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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 | ||
24330d27 KP |
25 | #ifdef HAVE_CONFIG_H |
26 | #include <config.h> | |
27 | #else | |
c4bd0638 MALF |
28 | #ifdef linux |
29 | #define HAVE_GETOPT_LONG 1 | |
30 | #endif | |
24330d27 KP |
31 | #define HAVE_GETOPT 1 |
32 | #endif | |
33 | ||
f045376c PL |
34 | #include <fontconfig/fontconfig.h> |
35 | #include <stdio.h> | |
36 | #include <stdlib.h> | |
37 | #include <unistd.h> | |
38 | #include <sys/types.h> | |
39 | #include <sys/stat.h> | |
40 | #include <errno.h> | |
41 | ||
d6217cc6 PL |
42 | #if defined (_WIN32) |
43 | #define STRICT | |
44 | #include <windows.h> | |
45 | #define sleep(x) Sleep((x) * 1000) | |
46 | #undef STRICT | |
47 | #endif | |
48 | ||
c4bd0638 MALF |
49 | #ifndef HAVE_GETOPT |
50 | #define HAVE_GETOPT 0 | |
51 | #endif | |
52 | #ifndef HAVE_GETOPT_LONG | |
53 | #define HAVE_GETOPT_LONG 0 | |
54 | #endif | |
55 | ||
24330d27 | 56 | #if HAVE_GETOPT_LONG |
c4bd0638 | 57 | #undef _GNU_SOURCE |
24330d27 KP |
58 | #define _GNU_SOURCE |
59 | #include <getopt.h> | |
60 | const struct option longopts[] = { | |
179c3995 | 61 | {"force", 0, 0, 'f'}, |
d2c01029 | 62 | {"really-force", 0, 0, 'r'}, |
ff3f1f98 | 63 | {"system-only", 0, 0, 's'}, |
24330d27 KP |
64 | {"version", 0, 0, 'V'}, |
65 | {"verbose", 0, 0, 'v'}, | |
66 | {"help", 0, 0, '?'}, | |
67 | {NULL,0,0,0}, | |
68 | }; | |
69 | #else | |
70 | #if HAVE_GETOPT | |
71 | extern char *optarg; | |
72 | extern int optind, opterr, optopt; | |
73 | #endif | |
74 | #endif | |
75 | ||
65018b4a KP |
76 | static void |
77 | usage (char *program) | |
24330d27 | 78 | { |
86b12431 | 79 | #if HAVE_GETOPT_LONG |
d2c01029 | 80 | fprintf (stderr, "usage: %s [-frsvV?] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n", |
86b12431 KP |
81 | program); |
82 | #else | |
d2c01029 | 83 | fprintf (stderr, "usage: %s [-frsvV?] [dirs]\n", |
24330d27 | 84 | program); |
86b12431 | 85 | #endif |
24330d27 KP |
86 | fprintf (stderr, "Build font information caches in [dirs]\n" |
87 | "(all directories in font configuration by default).\n"); | |
88 | fprintf (stderr, "\n"); | |
86b12431 | 89 | #if HAVE_GETOPT_LONG |
80a7d664 | 90 | fprintf (stderr, " -f, --force scan directories with apparently valid caches\n"); |
d2c01029 | 91 | fprintf (stderr, " -r, --really-force erase all existing caches, then rescan\n"); |
ff3f1f98 | 92 | fprintf (stderr, " -s, --system-only scan system-wide directories only\n"); |
24330d27 KP |
93 | fprintf (stderr, " -v, --verbose display status information while busy\n"); |
94 | fprintf (stderr, " -V, --version display font config version and exit\n"); | |
95 | fprintf (stderr, " -?, --help display this help and exit\n"); | |
86b12431 KP |
96 | #else |
97 | fprintf (stderr, " -f (force) scan directories with apparently valid caches\n"); | |
d2c01029 | 98 | fprintf (stderr, " -r, (really force) erase all existing caches, then rescan\n"); |
86b12431 KP |
99 | fprintf (stderr, " -s (system) scan system-wide directories only\n"); |
