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60f2de820d
Jam embeds some information about the target platform, namely the OS and architecture, directly into the binary. We need to re-evaluate the macros for the target platform when Jam is being used to cross compile.
116 lines
3.4 KiB
Nix
116 lines
3.4 KiB
Nix
{ lib, stdenv, fetchurl, bison, buildPackages, pkgsBuildTarget }:
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let
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mkJam = { pname, version, src, meta ? { } }: stdenv.mkDerivation {
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inherit pname version src;
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depsBuildBuild = [ buildPackages.stdenv.cc ];
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nativeBuildInputs = [ bison ];
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# Jambase expects ar to have flags.
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preConfigure = ''
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export AR="$AR rc"
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'';
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# When cross-compiling, we need to set the preprocessor macros
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# OSMAJOR/OSMINOR/OSPLAT to the values from the target platform, not the
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# host platform. This looks a little ridiculous because the vast majority of
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# build tools don't embed target-specific information into their binary, but
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# in this case we behave more like a compiler than a make(1)-alike.
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postPatch = lib.optionalString (stdenv.hostPlatform != stdenv.targetPlatform) ''
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cat >>jam.h <<EOF
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#undef OSMAJOR
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#undef OSMINOR
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#undef OSPLAT
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$(
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${pkgsBuildTarget.targetPackages.stdenv.cc}/bin/${pkgsBuildTarget.targetPackages.stdenv.cc.targetPrefix}cc -E -dM jam.h \
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| grep -E '^#define (OSMAJOR|OSMINOR|OSPLAT) '
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)
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EOF
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'';
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LOCATE_TARGET = "bin.unix";
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buildPhase = ''
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runHook preBuild
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make $makeFlags jam0
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./jam0 -j$NIX_BUILD_CORES -sCC=${buildPackages.stdenv.cc.targetPrefix}cc jambase.c
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./jam0 -j$NIX_BUILD_CORES
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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mkdir -p $out/bin $out/doc/jam
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cp bin.unix/jam $out/bin/jam
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cp *.html $out/doc/jam
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runHook postInstall
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'';
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enableParallelBuilding = true;
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meta = with lib; {
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license = licenses.free;
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mainProgram = "jam";
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platforms = platforms.unix;
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} // meta;
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};
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in
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{
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jam = let
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pname = "jam";
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version = "2.6.1";
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base = mkJam {
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inherit pname version;
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src = fetchurl {
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url = "https://swarm.workshop.perforce.com/projects/perforce_software-jam/download/main/${pname}-${version}.tar";
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sha256 = "19xkvkpycxfsncxvin6yqrql3x3z9ypc1j8kzls5k659q4kv5rmc";
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};
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meta = with lib; {
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description = "Just Another Make";
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homepage = "https://www.perforce.com/resources/documentation/jam";
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maintainers = with maintainers; [ impl orivej ];
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};
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};
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in base.overrideAttrs (oldAttrs: {
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makeFlags = (oldAttrs.makeFlags or []) ++ [
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"CC=${buildPackages.stdenv.cc.targetPrefix}cc"
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];
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});
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ftjam = let
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pname = "ftjam";
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version = "2.5.2";
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base = mkJam {
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inherit pname version;
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src = fetchurl {
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url = "https://downloads.sourceforge.net/project/freetype/${pname}/${version}/${pname}-${version}.tar.bz2";
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hash = "sha256-6JdzUAqSkS3pGOn+v/q+S2vOedaa8ZRDX04DK4ptZqM=";
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};
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meta = with lib; {
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description = "FreeType's enhanced, backwards-compatible Jam clone";
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homepage = "https://freetype.org/jam/";
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maintainers = with maintainers; [ AndersonTorres impl ];
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};
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};
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in base.overrideAttrs (oldAttrs: {
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postPatch = (oldAttrs.postPatch or "") + ''
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substituteInPlace Jamfile --replace strip ${stdenv.cc.targetPrefix}strip
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'';
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# Doesn't understand how to cross compile once bootstrapped, so we'll just
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# use the Makefile for the bootstrapping portion.
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configurePlatforms = [ "build" "target" ];
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configureFlags = (oldAttrs.configureFlags or []) ++ [
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"CC=${buildPackages.stdenv.cc.targetPrefix}cc"
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"--host=${stdenv.buildPlatform.config}"
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];
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});
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}
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