1 /*
2 * Copyright © 2002 Keith Packard
3 * Copyright © 2014 Google, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software and its
6 * documentation for any purpose is hereby granted without fee, provided that
7 * the above copyright notice appear in all copies and that both that
8 * copyright notice and this permission notice appear in supporting
9 * documentation, and that the name of the author(s) not be used in
10 * advertising or publicity pertaining to distribution of the software without
11 * specific, written prior permission. The authors make no
12 * representations about the suitability of this software for any purpose. It
13 * is provided "as is" without express or implied warranty.
14 *
15 * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
16 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
17 * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
18 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
19 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
20 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
21 * PERFORMANCE OF THIS SOFTWARE.
22 *
23 * Google Author(s): Behdad Esfahbod
24 */
25
26 #define HAVE_GETOPT_LONG 1 /* XXX */
27
28 #include "hb-fc.h"
29
30 #include <fontconfig/fontconfig.h>
31 #include <stdio.h>
32 #include <unistd.h>
33 #include <stdlib.h>
34 #include <string.h>
35 #ifdef HAVE_CONFIG_H
36 #include <config.h>
37 #else
38 #ifdef linux
39 #define HAVE_GETOPT_LONG 1
40 #endif
41 #define HAVE_GETOPT 1
42 #endif
43
44 #ifndef HAVE_GETOPT
45 #define HAVE_GETOPT 0
46 #endif
47 #ifndef HAVE_GETOPT_LONG
48 #define HAVE_GETOPT_LONG 0
49 #endif
50
51 #if HAVE_GETOPT_LONG
52 #undef _GNU_SOURCE
53 #define _GNU_SOURCE
54 #include <getopt.h>
55 const struct option longopts[] = {
56 {"verbose", 0, 0, 'v'},
57 {"format", 1, 0, 'f'},
58 {"quiet", 0, 0, 'q'},
59 {"version", 0, 0, 'V'},
60 {"help", 0, 0, 'h'},
61 {NULL,0,0,0},
62 };
63 #else
64 #if HAVE_GETOPT
65 extern char *optarg;
66 extern int optind, opterr, optopt;
67 #endif
68 #endif
69
70 static void
usage(char * program,int error)71 usage (char *program, int error)
72 {
73 FILE *file = error ? stderr : stdout;
74 #if HAVE_GETOPT_LONG
75 fprintf (file, "usage: %s [-vqVh] [-f FORMAT] [--verbose] [--format=FORMAT] [--quiet] [--version] [--help] text [pattern] {element ...} \n",
76 program);
77 #else
78 fprintf (file, "usage: %s [-vqVh] [-f FORMAT] text [pattern] {element ...} \n",
79 program);
80 #endif
81 fprintf (file, "List fonts matching [pattern] that can render [text]\n");
82 fprintf (file, "\n");
83 #if HAVE_GETOPT_LONG
84 fprintf (file, " -v, --verbose display entire font pattern verbosely\n");
85 fprintf (file, " -f, --format=FORMAT use the given output format\n");
86 fprintf (file, " -q, --quiet suppress all normal output, exit 1 if no fonts matched\n");
87 fprintf (file, " -V, --version display font config version and exit\n");
88 fprintf (file, " -h, --help display this help and exit\n");
89 #else
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, " -q, (quiet) suppress all normal output, exit 1 if no fonts matched\n");
93 fprintf (file, " -V (version) display HarfBuzz version and exit\n");
94 fprintf (file, " -h (help) display this help and exit\n");
95 #endif
96 exit (error);
97 }
98
99 int
main(int argc,char ** argv)100 main (int argc, char **argv)
101 {
102 int verbose = 0;
103 int quiet = 0;
104 const FcChar8 *format = NULL;
105 int nfont = 0;
106 int i;
107 FcObjectSet *os = 0;
108 FcFontSet *fs;
109 FcPattern *pat;
110 const char *text;
111 #if HAVE_GETOPT_LONG || HAVE_GETOPT
112 int c;
113
114 #if HAVE_GETOPT_LONG
115 while ((c = getopt_long (argc, argv, "vf:qVh", longopts, NULL)) != -1)
116 #else
117 while ((c = getopt (argc, argv, "vf:qVh")) != -1)
118 #endif
119 {
120 switch (c) {
121 case 'v':
122 verbose = 1;
123 break;
124 case 'f':
125 format = (FcChar8 *) strdup (optarg);
126 break;
127 case 'q':
128 quiet = 1;
129 break;
130 case 'V':
131 fprintf (stderr, "fontconfig version %d.%d.%d\n",
132 FC_MAJOR, FC_MINOR, FC_REVISION);
133 exit (0);
134 case 'h':
135 usage (argv[0], 0);
136 default:
137 usage (argv[0], 1);
138 }
139 }
140 i = optind;
141 #else
142 i = 1;
143 #endif
144
145 if (!argv[i])
146 usage (argv[0], 1);
147
148 text = argv[i];
149 i++;
150
151 if (argv[i])
152 {
153 pat = FcNameParse ((FcChar8 *) argv[i]);
154 if (!pat)
155 {
156 fputs ("Unable to parse the pattern\n", stderr);
157 return 1;
158 }
159 while (argv[++i])
160 {
161 if (!os)
162 os = FcObjectSetCreate ();
163 FcObjectSetAdd (os, argv[i]);
164 }
165 }
166 else
167 pat = FcPatternCreate ();
168 if (quiet && !os)
169 os = FcObjectSetCreate ();
170 if (!verbose && !format && !os)
171 os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, FC_FILE, (char *) 0);
172 FcObjectSetAdd (os, FC_CHARSET);
173 if (!format)
174 format = (const FcChar8 *) "%{=fclist}\n";
175 fs = FcFontList (0, pat, os);
176 if (os)
177 FcObjectSetDestroy (os);
178 if (pat)
179 FcPatternDestroy (pat);
180
181 if (!quiet && fs)
182 {
183 int j;
184
185 for (j = 0; j < fs->nfont; j++)
186 {
187 hb_font_t *font = hb_fc_font_create (fs->fonts[j]);
188 hb_bool_t can_render = hb_fc_can_render (font, text);
189 hb_font_destroy (font);
190
191 if (!can_render)
192 continue;
193
194 FcPatternDel (fs->fonts[j], FC_CHARSET);
195
196 if (verbose)
197 {
198 FcPatternPrint (fs->fonts[j]);
199 }
200 else
201 {
202 FcChar8 *s;
203
204 s = FcPatternFormat (fs->fonts[j], format);
205 if (s)
206 {
207 printf ("%s", s);
208 FcStrFree (s);
209 }
210 }
211 }
212 }
213
214 if (fs) {
215 nfont = fs->nfont;
216 FcFontSetDestroy (fs);
217 }
218
219 FcFini ();
220
221 return quiet ? (nfont == 0 ? 1 : 0) : 0;
222 }
223