# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
# 
# Filename: package/.../libtool/libtool.conf
# Copyright (C) 2007 The OpenSDE Project
# 
# More information can be found in the files COPYING and README.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License. A copy of the
# GNU General Public License can be found in the file COPYING.
# --- SDE-COPYRIGHT-NOTE-END ---

if atstage toolchain; then
	buildloops=2

	hook_add preconf 5 'libtool_cross'
	libtool_cross() {
		if [ $buildloop -eq 2 ]; then
			# on the second loop we make it a cross compiler
			
			# remove --target and --host (default's at stage 0)
			var_remove_regex confopt ' ' '--target=.*'
			var_remove_regex confopt ' ' '--host=.*'

			# add --build and --host (default's at stage 1)
			var_append confopt ' ' '--build=$arch_build'
			var_append confopt ' ' '--host=$arch_target'

			# and set the prefix and the bindir (as gcc's)
			var_append extraconfopt ' ' '--program-prefix=${arch_target}-'

			hook_add postmake 5 'libtool_cross_tweak'
		fi
	}

	# if we `export` them 0-libtool's configure will try to test that $CC is able
	# to produce binaries, but as 1-glibc is not yet built the crt.o file is not
	# found and the test fails.
	libtool_cross_tweak() {
		local x= y=

		# set the right CC,CXX,AR,....
		for x in gcc g++ ar ld nm strip as ranlib; do
			case "$x" in
				gcc)	y=CC	;;
				g++)	y=CXX	;;
				*)	y=$( echo $x | tr [a-z] [A-Z] )	;;
			esac

			# TODO: turn this into a single `sed` call
			sed -i -e "s,^$y=.*,$y=\"${arch_target}-$x\"," "$root$bindir/${arch_target}-libtool"
		done
	}
fi