Mercurial > vim
annotate src/os_mac_conv.c @ 9739:39ed49695e9d
Added tag v7.4.2144 for changeset 6818e3c964733dd0b66380596e5f6b74a33727a6
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 02 Aug 2016 21:45:06 +0200 |
| parents | c079097365f3 |
| children | 068f397d0da4 |
| rev | line source |
|---|---|
| 18 | 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 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 /* | |
| 10 * os_mac_conv.c: Code specifically for Mac string conversions. | |
| 11 * | |
| 12 * This code has been put in a separate file to avoid the conflicts that are | |
| 13 * caused by including both the X11 and Carbon header files. | |
| 14 */ | |
| 15 | |
| 16 #define NO_X11_INCLUDES | |
| 2891 | 17 #define BalloonEval int /* used in header files */ |
| 18 | |
| 18 | 19 #include "vim.h" |
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20 |
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21 #if !defined(FEAT_GUI_MAC) && !defined(PROTO) |
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22 # include <CoreServices/CoreServices.h> |
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23 #endif |
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24 |
| 18 | 25 |
| 766 | 26 #if defined(MACOS_CONVERT) || defined(PROTO) |
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27 |
| 766 | 28 # ifdef PROTO |
| 29 /* A few dummy types to be able to generate function prototypes. */ | |
| 30 typedef int UniChar; | |
| 31 typedef int *TECObjectRef; | |
| 32 typedef int CFStringRef; | |
| 33 # endif | |
| 34 | |
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35 static char_u *mac_utf16_to_utf8(UniChar *from, size_t fromLen, size_t *actualLen); |
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36 static UniChar *mac_utf8_to_utf16(char_u *from, size_t fromLen, size_t *actualLen); |
| 168 | 37 |
| 38 /* Converter for composing decomposed HFS+ file paths */ | |
| 39 static TECObjectRef gPathConverter; | |
| 40 /* Converter used by mac_utf16_to_utf8 */ | |
| 41 static TECObjectRef gUTF16ToUTF8Converter; | |
| 42 | |
| 18 | 43 /* |
| 44 * A Mac version of string_convert_ext() for special cases. | |
| 45 */ | |
| 46 char_u * | |
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47 mac_string_convert( |
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48 char_u *ptr, |
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49 int len, |
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50 int *lenp, |
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51 int fail_on_error, |
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52 int from_enc, |
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53 int to_enc, |
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54 int *unconvlenp) |
| 18 | 55 { |
| 56 char_u *retval, *d; | |
| 57 CFStringRef cfstr; | |
| 58 int buflen, in, out, l, i; | |
| 59 CFStringEncoding from; | |
| 60 CFStringEncoding to; | |
| 61 | |
| 62 switch (from_enc) | |
| 63 { | |
| 64 case 'l': from = kCFStringEncodingISOLatin1; break; | |
| 65 case 'm': from = kCFStringEncodingMacRoman; break; | |
| 66 case 'u': from = kCFStringEncodingUTF8; break; | |
| 67 default: return NULL; | |
| 68 } | |
| 69 switch (to_enc) | |
| 70 { | |
| 71 case 'l': to = kCFStringEncodingISOLatin1; break; | |
| 72 case 'm': to = kCFStringEncodingMacRoman; break; | |
| 73 case 'u': to = kCFStringEncodingUTF8; break; | |
| 74 default: return NULL; | |
| 75 } | |
| 76 | |
| 77 if (unconvlenp != NULL) | |
| 78 *unconvlenp = 0; | |
| 79 cfstr = CFStringCreateWithBytes(NULL, ptr, len, from, 0); | |
| 80 | |
| 3143 | 81 if (cfstr == NULL) |
| 168 | 82 fprintf(stderr, "Encoding failed\n"); |
