tjh.dev
1{ lib
2, stdenv
3, fetchFromGitHub
4, bison
5# boost derivation to use for the src and version.
6# This is used by the boost derivation to build
7# a b2 matching their version (by overriding this
8# argument). Infinite recursion is not an issue
9# since we only look at src and version of boost.
10, useBoost ? {}
11}:
12
13let
14 defaultVersion = "4.4.1";
15in
16
17stdenv.mkDerivation {
18 pname = "boost-build";
19 version =
20 if useBoost ? version
21 then "boost-${useBoost.version}"
22 else defaultVersion;
23
24 src = useBoost.src or (fetchFromGitHub {
25 owner = "boostorg";
26 repo = "build";
27 rev = defaultVersion;
28 sha256 = "1r4rwlq87ydmsdqrik4ly5iai796qalvw7603mridg2nwcbbnf54";
29 });
30
31 # b2 is in a subdirectory of boost source tarballs
32 postUnpack = lib.optionalString (useBoost ? src) ''
33 sourceRoot="$sourceRoot/tools/build"
34 '';
35
36 patches = useBoost.boostBuildPatches or [];
37
38 # Upstream defaults to gcc on darwin, but we use clang.
39 postPatch = ''
40 substituteInPlace src/build-system.jam \
41 --replace "default-toolset = darwin" "default-toolset = clang-darwin"
42 '' + lib.optionalString (useBoost ? version && lib.versionAtLeast useBoost.version "1.82") ''
43 patchShebangs --build src/engine/build.sh
44 '';
45
46 nativeBuildInputs = [
47 bison
48 ];
49
50 buildPhase = ''
51 runHook preBuild
52 ./bootstrap.sh
53 runHook postBuild
54 '';
55
56 installPhase = ''
57 runHook preInstall
58
59 ./b2 install --prefix="$out"
60
61 # older versions of b2 created this symlink,
62 # which we want to support building via useBoost.
63 test -e "$out/bin/bjam" || ln -s b2 "$out/bin/bjam"
64
65 runHook postInstall
66 '';
67
68 meta = with lib; {
69 homepage = "https://www.boost.org/build/";
70 license = lib.licenses.boost;
71 platforms = platforms.unix;
72 maintainers = with maintainers; [ ivan-tkatchev ];
73 };
74}