106 lines
4.6 KiB
Nix
106 lines
4.6 KiB
Nix
{ lib
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, stdenv
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, buildPackages
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, targetPackages
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, gobject-introspection-unwrapped
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, ...
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}@_args:
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# to build, run
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# `nix build ".#pkgsCross.aarch64-multiplatform.buildPackages.gobject-introspection"`
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# a comment for both depsTargetTargetPropagated's
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# add self to buildInputs to avoid needing to add gobject-introspection to buildInputs in addition to nativeBuildInputs
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# builds use target-pkg-config to look for gobject-introspection instead of just looking for binaries in $PATH
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let
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# ensure that `.override` works
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args = builtins.removeAttrs _args [ "buildPackages" "targetPackages" "gobject-introspection-unwrapped" ];
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# passing this stdenv to `targetPackages...` breaks due to splicing not working in `.override``
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argsForTarget = builtins.removeAttrs args [ "stdenv" ];
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overriddenUnwrappedGir = gobject-introspection-unwrapped.override args;
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# if we have targetPackages.gobject-introspection then propagate that
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overridenTargetUnwrappedGir =
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if targetPackages ? gobject-introspection-unwrapped
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then targetPackages.gobject-introspection-unwrapped.override argsForTarget
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else overriddenUnwrappedGir;
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in
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# wrap both pkgsCrossX.buildPackages.gobject-introspection and {pkgs,pkgsSomethingExecutableOnBuildSystem).buildPackages.gobject-introspection
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if (!stdenv.hostPlatform.canExecute stdenv.targetPlatform) && stdenv.targetPlatform.emulatorAvailable buildPackages
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then
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overriddenUnwrappedGir.overrideAttrs
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(previousAttrs:
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{
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pname = "gobject-introspection-wrapped";
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passthru = previousAttrs.passthru // {
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unwrapped = overriddenUnwrappedGir;
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};
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dontStrip = true;
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depsTargetTargetPropagated = [ overridenTargetUnwrappedGir ];
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buildCommand = ''
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eval fixupPhase
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${lib.concatMapStrings (output: ''
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mkdir -p ${"$" + "${output}"}
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${lib.getExe buildPackages.xorg.lndir} ${overriddenUnwrappedGir.${output}} ${"$" + "${output}"}
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'') overriddenUnwrappedGir.outputs}
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cp $dev/bin/g-ir-compiler $dev/bin/.g-ir-compiler-wrapped
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cp $dev/bin/g-ir-scanner $dev/bin/.g-ir-scanner-wrapped
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(
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rm "$dev/bin/g-ir-compiler"
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rm "$dev/bin/g-ir-scanner"
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export bash="${buildPackages.bash}"
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export emulator=${lib.escapeShellArg (stdenv.targetPlatform.emulator buildPackages)}
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export emulatorwrapper="$dev/bin/g-ir-scanner-qemuwrapper"
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export buildlddtree="${buildPackages.pax-utils}/bin/lddtree"
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export targetgir="${lib.getDev overridenTargetUnwrappedGir}"
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substituteAll "${./wrappers/g-ir-compiler.sh}" "$dev/bin/g-ir-compiler"
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substituteAll "${./wrappers/g-ir-scanner.sh}" "$dev/bin/g-ir-scanner"
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substituteAll "${./wrappers/g-ir-scanner-lddwrapper.sh}" "$dev/bin/g-ir-scanner-lddwrapper"
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substituteAll "${./wrappers/g-ir-scanner-qemuwrapper.sh}" "$dev/bin/g-ir-scanner-qemuwrapper"
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chmod +x $dev/bin/g-ir-compiler
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chmod +x $dev/bin/g-ir-scanner*
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)
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''
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# when cross-compiling and using the wrapper then when a package looks up the g_ir_X
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# variable with pkg-config they'll get the host version which can't be run
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# override the variable to use the absolute path to g_ir_X in PATH which can be run
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+ ''
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cat >> $dev/nix-support/setup-hook <<-'EOF'
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override-pkg-config-gir-variables() {
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PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_SCANNER="$(type -p g-ir-scanner)"
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PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_COMPILER="$(type -p g-ir-compiler)"
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PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_GENERATE="$(type -p g-ir-generate)"
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export PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_SCANNER
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export PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_COMPILER
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export PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_G_IR_GENERATE
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}
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preConfigureHooks+=(override-pkg-config-gir-variables)
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EOF
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'';
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})
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else
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overriddenUnwrappedGir.overrideAttrs (previousAttrs:
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{
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pname = "gobject-introspection-wrapped";
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passthru = previousAttrs.passthru // {
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unwrapped = overriddenUnwrappedGir;
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};
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dontStrip = true;
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depsTargetTargetPropagated = [ overridenTargetUnwrappedGir ];
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buildCommand = ''
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eval fixupPhase
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${lib.concatMapStrings (output: ''
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mkdir -p ${"$" + "${output}"}
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${lib.getExe buildPackages.xorg.lndir} ${overriddenUnwrappedGir.${output}} ${"$" + "${output}"}
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'') overriddenUnwrappedGir.outputs}
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'';
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})
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