[Xen-devel] [PATCH v4 4/5] configure: detect presence of libxendevicemodel

[Paul Durrant <paul.durrant@xxxxxxxxxx>]

This patch adds code in configure to set CONFIG_XEN_CTRL_INTERFACE_VERSION
to a new value of 490 if libxendevicemodel is present in the build
environment.

Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
Reviewed-by: Anthony Perard <anthony.perard@xxxxxxxxxx>
---
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 configure | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/configure b/configure
index 8e8f18d..fc1e12b 100755
--- a/configure
+++ b/configure
@@ -1980,6 +1980,25 @@ EOF
   # Xen unstable
   elif
       cat > $TMPC <<EOF &&
+#undef XC_WANT_COMPAT_DEVICEMODEL_API
+#define __XEN_TOOLS__
+#include <xendevicemodel.h>
+int main(void) {
+  xendevicemodel_handle *xd;
+
+  xd = xendevicemodel_open(0, 0);
+  xendevicemodel_close(xd);
+
+  return 0;
+}
+EOF
+      compile_prog "" "$xen_libs $xen_stable_libs -lxendevicemodel"
+    then
+    xen_stable_libs="$xen_stable_libs -lxendevicemodel"
+    xen_ctrl_version=490
+    xen=yes
+  elif
+      cat > $TMPC <<EOF &&
 /*
  * If we have stable libs the we don't want the libxc compat
  * layers, regardless of what CFLAGS we may have been given.
-- 
2.1.4


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