Implement FcPatternFormat and use it in cmdline tools (bug #17107)

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

diff --git a/fc-list/fc-list.c b/fc-list/fc-list.c
index 89f4167b5fc44e6173cbc694bbf4ec6811b02320..f7a66b59b535c3101d6ba9a9e0f240eaab96bf01 100644 (file)
--- a/fc-list/fc-list.c
+++ b/fc-list/fc-list.c
@@ -26,6 +26,7 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <string.h>
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #else
@@ -47,9 +48,10 @@
 #define _GNU_SOURCE
 #include <getopt.h>
 const struct option longopts[] = {
-    {"version", 0, 0, 'V'},
     {"verbose", 0, 0, 'v'},
+    {"format", 1, 0, 'f'},
     {"quiet", 0, 0, 'q'},
+    {"version", 0, 0, 'V'},
     {"help", 0, 0, 'h'},
     {NULL,0,0,0},
 };
@@ -65,21 +67,23 @@ usage (char *program, int error)
 {
     FILE *file = error ? stderr : stdout;
 #if HAVE_GETOPT_LONG
-    fprintf (file, "usage: %s [-vqVh] [--verbose] [--quiet] [--version] [--help] [pattern] {element ...} \n",
+    fprintf (file, "usage: %s [-vqVh] [-f FORMAT] [--verbose] [--format=FORMAT] [--quiet] [--version] [--help] [pattern] {element ...} \n",
             program);
 #else
-    fprintf (file, "usage: %s [-vqVh] [pattern] {element ...} \n",
+    fprintf (file, "usage: %s [-vqVh] [-f FORMAT] [pattern] {element ...} \n",
             program);
 #endif
     fprintf (file, "List fonts matching [pattern]\n");
     fprintf (file, "\n");
 #if HAVE_GETOPT_LONG
     fprintf (file, "  -v, --verbose        display entire font pattern\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\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");
@@ -92,6 +96,7 @@ main (int argc, char **argv)
 {
     int                verbose = 0;
     int                quiet = 0;
+    FcChar8     *format = NULL;
     int                nfont = 0;
     int                i;
     FcObjectSet *os = 0;
@@ -101,22 +106,25 @@ main (int argc, char **argv)
     int                c;
 
 #if HAVE_GETOPT_LONG
-    while ((c = getopt_long (argc, argv, "Vqvh", longopts, NULL)) != -1)
+    while ((c = getopt_long (argc, argv, "vf:qVh", longopts, NULL)) != -1)
 #else
-    while ((c = getopt (argc, argv, "Vqvh")) != -1)
+    while ((c = getopt (argc, argv, "vf:qVh")) != -1)
 #endif
     {
        switch (c) {
-       case 'V':
-           fprintf (stderr, "fontconfig version %d.%d.%d\n", 
-                    FC_MAJOR, FC_MINOR, FC_REVISION);
-           exit (0);
        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:
@@ -148,7 +156,7 @@ main (int argc, char **argv)
        pat = FcPatternCreate ();
     if (quiet && !os)
        os = FcObjectSetCreate ();
-    if (!verbose && !os)
+    if (!verbose && !format && !os)
        os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, (char *) 0);
     fs = FcFontList (0, pat, os);
     if (os)
@@ -166,7 +174,17 @@ main (int argc, char **argv)
            FcChar8 *file;
 
            if (verbose)
+           {
                FcPatternPrint (fs->fonts[j]);
+           }
+           else if (format)
+           {
+               FcChar8 *s;
+
+               s = FcPatternFormat (fs->fonts[j], format);
+               printf ("%s", s);
+               free (s);
+           }
            else
            {
                font = FcNameUnparse (fs->fonts[j]);