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