[thirdparty/bash.git] / support / shobj-conf

#! /bin/sh
#
# shobj-conf -- output a series of variable assignments to be substituted
#		into a Makefile by configure which specify system-dependent
#		information for creating shared objects that may be loaded
#		into bash with `enable -f'
#
# usage: shobj-conf [-C compiler] -c host_cpu -o host_os -v host_vendor
#
# Chet Ramey
# chet@po.cwru.edu

#   Copyright (C) 1996-2021 Free Software Foundation, Inc.
#
#   This file is part of GNU Bash, the Bourne Again SHell.
#
#   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, either version 3 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, see <http://www.gnu.org/licenses/>.
#

#
# defaults
#
SHOBJ_STATUS=supported
SHLIB_STATUS=supported

SHOBJ_CC=cc
SHOBJ_CFLAGS=
SHOBJ_LD=
SHOBJ_LDFLAGS=
SHOBJ_XLDFLAGS=
SHOBJ_LIBS=

SHLIB_XLDFLAGS=
SHLIB_LIBS=

SHLIB_DOT='.'
SHLIB_LIBPREF='lib'
SHLIB_LIBSUFF='so'

SHLIB_LIBVERSION='$(SHLIB_LIBSUFF)'
SHLIB_DLLVERSION='$(SHLIB_MAJOR)'

PROGNAME=`basename $0`
USAGE="$PROGNAME [-C compiler] -c host_cpu -o host_os -v host_vendor"

while [ $# -gt 0 ]; do
	case "$1" in
	-C)	shift; SHOBJ_CC="$1"; shift ;;
	-c)	shift; host_cpu="$1"; shift ;;
	-o)	shift; host_os="$1"; shift ;;
	-v)	shift; host_vendor="$1"; shift ;;
	*)	echo "$USAGE" >&2 ; exit 2;;
	esac
done

case "${host_os}-${SHOBJ_CC}-${host_vendor}" in
nsk-cc-tandem|nsk-c99-tandem)
	SHOBJ_CFLAGS=-Wglobalized
	case `uname -m` in
	NSR*)
		SHOBJ_CFLAGS="${SHOBJ_CFLAGS} -Wcall_shared" # default on TNS/E, needed on TNS/R
		SHOBJ_LD=/usr/bin/ld # for TNS/R
		;;
	NSE*|NEO*)
		SHOBJ_LD=/usr/bin/eld
		;;
	esac
	SHOBJ_LDFLAGS='-shared -bglobalized -unres_symbols ignore'
	;;

sunos4*-*gcc*)
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD=/usr/bin/ld
	SHOBJ_LDFLAGS='-assert pure-text'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	;;

sunos4*)
	SHOBJ_CFLAGS=-pic
	SHOBJ_LD=/usr/bin/ld
	SHOBJ_LDFLAGS='-assert pure-text'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	;;

sunos5*-*gcc*|solaris2*-*gcc*)
	SHOBJ_LD='${CC}'
	ld_used=`gcc -print-prog-name=ld`
	if ${ld_used} -V 2>&1 | grep GNU >/dev/null 2>&1; then
		# This line works for the GNU ld
		SHOBJ_LDFLAGS='-shared -Wl,-h,$@'
		# http://sourceware.org/ml/binutils/2001-08/msg00361.html
		SHOBJ_CFLAGS=-fPIC
	else
		# This line works for the Solaris linker in /usr/ccs/bin/ld
		SHOBJ_LDFLAGS='-shared -Wl,-i -Wl,-h,$@'
		SHOBJ_CFLAGS=-fpic
	fi

#	SHLIB_XLDFLAGS='-R $(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sunos5*|solaris2*)
	SHOBJ_CFLAGS='-K pic'
	SHOBJ_LD=/usr/ccs/bin/ld
	SHOBJ_LDFLAGS='-G -dy -z text -i -h $@'

#	SHLIB_XLDFLAGS='-R $(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

# All versions of Linux (including Gentoo/FreeBSD) or the semi-mythical GNU Hurd.
linux*-*|gnu*-*|k*bsd*-gnu-*|midnightbsd*|freebsd*|dragonfly*)
	SHOBJ_CFLAGS=-fPIC
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'

	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir) -Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	;;

# Darwin/MacOS X
darwin*)
	# Common definitions for all darwin/mac os x versions
	SHOBJ_CFLAGS='-fno-common'

	SHOBJ_LD='${CC}'

	SHLIB_LIBVERSION='$(SHLIB_MAJOR)$(SHLIB_MINOR).$(SHLIB_LIBSUFF)'
	SHLIB_LIBSUFF='dylib'

