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authorJim Meyering <jim@meyering.net>2003-03-04 17:21:33 +0000
committerJim Meyering <jim@meyering.net>2003-03-04 17:21:33 +0000
commit6e31d6f5a58da191f0ce499aa9536599fe2fda01 (patch)
tree7384fa0d34eb4c1600a8b50eb31fe9df71c122d1
parent618481ca0cf615697373edea7da1c17cd67f01cc (diff)
downloadcoreutils-6e31d6f5a58da191f0ce499aa9536599fe2fda01.tar.xz
add comment
-rw-r--r--m4/getcwd-robust.m44
1 files changed, 4 insertions, 0 deletions
diff --git a/m4/getcwd-robust.m4 b/m4/getcwd-robust.m4
index 3e5f49d5f..9531bae4d 100644
--- a/m4/getcwd-robust.m4
+++ b/m4/getcwd-robust.m4
@@ -35,6 +35,10 @@ AC_DEFUN([GL_FUNC_GETCWD_ROBUST],
#endif
#ifndef PATH_MAX
+/* There might be a better way to handle this case, but note:
+ - the value shouldn't be anywhere near INT_MAX, and
+ - the value shouldn't be so big that the local declaration, below,
+ blows the stack. */
# define PATH_MAX 40000
#endif