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Commit | Line | Data |
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24330d27 | 1 | /* |
4bd4418a | 2 | * $RCSId: xc/lib/fontconfig/src/fcdir.c,v 1.9 2002/08/31 22:17:32 keithp Exp $ |
24330d27 | 3 | * |
46b51147 | 4 | * Copyright © 2000 Keith Packard |
24330d27 KP |
5 | * |
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. | |
15 | * | |
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. | |
23 | */ | |
24 | ||
24330d27 | 25 | #include "fcint.h" |
179c3995 KP |
26 | #include <dirent.h> |
27 | ||
2d9c79c0 | 28 | FcBool |
179c3995 KP |
29 | FcFileIsDir (const FcChar8 *file) |
30 | { | |
31 | struct stat statb; | |
24330d27 | 32 | |
179c3995 KP |
33 | if (stat ((const char *) file, &statb) != 0) |
34 | return FcFalse; | |
35 | return S_ISDIR(statb.st_mode); | |
36 | } | |
24330d27 KP |
37 | |
38 | FcBool | |
d47c9d6e KP |
39 | FcFileScanConfig (FcFontSet *set, |
40 | FcStrSet *dirs, | |
41 | FcGlobalCache *cache, | |
42 | FcBlanks *blanks, | |
43 | const FcChar8 *file, | |
44 | FcBool force, | |
45 | FcConfig *config) | |
24330d27 | 46 | { |
327a7fd4 | 47 | int id; |
327a7fd4 KP |
48 | FcPattern *font; |
49 | FcBool ret = FcTrue; | |
327a7fd4 | 50 | int count = 0; |
24330d27 | 51 | |
d47c9d6e KP |
52 | if (config && !FcConfigAcceptFilename (config, file)) |
53 | return FcTrue; | |
54 | ||
98592bbb PL |
55 | if (FcFileIsDir (file)) |
56 | return FcStrSetAdd (dirs, file); | |
57 | ||
24330d27 KP |
58 | id = 0; |
59 | do | |
60 | { | |
327a7fd4 KP |
61 | font = 0; |
62 | /* | |
eb0cf671 | 63 | * Nothing in the cache, scan the file |
327a7fd4 | 64 | */ |
eb0cf671 | 65 | if (FcDebug () & FC_DBG_SCAN) |
24330d27 | 66 | { |
eb0cf671 PL |
67 | printf ("\tScanning file %s...", file); |
68 | fflush (stdout); | |
24330d27 | 69 | } |
eb0cf671 PL |
70 | font = FcFreeTypeQuery (file, id, blanks, &count); |
71 | if (FcDebug () & FC_DBG_SCAN) | |
72 | printf ("done\n"); | |
327a7fd4 KP |
73 | /* |
74 | * Add the font | |
75 | */ | |
4f27c1c0 | 76 | if (font && (!config || FcConfigAcceptFont (config, font))) |
24330d27 KP |
77 | { |
78 | if (!FcFontSetAdd (set, font)) | |
79 | { | |
80 | FcPatternDestroy (font); | |
81 | font = 0; | |
82 | ret = FcFalse; | |
83 | } | |
84 | } | |
47b49bf1 KP |
85 | else if (font) |
86 | FcPatternDestroy (font); | |
24330d27 KP |
87 | id++; |
88 | } while (font && ret && id < count); | |
89 | return ret; | |
90 | } | |
91 | ||
d47c9d6e KP |
92 | FcBool |
93 | FcFileScan (FcFontSet *set, | |
94 | FcStrSet *dirs, | |
95 | FcGlobalCache *cache, | |
96 | FcBlanks *blanks, | |
97 | const FcChar8 *file, | |
98 | FcBool force) | |
99 | { | |
100 | return FcFileScanConfig (set, dirs, cache, blanks, file, force, 0); | |
101 | } | |
102 | ||
e3c6d336 PL |
103 | /* |
104 | * Strcmp helper that takes pointers to pointers, copied from qsort(3) manpage | |
105 | */ | |
106 | ||
107 | static int | |
108 | cmpstringp(const void *p1, const void *p2) | |
109 | { | |
110 | return strcmp(* (char **) p1, * (char **) p2); | |
111 | } | |
112 | ||
c8d5753c KP |
113 | /* |
114 | * Scan 'dir', adding font files to 'set' and | |
115 | * subdirectories to 'dirs' | |
116 | */ | |
117 | ||
24330d27 | 118 | FcBool |
d47c9d6e KP |
119 | FcDirScanConfig (FcFontSet *set, |
120 | FcStrSet *dirs, | |
121 | FcGlobalCache *cache, | |
122 | FcBlanks *blanks, | |
123 | const FcChar8 *dir, | |
124 | FcBool force, | |
125 | FcConfig *config) | |
24330d27 | 126 | { |
327a7fd4 KP |
127 | DIR *d; |
128 | struct dirent *e; | |
e3c6d336 PL |
129 | FcChar8 **dirlist; |
130 | int dirlistlen, dirlistalloc; | |
327a7fd4 | 131 | FcChar8 *file; |
5c3deb29 | 132 | const FcChar8 *d_can = 0; |
327a7fd4 KP |
133 | FcChar8 *base; |
134 | FcBool ret = FcTrue; | |
eb0cf671 PL |
135 | FcFontSet *tmpSet; |
136 | int i; | |
24330d27 | 137 | |
d47c9d6e KP |
138 | if (config && !FcConfigAcceptFilename (config, dir)) |
139 | return FcTrue; | |
140 | ||
58bdd296 | 141 | if (config) |
5c3deb29 PL |
142 | d_can = FcConfigNormalizeFontDir (config, dir); |