	# unused at this time
	SHLIB_SONAME='$(libdir)/`echo $@ | sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF)'

	case "${host_os}" in
	# Darwin versions 1, 5, 6, 7 correspond to Mac OS X 10.0, 10.1, 10.2,
	# and 10.3, respectively.
	darwin[1-7].*)
		SHOBJ_STATUS=unsupported
		SHOBJ_LDFLAGS='-dynamic'
		SHLIB_XLDFLAGS='-install_name $(libdir)/`echo $@ | sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF) -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -v'
		;;
	# Darwin 8 == Mac OS X 10.4; Mac OS X 10.N == Darwin N+4
	*)
		case "${host_os}" in
		darwin[89]*|darwin1[012]*)
			SHOBJ_ARCHFLAGS=
			;;
		 *) 	# Mac OS X 10.9 (Mavericks) and later
			SHOBJ_ARCHFLAGS=
			# for 32 and 64bit universal library
			#SHOBJ_ARCHFLAGS='-arch i386 -arch x86_64'
			#SHOBJ_CFLAGS=${SHOBJ_CFLAGS}' -arch i386 -arch x86_64'
			;;
		 esac
		 SHOBJ_LDFLAGS="-dynamiclib -dynamic -undefined dynamic_lookup ${SHOBJ_ARCHFLAGS}"
		 SHLIB_XLDFLAGS="-dynamiclib ${SHOBJ_ARCHFLAGS}"' -install_name $(libdir)/`echo $@ | sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF) -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -v'
		;;
	esac

	SHLIB_LIBS='-lncurses'	# see if -lcurses works on MacOS X 10.1 
	;;

openbsd*|netbsd*|mirbsd*)
	SHOBJ_CFLAGS=-fPIC
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_XLDFLAGS='-R$(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	;;

bsdi2*)
	SHOBJ_CC=shlicc2
	SHOBJ_CFLAGS=
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS=-r
	SHOBJ_LIBS=-lc_s.2.1.0

	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
	# each system, and the library creation process is byzantine
	SHLIB_STATUS=unsupported
	;;

bsdi3*)
	SHOBJ_CC=shlicc2
	SHOBJ_CFLAGS=
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS=-r
	SHOBJ_LIBS=-lc_s.3.0.0

	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
	# each system, and the library creation process is byzantine
	SHLIB_STATUS=unsupported
	;;

bsdi4*)
	# BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
	# shared libraries.  gcc 2.x is the standard compiler, and the
	# `normal' gcc options should work as they do in Linux.

	SHOBJ_CFLAGS=-fPIC
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'

	SHLIB_XLDFLAGS='-Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	;;

osf*-*gcc*)
	# Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'

	SHLIB_XLDFLAGS='-rpath $(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

osf*)
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'

	SHLIB_XLDFLAGS='-rpath $(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

aix4.[2-9]*-*gcc*|aix[5-9].*-*gcc*)		# lightly tested by jik@cisco.com
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-Wl,-bdynamic -Wl,-bnoentry -Wl,-bexpall'
	SHOBJ_XLDFLAGS='-G'

	SHLIB_XLDFLAGS='-bM:SRE'
	SHLIB_LIBS='-lcurses -lc'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

aix4.[2-9]*|aix[5-9].*)
	SHOBJ_CFLAGS=-K
	SHOBJ_LD='ld'
	SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
	SHOBJ_XLDFLAGS='-G'

	SHLIB_XLDFLAGS='-bM:SRE'
	SHLIB_LIBS='-lcurses -lc'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

#
# THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
#
irix[56]*-*gcc*)
	SHOBJ_CFLAGS='-fpic'
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'

	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

irix[56]*)
	SHOBJ_CFLAGS='-K PIC'
	SHOBJ_LD=ld
#	SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
#	Change from David Kaelbling <drk@sgi.com>.  If you have problems,
#	remove the `-no_unresolved'
	SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'

	SHLIB_XLDFLAGS='-rpath $(libdir)'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

hpux9*-*gcc*)
	# must use gcc; the bundled cc cannot compile PIC code
	SHOBJ_CFLAGS='-fpic'
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'

	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
	SHLIB_LIBSUFF='sl'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

hpux9*)
	SHOBJ_STATUS=unsupported
	SHLIB_STATUS=unsupported

	# If you are using the HP ANSI C compiler, you can uncomment and use
	# this code (I have not tested it)
#	SHOBJ_STATUS=supported
#	SHLIB_STATUS=supported
#
#	SHOBJ_CFLAGS='+z'
#	SHOBJ_LD='ld'
#	SHOBJ_LDFLAGS='-b +s'
#
#	SHLIB_XLDFLAGS='+b $(libdir)'
#	SHLIB_LIBSUFF='sl'
#	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'	

	;;

hpux10*-*gcc*)
	# must use gcc; the bundled cc cannot compile PIC code
	SHOBJ_CFLAGS='-fpic'
	SHOBJ_LD='${CC}'
	# if you have problems linking here, moving the `-Wl,+h,$@' from
	# SHLIB_XLDFLAGS to SHOBJ_LDFLAGS has been reported to work
	SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s'

	SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
	SHLIB_LIBSUFF='sl'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

hpux10*)
	SHOBJ_STATUS=unsupported
	SHLIB_STATUS=unsupported

	# If you are using the HP ANSI C compiler, you can uncomment and use
	# this code (I have not tested it)
#	SHOBJ_STATUS=supported
#	SHLIB_STATUS=supported
#
#	SHOBJ_CFLAGS='+z'
#	SHOBJ_LD='ld'
#	SHOBJ_LDFLAGS='-b +s +h $@'
#
#	SHLIB_XLDFLAGS='+b $(libdir)'
#	SHLIB_LIBSUFF='sl'
#	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'	

	;;

hpux11*-*gcc*)
	# must use gcc; the bundled cc cannot compile PIC code
	SHOBJ_CFLAGS='-fpic'
	SHOBJ_LD='${CC}'
#	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
	SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s -Wl,+h,$@'

	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
	SHLIB_LIBSUFF='sl'
	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

hpux11*)
	SHOBJ_STATUS=unsupported
	SHLIB_STATUS=unsupported

	# If you are using the HP ANSI C compiler, you can uncomment and use
	# this code from michael.osipov@siemens.com (I have not tested it)
#	SHOBJ_CFLAGS='+z'
#	SHOBJ_LD='$(CC)'
#	SHOBJ_LDFLAGS='-b -Wl,+s -Wl,+h,$@'
#
#	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
#	SHLIB_LIBSUFF='so'
#	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'	
#	SHLIB_LIBS='$(TERMCAP_LIB)'
	;;

sysv4*-*gcc*)
	SHOBJ_CFLAGS=-shared
	SHOBJ_LDFLAGS='-shared -h $@'
	SHOBJ_LD='${CC}'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv4*)
	SHOBJ_CFLAGS='-K PIC'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-dy -z text -G -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sco3.2v5*-*gcc*)
	SHOBJ_CFLAGS='-fpic'		# DEFAULTS TO ELF
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sco3.2v5*)
	SHOBJ_CFLAGS='-K pic -b elf'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5uw7*-*gcc*)
	SHOBJ_CFLAGS='-fpic'
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5uw7*)
	SHOBJ_CFLAGS='-K PIC'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-G -dy -z text -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5UnixWare*-*gcc*)
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5UnixWare*)
	SHOBJ_CFLAGS='-K PIC'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-G -dy -z text -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5OpenUNIX*-*gcc*)
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

sysv5OpenUNIX*)
	SHOBJ_CFLAGS='-K PIC'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-G -dy -z text -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

dgux*-*gcc*)
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

dgux*)
	SHOBJ_CFLAGS='-K pic'
	SHOBJ_LD=ld
	SHOBJ_LDFLAGS='-G -dy -h $@'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

msdos*)
	SHOBJ_STATUS=unsupported
	SHLIB_STATUS=unsupported
	;;

cygwin*)
	SHOBJ_LD='$(CC)'
	SHOBJ_LDFLAGS='-shared -Wl,--enable-auto-import -Wl,--enable-auto-image-base -Wl,--export-all -Wl,--out-implib=$(@).a'
	SHLIB_LIBPREF='cyg'
	SHLIB_LIBSUFF='dll'
	SHLIB_LIBVERSION='$(SHLIB_DLLVERSION).$(SHLIB_LIBSUFF)'
	SHLIB_LIBS='$(TERMCAP_LIB)'

	SHLIB_DOT=
	# For official cygwin releases, DLLVERSION will be defined in the
	# environment of configure, and will be incremented any time the API
	# changes in a non-backwards compatible manner.  Otherwise, it is just
	# SHLIB_MAJOR.
	if [ -n "$DLLVERSION" ] ; then
		SHLIB_DLLVERSION="$DLLVERSION"
	fi
	;;

mingw*)
	SHOBJ_LD='$(CC)'
	SHOBJ_LDFLAGS='-shared -Wl,--enable-auto-import -Wl,--enable-auto-image-base -Wl,--export-all -Wl,--out-implib=$(@).a'
	SHLIB_LIBSUFF='dll'
	SHLIB_LIBVERSION='$(SHLIB_DLLVERSION).$(SHLIB_LIBSUFF)'
	SHLIB_LIBS='$(TERMCAP_LIB)'

	SHLIB_DOT=
	# For official cygwin releases, DLLVERSION will be defined in the
	# environment of configure, and will be incremented any time the API
	# changes in a non-backwards compatible manner.  Otherwise, it is just
	# SHLIB_MAJOR.
	if [ -n "$DLLVERSION" ] ; then
		SHLIB_DLLVERSION="$DLLVERSION"
	fi
	;;

