vma: implement experimental nbd server

[qemu.git] / configure

diff --git a/configure b/configure
index b7635e4fec9d32d2fdcc1e2b538a272f47b97606..bf5970f74bc365a4a49b305006529b4f06bddc55 100755 (executable)
--- a/configure
+++ b/configure
@@ -1180,7 +1180,7 @@ fi
 z_version=`cut -f3 -d. $source_path/VERSION`
 
 if test -z "$werror" ; then
-    if test "$z_version" = "50" -a \
+    if test -d "$source_path/.git" -a \
         "$linux" = "yes" ; then
         werror="yes"
     else
@@ -2388,7 +2388,7 @@ fi
 ##########################################
 # opengl probe, used by milkymist-tmu2
 if test "$opengl" != "no" ; then
-  opengl_libs="-lGL"
+  opengl_libs="-lGL -lX11"
   cat > $TMPC << EOF
 #include <X11/Xlib.h>
 #include <GL/gl.h>
@@ -3150,6 +3150,22 @@ if compile_prog "" "" ; then
     cpuid_h=yes
 fi
 
+########################################
+# check if __[u]int128_t is usable.
+
+int128=no
+cat > $TMPC << EOF
+__int128_t a;
+__uint128_t b;
+int main (void) {
+  a = a + b;
+  b = a * b;
+  return 0;
+}
+EOF
+if compile_prog "" "" ; then
+    int128=yes
+fi
 
 ##########################################
 # End of CC checks
@@ -3692,6 +3708,10 @@ if test "$cpuid_h" = "yes" ; then
   echo "CONFIG_CPUID_H=y" >> $config_host_mak
 fi
 
+if test "$int128" = "yes" ; then
+  echo "CONFIG_INT128=y" >> $config_host_mak
+fi
+
 if test "$glusterfs" = "yes" ; then
   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
 fi