9dab9a7970
Properly separate the build and install phases for better nix shell hacking when using `buildPhase` -- and also fix a bug where `$NIX_BUILD_CORES` wasn't properly passed to `bmake`. Signed-off-by: Austin Seipp <aseipp@pobox.com>
57 lines
1.8 KiB
Nix
57 lines
1.8 KiB
Nix
{ stdenv, fetchFromGitHub
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, bmake
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}:
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stdenv.mkDerivation rec {
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pname = "libfsm";
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version = "0.1pre1905_${builtins.substring 0 8 src.rev}";
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src = fetchFromGitHub {
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owner = "katef";
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repo = pname;
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rev = "bd5937fad42b26a86bac1fe3ec49eff73581bd1d";
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sha256 = "1q3grbmvjnnvc2sshswbd40cc2j2hnwibmljcqx9jqgda0wd6pgv";
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fetchSubmodules = true;
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};
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nativeBuildInputs = [ bmake ];
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enableParallelBuilding = true;
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# note: build checks value of '$CC' to add some extra cflags, but we don't
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# necessarily know which 'stdenv' someone chose, so we leave it alone (e.g.
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# if we use stdenv vs clangStdenv, we don't know which, and CC=cc in all
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# cases.) it's unclear exactly what should be done if we want those flags,
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# but the defaults work fine.
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buildPhase = "PREFIX=$out bmake -r -j$NIX_BUILD_CORES";
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installPhase = ''
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PREFIX=$out bmake -r install
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runHook postInstall
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'';
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# fix up multi-output install. we also have to fix the pkgconfig libdir
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# file; it uses prefix=$out; libdir=${prefix}/lib, which is wrong in
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# our case; libdir should really be set to the $lib output.
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postInstall = ''
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mkdir -p $lib $dev/lib
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mv $out/lib $lib/lib
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mv $out/include $dev/include
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mv $out/share/pkgconfig $dev/lib/pkgconfig
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rmdir $out/share
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for x in libfsm.pc libre.pc; do
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substituteInPlace "$dev/lib/pkgconfig/$x" \
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--replace 'libdir=''${prefix}/lib' "libdir=$lib/lib"
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done
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'';
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outputs = [ "out" "lib" "dev" ];
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meta = with stdenv.lib; {
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description = "DFA regular expression library & friends";
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homepage = "https://github.com/katef/libfsm";
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license = licenses.bsd2;
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platforms = platforms.unix;
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maintainers = with maintainers; [ thoughtpolice ];
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};
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}
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