ptr; /* pointer to previous header in list */ 335 long seq; 336 } uh_prev; 337 union { 338 u_header_T *ptr; /* pointer to next header for alt. redo */ 339 long seq; 340 } uh_alt_next; 341 union { 342 u_header_T *ptr; /* pointer to previous header for alt. redo */ 343 long seq; 344 } uh_alt_prev; 345 long uh_seq; /* sequence number, higher == newer undo */ 346 int uh_walk; /* used by undo_time() */ 347 u_entry_T *uh_entry; /* pointer to first entry */ 348 u_entry_T *uh_getbot_entry; /* pointer to where ue_bot must be set */ 349 pos_T uh_cursor; /* cursor position before saving */ 350 #ifdef FEAT_VIRTUALEDIT 351 long uh_cursor_vcol; 352 #endif 353 int uh_flags; /* see below */ 354 pos_T uh_namedm[NMARKS]; /* marks before undo/after redo */ 355 visualinfo_T uh_visual; /* Visual areas before undo/after redo */ 356 time_t uh_time; /* timestamp when the change was made */ 357 long uh_save_nr; /* set when the file was saved after the 358 changes in this block */ 359 #ifdef U_DEBUG 360 int uh_magic; /* magic number to check allocation */ 361 #endif 362 }; 363 364 /* values for uh_flags */ 365 #define UH_CHANGED 0x01 /* b_changed flag before undo/after redo */ 366 #define UH_EMPTYBUF 0x02 /* buffer was empty */ 367 368 /* 369 * structures used in undo.c 370 */ 371 #if VIM_SIZEOF_INT > 2 372 # define ALIGN_LONG /* longword alignment and use filler byte */ 373 # define ALIGN_SIZE (sizeof(long)) 374 #else 375 # define ALIGN_SIZE (sizeof(short)) 376 #endif 377 378 #define ALIGN_MASK (ALIGN_SIZE - 1) 379 380 typedef struct m_info minfo_T; 381 382 /* 383 * structure used to link chunks in one of the free chunk lists. 384 */ 385 struct m_info 386 { 387 #ifdef ALIGN_LONG 388 long_u m_size; /* size of the chunk (including m_info) */ 389 #else 390 short_u m_size; /* size of the chunk (including m_info) */ 391 #endif 392 minfo_T *m_next; /* pointer to next free chunk in the list */ 393 }; 394 395 /* 396 * things used in memfile.c 397 */ 398 399 typedef struct block_hdr bhdr_T; 400 typedef struct memfile memfile_T; 401 typedef long blocknr_T; 402 403 /* 404 * mf_hashtab_T is a chained hashtable with blocknr_T key and arbitrary 405 * structures as items. This is an intrusive data structure: we require 406 * that items begin with mf_hashitem_T which contains the key and linked 407 * list pointers. List of items in each bucket is doubly-linked. 408 */ 409 410 typedef struct mf_hashitem_S mf_hashitem_T; 411 412 struct mf_hashitem_S 413 { 414 mf_hashitem_T *mhi_next; 415 mf_hashitem_T *mhi_prev; 416 blocknr_T mhi_key; 417 }; 418 419 #define MHT_INIT_SIZE 64 420 421 typedef struct mf_hashtab_S 422 { 423 long_u mht_mask; /* mask used for hash value (nr of items 424 * in array is "mht_mask" + 1) */ 425 long_u mht_count; /* nr of items inserted into hashtable */ 426 mf_hashitem_T **mht_buckets; /* points to mht_small_buckets or 427 *dynamically allocated array */ 428 mf_hashitem_T *mht_small_buckets[MHT_INIT_SIZE]; /* initial buckets */ 429 char mht_fixed; /* non-zero value forbids growth */ 430 } mf_hashtab_T; 431 432 /* 433 * for each (previously) used block in the memfile there is one block header. 434 * 435 * The block may be linked in the used list OR in the free list. 436 * The used blocks are also kept in hash lists. 437 * 438 * The used list is a doubly linked list, most recently used block first. 439 * The blocks in the used list have a block of memory allocated. 440 * mf_used_count is the number of pages in the used list. 441 * The hash lists are used to quickly find a block in the used list. 442 * The free list is a single linked list, not sorted. 443 * The blocks in the free list have no block of memory allocated and 444 * the contents of the block in the file (if any) is irrelevant. 445 */ 446 447 struct block_hdr 448 { 449 mf_hashitem_T bh_hashitem; /* header for hash table and key */ 450 #define bh_bnum bh_hashitem.mhi_key /* block number, part of bh_hashitem */ 451 452 bhdr_T *bh_next; /* next block_hdr in free or used list */ 453 bhdr_T *bh_prev; /* previous block_hdr in used list */ 454 char_u *bh_data; /* pointer to memory (for used block) */ 455 int bh_page_count; /* number of pages in this block */ 456 457 #define BH_DIRTY 1 458 #define BH_LOCKED 2 459 char bh_flags; /* BH_DIRTY or BH_LOCKED */ 460 }; 461 462 /* 463 * when a block with a negative number is flushed to the file, it gets 464 * a positive number. Because the reference to the block is still the negative 465 * number, we remember the translation to the new positive number in the 466 * double linked trans lists. The structure is the same as the hash lists. 467 */ 468 typedef struct nr_trans NR_TRANS; 469 470 struct nr_trans 471 { 472 mf_hashitem_T nt_hashitem; /* header for hash table and key */ 473 #define nt_old_bnum nt_hashitem.mhi_key /* old, negative, number */ 474 475 blocknr_T nt_new_bnum; /* new, positive, number */ 476 }; 477 478 479 typedef struct buffblock buffblock_T; 480 typedef struct buffheader buffheader_T; 481 482 /* 483 * structure used to store one block of the stuff/redo/recording buffers 484 */ 485 struct buffblock 486 { 487 buffblock_T *b_next; /* pointer to next buffblock */ 488 char_u b_str[1]; /* contents (actually longer) */ 489 }; 490 491 /* 492 * header used for the stuff buffer and the redo buffer 493 */ 494 struct buffheader 495 { 496 buffblock_T bh_first; /* first (dummy) block of list */ 497 buffblock_T *bh_curr; /* buffblock for appending */ 498 int bh_index; /* index for reading */ 499 int bh_space; /* space in bh_curr for appending */ 500 }; 501 502 /* 503 * used for completion on the command line 504 */ 505 typedef struct expand 506 { 507 int xp_context; /* type of expansion */ 508 char_u *xp_pattern; /* start of item to expand */ 509 int xp_pattern_len; /* bytes in xp_pattern before cursor */ 510 #if defined(FEAT_USR_CMDS) && defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) 511 char_u *xp_arg; /* completion function */ 512 int xp_scriptID; /* SID for completion function */ 513 #endif 514 int xp_backslash; /* one of the XP_BS_ values */ 515 #ifndef BACKSLASH_IN_FILENAME 516 int xp_shell; /* TRUE for a shell command, more 517 characters need to be escaped */ 518 #endif 519 int xp_numfiles; /* number of files found by 520 file name completion */ 521 char_u **xp_files; /* list of files */ 522 char_u *xp_line; /* text being completed */ 523 int xp_col; /* cursor position in line */ 524 } expand_T; 525 526 /* values for xp_backslash */ 527 #define XP_BS_NONE 0 /* nothing special for backslashes */ 528 #define XP_BS_ONE 1 /* uses one backslash before a space */ 529 #define XP_BS_THREE 2 /* uses three backslashes before a space */ 530 531 /* 532 * Command modifiers ":vertical", ":browse", ":confirm" and ":hide" set a flag. 533 * This needs to be saved for recursive commands, put them in a structure for 534 * easy manipulation. 535 */ 536 typedef struct 537 { 538 int hide; /* TRUE when ":hide" was used */ 539 # ifdef FEAT_BROWSE_CMD 540 int browse; /* TRUE to invoke file dialog */ 541 # endif 542 # ifdef FEAT_WINDOWS 543 int split; /* flags for win_split() */ 544 int tab; /* > 0 when ":tab" was used */ 545 # endif 546 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 547 int confirm; /* TRUE to invoke yes/no dialog */ 548 # endif 549 int keepalt; /* TRUE when ":keepalt" was used */ 550 int keepmarks; /* TRUE when ":keepmarks" was used */ 551 int keepjumps; /* TRUE when ":keepjumps" was used */ 552 int lockmarks; /* TRUE when ":lockmarks" was used */ 553 int keeppatterns; /* TRUE when ":keeppatterns" was used */ 554 int noswapfile; /* TRUE when ":noswapfile" was used */ 555 # ifdef FEAT_AUTOCMD 556 char_u *save_ei; /* saved value of 'eventignore' */ 557 # endif 558 } cmdmod_T; 559 560 #define MF_SEED_LEN 8 561 562 struct memfile 563 { 564 char_u *mf_fname; /* name of the file */ 565 char_u *mf_ffname; /* idem, full path */ 566 int mf_fd; /* file descriptor */ 567 bhdr_T *mf_free_first; /* first block_hdr in free list */ 568 bhdr_T *mf_used_first; /* mru block_hdr in used list */ 569 bhdr_T *mf_used_last; /* lru block_hdr in used list */ 570 unsigned mf_used_count; /* number of pages in used list */ 571 unsigned mf_used_count_max; /* maximum number of pages in memory */ 572 mf_hashtab_T mf_hash; /* hash lists */ 573 mf_hashtab_T mf_trans; /* trans lists */ 574 blocknr_T mf_blocknr_max; /* highest positive block number + 1*/ 575 blocknr_T mf_blocknr_min; /* lowest negative block number - 1 */ 576 blocknr_T mf_neg_count; /* number of negative blocks numbers */ 577 blocknr_T mf_infile_count; /* number of pages in the file */ 578 unsigned mf_page_size; /* number of bytes in a page */ 579 int mf_dirty; /* TRUE if there are dirty blocks */ 580 #ifdef FEAT_CRYPT 581 buf_T *mf_buffer; /* buffer this memfile is for */ 582 char_u mf_seed[MF_SEED_LEN]; /* seed for encryption */ 583 584 /* Values for key, method and seed used for reading data blocks when 585 * updating for a newly set key or method. Only when mf_old_key != NULL. */ 586 char_u *mf_old_key; 587 int mf_old_cm; 588 char_u mf_old_seed[MF_SEED_LEN]; 589 #endif 590 }; 591 592 /* 593 * things used in memline.c 594 */ 595 /* 596 * When searching for a specific line, we remember what blocks in the tree 597 * are the branches leading to that block. This is stored in ml_stack. Each 598 * entry is a pointer to info in a block (may be data block or pointer block) 599 */ 600 typedef struct info_pointer 601 { 602 blocknr_T ip_bnum; /* block number */ 603 linenr_T ip_low; /* lowest lnum in this block */ 604 linenr_T ip_high; /* highest lnum in this block */ 605 int ip_index; /* index for block with current lnum */ 606 } infoptr_T; /* block/index pair */ 607 608 #ifdef FEAT_BYTEOFF 609 typedef struct ml_chunksize 610 { 611 int mlcs_numlines; 612 long mlcs_totalsize; 613 } chunksize_T; 614 615 /* Flags when calling ml_updatechunk() */ 616 617 #define ML_CHNK_ADDLINE 1 618 #define ML_CHNK_DELLINE 2 619 #define ML_CHNK_UPDLINE 3 620 #endif 621 622 /* 623 * the memline structure holds all the information about a memline 624 */ 625 typedef struct memline 626 { 627 linenr_T ml_line_count; /* number of lines in the buffer */ 628 629 memfile_T *ml_mfp; /* pointer to associated memfile */ 630 631 #define ML_EMPTY 1 /* empty buffer */ 