#
# Rely on correct gcc configuration for everything else
#
*-*gcc*)
	SHOBJ_CFLAGS=-fpic
	SHOBJ_LD='${CC}'
	SHOBJ_LDFLAGS='-shared'

	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	;;

*)
	SHOBJ_STATUS=unsupported
	SHLIB_STATUS=unsupported
	;;

esac

echo SHOBJ_CC=\'"$SHOBJ_CC"\'
echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
echo SHOBJ_LD=\'"$SHOBJ_LD"\'
echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'

echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'

echo SHLIB_DOT=\'"$SHLIB_DOT"\'

echo SHLIB_LIBPREF=\'"$SHLIB_LIBPREF"\'
echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'

echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
echo SHLIB_DLLVERSION=\'"$SHLIB_DLLVERSION"\'

echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'

exit 0
Commit	Line	Data
b72432fd JA	1	#! /bin/sh
	2	#
	3	# shobj-conf -- output a series of variable assignments to be substituted
	4	# into a Makefile by configure which specify system-dependent
	5	# information for creating shared objects that may be loaded
	6	# into bash with `enable -f'
	7	#
	8	# usage: shobj-conf [-C compiler] -c host_cpu -o host_os -v host_vendor
	9	#
	10	# Chet Ramey
	11	# chet@po.cwru.edu
	12
74091dd4	13	# Copyright (C) 1996-2021 Free Software Foundation, Inc.
7117c2d2	14	#
3185942a	15	# This file is part of GNU Bash, the Bourne Again SHell.
7117c2d2	16	#
3185942a JA	17	# This program is free software: you can redistribute it and/or modify
	18	# it under the terms of the GNU General Public License as published by
	19	# the Free Software Foundation, either version 3 of the License, or
	20	# (at your option) any later version.
	21	#
	22	# This program is distributed in the hope that it will be useful,
	23	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	24	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	25	# GNU General Public License for more details.
	26	#
	27	# You should have received a copy of the GNU General Public License
	28	# along with this program. If not, see <http://www.gnu.org/licenses/>.
7117c2d2	29	#
7117c2d2	30
b72432fd JA	31	#
	32	# defaults
	33	#
	34	SHOBJ_STATUS=supported
	35	SHLIB_STATUS=supported
	36
	37	SHOBJ_CC=cc
	38	SHOBJ_CFLAGS=
	39	SHOBJ_LD=
	40	SHOBJ_LDFLAGS=
	41	SHOBJ_XLDFLAGS=
	42	SHOBJ_LIBS=
	43
	44	SHLIB_XLDFLAGS=
	45	SHLIB_LIBS=
95732b49 JA	46
	47	SHLIB_DOT='.'
	48	SHLIB_LIBPREF='lib'
b72432fd JA	49	SHLIB_LIBSUFF='so'
	50
	51	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF)'
95732b49	52	SHLIB_DLLVERSION='$(SHLIB_MAJOR)'
b72432fd JA	53
	54	PROGNAME=`basename $0`
	55	USAGE="$PROGNAME [-C compiler] -c host_cpu -o host_os -v host_vendor"
	56
	57	while [ $# -gt 0 ]; do
	58	case "$1" in
	59	-C) shift; SHOBJ_CC="$1"; shift ;;
	60	-c) shift; host_cpu="$1"; shift ;;
	61	-o) shift; host_os="$1"; shift ;;
	62	-v) shift; host_vendor="$1"; shift ;;
	63	*) echo "$USAGE" >&2 ; exit 2;;
	64	esac
	65	done
	66
0001803f	67	case "${host_os}-${SHOBJ_CC}-${host_vendor}" in
8868edaf	68	nsk-cc-tandem\|nsk-c99-tandem)
ac50fbac CR	69	SHOBJ_CFLAGS=-Wglobalized
	70	case `uname -m` in
	71	NSR*)
	72	SHOBJ_CFLAGS="${SHOBJ_CFLAGS} -Wcall_shared" # default on TNS/E, needed on TNS/R
	73	SHOBJ_LD=/usr/bin/ld # for TNS/R
	74	;;
	75	NSE\|NEO)
	76	SHOBJ_LD=/usr/bin/eld
	77	;;
	78	esac
	79	SHOBJ_LDFLAGS='-shared -bglobalized -unres_symbols ignore'
	80	;;
	81
28ef6c31	82	sunos4-gcc*)
b72432fd JA	83	SHOBJ_CFLAGS=-fpic
	84	SHOBJ_LD=/usr/bin/ld
	85	SHOBJ_LDFLAGS='-assert pure-text'
	86
	87	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	88	;;
	89
	90	sunos4*)
	91	SHOBJ_CFLAGS=-pic
	92	SHOBJ_LD=/usr/bin/ld
	93	SHOBJ_LDFLAGS='-assert pure-text'
	94
	95	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	96	;;
	97
