From d53c61843771720fc5cf0ed74b4e76b912813cc5 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 22 Feb 2013 18:14:28 +0100
Subject: [PATCH] iscsi: look for pkg-config file too

Due to library conflicts, Fedora will have to put libiscsi in
/usr/lib/iscsi.  Simplify configuration by using a pkg-config
file.  The Fedora package will distribute one, and the patch
to add it has been sent to upstream libiscsi as well.

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 3c33ea9640758bb625e110a77673e5abfd184e54)
---
 configure | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 6af2806..12d506c 100755
--- a/configure
+++ b/configure
@@ -2632,7 +2632,13 @@ if test "$libiscsi" != "no" ; then
 #include <iscsi/iscsi.h>
 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
 EOF
-  if compile_prog "" "-liscsi" ; then
+  if $pkg_config --atleast-version=1.7.0 libiscsi --modversion >/dev/null 2>&1; then
+    libiscsi="yes"
+    libiscsi_cflags=$($pkg_config --cflags libiscsi 2>/dev/null)
+    libiscsi_libs=$($pkg_config --libs libiscsi 2>/dev/null)
+    CFLAGS="$CFLAGS $libiscsi_cflags"
+    LIBS="$LIBS $libiscsi_libs"
+  elif compile_prog "" "-liscsi" ; then
     libiscsi="yes"
     LIBS="$LIBS -liscsi"
   else