632 #define ML_LINE_DIRTY 2 /* cached line was changed and allocated */ 633 #define ML_LOCKED_DIRTY 4 /* ml_locked was changed */ 634 #define ML_LOCKED_POS 8 /* ml_locked needs positive block number */ 635 int ml_flags; 636 637 infoptr_T *ml_stack; /* stack of pointer blocks (array of IPTRs) */ 638 int ml_stack_top; /* current top of ml_stack */ 639 int ml_stack_size; /* total number of entries in ml_stack */ 640 641 linenr_T ml_line_lnum; /* line number of cached line, 0 if not valid */ 642 char_u *ml_line_ptr; /* pointer to cached line */ 643 644 bhdr_T *ml_locked; /* block used by last ml_get */ 645 linenr_T ml_locked_low; /* first line in ml_locked */ 646 linenr_T ml_locked_high; /* last line in ml_locked */ 647 int ml_locked_lineadd; /* number of lines inserted in ml_locked */ 648 #ifdef FEAT_BYTEOFF 649 chunksize_T *ml_chunksize; 650 int ml_numchunks; 651 int ml_usedchunks; 652 #endif 653 } memline_T; 654 655 #if defined(FEAT_SIGNS) || defined(PROTO) 656 typedef struct signlist signlist_T; 657 658 struct signlist 659 { 660 int id; /* unique identifier for each placed sign */ 661 linenr_T lnum; /* line number which has this sign */ 662 int typenr; /* typenr of sign */ 663 signlist_T *next; /* next signlist entry */ 664 # ifdef FEAT_NETBEANS_INTG 665 signlist_T *prev; /* previous entry -- for easy reordering */ 666 # endif 667 }; 668 669 /* type argument for buf_getsigntype() */ 670 #define SIGN_ANY 0 671 #define SIGN_LINEHL 1 672 #define SIGN_ICON 2 673 #define SIGN_TEXT 3 674 #endif 675 676 /* 677 * Argument list: Array of file names. 678 * Used for the global argument list and the argument lists local to a window. 679 */ 680 typedef struct arglist 681 { 682 garray_T al_ga; /* growarray with the array of file names */ 683 int al_refcount; /* number of windows using this arglist */ 684 int id; /* id of this arglist */ 685 } alist_T; 686 687 /* 688 * For each argument remember the file name as it was given, and the buffer 689 * number that contains the expanded file name (required for when ":cd" is 690 * used. 691 */ 692 typedef struct argentry 693 { 694 char_u *ae_fname; /* file name as specified */ 695 int ae_fnum; /* buffer number with expanded file name */ 696 } aentry_T; 697 698 #ifdef FEAT_WINDOWS 699 # define ALIST(win) (win)->w_alist 700 #else 701 # define ALIST(win) (&global_alist) 702 #endif 703 #define GARGLIST ((aentry_T *)global_alist.al_ga.ga_data) 704 #define ARGLIST ((aentry_T *)ALIST(curwin)->al_ga.ga_data) 705 #define WARGLIST(wp) ((aentry_T *)ALIST(wp)->al_ga.ga_data) 706 #define AARGLIST(al) ((aentry_T *)((al)->al_ga.ga_data)) 707 #define GARGCOUNT (global_alist.al_ga.ga_len) 708 #define ARGCOUNT (ALIST(curwin)->al_ga.ga_len) 709 #define WARGCOUNT(wp) (ALIST(wp)->al_ga.ga_len) 710 711 /* 712 * A list used for saving values of "emsg_silent". Used by ex_try() to save the 713 * value of "emsg_silent" if it was non-zero. When this is done, the CSF_SILENT 714 * flag below is set. 715 */ 716 717 typedef struct eslist_elem eslist_T; 718 struct eslist_elem 719 { 720 int saved_emsg_silent; /* saved value of "emsg_silent" */ 721 eslist_T *next; /* next element on the list */ 722 }; 723 724 /* 725 * For conditional commands a stack is kept of nested conditionals. 726 * When cs_idx < 0, there is no conditional command. 727 */ 728 #define CSTACK_LEN 50 729 730 struct condstack 731 { 732 short cs_flags[CSTACK_LEN]; /* CSF_ flags */ 733 char cs_pending[CSTACK_LEN]; /* CSTP_: what's pending in ":finally"*/ 734 union { 735 void *csp_rv[CSTACK_LEN]; /* return typeval for pending return */ 736 void *csp_ex[CSTACK_LEN]; /* exception for pending throw */ 737 } cs_pend; 738 void *cs_forinfo[CSTACK_LEN]; /* info used by ":for" */ 739 int cs_line[CSTACK_LEN]; /* line nr of ":while"/":for" line */ 740 int cs_idx; /* current entry, or -1 if none */ 741 int cs_looplevel; /* nr of nested ":while"s and ":for"s */ 742 int cs_trylevel; /* nr of nested ":try"s */ 743 eslist_T *cs_emsg_silent_list; /* saved values of "emsg_silent" */ 744 char cs_lflags; /* loop flags: CSL_ flags */ 745 }; 746 # define cs_rettv cs_pend.csp_rv 747 # define cs_exception cs_pend.csp_ex 748 749 /* There is no CSF_IF, the lack of CSF_WHILE, CSF_FOR and CSF_TRY means ":if" 750 * was used. */ 751 # define CSF_TRUE 0x0001 /* condition was TRUE */ 752 # define CSF_ACTIVE 0x0002 /* current state is active */ 753 # define CSF_ELSE 0x0004 /* ":else" has been passed */ 754 # define CSF_WHILE 0x0008 /* is a ":while" */ 755 # define CSF_FOR 0x0010 /* is a ":for" */ 756 757 # define CSF_TRY 0x0100 /* is a ":try" */ 758 # define CSF_FINALLY 0x0200 /* ":finally" has been passed */ 759 # define CSF_THROWN 0x0400 /* exception thrown to this try conditional */ 760 # define CSF_CAUGHT 0x0800 /* exception caught by this try conditional */ 761 # define CSF_SILENT 0x1000 /* "emsg_silent" reset by ":try" */ 762 /* Note that CSF_ELSE is only used when CSF_TRY and CSF_WHILE are unset 763 * (an ":if"), and CSF_SILENT is only used when CSF_TRY is set. */ 764 765 /* 766 * What's pending for being reactivated at the ":endtry" of this try 767 * conditional: 768 */ 769 # define CSTP_NONE 0 /* nothing pending in ":finally" clause */ 770 # define CSTP_ERROR 1 /* an error is pending */ 771 # define CSTP_INTERRUPT 2 /* an interrupt is pending */ 772 # define CSTP_THROW 4 /* a throw is pending */ 773 # define CSTP_BREAK 8 /* ":break" is pending */ 774 # define CSTP_CONTINUE 16 /* ":continue" is pending */ 775 # define CSTP_RETURN 24 /* ":return" is pending */ 776 # define CSTP_FINISH 32 /* ":finish" is pending */ 777 778 /* 779 * Flags for the cs_lflags item in struct condstack. 780 */ 781 # define CSL_HAD_LOOP 1 /* just found ":while" or ":for" */ 782 # define CSL_HAD_ENDLOOP 2 /* just found ":endwhile" or ":endfor" */ 783 # define CSL_HAD_CONT 4 /* just found ":continue" */ 784 # define CSL_HAD_FINA 8 /* just found ":finally" */ 785 786 /* 787 * A list of error messages that can be converted to an exception. "throw_msg" 788 * is only set in the first element of the list. Usually, it points to the 789 * original message stored in that element, but sometimes it points to a later 790 * message in the list. See cause_errthrow() below. 791 */ 792 struct msglist 793 { 794 char_u *msg; /* original message */ 795 char_u *throw_msg; /* msg to throw: usually original one */ 796 struct msglist *next; /* next of several messages in a row */ 797 }; 798 799 /* 800 * Structure describing an exception. 801 * (don't use "struct exception", it's used by the math library). 802 */ 803 typedef struct vim_exception except_T; 804 struct vim_exception 805 { 806 int type; /* exception type */ 807 char_u *value; /* exception value */ 808 struct msglist *messages; /* message(s) causing error exception */ 809 char_u *throw_name; /* name of the throw point */ 810 linenr_T throw_lnum; /* line number of the throw point */ 811 except_T *caught; /* next exception on the caught stack */ 812 }; 813 814 /* 815 * The exception types. 816 */ 817 #define ET_USER 0 /* exception caused by ":throw" command */ 818 #define ET_ERROR 1 /* error exception */ 819 #define ET_INTERRUPT 2 /* interrupt exception triggered by Ctrl-C */ 820 821 /* 822 * Structure to save the error/interrupt/exception state between calls to 823 * enter_cleanup() and leave_cleanup(). Must be allocated as an automatic 824 * variable by the (common) caller of these functions. 825 */ 826 typedef struct cleanup_stuff cleanup_T; 827 struct cleanup_stuff 828 { 829 int pending; /* error/interrupt/exception state */ 830 except_T *exception; /* exception value */ 831 }; 832 833 #ifdef FEAT_SYN_HL 834 /* struct passed to in_id_list() */ 835 struct sp_syn 836 { 837 int inc_tag; /* ":syn include" unique tag */ 838 short id; /* highlight group ID of item */ 839 short *cont_in_list; /* cont.in group IDs, if non-zero */ 840 }; 841 842 /* 843 * Each keyword has one keyentry, which is linked in a hash list. 844 */ 845 typedef struct keyentry keyentry_T; 846 847 struct keyentry 848 { 849 keyentry_T *ke_next; /* next entry with identical "keyword[]" */ 850 struct sp_syn k_syn; /* struct passed to in_id_list() */ 851 short *next_list; /* ID list for next match (if non-zero) */ 852 int flags; 853 int k_char; /* conceal substitute character */ 854 char_u keyword[1]; /* actually longer */ 855 }; 856 857 /* 858 * Struct used to store one state of the state stack. 859 */ 860 typedef struct buf_state 861 { 862 int bs_idx; /* index of pattern */ 863 int bs_flags; /* flags for pattern */ 864 #ifdef FEAT_CONCEAL 865 int bs_seqnr; /* stores si_seqnr */ 866 int bs_cchar; /* stores si_cchar */ 867 #endif 868 reg_extmatch_T *bs_extmatch; /* external matches from start pattern */ 869 } bufstate_T; 870 871 /* 872 * syn_state contains the syntax state stack for the start of one line. 873 * Used by b_sst_array[]. 874 */ 875 typedef struct syn_state synstate_T; 876 877 struct syn_state 878 { 879 synstate_T *sst_next; /* next entry in used or free list */ 880 linenr_T sst_lnum; /* line number for this state */ 881 union 882 { 883 bufstate_T sst_stack[SST_FIX_STATES]; /* short state stack */ 884 garray_T sst_ga; /* growarray for long state stack */ 885 } sst_union; 886 int sst_next_flags; /* flags for sst_next_list */ 887 int sst_stacksize; /* number of states on the stack */ 888 short *sst_next_list; /* "nextgroup" list in this state 889 * (this is a copy, don't free it! */ 890 disptick_T sst_tick; /* tick when last displayed */ 891 linenr_T sst_change_lnum;/* when non-zero, change in this line 892 * may have made the state invalid */ 893 }; 894 #endif /* FEAT_SYN_HL */ 895 896 /* 897 * Structure shared between syntax.c, screen.c and gui_x11.c. 898 */ 899 typedef struct attr_entry 900 { 901 short ae_attr; /* HL_BOLD, etc. */ 902 union 903 { 904 struct 905 { 906 char_u *start; /* start escape sequence */ 907 char_u *stop; /* stop escape sequence */ 908 } term; 909 struct 910 { 911 /* These colors need to be > 8 bits to hold 256. */ 912 short_u fg_color; /* foreground color number */ 913 short_u bg_color; /* background color number */ 914 } cterm; 915 # ifdef FEAT_GUI 916 struct 917 { 918 guicolor_T fg_color; /* foreground color handle */ 919 guicolor_T bg_color; /* background color handle */ 920 guicolor_T sp_color; /* special color handle */ 921 GuiFont font; /* font handle */ 922 # ifdef FEAT_XFONTSET 923 GuiFontset fontset; /* fontset handle */ 924 # endif 925 } gui; 926 # endif 927 } ae_u; 928 } attrentry_T; 929 930 #ifdef USE_ICONV 931 # ifdef HAVE_ICONV_H 932 # include <iconv.h> 933 # else 934 # if defined(MACOS_X) 935 # include <sys/errno.h> 936 # define EILSEQ ENOENT /* MacOS X does not have EILSEQ */ 937 typedef struct _iconv_t *iconv_t; 938 # else 939 # if defined(MACOS_CLASSIC) 940 typedef struct _iconv_t *iconv_t; 941 # define EINVAL 22 942 # define E2BIG 7 943 # define ENOENT 2 944 # define EFAULT 14 945 # define EILSEQ 123 946 # else 947 # include <errno.h> 948 # endif 949 # endif 950 typedef void *iconv_t; 951 # endif 952 #endif 953 954 /* 955 * Used for the typeahead buffer: typebuf. 