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vulkan-loader: convert eval-time checks to build-time

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The checks depend on fetched source, so they forced building during
evaluation.
This commit is contained in:
Vladimír Čunát 2016-10-22 11:35:56 +02:00
parent d608456005
commit a30702135d
1 changed files with 10 additions and 4 deletions
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14
pkgs/development/libraries/vulkan-loader/default.nix
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@ -14,14 +14,20 @@ let
getRev = name: builtins.substring 0 40 (builtins.readFile "${src}/${name}_revision"); getRev = name: builtins.substring 0 40 (builtins.readFile "${src}/${name}_revision");
in in
assert getRev "spirv-tools" == spirv-tools.src.rev;
assert getRev "spirv-headers" == spirv-tools.headers.rev;
assert getRev "glslang" == glslang.src.rev;
stdenv.mkDerivation rec { stdenv.mkDerivation rec {
name = "vulkan-loader-${version}"; name = "vulkan-loader-${version}";
inherit version src; inherit version src;
prePatch = ''
if [ "$(cat '${src}/spirv-tools_revision')" != '${spirv-tools.src.rev}' ] \
|| [ "$(cat '${src}/spirv-headers_revision')" != '${spirv-tools.headers.rev}' ] \
|| [ "$(cat '${src}/glslang_revision')" != '${glslang.src.rev}' ]
then
echo "Version mismatch, aborting!"
false
fi
'';
buildInputs = [ cmake pkgconfig git python3 python3Packages.lxml buildInputs = [ cmake pkgconfig git python3 python3Packages.lxml
glslang spirv-tools x11 libxcb wayland glslang spirv-tools x11 libxcb wayland
]; ];