28ef6c31	98	sunos5-gcc\|solaris2-gcc)
b72432fd	99	SHOBJ_LD='${CC}'
95732b49 JA	100	ld_used=`gcc -print-prog-name=ld`
	101	if ${ld_used} -V 2>&1 \| grep GNU >/dev/null 2>&1; then
	102	# This line works for the GNU ld
	103	SHOBJ_LDFLAGS='-shared -Wl,-h,$@'
3185942a JA	104	# http://sourceware.org/ml/binutils/2001-08/msg00361.html
3185942a JA	105	SHOBJ_CFLAGS=-fPIC
95732b49 JA	106	else
	107	# This line works for the Solaris linker in /usr/ccs/bin/ld
	108	SHOBJ_LDFLAGS='-shared -Wl,-i -Wl,-h,$@'
3185942a	109	SHOBJ_CFLAGS=-fpic
95732b49	110	fi
b72432fd	111
bb70624e	112	# SHLIB_XLDFLAGS='-R $(libdir)'
b72432fd JA	113	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	114	;;
	115
	116	sunos5\|solaris2)
	117	SHOBJ_CFLAGS='-K pic'
	118	SHOBJ_LD=/usr/ccs/bin/ld
	119	SHOBJ_LDFLAGS='-G -dy -z text -i -h $@'
	120
bb70624e	121	# SHLIB_XLDFLAGS='-R $(libdir)'
b72432fd JA	122	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	123	;;
	124
0001803f	125	# All versions of Linux (including Gentoo/FreeBSD) or the semi-mythical GNU Hurd.
74091dd4	126	linux-\|gnu-\|kbsd-gnu-\|midnightbsd\|freebsd\|dragonfly)
f73dda09 JA	127	SHOBJ_CFLAGS=-fPIC
	128	SHOBJ_LD='${CC}'
	129	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
	130
	131	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir) -Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
	132	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	133	;;
	134
f73dda09	135	# Darwin/MacOS X
ac50fbac CR	136	darwin*)
ac50fbac CR	137	# Common definitions for all darwin/mac os x versions
b80f6443	138	SHOBJ_CFLAGS='-fno-common'
f73dda09	139
b80f6443	140	SHOBJ_LD='${CC}'
f73dda09 JA	141
	142	SHLIB_LIBVERSION='$(SHLIB_MAJOR)$(SHLIB_MINOR).$(SHLIB_LIBSUFF)'
	143	SHLIB_LIBSUFF='dylib'
	144
ac50fbac CR	145	# unused at this time
	146	SHLIB_SONAME='$(libdir)/`echo $@ \| sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF)'
	147
b80f6443	148	case "${host_os}" in
ac50fbac CR	149	# Darwin versions 1, 5, 6, 7 correspond to Mac OS X 10.0, 10.1, 10.2,
	150	# and 10.3, respectively.
	151	darwin[1-7].*)
	152	SHOBJ_STATUS=unsupported
	153	SHOBJ_LDFLAGS='-dynamic'
74091dd4	154	SHLIB_XLDFLAGS='-install_name $(libdir)/`echo $@ \| sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF) -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -v'
ac50fbac CR	155	;;
	156	# Darwin 8 == Mac OS X 10.4; Mac OS X 10.N == Darwin N+4
	157	*)
	158	case "${host_os}" in
	159	darwin[89]\|darwin1[012])
74091dd4	160	SHOBJ_ARCHFLAGS=
b80f6443	161	;;
ac50fbac CR	162	*) # Mac OS X 10.9 (Mavericks) and later
	163	SHOBJ_ARCHFLAGS=
	164	# for 32 and 64bit universal library
	165	#SHOBJ_ARCHFLAGS='-arch i386 -arch x86_64'
	166	#SHOBJ_CFLAGS=${SHOBJ_CFLAGS}' -arch i386 -arch x86_64'
b80f6443	167	;;
ac50fbac CR	168	esac
ac50fbac CR	169	SHOBJ_LDFLAGS="-dynamiclib -dynamic -undefined dynamic_lookup ${SHOBJ_ARCHFLAGS}"
d233b485	170	SHLIB_XLDFLAGS="-dynamiclib ${SHOBJ_ARCHFLAGS}"' -install_name $(libdir)/`echo $@ \| sed "s:\\..*::"`.$(SHLIB_MAJOR).$(SHLIB_LIBSUFF) -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -v'
ac50fbac	171	;;
b80f6443	172	esac
f73dda09	173
b80f6443	174	SHLIB_LIBS='-lncurses' # see if -lcurses works on MacOS X 10.1
f73dda09 JA	175	;;
f73dda09 JA	176
ac50fbac	177	openbsd\|netbsd\|mirbsd*)
b72432fd JA	178	SHOBJ_CFLAGS=-fPIC
b72432fd JA	179	SHOBJ_LD='${CC}'
f73dda09	180	SHOBJ_LDFLAGS='-shared'
b72432fd	181
f73dda09	182	SHLIB_XLDFLAGS='-R$(libdir)'
b72432fd JA	183	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	184	;;
	185
	186	bsdi2*)
	187	SHOBJ_CC=shlicc2
	188	SHOBJ_CFLAGS=
	189	SHOBJ_LD=ld
	190	SHOBJ_LDFLAGS=-r
	191	SHOBJ_LIBS=-lc_s.2.1.0
	192
	193	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
	194	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
