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1 | /* | |
2 | * fontconfig/fc-match/fc-match.c | |
3 | * | |
4 | * Copyright © 2003 Keith Packard | |
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 the author(s) not be used in | |
11 | * advertising or publicity pertaining to distribution of the software without | |
12 | * specific, written prior permission. The authors make 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 | * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
18 | * EVENT SHALL THE AUTHOR(S) 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 | #ifdef HAVE_CONFIG_H | |
26 | #include <config.h> | |
27 | #else | |
28 | #ifdef linux | |
29 | #define HAVE_GETOPT_LONG 1 | |
30 | #endif | |
31 | #define HAVE_GETOPT 1 | |
32 | #endif | |
33 | ||
34 | #include <fontconfig/fontconfig.h> | |
35 | #include <stdio.h> | |
36 | #include <unistd.h> | |
37 | #include <stdlib.h> | |
38 | #include <string.h> | |
39 | ||
40 | #ifndef HAVE_GETOPT | |
41 | #define HAVE_GETOPT 0 | |
42 | #endif | |
43 | #ifndef HAVE_GETOPT_LONG | |
44 | #define HAVE_GETOPT_LONG 0 | |
45 | #endif | |
46 | ||
47 | #if HAVE_GETOPT_LONG | |
48 | #undef _GNU_SOURCE | |
49 | #define _GNU_SOURCE | |
50 | #include <getopt.h> | |
51 | static const struct option longopts[] = { | |
52 | {"sort", 0, 0, 's'}, | |
53 | {"all", 0, 0, 'a'}, | |
54 | {"verbose", 0, 0, 'v'}, | |
55 | {"format", 1, 0, 'f'}, | |
56 | {"version", 0, 0, 'V'}, | |
57 | {"help", 0, 0, 'h'}, | |
58 | {NULL,0,0,0}, | |
59 | }; | |
60 | #else | |
61 | #if HAVE_GETOPT | |
62 | extern char *optarg; | |
63 | extern int optind, opterr, optopt; | |
64 | #endif | |
65 | #endif | |
66 | ||
67 | static void | |
68 | usage (char *program, int error) | |
69 | { | |
70 | FILE *file = error ? stderr : stdout; | |
71 | #if HAVE_GETOPT_LONG | |
72 | fprintf (file, "usage: %s [-savVh] [-f FORMAT] [--sort] [--all] [--verbose] [--format=FORMAT] [--version] [--help] [pattern] {element...}\n", | |
73 | program); | |
74 | #else | |
75 | fprintf (file, "usage: %s [-savVh] [-f FORMAT] [pattern] {element...}\n", | |
76 | program); | |
77 | #endif | |
78 | fprintf (file, "List best font matching [pattern]\n"); | |
79 | fprintf (file, "\n"); | |
80 | #if HAVE_GETOPT_LONG | |
81 | fprintf (file, " -s, --sort display sorted list of matches\n"); | |
82 | fprintf (file, " -a, --all display unpruned sorted list of matches\n"); | |
83 | fprintf (file, " -v, --verbose display entire font pattern verbosely\n"); | |
84 | fprintf (file, " -f, --format=FORMAT use the given output format\n"); | |
85 | fprintf (file, " -V, --version display font config version and exit\n"); | |
86 | fprintf (file, " -h, --help display this help and exit\n"); | |
87 | #else | |
88 | fprintf (file, " -s, (sort) display sorted list of matches\n"); | |
89 | fprintf (file, " -a (all) display unpruned sorted list of matches\n"); | |
90 | fprintf (file, " -v (verbose) display entire font pattern verbosely\n"); | |
91 | fprintf (file, " -f FORMAT (format) use the given output format\n"); | |
92 | fprintf (file, " -V (version) display font config version and exit\n"); | |
93 | fprintf (file, " -h (help) display this help and exit\n"); | |
94 | #endif | |
95 | exit (error); | |
96 | } | |
97 | ||
98 | int | |
99 | main (int argc, char **argv) | |
100 | { | |
101 | int verbose = 0; | |
102 | int sort = 0, all = 0; | |
103 | FcChar8 *format = NULL; | |
104 | int i; | |
105 | FcObjectSet *os = 0; | |
