mirror of
https://git.openwrt.org/openwrt/openwrt.git
synced 2024-11-18 14:47:46 +01:00
667 lines
18 KiB
Bash
Executable File
667 lines
18 KiB
Bash
Executable File
#! /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 1996-2007 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 file is free software; the Free Software Foundation gives
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# unlimited permission to copy and/or distribute it, with or without
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# modifications, as long as this notice is preserved.
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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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# Known limitations:
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# - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
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# than 256 bytes, otherwise the compiler driver will dump core. The only
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# known workaround is to choose shorter directory names for the build
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# directory and/or the installation directory.
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# All known linkers require a `.a' archive for static linking (except MSVC,
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# which needs '.lib').
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libext=a
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shrext=.so
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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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# Code taken from libtool.m4's _LT_CC_BASENAME.
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for cc_temp in $CC""; do
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case $cc_temp in
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compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
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distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
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\-*) ;;
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*) break;;
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esac
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done
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cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
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# Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
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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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aix*)
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wl='-Wl,'
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;;
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darwin*)
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case $cc_basename in
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xlc*)
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wl='-Wl,'
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;;
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esac
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;;
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mingw* | cygwin* | pw32* | os2*)
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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* | nonstopux*)
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wl='-Wl,'
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;;
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newsos6)
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;;
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linux* | k*bsd*-gnu)
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case $cc_basename in
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icc* | ecc*)
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wl='-Wl,'
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;;
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pgcc | pgf77 | pgf90)
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wl='-Wl,'
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;;
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ccc*)
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wl='-Wl,'
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;;
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como)
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wl='-lopt='
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;;
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*)
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case `$CC -V 2>&1 | sed 5q` in
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*Sun\ C*)
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wl='-Wl,'
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;;
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esac
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;;
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esac
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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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rdos*)
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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*)
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wl='-Wl,'
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;;
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sysv4*MP*)
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;;
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sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
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wl='-Wl,'
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;;
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unicos*)
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wl='-Wl,'
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;;
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uts4*)
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;;
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esac
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fi
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# Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS.
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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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interix*)
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# we just hope/assume this is gcc and not c89 (= MSVC++)
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with_gnu_ld=yes
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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 "$with_gnu_ld" = yes; then
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# Set some defaults for GNU ld with shared library support. These
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# are reset later if shared libraries are not supported. Putting them
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# here allows them to be overridden if necessary.
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# Unlike libtool, we use -rpath here, not --rpath, since the documented
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# option of GNU ld is called -rpath, not --rpath.
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hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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case "$host_os" in
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aix3* | aix4* | aix5*)
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# On AIX/PPC, the GNU linker is very broken
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if test "$host_cpu" != ia64; then
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ld_shlibs=no
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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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# 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 cannot 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 $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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cygwin* | mingw* | pw32*)
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# hardcode_libdir_flag_spec is actually meaningless, as there is
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# no search path for DLLs.
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hardcode_libdir_flag_spec='-L$libdir'
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if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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interix[3-9]*)
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hardcode_direct=no
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hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
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;;
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gnu* | linux* | k*bsd*-gnu)
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if $LD --help 2>&1 | grep ': 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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netbsd*)
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;;
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solaris*)
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if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
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ld_shlibs=no
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elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
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case `$LD -v 2>&1` in
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*\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
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ld_shlibs=no
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;;
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*)
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if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
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hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-rpath,$libdir`'
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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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;;
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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 $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
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:
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else
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ld_shlibs=no
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fi
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;;
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esac
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if test "$ld_shlibs" = no; then
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hardcode_libdir_flag_spec=
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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 $ld_flag = "-Wl,-brtl"); then
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aix_use_runtimelinking=yes
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break
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fi
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done
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;;
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esac
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fi
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hardcode_direct=yes
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hardcode_libdir_separator=':'
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if test "$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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:
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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$libdir'
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hardcode_libdir_separator=
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fi
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;;
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esac
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fi
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# Begin _LT_AC_SYS_LIBPATH_AIX.
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echo 'int main () { return 0; }' > conftest.c
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${CC} ${LDFLAGS} conftest.c -o conftest
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aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
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}'`
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if test -z "$aix_libpath"; then
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aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
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}'`
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fi
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if test -z "$aix_libpath"; then
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aix_libpath="/usr/lib:/lib"
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fi
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rm -f conftest.c conftest
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# End _LT_AC_SYS_LIBPATH_AIX.
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if test "$aix_use_runtimelinking" = yes; then
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hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
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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}-blibpath:$libdir:'"$aix_libpath"
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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$libdir'
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hardcode_minus_L=yes
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# see comment about different semantics on the GNU ld section
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ld_shlibs=no
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;;
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bsdi[45]*)
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;;
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cygwin* | mingw* | pw32*)
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# When not using gcc, we currently assume that we are using
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# Microsoft Visual C++.
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# hardcode_libdir_flag_spec is actually meaningless, as there is
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# no search path for DLLs.
