mirror of
https://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git
synced 2024-12-15 04:49:19 +08:00
514 lines
14 KiB
Bash
514 lines
14 KiB
Bash
#! /bin/sh
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# Output a system dependent set of variables, describing how to set the
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# run time search path of shared libraries in an executable.
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#
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# Copyright 1996-2002 Free Software Foundation, Inc.
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# Taken from GNU libtool, 2001
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# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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#
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# The first argument passed to this file is the canonical host specification,
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# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
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# or
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# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
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# The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
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# should be set by the caller.
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#
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# The set of defined variables is at the end of this script.
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# All known linkers require a `.a' archive for static linking (except M$VC,
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# which needs '.lib').
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libext=a
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shlibext=
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host="$1"
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host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
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host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
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host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
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wl=
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if test "$GCC" = yes; then
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wl='-Wl,'
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else
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case "$host_os" in
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aix3* | aix4* | aix5*)
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wl='-Wl,'
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;;
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hpux9* | hpux10* | hpux11*)
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wl='-Wl,'
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;;
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irix5* | irix6*)
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wl='-Wl,'
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;;
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linux*)
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echo '__INTEL_COMPILER' > conftest.$ac_ext
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if $CC -E conftest.$ac_ext >/dev/null | grep __INTEL_COMPILER >/dev/null
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then
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:
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else
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# Intel icc
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wl='-Qoption,ld,'
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fi
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;;
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osf3* | osf4* | osf5*)
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wl='-Wl,'
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;;
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solaris*)
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wl='-Wl,'
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;;
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sunos4*)
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wl='-Qoption ld '
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;;
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sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
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if test "x$host_vendor" = xsni; then
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wl='-LD'
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else
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wl='-Wl,'
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fi
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;;
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esac
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fi
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hardcode_libdir_flag_spec=
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hardcode_libdir_separator=
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hardcode_direct=no
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hardcode_minus_L=no
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case "$host_os" in
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cygwin* | mingw* | pw32*)
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# FIXME: the MSVC++ port hasn't been tested in a loooong time
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# When not using gcc, we currently assume that we are using
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# Microsoft Visual C++.
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if test "$GCC" != yes; then
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with_gnu_ld=no
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fi
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;;
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openbsd*)
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with_gnu_ld=no
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;;
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esac
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ld_shlibs=yes
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if test "$with_gnu_ld" = yes; then
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case "$host_os" in
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aix3* | aix4* | aix5*)
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# On AIX, the GNU linker is very broken
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ld_shlibs=no
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;;
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amigaos*)
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hardcode_libdir_flag_spec='-L$libdir'
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hardcode_minus_L=yes
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# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
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# that the semantics of dynamic libraries on AmigaOS, at least up
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# to version 4, is to share data among multiple programs linked
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# with the same dynamic library. Since this doesn't match the
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# behavior of shared libraries on other platforms, we can use
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# them.
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ld_shlibs=no
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;;
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beos*)
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if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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cygwin* | mingw* | pw32*)
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# hardcode_libdir_flag_spec is actually meaningless, as there is
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# no search path for DLLs.
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hardcode_libdir_flag_spec='-L$libdir'
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;;
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solaris* | sysv5*)
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if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
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ld_shlibs=no
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elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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sunos4*)
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hardcode_direct=yes
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;;
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*)
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if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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esac
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if test "$ld_shlibs" = yes; then
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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fi
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else
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case "$host_os" in
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aix3*)
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# Note: this linker hardcodes the directories in LIBPATH if there
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# are no directories specified by -L.
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hardcode_minus_L=yes
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if test "$GCC" = yes; then
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# Neither direct hardcoding nor static linking is supported with a
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# broken collect2.
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hardcode_direct=unsupported
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fi
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;;
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aix4* | aix5*)
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if test "$host_cpu" = ia64; then
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# On IA64, the linker does run time linking by default, so we don't
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# have to do anything special.