106 | FcFontSet *fs; | |
107 | FcPattern *pat; | |
108 | FcResult result; | |
109 | #if HAVE_GETOPT_LONG || HAVE_GETOPT | |
110 | int c; | |
111 | ||
112 | #if HAVE_GETOPT_LONG | |
113 | while ((c = getopt_long (argc, argv, "asvf:Vh", longopts, NULL)) != -1) | |
114 | #else | |
115 | while ((c = getopt (argc, argv, "asvf:Vh")) != -1) | |
116 | #endif | |
117 | { | |
118 | switch (c) { | |
119 | case 'a': | |
120 | all = 1; | |
121 | break; | |
122 | case 's': | |
123 | sort = 1; | |
124 | break; | |
125 | case 'v': | |
126 | verbose = 1; | |
127 | break; | |
128 | case 'f': | |
129 | format = (FcChar8 *) strdup (optarg); | |
130 | break; | |
131 | case 'V': | |
132 | fprintf (stderr, "fontconfig version %d.%d.%d\n", | |
133 | FC_MAJOR, FC_MINOR, FC_REVISION); | |
134 | exit (0); | |
135 | case 'h': | |
136 | usage (argv[0], 0); | |
137 | default: | |
138 | usage (argv[0], 1); | |
139 | } | |
140 | } | |
141 | i = optind; | |
142 | #else | |
143 | i = 1; | |
144 | #endif | |
145 | ||
146 | if (!FcInit ()) | |
147 | { | |
148 | fprintf (stderr, "Can't init font config library\n"); | |
149 | return 1; | |
150 | } | |
151 | if (argv[i]) | |
152 | { | |
153 | pat = FcNameParse ((FcChar8 *) argv[i]); | |
154 | while (argv[++i]) | |
155 | { | |
156 | if (!os) | |
157 | os = FcObjectSetCreate (); | |
158 | FcObjectSetAdd (os, argv[i]); | |
159 | } | |
160 | } | |
161 | else | |
162 | pat = FcPatternCreate (); | |
163 | ||
164 | if (!pat) | |
165 | return 1; | |
166 | ||
167 | FcConfigSubstitute (0, pat, FcMatchPattern); | |
168 | FcDefaultSubstitute (pat); | |
169 | ||
170 | fs = FcFontSetCreate (); | |
171 | ||
172 | if (sort || all) | |
173 | { | |
174 | FcFontSet *font_patterns; | |
175 | int j; | |
176 | font_patterns = FcFontSort (0, pat, all ? FcFalse : FcTrue, 0, &result); | |
177 | ||
178 | if (!font_patterns || font_patterns->nfont == 0) | |
179 | { | |
180 | fputs("No fonts installed on the system\n", stderr); | |
181 | return 1; | |
182 | } | |
183 | for (j = 0; j < font_patterns->nfont; j++) | |
184 | { | |
185 | FcPattern *font_pattern; | |
186 | ||
187 | font_pattern = FcFontRenderPrepare (NULL, pat, font_patterns->fonts[j]); | |
188 | if (font_pattern) | |
189 | FcFontSetAdd (fs, font_pattern); | |
190 | } | |
191 | ||
192 | FcFontSetSortDestroy (font_patterns); | |
193 | } | |
194 | else | |
195 | { | |
196 | FcPattern *match; | |
197 | match = FcFontMatch (0, pat, &result); | |
198 | if (match) | |
199 | FcFontSetAdd (fs, match); | |
200 | } | |
201 | FcPatternDestroy (pat); | |
202 | ||
203 | if (!format) | |
204 | { | |
205 | if (os) | |
206 | format = "%{=unparse}\n"; | |
207 | else | |
208 | format = "%{=fcmatch}\n"; | |
209 | } | |
210 | ||
211 | if (fs) | |
212 | { | |
213 | int j; | |
214 | ||
215 | for (j = 0; j < fs->nfont; j++) | |
216 | { | |
217 | FcPattern *font; | |
218 | ||
219 | font = FcPatternFilter (fs->fonts[j], os); | |
220 | ||
221 | if (verbose) | |
222 | { | |
223 | FcPatternPrint (font); | |
224 | } | |
225 | else | |
226 | { | |
227 | FcChar8 *s; | |
228 | ||
229 | s = FcPatternFormat (font, format); | |
230 | if (s) | |
231 | { | |
232 | printf ("%s", s); | |
233 | free (s); | |
234 | } | |
235 | } | |
236 | ||
237 | FcPatternDestroy (font); | |
238 | } | |
239 | FcFontSetDestroy (fs); | |
240 | } | |
241 | ||
242 | if (os) | |
243 | FcObjectSetDestroy (os); | |
244 | ||
245 | FcFini (); | |
246 | ||
247 | return 0; | |
248 | } |