kbd/kbd-1.12-showconsolefont-info.diff

--- kbd-1.12/src/kdfontop.c.orig	2004-01-16 20:45:31.000000000 +0100
+++ kbd-1.12/src/kdfontop.c	2006-07-26 18:14:55.000000000 +0200
@@ -142,8 +142,11 @@
 	return h;
 }
 
-/* may be called with buf==NULL if we only want info */
-/* must not exit - we may have cleanup to do */
+/* 
+ * May be called with buf==NULL if we only want info.
+ * May be called with width==NULL and height==NULL.
+ * Must not exit - we may have cleanup to do.
+ */
 int
 getfont(int fd, char *buf, int *count, int *width, int *height) {
 	struct consolefontdesc cfd;
@@ -193,6 +196,11 @@
 		fprintf(stderr, _("bug: getfont called with count<256\n"));
 		return -1;
 	}
+	if (!buf) 
+	  {
+	    fprintf(stderr, _("bug: getfont using GIO_FONT needs buf.\n"));
+	    return -1;
+	  }
 	i = ioctl(fd, GIO_FONT, buf);
 	if (i) {
 		perror("getfont: GIO_FONT");
@@ -208,11 +216,11 @@
 
 int
 getfontsize(int fd) {
-	int count, width, height;
+	int count;
 	int i;
 
-	count = width = height = 0;
-	i = getfont(fd, NULL, &count, &width, &height);
+	count = 0;
+	i = getfont(fd, NULL, &count, NULL, NULL);
 	return (i == 0) ? count : 256;
 }
 
--- kbd-1.12/src/showconsolefont.c.orig	2004-01-16 20:45:31.000000000 +0100
+++ kbd-1.12/src/showconsolefont.c	2006-07-26 18:40:31.000000000 +0200
@@ -101,8 +101,15 @@
 static void
 usage(void) {
 	fprintf(stderr,
-		_("usage: showconsolefont [-v|-V]\n"
-		  "(probably after loading a font with `setfont font')\n"));
+		_("usage: showconsolefont -V|--version\n"
+		  "       showconsolefont [-C tty] [-v] [-i]\n"
+		  "(probably after loading a font with `setfont font')\n"
+		  "\n"
+		  "Valid options are:\n"
+		  " -C tty   Device to read the font from. Default: current tty.\n"
+		  " -v       Be more verbose.\n"
+		  " -i       Don't print out the font table, just show\n"
+		  "          ROWSxCOLSxCOUNT and exit.\n"));
 	exit(1);
 }
 
@@ -110,7 +117,7 @@
 main (int argc, char **argv) {
 	int c, n, cols, rows, nr, i, j, k;
 	char *sep, *console = NULL;
-	int list[64], lth, verbose = 0;
+	int list[64], lth, info = 0, verbose = 0;
 
 	set_progname(argv[0]);
 
@@ -122,8 +129,11 @@
 	    (!strcmp(argv[1], "-V") || !strcmp(argv[1], "--version")))
 		print_version_and_exit();
 
-	while ((c = getopt(argc, argv, "vC:")) != EOF) {
+	while ((c = getopt(argc, argv, "ivC:")) != EOF) {
 		switch (c) {
+		case 'i':
+			info = 1;
+			break;
 		case 'v':
 			verbose = 1;
 			break;
@@ -135,9 +145,26 @@
 		}
 	}
 
-	if (argc != 1)
+	if (optind != argc)
 		usage();
 
+        if (info)
+	  {
+	    nr = rows = cols = 0;
+	    n = getfont(fd, NULL, &nr, &rows, &cols);
+	    if (n != 0)
+	      leave(1);
+	    if (verbose) 
+	      {
+	        printf("Character count: %d\n", nr);
+		printf("Font width     : %d\n", rows);
+		printf("Font height    : %d\n", cols);
+	      }
+	    else
+	      printf("%dx%dx%d\n", rows, cols, nr);
+	    leave(0);
+	  }
+
 	fd = getfd(console);
 
 	settrivialscreenmap();