anv: Use python to generate ICD json files

This is more lines of code but the python is far easier to read than the
sed expressions we were using before.  Also, this allows us to pull the
API version from anv_entrypoints.py so it never gets out-of-sync.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>

src/intel/Makefile.vulkan.am

@@ -50,15 +50,13 @@ EXTRA_DIST += \
 	vulkan/intel_icd.json.in \
 	vulkan/TODO
 
-vulkan/dev_icd.json : vulkan/dev_icd.json.in
-	$(AM_V_GEN) $(SED) \
-		-e "s#@build_libdir@#${abs_top_builddir}/${LIB_DIR}#" \
-		< $(srcdir)/vulkan/dev_icd.json.in > $@
+vulkan/dev_icd.json : vulkan/anv_extensions.py vulkan/anv_icd.py
+	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_icd.py \
+		--lib-path="${abs_top_builddir}/${LIB_DIR}" --out $@
 
-vulkan/intel_icd.@host_cpu@.json : vulkan/intel_icd.json.in
-	$(AM_V_GEN) $(SED) \
-		-e "s#@install_libdir@#${libdir}#" \
-		< $(srcdir)/vulkan/intel_icd.json.in > $@
+vulkan/intel_icd.@host_cpu@.json : vulkan/anv_extensions.py vulkan/anv_icd.py
+	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_icd.py \
+		--lib-path="${libdir}" --out $@
 
 if HAVE_INTEL_VULKAN
 

src/intel/vulkan/anv_icd.py

@@ -0,0 +1,47 @@
+# Copyright 2017 Intel Corporation
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sub license, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice (including the
+# next paragraph) shall be included in all copies or substantial portions
+# of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import json
+import os.path
+
+from anv_extensions import *
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--out', help='Output jsono file.', required=True)
+    parser.add_argument('--lib-path', help='Path to libvulkan_intel.so')
+    args = parser.parse_args()
+
+    path = 'libvulkan_intel.so'
+    if args.lib_path:
+        path = os.path.join(args.lib_path, path)
+
+    json_data = {
+        'file_format_version': '1.0.0',
+        'ICD': {
+            'library_path': path,
+            'api_version': str(MAX_API_VERSION),
+        },
+    }
+
+    with open(args.out, 'w') as f:
+        json.dump(json_data, f, indent = 4)

src/intel/vulkan/dev_icd.json.in

@@ -1,7 +0,0 @@
-{
-    "file_format_version": "1.0.0",
-    "ICD": {
-        "library_path": "@build_libdir@/libvulkan_intel.so",
-        "api_version": "1.0.54"
-    }
-}

src/intel/vulkan/intel_icd.json.in

@@ -1,7 +0,0 @@
-{
-    "file_format_version": "1.0.0",
-    "ICD": {
-        "library_path": "@install_libdir@/libvulkan_intel.so",
-        "api_version": "1.0.54"
-    }
-}