# HG changeset patch
# User Rob Landley <rob@landley.net>
# Date 1329478057 21600
# Node ID 7d4dbde67dfb3a3a6b1c7ff6c49bb6d43eb0d031
# Parent  6378ca1da18e2307001664e2288a8e541a5d8ff0
Move realpath from loopfiles() to a for loop, so we don't get hung on read permission for file data when we just want to look at directory info.

diff -r 6378ca1da18e -r 7d4dbde67dfb toys/realpath.c
--- a/toys/realpath.c	Fri Feb 17 04:47:16 2012 -0600
+++ b/toys/realpath.c	Fri Feb 17 05:27:37 2012 -0600
@@ -12,20 +12,20 @@
 	bool "realpath"
 	default y
 	help
+	  usage: realpath FILE...
+
 	  Display the canonical absolute pathname
 */
 
 #include "toys.h"
 
-static void do_realpath(int fd, char *name)
-{
-    if (!realpath(name, toybuf))
-        perror_exit("realpath: cannot access %s'", name);
-
-    xprintf("%s\n", toybuf);
-}
-
 void realpath_main(void)
 {
-    loopfiles(toys.optargs, do_realpath);
+    char **s = toys.optargs;
+    for (s = toys.optargs; *s; s++) {
+        if (!realpath(*s, toybuf)) {
+            perror_msg("cannot access '%s'", *s);
+            toys.exitval = 1;
+        } else xputs(toybuf);
+    }
 }