Add fc-query (#13019)

[fontconfig.git] / fc-query / fc-query.c

diff --git a/fc-query/fc-query.c b/fc-query/fc-query.c
new file mode 100644 (file)
index 0000000..2a36bf0
--- /dev/null
+++ b/fc-query/fc-query.c
@@ -0,0 +1,166 @@
+/*
+ * fontconfig/fc-query/fc-query.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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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[] = {
+    {"index", 1, 0, 'i'},
+    {"version", 0, 0, 'V'},
+    {"help", 0, 0, '?'},
+    {NULL,0,0,0},
+};
+#else
+#if HAVE_GETOPT
+extern char *optarg;
+extern int optind, opterr, optopt;
+#endif
+#endif
+
+static void usage (char *program)
+{
+#if HAVE_GETOPT_LONG
+    fprintf (stderr, "usage: %s [-V?] [-i index] [--index index] [--version] [--help] font-file...\n",
+            program);
+#else
+    fprintf (stderr, "usage: %s [-V?] [-i index] font-file...\n",
+            program);
+#endif
+    fprintf (stderr, "Query font files and print resulting pattern(s)\n");
+    fprintf (stderr, "\n");
+#if HAVE_GETOPT_LONG
+    fprintf (stderr, "  -i, --index INDEX    display the INDEX face of each font file only\n");
+    fprintf (stderr, "  -V, --version        display font config version and exit\n");
+    fprintf (stderr, "  -?, --help           display this help and exit\n");
+#else
+    fprintf (stderr, "  -i INDEX   (index)   display the INDEX face of each font file only\n");
+    fprintf (stderr, "  -a         (all)     display unpruned sorted list of matches\n");
+    fprintf (stderr, "  -V         (version) display font config version and exit\n");
+    fprintf (stderr, "  -?         (help)    display this help and exit\n");
+#endif
+    exit (1);
+}
+
+int
+main (int argc, char **argv)
+{
+    int                index_set = 0;
+    int                set_index = 0;
+    int                err = 0;
+    int                i;
+    FcBlanks    *blanks;
+#if HAVE_GETOPT_LONG || HAVE_GETOPT
+    int                c;
+
+#if HAVE_GETOPT_LONG
+    while ((c = getopt_long (argc, argv, "i:sVv?", longopts, NULL)) != -1)
+#else
+    while ((c = getopt (argc, argv, "i:asVv?")) != -1)
+#endif
+    {
+       switch (c) {
+       case 'i':
+           index_set = 1;
+           set_index = atoi (optarg);
+           break;
+       case 'V':
+           fprintf (stderr, "fontconfig version %d.%d.%d\n",
+                    FC_MAJOR, FC_MINOR, FC_REVISION);
+           exit (0);
+       default:
+           usage (argv[0]);
+       }
+    }
+    i = optind;
+#else
+    i = 1;
+#endif
+
+    if (i == argc)
+       usage (argv[0]);
+
+    if (!FcInit ())
+    {
+       fprintf (stderr, "Can't init font config library\n");
+       return 1;
+    }
+
+    blanks = FcConfigGetBlanks (NULL);
+
+    for (; i < argc; i++)
+    {
+       int index;
+       int count = 0;
+
+       index = set_index;
+
+       do {
+           FcPattern *pat;
+
+           pat = FcFreeTypeQuery ((FcChar8 *) argv[i], index, blanks, &count);
+           if (pat)
+           {
+               FcPatternPrint (pat);
+               FcPatternDestroy (pat);
+           }
+           else
+           {
+               fprintf (stderr, "Can't query face %d of font file %s\n",
+                        index, argv[i]);
+               err = 1;
+           }
+
+           index++;
+       } while (!index_set && index < count);
+    }
+
+    FcFini ();
+    return err;
+}