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24330d27 | 1 | /* |
4bd4418a | 2 | * $RCSId: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.8tsi Exp $ |
24330d27 | 3 | * |
46b51147 | 4 | * Copyright © 2002 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 | ||
25 | #include <fontconfig/fontconfig.h> | |
26 | #include <stdio.h> | |
d1bec8c6 | 27 | #include <stdlib.h> |
24330d27 | 28 | #include <unistd.h> |
0c35c0fa KP |
29 | #include <sys/types.h> |
30 | #include <sys/stat.h> | |
31 | #include <errno.h> | |
24330d27 KP |
32 | #ifdef HAVE_CONFIG_H |
33 | #include <config.h> | |
34 | #else | |
c4bd0638 MALF |
35 | #ifdef linux |
36 | #define HAVE_GETOPT_LONG 1 | |
37 | #endif | |
24330d27 KP |
38 | #define HAVE_GETOPT 1 |
39 | #endif | |
40 | ||
d6217cc6 PL |
41 | #if defined (_WIN32) |
42 | #define STRICT | |
43 | #include <windows.h> | |
44 | #define sleep(x) Sleep((x) * 1000) | |
45 | #undef STRICT | |
46 | #endif | |
47 | ||
c4bd0638 MALF |
48 | #ifndef HAVE_GETOPT |
49 | #define HAVE_GETOPT 0 | |
50 | #endif | |
51 | #ifndef HAVE_GETOPT_LONG | |
52 | #define HAVE_GETOPT_LONG 0 | |
53 | #endif | |
54 | ||
24330d27 | 55 | #if HAVE_GETOPT_LONG |
c4bd0638 | 56 | #undef _GNU_SOURCE |
24330d27 KP |
57 | #define _GNU_SOURCE |
58 | #include <getopt.h> | |
59 | const struct option longopts[] = { | |
179c3995 | 60 | {"force", 0, 0, 'f'}, |
d2c01029 | 61 | {"really-force", 0, 0, 'r'}, |
ff3f1f98 | 62 | {"system-only", 0, 0, 's'}, |
24330d27 KP |
63 | {"version", 0, 0, 'V'}, |
64 | {"verbose", 0, 0, 'v'}, | |
65 | {"help", 0, 0, '?'}, | |
66 | {NULL,0,0,0}, | |
67 | }; | |
68 | #else | |
69 | #if HAVE_GETOPT | |
70 | extern char *optarg; | |
71 | extern int optind, opterr, optopt; | |
72 | #endif | |
73 | #endif | |
74 | ||
65018b4a KP |
75 | static void |
76 | usage (char *program) | |
24330d27 | 77 | { |
86b12431 | 78 | #if HAVE_GETOPT_LONG |
d2c01029 | 79 | fprintf (stderr, "usage: %s [-frsvV?] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n", |
86b12431 KP |
80 | program); |
81 | #else | |
d2c01029 | 82 | fprintf (stderr, "usage: %s [-frsvV?] [dirs]\n", |
24330d27 | 83 | program); |
86b12431 | 84 | #endif |
24330d27 KP |
85 | fprintf (stderr, "Build font information caches in [dirs]\n" |
86 | "(all directories in font configuration by default).\n"); | |
87 | fprintf (stderr, "\n"); | |
86b12431 | 88 | #if HAVE_GETOPT_LONG |
80a7d664 | 89 | fprintf (stderr, " -f, --force scan directories with apparently valid caches\n"); |
d2c01029 | 90 | fprintf (stderr, " -r, --really-force erase all existing caches, then rescan\n"); |
ff3f1f98 | 91 | fprintf (stderr, " -s, --system-only scan system-wide directories only\n"); |
24330d27 KP |
92 | fprintf (stderr, " -v, --verbose display status information while busy\n"); |
93 | fprintf (stderr, " -V, --version display font config version and exit\n"); | |
94 | fprintf (stderr, " -?, --help display this help and exit\n"); | |
86b12431 KP |
95 | #else |
96 | fprintf (stderr, " -f (force) scan directories with apparently valid caches\n"); | |
d2c01029 | 97 | fprintf (stderr, " -r, (really force) erase all existing caches, then rescan\n"); |
