fontconfig/fc-scan/fc-scan.c

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/*
* fontconfig/fc-scan/fc-scan.c
*
* Copyright © 2003 Keith Packard
* Copyright © 2008 Red Hat, Inc.
* Red Hat Author(s): Behdad Esfahbod
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of the author(s) not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. The authors make no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#else
#ifdef linux
#define HAVE_GETOPT_LONG 1
#endif
#define HAVE_GETOPT 1
#endif
#include <fontconfig/fontconfig.h>
#include <fontconfig/fcfreetype.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#ifndef HAVE_GETOPT
#define HAVE_GETOPT 0
#endif
#ifndef HAVE_GETOPT_LONG
#define HAVE_GETOPT_LONG 0
#endif
#if HAVE_GETOPT_LONG
#undef _GNU_SOURCE
#define _GNU_SOURCE
#include <getopt.h>
static const struct option longopts[] = {
{"format", 1, 0, 'f'},
{"version", 0, 0, 'V'},
{"help", 0, 0, 'h'},
{NULL,0,0,0},
};
#else
#if HAVE_GETOPT
extern char *optarg;
extern int optind, opterr, optopt;
#endif
#endif
static void
usage (char *program, int error)
{
FILE *file = error ? stderr : stdout;
#if HAVE_GETOPT_LONG
fprintf (file, "usage: %s [-Vh] [-f FORMAT] [--format FORMAT] [--version] [--help] font-file...\n",
program);
#else
fprintf (file, "usage: %s [-Vh] [-f FORMAT] font-file...\n",
program);
#endif
fprintf (file, "Scan font files and directories, and print resulting pattern(s)\n");
fprintf (file, "\n");
#if HAVE_GETOPT_LONG
fprintf (file, " -f, --format=FORMAT use the given output format\n");
fprintf (file, " -V, --version display font config version and exit\n");
fprintf (file, " -h, --help display this help and exit\n");
#else
fprintf (file, " -f FORMAT (format) use the given output format\n");
fprintf (file, " -V (version) display font config version and exit\n");
fprintf (file, " -h (help) display this help and exit\n");
#endif
exit (error);
}
int
main (int argc, char **argv)
{
FcChar8 *format = NULL;
int i;
FcFontSet *fs;
#if HAVE_GETOPT_LONG || HAVE_GETOPT
int c;
#if HAVE_GETOPT_LONG
while ((c = getopt_long (argc, argv, "f:Vh", longopts, NULL)) != -1)
#else
while ((c = getopt (argc, argv, "f:Vh")) != -1)
#endif
{
switch (c) {
case 'f':
format = (FcChar8 *) strdup (optarg);
break;
case 'V':
fprintf (stderr, "fontconfig version %d.%d.%d\n",
FC_MAJOR, FC_MINOR, FC_REVISION);
exit (0);
case 'h':
usage (argv[0], 0);
default:
usage (argv[0], 1);
}
}
i = optind;
#else
i = 1;
#endif
if (i == argc)
usage (argv[0], 1);
if (!FcInit ())
{
fprintf (stderr, "Can't init font config library\n");
return 1;
}
fs = FcFontSetCreate ();
for (; i < argc; i++)
{
const FcChar8 *file = (FcChar8*) argv[i];
if (!FcFileIsDir (file))
FcFileScan (fs, NULL, NULL, NULL, file, FcTrue);
else
{
FcStrSet *dirs = FcStrSetCreate ();
FcStrList *strlist = FcStrListCreate (dirs);
do
{
FcDirScan (fs, dirs, NULL, NULL, file, FcTrue);
}
while ((file = FcStrListNext (strlist)));
FcStrListDone (strlist);
FcStrSetDestroy (dirs);
}
}
for (i = 0; i < fs->nfont; i++)
{
FcPattern *pat;
pat = fs->fonts[i];
if (format)
{
FcChar8 *s;
s = FcPatternFormat (pat, format);
if (s)
{
printf ("%s", s);
FcStrFree (s);
}
}
else
{
FcPatternPrint (pat);
}
}
FcFontSetDestroy (fs);
FcFini ();
return i > 0 ? 0 : 1;
}