Mercurial > vim
annotate src/macros.h @ 8295:18fd94bd4eb8 v7.4.1440
commit https://github.com/vim/vim/commit/fefecb0fbe14c44d46f91036d76bbb6c28162da8
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Feb 27 21:27:20 2016 +0100
patch 7.4.1440
Problem: Can't build on Windows.
Solution: Change #ifdefs. Only define isnan when used.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 27 Feb 2016 21:30:05 +0100 |
| parents | 6ae3fb4fe7c1 |
| children | 2230c0da23bd |
| rev | line source |
|---|---|
| 7 | 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 * macros.h: macro definitions for often used code | |
| 11 */ | |
| 12 | |
| 13 /* | |
| 14 * pchar(lp, c) - put character 'c' at position 'lp' | |
| 15 */ | |
| 16 #define pchar(lp, c) (*(ml_get_buf(curbuf, (lp).lnum, TRUE) + (lp).col) = (c)) | |
| 17 | |
| 18 /* | |
| 19 * Position comparisons | |
| 20 */ | |
| 21 #ifdef FEAT_VIRTUALEDIT | |
| 22 # define lt(a, b) (((a).lnum != (b).lnum) \ | |
| 23 ? (a).lnum < (b).lnum \ | |
| 24 : (a).col != (b).col \ | |
| 25 ? (a).col < (b).col \ | |
| 26 : (a).coladd < (b).coladd) | |
| 27 # define ltp(a, b) (((a)->lnum != (b)->lnum) \ | |
| 28 ? (a)->lnum < (b)->lnum \ | |
| 29 : (a)->col != (b)->col \ | |
| 30 ? (a)->col < (b)->col \ | |
| 31 : (a)->coladd < (b)->coladd) | |
| 32 # define equalpos(a, b) (((a).lnum == (b).lnum) && ((a).col == (b).col) && ((a).coladd == (b).coladd)) | |
| 698 | 33 # define clearpos(a) {(a)->lnum = 0; (a)->col = 0; (a)->coladd = 0;} |
| 7 | 34 #else |
| 35 # define lt(a, b) (((a).lnum != (b).lnum) \ | |
| 36 ? ((a).lnum < (b).lnum) : ((a).col < (b).col)) | |
| 37 # define ltp(a, b) (((a)->lnum != (b)->lnum) \ | |
| 38 ? ((a)->lnum < (b)->lnum) : ((a)->col < (b)->col)) | |
| 39 # define equalpos(a, b) (((a).lnum == (b).lnum) && ((a).col == (b).col)) | |
| 698 | 40 # define clearpos(a) {(a)->lnum = 0; (a)->col = 0;} |
| 7 | 41 #endif |
| 42 | |
| 43 #define ltoreq(a, b) (lt(a, b) || equalpos(a, b)) | |
| 44 | |
| 45 /* | |
| 46 * lineempty() - return TRUE if the line is empty | |
| 47 */ | |
| 48 #define lineempty(p) (*ml_get(p) == NUL) | |
| 49 | |
| 50 /* | |
| 51 * bufempty() - return TRUE if the current buffer is empty | |
| 52 */ | |
| 53 #define bufempty() (curbuf->b_ml.ml_line_count == 1 && *ml_get((linenr_T)1) == NUL) | |
| 54 | |
| 55 /* | |
| 56 * toupper() and tolower() that use the current locale. | |
| 1365 | 57 * On some systems toupper()/tolower() only work on lower/uppercase |
| 58 * characters, first use islower() or isupper() then. | |
| 7 | 59 * Careful: Only call TOUPPER_LOC() and TOLOWER_LOC() with a character in the |
| 60 * range 0 - 255. toupper()/tolower() on some systems can't handle others. | |
| 1365 | 61 * Note: It is often better to use MB_TOLOWER() and MB_TOUPPER(), because many |
| 62 * toupper() and tolower() implementations only work for ASCII. | |
| 7 | 63 */ |
| 64 #ifdef MSWIN | |
| 65 # define TOUPPER_LOC(c) toupper_tab[(c) & 255] | |
| 66 # define TOLOWER_LOC(c) tolower_tab[(c) & 255] | |
| 67 #else | |
| 68 # ifdef BROKEN_TOUPPER | |
| 69 # define TOUPPER_LOC(c) (islower(c) ? toupper(c) : (c)) | |
| 70 # define TOLOWER_LOC(c) (isupper(c) ? tolower(c) : (c)) | |
| 71 # else | |
| 72 # define TOUPPER_LOC toupper | |
| 73 # define TOLOWER_LOC tolower | |
| 74 # endif | |
| 75 #endif | |
| 76 | |
| 77 /* toupper() and tolower() for ASCII only and ignore the current locale. */ | |
| 78 #ifdef EBCDIC | |
| 79 # define TOUPPER_ASC(c) (islower(c) ? toupper(c) : (c)) | |