86b12431 KP |
98 | fprintf (stderr, " -s (system) scan system-wide directories only\n"); |
99 | fprintf (stderr, " -v (verbose) display status information while busy\n"); | |
100 | fprintf (stderr, " -V (version) display font config version and exit\n"); | |
101 | fprintf (stderr, " -? (help) display this help and exit\n"); | |
102 | #endif | |
24330d27 KP |
103 | exit (1); |
104 | } | |
105 | ||
660acf8f PL |
106 | static FcStrSet *processed_dirs; |
107 | ||
179c3995 KP |
108 | static int |
109 | nsubdirs (FcStrSet *set) | |
110 | { | |
111 | FcStrList *list; | |
112 | int n = 0; | |
113 | ||
114 | list = FcStrListCreate (set); | |
115 | if (!list) | |
116 | return 0; | |
117 | while (FcStrListNext (list)) | |
118 | n++; | |
119 | FcStrListDone (list); | |
120 | return n; | |
121 | } | |
122 | ||
123 | static int | |
d2c01029 | 124 | scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool really_force, FcBool verbose) |
24330d27 KP |
125 | { |
126 | int ret = 0; | |
97293e07 | 127 | const FcChar8 *dir; |
275cf6cd | 128 | const FcChar8 *dir_orig; |
24330d27 | 129 | FcFontSet *set; |
179c3995 KP |
130 | FcStrSet *subdirs; |
131 | FcStrList *sublist; | |
0c35c0fa | 132 | struct stat statb; |
179c3995 KP |
133 | |
134 | /* | |
135 | * Now scan all of the directories into separate databases | |
136 | * and write out the results | |
137 | */ | |
275cf6cd | 138 | while ((dir_orig = FcStrListNext (list))) |
179c3995 | 139 | { |
275cf6cd PL |
140 | dir = FcConfigNormalizeFontDir (config, dir_orig); |
141 | ||
179c3995 KP |
142 | if (verbose) |
143 | { | |
275cf6cd | 144 | printf ("%s: \"%s\": ", program, dir ? dir : dir_orig); |
179c3995 KP |
145 | fflush (stdout); |
146 | } | |
275cf6cd PL |
147 | |
148 | if (!dir) | |
149 | { | |
150 | if (verbose) | |
151 | printf ("skipping, no such directory\n"); | |
152 | continue; | |
153 | } | |
154 | ||
660acf8f PL |
155 | if (FcStrSetMember (processed_dirs, dir)) |
156 | { | |
157 | if (verbose) | |
158 | printf ("skipping, looped directory detected\n"); | |
159 | continue; | |
160 | } | |
275cf6cd | 161 | |
179c3995 KP |
162 | set = FcFontSetCreate (); |
163 | if (!set) | |
164 | { | |
165 | fprintf (stderr, "Can't create font set\n"); | |
166 | ret++; | |
167 | continue; | |
168 | } | |
169 | subdirs = FcStrSetCreate (); | |
170 | if (!subdirs) | |
171 | { | |
172 | fprintf (stderr, "Can't create directory set\n"); | |
173 | ret++; | |
5c1853cd | 174 | FcFontSetDestroy (set); |
179c3995 KP |
175 | continue; |
176 | } | |
0c35c0fa | 177 | |
565a919e | 178 | if (access ((char *) dir, W_OK) < 0) |
0c35c0fa | 179 | { |
565a919e KP |
180 | switch (errno) { |
181 | case ENOENT: | |
182 | case ENOTDIR: | |
5d43e799 | 183 | if (verbose) |
565a919e | 184 | printf ("skipping, no such directory\n"); |
719f4b84 PL |
185 | FcFontSetDestroy (set); |
186 | FcStrSetDestroy (subdirs); | |
187 | continue; | |
565a919e KP |
188 | case EACCES: |
189 | case EROFS: | |
719f4b84 PL |
190 | /* That's ok, caches go to /var anyway. */ |
191 | /* Ideally we'd do an access on the hashed_name. */ | |
192 | /* But we hid that behind an abstraction barrier. */ | |
565a919e KP |