	195	# each system, and the library creation process is byzantine
	196	SHLIB_STATUS=unsupported
	197	;;
	198
	199	bsdi3*)
	200	SHOBJ_CC=shlicc2
	201	SHOBJ_CFLAGS=
	202	SHOBJ_LD=ld
	203	SHOBJ_LDFLAGS=-r
	204	SHOBJ_LIBS=-lc_s.3.0.0
	205
	206	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
	207	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
	208	# each system, and the library creation process is byzantine
	209	SHLIB_STATUS=unsupported
	210	;;
	211
	212	bsdi4*)
	213	# BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
	214	# shared libraries. gcc 2.x is the standard compiler, and the
	215	# `normal' gcc options should work as they do in Linux.
	216
	217	SHOBJ_CFLAGS=-fPIC
	218	SHOBJ_LD='${CC}'
	219	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
	220
28ef6c31	221	SHLIB_XLDFLAGS='-Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
b72432fd JA	222	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
	223	;;
	224
28ef6c31	225	osf-gcc*)
bb70624e JA	226	# Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
	227	SHOBJ_LD='${CC}'
	228	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
	229
	230	SHLIB_XLDFLAGS='-rpath $(libdir)'
	231	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	232	;;
	233
b72432fd JA	234	osf*)
	235	SHOBJ_LD=ld
	236	SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'
	237
	238	SHLIB_XLDFLAGS='-rpath $(libdir)'
	239	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	240	;;
	241
3185942a	242	aix4.[2-9]-gcc\|aix[5-9].-gcc) # lightly tested by jik@cisco.com
b72432fd	243	SHOBJ_CFLAGS=-fpic
74091dd4 CR	244	SHOBJ_LD='${CC}'
74091dd4 CR	245	SHOBJ_LDFLAGS='-Wl,-bdynamic -Wl,-bnoentry -Wl,-bexpall'
b72432fd JA	246	SHOBJ_XLDFLAGS='-G'
	247
	248	SHLIB_XLDFLAGS='-bM:SRE'
	249	SHLIB_LIBS='-lcurses -lc'
	250	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	251	;;
	252
3185942a	253	aix4.[2-9]\|aix[5-9].)
b72432fd JA	254	SHOBJ_CFLAGS=-K
	255	SHOBJ_LD='ld'
	256	SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
	257	SHOBJ_XLDFLAGS='-G'
	258
	259	SHLIB_XLDFLAGS='-bM:SRE'
	260	SHLIB_LIBS='-lcurses -lc'
	261	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	262	;;
	263
	264	#
	265	# THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
	266	#
28ef6c31	267	irix[56]-gcc*)
b72432fd JA	268	SHOBJ_CFLAGS='-fpic'
	269	SHOBJ_LD='${CC}'
	270	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
	271
	272	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
	273	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	274	;;
	275
	276	irix[56]*)
	277	SHOBJ_CFLAGS='-K PIC'
	278	SHOBJ_LD=ld
bb70624e	279	# SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
28ef6c31 JA	280	# Change from David Kaelbling <drk@sgi.com>. If you have problems,
28ef6c31 JA	281	# remove the `-no_unresolved'
bb70624e	282	SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'
b72432fd JA	283
	284	SHLIB_XLDFLAGS='-rpath $(libdir)'
	285	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	286	;;
	287
28ef6c31	288	hpux9-gcc*)
b72432fd JA	289	# must use gcc; the bundled cc cannot compile PIC code
	290	SHOBJ_CFLAGS='-fpic'
	291	SHOBJ_LD='${CC}'
	292	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
	293
	294	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
	295	SHLIB_LIBSUFF='sl'
	296	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	297	;;
	298
	299	hpux9*)
	300	SHOBJ_STATUS=unsupported
	301	SHLIB_STATUS=unsupported
f73dda09 JA	302
	303	# If you are using the HP ANSI C compiler, you can uncomment and use
	304	# this code (I have not tested it)
	305	# SHOBJ_STATUS=supported
	306	# SHLIB_STATUS=supported
	307	#
	308	# SHOBJ_CFLAGS='+z'
	309	# SHOBJ_LD='ld'
	310	# SHOBJ_LDFLAGS='-b +s'
	311	#
	312	# SHLIB_XLDFLAGS='+b $(libdir)'
