X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=coreutils%2Frealpath.c;h=ec98221adc2ee204da0ba8a78998935d2bd78732;hb=637d2266e1ea711f27ab0aec200a196b5eccbbca;hp=7ef935ee078fabd9214e6c665e15685f24f0fa03;hpb=62fae308a3d92d987711d08f3d36b0ad753c2e18;p=oweals%2Fbusybox.git

diff --git a/coreutils/realpath.c b/coreutils/realpath.c
index 7ef935ee0..ec98221ad 100644
--- a/coreutils/realpath.c
+++ b/coreutils/realpath.c
@@ -14,31 +14,41 @@
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+/* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */
+
+/* Mar 16, 2003      Manuel Novoa III   (mjn3@codepoet.org)
+ *
+ * Now does proper error checking on output and returns a failure exit code
+ * if one or more paths can not be resolved.
+ */
+
 #include <limits.h>
 #include <stdlib.h>
-
 #include "busybox.h"
 
 int realpath_main(int argc, char **argv)
 {
-	char *resolved_path;
-	int count;
+	int retval = EXIT_SUCCESS;
 
-	if (argc == 1) {
-		show_usage();
-	}
+	RESERVE_CONFIG_BUFFER(resolved_path, PATH_MAX);
 
-	resolved_path = malloc(PATH_MAX);
+	if (--argc == 0) {
+		bb_show_usage();
+	}
 
-	for (count = 1; count < argc; count++) {
-		resolved_path = realpath(argv[count], resolved_path);
-		if (resolved_path) {
+	do {
+		argv++;
+		if (realpath(*argv, resolved_path) != NULL) {
 			puts(resolved_path);
 		} else {
-			perror_msg("%s", argv[count]);
+			retval = EXIT_FAILURE;
+			bb_perror_msg("%s", *argv);
 		}
-	}
-	free(resolved_path);
+	} while (--argc);
+
+#ifdef CONFIG_FEATURE_CLEAN_UP
+	RELEASE_CONFIG_BUFFER(resolved_path);
+#endif
 
-	return(EXIT_SUCCESS);
-}
\ No newline at end of file
+	bb_fflush_stdout_and_exit(retval);
+}