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aix_use_runtimelinking=no
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else
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aix_use_runtimelinking=no
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# Test if we are trying to use run time linking or normal
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# AIX style linking. If -brtl is somewhere in LDFLAGS, we
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# need to do runtime linking.
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case $host_os in aix4.[23]|aix4.[23].*|aix5*)
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for ld_flag in $LDFLAGS; do
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if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
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aix_use_runtimelinking=yes
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break
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fi
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done
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esac
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fi
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hardcode_direct=yes
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hardcode_libdir_separator=':'
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if test "$GCC" = yes; then
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case $host_os in aix4.[012]|aix4.[012].*)
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collect2name=`${CC} -print-prog-name=collect2`
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if test -f "$collect2name" && \
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strings "$collect2name" | grep resolve_lib_name >/dev/null
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then
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# We have reworked collect2
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hardcode_direct=yes
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else
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# We have old collect2
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hardcode_direct=unsupported
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hardcode_minus_L=yes
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hardcode_libdir_flag_spec='-L$libdir'
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hardcode_libdir_separator=
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fi
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esac
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fi
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if test "$aix_use_runtimelinking" = yes; then
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hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
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else
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if test "$host_cpu" = ia64; then
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hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
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else
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hardcode_libdir_flag_spec='${wl}-bnolibpath ${wl}-blibpath:$libdir:/usr/lib:/lib'
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fi
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fi
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;;
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amigaos*)
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hardcode_libdir_flag_spec='-L$libdir'
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hardcode_minus_L=yes
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# see comment about different semantics on the GNU ld section
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ld_shlibs=no
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;;
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cygwin* | mingw* | pw32*)
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# When not using gcc, we currently assume that we are using
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# Microsoft Visual C++.
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# hardcode_libdir_flag_spec is actually meaningless, as there is
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# no search path for DLLs.
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hardcode_libdir_flag_spec=' '
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libext=lib
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;;
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darwin* | rhapsody*)
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hardcode_direct=yes
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;;
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freebsd1*)
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ld_shlibs=no
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;;
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freebsd2.2*)
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hardcode_libdir_flag_spec='-R$libdir'
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hardcode_direct=yes
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;;
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freebsd2*)
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hardcode_direct=yes
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hardcode_minus_L=yes
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;;
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freebsd*)
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hardcode_libdir_flag_spec='-R$libdir'
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hardcode_direct=yes
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;;
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hpux9* | hpux10* | hpux11*)
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hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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hardcode_libdir_separator=:
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hardcode_direct=yes
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hardcode_minus_L=yes # Not in the search PATH, but as the default
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# location of the library.
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;;
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irix5* | irix6*)
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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hardcode_libdir_separator=:
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;;
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netbsd*)
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hardcode_libdir_flag_spec='-R$libdir'
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hardcode_direct=yes
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;;
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newsos6)
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hardcode_direct=yes
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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hardcode_libdir_separator=:
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;;
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openbsd*)
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hardcode_direct=yes
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if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
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hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
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else
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case "$host_os" in
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openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
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hardcode_libdir_flag_spec='-R$libdir'
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;;
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*)
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hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
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;;
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esac
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fi
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;;
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os2*)
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hardcode_libdir_flag_spec='-L$libdir'
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hardcode_minus_L=yes
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;;
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osf3*)
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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hardcode_libdir_separator=:
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;;
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osf4* | osf5*)
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if test "$GCC" = yes; then
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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else
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# Both cc and cxx compiler support -rpath directly
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hardcode_libdir_flag_spec='-rpath $libdir'
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fi
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hardcode_libdir_separator=:
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;;
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sco3.2v5*)
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;;
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solaris*)
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hardcode_libdir_flag_spec='-R$libdir'
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;;
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sunos4*)
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hardcode_libdir_flag_spec='-L$libdir'
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hardcode_direct=yes
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hardcode_minus_L=yes
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;;
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sysv4)
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if test "x$host_vendor" = xsno; then
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hardcode_direct=yes # is this really true???
