From 275c6d69c9e7e3e1d4f7ad18354d2471f16458f1 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sat, 18 May 2013 12:25:16 -0400
Subject: Make gcc and g++ target-specific.

---
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 "${@}"
diff --git a/g++.pkg/control b/g++.pkg.in/control
index 573c9d2..7577668 100644
--- a/g++.pkg/control
+++ b/g++.pkg.in/control
@@ -1,7 +1,7 @@
 Package: g++
 Architecture: all
 Depends: cpp (>= 0.1), gcc (>= 0.1), g++-4.6 (>= 4.6.2-1)
-Description: GNU C++ compiler
+Description: GNU C++ compiler for @PKG_TARGET_ARCH@
  This is the GNU C++ compiler, a fairly portable optimizing compiler for C++.
  .
  This package depends on the default version of the GNU C++ compiler.
diff --git a/g++.pkg/files b/g++.pkg.in/files
index e69de29..e69de29 100644
--- a/g++.pkg/files
+++ b/g++.pkg.in/files
diff --git a/gcc.pkg/control b/gcc.pkg.in/control
index b01803c..2f73ff2 100644
--- a/gcc.pkg/control
+++ b/gcc.pkg.in/control
@@ -1,7 +1,7 @@
 Package: gcc
 Architecture: all
 Depends: cpp (>= 0.1), gcc-4.6 (>= 4.6.2-1)
-Description: GNU C compiler
+Description: GNU C compiler for @PKG_TARGET_ARCH@
  This is the GNU C compiler, a fairly portable optimizing compiler for C.
  .
  This package depends on the default version of the GNU C compiler.
diff --git a/gcc.pkg/files b/gcc.pkg.in/files
index c075821..c075821 100644
--- a/gcc.pkg/files
+++ b/gcc.pkg.in/files
diff --git a/gcc.pkg/postinst b/gcc.pkg.in/postinst
index 9fd34c0..9fd34c0 100755
--- a/gcc.pkg/postinst
+++ b/gcc.pkg.in/postinst
diff --git a/gcc.pkg/prerm b/gcc.pkg.in/prerm
index 5d0150b..5d0150b 100755
--- a/gcc.pkg/prerm
+++ b/gcc.pkg.in/prerm
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
--
cgit v0.9.1