sprinkle static

[bsdgames-darwin.git] / sail / main.c

diff --git a/sail/main.c b/sail/main.c
index 615b0cb97dad4ca2bc1e0a88b8d786c12e15a044..0c9897f15273ac61e508a52e820d2bb0df85aa88 100644 (file)
--- a/sail/main.c
+++ b/sail/main.c
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.4 1997/01/07 12:42:22 tls Exp $     */
+/*     $NetBSD: main.c,v 1.25 2009/03/14 23:51:35 dholland Exp $       */
 
 /*
  * Copyright (c) 1983, 1993
@@ -12,11 +12,7 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by the University of
- *     California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
+ * 3. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
@@ -33,55 +29,76 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-static char copyright[] =
-"@(#) Copyright (c) 1983, 1993\n\
-       The Regents of the University of California.  All rights reserved.\n";
+__COPYRIGHT("@(#) Copyright (c) 1983, 1993\
+ The Regents of the University of California.  All rights reserved.");
 #endif /* not lint */
 
 #ifndef lint
 #if 0
 static char sccsid[] = "@(#)main.c     8.2 (Berkeley) 4/28/95";
 #else
-static char rcsid[] = "$NetBSD: main.c,v 1.4 1997/01/07 12:42:22 tls Exp $";
+__RCSID("$NetBSD: main.c,v 1.25 2009/03/14 23:51:35 dholland Exp $");
 #endif
 #endif /* not lint */
 
+#include <err.h>
+#include <fcntl.h>
+#include <setjmp.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
 #include "extern.h"
+#include "pathnames.h"
+#include "restart.h"
 
-/*ARGSUSED*/
-main(argc, argv)
-       int argc;
-       register char **argv;
+int
+main(int argc, char **argv)
 {
-       register char *p;
-       int i;
+       char *p;
+       int a,i;
+       int fd;
 
-       (void) srand(getpid());
-       issetuid = getuid() != geteuid();
-       if (p = rindex(*argv, '/'))
+       gid = getgid();
+       egid = getegid();
+       setegid(gid);
+
+       fd = open("/dev/null", O_RDONLY);
+       if (fd < 3)
+               exit(1);
+       close(fd);
+
+       if (chdir(_PATH_SAILDIR) < 0) {
+               err(1, "%s", _PATH_SAILDIR);
+       }
+
+       srandom((u_long)time(NULL));
+
+       if ((p = strrchr(*argv, '/')) != NULL)
                p++;
        else
                p = *argv;
+
        if (strcmp(p, "driver") == 0 || strcmp(p, "saildriver") == 0)
                mode = MODE_DRIVER;
        else if (strcmp(p, "sail.log") == 0)
                mode = MODE_LOGGER;
        else
                mode = MODE_PLAYER;
-       while ((p = *++argv) && *p == '-')
-               switch (p[1]) {
+
+       while ((a = getopt(argc, argv, "dsxlb")) != -1)
+               switch (a) {
                case 'd':
                        mode = MODE_DRIVER;
                        break;
                case 's':
                        mode = MODE_LOGGER;
                        break;
-               case 'D':
-                       debug++;
-                       break;
                case 'x':
-                       randomize;
+                       randomize++;
                        break;
                case 'l':
                        longfmt++;
@@ -90,15 +107,20 @@ main(argc, argv)
                        nobells++;
                        break;
                default:
-                       fprintf(stderr, "SAIL: Unknown flag %s.\n", p);
-                       exit(1);
+                       errx(1, "Usage: %s [-bdlsx] [scenario-number]", p);
                }
+
+       argc -= optind;
+       argv += optind;
+
        if (*argv)
                game = atoi(*argv);
        else
                game = -1;
-       if (i = setjmp(restart))
+
+       if ((i = setjmp(restart)) != 0)
                mode = i;
+
        switch (mode) {
        case MODE_PLAYER:
                return pl_main();
@@ -107,7 +129,7 @@ main(argc, argv)
        case MODE_LOGGER:
                return lo_main();
        default:
-               fprintf(stderr, "SAIL: Unknown mode %d.\n", mode);
+               warnx("Unknown mode %d", mode);
                abort();
        }
        /*NOTREACHED*/