/*
* Copyright © 2002 Keith Packard
* Copyright © 2014 Google, Inc.
*
* 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.
*
* Google Author(s): Behdad Esfahbod
*/
#define HAVE_GETOPT_LONG 1 /* XXX */
#include "hb-fc.h"
#include <fontconfig/fontconfig.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#else
#ifdef linux
#define HAVE_GETOPT_LONG 1
#endif
#define HAVE_GETOPT 1
#endif
#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>
const struct option longopts[] = {
{"verbose", 0, 0, 'v'},
{"format", 1, 0, 'f'},
{"quiet", 0, 0, 'q'},
{"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 [-vqVh] [-f FORMAT] [--verbose] [--format=FORMAT] [--quiet] [--version] [--help] text [pattern] {element ...} \n",
program);
#else
fprintf (file, "usage: %s [-vqVh] [-f FORMAT] text [pattern] {element ...} \n",
program);
#endif
fprintf (file, "List fonts matching [pattern] that can render [text]\n");
fprintf (file, "\n");
#if HAVE_GETOPT_LONG
fprintf (file, " -v, --verbose display entire font pattern verbosely\n");
fprintf (file, " -f, --format=FORMAT use the given output format\n");
fprintf (file, " -q, --quiet suppress all normal output, exit 1 if no fonts matched\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, " -v (verbose) display entire font pattern verbosely\n");
fprintf (file, " -f FORMAT (format) use the given output format\n");
fprintf (file, " -q, (quiet) suppress all normal output, exit 1 if no fonts matched\n");
fprintf (file, " -V (version) display HarfBuzz version and exit\n");
fprintf (file, " -h (help) display this help and exit\n");
#endif
exit (error);
}
int
main (int argc, char **argv)
{
int verbose = 0;
int quiet = 0;
const FcChar8 *format = NULL;
int nfont = 0;
int i;
FcObjectSet *os = 0;
FcFontSet *fs;
FcPattern *pat;
const char *text;
#if HAVE_GETOPT_LONG || HAVE_GETOPT
int c;
#if HAVE_GETOPT_LONG
while ((c = getopt_long (argc, argv, "vf:qVh", longopts, NULL)) != -1)
#else
while ((c = getopt (argc, argv, "vf:qVh")) != -1)
#endif
{
switch (c) {
case 'v':
verbose = 1;
break;
case 'f':
format = (FcChar8 *) strdup (optarg);
break;
case 'q':
quiet = 1;
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 (!argv[i])
usage (argv[0], 1);
text = argv[i];
i++;
if (argv[i])
{
pat = FcNameParse ((FcChar8 *) argv[i]);
if (!pat)
{
fputs ("Unable to parse the pattern\n", stderr);
return 1;
}
while (argv[++i])
{
if (!os)
os = FcObjectSetCreate ();
FcObjectSetAdd (os, argv[i]);
}
}
else
pat = FcPatternCreate ();
if (quiet && !os)
os = FcObjectSetCreate ();
if (!verbose && !format && !os)
os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, FC_FILE, (char *) 0);
FcObjectSetAdd (os, FC_CHARSET);
if (!format)
format = (const FcChar8 *) "%{=fclist}\n";
fs = FcFontList (0, pat, os);
if (os)
FcObjectSetDestroy (os);
if (pat)
FcPatternDestroy (pat);
if (!quiet && fs)
{
int j;
for (j = 0; j < fs->nfont; j++)
{
hb_font_t *font = hb_fc_font_create (fs->fonts[j]);
hb_bool_t can_render = hb_fc_can_render (font, text);
hb_font_destroy (font);
if (!can_render)
continue;
FcPatternDel (fs->fonts[j], FC_CHARSET);
if (verbose)
{
FcPatternPrint (fs->fonts[j]);
}
else
{
FcChar8 *s;
s = FcPatternFormat (fs->fonts[j], format);
if (s)
{
printf ("%s", s);
FcStrFree (s);
}
}
}
}
if (fs) {
nfont = fs->nfont;
FcFontSetDestroy (fs);
}
FcFini ();
return quiet ? (nfont == 0 ? 1 : 0) : 0;
}
