mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-01 18:12:46 +00:00
9abff4af4f
Adds pkgsCross.wasm32 and pkgsCross.wasm64. Use it to build Nixpkgs with a WebAssembly toolchain. stdenv/cross: use static overlay on isWasm isWasm doesn’t make sense dynamically linked.
100 lines
2.9 KiB
Nix
100 lines
2.9 KiB
Nix
{ pkgs, lib }:
|
||
|
||
let
|
||
|
||
testedSystems = lib.filterAttrs (name: value: let
|
||
platform = lib.systems.elaborate value;
|
||
in platform.isLinux || platform.isWindows
|
||
) lib.systems.examples;
|
||
|
||
getExecutable = pkgs: pkgFun: exec:
|
||
"${pkgFun pkgs}${exec}${pkgs.hostPlatform.extensions.executable}";
|
||
|
||
compareTest = { emulator, pkgFun, hostPkgs, crossPkgs, exec, args ? [] }: let
|
||
pkgName = (pkgFun hostPkgs).name;
|
||
args' = lib.concatStringsSep " " args;
|
||
in pkgs.runCommand "test-${pkgName}-${crossPkgs.hostPlatform.config}" {
|
||
nativeBuildInputs = [ pkgs.dos2unix ];
|
||
} ''
|
||
# Just in case we are using wine, get rid of that annoying extra
|
||
# stuff.
|
||
export WINEDEBUG=-all
|
||
|
||
HOME=$(pwd)
|
||
mkdir -p $out
|
||
|
||
# We need to remove whitespace, unfortunately
|
||
# Windows programs use \r but Unix programs use \n
|
||
|
||
echo Running native-built program natively
|
||
|
||
# find expected value natively
|
||
${getExecutable hostPkgs pkgFun exec} ${args'} \
|
||
| dos2unix > $out/expected
|
||
|
||
echo Running cross-built program in emulator
|
||
|
||
# run emulator to get actual value
|
||
${emulator} ${getExecutable crossPkgs pkgFun exec} ${args'} \
|
||
| dos2unix > $out/actual
|
||
|
||
echo Comparing results...
|
||
|
||
if [ "$(cat $out/actual)" != "$(cat $out/expected)" ]; then
|
||
echo "${pkgName} did not output expected value:"
|
||
cat $out/expected
|
||
echo "instead it output:"
|
||
cat $out/actual
|
||
exit 1
|
||
else
|
||
echo "${pkgName} test passed"
|
||
echo "both produced output:"
|
||
cat $out/actual
|
||
fi
|
||
'';
|
||
|
||
mapMultiPlatformTest = crossSystemFun: test: lib.mapAttrs (name: system: test rec {
|
||
crossPkgs = import pkgs.path {
|
||
localSystem = { inherit (pkgs.hostPlatform) config; };
|
||
crossSystem = crossSystemFun system;
|
||
};
|
||
|
||
emulator = crossPkgs.hostPlatform.emulator pkgs;
|
||
|
||
# Apply some transformation on windows to get dlls in the right
|
||
# place. Unfortunately mingw doesn’t seem to be able to do linking
|
||
# properly.
|
||
platformFun = pkg: if crossPkgs.hostPlatform.isWindows then
|
||
pkgs.buildEnv {
|
||
name = "${pkg.name}-winlinks";
|
||
paths = [pkg] ++ pkg.buildInputs;
|
||
} else pkg;
|
||
}) testedSystems;
|
||
|
||
tests = {
|
||
|
||
file = {platformFun, crossPkgs, emulator}: compareTest {
|
||
inherit emulator crossPkgs;
|
||
hostPkgs = pkgs;
|
||
exec = "/bin/file";
|
||
args = [
|
||
"${pkgs.file}/share/man/man1/file.1.gz"
|
||
"${pkgs.dejavu_fonts}/share/fonts/truetype/DejaVuMathTeXGyre.ttf"
|
||
];
|
||
pkgFun = pkgs: platformFun pkgs.file;
|
||
};
|
||
|
||
hello = {platformFun, crossPkgs, emulator}: compareTest {
|
||
inherit emulator crossPkgs;
|
||
hostPkgs = pkgs;
|
||
exec = "/bin/hello";
|
||
pkgFun = pkgs: pkgs.hello;
|
||
};
|
||
|
||
};
|
||
|
||
in {
|
||
gcc = (lib.mapAttrs (_: mapMultiPlatformTest (system: system // {useLLVM = false;})) tests);
|
||
llvm = (lib.mapAttrs (_: mapMultiPlatformTest (system: system // {useLLVM = true;})) tests);
|
||
}
|