From: Karel Zak <kzak@redhat.com>
Date: Sun, 23 Jan 2011 21:37:22 +0000 (+0100)
Subject: libmount: _SC_GETPW_R_SIZE_MAX portability issue
X-Git-Tag: v2.19-rc2~18
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=282a58fd663547d75189734bc0943d6334cf6b7f;p=thirdparty%2Futil-linux.git

libmount: _SC_GETPW_R_SIZE_MAX portability issue

Addresses: https://bugs.gentoo.org/show_bug.cgi?id=350340
Reported-by: Alan Hourihane <alanh@fairlite.co.uk>
Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/shlibs/mount/src/utils.c b/shlibs/mount/src/utils.c
index c9e171cc9f..35d43452e7 100644
--- a/shlibs/mount/src/utils.c
+++ b/shlibs/mount/src/utils.c
@@ -372,7 +372,11 @@ char *mnt_get_username(const uid_t uid)
 {
         struct passwd pwd;
 	struct passwd *res;
+#ifdef _SC_GETPW_R_SIZE_MAX
 	size_t sz = sysconf(_SC_GETPW_R_SIZE_MAX);
+#else
+	size_t sz = 0;
+#endif
 	char *buf, *username = NULL;
 
 	if (sz <= 0)