	313	# SHLIB_LIBSUFF='sl'
	314	# SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	315
b72432fd JA	316	;;
b72432fd JA	317
28ef6c31	318	hpux10-gcc*)
b72432fd JA	319	# must use gcc; the bundled cc cannot compile PIC code
	320	SHOBJ_CFLAGS='-fpic'
	321	SHOBJ_LD='${CC}'
b80f6443 JA	322	# if you have problems linking here, moving the `-Wl,+h,$@' from
b80f6443 JA	323	# SHLIB_XLDFLAGS to SHOBJ_LDFLAGS has been reported to work
3185942a	324	SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s'
b72432fd JA	325
	326	SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
	327	SHLIB_LIBSUFF='sl'
	328	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	329	;;
	330
	331	hpux10*)
	332	SHOBJ_STATUS=unsupported
	333	SHLIB_STATUS=unsupported
28ef6c31 JA	334
28ef6c31 JA	335	# If you are using the HP ANSI C compiler, you can uncomment and use
f73dda09 JA	336	# this code (I have not tested it)
	337	# SHOBJ_STATUS=supported
	338	# SHLIB_STATUS=supported
28ef6c31 JA	339	#
	340	# SHOBJ_CFLAGS='+z'
	341	# SHOBJ_LD='ld'
f73dda09	342	# SHOBJ_LDFLAGS='-b +s +h $@'
28ef6c31	343	#
f73dda09	344	# SHLIB_XLDFLAGS='+b $(libdir)'
28ef6c31 JA	345	# SHLIB_LIBSUFF='sl'
28ef6c31 JA	346	# SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
f73dda09	347
b72432fd JA	348	;;
b72432fd JA	349
28ef6c31	350	hpux11-gcc*)
b72432fd JA	351	# must use gcc; the bundled cc cannot compile PIC code
	352	SHOBJ_CFLAGS='-fpic'
	353	SHOBJ_LD='${CC}'
	354	# SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
28ef6c31	355	SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s -Wl,+h,$@'
b72432fd JA	356
	357	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
	358	SHLIB_LIBSUFF='sl'
	359	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	360	;;
	361
	362	hpux11*)
	363	SHOBJ_STATUS=unsupported
	364	SHLIB_STATUS=unsupported
28ef6c31 JA	365
28ef6c31 JA	366	# If you are using the HP ANSI C compiler, you can uncomment and use
8868edaf	367	# this code from michael.osipov@siemens.com (I have not tested it)
28ef6c31	368	# SHOBJ_CFLAGS='+z'
8868edaf CR	369	# SHOBJ_LD='$(CC)'
8868edaf CR	370	# SHOBJ_LDFLAGS='-b -Wl,+s -Wl,+h,$@'
28ef6c31	371	#
8868edaf CR	372	# SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
8868edaf CR	373	# SHLIB_LIBSUFF='so'
28ef6c31	374	# SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
8868edaf	375	# SHLIB_LIBS='$(TERMCAP_LIB)'
b72432fd JA	376	;;
b72432fd JA	377
28ef6c31	378	sysv4-gcc*)
b72432fd JA	379	SHOBJ_CFLAGS=-shared
	380	SHOBJ_LDFLAGS='-shared -h $@'
	381	SHOBJ_LD='${CC}'
	382
	383	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	384	;;
	385
	386	sysv4*)
	387	SHOBJ_CFLAGS='-K PIC'
	388	SHOBJ_LD=ld
	389	SHOBJ_LDFLAGS='-dy -z text -G -h $@'
	390
	391	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	392	;;
	393
28ef6c31	394	sco3.2v5-gcc*)
b72432fd JA	395	SHOBJ_CFLAGS='-fpic' # DEFAULTS TO ELF
	396	SHOBJ_LD='${CC}'
	397	SHOBJ_LDFLAGS='-shared'
	398
	399	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	400	;;
	401
	402	sco3.2v5*)
	403	SHOBJ_CFLAGS='-K pic -b elf'
	404	SHOBJ_LD=ld
	405	SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'
	406
	407	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	408	;;
	409
28ef6c31	410	sysv5uw7-gcc*)
b72432fd JA	411	SHOBJ_CFLAGS='-fpic'
	412	SHOBJ_LD='${CC}'
	413	SHOBJ_LDFLAGS='-shared'
	414
	415	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	416	;;
	417
	418	sysv5uw7*)
	419	SHOBJ_CFLAGS='-K PIC'
	420	SHOBJ_LD=ld
	421	SHOBJ_LDFLAGS='-G -dy -z text -h $@'
	422
	423	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	424	;;
95732b49 JA	425
	426	sysv5UnixWare-gcc*)
	427	SHOBJ_CFLAGS=-fpic
	428	SHOBJ_LD='${CC}'
	429	SHOBJ_LDFLAGS='-shared'
	430
	431	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	432	;;
