f2a142727c
Ada depencencies musst be build with the same gnat version as the project. Use a namespace as preperation to build with different gnat versions. gprbuild and gnatprove are still globaly visable.
97 lines
2.9 KiB
Nix
97 lines
2.9 KiB
Nix
{ stdenv
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, lib
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, fetchFromGitHub
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, gnat
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, which
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, xmlada # for src
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}:
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let
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version = "24.0.0";
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gprConfigKbSrc = fetchFromGitHub {
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name = "gprconfig-kb-${version}-src";
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owner = "AdaCore";
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repo = "gprconfig_kb";
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rev = "v${version}";
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sha256 = "1vnjv2q63l8nq2w4wya75m40isvs78j5ss9b5ga3zx3cpdx3xh09";
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};
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in
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stdenv.mkDerivation {
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pname = "gprbuild-boot";
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inherit version;
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src = fetchFromGitHub {
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name = "gprbuild-${version}";
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owner = "AdaCore";
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repo = "gprbuild";
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rev = "v${version}";
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sha256 = "096a43453z2xknn6x4hyk2ldp2wh0qhfdfmzsrks50zqcvmkq4v7";
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};
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nativeBuildInputs = [
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gnat
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which
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];
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postPatch = ''
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# The Makefile uses gprbuild to build gprbuild which
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# we can't do at this point, delete it to prevent the
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# default phases from failing.
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rm Makefile
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# make sure bootstrap script runs
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patchShebangs --build bootstrap.sh
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'';
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# This setupHook populates GPR_PROJECT_PATH which is used by
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# gprbuild to find dependencies. It works quite similar to
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# the pkg-config setupHook in the sense that it also splits
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# dependencies into GPR_PROJECT_PATH and GPR_PROJECT_PATH_FOR_BUILD,
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# but gprbuild itself doesn't support this, so we'll need to
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# introducing a wrapper for it in the future remains TODO.
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# For the moment this doesn't matter since we have no situation
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# were gprbuild is used to build something used at build time.
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setupHooks = [
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./gpr-project-path-hook.sh
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] ++ lib.optionals stdenv.targetPlatform.isDarwin [
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# This setupHook replaces the paths of shared libraries starting
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# with @rpath with the absolute paths on Darwin, so that the
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# binaries can be run without additional setup.
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./gpr-project-darwin-rpath-hook.sh
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];
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installPhase = ''
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runHook preInstall
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./bootstrap.sh \
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--with-xmlada=${xmlada.src} \
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--with-kb=${gprConfigKbSrc} \
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--prefix=$out
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# Install custom compiler description which can detect nixpkgs'
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# GNAT wrapper as a proper Ada compiler. The default compiler
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# description expects the runtime library to be installed in
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# the same prefix which isn't the case for nixpkgs. As a
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# result, it would detect the unwrapped GNAT as a proper
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# compiler which is unable to produce working binaries.
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#
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# Our compiler description is very similar to the upstream
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# GNAT description except that we use a symlink in $out/nix-support
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# created by the cc-wrapper to find the associated runtime
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# libraries and use gnatmake instead of gnatls to find GNAT's
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# bin directory.
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install -m644 ${./nixpkgs-gnat.xml} $out/share/gprconfig/nixpkgs-gnat.xml
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runHook postInstall
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'';
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meta = with lib; {
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description = "Multi-language extensible build tool";
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homepage = "https://github.com/AdaCore/gprbuild";
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license = licenses.gpl3Plus;
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maintainers = [ maintainers.sternenseemann ];
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platforms = platforms.all;
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};
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}
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