956 */ 957 typedef struct 958 { 959 char_u *tb_buf; /* buffer for typed characters */ 960 char_u *tb_noremap; /* mapping flags for characters in tb_buf[] */ 961 int tb_buflen; /* size of tb_buf[] */ 962 int tb_off; /* current position in tb_buf[] */ 963 int tb_len; /* number of valid bytes in tb_buf[] */ 964 int tb_maplen; /* nr of mapped bytes in tb_buf[] */ 965 int tb_silent; /* nr of silently mapped bytes in tb_buf[] */ 966 int tb_no_abbr_cnt; /* nr of bytes without abbrev. in tb_buf[] */ 967 int tb_change_cnt; /* nr of time tb_buf was changed; never zero */ 968 } typebuf_T; 969 970 /* Struct to hold the saved typeahead for save_typeahead(). */ 971 typedef struct 972 { 973 typebuf_T save_typebuf; 974 int typebuf_valid; /* TRUE when save_typebuf valid */ 975 int old_char; 976 int old_mod_mask; 977 buffheader_T save_readbuf1; 978 buffheader_T save_readbuf2; 979 #ifdef USE_INPUT_BUF 980 char_u *save_inputbuf; 981 #endif 982 } tasave_T; 983 984 /* 985 * Used for conversion of terminal I/O and script files. 986 */ 987 typedef struct 988 { 989 int vc_type; /* zero or one of the CONV_ values */ 990 int vc_factor; /* max. expansion factor */ 991 # ifdef WIN3264 992 int vc_cpfrom; /* codepage to convert from (CONV_CODEPAGE) */ 993 int vc_cpto; /* codepage to convert to (CONV_CODEPAGE) */ 994 # endif 995 # ifdef USE_ICONV 996 iconv_t vc_fd; /* for CONV_ICONV */ 997 # endif 998 int vc_fail; /* fail for invalid char, don't use '?' */ 999 } vimconv_T; 1000 1001 /* 1002 * Structure used for reading from the viminfo file. 1003 */ 1004 typedef struct 1005 { 1006 char_u *vir_line; /* text of the current line */ 1007 FILE *vir_fd; /* file descriptor */ 1008 #ifdef FEAT_MBYTE 1009 vimconv_T vir_conv; /* encoding conversion */ 1010 #endif 1011 garray_T vir_barlines; /* lines starting with | */ 1012 } vir_T; 1013 1014 #define CONV_NONE 0 1015 #define CONV_TO_UTF8 1 1016 #define CONV_9_TO_UTF8 2 1017 #define CONV_TO_LATIN1 3 1018 #define CONV_TO_LATIN9 4 1019 #define CONV_ICONV 5 1020 #ifdef WIN3264 1021 # define CONV_CODEPAGE 10 /* codepage -> codepage */ 1022 #endif 1023 #ifdef MACOS_X 1024 # define CONV_MAC_LATIN1 20 1025 # define CONV_LATIN1_MAC 21 1026 # define CONV_MAC_UTF8 22 1027 # define CONV_UTF8_MAC 23 1028 #endif 1029 1030 /* 1031 * Structure used for mappings and abbreviations. 1032 */ 1033 typedef struct mapblock mapblock_T; 1034 struct mapblock 1035 { 1036 mapblock_T *m_next; /* next mapblock in list */ 1037 char_u *m_keys; /* mapped from, lhs */ 1038 char_u *m_str; /* mapped to, rhs */ 1039 char_u *m_orig_str; /* rhs as entered by the user */ 1040 int m_keylen; /* strlen(m_keys) */ 1041 int m_mode; /* valid mode */ 1042 int m_noremap; /* if non-zero no re-mapping for m_str */ 1043 char m_silent; /* <silent> used, don't echo commands */ 1044 char m_nowait; /* <nowait> used */ 1045 #ifdef FEAT_EVAL 1046 char m_expr; /* <expr> used, m_str is an expression */ 1047 scid_T m_script_ID; /* ID of script where map was defined */ 1048 #endif 1049 }; 1050 1051 /* 1052 * Used for highlighting in the status line. 1053 */ 1054 struct stl_hlrec 1055 { 1056 char_u *start; 1057 int userhl; /* 0: no HL, 1-9: User HL, < 0 for syn ID */ 1058 }; 1059 1060 1061 /* 1062 * Syntax items - usually buffer-specific. 1063 */ 1064 1065 /* Item for a hashtable. "hi_key" can be one of three values: 1066 * NULL: Never been used 1067 * HI_KEY_REMOVED: Entry was removed 1068 * Otherwise: Used item, pointer to the actual key; this usually is 1069 * inside the item, subtract an offset to locate the item. 1070 * This reduces the size of hashitem by 1/3. 1071 */ 1072 typedef struct hashitem_S 1073 { 1074 long_u hi_hash; /* cached hash number of hi_key */ 1075 char_u *hi_key; 1076 } hashitem_T; 1077 1078 /* The address of "hash_removed" is used as a magic number for hi_key to 1079 * indicate a removed item. */ 1080 #define HI_KEY_REMOVED &hash_removed 1081 #define HASHITEM_EMPTY(hi) ((hi)->hi_key == NULL || (hi)->hi_key == &hash_removed) 1082 1083 /* Initial size for a hashtable. Our items are relatively small and growing 1084 * is expensive, thus use 16 as a start. Must be a power of 2. */ 1085 #define HT_INIT_SIZE 16 1086 1087 typedef struct hashtable_S 1088 { 1089 long_u ht_mask; /* mask used for hash value (nr of items in 1090 * array is "ht_mask" + 1) */ 1091 long_u ht_used; /* number of items used */ 1092 long_u ht_filled; /* number of items used + removed */ 1093 int ht_locked; /* counter for hash_lock() */ 1094 int ht_error; /* when set growing failed, can't add more 1095 items before growing works */ 1096 hashitem_T *ht_array; /* points to the array, allocated when it's 1097 not "ht_smallarray" */ 1098 hashitem_T ht_smallarray[HT_INIT_SIZE]; /* initial array */ 1099 } hashtab_T; 1100 1101 typedef long_u hash_T; /* Type for hi_hash */ 1102 1103 1104 #if VIM_SIZEOF_INT <= 3 /* use long if int is smaller than 32 bits */ 1105 typedef long varnumber_T; 1106 #else 1107 typedef int varnumber_T; 1108 #endif 1109 typedef double float_T; 1110 1111 typedef struct listvar_S list_T; 1112 typedef struct dictvar_S dict_T; 1113 1114 /* 1115 * Structure to hold an internal variable without a name. 1116 */ 1117 typedef struct 1118 { 1119 char v_type; /* see below: VAR_NUMBER, VAR_STRING, etc. */ 1120 char v_lock; /* see below: VAR_LOCKED, VAR_FIXED */ 1121 union 1122 { 1123 varnumber_T v_number; /* number value */ 1124 #ifdef FEAT_FLOAT 1125 float_T v_float; /* floating number value */ 1126 #endif 1127 char_u *v_string; /* string value (can be NULL!) */ 1128 list_T *v_list; /* list value (can be NULL!) */ 1129 dict_T *v_dict; /* dict value (can be NULL!) */ 1130 } vval; 1131 } typval_T; 1132 1133 /* Values for "v_type". */ 1134 #define VAR_UNKNOWN 0 1135 #define VAR_NUMBER 1 /* "v_number" is used */ 1136 #define VAR_STRING 2 /* "v_string" is used */ 1137 #define VAR_FUNC 3 /* "v_string" is function name */ 1138 #define VAR_LIST 4 /* "v_list" is used */ 1139 #define VAR_DICT 5 /* "v_dict" is used */ 1140 #define VAR_FLOAT 6 /* "v_float" is used */ 1141 #define VAR_SPECIAL 7 /* "v_number" is used */ 1142 1143 /* Values for "dv_scope". */ 1144 #define VAR_SCOPE 1 /* a:, v:, s:, etc. scope dictionaries */ 1145 #define VAR_DEF_SCOPE 2 /* l:, g: scope dictionaries: here funcrefs are not 1146 allowed to mask existing functions */ 1147 1148 /* Values for "v_lock". */ 1149 #define VAR_LOCKED 1 /* locked with lock(), can use unlock() */ 1150 #define VAR_FIXED 2 /* locked forever */ 1151 1152 /* 1153 * Structure to hold an item of a list: an internal variable without a name. 1154 */ 1155 typedef struct listitem_S listitem_T; 1156 1157 struct listitem_S 1158 { 1159 listitem_T *li_next; /* next item in list */ 1160 listitem_T *li_prev; /* previous item in list */ 1161 typval_T li_tv; /* type and value of the variable */ 1162 }; 1163 1164 /* 1165 * Struct used by those that are using an item in a list. 1166 */ 1167 typedef struct listwatch_S listwatch_T; 1168 1169 struct listwatch_S 1170 { 1171 listitem_T *lw_item; /* item being watched */ 1172 listwatch_T *lw_next; /* next watcher */ 1173 }; 1174 1175 /* 1176 * Structure to hold info about a list. 1177 */ 1178 struct listvar_S 1179 { 1180 listitem_T *lv_first; /* first item, NULL if none */ 1181 listitem_T *lv_last; /* last item, NULL if none */ 1182 int lv_refcount; /* reference count */ 1183 int lv_len; /* number of items */ 1184 listwatch_T *lv_watch; /* first watcher, NULL if none */ 1185 int lv_idx; /* cached index of an item */ 1186 listitem_T *lv_idx_item; /* when not NULL item at index "lv_idx" */ 1187 int lv_copyID; /* ID used by deepcopy() */ 1188 list_T *lv_copylist; /* copied list used by deepcopy() */ 1189 char lv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1190 list_T *lv_used_next; /* next list in used lists list */ 1191 list_T *lv_used_prev; /* previous list in used lists list */ 1192 }; 1193 1194 /* 1195 * Structure to hold an item of a Dictionary. 1196 * Also used for a variable. 1197 * The key is copied into "di_key" to avoid an extra alloc/free for it. 1198 */ 1199 struct dictitem_S 1200 { 1201 typval_T di_tv; /* type and value of the variable */ 1202 char_u di_flags; /* flags (only used for variable) */ 1203 char_u di_key[1]; /* key (actually longer!) */ 1204 }; 1205 1206 typedef struct dictitem_S dictitem_T; 1207 1208 #define DI_FLAGS_RO 1 /* "di_flags" value: read-only variable */ 1209 #define DI_FLAGS_RO_SBX 2 /* "di_flags" value: read-only in the sandbox */ 1210 #define DI_FLAGS_FIX 4 /* "di_flags" value: fixed: no :unlet or remove() */ 1211 #define DI_FLAGS_LOCK 8 /* "di_flags" value: locked variable */ 1212 #define DI_FLAGS_ALLOC 16 /* "di_flags" value: separately allocated */ 1213 1214 /* 1215 * Structure to hold info about a Dictionary. 