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From: Stefan Weil <weil@mail.berlios.de>
Date: Thu, 23 Jul 2009 22:27:54 +0200
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References: <4A6888AC.3050509@mail.berlios.de>
Subject: [Qemu-devel] [PATCH] Check availability of uuid header / lib
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To: QEMU Developers <qemu-devel@nongnu.org>

The Universally Unique Identifier library will be used
for the new vdi block driver and maybe other parts of QEMU.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
---
 Makefile        |    1 +
 Makefile.target |    2 ++
 configure       |   21 +++++++++++++++++++++
 3 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/Makefile b/Makefile
index dc95869..d8fa730 100644
--- a/Makefile
+++ b/Makefile
@@ -29,6 +29,7 @@ else
 DOCS=
 endif
 
+LIBS+=$(UUID_LIBS)
 LIBS+=$(PTHREADLIBS)
 LIBS+=$(CLOCKLIBS)
 
diff --git a/Makefile.target b/Makefile.target
index f9cd42a..4a01e96 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -469,6 +469,8 @@ ifdef CONFIG_BLUEZ
 LIBS += $(CONFIG_BLUEZ_LIBS)
 endif
 
+LIBS += $(UUID_LIBS)
+
 # xen backend driver support
 obj-$(CONFIG_XEN) += xen_machine_pv.o xen_domainbuild.o
 ifeq ($(CONFIG_XEN), y)
diff --git a/configure b/configure
index 39bed79..28a9c48 100755
--- a/configure
+++ b/configure
@@ -995,6 +995,22 @@ if $cc $ARCH_CFLAGS -o $TMPE $TMPC > /dev/null 2> /dev/null ; then
 fi
 
 ##########################################
+# uuid_generate() probe, used for vdi block driver
+uuid="no"
+cat > $TMPC << EOF
+#include <uuid/uuid.h>
+int main(void)
+{
+    uuid_t my_uuid;
+    uuid_generate(my_uuid);
+    return 0;
+}
+EOF
+if $cc $ARCH_CFLAGS -o $TMPE $TMPC -luuid >/dev/null 2>&1; then
+   uuid="yes"
+fi
+
+##########################################
 # vde libraries probe
 if test "$vde" = "yes" ; then
   cat > $TMPC << EOF
@@ -1473,6 +1489,7 @@ echo "Install blobs     $blobs"
 echo -e "KVM support       $kvm"
 echo "fdt support       $fdt"
 echo "preadv support    $preadv"
+echo "uuid support      $uuid"
 
 if test $sdl_too_old = "yes"; then
 echo "-> Your SDL version is too old - please upgrade to have SDL support"
@@ -1655,6 +1672,10 @@ fi
 if test "$fnmatch" = "yes" ; then
   echo "#define HAVE_FNMATCH_H 1" >> $config_host_h
 fi
+if test "$uuid" = "yes" ; then
+  echo "#define HAVE_UUID_H 1" >> $config_host_h
+  echo "UUID_LIBS=-luuid" >> $config_host_mak
+fi
 qemu_version=`head $source_path/VERSION`
 echo "VERSION=$qemu_version" >>$config_host_mak
 echo "#define QEMU_VERSION \"$qemu_version\"" >> $config_host_h
-- 
1.5.6.5