| 18 | 83 /* When conversion failed, try excluding bytes from the end, helps when |
| 84 * there is an incomplete byte sequence. Only do up to 6 bytes to avoid | |
| 1212 | 85 * looping a long time when there really is something unconvertible. */ |
| 18 | 86 while (cfstr == NULL && unconvlenp != NULL && len > 1 && *unconvlenp < 6) |
| 87 { | |
| 88 --len; | |
| 89 ++*unconvlenp; | |
| 90 cfstr = CFStringCreateWithBytes(NULL, ptr, len, from, 0); | |
| 91 } | |
| 92 if (cfstr == NULL) | |
| 93 return NULL; | |
| 168 | 94 |
| 18 | 95 if (to == kCFStringEncodingUTF8) |
| 96 buflen = len * 6 + 1; | |
| 97 else | |
| 98 buflen = len + 1; | |
| 99 retval = alloc(buflen); | |
| 100 if (retval == NULL) | |
| 101 { | |
| 102 CFRelease(cfstr); | |
| 103 return NULL; | |
| 104 } | |
| 168 | 105 |
| 106 #if 0 | |
| 107 CFRange convertRange = CFRangeMake(0, CFStringGetLength(cfstr)); | |
| 108 /* Determine output buffer size */ | |
| 109 CFStringGetBytes(cfstr, convertRange, to, NULL, FALSE, NULL, 0, (CFIndex *)&buflen); | |
| 110 retval = (buflen > 0) ? alloc(buflen) : NULL; | |
| 111 if (retval == NULL) { | |
| 112 CFRelease(cfstr); | |
| 113 return NULL; | |
| 114 } | |
| 115 | |
| 116 if (lenp) | |
| 117 *lenp = buflen / sizeof(char_u); | |
| 118 | |
| 119 if (!CFStringGetBytes(cfstr, convertRange, to, NULL, FALSE, retval, buflen, NULL)) | |
| 120 #endif | |
| 501 | 121 if (!CFStringGetCString(cfstr, (char *)retval, buflen, to)) |
| 18 | 122 { |
| 123 CFRelease(cfstr); | |
| 124 if (fail_on_error) | |
| 125 { | |
| 126 vim_free(retval); | |
| 127 return NULL; | |
| 128 } | |
| 129 | |
| 168 | 130 fprintf(stderr, "Trying char-by-char conversion...\n"); |
| 18 | 131 /* conversion failed for the whole string, but maybe it will work |
| 132 * for each character */ | |
| 133 for (d = retval, in = 0, out = 0; in < len && out < buflen - 1;) | |
| 134 { | |
| 135 if (from == kCFStringEncodingUTF8) | |
| 474 | 136 l = utf_ptr2len(ptr + in); |
| 18 | 137 else |
| 138 l = 1; | |
| 139 cfstr = CFStringCreateWithBytes(NULL, ptr + in, l, from, 0); | |
| 140 if (cfstr == NULL) | |
| 141 { | |
| 142 *d++ = '?'; | |
| 143 out++; | |
| 144 } | |
| 145 else | |
| 146 { | |
| 501 | 147 if (!CFStringGetCString(cfstr, (char *)d, buflen - out, to)) |
| 18 | 148 { |
| 149 *d++ = '?'; | |
| 150 out++; | |
| 151 } | |
| 152 else | |
| 153 { | |
| 501 | 154 i = STRLEN(d); |
| 18 | 155 d += i; |
| 156 out += i; | |
| 157 } | |
| 158 CFRelease(cfstr); | |
| 159 } | |
| 160 in += l; | |
| 161 } | |
| 162 *d = NUL; | |
| 163 if (lenp != NULL) | |
| 164 *lenp = out; | |
| 165 return retval; | |
| 166 } | |
| 167 CFRelease(cfstr); | |
| 168 if (lenp != NULL) | |
| 501 | 169 *lenp = STRLEN(retval); |
| 168 | 170 |
| 18 | 171 return retval; |
| 172 } | |
| 173 | |
| 174 /* | |
| 175 * Conversion from Apple MacRoman char encoding to UTF-8 or latin1, using | |
| 176 * standard Carbon framework. | |
| 177 * Input: "ptr[*sizep]". | |
| 178 * "real_size" is the size of the buffer that "ptr" points to. | |
| 179 * output is in-place, "sizep" is adjusted. | |
| 180 * Returns OK or FAIL. | |
| 181 */ | |
| 182 int | |
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183 macroman2enc( |
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184 char_u *ptr, |
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185 long *sizep, |
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186 long real_size) |
| 18 | 187 { |
| 188 CFStringRef cfstr; | |
| 189 CFRange r; | |
| 190 CFIndex len = *sizep; | |
| 191 | |
| 192 /* MacRoman is an 8-bit encoding, no need to move bytes to | |
| 193 * conv_rest[]. */ | |
| 194 cfstr = CFStringCreateWithBytes(NULL, ptr, len, | |
| 195 kCFStringEncodingMacRoman, 0); | |
| 196 /* | |
