From: Jim Meyering <jim@meyering.net>
Date: Tue, 4 Mar 2003 18:07:59 +0000 (+0000)
Subject: Improve comment.
X-Git-Tag: v4.5.9~59
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d68a9cf4e9a5f8f37cdd31b59b4a4a552e1b6350;p=thirdparty%2Fcoreutils.git

Improve comment.
---

diff --git a/lib/xgetcwd.c b/lib/xgetcwd.c
index c01491a483..ed425200d0 100644
--- a/lib/xgetcwd.c
+++ b/lib/xgetcwd.c
@@ -48,8 +48,11 @@ char *getwd ();
 #include "xalloc.h"
 #include "xgetcwd.h"
 
-/* Return the current directory, newly allocated, arbitrarily long.
-   Return NULL and set errno on error. */
+/* Return the current directory, newly allocated, assuming it fits
+   within PATH_MAX bytes -- this is a common system-imposed limit
+   on how getcwd works.
+   Upon an out-of-memory error, call xalloc_die.
+   Upon any other type of error, return NULL.  */
 
 char *
 xgetcwd (void)