193 | break; |
194 | default: | |
0c35c0fa KP |
195 | fprintf (stderr, "\"%s\": ", dir); |
196 | perror (""); | |
197 | ret++; | |
719f4b84 PL |
198 | |
199 | FcFontSetDestroy (set); | |
200 | FcStrSetDestroy (subdirs); | |
201 | continue; | |
0c35c0fa | 202 | } |
0c35c0fa | 203 | } |
565a919e KP |
204 | if (stat ((char *) dir, &statb) == -1) |
205 | { | |
206 | fprintf (stderr, "\"%s\": ", dir); | |
207 | perror (""); | |
5c1853cd KP |
208 | FcFontSetDestroy (set); |
209 | FcStrSetDestroy (subdirs); | |
565a919e KP |
210 | ret++; |
211 | continue; | |
212 | } | |
0c35c0fa KP |
213 | if (!S_ISDIR (statb.st_mode)) |
214 | { | |
215 | fprintf (stderr, "\"%s\": not a directory, skipping\n", dir); | |
5c1853cd KP |
216 | FcFontSetDestroy (set); |
217 | FcStrSetDestroy (subdirs); | |
0c35c0fa KP |
218 | continue; |
219 | } | |
d2c01029 PL |
220 | |
221 | if (really_force) | |
222 | FcDirCacheUnlink (dir, config); | |
223 | ||
cd9bca69 | 224 | if (!FcDirScanConfig (set, subdirs, 0, FcConfigGetBlanks (config), dir, force, config)) |
179c3995 | 225 | { |
0c35c0fa | 226 | fprintf (stderr, "\"%s\": error scanning\n", dir); |
5c1853cd KP |
227 | FcFontSetDestroy (set); |
228 | FcStrSetDestroy (subdirs); | |
179c3995 KP |
229 | ret++; |
230 | continue; | |
231 | } | |
55c8fa4f | 232 | if (!force && FcDirCacheValid (dir) && FcDirCacheHasCurrentArch (dir)) |
179c3995 KP |
233 | { |
234 | if (verbose) | |
235 | printf ("skipping, %d fonts, %d dirs\n", | |
236 | set->nfont, nsubdirs(subdirs)); | |
237 | } | |
238 | else | |
239 | { | |
240 | if (verbose) | |
241 | printf ("caching, %d fonts, %d dirs\n", | |
242 | set->nfont, nsubdirs (subdirs)); | |
4262e0b3 | 243 | |
530e66b0 PL |
244 | /* This is the only reason we can't combine |
245 | * Valid w/HasCurrentArch... */ | |
55c8fa4f | 246 | if (!FcDirCacheValid (dir)) |
8a0b0ed6 | 247 | if (!FcDirCacheUnlink (dir, config)) |
55c8fa4f PL |
248 | ret++; |
249 | ||
2304e38f | 250 | if (!FcDirSave (set, subdirs, dir)) |
179c3995 | 251 | { |
83b67390 PL |
252 | if (!ret) |
253 | fprintf (stderr, "Caches are currently saved to \"%s\"\n", PKGCACHEDIR); | |
254 | fprintf (stderr, "Can't save cache for \"%s\"\n", dir); | |
179c3995 KP |
255 | ret++; |
256 | } | |
257 | } | |
258 | FcFontSetDestroy (set); | |
259 | sublist = FcStrListCreate (subdirs); | |
5c1853cd | 260 | FcStrSetDestroy (subdirs); |
179c3995 KP |
261 | if (!sublist) |
262 | { | |
263 | fprintf (stderr, "Can't create subdir list in \"%s\"\n", dir); | |
264 | ret++; | |
265 | continue; | |
266 | } | |
660acf8f | 267 | FcStrSetAdd (processed_dirs, dir); |
d2c01029 | 268 | ret += scanDirs (sublist, config, program, force, really_force, verbose); |
179c3995 KP |
269 | } |
270 | FcStrListDone (list); | |
271 | return ret; | |
272 | } | |
273 | ||
274 | int | |
275 | main (int argc, char **argv) | |
276 | { | |
277 | FcStrSet *dirs; | |
278 | FcStrList *list; | |
279 | FcBool verbose = FcFalse; | |
280 | FcBool force = FcFalse; | |
d2c01029 | 281 | FcBool really_force = FcFalse; |
ff3f1f98 | 282 | FcBool systemOnly = FcFalse; |
179c3995 | 283 | FcConfig *config; |
24330d27 | 284 | int i; |
179c3995 | 285 | int ret; |
