nixpkgs/pkgs/development/libraries/gobject-introspection/setup-hook.sh


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make_gobject_introspection_find_gir_files() {
    # required for .typelib files, eg mypaint git version
    if [ -d "$1/lib/girepository-1.0" ]; then
      addToSearchPath GI_TYPELIB_PATH $1/lib/girepository-1.0
    fi

    # XDG_DATA_DIRS: required for finding .gir files
    if [ -d "$1/share/gir-1.0" ]; then
      addToSearchPath XDG_DATA_DIRS $1/share
    fi
}

addEnvHooks "$targetOffset" make_gobject_introspection_find_gir_files

giDiscoverSelf() {
    if [ -d "$prefix/lib/girepository-1.0" ]; then
      addToSearchPath GI_TYPELIB_PATH $prefix/lib/girepository-1.0
    fi
}

# gappsWrapperArgsHook expects GI_TYPELIB_PATH variable to be set by this.
# Until we have dependency mechanism in generic builder, we need to use this ugly hack.
if [[ " ${preFixupPhases:-} " =~ " gappsWrapperArgsHook " ]]; then
    preFixupPhases+=" "
    preFixupPhases="${preFixupPhases/ gappsWrapperArgsHook / giDiscoverSelf gappsWrapperArgsHook }"
else
    preFixupPhases+=" giDiscoverSelf"
fi

_multioutMoveGlibGir() {
  moveToOutput share/gir-1.0 "${!outputDev}"
}

preFixupHooks+=(_multioutMoveGlibGir)