100 | fprintf (stderr, " -v (verbose) display status information while busy\n"); | |
101 | fprintf (stderr, " -V (version) display font config version and exit\n"); | |
102 | fprintf (stderr, " -? (help) display this help and exit\n"); | |
103 | #endif | |
24330d27 KP |
104 | exit (1); |
105 | } | |
106 | ||
660acf8f PL |
107 | static FcStrSet *processed_dirs; |
108 | ||
179c3995 KP |
109 | static int |
110 | nsubdirs (FcStrSet *set) | |
111 | { | |
112 | FcStrList *list; | |
113 | int n = 0; | |
114 | ||
115 | list = FcStrListCreate (set); | |
116 | if (!list) | |
117 | return 0; | |
118 | while (FcStrListNext (list)) | |
119 | n++; | |
120 | FcStrListDone (list); | |
121 | return n; | |
122 | } | |
123 | ||
124 | static int | |
d2c01029 | 125 | scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool really_force, FcBool verbose) |
24330d27 KP |
126 | { |
127 | int ret = 0; | |
97293e07 | 128 | const FcChar8 *dir; |
24330d27 | 129 | FcFontSet *set; |
179c3995 KP |
130 | FcStrSet *subdirs; |
131 | FcStrList *sublist; | |
0c35c0fa | 132 | struct stat statb; |
2d3387fd | 133 | FcBool was_valid; |
179c3995 KP |
134 | |
135 | /* | |
136 | * Now scan all of the directories into separate databases | |
137 | * and write out the results | |
138 | */ | |
db50cbda | 139 | while ((dir = FcStrListNext (list))) |
179c3995 KP |
140 | { |
141 | if (verbose) | |
142 | { | |
db50cbda | 143 | printf ("%s: \"%s\": ", program, dir); |
179c3995 KP |
144 | fflush (stdout); |
145 | } | |
275cf6cd PL |
146 | |
147 | if (!dir) | |
148 | { | |
149 | if (verbose) | |
150 | printf ("skipping, no such directory\n"); | |
151 | continue; | |
152 | } | |
153 | ||
660acf8f PL |
154 | if (FcStrSetMember (processed_dirs, dir)) |
155 | { | |
156 | if (verbose) | |
157 | printf ("skipping, looped directory detected\n"); | |
158 | continue; | |
159 | } | |
275cf6cd | 160 | |
179c3995 KP |
161 | set = FcFontSetCreate (); |
162 | if (!set) | |
163 | { | |
2d3387fd | 164 | fprintf (stderr, "%s: Can't create font set\n", dir); |
179c3995 KP |
165 | ret++; |
166 | continue; | |
167 | } | |
168 | subdirs = FcStrSetCreate (); | |
169 | if (!subdirs) | |
170 | { | |
2d3387fd | 171 | fprintf (stderr, "%s: Can't create directory set\n", dir); |
179c3995 | 172 | ret++; |
5c1853cd | 173 | FcFontSetDestroy (set); |
179c3995 KP |
174 | continue; |
175 | } | |
0c35c0fa | 176 | |
565a919e | 177 | if (access ((char *) dir, W_OK) < 0) |
0c35c0fa | 178 | { |
565a919e KP |
179 | switch (errno) { |
180 | case ENOENT: | |
181 | case ENOTDIR: | |
5d43e799 | 182 | if (verbose) |
565a919e | 183 | printf ("skipping, no such directory\n"); |
719f4b84 PL |
184 | FcFontSetDestroy (set); |
185 | FcStrSetDestroy (subdirs); | |
186 | continue; | |
565a919e KP |
187 | case EACCES: |
188 | case EROFS: | |
719f4b84 PL |
189 | /* That's ok, caches go to /var anyway. */ |
190 | /* Ideally we'd do an access on the hashed_name. */ | |
191 | /* But we hid that behind an abstraction barrier. */ | |
565a919e KP |