1216 */ 1217 struct dictvar_S 1218 { 1219 char dv_lock; /* zero, VAR_LOCKED, VAR_FIXED */ 1220 char dv_scope; /* zero, VAR_SCOPE, VAR_DEF_SCOPE */ 1221 int dv_refcount; /* reference count */ 1222 int dv_copyID; /* ID used by deepcopy() */ 1223 hashtab_T dv_hashtab; /* hashtab that refers to the items */ 1224 dict_T *dv_copydict; /* copied dict used by deepcopy() */ 1225 dict_T *dv_used_next; /* next dict in used dicts list */ 1226 dict_T *dv_used_prev; /* previous dict in used dicts list */ 1227 }; 1228 1229 /* structure used for explicit stack while garbage collecting hash tables */ 1230 typedef struct ht_stack_S 1231 { 1232 hashtab_T *ht; 1233 struct ht_stack_S *prev; 1234 } ht_stack_T; 1235 1236 /* structure used for explicit stack while garbage collecting lists */ 1237 typedef struct list_stack_S 1238 { 1239 list_T *list; 1240 struct list_stack_S *prev; 1241 } list_stack_T; 1242 1243 /* values for b_syn_spell: what to do with toplevel text */ 1244 #define SYNSPL_DEFAULT 0 /* spell check if @Spell not defined */ 1245 #define SYNSPL_TOP 1 /* spell check toplevel text */ 1246 #define SYNSPL_NOTOP 2 /* don't spell check toplevel text */ 1247 1248 /* avoid #ifdefs for when b_spell is not available */ 1249 #ifdef FEAT_SPELL 1250 # define B_SPELL(buf) ((buf)->b_spell) 1251 #else 1252 # define B_SPELL(buf) (0) 1253 #endif 1254 1255 #ifdef FEAT_QUICKFIX 1256 typedef struct qf_info_S qf_info_T; 1257 #endif 1258 1259 #ifdef FEAT_PROFILE 1260 /* 1261 * Used for :syntime: timing of executing a syntax pattern. 1262 */ 1263 typedef struct { 1264 proftime_T total; /* total time used */ 1265 proftime_T slowest; /* time of slowest call */ 1266 long count; /* nr of times used */ 1267 long match; /* nr of times matched */ 1268 } syn_time_T; 1269 #endif 1270 1271 #ifdef FEAT_CRYPT 1272 /* 1273 * Structure to hold the type of encryption and the state of encryption or 1274 * decryption. 1275 */ 1276 typedef struct { 1277 int method_nr; 1278 void *method_state; /* method-specific state information */ 1279 } cryptstate_T; 1280 1281 /* values for method_nr */ 1282 # define CRYPT_M_ZIP 0 1283 # define CRYPT_M_BF 1 1284 # define CRYPT_M_BF2 2 1285 # define CRYPT_M_COUNT 3 /* number of crypt methods */ 1286 #endif 1287 1288 1289 /* 1290 * These are items normally related to a buffer. But when using ":ownsyntax" 1291 * a window may have its own instance. 1292 */ 1293 typedef struct { 1294 #ifdef FEAT_SYN_HL 1295 hashtab_T b_keywtab; /* syntax keywords hash table */ 1296 hashtab_T b_keywtab_ic; /* idem, ignore case */ 1297 int b_syn_error; /* TRUE when error occurred in HL */ 1298 int b_syn_ic; /* ignore case for :syn cmds */ 1299 int b_syn_spell; /* SYNSPL_ values */ 1300 garray_T b_syn_patterns; /* table for syntax patterns */ 1301 garray_T b_syn_clusters; /* table for syntax clusters */ 1302 int b_spell_cluster_id; /* @Spell cluster ID or 0 */ 1303 int b_nospell_cluster_id; /* @NoSpell cluster ID or 0 */ 1304 int b_syn_containedin; /* TRUE when there is an item with a 1305 "containedin" argument */ 1306 int b_syn_sync_flags; /* flags about how to sync */ 1307 short b_syn_sync_id; /* group to sync on */ 1308 long b_syn_sync_minlines; /* minimal sync lines offset */ 1309 long b_syn_sync_maxlines; /* maximal sync lines offset */ 1310 long b_syn_sync_linebreaks; /* offset for multi-line pattern */ 1311 char_u *b_syn_linecont_pat; /* line continuation pattern */ 1312 regprog_T *b_syn_linecont_prog; /* line continuation program */ 1313 #ifdef FEAT_PROFILE 1314 syn_time_T b_syn_linecont_time; 1315 #endif 1316 int b_syn_linecont_ic; /* ignore-case flag for above */ 1317 int b_syn_topgrp; /* for ":syntax include" */ 1318 # ifdef FEAT_CONCEAL 1319 int b_syn_conceal; /* auto-conceal for :syn cmds */ 1320 # endif 1321 # ifdef FEAT_FOLDING 1322 int b_syn_folditems; /* number of patterns with the HL_FOLD 1323 flag set */ 1324 # endif 1325 /* 1326 * b_sst_array[] contains the state stack for a number of lines, for the 1327 * start of that line (col == 0). This avoids having to recompute the 1328 * syntax state too often. 1329 * b_sst_array[] is allocated to hold the state for all displayed lines, 1330 * and states for 1 out of about 20 other lines. 1331 * b_sst_array pointer to an array of synstate_T 1332 * b_sst_len number of entries in b_sst_array[] 1333 * b_sst_first pointer to first used entry in b_sst_array[] or NULL 1334 * b_sst_firstfree pointer to first free entry in b_sst_array[] or NULL 1335 * b_sst_freecount number of free entries in b_sst_array[] 1336 * b_sst_check_lnum entries after this lnum need to be checked for 1337 * validity (MAXLNUM means no check needed) 1338 */ 1339 synstate_T *b_sst_array; 1340 int b_sst_len; 1341 synstate_T *b_sst_first; 1342 synstate_T *b_sst_firstfree; 1343 int b_sst_freecount; 1344 linenr_T b_sst_check_lnum; 1345 short_u b_sst_lasttick; /* last display tick */ 1346 #endif /* FEAT_SYN_HL */ 1347 1348 #ifdef FEAT_SPELL 1349 /* for spell checking */ 1350 garray_T b_langp; /* list of pointers to slang_T, see spell.c */ 1351 char_u b_spell_ismw[256];/* flags: is midword char */ 1352 # ifdef FEAT_MBYTE 1353 char_u *b_spell_ismw_mb; /* multi-byte midword chars */ 1354 # endif 1355 char_u *b_p_spc; /* 'spellcapcheck' */ 1356 regprog_T *b_cap_prog; /* program for 'spellcapcheck' */ 1357 char_u *b_p_spf; /* 'spellfile' */ 1358 char_u *b_p_spl; /* 'spelllang' */ 1359 # ifdef FEAT_MBYTE 1360 int b_cjk; /* all CJK letters as OK */ 1361 # endif 1362 #endif 1363 #if !defined(FEAT_SYN_HL) && !defined(FEAT_SPELL) 1364 int dummy; 1365 #endif 1366 char_u b_syn_chartab[32]; /* syntax iskeyword option */ 1367 char_u *b_syn_isk; /* iskeyword option */ 1368 } synblock_T; 1369 1370 1371 /* 1372 * buffer: structure that holds information about one file 1373 * 1374 * Several windows can share a single Buffer 1375 * A buffer is unallocated if there is no memfile for it. 1376 * A buffer is new if the associated file has never been loaded yet. 1377 */ 1378 1379 struct file_buffer 1380 { 1381 memline_T b_ml; /* associated memline (also contains line 1382 count) */ 1383 1384 buf_T *b_next; /* links in list of buffers */ 1385 buf_T *b_prev; 1386 1387 int b_nwindows; /* nr of windows open on this buffer */ 1388 1389 int b_flags; /* various BF_ flags */ 1390 #ifdef FEAT_AUTOCMD 1391 int b_closing; /* buffer is being closed, don't let 1392 autocommands close it too. */ 1393 #endif 1394 1395 /* 1396 * b_ffname has the full path of the file (NULL for no name). 1397 * b_sfname is the name as the user typed it (or NULL). 1398 * b_fname is the same as b_sfname, unless ":cd" has been done, 1399 * then it is the same as b_ffname (NULL for no name). 1400 */ 1401 char_u *b_ffname; /* full path file name */ 1402 char_u *b_sfname; /* short file name */ 1403 char_u *b_fname; /* current file name */ 1404 1405 #ifdef UNIX 1406 int b_dev_valid; /* TRUE when b_dev has a valid number */ 1407 dev_t b_dev; /* device number */ 1408 ino_t b_ino; /* inode number */ 1409 #endif 1410 #ifdef FEAT_CW_EDITOR 1411 FSSpec b_FSSpec; /* MacOS File Identification */ 1412 #endif 1413 #ifdef VMS 1414 char b_fab_rfm; /* Record format */ 1415 char b_fab_rat; /* Record attribute */ 1416 unsigned int b_fab_mrs; /* Max record size */ 1417 #endif 1418 #ifdef FEAT_SNIFF 1419 int b_sniff; /* file was loaded through Sniff */ 1420 #endif 1421 1422 int b_fnum; /* buffer number for this file. */ 1423 1424 int b_changed; /* 'modified': Set to TRUE if something in the 1425 file has been changed and not written out. */ 1426 int b_changedtick; /* incremented for each change, also for undo */ 1427 1428 int b_saving; /* Set to TRUE if we are in the middle of 1429 saving the buffer. */ 1430 1431 /* 1432 * Changes to a buffer require updating of the display. To minimize the 1433 * work, remember changes made and update everything at once. 1434 */ 1435 int b_mod_set; /* TRUE when there are changes since the last 1436 time the display was updated */ 1437 linenr_T b_mod_top; /* topmost lnum that was changed */ 1438 linenr_T b_mod_bot; /* lnum below last changed line, AFTER the 1439 change */ 1440 long b_mod_xlines; /* number of extra buffer lines inserted; 1441 negative when lines were deleted */ 1442 1443 wininfo_T *b_wininfo; /* list of last used info for each window */ 1444 1445 long b_mtime; /* last change time of original file */ 1446 long b_mtime_read; /* last change time when reading */ 1447 off_t b_orig_size; /* size of original file in bytes */ 1448 int b_orig_mode; /* mode of original file */ 1449 1450 pos_T b_namedm[NMARKS]; /* current named marks (mark.c) */ 1451 1452 /* These variables are set when VIsual_active becomes FALSE */ 1453 visualinfo_T b_visual; 1454 #ifdef FEAT_EVAL 1455 int b_visual_mode_eval; /* b_visual.vi_mode for visualmode() */ 1456 #endif 1457 1458 pos_T b_last_cursor; /* cursor position when last unloading this 1459 buffer */ 1460 pos_T b_last_insert; /* where Insert mode was left */ 1461 pos_T b_last_change; /* position of last change: '. mark */ 1462 1463 #ifdef FEAT_JUMPLIST 1464 /* 1465 * the changelist contains old change positions 1466 */ 1467 pos_T b_changelist[JUMPLISTSIZE]; 1468 int b_changelistlen; /* number of active entries */ 1469 int b_new_change; /* set by u_savecommon() */ 1470 #endif 1471 1472 /* 1473 * Character table, only used in charset.c for 'iskeyword' 1474 * 32 bytes of 8 bits: 1 bit per character 0-255. 1475 */ 1476 char_u b_chartab[32]; 1477 1478 #ifdef FEAT_LOCALMAP 1479 /* Table used for mappings local to a buffer. */ 1480 mapblock_T *(b_maphash[256]); 1481 1482 /* First abbreviation local to a buffer. */ 1483 mapblock_T *b_first_abbr; 1484 #endif 1485 #ifdef FEAT_USR_CMDS 1486 /* User commands local to the buffer. */ 1487 garray_T b_ucmds; 1488 #endif 1489 /* 1490 * start and end of an operator, also used for '[ and '] 1491 */ 1492 pos_T b_op_start; 1493 pos_T b_op_start_orig; /* used for Insstart_orig */ 1494 pos_T b_op_end; 1495 1496 #ifdef FEAT_VIMINFO 1497 int b_marks_read; /* Have we read viminfo marks yet? */ 1498 #endif 1499 1500 /* 1501 * The following only used in undo.c. 1502 */ 1503 u_header_T *b_u_oldhead; /* pointer to oldest header */ 1504 u_header_T *b_u_newhead; /* pointer to newest header; may not be valid 1505 if b_u_curhead is not NULL */ 1506 u_header_T *b_u_curhead; /* pointer to current header */ 1507 int b_u_numhead; /* current number of headers */ 1508 int b_u_synced; /* entry lists are synced */ 1509 long b_u_seq_last; /* last used undo sequence number */ 1510 long b_u_save_nr_last; /* counter for last file write */ 1511 long b_u_seq_cur; /* hu_seq of header below which we are now */ 1512 time_t b_u_time_cur; /* uh_time of header below which we are now */ 1513 long b_u_save_nr_cur; /* file write nr after which we are now */ 1514 1515 /* 1516 * variables for "U" command in undo.c 1517 */ 1518 char_u *b_u_line_ptr; /* saved line for "U" command */ 1519 linenr_T b_u_line_lnum; /* line number of line in u_line */ 1520 colnr_T b_u_line_colnr; /* optional column number */ 1521 1522 #ifdef FEAT_INS_EXPAND 1523 int b_scanned; /* ^N/^P have scanned this buffer */ 1524 #endif 1525 1526 /* flags for use of ":lmap" and IM control */ 1527 long b_p_iminsert; /* input mode for insert */ 1528 long b_p_imsearch; /* input mode for search */ 1529 #define B_IMODE_USE_INSERT -1 /* Use b_p_iminsert value for search */ 1530 #define B_IMODE_NONE 0 /* Input via none */ 1531 #define B_IMODE_LMAP 1 /* Input via langmap */ 1532 #ifndef USE_IM_CONTROL 1533 # define B_IMODE_LAST 1 1534 #else 1535 # define B_IMODE_IM 2 /* Input via input method */ 1536 # define B_IMODE_LAST 2 1537 #endif 1538 1539 #ifdef FEAT_KEYMAP 1540 short b_kmap_state; /* using "lmap" mappings */ 1541 # define KEYMAP_INIT 1 /* 'keymap' was set, call keymap_init() */ 1542 # define KEYMAP_LOADED 2 /* 'keymap' mappings have been loaded */ 1543 garray_T b_kmap_ga; /* the keymap table */ 1544 #endif 1545 1546 /* 1547 * Options local to a buffer. 