Make target-arch build-essential packages.

These are for both native and cross building.

6 files changed, 85 insertions, 7 deletions

diff --git a/.gitignore b/.gitignore
index c085005..005855b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,9 @@
 *~
 Session.vim
 
+# Generated files
+build-essential-*-*-*.pkg/
+
 # Work area
 tmp/
 
diff --git a/build-essential.pkg.in/control b/build-essential.pkg.in/control
new file mode 100644
index 0000000..d9e84ef
--- /dev/null
+++ b/build-essential.pkg.in/control
@@ -0,0 +1,14 @@
+Architecture: all
+Platform: all
+Depends:
+ libc.6-dev,
+ binutils-@PKG_TARGET_ARCH@,
+ gcc-@PKG_TARGET_ARCH@,
+ g++-@PKG_TARGET_ARCH@,
+ gmake,
+ opkbuild,
+ opkhelper
+Recommends: fakeroot
+Description: Metapackage for building packages for @PKG_TARGET_ARCH@
+ This package depends on packages that are considered necessary for building
+ software packages for @PKG_TARGET_ARCH@.
diff --git a/build-essential.pkg/docs b/build-essential.pkg.in/docs
index e69de29..e69de29 100644
--- a/build-essential.pkg/docs
+++ b/build-essential.pkg.in/docs
diff --git a/build-essential.pkg/control b/build-essential.pkg/control
deleted file mode 100644
index ebd0afc..0000000
--- a/build-essential.pkg/control
+++ /dev/null
@@ -1,7 +0,0 @@
-Architecture: all
-Platform: all
-Depends: libc.6-dev, binutils, gcc, g++, gmake, opkbuild, opkhelper
-Recommends: fakeroot
-Description: Metapackage for package building
- This package depends on packages that are considered necessary for building
- software packages.
diff --git a/config b/config
new file mode 100755
index 0000000..f43e783
--- /dev/null
+++ b/config
@@ -0,0 +1,64 @@
+#!/bin/sh
+
+set -e
+
+TPL_PKGS='build-essential'
+
+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
+			done
+			;;
+	esac
+}
+
+msg()
+{
+	printf 'build-essential config: '
+	printf "${@}"
+	printf '\n'
+}
+
+configure_build()
+{
+	local ss=
+	local name=
+	local pkg=
+
+	# Generate a sed script to edit files.
+	ss=''
+	for name in TARGET_ARCH; do
+		ss="${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/docs" "${pkg}-${PKG_TARGET_ARCH}.pkg/docs"
+		msg 'Metadata for package "%s" generated.' \
+			"${pkg}-${PKG_TARGET_ARCH}"
+	done
+}
+
+clean()
+{
+	local pkg=
+
+	# Remove generated metadata for <pkgbase>-<target> packages.
+	for pkg in ${TPL_PKGS}; do
+		rm -Rf "${pkg}"-*-*-*.pkg/
+	done
+}
+
+main "${@}"
diff --git a/targets.in b/targets.in
new file mode 100644
index 0000000..d2bfce2
--- /dev/null
+++ b/targets.in
@@ -0,0 +1,4 @@
+core-linux-eglibc
+i686-linux-eglibc
+i686-kfreebsd-eglibc
+cortexa8-linux-eglibc