# This file is configure.in
#
#   Copyright (C) 1987-1992 Free Software Foundation, Inc.
#   
#  This file is part of GAS, the GNU Assembler.
#   
#   GAS 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, or (at your option)
#   any later version.
#   
#   GAS 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 GAS; see the file COPYING.  If not, write to
#   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
#

# This file is a shell script that supplies the information necessary
# to tailor a template configure script into the configure script
# appropriate for this directory.  For more information, check any
# existing configure script.

srctrigger=as.c
srcname="gas"
need_bfd=
configdirs=doc

# per-host:

gas_host=generic

case "${host_cpu}" in
a29k | rs6000 | vax)
	case "${host_os}" in
	vms*)	gas_host=vms ;;
	*)	gas_host=${host_cpu} ;;
	esac
	;;
mips)
	case "${host_os}" in
	ultrix) gas_host=decstation ;;
	esac
	;;
i386)
	case "${host_os}" in
	aix*)	gas_host=i386aix ;;
	sysv4*)
		gas_host=i386
		host_makefile_frag=config/ho-i386v4
		;;
	esac
	;;
*)
	case "${host_os}" in
	ansi | ultrix | hpux | sysv*)	gas_host=${host_os} ;;
	*)
		case "${host_vendor}" in
		sun)
			case "${host_cpu}" in
			m68k)	gas_host=sun3 ;;
			i386)	gas_host=sun386 ;;
			sparc)	gas_host=sun4 ;;
			esac
			;;
		esac
		;;
	esac
	;;
esac

# per-target:

# assign cpu type
environment=generic

cpu_type=${target_cpu}

# assign object format
case ${target_os} in
aix*)
	case "${target_cpu}" in
	i386)	obj_format=coff
		target_cpu=i386aix
		environment=i386aix
		;;
	esac
	;;

bout*) obj_format=bout ;;
nindy*) obj_format=bout ;;
bsd* | sunos*)
	obj_format=aout
	case "${target_cpu}" in
	m68k)	environment=sun3 ;;
	i386 | ns32k)
		case "${target_vendor}" in
		sequent) environment=${target_vendor} ;;
		esac
	esac
	;;

ebmon-old)
	obj_format=coff
	need_bfd="$(unsubdir)/../bfd$(subdir)/libbfd.a"
	target_cpu=ebmon29k
	;;

ebmon)
	obj_format=coffbfd
	need_bfd="$(unsubdir)/../bfd$(subdir)/libbfd.a"
	target_cpu=ebmon29k
	;;

generic) obj_format=generic ;;

hms)
	obj_format=coffbfd
	need_bfd="$(unsubdir)/../bfd$(subdir)/libbfd.a"
	;;

hpux)
	obj_format=aout
	environment=hpux
	;;

sysv32)
	obj_format=coff
	environment=sysv32
	;;

vms)
	obj_format=vms
	;;

coff* | sysv*)
	obj_format=coff

	case ${target_vendor} in
	bull)	environment=dpx2 ;;
	sco)	environment=sco386 ;;
	sun)	environment=sun3 ;;
	*)
	esac
	;;
vxworks)
	case ${target_cpu} in
	i960) obj_format=bout ;;
	*) obj_format=aout ;;
	esac
	;;
*)
	case ${target_vendor} in
	aout)		obj_format=aout ;;
	bout)		obj_format=bout ;;
	coff)
		obj_format=coff
		case ${target_cpu} in
		i960) environment=ic960 ;;
		esac
		;;
	sequent)
		obj_format=aout
		environment=sequent
		;;
	*) obj_format=aout ;;
	esac
	;;

esac

# assign floating point type
case ${target_cpu} in
ns32k)	atof=ns32k ;;
tahoe)	atof=tahoe ;;
vax)	atof=vax ;;
*)	atof=ieee ;;
esac

# and target makefile frag

target_makefile_frag=config/mt-${target_cpu}

files="config/ho-${gas_host}.h config/tc-${cpu_type}.c \
	config/tc-${cpu_type}.h config/te-${environment}.h \
	config/obj-${obj_format}.h config/obj-${obj_format}.c \
	config/atof-${atof}.c"

links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"

# post-target:

if [ ${target_alias} != ${host_alias} ] ; then
	echo INTERNAL_CFLAGS=-DCROSS_COMPILE > Makefile.tem
	cat Makefile >> Makefile.tem
	mv Makefile.tem Makefile
else
	true
fi

# end of gas/configure.in