1548 * They are here because their value depends on the type of file 1549 * or contents of the file being edited. 1550 */ 1551 int b_p_initialized; /* set when options initialized */ 1552 1553 #ifdef FEAT_EVAL 1554 int b_p_scriptID[BV_COUNT]; /* SIDs for buffer-local options */ 1555 #endif 1556 1557 int b_p_ai; /* 'autoindent' */ 1558 int b_p_ai_nopaste; /* b_p_ai saved for paste mode */ 1559 char_u *b_p_bkc; /* 'backupcopy' */ 1560 unsigned b_bkc_flags; /* flags for 'backupcopy' */ 1561 int b_p_ci; /* 'copyindent' */ 1562 int b_p_bin; /* 'binary' */ 1563 #ifdef FEAT_MBYTE 1564 int b_p_bomb; /* 'bomb' */ 1565 #endif 1566 #if defined(FEAT_QUICKFIX) 1567 char_u *b_p_bh; /* 'bufhidden' */ 1568 char_u *b_p_bt; /* 'buftype' */ 1569 #endif 1570 int b_p_bl; /* 'buflisted' */ 1571 #ifdef FEAT_CINDENT 1572 int b_p_cin; /* 'cindent' */ 1573 char_u *b_p_cino; /* 'cinoptions' */ 1574 char_u *b_p_cink; /* 'cinkeys' */ 1575 #endif 1576 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) 1577 char_u *b_p_cinw; /* 'cinwords' */ 1578 #endif 1579 #ifdef FEAT_COMMENTS 1580 char_u *b_p_com; /* 'comments' */ 1581 #endif 1582 #ifdef FEAT_FOLDING 1583 char_u *b_p_cms; /* 'commentstring' */ 1584 #endif 1585 #ifdef FEAT_INS_EXPAND 1586 char_u *b_p_cpt; /* 'complete' */ 1587 #endif 1588 #ifdef FEAT_COMPL_FUNC 1589 char_u *b_p_cfu; /* 'completefunc' */ 1590 char_u *b_p_ofu; /* 'omnifunc' */ 1591 #endif 1592 int b_p_eol; /* 'endofline' */ 1593 int b_p_fixeol; /* 'fixendofline' */ 1594 int b_p_et; /* 'expandtab' */ 1595 int b_p_et_nobin; /* b_p_et saved for binary mode */ 1596 int b_p_et_nopaste; /* b_p_et saved for paste mode */ 1597 #ifdef FEAT_MBYTE 1598 char_u *b_p_fenc; /* 'fileencoding' */ 1599 #endif 1600 char_u *b_p_ff; /* 'fileformat' */ 1601 #ifdef FEAT_AUTOCMD 1602 char_u *b_p_ft; /* 'filetype' */ 1603 #endif 1604 char_u *b_p_fo; /* 'formatoptions' */ 1605 char_u *b_p_flp; /* 'formatlistpat' */ 1606 int b_p_inf; /* 'infercase' */ 1607 char_u *b_p_isk; /* 'iskeyword' */ 1608 #ifdef FEAT_FIND_ID 1609 char_u *b_p_def; /* 'define' local value */ 1610 char_u *b_p_inc; /* 'include' */ 1611 # ifdef FEAT_EVAL 1612 char_u *b_p_inex; /* 'includeexpr' */ 1613 long_u b_p_inex_flags; /* flags for 'includeexpr' */ 1614 # endif 1615 #endif 1616 #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) 1617 char_u *b_p_inde; /* 'indentexpr' */ 1618 long_u b_p_inde_flags; /* flags for 'indentexpr' */ 1619 char_u *b_p_indk; /* 'indentkeys' */ 1620 #endif 1621 #if defined(FEAT_EVAL) 1622 char_u *b_p_fex; /* 'formatexpr' */ 1623 long_u b_p_fex_flags; /* flags for 'formatexpr' */ 1624 #endif 1625 #ifdef FEAT_CRYPT 1626 char_u *b_p_key; /* 'key' */ 1627 #endif 1628 char_u *b_p_kp; /* 'keywordprg' */ 1629 #ifdef FEAT_LISP 1630 int b_p_lisp; /* 'lisp' */ 1631 #endif 1632 char_u *b_p_mps; /* 'matchpairs' */ 1633 int b_p_ml; /* 'modeline' */ 1634 int b_p_ml_nobin; /* b_p_ml saved for binary mode */ 1635 int b_p_ma; /* 'modifiable' */ 1636 char_u *b_p_nf; /* 'nrformats' */ 1637 int b_p_pi; /* 'preserveindent' */ 1638 #ifdef FEAT_TEXTOBJ 1639 char_u *b_p_qe; /* 'quoteescape' */ 1640 #endif 1641 int b_p_ro; /* 'readonly' */ 1642 long b_p_sw; /* 'shiftwidth' */ 1643 #ifndef SHORT_FNAME 1644 int b_p_sn; /* 'shortname' */ 1645 #endif 1646 #ifdef FEAT_SMARTINDENT 1647 int b_p_si; /* 'smartindent' */ 1648 #endif 1649 long b_p_sts; /* 'softtabstop' */ 1650 long b_p_sts_nopaste; /* b_p_sts saved for paste mode */ 1651 #ifdef FEAT_SEARCHPATH 1652 char_u *b_p_sua; /* 'suffixesadd' */ 1653 #endif 1654 int b_p_swf; /* 'swapfile' */ 1655 #ifdef FEAT_SYN_HL 1656 long b_p_smc; /* 'synmaxcol' */ 1657 char_u *b_p_syn; /* 'syntax' */ 1658 #endif 1659 long b_p_ts; /* 'tabstop' */ 1660 int b_p_tx; /* 'textmode' */ 1661 long b_p_tw; /* 'textwidth' */ 1662 long b_p_tw_nobin; /* b_p_tw saved for binary mode */ 1663 long b_p_tw_nopaste; /* b_p_tw saved for paste mode */ 1664 long b_p_wm; /* 'wrapmargin' */ 1665 long b_p_wm_nobin; /* b_p_wm saved for binary mode */ 1666 long b_p_wm_nopaste; /* b_p_wm saved for paste mode */ 1667 #ifdef FEAT_KEYMAP 1668 char_u *b_p_keymap; /* 'keymap' */ 1669 #endif 1670 1671 /* local values for options which are normally global */ 1672 #ifdef FEAT_QUICKFIX 1673 char_u *b_p_gp; /* 'grepprg' local value */ 1674 char_u *b_p_mp; /* 'makeprg' local value */ 1675 char_u *b_p_efm; /* 'errorformat' local value */ 1676 #endif 1677 char_u *b_p_ep; /* 'equalprg' local value */ 1678 char_u *b_p_path; /* 'path' local value */ 1679 int b_p_ar; /* 'autoread' local value */ 1680 char_u *b_p_tags; /* 'tags' local value */ 1681 char_u *b_p_tc; /* 'tagcase' local value */ 1682 unsigned b_tc_flags; /* flags for 'tagcase' */ 1683 #ifdef FEAT_INS_EXPAND 1684 char_u *b_p_dict; /* 'dictionary' local value */ 1685 char_u *b_p_tsr; /* 'thesaurus' local value */ 1686 #endif 1687 long b_p_ul; /* 'undolevels' local value */ 1688 #ifdef FEAT_PERSISTENT_UNDO 1689 int b_p_udf; /* 'undofile' */ 1690 #endif 1691 #ifdef FEAT_LISP 1692 char_u *b_p_lw; /* 'lispwords' local value */ 1693 #endif 1694 1695 /* end of buffer options */ 1696 1697 #ifdef FEAT_CINDENT 1698 /* values set from b_p_cino */ 1699 int b_ind_level; 1700 int b_ind_open_imag; 1701 int b_ind_no_brace; 1702 int b_ind_first_open; 1703 int b_ind_open_extra; 1704 int b_ind_close_extra; 1705 int b_ind_open_left_imag; 1706 int b_ind_jump_label; 1707 int b_ind_case; 1708 int b_ind_case_code; 1709 int b_ind_case_break; 1710 int b_ind_param; 1711 int b_ind_func_type; 1712 int b_ind_comment; 1713 int b_ind_in_comment; 1714 int b_ind_in_comment2; 1715 int b_ind_cpp_baseclass; 1716 int b_ind_continuation; 1717 int b_ind_unclosed; 1718 int b_ind_unclosed2; 1719 int b_ind_unclosed_noignore; 1720 int b_ind_unclosed_wrapped; 1721 int b_ind_unclosed_whiteok; 1722 int b_ind_matching_paren; 1723 int b_ind_paren_prev; 1724 int b_ind_maxparen; 1725 int b_ind_maxcomment; 1726 int b_ind_scopedecl; 1727 int b_ind_scopedecl_code; 1728 int b_ind_java; 1729 int b_ind_js; 1730 int b_ind_keep_case_label; 1731 int b_ind_hash_comment; 1732 int b_ind_cpp_namespace; 1733 int b_ind_if_for_while; 1734 #endif 1735 1736 linenr_T b_no_eol_lnum; /* non-zero lnum when last line of next binary 1737 * write should not have an end-of-line */ 1738 1739 int b_start_eol; /* last line had eol when it was read */ 1740 int b_start_ffc; /* first char of 'ff' when edit started */ 1741 #ifdef FEAT_MBYTE 1742 char_u *b_start_fenc; /* 'fileencoding' when edit started or NULL */ 1743 int b_bad_char; /* "++bad=" argument when edit started or 0 */ 1744 int b_start_bomb; /* 'bomb' when it was read */ 1745 #endif 1746 1747 #ifdef FEAT_EVAL 1748 dictitem_T b_bufvar; /* variable for "b:" Dictionary */ 1749 dict_T *b_vars; /* internal variables, local to buffer */ 1750 #endif 1751 1752 #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) 1753 char_u *b_p_bexpr; /* 'balloonexpr' local value */ 1754 long_u b_p_bexpr_flags;/* flags for 'balloonexpr' */ 1755 #endif 1756 #ifdef FEAT_CRYPT 1757 char_u *b_p_cm; /* 'cryptmethod' */ 1758 #endif 1759 1760 /* When a buffer is created, it starts without a swap file. b_may_swap is 1761 * then set to indicate that a swap file may be opened later. It is reset 1762 * if a swap file could not be opened. 1763 */ 1764 int b_may_swap; 1765 int b_did_warn; /* Set to 1 if user has been warned on first 1766 change of a read-only file */ 1767 1768 /* Two special kinds of buffers: 1769 * help buffer - used for help files, won't use a swap file. 1770 * spell buffer - used for spell info, never displayed and doesn't have a 1771 * file name. 1772 */ 1773 int b_help; /* TRUE for help file buffer (when set b_p_bt 1774 is "help") */ 1775 #ifdef FEAT_SPELL 1776 int b_spell; /* TRUE for a spell file buffer, most fields 1777 are not used! Use the B_SPELL macro to 1778 access b_spell without #ifdef. */ 1779 #endif 1780 1781 #ifndef SHORT_FNAME 1782 int b_shortname; /* this file has an 8.3 file name */ 1783 #endif 1784 1785 #ifdef FEAT_MZSCHEME 1786 void *b_mzscheme_ref; /* The MzScheme reference to this buffer */ 1787 #endif 1788 1789 #ifdef FEAT_PERL 1790 void *b_perl_private; 1791 #endif 1792 1793 #ifdef FEAT_PYTHON 1794 void *b_python_ref; /* The Python reference to this buffer */ 1795 #endif 1796 1797 #ifdef FEAT_PYTHON3 1798 void *b_python3_ref; /* The Python3 reference to this buffer */ 1799 #endif 1800 1801 #ifdef FEAT_TCL 1802 void *b_tcl_ref; 1803 #endif 1804 1805 #ifdef FEAT_RUBY 1806 void *b_ruby_ref; 1807 #endif 1808 1809 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 1810 synblock_T b_s; /* Info related to syntax highlighting. w_s 1811 * normally points to this, but some windows 1812 * may use a different synblock_T. */ 1813 #endif 1814 1815 #ifdef FEAT_SIGNS 1816 signlist_T *b_signlist; /* list of signs to draw */ 1817 # ifdef FEAT_NETBEANS_INTG 1818 int b_has_sign_column; /* Flag that is set when a first sign is 1819 * added and remains set until the end of 1820 * the netbeans session. */ 1821 # endif 1822 #endif 1823 1824 #ifdef FEAT_NETBEANS_INTG 1825 int b_netbeans_file; /* TRUE when buffer is owned by NetBeans */ 1826 int b_was_netbeans_file;/* TRUE if b_netbeans_file was once set */ 1827 #endif 1828 1829 #ifdef FEAT_CRYPT 1830 cryptstate_T *b_cryptstate; /* Encryption state while reading or writing 1831 * the file. NULL when not using encryption. */ 1832 #endif 1833 int b_mapped_ctrl_c; /* modes where CTRL-C is mapped */ 1834 1835 }; /* file_buffer */ 1836 1837 1838 #ifdef FEAT_DIFF 1839 /* 1840 * Stuff for diff mode. 1841 */ 1842 # define DB_COUNT 4 /* up to four buffers can be diff'ed */ 1843 1844 /* 1845 * Each diffblock defines where a block of lines starts in each of the buffers 1846 * and how many lines it occupies in that buffer. When the lines are missing 1847 * in the buffer the df_count[] is zero. This is all counted in 1848 * buffer lines. 