| 197 * If there is a conversion error, try using another | |
| 198 * conversion. | |
| 199 */ | |
| 200 if (cfstr == NULL) | |
| 201 return FAIL; | |
| 202 | |
| 203 r.location = 0; | |
| 204 r.length = CFStringGetLength(cfstr); | |
| 205 if (r.length != CFStringGetBytes(cfstr, r, | |
| 206 (enc_utf8) ? kCFStringEncodingUTF8 : kCFStringEncodingISOLatin1, | |
| 207 0, /* no lossy conversion */ | |
| 208 0, /* not external representation */ | |
| 209 ptr + *sizep, real_size - *sizep, &len)) | |
| 210 { | |
| 211 CFRelease(cfstr); | |
| 212 return FAIL; | |
| 213 } | |
| 214 CFRelease(cfstr); | |
| 215 mch_memmove(ptr, ptr + *sizep, len); | |
| 216 *sizep = len; | |
| 217 | |
| 218 return OK; | |
| 219 } | |
| 220 | |
| 221 /* | |
| 222 * Conversion from UTF-8 or latin1 to MacRoman. | |
| 223 * Input: "from[fromlen]" | |
| 224 * Output: "to[maxtolen]" length in "*tolenp" | |
| 225 * Unconverted rest in rest[*restlenp]. | |
| 226 * Returns OK or FAIL. | |
| 227 */ | |
| 228 int | |
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229 enc2macroman( |
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230 char_u *from, |
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231 size_t fromlen, |
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232 char_u *to, |
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233 int *tolenp, |
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234 int maxtolen, |
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235 char_u *rest, |
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236 int *restlenp) |
| 18 | 237 { |
| 238 CFStringRef cfstr; | |
| 239 CFRange r; | |
| 240 CFIndex l; | |
| 241 | |
| 242 *restlenp = 0; | |
| 243 cfstr = CFStringCreateWithBytes(NULL, from, fromlen, | |
| 244 (enc_utf8) ? kCFStringEncodingUTF8 : kCFStringEncodingISOLatin1, | |
| 245 0); | |
| 246 while (cfstr == NULL && *restlenp < 3 && fromlen > 1) | |
| 247 { | |
| 248 rest[*restlenp++] = from[--fromlen]; | |
| 249 cfstr = CFStringCreateWithBytes(NULL, from, fromlen, | |
| 250 (enc_utf8) ? kCFStringEncodingUTF8 : kCFStringEncodingISOLatin1, | |
| 251 0); | |
| 252 } | |
| 253 if (cfstr == NULL) | |
| 254 return FAIL; | |
| 255 | |
| 256 r.location = 0; | |
| 257 r.length = CFStringGetLength(cfstr); | |
| 258 if (r.length != CFStringGetBytes(cfstr, r, | |
| 259 kCFStringEncodingMacRoman, | |
| 260 0, /* no lossy conversion */ | |
| 261 0, /* not external representation (since vim | |
| 262 * handles this internally */ | |
| 263 to, maxtolen, &l)) | |
| 264 { | |
| 265 CFRelease(cfstr); | |
| 266 return FAIL; | |
| 267 } | |
| 268 CFRelease(cfstr); | |
| 269 *tolenp = l; | |
| 270 return OK; | |
| 271 } | |
| 20 | 272 |
| 168 | 273 /* |
| 274 * Initializes text converters | |
| 275 */ | |
| 276 void | |
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277 mac_conv_init(void) |
| 168 | 278 { |
| 279 TextEncoding utf8_encoding; | |
| 280 TextEncoding utf8_hfsplus_encoding; | |
| 281 TextEncoding utf8_canon_encoding; | |
| 282 TextEncoding utf16_encoding; | |
| 283 | |
| 284 utf8_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault, | |
| 285 kTextEncodingDefaultVariant, kUnicodeUTF8Format); | |
| 286 utf8_hfsplus_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault, | |
| 287 kUnicodeHFSPlusCompVariant, kUnicodeUTF8Format); | |
| 288 utf8_canon_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault, | |
| 289 kUnicodeCanonicalCompVariant, kUnicodeUTF8Format); | |
| 290 utf16_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault, | |
| 291 kTextEncodingDefaultVariant, kUnicode16BitFormat); | |
| 292 | |
| 293 if (TECCreateConverter(&gPathConverter, utf8_encoding, | |
| 294 utf8_hfsplus_encoding) != noErr) | |
| 295 gPathConverter = NULL; | |