| 80 # define TOLOWER_ASC(c) (isupper(c) ? tolower(c) : (c)) | |
| 81 #else | |
| 82 # define TOUPPER_ASC(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) - ('a' - 'A')) | |
| 83 # define TOLOWER_ASC(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) + ('a' - 'A')) | |
| 84 #endif | |
| 85 | |
| 86 /* | |
| 87 * MB_ISLOWER() and MB_ISUPPER() are to be used on multi-byte characters. But | |
| 492 | 88 * don't use them for negative values! |
| 7 | 89 */ |
| 90 #ifdef FEAT_MBYTE | |
| 492 | 91 # define MB_ISLOWER(c) vim_islower(c) |
| 92 # define MB_ISUPPER(c) vim_isupper(c) | |
| 93 # define MB_TOLOWER(c) vim_tolower(c) | |
| 94 # define MB_TOUPPER(c) vim_toupper(c) | |
| 7 | 95 #else |
| 96 # define MB_ISLOWER(c) islower(c) | |
| 97 # define MB_ISUPPER(c) isupper(c) | |
| 98 # define MB_TOLOWER(c) TOLOWER_LOC(c) | |
| 99 # define MB_TOUPPER(c) TOUPPER_LOC(c) | |
| 100 #endif | |
| 101 | |
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102 /* Use our own isdigit() replacement, because on MS-Windows isdigit() returns |
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103 * non-zero for superscript 1. Also avoids that isdigit() crashes for numbers |
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104 * below 0 and above 255. */ |
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105 #define VIM_ISDIGIT(c) ((unsigned)(c) - '0' < 10) |
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106 |
| 7 | 107 /* Like isalpha() but reject non-ASCII characters. Can't be used with a |
| 108 * special key (negative value). */ | |
| 109 #ifdef EBCDIC | |
| 110 # define ASCII_ISALPHA(c) isalpha(c) | |
| 111 # define ASCII_ISALNUM(c) isalnum(c) | |
| 112 # define ASCII_ISLOWER(c) islower(c) | |
| 113 # define ASCII_ISUPPER(c) isupper(c) | |
| 114 #else | |
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115 # define ASCII_ISLOWER(c) ((unsigned)(c) - 'a' < 26) |
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116 # define ASCII_ISUPPER(c) ((unsigned)(c) - 'A' < 26) |
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117 # define ASCII_ISALPHA(c) (ASCII_ISUPPER(c) || ASCII_ISLOWER(c)) |
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118 # define ASCII_ISALNUM(c) (ASCII_ISALPHA(c) || VIM_ISDIGIT(c)) |
| 7 | 119 #endif |
| 120 | |
| 6909 | 121 /* Returns empty string if it is NULL. */ |
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122 #define EMPTY_IF_NULL(x) ((x) ? (x) : (char_u *)"") |
| 6909 | 123 |
| 7 | 124 #ifdef FEAT_LANGMAP |
| 125 /* | |
| 126 * Adjust chars in a language according to 'langmap' option. | |
| 1811 | 127 * NOTE that there is no noticeable overhead if 'langmap' is not set. |
| 128 * When set the overhead for characters < 256 is small. | |
| 6339 | 129 * Don't apply 'langmap' if the character comes from the Stuff buffer or from |
| 130 * a mapping and the langnoremap option was set. | |
| 7 | 131 * The do-while is just to ignore a ';' after the macro. |
| 132 */ | |
| 1811 | 133 # ifdef FEAT_MBYTE |
| 134 # define LANGMAP_ADJUST(c, condition) \ | |
| 135 do { \ | |
| 6339 | 136 if (*p_langmap \ |
| 137 && (condition) \ | |
| 138 && (!p_lnr || (p_lnr && typebuf_maplen() == 0)) \ | |
| 139 && !KeyStuffed \ | |
| 140 && (c) >= 0) \ | |
| 1811 | 141 { \ |
| 142 if ((c) < 256) \ | |
| 143 c = langmap_mapchar[c]; \ | |
| 144 else \ | |
| 145 c = langmap_adjust_mb(c); \ | |
| 146 } \ | |
| 7 | 147 } while (0) |
| 1811 | 148 # else |
| 149 # define LANGMAP_ADJUST(c, condition) \ | |