1849 * There is always at least one unchanged line in between the diffs. 1850 * Otherwise it would have been included in the diff above or below it. 1851 * df_lnum[] + df_count[] is the lnum below the change. When in one buffer 1852 * lines have been inserted, in the other buffer df_lnum[] is the line below 1853 * the insertion and df_count[] is zero. When appending lines at the end of 1854 * the buffer, df_lnum[] is one beyond the end! 1855 * This is using a linked list, because the number of differences is expected 1856 * to be reasonable small. The list is sorted on lnum. 1857 */ 1858 typedef struct diffblock_S diff_T; 1859 struct diffblock_S 1860 { 1861 diff_T *df_next; 1862 linenr_T df_lnum[DB_COUNT]; /* line number in buffer */ 1863 linenr_T df_count[DB_COUNT]; /* nr of inserted/changed lines */ 1864 }; 1865 #endif 1866 1867 #define SNAP_HELP_IDX 0 1868 #ifdef FEAT_AUTOCMD 1869 # define SNAP_AUCMD_IDX 1 1870 # define SNAP_COUNT 2 1871 #else 1872 # define SNAP_COUNT 1 1873 #endif 1874 1875 /* 1876 * Tab pages point to the top frame of each tab page. 1877 * Note: Most values are NOT valid for the current tab page! Use "curwin", 1878 * "firstwin", etc. for that. "tp_topframe" is always valid and can be 1879 * compared against "topframe" to find the current tab page. 1880 */ 1881 typedef struct tabpage_S tabpage_T; 1882 struct tabpage_S 1883 { 1884 tabpage_T *tp_next; /* next tabpage or NULL */ 1885 frame_T *tp_topframe; /* topframe for the windows */ 1886 win_T *tp_curwin; /* current window in this Tab page */ 1887 win_T *tp_prevwin; /* previous window in this Tab page */ 1888 win_T *tp_firstwin; /* first window in this Tab page */ 1889 win_T *tp_lastwin; /* last window in this Tab page */ 1890 long tp_old_Rows; /* Rows when Tab page was left */ 1891 long tp_old_Columns; /* Columns when Tab page was left */ 1892 long tp_ch_used; /* value of 'cmdheight' when frame size 1893 was set */ 1894 #ifdef FEAT_GUI 1895 int tp_prev_which_scrollbars[3]; 1896 /* previous value of which_scrollbars */ 1897 #endif 1898 #ifdef FEAT_DIFF 1899 diff_T *tp_first_diff; 1900 buf_T *(tp_diffbuf[DB_COUNT]); 1901 int tp_diff_invalid; /* list of diffs is outdated */ 1902 #endif 1903 frame_T *(tp_snapshot[SNAP_COUNT]); /* window layout snapshots */ 1904 #ifdef FEAT_EVAL 1905 dictitem_T tp_winvar; /* variable for "t:" Dictionary */ 1906 dict_T *tp_vars; /* internal variables, local to tab page */ 1907 #endif 1908 1909 #ifdef FEAT_PYTHON 1910 void *tp_python_ref; /* The Python value for this tab page */ 1911 #endif 1912 1913 #ifdef FEAT_PYTHON3 1914 void *tp_python3_ref; /* The Python value for this tab page */ 1915 #endif 1916 }; 1917 1918 /* 1919 * Structure to cache info for displayed lines in w_lines[]. 1920 * Each logical line has one entry. 1921 * The entry tells how the logical line is currently displayed in the window. 1922 * This is updated when displaying the window. 1923 * When the display is changed (e.g., when clearing the screen) w_lines_valid 1924 * is changed to exclude invalid entries. 1925 * When making changes to the buffer, wl_valid is reset to indicate wl_size 1926 * may not reflect what is actually in the buffer. When wl_valid is FALSE, 1927 * the entries can only be used to count the number of displayed lines used. 1928 * wl_lnum and wl_lastlnum are invalid too. 1929 */ 1930 typedef struct w_line 1931 { 1932 linenr_T wl_lnum; /* buffer line number for logical line */ 1933 short_u wl_size; /* height in screen lines */ 1934 char wl_valid; /* TRUE values are valid for text in buffer */ 1935 #ifdef FEAT_FOLDING 1936 char wl_folded; /* TRUE when this is a range of folded lines */ 1937 linenr_T wl_lastlnum; /* last buffer line number for logical line */ 1938 #endif 1939 } wline_T; 1940 1941 /* 1942 * Windows are kept in a tree of frames. Each frame has a column (FR_COL) 1943 * or row (FR_ROW) layout or is a leaf, which has a window. 1944 */ 1945 struct frame_S 1946 { 1947 char fr_layout; /* FR_LEAF, FR_COL or FR_ROW */ 1948 #ifdef FEAT_VERTSPLIT 1949 int fr_width; 1950 int fr_newwidth; /* new width used in win_equal_rec() */ 1951 #endif 1952 int fr_height; 1953 int fr_newheight; /* new height used in win_equal_rec() */ 1954 frame_T *fr_parent; /* containing frame or NULL */ 1955 frame_T *fr_next; /* frame right or below in same parent, NULL 1956 for first */ 1957 frame_T *fr_prev; /* frame left or above in same parent, NULL 1958 for last */ 1959 /* fr_child and fr_win are mutually exclusive */ 1960 frame_T *fr_child; /* first contained frame */ 1961 win_T *fr_win; /* window that fills this frame */ 1962 }; 1963 1964 #define FR_LEAF 0 /* frame is a leaf */ 1965 #define FR_ROW 1 /* frame with a row of windows */ 1966 #define FR_COL 2 /* frame with a column of windows */ 1967 1968 /* 1969 * Struct used for highlighting 'hlsearch' matches, matches defined by 1970 * ":match" and matches defined by match functions. 1971 * For 'hlsearch' there is one pattern for all windows. For ":match" and the 1972 * match functions there is a different pattern for each window. 1973 */ 1974 typedef struct 1975 { 1976 regmmatch_T rm; /* points to the regexp program; contains last found 1977 match (may continue in next line) */ 1978 buf_T *buf; /* the buffer to search for a match */ 1979 linenr_T lnum; /* the line to search for a match */ 1980 int attr; /* attributes to be used for a match */ 1981 int attr_cur; /* attributes currently active in win_line() */ 1982 linenr_T first_lnum; /* first lnum to search for multi-line pat */ 1983 colnr_T startcol; /* in win_line() points to char where HL starts */ 1984 colnr_T endcol; /* in win_line() points to char where HL ends */ 1985 #ifdef FEAT_RELTIME 1986 proftime_T tm; /* for a time limit */ 1987 #endif 1988 } match_T; 1989 1990 /* number of positions supported by matchaddpos() */ 1991 #define MAXPOSMATCH 8 1992 1993 /* 1994 * Same as lpos_T, but with additional field len. 1995 */ 1996 typedef struct 1997 { 1998 linenr_T lnum; /* line number */ 1999 colnr_T col; /* column number */ 2000 int len; /* length: 0 - to the end of line */ 2001 } llpos_T; 2002 2003 /* 2004 * posmatch_T provides an array for storing match items for matchaddpos() 2005 * function. 2006 */ 2007 typedef struct posmatch posmatch_T; 2008 struct posmatch 2009 { 2010 llpos_T pos[MAXPOSMATCH]; /* array of positions */ 2011 int cur; /* internal position counter */ 2012 linenr_T toplnum; /* top buffer line */ 2013 linenr_T botlnum; /* bottom buffer line */ 2014 }; 2015 2016 /* 2017 * matchitem_T provides a linked list for storing match items for ":match" and 2018 * the match functions. 2019 */ 2020 typedef struct matchitem matchitem_T; 2021 struct matchitem 2022 { 2023 matchitem_T *next; 2024 int id; /* match ID */ 2025 int priority; /* match priority */ 2026 char_u *pattern; /* pattern to highlight */ 2027 int hlg_id; /* highlight group ID */ 2028 regmmatch_T match; /* regexp program for pattern */ 2029 posmatch_T pos; /* position matches */ 2030 match_T hl; /* struct for doing the actual highlighting */ 2031 #ifdef FEAT_CONCEAL 2032 int conceal_char; /* cchar for Conceal highlighting */ 2033 #endif 2034 }; 2035 2036 /* 2037 * Structure which contains all information that belongs to a window 2038 * 2039 * All row numbers are relative to the start of the window, except w_winrow. 2040 */ 2041 struct window_S 2042 { 2043 buf_T *w_buffer; /* buffer we are a window into (used 2044 often, keep it the first item!) */ 2045 2046 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) 2047 synblock_T *w_s; /* for :ownsyntax */ 2048 #endif 2049 2050 #ifdef FEAT_WINDOWS 2051 win_T *w_prev; /* link to previous window */ 2052 win_T *w_next; /* link to next window */ 2053 #endif 2054 #ifdef FEAT_AUTOCMD 2055 int w_closing; /* window is being closed, don't let 2056 autocommands close it too. */ 2057 #endif 2058 2059 frame_T *w_frame; /* frame containing this window */ 2060 2061 pos_T w_cursor; /* cursor position in buffer */ 2062 2063 colnr_T w_curswant; /* The column we'd like to be at. This is 2064 used to try to stay in the same column 2065 for up/down cursor motions. */ 2066 2067 int w_set_curswant; /* If set, then update w_curswant the next 2068 time through cursupdate() to the 2069 current virtual column */ 2070 2071 /* 2072 * the next seven are used to update the visual part 2073 */ 2074 char w_old_visual_mode; /* last known VIsual_mode */ 2075 linenr_T w_old_cursor_lnum; /* last known end of visual part */ 2076 colnr_T w_old_cursor_fcol; /* first column for block visual part */ 2077 colnr_T w_old_cursor_lcol; /* last column for block visual part */ 2078 linenr_T w_old_visual_lnum; /* last known start of visual part */ 2079 colnr_T w_old_visual_col; /* last known start of visual part */ 2080 colnr_T w_old_curswant; /* last known value of Curswant */ 2081 2082 /* 2083 * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for 2084 * displaying the buffer. 2085 */ 2086 linenr_T w_topline; /* buffer line number of the line at the 2087 top of the window */ 2088 #ifdef FEAT_AUTOCMD 2089 char w_topline_was_set; /* flag set to TRUE when topline is set, 2090 e.g. by winrestview() */ 2091 #endif 2092 #ifdef FEAT_DIFF 2093 int w_topfill; /* number of filler lines above w_topline */ 2094 int w_old_topfill; /* w_topfill at last redraw */ 2095 int w_botfill; /* TRUE when filler lines are actually 2096 below w_topline (at end of file) */ 2097 int w_old_botfill; /* w_botfill at last redraw */ 2098 #endif 2099 colnr_T w_leftcol; /* window column number of the left most 2100 character in the window; used when 2101 'wrap' is off */ 2102 colnr_T w_skipcol; /* starting column when a single line 2103 doesn't fit in the window */ 2104 2105 /* 2106 * Layout of the window in the screen. 