2 * $XFree86: xc/lib/fontconfig/src/fcstr.c,v 1.5 2002/05/29 22:07:33 keithp Exp $
4 * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
6 * Permission to use, copy, modify, distribute, and sell this software and its
7 * documentation for any purpose is hereby granted without fee, provided that
8 * the above copyright notice appear in all copies and that both that
9 * copyright notice and this permission notice appear in supporting
10 * documentation, and that the name of Keith Packard not be used in
11 * advertising or publicity pertaining to distribution of the software without
12 * specific, written prior permission. Keith Packard makes no
13 * representations about the suitability of this software for any purpose. It
14 * is provided "as is" without express or implied warranty.
16 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
18 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
20 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
21 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
22 * PERFORMANCE OF THIS SOFTWARE.
31 FcStrCopy (const FcChar8 *s)
37 r = (FcChar8 *) malloc (strlen ((char *) s) + 1);
40 FcMemAlloc (FC_MEM_STRING, strlen ((char *) s) + 1);
41 strcpy ((char *) r, (char *) s);
46 FcStrPlus (const FcChar8 *s1, const FcChar8 *s2)
48 int l = strlen ((char *)s1) + strlen ((char *) s2) + 1;
49 FcChar8 *s = malloc (l);
53 FcMemAlloc (FC_MEM_STRING, l);
54 strcpy ((char *) s, (char *) s1);
55 strcat ((char *) s, (char *) s2);
60 FcStrFree (FcChar8 *s)
62 FcMemFree (FC_MEM_STRING, strlen ((char *) s) + 1);
67 FcStrCmpIgnoreCase (const FcChar8 *s1, const FcChar8 *s2)
82 return (int) c1 - (int) c2;
86 FcStrCmpIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2)
105 return (int) c1 - (int) c2;
109 FcStrCmp (const FcChar8 *s1, const FcChar8 *s2)
124 return (int) c1 - (int) c2;
128 FcUtf8ToUcs4 (FcChar8 *src_orig,
132 FcChar8 *src = src_orig;
148 else if (!(s & 0x40))
152 else if (!(s & 0x20))
157 else if (!(s & 0x10))
162 else if (!(s & 0x08))
167 else if (!(s & 0x04))
172 else if ( ! (s & 0x02))
189 if ((s & 0xc0) != 0x80)
195 return src - src_orig;
199 FcUtf8Len (FcChar8 *string,
213 clen = FcUtf8ToUcs4 (string, &c, len);
214 if (clen <= 0) /* malformed UTF8 string */
225 else if (max > 0x100)
233 FcStrBufInit (FcStrBuf *buf, FcChar8 *init, int size)
236 buf->allocated = FcFalse;
237 buf->failed = FcFalse;
243 FcStrBufDestroy (FcStrBuf *buf)
248 FcStrBufInit (buf, 0, 0);
253 FcStrBufDone (FcStrBuf *buf)
257 ret = malloc (buf->len + 1);
260 memcpy (ret, buf->buf, buf->len);
261 ret[buf->len] = '\0';
263 FcStrBufDestroy (buf);
268 FcStrBufChar (FcStrBuf *buf, FcChar8 c)
270 if (buf->len == buf->size)
277 size = buf->size * 2;
278 new = realloc (buf->buf, size);
282 size = buf->size + 1024;
286 buf->allocated = FcTrue;
287 memcpy (new, buf->buf, buf->len);
292 buf->failed = FcTrue;
298 buf->buf[buf->len++] = c;
303 FcStrBufString (FcStrBuf *buf, const FcChar8 *s)
307 if (!FcStrBufChar (buf, c))
313 FcStrBufData (FcStrBuf *buf, const FcChar8 *s, int len)
316 if (!FcStrBufChar (buf, *s++))
322 FcStrCopyFilename (const FcChar8 *s)
328 FcChar8 *home = (FcChar8 *) getenv ("HOME");
329 int size = strlen ((char *) home) + strlen ((char *) s);
332 new = (FcChar8 *) malloc (size);
335 FcMemAlloc (FC_MEM_STRING, size);
336 strcpy ((char *) new, (char *) home);
337 strcat ((char *) new, (char *) s + 1);
341 int size = strlen ((char *) s) + 1;
342 new = (FcChar8 *) malloc (size);
345 FcMemAlloc (FC_MEM_STRING, size);
346 strcpy ((char *) new, (const char *) s);
352 FcStrDirname (const FcChar8 *file)
357 slash = (FcChar8 *) strrchr ((char *) file, '/');
359 return FcStrCopy ((FcChar8 *) ".");
360 dir = malloc ((slash - file) + 1);
363 FcMemAlloc (FC_MEM_STRING, (slash - file) + 1);
364 strncpy ((char *) dir, (const char *) file, slash - file);
365 dir[slash - file] = '\0';
370 FcStrBasename (const FcChar8 *file)
374 slash = (FcChar8 *) strrchr ((char *) file, '/');
376 return FcStrCopy (file);
377 return FcStrCopy (slash + 1);
381 FcStrSetCreate (void)
383 FcStrSet *set = malloc (sizeof (FcStrSet));
386 FcMemAlloc (FC_MEM_STRSET, sizeof (FcStrSet));
395 _FcStrSetAppend (FcStrSet *set, FcChar8 *s)
397 if (FcStrSetMember (set, s))
402 if (set->num == set->size)
404 FcChar8 **strs = malloc ((set->size + 2) * sizeof (FcChar8 *));
408 FcMemAlloc (FC_MEM_STRSET, (set->size + 2) * sizeof (FcChar8 *));
409 set->size = set->size + 1;
411 memcpy (strs, set->strs, set->num * sizeof (FcChar8 *));
416 set->strs[set->num++] = s;
417 set->strs[set->num] = 0;
422 FcStrSetMember (FcStrSet *set, const FcChar8 *s)
426 for (i = 0; i < set->num; i++)
427 if (!FcStrCmp (set->strs[i], s))
433 FcStrSetAdd (FcStrSet *set, const FcChar8 *s)
435 FcChar8 *new = FcStrCopy (s);
438 if (!_FcStrSetAppend (set, new))
447 FcStrSetAddFilename (FcStrSet *set, const FcChar8 *s)
449 FcChar8 *new = FcStrCopyFilename (s);
452 if (!_FcStrSetAppend (set, new))
461 FcStrSetDel (FcStrSet *set, const FcChar8 *s)
465 for (i = 0; i < set->num; i++)
466 if (!FcStrCmp (set->strs[i], s))
468 FcStrFree (set->strs[i]);
470 * copy remaining string pointers and trailing
473 memmove (&set->strs[i], &set->strs[i+1],
474 (set->num - i) * sizeof (FcChar8 *));
482 FcStrSetDestroy (FcStrSet *set)
488 for (i = 0; i < set->num; i++)
489 FcStrFree (set->strs[i]);
490 FcMemFree (FC_MEM_STRSET, (set->size) * sizeof (FcChar8 *));
493 FcMemFree (FC_MEM_STRSET, sizeof (FcStrSet));
499 FcStrListCreate (FcStrSet *set)
503 list = malloc (sizeof (FcStrList));
506 FcMemAlloc (FC_MEM_STRLIST, sizeof (FcStrList));
514 FcStrListNext (FcStrList *list)
516 if (list->n >= list->set->num)
518 return list->set->strs[list->n++];
522 FcStrListDone (FcStrList *list)
524 FcStrSetDestroy (list->set);
525 FcMemFree (FC_MEM_STRLIST, sizeof (FcStrList));