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else
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hardcode_direct=no # Motorola manual says yes, but my tests say they lie
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fi
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;;
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sysv4.3*)
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;;
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sysv5*)
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hardcode_libdir_flag_spec=
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;;
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uts4*)
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hardcode_libdir_flag_spec='-L$libdir'
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;;
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dgux*)
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hardcode_libdir_flag_spec='-L$libdir'
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;;
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sysv4*MP*)
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if test -d /usr/nec; then
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ld_shlibs=yes
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fi
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;;
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sysv4.2uw2*)
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hardcode_direct=yes
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hardcode_minus_L=no
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;;
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sysv5uw7* | unixware7*)
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;;
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*)
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ld_shlibs=no
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;;
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esac
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fi
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# Check dynamic linker characteristics
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libname_spec='lib$name'
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sys_lib_dlsearch_path_spec="/lib /usr/lib"
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sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
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case "$host_os" in
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aix3*)
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shlibext=so
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;;
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aix4* | aix5*)
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shlibext=so
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;;
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amigaos*)
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shlibext=ixlibrary
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;;
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beos*)
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shlibext=so
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;;
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bsdi4*)
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shlibext=so
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sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
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sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
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;;
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cygwin* | mingw* | pw32*)
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case $GCC,$host_os in
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yes,cygwin*)
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shlibext=dll.a
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;;
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yes,mingw*)
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shlibext=dll
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sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"`
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;;
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yes,pw32*)
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shlibext=dll
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;;
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*)
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shlibext=dll
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;;
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esac
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;;
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darwin* | rhapsody*)
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shlibext=dylib
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;;
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freebsd1*)
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;;
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freebsd*)
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shlibext=so
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;;
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gnu*)
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shlibext=so
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;;
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hpux9* | hpux10* | hpux11*)
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shlibext=sl
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;;
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irix5* | irix6*)
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shlibext=so
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case "$host_os" in
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irix5*)
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libsuff= shlibsuff=
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;;
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*)
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case $LD in
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*-32|*"-32 ") libsuff= shlibsuff= ;;
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*-n32|*"-n32 ") libsuff=32 shlibsuff=N32 ;;
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*-64|*"-64 ") libsuff=64 shlibsuff=64 ;;
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*) libsuff= shlibsuff= ;;
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esac
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;;
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esac
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sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
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sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
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;;
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linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
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;;
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linux-gnu*)
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shlibext=so
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;;
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netbsd*)
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shlibext=so
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;;
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newsos6)
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shlibext=so
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;;
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openbsd*)
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shlibext=so
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;;
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|
os2*)
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libname_spec='$name'
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shlibext=dll
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;;
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osf3* | osf4* | osf5*)
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shlibext=so
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sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
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sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
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;;
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sco3.2v5*)
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shlibext=so
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;;
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solaris*)
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shlibext=so
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;;
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|
sunos4*)
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shlibext=so
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;;
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sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
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shlibext=so
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case "$host_vendor" in
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motorola)
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sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
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;;
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esac
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;;
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|
uts4*)
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shlibext=so
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;;
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|
dgux*)
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shlibext=so
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;;
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|
sysv4*MP*)
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|
if test -d /usr/nec; then
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shlibext=so
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fi
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;;
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esac
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sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
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escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
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escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
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escaped_sys_lib_search_path_spec=`echo "X$sys_lib_search_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
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escaped_sys_lib_dlsearch_path_spec=`echo "X$sys_lib_dlsearch_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
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sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
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|
|
# How to pass a linker flag through the compiler.
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wl="$escaped_wl"
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|
|
# Static library suffix (normally "a").
|
|
libext="$libext"
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|
|
# Shared library suffix (normally "so").
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|
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="$hardcode_libdir_separator"
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|
|
|
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
|
|
# resulting binary.
|
|
hardcode_direct="$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"
|
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# Run-time system search path for libraries
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sys_lib_dlsearch_path_spec="$escaped_sys_lib_dlsearch_path_spec"
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|
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EOF
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