2107 * May need to add "msg_scrolled" to "w_winrow" in rare situations. 2108 */ 2109 #ifdef FEAT_WINDOWS 2110 int w_winrow; /* first row of window in screen */ 2111 #endif 2112 int w_height; /* number of rows in window, excluding 2113 status/command line(s) */ 2114 #ifdef FEAT_WINDOWS 2115 int w_status_height; /* number of status lines (0 or 1) */ 2116 #endif 2117 #ifdef FEAT_VERTSPLIT 2118 int w_wincol; /* Leftmost column of window in screen. 2119 use W_WINCOL() */ 2120 int w_width; /* Width of window, excluding separation. 2121 use W_WIDTH() */ 2122 int w_vsep_width; /* Number of separator columns (0 or 1). 2123 use W_VSEP_WIDTH() */ 2124 #endif 2125 2126 /* 2127 * === start of cached values ==== 2128 */ 2129 /* 2130 * Recomputing is minimized by storing the result of computations. 2131 * Use functions in screen.c to check if they are valid and to update. 2132 * w_valid is a bitfield of flags, which indicate if specific values are 2133 * valid or need to be recomputed. See screen.c for values. 2134 */ 2135 int w_valid; 2136 pos_T w_valid_cursor; /* last known position of w_cursor, used 2137 to adjust w_valid */ 2138 colnr_T w_valid_leftcol; /* last known w_leftcol */ 2139 2140 /* 2141 * w_cline_height is the number of physical lines taken by the buffer line 2142 * that the cursor is on. We use this to avoid extra calls to plines(). 2143 */ 2144 int w_cline_height; /* current size of cursor line */ 2145 #ifdef FEAT_FOLDING 2146 int w_cline_folded; /* cursor line is folded */ 2147 #endif 2148 2149 int w_cline_row; /* starting row of the cursor line */ 2150 2151 colnr_T w_virtcol; /* column number of the cursor in the 2152 buffer line, as opposed to the column 2153 number we're at on the screen. This 2154 makes a difference on lines which span 2155 more than one screen line or when 2156 w_leftcol is non-zero */ 2157 2158 /* 2159 * w_wrow and w_wcol specify the cursor position in the window. 2160 * This is related to positions in the window, not in the display or 2161 * buffer, thus w_wrow is relative to w_winrow. 2162 */ 2163 int w_wrow, w_wcol; /* cursor position in window */ 2164 2165 linenr_T w_botline; /* number of the line below the bottom of 2166 the screen */ 2167 int w_empty_rows; /* number of ~ rows in window */ 2168 #ifdef FEAT_DIFF 2169 int w_filler_rows; /* number of filler rows at the end of the 2170 window */ 2171 #endif 2172 2173 /* 2174 * Info about the lines currently in the window is remembered to avoid 2175 * recomputing it every time. The allocated size of w_lines[] is Rows. 2176 * Only the w_lines_valid entries are actually valid. 2177 * When the display is up-to-date w_lines[0].wl_lnum is equal to w_topline 2178 * and w_lines[w_lines_valid - 1].wl_lnum is equal to w_botline. 2179 * Between changing text and updating the display w_lines[] represents 2180 * what is currently displayed. wl_valid is reset to indicated this. 2181 * This is used for efficient redrawing. 2182 */ 2183 int w_lines_valid; /* number of valid entries */ 2184 wline_T *w_lines; 2185 2186 #ifdef FEAT_FOLDING 2187 garray_T w_folds; /* array of nested folds */ 2188 char w_fold_manual; /* when TRUE: some folds are opened/closed 2189 manually */ 2190 char w_foldinvalid; /* when TRUE: folding needs to be 2191 recomputed */ 2192 #endif 2193 #ifdef FEAT_LINEBREAK 2194 int w_nrwidth; /* width of 'number' and 'relativenumber' 2195 column being used */ 2196 #endif 2197 2198 /* 2199 * === end of cached values === 2200 */ 2201 2202 int w_redr_type; /* type of redraw to be performed on win */ 2203 int w_upd_rows; /* number of window lines to update when 2204 w_redr_type is REDRAW_TOP */ 2205 linenr_T w_redraw_top; /* when != 0: first line needing redraw */ 2206 linenr_T w_redraw_bot; /* when != 0: last line needing redraw */ 2207 #ifdef FEAT_WINDOWS 2208 int w_redr_status; /* if TRUE status line must be redrawn */ 2209 #endif 2210 2211 #ifdef FEAT_CMDL_INFO 2212 /* remember what is shown in the ruler for this window (if 'ruler' set) */ 2213 pos_T w_ru_cursor; /* cursor position shown in ruler */ 2214 colnr_T w_ru_virtcol; /* virtcol shown in ruler */ 2215 linenr_T w_ru_topline; /* topline shown in ruler */ 2216 linenr_T w_ru_line_count; /* line count used for ruler */ 2217 # ifdef FEAT_DIFF 2218 int w_ru_topfill; /* topfill shown in ruler */ 2219 # endif 2220 char w_ru_empty; /* TRUE if ruler shows 0-1 (empty line) */ 2221 #endif 2222 2223 int w_alt_fnum; /* alternate file (for # and CTRL-^) */ 2224 2225 #ifdef FEAT_WINDOWS 2226 alist_T *w_alist; /* pointer to arglist for this window */ 2227 #endif 2228 int w_arg_idx; /* current index in argument list (can be 2229 out of range!) */ 2230 int w_arg_idx_invalid; /* editing another file than w_arg_idx */ 2231 2232 char_u *w_localdir; /* absolute path of local directory or 2233 NULL */ 2234 /* 2235 * Options local to a window. 2236 * They are local because they influence the layout of the window or 2237 * depend on the window layout. 2238 * There are two values: w_onebuf_opt is local to the buffer currently in 2239 * this window, w_allbuf_opt is for all buffers in this window. 2240 */ 2241 winopt_T w_onebuf_opt; 2242 winopt_T w_allbuf_opt; 2243 2244 /* A few options have local flags for P_INSECURE. */ 2245 #ifdef FEAT_STL_OPT 2246 long_u w_p_stl_flags; /* flags for 'statusline' */ 2247 #endif 2248 #ifdef FEAT_EVAL 2249 long_u w_p_fde_flags; /* flags for 'foldexpr' */ 2250 long_u w_p_fdt_flags; /* flags for 'foldtext' */ 2251 #endif 2252 #ifdef FEAT_SYN_HL 2253 int *w_p_cc_cols; /* array of columns to highlight or NULL */ 2254 #endif 2255 #ifdef FEAT_LINEBREAK 2256 int w_p_brimin; /* minimum width for breakindent */ 2257 int w_p_brishift; /* additional shift for breakindent */ 2258 int w_p_brisbr; /* sbr in 'briopt' */ 2259 #endif 2260 2261 /* transform a pointer to a "onebuf" option into a "allbuf" option */ 2262 #define GLOBAL_WO(p) ((char *)p + sizeof(winopt_T)) 2263 2264 #ifdef FEAT_SCROLLBIND 2265 long w_scbind_pos; 2266 #endif 2267 2268 #ifdef FEAT_EVAL 2269 dictitem_T w_winvar; /* variable for "w:" Dictionary */ 2270 dict_T *w_vars; /* internal variables, local to window */ 2271 #endif 2272 2273 #if defined(FEAT_RIGHTLEFT) && defined(FEAT_FKMAP) 2274 int w_farsi; /* for the window dependent Farsi functions */ 2275 #endif 2276 2277 /* 2278 * The w_prev_pcmark field is used to check whether we really did jump to 2279 * a new line after setting the w_pcmark. If not, then we revert to 2280 * using the previous w_pcmark. 2281 */ 2282 pos_T w_pcmark; /* previous context mark */ 2283 pos_T w_prev_pcmark; /* previous w_pcmark */ 2284 2285 #ifdef FEAT_JUMPLIST 2286 /* 2287 * the jumplist contains old cursor positions 2288 */ 2289 xfmark_T w_jumplist[JUMPLISTSIZE]; 2290 int w_jumplistlen; /* number of active entries */ 2291 int w_jumplistidx; /* current position */ 2292 2293 int w_changelistidx; /* current position in b_changelist */ 2294 #endif 2295 2296 #ifdef FEAT_SEARCH_EXTRA 2297 matchitem_T *w_match_head; /* head of match list */ 2298 int w_next_match_id; /* next match ID */ 2299 #endif 2300 2301 /* 2302 * the tagstack grows from 0 upwards: 2303 * entry 0: older 2304 * entry 1: newer 2305 * entry 2: newest 2306 */ 2307 taggy_T w_tagstack[TAGSTACKSIZE]; /* the tag stack */ 2308 int w_tagstackidx; /* idx just below active entry */ 2309 int w_tagstacklen; /* number of tags on stack */ 2310 2311 /* 2312 * w_fraction is the fractional row of the cursor within the window, from 2313 * 0 at the top row to FRACTION_MULT at the last row. 2314 * w_prev_fraction_row was the actual cursor row when w_fraction was last 2315 * calculated. 2316 */ 2317 int w_fraction; 2318 int w_prev_fraction_row; 2319 2320 #ifdef FEAT_GUI 2321 scrollbar_T w_scrollbars[2]; /* vert. Scrollbars for this window */ 2322 #endif 2323 #ifdef FEAT_LINEBREAK 2324 linenr_T w_nrwidth_line_count; /* line count when ml_nrwidth_width 2325 * was computed. */ 2326 long w_nuw_cached; /* 'numberwidth' option cached */ 2327 int w_nrwidth_width; /* nr of chars to print line count. */ 2328 #endif 2329 2330 #ifdef FEAT_QUICKFIX 2331 qf_info_T *w_llist; /* Location list for this window */ 2332 /* 2333 * Location list reference used in the location list window. 2334 * In a non-location list window, w_llist_ref is NULL. 2335 */ 2336 qf_info_T *w_llist_ref; 2337 #endif 2338 2339 2340 #ifdef FEAT_MZSCHEME 2341 void *w_mzscheme_ref; /* The MzScheme value for this window */ 2342 #endif 2343 2344 #ifdef FEAT_PERL 2345 void *w_perl_private; 2346 #endif 2347 2348 #ifdef FEAT_PYTHON 2349 void *w_python_ref; /* The Python value for this window */ 2350 #endif 2351 2352 #ifdef FEAT_PYTHON3 2353 void *w_python3_ref; /* The Python value for this window */ 2354 #endif 2355 2356 #ifdef FEAT_TCL 2357 void *w_tcl_ref; 2358 #endif 2359 2360 #ifdef FEAT_RUBY 2361 void *w_ruby_ref; 2362 #endif 2363 }; 2364 2365 /* 2366 * Arguments for operators. 2367 */ 2368 typedef struct oparg_S 2369 { 2370 int op_type; /* current pending operator type */ 2371 int regname; /* register to use for the operator */ 2372 int motion_type; /* type of the current cursor motion */ 2373 int motion_force; /* force motion type: 'v', 'V' or CTRL-V */ 2374 int use_reg_one; /* TRUE if delete uses reg 1 even when not 2375 linewise */ 2376 int inclusive; /* TRUE if char motion is inclusive (only 2377 valid when motion_type is MCHAR */ 2378 int end_adjusted; /* backuped b_op_end one char (only used by 2379 do_format()) */ 2380 pos_T start; /* start of the operator */ 2381 pos_T end; /* end of the operator */ 2382 pos_T cursor_start; /* cursor position before motion for "gw" */ 2383 2384 long line_count; /* number of lines from op_start to op_end 2385 (inclusive) */ 2386 int empty; /* op_start and op_end the same (only used by 2387 do_change()) */ 2388 int is_VIsual; /* operator on Visual area */ 2389 int block_mode; /* current operator is Visual block mode */ 2390 colnr_T start_vcol; /* start col for block mode operator */ 2391 colnr_T end_vcol; /* end col for block mode operator */ 2392 #ifdef FEAT_AUTOCMD 2393 long prev_opcount; /* ca.opcount saved for K_CURSORHOLD */ 2394 long prev_count0; /* ca.count0 saved for K_CURSORHOLD */ 2395 #endif 2396 } oparg_T; 2397 2398 /* 2399 * Arguments for Normal mode commands. 