| 296 | |
| 297 if (TECCreateConverter(&gUTF16ToUTF8Converter, utf16_encoding, | |
| 298 utf8_canon_encoding) != noErr) | |
| 179 | 299 { |
| 300 /* On pre-10.3, Unicode normalization is not available so | |
| 301 * fall back to non-normalizing converter */ | |
| 302 if (TECCreateConverter(&gUTF16ToUTF8Converter, utf16_encoding, | |
| 303 utf8_encoding) != noErr) | |
| 304 gUTF16ToUTF8Converter = NULL; | |
| 305 } | |
| 168 | 306 } |
| 307 | |
| 308 /* | |
| 309 * Destroys text converters | |
| 310 */ | |
| 311 void | |
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312 mac_conv_cleanup(void) |
| 168 | 313 { |
| 314 if (gUTF16ToUTF8Converter) | |
| 315 { | |
| 316 TECDisposeConverter(gUTF16ToUTF8Converter); | |
| 317 gUTF16ToUTF8Converter = NULL; | |
| 318 } | |
| 319 | |
| 320 if (gPathConverter) | |
| 321 { | |
| 322 TECDisposeConverter(gPathConverter); | |
| 323 gPathConverter = NULL; | |
| 324 } | |
| 325 } | |
| 326 | |
| 327 /* | |
| 328 * Conversion from UTF-16 UniChars to 'encoding' | |
| 1621 | 329 * The function signature uses the real type of UniChar (as typedef'ed in |
| 330 * CFBase.h) to avoid clashes with X11 header files in the .pro file | |
| 168 | 331 */ |
| 332 char_u * | |
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333 mac_utf16_to_enc( |
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334 unsigned short *from, |
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335 size_t fromLen, |
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336 size_t *actualLen) |
| 168 | 337 { |
| 338 /* Following code borrows somewhat from os_mswin.c */ | |
| 339 vimconv_T conv; | |
| 340 size_t utf8_len; | |
| 341 char_u *utf8_str; | |
| 342 char_u *result = NULL; | |
| 343 | |
| 344 /* Convert to utf-8 first, works better with iconv */ | |
| 345 utf8_len = 0; | |
| 346 utf8_str = mac_utf16_to_utf8(from, fromLen, &utf8_len); | |
| 347 | |
| 348 if (utf8_str) | |
| 349 { | |
| 350 /* We might be called before we have p_enc set up. */ | |
| 351 conv.vc_type = CONV_NONE; | |
| 352 | |
| 353 /* If encoding (p_enc) is any unicode, it is actually in utf-8 (vim | |
| 354 * internal unicode is always utf-8) so don't convert in such cases */ | |
| 355 | |
| 356 if ((enc_canon_props(p_enc) & ENC_UNICODE) == 0) | |
| 357 convert_setup(&conv, (char_u *)"utf-8", | |
| 358 p_enc? p_enc: (char_u *)"macroman"); | |
| 359 if (conv.vc_type == CONV_NONE) | |
| 360 { | |
| 361 /* p_enc is utf-8, so we're done. */ | |
| 362 result = utf8_str; | |
| 363 } | |
| 364 else | |
| 365 { | |
| 366 result = string_convert(&conv, utf8_str, (int *)&utf8_len); | |
| 367 vim_free(utf8_str); | |
| 368 } | |
| 369 | |
| 370 convert_setup(&conv, NULL, NULL); | |
| 371 | |
| 372 if (actualLen) | |
| 373 *actualLen = utf8_len; | |
| 374 } | |
| 375 else if (actualLen) | |
| 376 *actualLen = 0; | |
| 377 | |
| 378 return result; | |
| 379 } | |
| 380 | |
| 381 /* | |
| 382 * Conversion from 'encoding' to UTF-16 UniChars | |
| 1621 | 383 * The function return uses the real type of UniChar (as typedef'ed in |
| 384 * CFBase.h) to avoid clashes with X11 header files in the .pro file | |
| 168 | 385 */ |
| 1621 | 386 unsigned short * |
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387 mac_enc_to_utf16( |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
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388 char_u *from, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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389 size_t fromLen, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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390 size_t *actualLen) |
| 168 | 391 { |
| 392 /* Following code borrows somewhat from os_mswin.c */ | |
