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Diffstat (limited to 'libbb/xreadlink.c')
-rw-r--r--libbb/xreadlink.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/libbb/xreadlink.c b/libbb/xreadlink.c
index 8d232f16b..faa0e1646 100644
--- a/libbb/xreadlink.c
+++ b/libbb/xreadlink.c
@@ -100,18 +100,16 @@ char* FAST_FUNC xmalloc_readlink_or_warn(const char *path)
return buf;
}
-/* UNUSED */
-#if 0
char* FAST_FUNC xmalloc_realpath(const char *path)
{
#if defined(__GLIBC__) && !defined(__UCLIBC__)
/* glibc provides a non-standard extension */
+ /* new: POSIX.1-2008 specifies this behavior as well */
return realpath(path, NULL);
#else
char buf[PATH_MAX+1];
- /* on error returns NULL (xstrdup(NULL) ==NULL) */
+ /* on error returns NULL (xstrdup(NULL) == NULL) */
return xstrdup(realpath(path, buf));
#endif
}
-#endif