blob: 5ead7586a7c417067a718d8cfd3129adeb1407b3 [file] [log] [blame]
#! /bin/sh
# Output a system dependent set of variables, describing how to set the
# run time search path of shared libraries in an executable.
#
# Copyright 1996-2002 Free Software Foundation, Inc.
# Taken from GNU libtool, 2001
# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
#
# 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 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.
#
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.
#
# The first argument passed to this file is the canonical host specification,
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
# or
# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
# The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
# should be set by the caller.
#
# The set of defined variables is at the end of this script.
# All known linkers require a `.a' archive for static linking (except M$VC,
# which needs '.lib').
libext=a
shlibext=
host="$1"
host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
wl=
if test "$GCC" = yes; then
wl='-Wl,'
else
case "$host_os" in
aix3* | aix4* | aix5*)
wl='-Wl,'
;;
hpux9* | hpux10* | hpux11*)
wl='-Wl,'
;;
irix5* | irix6*)
wl='-Wl,'
;;
linux*)
echo '__INTEL_COMPILER' > conftest.$ac_ext
if $CC -E conftest.$ac_ext >/dev/null | grep __INTEL_COMPILER >/dev/null
then
:
else
# Intel icc
wl='-Qoption,ld,'
fi
;;
osf3* | osf4* | osf5*)
wl='-Wl,'
;;
solaris*)
wl='-Wl,'
;;
sunos4*)
wl='-Qoption ld '
;;
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
if test "x$host_vendor" = xsni; then
wl='-LD'
else
wl='-Wl,'
fi
;;
esac
fi
hardcode_libdir_flag_spec=
hardcode_libdir_separator=
hardcode_direct=no
hardcode_minus_L=no
case "$host_os" in
cygwin* | mingw* | pw32*)
# FIXME: the MSVC++ port hasn't been tested in a loooong time
# When not using gcc, we currently assume that we are using
# Microsoft Visual C++.
if test "$GCC" != yes; then
with_gnu_ld=no
fi
;;
openbsd*)
with_gnu_ld=no
;;
esac
ld_shlibs=yes
if test "$with_gnu_ld" = yes; then
case "$host_os" in
aix3* | aix4* | aix5*)
# On AIX, the GNU linker is very broken
ld_shlibs=no
;;
amigaos*)
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
# that the semantics of dynamic libraries on AmigaOS, at least up
# to version 4, is to share data among multiple programs linked
# with the same dynamic library. Since this doesn't match the
# behavior of shared libraries on other platforms, we can use
# them.
ld_shlibs=no
;;
beos*)
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
:
else
ld_shlibs=no
fi
;;
cygwin* | mingw* | pw32*)
# hardcode_libdir_flag_spec is actually meaningless, as there is
# no search path for DLLs.
hardcode_libdir_flag_spec='-L$libdir'
;;
solaris* | sysv5*)
if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
ld_shlibs=no
elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
:
else
ld_shlibs=no
fi
;;
sunos4*)
hardcode_direct=yes
;;
*)
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
:
else
ld_shlibs=no
fi
;;
esac
if test "$ld_shlibs" = yes; then
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
fi
else
case "$host_os" in
aix3*)
# Note: this linker hardcodes the directories in LIBPATH if there
# are no directories specified by -L.
hardcode_minus_L=yes
if test "$GCC" = yes; then
# Neither direct hardcoding nor static linking is supported with a
# broken collect2.
hardcode_direct=unsupported
fi
;;
aix4* | aix5*)
if test "$host_cpu" = ia64; then
# On IA64, the linker does run time linking by default, so we don't
# have to do anything special.
aix_use_runtimelinking=no
else
aix_use_runtimelinking=no
# Test if we are trying to use run time linking or normal
# AIX style linking. If -brtl is somewhere in LDFLAGS, we
# need to do runtime linking.
case $host_os in aix4.[23]|aix4.[23].*|aix5*)
for ld_flag in $LDFLAGS; do
if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
aix_use_runtimelinking=yes
break
fi
done
esac
fi
hardcode_direct=yes
hardcode_libdir_separator=':'
if test "$GCC" = yes; then
case $host_os in aix4.[012]|aix4.[012].*)
collect2name=`${CC} -print-prog-name=collect2`
if test -f "$collect2name" && \
strings "$collect2name" | grep resolve_lib_name >/dev/null
then
# We have reworked collect2
hardcode_direct=yes
else
# We have old collect2
hardcode_direct=unsupported
hardcode_minus_L=yes
hardcode_libdir_flag_spec='-L$libdir'
hardcode_libdir_separator=
fi
esac
fi
if test "$aix_use_runtimelinking" = yes; then
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
else
if test "$host_cpu" = ia64; then
hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
else
hardcode_libdir_flag_spec='${wl}-bnolibpath ${wl}-blibpath:$libdir:/usr/lib:/lib'
fi
fi
;;
amigaos*)
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
# see comment about different semantics on the GNU ld section
ld_shlibs=no
;;
cygwin* | mingw* | pw32*)
