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|
{
runCommand,
pkg-config,
gdk-pixbuf,
lib,
stdenv,
buildPackages,
}:
{
extraLoaders,
}:
let
# Get packages to generate the cache for. We always include gdk-pixbuf.
loaderPackages = [
gdk-pixbuf
] ++ extraLoaders;
in
# Generate the cache file by running gdk-pixbuf-query-loaders for each
# package and concatenating the results.
runCommand "gdk-pixbuf-loaders.cache" {
preferLocalBuild = true;
} ''
(
for package in ${lib.escapeShellArgs loaderPackages}; do
module_dir="$package/${gdk-pixbuf.moduleDir}"
if [[ ! -d "$module_dir" ]]; then
echo "Error: gdkPixbufCacheBuilder: Passed package “''${package}” does not contain GdkPixbuf loaders in “${gdk-pixbuf.moduleDir}”." 1>&2
exit 1
fi
GDK_PIXBUF_MODULEDIR="$module_dir" \
${stdenv.hostPlatform.emulator buildPackages} ${gdk-pixbuf.dev}/bin/gdk-pixbuf-query-loaders
done
) > "$out"
''
|