| 150 do { \ | |
| 6339 | 151 if (*p_langmap \ |
| 152 && (condition) \ | |
| 153 && (!p_lnr || (p_lnr && typebuf_maplen() == 0)) \ | |
| 154 && !KeyStuffed \ | |
| 155 && (c) >= 0 && (c) < 256) \ | |
| 2330 | 156 c = langmap_mapchar[c]; \ |
| 1811 | 157 } while (0) |
| 158 # endif | |
| 159 #else | |
| 160 # define LANGMAP_ADJUST(c, condition) /* nop */ | |
| 7 | 161 #endif |
| 162 | |
| 163 /* | |
| 164 * vim_isbreak() is used very often if 'linebreak' is set, use a macro to make | |
| 165 * it work fast. | |
| 166 */ | |
| 167 #define vim_isbreak(c) (breakat_flags[(char_u)(c)]) | |
| 168 | |
| 169 /* | |
| 170 * On VMS file names are different and require a translation. | |
| 171 * On the Mac open() has only two arguments. | |
| 172 */ | |
| 173 #ifdef VMS | |
| 174 # define mch_access(n, p) access(vms_fixfilename(n), (p)) | |
| 175 /* see mch_open() comment */ | |
| 176 # define mch_fopen(n, p) fopen(vms_fixfilename(n), (p)) | |
| 177 # define mch_fstat(n, p) fstat(vms_fixfilename(n), (p)) | |
| 178 /* VMS does not have lstat() */ | |
| 179 # define mch_stat(n, p) stat(vms_fixfilename(n), (p)) | |
| 180 #else | |
| 181 # ifndef WIN32 | |
| 182 # define mch_access(n, p) access((n), (p)) | |
| 183 # endif | |
| 184 # if !(defined(FEAT_MBYTE) && defined(WIN3264)) | |
| 185 # define mch_fopen(n, p) fopen((n), (p)) | |
| 186 # endif | |
| 187 # define mch_fstat(n, p) fstat((n), (p)) | |
| 188 # ifdef MSWIN /* has it's own mch_stat() function */ | |
| 189 # define mch_stat(n, p) vim_stat((n), (p)) | |
| 190 # else | |
| 191 # ifdef STAT_IGNORES_SLASH | |
| 192 /* On Solaris stat() accepts "file/" as if it was "file". Return -1 if | |
| 193 * the name ends in "/" and it's not a directory. */ | |
| 194 # define mch_stat(n, p) (illegal_slash(n) ? -1 : stat((n), (p))) | |
| 195 # else | |
| 196 # define mch_stat(n, p) stat((n), (p)) | |
| 197 # endif | |
| 198 # endif | |
| 199 #endif | |
| 200 | |
| 21 | 201 #ifdef HAVE_LSTAT |
| 202 # define mch_lstat(n, p) lstat((n), (p)) | |
| 203 #else | |
| 204 # define mch_lstat(n, p) mch_stat((n), (p)) | |
| 205 #endif | |
| 206 | |
| 7 | 207 #ifdef MACOS_CLASSIC |
| 208 /* MacOS classic doesn't support perm but MacOS X does. */ | |
| 209 # define mch_open(n, m, p) open((n), (m)) | |
| 210 #else | |
| 211 # ifdef VMS | |
| 212 /* | |
| 213 * It is possible to force some record format with: | |
| 214 * # define mch_open(n, m, p) open(vms_fixfilename(n), (m), (p)), "rat=cr", "rfm=stmlf", "mrs=0") | |
| 1199 | 215 * but it is not recommended, because it can destroy indexes etc. |
| 7 | 216 */ |
| 217 # define mch_open(n, m, p) open(vms_fixfilename(n), (m), (p)) | |
| 218 # else | |
| 219 # if !(defined(FEAT_MBYTE) && defined(WIN3264)) | |
| 220 # define mch_open(n, m, p) open((n), (m), (p)) | |
| 221 # endif | |
| 222 # endif | |
| 223 #endif | |
| 224 | |
| 225 /* mch_open_rw(): invoke mch_open() with third argument for user R/W. */ | |
| 226 #if defined(UNIX) || defined(VMS) /* open in rw------- mode */ | |
| 227 # define mch_open_rw(n, f) mch_open((n), (f), (mode_t)0600) | |
| 228 #else | |
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229 # if defined(MSWIN) /* open read/write */ |
| 7 | 230 # define mch_open_rw(n, f) mch_open((n), (f), S_IREAD | S_IWRITE) |
| 231 # else | |
| 232 # define mch_open_rw(n, f) mch_open((n), (f), 0) | |
| 233 # endif | |
| 234 #endif | |
| 235 | |
| 236 #ifdef STARTUPTIME | |
| 1972 | 237 # define TIME_MSG(s) { if (time_fd != NULL) time_msg(s, NULL); } |
