Added a skeleton of generic C program.

Makefile

@@ -82,7 +82,8 @@ SHARE_FILES	= share/re.help share/example/Makefile \
                   share/example/blkjack.bas share/example/hilow.bas \
                   share/example/stars.bas share/example/prime.scm \
                   share/example/fact.fth share/example/echo.S \
-                  share/example/stdarg.c $(wildcard share/smallc/*)
+                  share/example/stdarg.c share/example/skeleton.c \
+                  $(wildcard share/smallc/*)
 MANFILES	= share/man/ share/man/cat1/ share/man/cat2/ share/man/cat3/ \
 		  share/man/cat4/ share/man/cat5/ share/man/cat6/ share/man/cat7/ \
 		  share/man/cat8/ $(wildcard share/man/cat?/*)

share/example/skeleton.c

@@ -0,0 +1,83 @@
+/*
+ * Sample program.
+ *
+ * Copyright (C) 1993-2004 Serge Vakulenko, <vak@cronyx.ru>
+ *
+ * This file is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You can redistribute this file and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software Foundation;
+ * either version 2 of the License, or (at your discretion) any later version.
+ * See the accompanying file "COPYING.txt" for more details.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+const char version[] = "1.0";
+const char copyright[] = "Copyright (C) 1993 Serge Vakulenko";
+
+char *progname;
+int verbose;
+int trace;
+int debug;
+
+extern char *optarg;
+extern int optind;
+
+void usage ()
+{
+	fprintf (stderr, "Skeleton of generic C program, Version %s, %s\n", version, copyright);
+	fprintf (stderr, "Usage:\n\t%s [-vtd] [-r count] file...\n", progname);
+	fprintf (stderr, "Options:\n");
+	fprintf (stderr, "\t-v\tverbose mode\n");
+	fprintf (stderr, "\t-t\ttrace mode\n");
+	fprintf (stderr, "\t-d\tdebug\n");
+	fprintf (stderr, "\t-r #\trepeat count\n");
+	exit (-1);
+}
+
+int main (int argc, char **argv)
+{
+	int count = 1;
+
+	progname = *argv;
+	for (;;) {
+		switch (getopt (argc, argv, "vtdr:")) {
+		case EOF:
+			break;
+		case 'v':
+			++verbose;
+			continue;
+		case 't':
+			++trace;
+			continue;
+		case 'd':
+			++debug;
+			continue;
+		case 'r':
+			count = strtol (optarg, 0, 0);
+			continue;
+		default:
+			usage ();
+		}
+		break;
+	}
+	argc -= optind;
+	argv += optind;
+
+	if (argc < 1)
+		usage ();
+
+	while (count-- > 0) {
+		int i;
+
+		for (i=0; i<argc; ++i)
+			printf ("%s ", argv[i]);
+		printf ("\n");
+	}
+
+	return (0);
+}