2400 */ 2401 typedef struct cmdarg_S 2402 { 2403 oparg_T *oap; /* Operator arguments */ 2404 int prechar; /* prefix character (optional, always 'g') */ 2405 int cmdchar; /* command character */ 2406 int nchar; /* next command character (optional) */ 2407 #ifdef FEAT_MBYTE 2408 int ncharC1; /* first composing character (optional) */ 2409 int ncharC2; /* second composing character (optional) */ 2410 #endif 2411 int extra_char; /* yet another character (optional) */ 2412 long opcount; /* count before an operator */ 2413 long count0; /* count before command, default 0 */ 2414 long count1; /* count before command, default 1 */ 2415 int arg; /* extra argument from nv_cmds[] */ 2416 int retval; /* return: CA_* values */ 2417 char_u *searchbuf; /* return: pointer to search pattern or NULL */ 2418 } cmdarg_T; 2419 2420 /* values for retval: */ 2421 #define CA_COMMAND_BUSY 1 /* skip restarting edit() once */ 2422 #define CA_NO_ADJ_OP_END 2 /* don't adjust operator end */ 2423 2424 #ifdef CURSOR_SHAPE 2425 /* 2426 * struct to store values from 'guicursor' and 'mouseshape' 2427 */ 2428 /* Indexes in shape_table[] */ 2429 #define SHAPE_IDX_N 0 /* Normal mode */ 2430 #define SHAPE_IDX_V 1 /* Visual mode */ 2431 #define SHAPE_IDX_I 2 /* Insert mode */ 2432 #define SHAPE_IDX_R 3 /* Replace mode */ 2433 #define SHAPE_IDX_C 4 /* Command line Normal mode */ 2434 #define SHAPE_IDX_CI 5 /* Command line Insert mode */ 2435 #define SHAPE_IDX_CR 6 /* Command line Replace mode */ 2436 #define SHAPE_IDX_O 7 /* Operator-pending mode */ 2437 #define SHAPE_IDX_VE 8 /* Visual mode with 'selection' exclusive */ 2438 #define SHAPE_IDX_CLINE 9 /* On command line */ 2439 #define SHAPE_IDX_STATUS 10 /* A status line */ 2440 #define SHAPE_IDX_SDRAG 11 /* dragging a status line */ 2441 #define SHAPE_IDX_VSEP 12 /* A vertical separator line */ 2442 #define SHAPE_IDX_VDRAG 13 /* dragging a vertical separator line */ 2443 #define SHAPE_IDX_MORE 14 /* Hit-return or More */ 2444 #define SHAPE_IDX_MOREL 15 /* Hit-return or More in last line */ 2445 #define SHAPE_IDX_SM 16 /* showing matching paren */ 2446 #define SHAPE_IDX_COUNT 17 2447 2448 #define SHAPE_BLOCK 0 /* block cursor */ 2449 #define SHAPE_HOR 1 /* horizontal bar cursor */ 2450 #define SHAPE_VER 2 /* vertical bar cursor */ 2451 2452 #define MSHAPE_NUMBERED 1000 /* offset for shapes identified by number */ 2453 #define MSHAPE_HIDE 1 /* hide mouse pointer */ 2454 2455 #define SHAPE_MOUSE 1 /* used for mouse pointer shape */ 2456 #define SHAPE_CURSOR 2 /* used for text cursor shape */ 2457 2458 typedef struct cursor_entry 2459 { 2460 int shape; /* one of the SHAPE_ defines */ 2461 int mshape; /* one of the MSHAPE defines */ 2462 int percentage; /* percentage of cell for bar */ 2463 long blinkwait; /* blinking, wait time before blinking starts */ 2464 long blinkon; /* blinking, on time */ 2465 long blinkoff; /* blinking, off time */ 2466 int id; /* highlight group ID */ 2467 int id_lm; /* highlight group ID for :lmap mode */ 2468 char *name; /* mode name (fixed) */ 2469 char used_for; /* SHAPE_MOUSE and/or SHAPE_CURSOR */ 2470 } cursorentry_T; 2471 #endif /* CURSOR_SHAPE */ 2472 2473 #ifdef FEAT_MENU 2474 2475 /* Indices into vimmenu_T->strings[] and vimmenu_T->noremap[] for each mode */ 2476 #define MENU_INDEX_INVALID -1 2477 #define MENU_INDEX_NORMAL 0 2478 #define MENU_INDEX_VISUAL 1 2479 #define MENU_INDEX_SELECT 2 2480 #define MENU_INDEX_OP_PENDING 3 2481 #define MENU_INDEX_INSERT 4 2482 #define MENU_INDEX_CMDLINE 5 2483 #define MENU_INDEX_TIP 6 2484 #define MENU_MODES 7 2485 2486 /* Menu modes */ 2487 #define MENU_NORMAL_MODE (1 << MENU_INDEX_NORMAL) 2488 #define MENU_VISUAL_MODE (1 << MENU_INDEX_VISUAL) 2489 #define MENU_SELECT_MODE (1 << MENU_INDEX_SELECT) 2490 #define MENU_OP_PENDING_MODE (1 << MENU_INDEX_OP_PENDING) 2491 #define MENU_INSERT_MODE (1 << MENU_INDEX_INSERT) 2492 #define MENU_CMDLINE_MODE (1 << MENU_INDEX_CMDLINE) 2493 #define MENU_TIP_MODE (1 << MENU_INDEX_TIP) 2494 #define MENU_ALL_MODES ((1 << MENU_INDEX_TIP) - 1) 2495 /*note MENU_INDEX_TIP is not a 'real' mode*/ 2496 2497 /* Start a menu name with this to not include it on the main menu bar */ 2498 #define MNU_HIDDEN_CHAR ']' 2499 2500 typedef struct VimMenu vimmenu_T; 2501 2502 struct VimMenu 2503 { 2504 int modes; /* Which modes is this menu visible for? */ 2505 int enabled; /* for which modes the menu is enabled */ 2506 char_u *name; /* Name of menu, possibly translated */ 2507 char_u *dname; /* Displayed Name ("name" without '&') */ 2508 #ifdef FEAT_MULTI_LANG 2509 char_u *en_name; /* "name" untranslated, NULL when "name" 2510 * was not translated */ 2511 char_u *en_dname; /* "dname" untranslated, NULL when "dname" 2512 * was not translated */ 2513 #endif 2514 int mnemonic; /* mnemonic key (after '&') */ 2515 char_u *actext; /* accelerator text (after TAB) */ 2516 int priority; /* Menu order priority */ 2517 #ifdef FEAT_GUI 2518 void (*cb)(vimmenu_T *); /* Call-back routine */ 2519 #endif 2520 #ifdef FEAT_TOOLBAR 2521 char_u *iconfile; /* name of file for icon or NULL */ 2522 int iconidx; /* icon index (-1 if not set) */ 2523 int icon_builtin; /* icon names is BuiltIn{nr} */ 2524 #endif 2525 char_u *strings[MENU_MODES]; /* Mapped string for each mode */ 2526 int noremap[MENU_MODES]; /* A REMAP_ flag for each mode */ 2527 char silent[MENU_MODES]; /* A silent flag for each mode */ 2528 vimmenu_T *children; /* Children of sub-menu */ 2529 vimmenu_T *parent; /* Parent of menu */ 2530 vimmenu_T *next; /* Next item in menu */ 2531 #ifdef FEAT_GUI_X11 2532 Widget id; /* Manage this to enable item */ 2533 Widget submenu_id; /* If this is submenu, add children here */ 2534 #endif 2535 #ifdef FEAT_GUI_GTK 2536 GtkWidget *id; /* Manage this to enable item */ 2537 GtkWidget *submenu_id; /* If this is submenu, add children here */ 2538 GtkWidget *tearoff_handle; 2539 GtkWidget *label; /* Used by "set wak=" code. */ 2540 #endif 2541 #ifdef FEAT_GUI_MOTIF 2542 int sensitive; /* turn button on/off */ 2543 char **xpm; /* pixmap data */ 2544 char *xpm_fname; /* file with pixmap data */ 2545 #endif 2546 #ifdef FEAT_GUI_ATHENA 2547 Pixmap image; /* Toolbar image */ 2548 #endif 2549 #ifdef FEAT_BEVAL_TIP 2550 BalloonEval *tip; /* tooltip for this menu item */ 2551 #endif 2552 #ifdef FEAT_GUI_W16 2553 UINT id; /* Id of menu item */ 2554 HMENU submenu_id; /* If this is submenu, add children here */ 2555 #endif 2556 #ifdef FEAT_GUI_W32 2557 UINT id; /* Id of menu item */ 2558 HMENU submenu_id; /* If this is submenu, add children here */ 2559 HWND tearoff_handle; /* hWnd of tearoff if created */ 2560 #endif 2561 #ifdef FEAT_GUI_MAC 2562 /* MenuHandle id; */ 2563 /* short index; */ /* the item index within the father menu */ 2564 short menu_id; /* the menu id to which this item belong */ 2565 short submenu_id; /* the menu id of the children (could be 2566 get through some tricks) */ 2567 MenuHandle menu_handle; 2568 MenuHandle submenu_handle; 2569 #endif 2570 #ifdef FEAT_GUI_PHOTON 2571 PtWidget_t *id; 2572 PtWidget_t *submenu_id; 2573 #endif 2574 }; 2575 #else 2576 /* For generating prototypes when FEAT_MENU isn't defined. */ 2577 typedef int vimmenu_T; 2578 2579 #endif /* FEAT_MENU */ 2580 2581 /* 2582 * Struct to save values in before executing autocommands for a buffer that is 2583 * not the current buffer. Without FEAT_AUTOCMD only "curbuf" is remembered. 2584 */ 2585 typedef struct 2586 { 2587 buf_T *save_curbuf; /* saved curbuf */ 2588 #ifdef FEAT_AUTOCMD 2589 int use_aucmd_win; /* using aucmd_win */ 2590 win_T *save_curwin; /* saved curwin */ 2591 win_T *new_curwin; /* new curwin */ 2592 buf_T *new_curbuf; /* new curbuf */ 2593 char_u *globaldir; /* saved value of globaldir */ 2594 #endif 2595 } aco_save_T; 2596 2597 /* 2598 * Generic option table item, only used for printer at the moment. 2599 */ 2600 typedef struct 2601 { 2602 const char *name; 2603 int hasnum; 2604 long number; 2605 char_u *string; /* points into option string */ 2606 int strlen; 2607 int present; 2608 } option_table_T; 2609 2610 /* 2611 * Structure to hold printing color and font attributes. 2612 */ 2613 typedef struct 2614 { 2615 long_u fg_color; 2616 long_u bg_color; 2617 int bold; 2618 int italic; 2619 int underline; 2620 int undercurl; 2621 } prt_text_attr_T; 2622 2623 /* 2624 * Structure passed back to the generic printer code. 2625 */ 2626 typedef struct 2627 { 2628 int n_collated_copies; 2629 int n_uncollated_copies; 2630 int duplex; 2631 int chars_per_line; 2632 int lines_per_page; 2633 int has_color; 2634 prt_text_attr_T number; 2635 #ifdef FEAT_SYN_HL 2636 int modec; 2637 int do_syntax; 2638 #endif 2639 int user_abort; 2640 char_u *jobname; 2641 #ifdef FEAT_POSTSCRIPT 2642 char_u *outfile; 2643 char_u *arguments; 2644 #endif 2645 } prt_settings_T; 2646 2647 #define PRINT_NUMBER_WIDTH 8 2648 2649 /* 2650 * Used for popup menu items. 2651 */ 2652 typedef struct 2653 { 2654 char_u *pum_text; /* main menu text */ 2655 char_u *pum_kind; /* extra kind text (may be truncated) */ 2656 char_u *pum_extra; /* extra menu text (may be truncated) */ 2657 char_u *pum_info; /* extra info */ 2658 } pumitem_T; 2659 2660 /* 2661 * Structure used for get_tagfname(). 2662 */ 2663 typedef struct 2664 { 2665 char_u *tn_tags; /* value of 'tags' when starting */ 2666 char_u *tn_np; /* current position in tn_tags */ 2667 int tn_did_filefind_init; 2668 int tn_hf_idx; 2669 void *tn_search_ctx; 2670 } tagname_T; 2671 2672 /* 2673 * Array indexes used for cptext argument of ins_compl_add(). 2674 */ 2675 #define CPT_ABBR 0 /* "abbr" */ 2676 #define CPT_MENU 1 /* "menu" */ 2677 #define CPT_KIND 2 /* "kind" */ 2678 #define CPT_INFO 3 /* "info" */ 2679 #define CPT_COUNT 4 /* Number of entries */ 2680 2681 typedef struct { 2682 UINT32_T total[2]; 2683 UINT32_T state[8]; 2684 char_u buffer[64]; 2685 } context_sha256_T; 2686 2687 /* 2688 * Structure used for reading in json_decode(). 2689 */ 2690 struct js_reader 2691 { 2692 char_u *js_buf; /* text to be decoded */ 2693 char_u *js_end; /* NUL in js_buf */ 2694 int js_used; /* bytes used from js_buf */ 2695 int (*js_fill)(struct js_reader *); 2696 /* function to fill the buffer or NULL; 2697 * return TRUE when the buffer was filled */ 2698 void *js_cookie; /* can be used by js_fill */ 2699 }; 2700 typedef struct js_reader js_read_T; 2701