| 7 | 238 #else |
| 239 # define TIME_MSG(s) | |
| 240 #endif | |
| 241 | |
| 242 #ifdef FEAT_VREPLACE | |
| 243 # define REPLACE_NORMAL(s) (((s) & REPLACE_FLAG) && !((s) & VREPLACE_FLAG)) | |
| 244 #else | |
| 245 # define REPLACE_NORMAL(s) ((s) & REPLACE_FLAG) | |
| 246 #endif | |
| 247 | |
| 248 #ifdef FEAT_ARABIC | |
| 249 # define UTF_COMPOSINGLIKE(p1, p2) utf_composinglike((p1), (p2)) | |
| 250 #else | |
| 251 # define UTF_COMPOSINGLIKE(p1, p2) utf_iscomposing(utf_ptr2char(p2)) | |
| 252 #endif | |
| 253 | |
| 254 #ifdef FEAT_RIGHTLEFT | |
| 255 /* Whether to draw the vertical bar on the right side of the cell. */ | |
| 256 # define CURSOR_BAR_RIGHT (curwin->w_p_rl && (!(State & CMDLINE) || cmdmsg_rl)) | |
| 257 #endif | |
| 13 | 258 |
| 39 | 259 /* |
| 260 * mb_ptr_adv(): advance a pointer to the next character, taking care of | |
| 261 * multi-byte characters if needed. | |
| 262 * mb_ptr_back(): backup a pointer to the previous character, taking care of | |
| 263 * multi-byte characters if needed. | |
| 98 | 264 * MB_COPY_CHAR(f, t): copy one char from "f" to "t" and advance the pointers. |
| 456 | 265 * PTR2CHAR(): get character from pointer. |
| 39 | 266 */ |
| 267 #ifdef FEAT_MBYTE | |
| 3693 | 268 /* Get the length of the character p points to */ |
| 269 # define MB_PTR2LEN(p) (has_mbyte ? (*mb_ptr2len)(p) : 1) | |
| 474 | 270 /* Advance multi-byte pointer, skip over composing chars. */ |
| 271 # define mb_ptr_adv(p) p += has_mbyte ? (*mb_ptr2len)(p) : 1 | |
| 272 /* Advance multi-byte pointer, do not skip over composing chars. */ | |
| 273 # define mb_cptr_adv(p) p += enc_utf8 ? utf_ptr2len(p) : has_mbyte ? (*mb_ptr2len)(p) : 1 | |
| 5905 | 274 /* Backup multi-byte pointer. Only use with "p" > "s" ! */ |
| 377 | 275 # define mb_ptr_back(s, p) p -= has_mbyte ? ((*mb_head_off)(s, p - 1) + 1) : 1 |
| 474 | 276 /* get length of multi-byte char, not including composing chars */ |
| 277 # define mb_cptr2len(p) (enc_utf8 ? utf_ptr2len(p) : (*mb_ptr2len)(p)) | |
| 278 | |
| 98 | 279 # define MB_COPY_CHAR(f, t) if (has_mbyte) mb_copy_char(&f, &t); else *t++ = *f++ |
| 1883 | 280 # define MB_CHARLEN(p) (has_mbyte ? mb_charlen(p) : (int)STRLEN(p)) |
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281 # define MB_CHAR2LEN(c) (has_mbyte ? mb_char2len(c) : 1) |
| 474 | 282 # define PTR2CHAR(p) (has_mbyte ? mb_ptr2char(p) : (int)*(p)) |
| 39 | 283 #else |
| 3693 | 284 # define MB_PTR2LEN(p) 1 |
| 456 | 285 # define mb_ptr_adv(p) ++p |
| 474 | 286 # define mb_cptr_adv(p) ++p |
| 456 | 287 # define mb_ptr_back(s, p) --p |
| 288 # define MB_COPY_CHAR(f, t) *t++ = *f++ | |
| 289 # define MB_CHARLEN(p) STRLEN(p) | |
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290 # define MB_CHAR2LEN(c) 1 |
| 474 | 291 # define PTR2CHAR(p) ((int)*(p)) |
| 39 | 292 #endif |
| 961 | 293 |
| 294 #ifdef FEAT_AUTOCHDIR | |
| 295 # define DO_AUTOCHDIR if (p_acd) do_autochdir(); | |
| 296 #else | |
| 297 # define DO_AUTOCHDIR | |
| 298 #endif | |
| 2583 | 299 |
| 300 #if defined(FEAT_SCROLLBIND) && defined(FEAT_CURSORBIND) | |
| 301 # define RESET_BINDING(wp) (wp)->w_p_scb = FALSE; (wp)->w_p_crb = FALSE | |
| 302 #else | |
| 303 # if defined(FEAT_SCROLLBIND) | |
| 304 # define RESET_BINDING(wp) (wp)->w_p_scb = FALSE | |
| 305 # else | |
| 306 # if defined(FEAT_CURSORBIND) | |
| 307 # define RESET_BINDING(wp) (wp)->w_p_crb = FALSE | |
| 308 # else | |
| 309 # define RESET_BINDING(wp) | |
| 310 # endif | |
