[Qemu-devel] [PATCH] configure: make it possible to disable IASL

["Michael S. Tsirkin" <mst@redhat.com>]

Useful for platforms with a broken IASL.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 configure | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 0592ba7..d0a0abe 100755
--- a/configure
+++ b/configure
@@ -1080,6 +1080,7 @@ echo "  --source-path=PATH       path of source code [$source_path]"
 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
 echo "  --cc=CC                  use C compiler CC [$cc]"
 echo "  --iasl=IASL              use ACPI compiler IASL [$iasl]"
+echo "                           iasl='' (empty string) disables ACPI compiler"
 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
 echo "                           build time"
 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
@@ -4269,7 +4270,7 @@ else
 fi
 echo "PYTHON=$python" >> $config_host_mak
 echo "CC=$cc" >> $config_host_mak
-if $iasl -h > /dev/null 2>&1; then
+if test "$iasl" && $iasl -h > /dev/null 2>&1; then
   echo "IASL=$iasl" >> $config_host_mak
 fi
 echo "CC_I386=$cc_i386" >> $config_host_mak
-- 
MST