Make gcc and g++ target-specific.

1 files changed, 59 insertions, 0 deletions

diff --git a/config b/config
new file mode 100755
index 0000000..a33c2f2
--- /dev/null
+++ b/config
@@ -0,0 +1,59 @@
+#! /bin/sh
+
+set -e
+
+TPL_PKGS='gcc g++'
+
+main()
+{
+	case "${1}" in
+		clean)
+			clean
+			;;
+		*)
+			if [ -z "${PKG_TARGETS}" ]; then
+				PKG_TARGETS="$(cat targets.in)"
+			fi
+			for arch in ${PKG_TARGETS}; do
+				PKG_TARGET_ARCH="${arch}" configure_build
+				printf '%s\n' "${arch}" >>targets
+			done
+			;;
+	esac
+}
+
+msg()
+{
+	printf 'gcc-defaults config: '
+	printf "${@}"
+	printf '\n'
+}
+
+configure_build()
+{
+	# Generate a sed script to edit files.
+	_ss=
+	for _name in TARGET_ARCH; do
+		_ss="${_ss}s&@PKG_${_name}@&$(eval echo \$\{PKG_${_name}\})&;"
+	done
+
+	# Write metadata for <pkgbase>-<target> packages.
+	for _pkg in ${TPL_PKGS}; do
+		mkdir -p "${_pkg}-${PKG_TARGET_ARCH}.pkg"
+		sed "${_ss}" "${_pkg}.pkg.in/control" \
+			>"${_pkg}-${PKG_TARGET_ARCH}.pkg/control"
+		cp "${_pkg}.pkg.in/files" "${_pkg}-${PKG_TARGET_ARCH}.pkg/files"
+		msg 'Metadata for package "%s" generated.' \
+			"${_pkg}-${PKG_TARGET_ARCH}"
+	done
+}
+
+clean()
+{
+	# Remove generated metadata for <pkgbase>-<target> packages.
+	for _pkg in ${TPL_PKGS}; do
+		rm -Rf "${_pkg}"-*-*-*.pkg/
+	done
+}
+
+main "${@}"