| 311 # endif | |
| 312 #endif | |
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313 |
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314 #ifdef FEAT_DIFF |
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315 # define PLINES_NOFILL(x) plines_nofill(x) |
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316 #else |
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317 # define PLINES_NOFILL(x) plines(x) |
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318 #endif |
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319 |
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320 #if defined(FEAT_CHANNEL) || defined(FEAT_JOB) || defined(FEAT_CLIENTSERVER) |
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321 # define MESSAGE_QUEUE |
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322 #endif |
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323 |
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324 #if defined(FEAT_EVAL) && defined(FEAT_FLOAT) |
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325 # include <float.h> |
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326 # if defined(HAVE_MATH_H) |
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327 /* for isnan() and isinf() */ |
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328 # include <math.h> |
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329 # endif |
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330 # ifdef USING_FLOAT_STUFF |
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331 # if defined(WIN32) |
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332 # ifndef isnan |
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333 # define isnan(x) _isnan(x) |
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334 # define isinf(x) (!_finite(x) && !_isnan(x)) |
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335 # endif |
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336 # else |
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337 # ifndef HAVE_ISNAN |
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338 static inline int isnan(double x) { return x != x; } |
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339 # endif |
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340 # ifndef HAVE_ISINF |
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341 static inline int isinf(double x) { return !isnan(x) && isnan(x - x); } |
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342 # endif |
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343 # endif |
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344 # if !defined(INFINITY) |
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345 # if defined(DBL_MAX) |
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346 # define INFINITY (DBL_MAX+DBL_MAX) |
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347 # else |
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348 # define INFINITY (1.0 / 0.0) |
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349 # endif |
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350 # endif |
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351 # if !defined(NAN) |
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352 # define NAN (INFINITY-INFINITY) |
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353 # endif |
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354 # endif |
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355 #endif |