143 | if (d_can) | |
144 | dir = d_can; | |
58bdd296 | 145 | |
327a7fd4 KP |
146 | if (!force) |
147 | { | |
327a7fd4 | 148 | /* |
f21f40f3 | 149 | * Check ~/.fonts.cache-<version> file |
327a7fd4 | 150 | */ |
8245771d | 151 | if (cache && FcGlobalCacheReadDir (set, dirs, cache, (char *)dir, config)) |
327a7fd4 | 152 | return FcTrue; |
2eb84374 | 153 | |
530e66b0 PL |
154 | if (FcDirCacheValid (dir) && |
155 | FcDirCacheHasCurrentArch (dir) && | |
156 | FcDirCacheRead (set, dirs, dir, config)) | |
2eb84374 | 157 | return FcTrue; |
327a7fd4 KP |
158 | } |
159 | ||
9dac3c59 | 160 | /* freed below */ |
179c3995 | 161 | file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + FC_MAX_FILE_LEN + 1); |
24330d27 KP |
162 | if (!file) |
163 | return FcFalse; | |
164 | ||
ccb3e93b KP |
165 | strcpy ((char *) file, (char *) dir); |
166 | strcat ((char *) file, "/"); | |
167 | base = file + strlen ((char *) file); | |
24330d27 | 168 | |
a8386abc KP |
169 | if (FcDebug () & FC_DBG_SCAN) |
170 | printf ("\tScanning dir %s\n", dir); | |
171 | ||
ccb3e93b | 172 | d = opendir ((char *) dir); |
24330d27 KP |
173 | if (!d) |
174 | { | |
175 | free (file); | |
179c3995 KP |
176 | /* Don't complain about missing directories */ |
177 | if (errno == ENOENT) | |
178 | return FcTrue; | |
24330d27 KP |
179 | return FcFalse; |
180 | } | |
eb0cf671 PL |
181 | |
182 | tmpSet = FcFontSetCreate(); | |
183 | if (!tmpSet) | |
184 | { | |
185 | free (file); | |
186 | return FcFalse; | |
187 | } | |
188 | ||
e3c6d336 PL |
189 | dirlistlen = 0; |
190 | dirlistalloc = 8; | |
191 | dirlist = malloc(dirlistalloc * sizeof(FcChar8 *)); | |
192 | if (!dirlist) | |
193 | return FcFalse; | |
194 | while ((e = readdir (d))) | |
24330d27 | 195 | { |
179c3995 | 196 | if (e->d_name[0] != '.' && strlen (e->d_name) < FC_MAX_FILE_LEN) |
24330d27 | 197 | { |
e3c6d336 PL |
198 | if (dirlistlen == dirlistalloc) |
199 | { | |
200 | dirlistalloc *= 2; | |
201 | dirlist = realloc(dirlist, dirlistalloc * sizeof(FcChar8 *)); | |
202 | if (!dirlist) | |
203 | return FcFalse; | |
204 | } | |
205 | dirlist[dirlistlen] = malloc(strlen (e->d_name) + 1); | |
206 | if (!dirlist[dirlistlen]) | |
207 | return FcFalse; | |
3a342c5a | 208 | strcpy((char *)dirlist[dirlistlen], e->d_name); |
e3c6d336 | 209 | dirlistlen++; |
24330d27 KP |
210 | } |
211 | } | |
e3c6d336 PL |
212 | qsort(dirlist, dirlistlen, sizeof(FcChar8 *), cmpstringp); |
213 | i = 0; | |
214 | while (ret && i < dirlistlen) | |
215 | { | |
216 | strcpy ((char *) base, (char *) dirlist[i]); | |
217 | ret = FcFileScanConfig (tmpSet, dirs, cache, blanks, file, force, config); | |
218 | i++; | |
219 | } | |
220 | for (i = 0; i < dirlistlen; i++) | |
221 | free(dirlist[i]); | |
222 | free (dirlist); | |
24330d27 KP |
223 | free (file); |
224 | closedir (d); | |
c8d5753c KP |
225 | /* |
226 | * Now that the directory has been scanned, | |
227 | * add the cache entry | |
228 | */ | |
327a7fd4 | 229 | if (ret && cache) |
971cf180 | 230 | FcGlobalCacheUpdate (cache, dirs, (char *)dir, tmpSet, config); |
eb0cf671 PL |
231 | |
232 | for (i = 0; i < tmpSet->nfont; i++) | |
233 | FcFontSetAdd (set, tmpSet->fonts[i]); | |
234 | ||
235 | if (tmpSet->fonts) | |
236 | { | |
237 | FcMemFree (FC_MEM_FONTPTR, tmpSet->sfont * sizeof (FcPattern *)); | |
238 | free (tmpSet->fonts); | |
239 | } | |
240 | FcMemFree (FC_MEM_FONTSET, sizeof (FcFontSet)); | |
241 | free (tmpSet); | |
327a7fd4 | 242 | |
24330d27 KP |
243 | return ret; |
244 | } | |
245 | ||
d47c9d6e KP |
246 | FcBool |
247 | FcDirScan (FcFontSet *set, | |
248 | FcStrSet *dirs, | |
249 | FcGlobalCache *cache, | |
250 | FcBlanks *blanks, | |
251 | const FcChar8 *dir, | |
252 | FcBool force) | |
253 | { | |
254 | return FcDirScanConfig (set, dirs, cache, blanks, dir, force, 0); | |
255 | } | |
256 | ||
24330d27 | 257 | FcBool |
2304e38f | 258 | FcDirSave (FcFontSet *set, FcStrSet * dirs, const FcChar8 *dir) |
24330d27 | 259 | { |
2304e38f | 260 | return FcDirCacheWrite (set, dirs, dir); |
24330d27 | 261 | } |