X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/678fb7066698ebfe3aecba722294025ed26da01b..e70e5000f0a6a945b7aad4cccea5bdfdb43a80f5:/lib-src/update-game-score.c

diff --git a/lib-src/update-game-score.c b/lib-src/update-game-score.c
index a32bd6d8d7..29c81a8936 100644
--- a/lib-src/update-game-score.c
+++ b/lib-src/update-game-score.c
@@ -1,6 +1,6 @@
 /* update-game-score.c --- Update a score file
 
-Copyright (C) 2002-2012  Free Software Foundation, Inc.
+Copyright (C) 2002-2013 Free Software Foundation, Inc.
 
 Author: Colin Walters <walters@debian.org>
 
@@ -42,16 +42,9 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <time.h>
 #include <pwd.h>
 #include <ctype.h>
-#ifdef HAVE_FCNTL_H
 #include <fcntl.h>
-#endif
 #include <sys/stat.h>
-
-/* Needed for SunOS4, for instance.  */
-extern char *optarg;
-extern int optind, opterr;
-
-static int usage (int err) NO_RETURN;
+#include <getopt.h>
 
 #define MAX_ATTEMPTS 5
 #define MAX_SCORES 200
@@ -62,7 +55,7 @@ static int usage (int err) NO_RETURN;
 #define difftime(t1, t0) (double)((t1) - (t0))
 #endif
 
-static int
+static _Noreturn void
 usage (int err)
 {
   fprintf (stdout, "Usage: update-game-score [-m MAX] [-r] [-d DIR] game/scorefile SCORE DATA\n");
@@ -92,34 +85,14 @@ static void sort_scores (struct score_entry *scores, int count, int reverse);
 static int write_scores (const char *filename,
 			 const struct score_entry *scores, int count);
 
-static void lose (const char *msg) NO_RETURN;
-
-static void
+static _Noreturn void
 lose (const char *msg)
 {
   fprintf (stderr, "%s\n", msg);
   exit (EXIT_FAILURE);
 }
 
-static void lose_syserr (const char *msg) NO_RETURN;
-
-/* Taken from sysdep.c.  */
-#ifndef HAVE_STRERROR
-#ifndef WINDOWSNT
-char *
-strerror (int errnum)
-{
-  extern char *sys_errlist[];
-  extern int sys_nerr;
-
-  if (errnum >= 0 && errnum < sys_nerr)
-    return sys_errlist[errnum];
-  return (char *) "Unknown error";
-}
-#endif /* not WINDOWSNT */
-#endif /* ! HAVE_STRERROR */
-
-static void
+static _Noreturn void
 lose_syserr (const char *msg)
 {
   fprintf (stderr, "%s: %s\n", msg, strerror (errno));