192 | break; |
193 | default: | |
0c35c0fa KP |
194 | fprintf (stderr, "\"%s\": ", dir); |
195 | perror (""); | |
196 | ret++; | |
719f4b84 PL |
197 | |
198 | FcFontSetDestroy (set); | |
199 | FcStrSetDestroy (subdirs); | |
200 | continue; | |
0c35c0fa | 201 | } |
0c35c0fa | 202 | } |
565a919e KP |
203 | if (stat ((char *) dir, &statb) == -1) |
204 | { | |
205 | fprintf (stderr, "\"%s\": ", dir); | |
206 | perror (""); | |
5c1853cd KP |
207 | FcFontSetDestroy (set); |
208 | FcStrSetDestroy (subdirs); | |
565a919e KP |
209 | ret++; |
210 | continue; | |
211 | } | |
0c35c0fa KP |
212 | if (!S_ISDIR (statb.st_mode)) |
213 | { | |
214 | fprintf (stderr, "\"%s\": not a directory, skipping\n", dir); | |
5c1853cd KP |
215 | FcFontSetDestroy (set); |
216 | FcStrSetDestroy (subdirs); | |
0c35c0fa KP |
217 | continue; |
218 | } | |
d2c01029 PL |
219 | |
220 | if (really_force) | |
221 | FcDirCacheUnlink (dir, config); | |
222 | ||
2d3387fd KP |
223 | if (!force) |
224 | was_valid = FcDirCacheValid (dir, config); | |
225 | ||
af180c40 | 226 | if (!FcDirScanConfig (set, subdirs, FcConfigGetBlanks (config), dir, force, config)) |
179c3995 | 227 | { |
2d3387fd | 228 | fprintf (stderr, "%s: error scanning\n", dir); |
5c1853cd KP |
229 | FcFontSetDestroy (set); |
230 | FcStrSetDestroy (subdirs); | |
179c3995 KP |
231 | ret++; |
232 | continue; | |
233 | } | |
2d3387fd | 234 | if (!force && was_valid) |
179c3995 KP |
235 | { |
236 | if (verbose) | |
237 | printf ("skipping, %d fonts, %d dirs\n", | |
238 | set->nfont, nsubdirs(subdirs)); | |
239 | } | |
240 | else | |
241 | { | |
242 | if (verbose) | |
243 | printf ("caching, %d fonts, %d dirs\n", | |
244 | set->nfont, nsubdirs (subdirs)); | |
4262e0b3 | 245 | |
2d3387fd | 246 | if (!FcDirCacheValid (dir, config)) |
179c3995 | 247 | { |
2d3387fd KP |
248 | fprintf (stderr, "%s: failed to write cache\n", dir); |
249 | (void) FcDirCacheUnlink (dir, config); | |
179c3995 KP |
250 | ret++; |
251 | } | |
252 | } | |
253 | FcFontSetDestroy (set); | |
254 | sublist = FcStrListCreate (subdirs); | |
5c1853cd | 255 | FcStrSetDestroy (subdirs); |
179c3995 KP |
256 | if (!sublist) |
257 | { | |
2d3387fd | 258 | fprintf (stderr, "%s: Can't create subdir list\n", dir); |
179c3995 KP |
259 | ret++; |
260 | continue; | |
261 | } | |
660acf8f | 262 | FcStrSetAdd (processed_dirs, dir); |
d2c01029 | 263 | ret += scanDirs (sublist, config, program, force, really_force, verbose); |
179c3995 KP |
264 | } |
265 | FcStrListDone (list); | |
266 | return ret; | |
267 | } | |
268 | ||
269 | int | |
270 | main (int argc, char **argv) | |
271 | { | |
272 | FcStrSet *dirs; | |
273 | FcStrList *list; | |
274 | FcBool verbose = FcFalse; | |
275 | FcBool force = FcFalse; | |
d2c01029 | 276 | FcBool really_force = FcFalse; |
ff3f1f98 | 277 | FcBool systemOnly = FcFalse; |
179c3995 | 278 | FcConfig *config; |
24330d27 | 279 | int i; |
179c3995 | 280 | int ret; |
24330d27 KP |
281 | #if HAVE_GETOPT_LONG || HAVE_GETOPT |
282 | int c; | |
283 | ||
284 | #if HAVE_GETOPT_LONG | |
