Hurd compat fixes. Mostly dealing with absent PATH_MAX

Signed-off-by: Jérémie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 13 deletions

diff --git a/coreutils/realpath.c b/coreutils/realpath.c
index 28906ba55..90a71ed7d 100644
--- a/coreutils/realpath.c
+++ b/coreutils/realpath.c
@@ -17,30 +17,20 @@ int realpath_main(int argc UNUSED_PARAM, char **argv)
 {
         int retval = EXIT_SUCCESS;
 
-#if PATH_MAX > (BUFSIZ+1)
-        RESERVE_CONFIG_BUFFER(resolved_path, PATH_MAX);
-# define resolved_path_MUST_FREE 1
-#else
-#define resolved_path bb_common_bufsiz1
-# define resolved_path_MUST_FREE 0
-#endif
-
         if (!*++argv) {
                 bb_show_usage();
         }
 
         do {
-                if (realpath(*argv, resolved_path) != NULL) {
+                char *resolved_path = xmalloc_realpath(*argv);
+                if (resolved_path != NULL) {
                         puts(resolved_path);
+                        free(resolved_path);
                 } else {
                         retval = EXIT_FAILURE;
                         bb_simple_perror_msg(*argv);
                 }
         } while (*++argv);
 
-#if ENABLE_FEATURE_CLEAN_UP && resolved_path_MUST_FREE
-        RELEASE_CONFIG_BUFFER(resolved_path);
-#endif
-
         fflush_stdout_and_exit(retval);
 }