# Basic expect script for LD Regression Tests
#   Copyright (C) 1993, 94, 95, 97, 98, 1999 Free Software Foundation
#
# This file 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; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# Written by Jeffrey Wheat (cassidy@cygnus.com)
#

if ![info exists ld] then {
    set ld [findfile $base_dir/ld-new $base_dir/ld-new [transform ld]]
}

if ![info exists as] then {
    set as [findfile $base_dir/../gas/as-new $base_dir/../gas/as-new [transform as]]
}

if ![info exists nm] then {
    set nm [findfile $base_dir/../binutils/nm-new $base_dir/../binutils/nm-new [transform nm]]
}

if ![info exists objdump] then {
    set objdump [findfile $base_dir/../binutils/objdump]
}

if ![info exists objcopy] then {
    set objcopy [findfile $base_dir/../binutils/objcopy]
}

if ![info exists ar] then {
    set ar [findfile $base_dir/../binutils/ar]
}

if ![info exists strip] then {
    set strip [findfile $base_dir/../binutils/strip-new $base_dir/../binutils/strip-new [transform strip]]
}

if {![file isdirectory tmpdir]} then {
    catch "exec mkdir tmpdir" status
}

# Make a symlink from tmpdir/as to the assembler in the build tree, so
# that we can use a -B option to gcc to force it to use the newly
# built assembler.
if {![file isdirectory tmpdir/gas]} then {
    catch "exec mkdir tmpdir/gas" status
    catch "exec ln -s ../../../gas/as-new tmpdir/gas/as" status
}
set gcc_gas_flag "-B[pwd]/tmpdir/gas/"

# load the utility procedures
load_lib ld-lib.exp

proc get_link_files {varname} {
    global $varname
    global target_triplet
    global srcdir
    global CC
    if ![info exists $varname] {
	set status [catch "exec sh -c \"host='$target_triplet' && CC='$CC' && . $srcdir/../configure.host && eval echo \\$$varname\"" result]
	if $status { error "Error getting native link files: $result" }
	set $varname $result
    }
}

proc get_target_emul {} {
    global target_triplet
    global srcdir
    set status [catch "exec sh -c \"targ='$target_triplet' && . $srcdir/../configure.tgt && echo \\\$targ_emul\"" result]
    if $status { error "Error getting emulation name: $result" }
    return $result
}

if [isnative] {
    foreach x {HOSTING_CRT0 HOSTING_LIBS} {
	get_link_files $x
    }
} else {
    foreach x {HOSTING_CRT0 HOSTING_LIBS} { set $x "" }
}
if ![info exists HOSTING_EMU] { set HOSTING_EMU "-m [get_target_emul]" }

#
# ld_version -- extract and print the version number of ld compiler (GCC)
#
proc ld_version {} {
    global ld
    default_ld_version $ld
}

#
# ld_exit -- just a stub for ld
#
proc ld_exit {} {
}

#
# ld_start 
#	relink the linker
#
proc ld_start { ld target } {
	#
}

#
# ld_relocate 
#	link an object using relocation
#
proc ld_relocate { ld target objects } {
	default_ld_relocate $ld $target $objects
}

#
# ld_link 
#	link a program using ld
#
proc ld_link { ld target objects } {
	default_ld_link $ld $target $objects
}

#
# ld_simple_link 
#	link a program using ld, without including any libraries
#
proc ld_simple_link { ld target objects } {
	default_ld_simple_link $ld $target $objects
}

#
# ld_compile 
#	compile an object using $cc
#
proc ld_compile { cc source object } {
	default_ld_compile $cc $source $object 
}

#
# ld_assemble
#	assemble a file
#
proc ld_assemble { as source object } {
	default_ld_assemble $as $source $object 
}

#
# ld_nm
#	run nm on a file
#
proc ld_nm { nm object } {
	default_ld_nm $nm $object
}

#
# ld_exec
#	execute ithe target
#
proc ld_exec { target output } {
	default_ld_exec $target $output
}