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{ lib, python3Packages, stdenv, targetPlatform, writeTextDir, substituteAll }: let
targetPrefix = lib.optionalString stdenv.isCross
(targetPlatform.config + "-");
in python3Packages.buildPythonApplication rec {
version = "0.44.0";
pname = "meson";
name = "${pname}-${version}";
src = python3Packages.fetchPypi {
inherit pname version;
sha256 = "1rpqp9iwbvr4xvfdh3iyfh1ha274hbb66jbgw3pa5a73x4d4ilqn";
};
postFixup = ''
pushd $out/bin
# undo shell wrapper as meson tools are called with python
for i in *; do
mv ".$i-wrapped" "$i"
done
popd
'';
patches = [
# Unlike libtool, vanilla Meson does not pass any information
# about the path library will be installed to to g-ir-scanner,
# breaking the GIR when path other than ${!outputLib}/lib is used.
# We patch Meson to add a --fallback-library-path argument with
# library install_dir to g-ir-scanner.
./gir-fallback-path.patch
# In common distributions, RPATH is only needed for internal libraries so
# meson removes everything else. With Nix, the locations of libraries
# are not as predictable, therefore we need to keep them in the RPATH.
# At the moment we are keeping the paths starting with /nix/store.
# https://github.com/NixOS/nixpkgs/issues/31222#issuecomment-365811634
(substituteAll {
src = ./fix-rpath.patch;
inherit (builtins) storeDir;
})
];
setupHook = ./setup-hook.sh;
crossFile = writeTextDir "cross-file.conf" ''
[binaries]
c = '${targetPrefix}cc'
cpp = '${targetPrefix}c++'
ar = '${targetPrefix}ar'
strip = '${targetPrefix}strip'
pkgconfig = 'pkg-config'
[properties]
needs_exe_wrapper = true
[host_machine]
system = '${targetPlatform.parsed.kernel.name}'
cpu_family = '${targetPlatform.parsed.cpu.family}'
cpu = '${targetPlatform.parsed.cpu.name}'
endian = ${if targetPlatform.isLittleEndian then "'little'" else "'big'"}
'';
inherit (stdenv) cc isCross;
meta = with lib; {
homepage = http://mesonbuild.com;
description = "SCons-like build system that use python as a front-end language and Ninja as a building backend";
license = licenses.asl20;
maintainers = with maintainers; [ mbe rasendubi ];
platforms = platforms.all;
};
}
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