# When not using gcc, we currently assume that we are using
# Microsoft Visual C++.
# hardcode_libdir_flag_spec is actually meaningless, as there is
# no search path for DLLs.
hardcode_libdir_flag_spec=' '
libext=lib
;;
darwin* | rhapsody*)
hardcode_direct=yes
;;
freebsd1*)
ld_shlibs=no
;;
freebsd2.2*)
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
;;
freebsd2*)
hardcode_direct=yes
hardcode_minus_L=yes
;;
freebsd*)
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
;;
hpux9* | hpux10* | hpux11*)
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
hardcode_libdir_separator=:
hardcode_direct=yes
hardcode_minus_L=yes # Not in the search PATH, but as the default
# location of the library.
;;
irix5* | irix6*)
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
;;
netbsd*)
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
;;
newsos6)
hardcode_direct=yes
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
;;
openbsd*)
hardcode_direct=yes
if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
else
case "$host_os" in
openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
hardcode_libdir_flag_spec='-R$libdir'
;;
*)
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
;;
esac
fi
;;
os2*)
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
;;
osf3*)
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
;;
osf4* | osf5*)
if test "$GCC" = yes; then
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
else
# Both cc and cxx compiler support -rpath directly
hardcode_libdir_flag_spec='-rpath $libdir'
fi
hardcode_libdir_separator=:
;;
sco3.2v5*)
;;
solaris*)
hardcode_libdir_flag_spec='-R$libdir'
;;
sunos4*)
hardcode_libdir_flag_spec='-L$libdir'
hardcode_direct=yes
hardcode_minus_L=yes
;;
sysv4)
if test "x$host_vendor" = xsno; then
hardcode_direct=yes # is this really true???
else
hardcode_direct=no # Motorola manual says yes, but my tests say they lie
fi
;;
sysv4.3*)
;;
sysv5*)
hardcode_libdir_flag_spec=
;;
uts4*)
hardcode_libdir_flag_spec='-L$libdir'
;;
dgux*)
hardcode_libdir_flag_spec='-L$libdir'
;;
sysv4*MP*)
if test -d /usr/nec; then
ld_shlibs=yes
fi
;;
sysv4.2uw2*)
hardcode_direct=yes
hardcode_minus_L=no
;;
sysv5uw7* | unixware7*)
;;
*)
ld_shlibs=no
;;
esac
fi
# Check dynamic linker characteristics
libname_spec='lib$name'
sys_lib_dlsearch_path_spec="/lib /usr/lib"
sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
case "$host_os" in
aix3*)
shlibext=so
;;
aix4* | aix5*)
shlibext=so
;;
amigaos*)
shlibext=ixlibrary
;;
beos*)
shlibext=so
;;
bsdi4*)
shlibext=so
sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
;;
cygwin* | mingw* | pw32*)
case $GCC,$host_os in
yes,cygwin*)
shlibext=dll.a
;;
yes,mingw*)
shlibext=dll
sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"`
;;
yes,pw32*)
shlibext=dll
;;
*)
shlibext=dll
;;
esac
;;
darwin* | rhapsody*)
shlibext=dylib
;;
freebsd1*)
;;
freebsd*)
shlibext=so
;;
gnu*)
shlibext=so
;;
hpux9* | hpux10* | hpux11*)
shlibext=sl
;;
irix5* | irix6*)
shlibext=so
case "$host_os" in
irix5*)
libsuff= shlibsuff=
;;
*)
case $LD in
*-32|*"-32 ") libsuff= shlibsuff= ;;
*-n32|*"-n32 ") libsuff=32 shlibsuff=N32 ;;
*-64|*"-64 ") libsuff=64 shlibsuff=64 ;;
*) libsuff= shlibsuff= ;;
esac
;;
esac
sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
;;
linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
;;
linux-gnu*)
shlibext=so
;;
netbsd*)
shlibext=so
;;
newsos6)
shlibext=so
;;
openbsd*)
shlibext=so
;;
os2*)
libname_spec='$name'
shlibext=dll
;;
osf3* | osf4* | osf5*)
shlibext=so
sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
;;
sco3.2v5*)
shlibext=so
;;
solaris*)
shlibext=so
;;
sunos4*)
shlibext=so
;;
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
shlibext=so
case "$host_vendor" in
motorola)
sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
;;
esac
;;
uts4*)
shlibext=so
;;
dgux*)
shlibext=so
;;
sysv4*MP*)
if test -d /usr/nec; then
shlibext=so
fi
;;
esac
sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
escaped_sys_lib_search_path_spec=`echo "X$sys_lib_search_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
escaped_sys_lib_dlsearch_path_spec=`echo "X$sys_lib_dlsearch_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
# How to pass a linker flag through the compiler.
wl="$escaped_wl"
# Static library suffix (normally "a").
libext="$libext"
# Shared library suffix (normally "so").
shlibext="$shlibext"
# Flag to hardcode \$libdir into a binary during linking.
# This must work even if \$libdir does not exist.
hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
# Whether we need a single -rpath flag with a separated argument.
hardcode_libdir_separator="$hardcode_libdir_separator"
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
# resulting binary.
hardcode_direct="$hardcode_direct"
# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
# resulting binary.
hardcode_minus_L="$hardcode_minus_L"
# Compile-time system search path for libraries
sys_lib_search_path_spec="$escaped_sys_lib_search_path_spec"
# Run-time system search path for libraries
sys_lib_dlsearch_path_spec="$escaped_sys_lib_dlsearch_path_spec"
EOF