| 393 vimconv_T conv; | |
| 394 size_t utf8_len; | |
| 395 char_u *utf8_str; | |
| 396 UniChar *result = NULL; | |
| 397 Boolean should_free_utf8 = FALSE; | |
| 398 | |
| 399 do | |
| 400 { | |
| 401 /* Use MacRoman by default, we might be called before we have p_enc | |
| 402 * set up. Convert to utf-8 first, works better with iconv(). Does | |
| 403 * nothing if 'encoding' is "utf-8". */ | |
| 404 conv.vc_type = CONV_NONE; | |
| 405 if ((enc_canon_props(p_enc) & ENC_UNICODE) == 0 && | |
| 406 convert_setup(&conv, p_enc ? p_enc : (char_u *)"macroman", | |
| 407 (char_u *)"utf-8") == FAIL) | |
| 408 break; | |
| 409 | |
| 410 if (conv.vc_type != CONV_NONE) | |
| 411 { | |
| 412 utf8_len = fromLen; | |
| 413 utf8_str = string_convert(&conv, from, (int *)&utf8_len); | |
| 414 should_free_utf8 = TRUE; | |
| 415 } | |
| 416 else | |
| 417 { | |
| 418 utf8_str = from; | |
| 419 utf8_len = fromLen; | |
| 420 } | |
| 421 | |
| 422 if (utf8_str == NULL) | |
| 423 break; | |
| 424 | |
| 425 convert_setup(&conv, NULL, NULL); | |
| 426 | |
| 427 result = mac_utf8_to_utf16(utf8_str, utf8_len, actualLen); | |
| 428 | |
| 429 if (should_free_utf8) | |
| 430 vim_free(utf8_str); | |
| 431 return result; | |
| 432 } | |
| 433 while (0); | |
| 434 | |
| 435 if (actualLen) | |
| 436 *actualLen = 0; | |
| 437 | |
| 438 return result; | |
| 439 } | |
| 440 | |
| 441 /* | |
| 442 * Converts from UTF-16 UniChars to CFString | |
| 1621 | 443 * The void * return type is actually a CFStringRef |
| 168 | 444 */ |
| 1621 | 445 void * |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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446 mac_enc_to_cfstring( |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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447 char_u *from, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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448 size_t fromLen) |
| 168 | 449 { |
| 450 UniChar *utf16_str; | |
| 451 size_t utf16_len; | |
| 452 CFStringRef result = NULL; | |
| 453 | |
| 454 utf16_str = mac_enc_to_utf16(from, fromLen, &utf16_len); | |
| 455 if (utf16_str) | |
| 456 { | |
| 457 result = CFStringCreateWithCharacters(NULL, utf16_str, utf16_len/sizeof(UniChar)); | |
| 458 vim_free(utf16_str); | |
| 459 } | |
| 460 | |
| 1621 | 461 return (void *)result; |
| 168 | 462 } |
| 463 | |
| 464 /* | |
| 465 * Converts a decomposed HFS+ UTF-8 path to precomposed UTF-8 | |
| 466 */ | |
| 467 char_u * | |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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468 mac_precompose_path( |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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469 char_u *decompPath, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
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470 size_t decompLen, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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471 size_t *precompLen) |
| 168 | 472 { |
| 473 char_u *result = NULL; | |
| 474 size_t actualLen = 0; | |
| 475 | |
| 476 if (gPathConverter) | |
| 477 { | |
| 478 result = alloc(decompLen); | |
| 479 if (result) | |
| 480 { | |
| 481 if (TECConvertText(gPathConverter, decompPath, | |
| 482 decompLen, &decompLen, result, | |
| 483 decompLen, &actualLen) != noErr) | |
| 484 { | |
| 485 vim_free(result); | |
| 486 result = NULL; | |
| 487 } | |
| 488 } | |
| 489 } | |
| 490 | |
| 491 if (precompLen) | |
| 492 *precompLen = actualLen; | |
| 493 | |
| 494 return result; | |
| 495 } | |
| 496 | |
| 497 /* | |
| 498 * Converts from UTF-16 UniChars to precomposed UTF-8 | |
| 499 */ | |
