#! /bin/sh
# icc custom ld script; fiddles with the ld commandline.  This is done
# by shifting through the entire argument list.  If we like the arg, we
# append it to the end of the arglist via 'set'.  If not, we don't
# append anything, and the arg is shifted out of existence.

# Written by Dan Nelson <dnelson@allantgroup.com> with some modifications
# by Alexander Leidinger <netchild@FreeBSD.org>.
# C++ support by Marius Strobl <marius@alchemy.franken.de>.

PREFIX=@@PREFIX@@

i=0
argc=$#
while [ $i -lt $argc ] ; do
 val=$1
 shift
 if [ "$val" == "-CPLUSPLUS" ] ; then
 	cplusplus=1
 elif [ "$val" == "-BOOTSTRAPSTLPORT" ] ; then
	bootstrapstlport=1
 else
 	set -- "$@" "$val"
 fi
 i=$(($i+1))
done

i=0
argc=$#
# prepend "-m elf_i386" to the commandline
set -- "$@" -m elf_i386
while [ $i -lt $argc ] ; do
 val=$1
 shift
 case $val in 
	# there was also "-lirc", but in a test -lirc works here
	-limf|\
	${PREFIX}/intel/compiler60/ia32/lib/icrt.link|\
	-Qy\
	)
		# libs that have Linux lib dependencies 
		# possibly unneeded .link file?
		# obsolete flag
		unset val
	;;
	-lcprts|-lunwind)
		# only needed when compiling c++ source, depend on libc_r
		if [ ! "$cplusplus" ] ; then
			unset val
		fi
	;;
	-lc)
		if [ "$cplusplus" ] ; then
			if [ "$bootstrapstlport" ] ; then
				val=-lc_r
			else
				unset val
				set -- "$@" -lc_r -lstlport_icc
			fi
		fi
	;;
	/lib/ld-linux.so.2)
		# switch it
		val=/usr/libexec/ld-elf.so.1
	;;
	-L/usr/lib)
		# remove this, and replace with FreeBSD's lib paths
		unset val
		set -- "$@" -L/usr/libexec/elf -L/usr/libexec -L/usr/lib \
			-L${PREFIX}/lib
	;;
	${PREFIX}/intel/compiler60/ia32/lib/crtxi.o)
		# switch it
		val=/usr/lib/crtbegin.o
	;;
	${PREFIX}/intel/compiler60/ia32/lib/crtxn.o)
		# switch it good
		val=/usr/lib/crtend.o
	;;
	-Bdynamic)
		# Force libcprts, libcxa and libunwind to static linkage,
		# since the dynamic versions have linux glibc
		# dependencies. This might not fully work, as when it
		# does call libc stuff it could fail. I haven't been able
		# to make it happen though.
		# ibcprts and libunwind are only needed when compiling c++
		# source, else we remove the superfluous -Bdynamic.
 		case $1 in 
			-lcxa)
				val=-Bstatic
			;;
			-lcprts|-lunwind)
				if [ "$cplusplus" ] ; then
					val=-Bstatic
				else
					unset val
				fi
			;;
			*)
			;;
		esac
	;;
	-Bstatic)
		# remove superfluous -Bstatic not followed by a library
 		case $1 in 
			-limf|-lirc)
				unset val
			;;
			-lcprts|-lunwind)
				if [ ! "$cplusplus" ] ; then
					unset val
				fi
			;;
			*)
			;;
		esac
	;;
	*)
	;;
 esac
 # append our new $val to the end of argv, if it still exists.
 if [ ${#val} -gt 0 ] ; then
  set -- "$@" "$val"
 fi
 i=$(($i+1))
done
# run FreeBSD's ld with our new args
exec ${PREFIX}/intel/compiler60/ia32/bin/real/ld "$@"