d2c01029 | 285 | while ((c = getopt_long (argc, argv, "frsVv?", longopts, NULL)) != -1) |
24330d27 | 286 | #else |
d2c01029 | 287 | while ((c = getopt (argc, argv, "frsVv?")) != -1) |
24330d27 KP |
288 | #endif |
289 | { | |
290 | switch (c) { | |
d2c01029 PL |
291 | case 'r': |
292 | really_force = FcTrue; | |
293 | /* fall through */ | |
179c3995 KP |
294 | case 'f': |
295 | force = FcTrue; | |
296 | break; | |
ff3f1f98 KP |
297 | case 's': |
298 | systemOnly = FcTrue; | |
299 | break; | |
24330d27 KP |
300 | case 'V': |
301 | fprintf (stderr, "fontconfig version %d.%d.%d\n", | |
302 | FC_MAJOR, FC_MINOR, FC_REVISION); | |
303 | exit (0); | |
304 | case 'v': | |
179c3995 | 305 | verbose = FcTrue; |
24330d27 KP |
306 | break; |
307 | default: | |
308 | usage (argv[0]); | |
309 | } | |
310 | } | |
311 | i = optind; | |
312 | #else | |
313 | i = 1; | |
314 | #endif | |
315 | ||
ff3f1f98 KP |
316 | if (systemOnly) |
317 | FcConfigEnableHome (FcFalse); | |
5e678e94 | 318 | config = FcInitLoadConfig (); |
179c3995 | 319 | if (!config) |
24330d27 | 320 | { |
179c3995 | 321 | fprintf (stderr, "%s: Can't init font config library\n", argv[0]); |
24330d27 KP |
322 | return 1; |
323 | } | |
df3efc11 | 324 | FcConfigSetCurrent (config); |
212c9f43 | 325 | |
24330d27 | 326 | if (argv[i]) |
24330d27 | 327 | { |
179c3995 KP |
328 | dirs = FcStrSetCreate (); |
329 | if (!dirs) | |
24330d27 | 330 | { |
179c3995 KP |
331 | fprintf (stderr, "%s: Can't create list of directories\n", |
332 | argv[0]); | |
333 | return 1; | |
24330d27 | 334 | } |
179c3995 | 335 | while (argv[i]) |
24330d27 | 336 | { |
179c3995 | 337 | if (!FcStrSetAdd (dirs, (FcChar8 *) argv[i])) |
24330d27 | 338 | { |
179c3995 KP |
339 | fprintf (stderr, "%s: Can't add directory\n", argv[0]); |
340 | return 1; | |
24330d27 | 341 | } |
179c3995 | 342 | i++; |
24330d27 | 343 | } |
179c3995 KP |
344 | list = FcStrListCreate (dirs); |
345 | FcStrSetDestroy (dirs); | |
24330d27 | 346 | } |
179c3995 KP |
347 | else |
348 | list = FcConfigGetConfigDirs (config); | |
660acf8f PL |
349 | |
350 | if ((processed_dirs = FcStrSetCreate()) == NULL) { | |
351 | fprintf(stderr, "Cannot malloc\n"); | |
352 | return 1; | |
353 | } | |
354 | ||
d2c01029 | 355 | ret = scanDirs (list, config, argv[0], force, really_force, verbose); |
660acf8f PL |
356 | |
357 | FcStrSetDestroy (processed_dirs); | |
358 | ||
54560b01 KP |
359 | /* |
360 | * Now we need to sleep a second (or two, to be extra sure), to make | |
361 | * sure that timestamps for changes after this run of fc-cache are later | |
362 | * then any timestamps we wrote. We don't use gettimeofday() because | |
363 | * sleep(3) can't be interrupted by a signal here -- this isn't in the | |
364 | * library, and there aren't any signals flying around here. | |
365 | */ | |
716ac8b8 | 366 | FcConfigDestroy (config); |
54560b01 | 367 | sleep (2); |
24330d27 KP |
368 | if (verbose) |
369 | printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded"); | |
370 | return ret; | |
371 | } |