[PATCH vkd3d 5/8] tests: Load libvulkan dynamically in shader_runner_vulkan.c.

[Zebediah Figura]

We would like to allow overriding the soname of libvulkan, in which case the
tests and demos should respect that override.

Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
 Makefile.am                  |  2 +-
 tests/shader_runner_vulkan.c | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Makefile.am b/Makefile.am
index fea63eb51..f7566d4b9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -309,7 +309,7 @@ TESTS = $(vkd3d_tests) $(vkd3d_cross_tests) $(vkd3d_shader_tests)
 tests_d3d12_LDADD = $(LDADD) @PTHREAD_LIBS@ @VULKAN_LIBS@
 tests_d3d12_invalid_usage_LDADD = $(LDADD) @VULKAN_LIBS@
 tests_hlsl_d3d12_LDADD = $(LDADD) @VULKAN_LIBS@
-tests_shader_runner_LDADD = $(LDADD) @VULKAN_LIBS@
+tests_shader_runner_LDADD = $(LDADD) @VULKAN_LIBS@ @DL_LIBS@
 tests_shader_runner_SOURCES = \
 	tests/shader_runner.c \
 	tests/shader_runner_d3d12.c \
diff --git a/tests/shader_runner_vulkan.c b/tests/shader_runner_vulkan.c
index 4a30ea85d..5d4b65cff 100644
--- a/tests/shader_runner_vulkan.c
+++ b/tests/shader_runner_vulkan.c
@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
+#define VK_NO_PROTOTYPES
 #include "config.h"
 #include "vulkan/vulkan.h"
 #include "vkd3d_shader.h"
@@ -45,6 +46,8 @@ static struct vulkan_resource *vulkan_resource(struct resource *r)
 
 #define DECLARE_VK_PFN(name) PFN_##name name;
 
+DECLARE_VK_PFN(vkGetInstanceProcAddr)
+
 struct vulkan_shader_runner
 {
     struct shader_runner r;
@@ -984,8 +987,16 @@ static bool init_vulkan_runner(struct vulkan_shader_runner *runner)
     VkFormatProperties format_props;
     uint32_t count, graphics_index;
     VkDevice device;
+    void *libvulkan;
     VkResult vr;
 
+    if (!(libvulkan = vkd3d_dlopen(SONAME_LIBVULKAN)))
+    {
+        skip("Failed to load %s: %s.\n", SONAME_LIBVULKAN, vkd3d_dlerror());
+        return false;
+    }
+    vkGetInstanceProcAddr = vkd3d_dlsym(libvulkan, "vkGetInstanceProcAddr");
+
     runner->vkCreateInstance = (void *)vkGetInstanceProcAddr(NULL, "vkCreateInstance");
 
     if ((vr = VK_CALL(vkCreateInstance(&instance_desc, NULL, &runner->instance))) < 0)
-- 
2.35.1