1 /*
2  * fontconfig/fc-query/fc-query.c
3  *
4  * Copyright © 2003 Keith Packard
5  * Copyright © 2008 Red Hat, Inc.
6  * Red Hat Author(s): Behdad Esfahbod
7  *
8  * Permission to use, copy, modify, distribute, and sell this software and its
9  * documentation for any purpose is hereby granted without fee, provided that
10  * the above copyright notice appear in all copies and that both that
11  * copyright notice and this permission notice appear in supporting
12  * documentation, and that the name of the author(s) not be used in
13  * advertising or publicity pertaining to distribution of the software without
14  * specific, written prior permission.  The authors make no
15  * representations about the suitability of this software for any purpose.  It
16  * is provided "as is" without express or implied warranty.
17  *
18  * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
19  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
20  * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
21  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
22  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
23  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
24  * PERFORMANCE OF THIS SOFTWARE.
25  */
26 
27 #ifdef HAVE_CONFIG_H
28 #include <config.h>
29 #else
30 #ifdef linux
31 #define HAVE_GETOPT_LONG 1
32 #endif
33 #define HAVE_GETOPT 1
34 #endif
35 
36 #include <fontconfig/fontconfig.h>
37 #include <fontconfig/fcfreetype.h>
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <locale.h>
42 
43 #ifdef HAVE_UNISTD_H
44 #include <unistd.h>
45 #endif
46 
47 #ifdef ENABLE_NLS
48 #include <libintl.h>
49 #define _(x)		(dgettext(GETTEXT_PACKAGE, x))
50 #else
51 #define dgettext(d, s)	(s)
52 #define _(x)		(x)
53 #endif
54 
55 #ifndef HAVE_GETOPT
56 #define HAVE_GETOPT 0
57 #endif
58 #ifndef HAVE_GETOPT_LONG
59 #define HAVE_GETOPT_LONG 0
60 #endif
61 
62 #if HAVE_GETOPT_LONG
63 #undef  _GNU_SOURCE
64 #define _GNU_SOURCE
65 #include <getopt.h>
66 static const struct option longopts[] = {
67     {"index", 1, 0, 'i'},
68     {"brief", 0, 0, 'b'},
69     {"format", 1, 0, 'f'},
70     {"version", 0, 0, 'V'},
71     {"help", 0, 0, 'h'},
72     {NULL,0,0,0},
73 };
74 #else
75 #if HAVE_GETOPT
76 extern char *optarg;
77 extern int optind, opterr, optopt;
78 #endif
79 #endif
80 
81 static void
usage(char * program,int error)82 usage (char *program, int error)
83 {
84     FILE *file = error ? stderr : stdout;
85 #if HAVE_GETOPT_LONG
86     fprintf (file, _("usage: %s [-bVh] [-i index] [-f FORMAT] [--index index] [--brief] [--format FORMAT] [--version] [--help] font-file...\n"),
87 	     program);
88 #else
89     fprintf (file, _("usage: %s [-bVh] [-i index] [-f FORMAT] font-file...\n"),
90 	     program);
91 #endif
92     fprintf (file, _("Query font files and print resulting pattern(s)\n"));
93     fprintf (file, "\n");
94 #if HAVE_GETOPT_LONG
95     fprintf (file, _("  -i, --index INDEX    display the INDEX face of each font file only\n"));
96     fprintf (file, _("  -b, --brief          display font pattern briefly\n"));
97     fprintf (file, _("  -f, --format=FORMAT  use the given output format\n"));
98     fprintf (file, _("  -V, --version        display font config version and exit\n"));
99     fprintf (file, _("  -h, --help           display this help and exit\n"));
100 #else
101     fprintf (file, _("  -i INDEX   (index)         display the INDEX face of each font file only\n"));
102     fprintf (file, _("  -b         (brief)         display font pattern briefly\n"));
103     fprintf (file, _("  -f FORMAT  (format)        use the given output format\n"));
104     fprintf (file, _("  -V         (version)       display font config version and exit\n"));
105     fprintf (file, _("  -h         (help)          display this help and exit\n"));
106 #endif
107     exit (error);
108 }
109 
110 int
main(int argc,char ** argv)111 main (int argc, char **argv)
112 {
113     unsigned int id = (unsigned int) -1;
114     int         brief = 0;
115     FcFontSet   *fs;
116     FcChar8     *format = NULL;
117     int		err = 0;
118     int		i;
119 #if HAVE_GETOPT_LONG || HAVE_GETOPT
120     int		c;
121 
122     setlocale (LC_ALL, "");
123 #if HAVE_GETOPT_LONG
124     while ((c = getopt_long (argc, argv, "i:bf:Vh", longopts, NULL)) != -1)
125 #else
126     while ((c = getopt (argc, argv, "i:bf:Vh")) != -1)
127 #endif
128     {
129 	switch (c) {
130 	case 'i':
131 	    id = (unsigned int) strtol (optarg, NULL, 0); /* strtol() To handle -1. */
132 	    break;
133 	case 'b':
134 	    brief = 1;
135 	    break;
136 	case 'f':
137 	    format = (FcChar8 *) strdup (optarg);
138 	    break;
139 	case 'V':
140 	    fprintf (stderr, "fontconfig version %d.%d.%d\n",
141 		     FC_MAJOR, FC_MINOR, FC_REVISION);
142 	    exit (0);
143 	case 'h':
144 	    usage (argv[0], 0);
145 	default:
146 	    usage (argv[0], 1);
147 	}
148     }
149     i = optind;
150 #else
151     i = 1;
152 #endif
153 
154     if (i == argc)
155 	usage (argv[0], 1);
156 
157     fs = FcFontSetCreate ();
158 
159     for (; i < argc; i++)
160     {
161 	if (!FcFreeTypeQueryAll ((FcChar8*) argv[i], id, NULL, NULL, fs))
162 	{
163 	    fprintf (stderr, _("Can't query face %u of font file %s\n"), id, argv[i]);
164 	    err = 1;
165 	}
166     }
167 
168     for (i = 0; i < fs->nfont; i++)
169     {
170 	FcPattern *pat = fs->fonts[i];
171 
172 	if (brief)
173 	{
174 	    FcPatternDel (pat, FC_CHARSET);
175 	    FcPatternDel (pat, FC_LANG);
176 	}
177 
178 	if (format)
179 	{
180 	    FcChar8 *s;
181 
182 	    s = FcPatternFormat (pat, format);
183 	    if (s)
184 	    {
185 		printf ("%s", s);
186 		FcStrFree (s);
187 	    }
188 	}
189 	else
190 	{
191 	    FcPatternPrint (pat);
192 	}
193     }
194 
195     FcFontSetDestroy (fs);
196 
197     FcFini ();
198     return err;
199 }
200