From: Karel Zak <kzak@redhat.com>
Date: Thu, 21 May 2009 11:20:10 +0000 (+0200)
Subject: mount: fix undefined reference to `security_get_initial_context'
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=28d39b6dd71e6a054aa06c66f683a1e15439e56b;p=util-linux

mount: fix undefined reference to `security_get_initial_context'

> Gentoo-hardened stable have: sys-libs/libselinux-1.34.14
> I have:
> mount.c:(.text+0x12ce): undefined reference to `security_get_initial_context'

Reported-by: Максим Бритов <maxim.britov@gmail.com>
Addresses-Gentoo-Bug: #270168
Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/configure.ac b/configure.ac
index af946a15..b174bce2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -656,6 +656,11 @@ fi
 if test "x$have_selinux" = xyes; then
   SELINUX_LIBS="-lselinux -lsepol"
   SELINUX_LIBS_STATIC="-lselinux -lsepol"
+  old_LDFLAGS="$LDFLAGS"
+  LDFLAGS="$LDFLAGS $SELINUX_LIBS"
+  # This function is missing in old libselinux 1.xx versions
+  AC_CHECK_FUNCS([security_get_initial_context])
+  LDFLAGS="$old_LDFLAGS"
 fi
 AC_SUBST([SELINUX_LIBS])
 AC_SUBST([SELINUX_LIBS_STATIC])
diff --git a/mount/mount.c b/mount/mount.c
index f48f9d40..cc5b88ae 100644
--- a/mount/mount.c
+++ b/mount/mount.c
@@ -1561,7 +1561,7 @@ mount_retry:
 
  out:
 
-#ifdef HAVE_LIBSELINUX
+#if defined(HAVE_LIBSELINUX) && defined(HAVE_SECURITY_GET_INITIAL_CONTEXT)
   if (res != EX_FAIL && verbose && is_selinux_enabled() > 0) {
       security_context_t raw = NULL, def = NULL;