[PATCH vkd3d 2/3] configure: Use VULKAN_LIBS when looking for the Vulkan library.

[Matteo Bruni]

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
---
 configure.ac | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 2005c76..3ad4bbc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,7 +105,7 @@ AC_CHECK_LIB([dl], [dlopen],
 AC_ARG_VAR([PTHREAD_LIBS], [linker flags for pthreads])
 VKD3D_CHECK_PTHREAD
 
-AC_SUBST([VULKAN_LIBS])
+AC_ARG_VAR([VULKAN_LIBS], [linker flags for the Vulkan library])
 VKD3D_CHECK_SONAME([vulkan], [vkGetInstanceProcAddr],
                    [VULKAN_LIBS="-lvulkan"],
                    [VKD3D_CHECK_SONAME([vulkan-1], [vkGetInstanceProcAddr],
@@ -115,7 +115,10 @@ VKD3D_CHECK_SONAME([vulkan], [vkGetInstanceProcAddr],
                                                            [VULKAN_LIBS="-lMoltenVK"
                                                             AC_DEFINE_UNQUOTED([SONAME_LIBVULKAN],
                                                                                ["$ac_cv_lib_soname_MoltenVK"])],
-                                                           [AC_MSG_ERROR([libvulkan and libMoltenVK not found.])])])])
+                                                           [AC_MSG_ERROR([libvulkan and libMoltenVK not found.])],
+                                                           [$VULKAN_LIBS])],
+                                       [$VULKAN_LIBS])],
+                   [$VULKAN_LIBS])
 
 AS_IF([test "x$with_ncurses" != "xno"],
       [PKG_CHECK_MODULES([NCURSES], [ncurses],
-- 
2.26.2