| 766 | 500 static char_u * |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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501 mac_utf16_to_utf8( |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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502 UniChar *from, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
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503 size_t fromLen, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7811
diff
changeset
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504 size_t *actualLen) |
| 168 | 505 { |
| 506 ByteCount utf8_len; | |
| 507 ByteCount inputRead; | |
| 508 char_u *result; | |
| 509 | |
| 510 if (gUTF16ToUTF8Converter) | |
| 511 { | |
| 512 result = alloc(fromLen * 6 + 1); | |
| 513 if (result && TECConvertText(gUTF16ToUTF8Converter, (ConstTextPtr)from, | |
| 514 fromLen, &inputRead, result, | |
| 515 (fromLen*6+1)*sizeof(char_u), &utf8_len) == noErr) | |
| 516 { | |
| 517 TECFlushText(gUTF16ToUTF8Converter, result, (fromLen*6+1)*sizeof(char_u), &inputRead); | |
| 518 utf8_len += inputRead; | |
| 519 } | |
| 520 else | |
| 521 { | |
| 522 vim_free(result); | |
| 523 result = NULL; | |
| 524 } | |
| 525 } | |
| 526 else | |
| 527 { | |
| 528 result = NULL; | |
| 529 } | |
| 530 | |
| 531 if (actualLen) | |
| 532 *actualLen = result ? utf8_len : 0; | |
| 533 | |
| 534 return result; | |
| 535 } | |
| 536 | |
| 537 /* | |
| 538 * Converts from UTF-8 to UTF-16 UniChars | |
| 539 */ | |
| 766 | 540 static UniChar * |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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541 mac_utf8_to_utf16( |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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542 char_u *from, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
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543 size_t fromLen, |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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544 size_t *actualLen) |
| 168 | 545 { |
| 546 CFStringRef utf8_str; | |
| 547 CFRange convertRange; | |
| 548 UniChar *result = NULL; | |
| 549 | |
| 550 utf8_str = CFStringCreateWithBytes(NULL, from, fromLen, | |
| 551 kCFStringEncodingUTF8, FALSE); | |
| 552 | |
| 553 if (utf8_str == NULL) { | |
| 554 if (actualLen) | |
| 555 *actualLen = 0; | |
| 556 return NULL; | |
| 557 } | |
| 558 | |
| 559 convertRange = CFRangeMake(0, CFStringGetLength(utf8_str)); | |
| 560 result = (UniChar *)alloc(convertRange.length * sizeof(UniChar)); | |
| 561 | |
| 562 CFStringGetCharacters(utf8_str, convertRange, result); | |
| 563 | |
| 564 CFRelease(utf8_str); | |
| 565 | |
| 566 if (actualLen) | |
| 567 *actualLen = convertRange.length * sizeof(UniChar); | |
| 568 | |
| 569 return result; | |
| 570 } | |
| 1621 | 571 |
| 572 /* | |
| 573 * Sets LANG environment variable in Vim from Mac locale | |
| 574 */ | |
| 575 void | |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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parents:
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576 mac_lang_init(void) |
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c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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577 { |
| 1621 | 578 if (mch_getenv((char_u *)"LANG") == NULL) |
| 579 { | |
| 580 char buf[20]; | |
| 581 if (LocaleRefGetPartString(NULL, | |
| 582 kLocaleLanguageMask | kLocaleLanguageVariantMask | | |
| 583 kLocaleRegionMask | kLocaleRegionVariantMask, | |
| 584 sizeof buf, buf) == noErr && *buf) | |
| 585 { | |
| 586 vim_setenv((char_u *)"LANG", (char_u *)buf); | |
| 587 # ifdef HAVE_LOCALE_H | |
| 588 setlocale(LC_ALL, ""); | |
| 589 # endif | |
| 590 } | |
| 591 } | |
| 592 } | |
| 766 | 593 #endif /* MACOS_CONVERT */ |