# $NetBSD: cmd-sink-aix-xlc,v 1.14 2018/08/22 20:48:37 maya Exp $
#
# Copyright (c) 2004 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Johnny C. Lam.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

# Empty out the command buffer and build up the command line in $cmd.
blibpath=
orig_blibpath=
while ! queue_is_empty cmdbuf; do
	pop_queue cmdbuf arg
	$debug_log $wrapperlog "    (cmd-sink-aix-xlc) pop:  $arg"
	case $arg in
	-blibpath:*)
		orig_blibpath=${arg#-blibpath:}
		$debug_log $wrapperlog "    (cmd-sink-aix-xlc) drop: $dir [setting orig_blibpath]"
		;;
	-Wl,-blibpath:*)
		orig_blibpath=${arg#-Wl,-blibpath:}
		$debug_log $wrapperlog "    (cmd-sink-aix-xlc) drop: $dir [setting orig_blibpath]"
		;;
	##############################################################
	# AIX xlC doesn't support -Wl,-rpath,* but accumulate them
	# into a path collection we can later append to command line
	# using -blibpath.
	##############################################################
	-R*|-Wl,-R*|-Wl,-rpath,*|-Wl,-rpath-link,*|-Wl,--rpath,*)
		case $arg in
		-R*)			R="-R" ;;
		-Wl,-R*)		R="-Wl,-R" ;;
		-Wl,-rpath,*)		R="-Wl,-rpath," ;;
		-Wl,-rpath-link,*)	R="-Wl,-rpath-link," ;;
		-Wl,--rpath,*)		R="-Wl,--rpath," ;;
		esac
		dir="${arg#$R}"
		case $blibpath in
		"")	blibpath="$dir" ;;
		*)	blibpath="$blibpath:$dir" ;;
		esac
		$debug_log $wrapperlog "    (cmd-sink-aix-xlc) drop: $dir [adding to blibpath]"
		;;
	# GCC and xlC allow -rpath directly, so keep this behavior.
	-rpath)
		pop_queue cmdbuf dir
		case $blibpath in
		"")	blibpath="$dir" ;;
		*)	blibpath="$blibpath:$dir" ;;
		esac
		$debug_log $wrapperlog "    (cmd-sink-aix-xlc) drop: $dir [adding to blibpath]"
		;;
	-pthread)
		arg=-qthreaded
		. $buildcmd
		;;
	-fexceptions)
		arg=-qstrict=exceptions
		. $buildcmd
		;;
	-fpic|-fPIC)
		arg=-qpic=large
		. $buildcmd
		;;
	-Os)
		arg=-O2
		. $buildcmd
		arg=-qnounroll
		. $buildcmd
		arg=-qnoinline
		. $buildcmd
		;;
	-shared)
		arg=-qmkshrobj
		. $buildcmd
		arg=-bshared
		. $buildcmd
		;;
	-Wl,-soname*)
		arg=-brtl
		. $buildcmd
		arg=-Wl,-G
		. $buildcmd
		arg=-Wl,-bexpall
		. $buildcmd
		;;
	-Wall)
		arg=-qflag=w:w
		. $buildcmd
		arg=-qinfo
		. $buildcmd
		;;
	-W|-Wextra)
		arg=-qformat
		. $buildcmd
		arg=-qwarn64
		. $buildcmd
		;;
	-Werror)
		arg=-qhalt=w
		. $buildcmd
		;;
	*)
		. $buildcmd
		;;
	esac
done

# AIX xlc uses -blibpath to set the runtime library search path.
arg="-Wl,-blibpath:/usr/lib:/lib"
if $test -n "$orig_blibpath"; then
	arg="$arg:$orig_blibpath"
fi
if $test -n "$blibpath"; then
        arg="$arg:$blibpath"
fi
$debug_log $wrapperlog "    (cmd-sink-aix-xlc) pop: $arg"
. $buildcmd

# Force dynamic linkage on AIX to get preference of dynamic libraries
# over library archives.
if $test "$dont_link" != "yes"; then
	arg="-Wl,-brtl"
	$debug_log $wrapperlog "    (cmd-sink-aix-xlc) pop: $arg"
	. $buildcmd
fi