X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=coreutils%2Fbasename.c;h=91652cfedf948e29678dcdfb9d10503412a55ba6;hb=5929edc1fac4340f99ed84e92bf3a2bedd4177c2;hp=bdbcec17abd0e09a0f5dbee09a3aad812d9d35df;hpb=bdfd0d78bc44e73d693510e70087857785b3b521;p=oweals%2Fbusybox.git

diff --git a/coreutils/basename.c b/coreutils/basename.c
index bdbcec17a..91652cfed 100644
--- a/coreutils/basename.c
+++ b/coreutils/basename.c
@@ -2,8 +2,7 @@
 /*
  * Mini basename implementation for busybox
  *
- * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen
- * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -21,32 +20,43 @@
  *
  */
 
-/* getopt not needed */
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/basename.html */
+
+
+/* Mar 16, 2003      Manuel Novoa III   (mjn3@codepoet.org)
+ *
+ * Changes:
+ * 1) Now checks for too many args.  Need at least one and at most two.
+ * 2) Don't check for options, as per SUSv3.
+ * 3) Save some space by using strcmp().  Calling strncmp() here was silly.
+ */
 
 #include <stdlib.h>
-#include "busybox.h"
+#include <stdio.h>
 #include <string.h>
+#include "busybox.h"
 
-extern int basename_main(int argc, char **argv)
+int basename_main(int argc, char **argv)
 {
-	int m, n;
+	size_t m, n;
 	char *s;
 
-	if ((argc < 2) || (**(argv + 1) == '-')) {
-		show_usage();
+	if (((unsigned int)(argc-2)) >= 2) {
+		bb_show_usage();
 	}
 
-	argv++;
-
-	s = get_last_path_component(*argv);
+	s = bb_get_last_path_component(*++argv);
 
-	if (argc>2) {
-		argv++;
+	if (*++argv) {
 		n = strlen(*argv);
 		m = strlen(s);
-		if (m>n && strncmp(s+m-n, *argv, n)==0)
+		if ((m > n) && ((strcmp)(s+m-n, *argv) == 0)) {
 			s[m-n] = '\0';
+		}
 	}
+
 	puts(s);
-	return EXIT_SUCCESS;
+
+	bb_fflush_stdout_and_exit(EXIT_SUCCESS);
 }