24330d27 KP |
286 | #if HAVE_GETOPT_LONG || HAVE_GETOPT |
287 | int c; | |
288 | ||
289 | #if HAVE_GETOPT_LONG | |
d2c01029 | 290 | while ((c = getopt_long (argc, argv, "frsVv?", longopts, NULL)) != -1) |
24330d27 | 291 | #else |
d2c01029 | 292 | while ((c = getopt (argc, argv, "frsVv?")) != -1) |
24330d27 KP |
293 | #endif |
294 | { | |
295 | switch (c) { | |
d2c01029 PL |
296 | case 'r': |
297 | really_force = FcTrue; | |
298 | /* fall through */ | |
179c3995 KP |
299 | case 'f': |
300 | force = FcTrue; | |
301 | break; | |
ff3f1f98 KP |
302 | case 's': |
303 | systemOnly = FcTrue; | |
304 | break; | |
24330d27 KP |
305 | case 'V': |
306 | fprintf (stderr, "fontconfig version %d.%d.%d\n", | |
307 | FC_MAJOR, FC_MINOR, FC_REVISION); | |
308 | exit (0); | |
309 | case 'v': | |
179c3995 | 310 | verbose = FcTrue; |
24330d27 KP |
311 | break; |
312 | default: | |
313 | usage (argv[0]); | |
314 | } | |
315 | } | |
316 | i = optind; | |
317 | #else | |
318 | i = 1; | |
319 | #endif | |
320 | ||
ff3f1f98 KP |
321 | if (systemOnly) |
322 | FcConfigEnableHome (FcFalse); | |
5e678e94 | 323 | config = FcInitLoadConfig (); |
179c3995 | 324 | if (!config) |
24330d27 | 325 | { |
179c3995 | 326 | fprintf (stderr, "%s: Can't init font config library\n", argv[0]); |
24330d27 KP |
327 | return 1; |
328 | } | |
df3efc11 | 329 | FcConfigSetCurrent (config); |
212c9f43 | 330 | |
24330d27 | 331 | if (argv[i]) |
24330d27 | 332 | { |
179c3995 KP |
333 | dirs = FcStrSetCreate (); |
334 | if (!dirs) | |
24330d27 | 335 | { |
179c3995 KP |
336 | fprintf (stderr, "%s: Can't create list of directories\n", |
337 | argv[0]); | |
338 | return 1; | |
24330d27 | 339 | } |
179c3995 | 340 | while (argv[i]) |
24330d27 | 341 | { |
179c3995 | 342 | if (!FcStrSetAdd (dirs, (FcChar8 *) argv[i])) |
24330d27 | 343 | { |
179c3995 KP |
344 | fprintf (stderr, "%s: Can't add directory\n", argv[0]); |
345 | return 1; | |
24330d27 | 346 | } |
179c3995 | 347 | i++; |
24330d27 | 348 | } |
179c3995 KP |
349 | list = FcStrListCreate (dirs); |
350 | FcStrSetDestroy (dirs); | |
24330d27 | 351 | } |
179c3995 KP |
352 | else |
353 | list = FcConfigGetConfigDirs (config); | |
660acf8f PL |
354 | |
355 | if ((processed_dirs = FcStrSetCreate()) == NULL) { | |
356 | fprintf(stderr, "Cannot malloc\n"); | |
357 | return 1; | |
358 | } | |
359 | ||
d2c01029 | 360 | ret = scanDirs (list, config, argv[0], force, really_force, verbose); |
660acf8f PL |
361 | |
362 | FcStrSetDestroy (processed_dirs); | |
363 | ||
54560b01 KP |
364 | /* |
365 | * Now we need to sleep a second (or two, to be extra sure), to make | |
366 | * sure that timestamps for changes after this run of fc-cache are later | |
367 | * then any timestamps we wrote. We don't use gettimeofday() because | |
368 | * sleep(3) can't be interrupted by a signal here -- this isn't in the | |
369 | * library, and there aren't any signals flying around here. | |
370 | */ | |
716ac8b8 | 371 | FcConfigDestroy (config); |
54560b01 | 372 | sleep (2); |
24330d27 KP |
373 | if (verbose) |
374 | printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded"); | |
375 | return ret; | |
376 | } |