106 lines
3.6 KiB
Nix
106 lines
3.6 KiB
Nix
{ lib, python3Packages, stdenv, writeTextDir, substituteAll, targetPackages }:
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let
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# See https://mesonbuild.com/Reference-tables.html#cpu-families
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cpuFamilies = {
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aarch64 = "aarch64";
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armv6l = "arm";
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armv7l = "arm";
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i686 = "x86";
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x86_64 = "x86_64";
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};
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in
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python3Packages.buildPythonApplication rec {
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pname = "meson";
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version = "0.51.2";
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src = python3Packages.fetchPypi {
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inherit pname version;
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sha256 = "0cqhkjbab1mbvxmbjvyfrbjfkm7bh436svqpjapca36c2k9h1vwr";
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};
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postFixup = ''
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pushd $out/bin
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# undo shell wrapper as meson tools are called with python
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for i in *; do
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mv ".$i-wrapped" "$i"
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done
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popd
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# Do not propagate Python
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rm $out/nix-support/propagated-build-inputs
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'';
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patches = [
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# Upstream insists on not allowing bindir and other dir options
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# outside of prefix for some reason:
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# https://github.com/mesonbuild/meson/issues/2561
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# We remove the check so multiple outputs can work sanely.
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./allow-dirs-outside-of-prefix.patch
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# Unlike libtool, vanilla Meson does not pass any information
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# about the path library will be installed to to g-ir-scanner,
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# breaking the GIR when path other than ${!outputLib}/lib is used.
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# We patch Meson to add a --fallback-library-path argument with
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# library install_dir to g-ir-scanner.
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./gir-fallback-path.patch
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# In common distributions, RPATH is only needed for internal libraries so
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# meson removes everything else. With Nix, the locations of libraries
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# are not as predictable, therefore we need to keep them in the RPATH.
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# At the moment we are keeping the paths starting with /nix/store.
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# https://github.com/NixOS/nixpkgs/issues/31222#issuecomment-365811634
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(substituteAll {
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src = ./fix-rpath.patch;
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inherit (builtins) storeDir;
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})
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] ++ lib.optionals stdenv.isDarwin [
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# We use custom Clang, which makes Meson think *not Apple*, while still
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# relying on system linker. When it detects standard Clang, Meson will
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# pass it `-Wl,-O1` flag but optimizations are not recognized by
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# Mac linker.
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# https://github.com/mesonbuild/meson/issues/4784
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# Should be fixed in 0.52
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./fix-objc-linking.patch
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];
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setupHook = ./setup-hook.sh;
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crossFile = writeTextDir "cross-file.conf" ''
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[binaries]
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c = '${targetPackages.stdenv.cc.targetPrefix}cc'
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cpp = '${targetPackages.stdenv.cc.targetPrefix}c++'
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ar = '${targetPackages.stdenv.cc.bintools.targetPrefix}ar'
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strip = '${targetPackages.stdenv.cc.bintools.targetPrefix}strip'
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pkgconfig = 'pkg-config'
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ld = '${targetPackages.stdenv.cc.targetPrefix}ld'
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objcopy = '${targetPackages.stdenv.cc.targetPrefix}objcopy'
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[properties]
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needs_exe_wrapper = true
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[host_machine]
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system = '${targetPackages.stdenv.targetPlatform.parsed.kernel.name}'
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cpu_family = '${cpuFamilies.${targetPackages.stdenv.targetPlatform.parsed.cpu.name}}'
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cpu = '${targetPackages.stdenv.targetPlatform.parsed.cpu.name}'
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endian = ${if targetPackages.stdenv.targetPlatform.isLittleEndian then "'little'" else "'big'"}
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'';
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# 0.45 update enabled tests but they are failing
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doCheck = false;
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# checkInputs = [ ninja pkgconfig ];
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# checkPhase = "python ./run_project_tests.py";
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inherit (stdenv) cc;
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isCross = stdenv.targetPlatform != stdenv.hostPlatform;
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meta = with lib; {
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homepage = http://mesonbuild.com;
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description = "SCons-like build system that use python as a front-end language and Ninja as a building backend";
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license = licenses.asl20;
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maintainers = with maintainers; [ mbe rasendubi ];
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platforms = platforms.all;
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};
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}
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