	433
	434	sysv5UnixWare*)
	435	SHOBJ_CFLAGS='-K PIC'
	436	SHOBJ_LD=ld
	437	SHOBJ_LDFLAGS='-G -dy -z text -h $@'
	438
	439	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	440	;;
	441
	442	sysv5OpenUNIX-gcc*)
	443	SHOBJ_CFLAGS=-fpic
	444	SHOBJ_LD='${CC}'
	445	SHOBJ_LDFLAGS='-shared'
	446
	447	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	448	;;
	449
	450	sysv5OpenUNIX*)
	451	SHOBJ_CFLAGS='-K PIC'
	452	SHOBJ_LD=ld
	453	SHOBJ_LDFLAGS='-G -dy -z text -h $@'
	454
	455	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	456	;;
	457
28ef6c31	458	dgux-gcc*)
b72432fd JA	459	SHOBJ_CFLAGS=-fpic
	460	SHOBJ_LD='${CC}'
	461	SHOBJ_LDFLAGS='-shared'
	462
	463	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	464	;;
	465
	466	dgux*)
	467	SHOBJ_CFLAGS='-K pic'
	468	SHOBJ_LD=ld
	469	SHOBJ_LDFLAGS='-G -dy -h $@'
	470
	471	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	472	;;
bb70624e JA	473
	474	msdos*)
	475	SHOBJ_STATUS=unsupported
	476	SHLIB_STATUS=unsupported
	477	;;
	478
95732b49 JA	479	cygwin*)
95732b49 JA	480	SHOBJ_LD='$(CC)'
3185942a JA	481	SHOBJ_LDFLAGS='-shared -Wl,--enable-auto-import -Wl,--enable-auto-image-base -Wl,--export-all -Wl,--out-implib=$(@).a'
	482	SHLIB_LIBPREF='cyg'
	483	SHLIB_LIBSUFF='dll'
	484	SHLIB_LIBVERSION='$(SHLIB_DLLVERSION).$(SHLIB_LIBSUFF)'
	485	SHLIB_LIBS='$(TERMCAP_LIB)'
	486
	487	SHLIB_DOT=
	488	# For official cygwin releases, DLLVERSION will be defined in the
	489	# environment of configure, and will be incremented any time the API
	490	# changes in a non-backwards compatible manner. Otherwise, it is just
	491	# SHLIB_MAJOR.
	492	if [ -n "$DLLVERSION" ] ; then
	493	SHLIB_DLLVERSION="$DLLVERSION"
	494	fi
	495	;;
	496
	497	mingw*)
	498	SHOBJ_LD='$(CC)'
	499	SHOBJ_LDFLAGS='-shared -Wl,--enable-auto-import -Wl,--enable-auto-image-base -Wl,--export-all -Wl,--out-implib=$(@).a'
	500	SHLIB_LIBSUFF='dll'
	501	SHLIB_LIBVERSION='$(SHLIB_DLLVERSION).$(SHLIB_LIBSUFF)'
	502	SHLIB_LIBS='$(TERMCAP_LIB)'
95732b49 JA	503
95732b49 JA	504	SHLIB_DOT=
3185942a JA	505	# For official cygwin releases, DLLVERSION will be defined in the
	506	# environment of configure, and will be incremented any time the API
	507	# changes in a non-backwards compatible manner. Otherwise, it is just
	508	# SHLIB_MAJOR.
	509	if [ -n "$DLLVERSION" ] ; then
95732b49	510	SHLIB_DLLVERSION="$DLLVERSION"
3185942a	511	fi
95732b49 JA	512	;;
95732b49 JA	513
b72432fd JA	514	#
	515	# Rely on correct gcc configuration for everything else
	516	#
28ef6c31	517	-gcc*)
b72432fd JA	518	SHOBJ_CFLAGS=-fpic
	519	SHOBJ_LD='${CC}'
	520	SHOBJ_LDFLAGS='-shared'
	521
	522	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
	523	;;
	524
	525	*)
	526	SHOBJ_STATUS=unsupported
	527	SHLIB_STATUS=unsupported
	528	;;
	529
	530	esac
	531
	532	echo SHOBJ_CC=\'"$SHOBJ_CC"\'
	533	echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
	534	echo SHOBJ_LD=\'"$SHOBJ_LD"\'
	535	echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
	536	echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
	537	echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'
	538
	539	echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
	540	echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'
95732b49 JA	541
	542	echo SHLIB_DOT=\'"$SHLIB_DOT"\'
	543
	544	echo SHLIB_LIBPREF=\'"$SHLIB_LIBPREF"\'
b72432fd	545	echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'
95732b49	546
b72432fd	547	echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
95732b49	548	echo SHLIB_DLLVERSION=\'"$SHLIB_DLLVERSION"\'
b72432fd JA	549
	550	echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
	551	echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'
	552
	553	exit 0