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hardcode_libdir_flag_spec=' '
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libext=lib
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;;
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darwin* | rhapsody*)
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hardcode_direct=no
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if test "$GCC" = yes ; then
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:
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else
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case $cc_basename in
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xlc*)
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;;
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*)
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ld_shlibs=no
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;;
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esac
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fi
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;;
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dgux*)
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hardcode_libdir_flag_spec='-L$libdir'
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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$libdir'
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hardcode_direct=yes
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;;
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freebsd2*)
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hardcode_direct=yes
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hardcode_minus_L=yes
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;;
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freebsd* | dragonfly*)
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hardcode_libdir_flag_spec='-R$libdir'
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hardcode_direct=yes
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;;
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hpux9*)
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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: Not really in the search PATH,
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# but as the default location of the library.
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hardcode_minus_L=yes
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;;
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hpux10*)
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if test "$with_gnu_ld" = no; then
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hardcode_libdir_flag_spec='${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: Not really in the search PATH,
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# but as the default location of the library.
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hardcode_minus_L=yes
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fi
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;;
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hpux11*)
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if test "$with_gnu_ld" = no; then
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hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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hardcode_libdir_separator=:
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case $host_cpu in
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hppa*64*|ia64*)
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hardcode_direct=no
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;;
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*)
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hardcode_direct=yes
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# hardcode_minus_L: Not really in the search PATH,
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# but as the default location of the library.
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hardcode_minus_L=yes
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;;
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esac
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fi
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;;
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irix5* | irix6* | nonstopux*)
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hardcode_libdir_flag_spec='${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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if test -f /usr/libexec/ld.so; then
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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,$libdir'
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;;
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esac
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fi
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else
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ld_shlibs=no
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fi
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;;
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os2*)
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hardcode_libdir_flag_spec='-L$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 $libdir'
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fi
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hardcode_libdir_separator=:
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;;
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|
solaris*)
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hardcode_libdir_flag_spec='-R$libdir'
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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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case $host_vendor in
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sni)
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hardcode_direct=yes # is this really true???
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;;
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siemens)
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hardcode_direct=no
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;;
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motorola)
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hardcode_direct=no #Motorola manual says yes, but my tests say they lie
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;;
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esac
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;;
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sysv4.3*)
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;;
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|
sysv4*MP*)
|
|
if test -d /usr/nec; then
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ld_shlibs=yes
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fi
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;;
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sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
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;;
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sysv5* | sco3.2v5* | sco5v6*)
|
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hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-R,$libdir`'
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hardcode_libdir_separator=':'
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;;
|
|
uts4*)
|
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hardcode_libdir_flag_spec='-L$libdir'
|
|
;;
|
|
*)
|
|
ld_shlibs=no
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;;
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esac
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fi
|
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|
|
# Check dynamic linker characteristics
|
|
# Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER.
|
|
# Unlike libtool.m4, here we don't care about _all_ names of the library, but
|
|
# only about the one the linker finds when passed -lNAME. This is the last
|
|
# element of library_names_spec in libtool.m4, or possibly two of them if the
|
|
# linker has special search rules.
|
|
library_names_spec= # the last element of library_names_spec in libtool.m4
|
|
libname_spec='lib$name'
|
|
case "$host_os" in
|
|
aix3*)
|
|
library_names_spec='$libname.a'
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;;
|
|
aix4* | aix5*)
|
|
library_names_spec='$libname$shrext'
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|
;;
|
|
amigaos*)
|
|
library_names_spec='$libname.a'
|
|
;;
|
|
beos*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
bsdi[45]*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
cygwin* | mingw* | pw32*)
|
|
shrext=.dll
|
|
library_names_spec='$libname.dll.a $libname.lib'
|
|
;;
|
|
darwin* | rhapsody*)
|
|
shrext=.dylib
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
dgux*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
freebsd1*)
|
|
;;
|
|
freebsd* | dragonfly*)
|
|
case "$host_os" in
|
|
freebsd[123]*)
|
|
library_names_spec='$libname$shrext$versuffix' ;;
|
|
*)
|
|
library_names_spec='$libname$shrext' ;;
|
|
esac
|
|
;;
|
|
gnu*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
hpux9* | hpux10* | hpux11*)
|
|
case $host_cpu in
|
|
ia64*)
|
|
shrext=.so
|
|
;;
|
|
hppa*64*)
|
|
shrext=.sl
|
|
;;
|
|
*)
|
|
shrext=.sl
|
|
;;
|
|
esac
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
interix[3-9]*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
irix5* | irix6* | nonstopux*)
|
|
library_names_spec='$libname$shrext'
|
|
case "$host_os" in
|
|
irix5* | nonstopux*)
|
|
libsuff= shlibsuff=
|
|
;;
|
|
*)
|
|
case $LD in
|
|
*-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
|
|
*-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
|
|
*-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
|
|
*) libsuff= shlibsuff= ;;
|
|
esac
|
|
;;
|
|
esac
|
|
;;
|
|
linux*oldld* | linux*aout* | linux*coff*)
|
|
;;
|
|
linux* | k*bsd*-gnu)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
knetbsd*-gnu)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
netbsd*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
newsos6)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
nto-qnx*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
openbsd*)
|
|
library_names_spec='$libname$shrext$versuffix'
|
|
;;
|
|
os2*)
|
|
libname_spec='$name'
|
|
shrext=.dll
|
|
library_names_spec='$libname.a'
|
|
;;
|
|
osf3* | osf4* | osf5*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
rdos*)
|
|
;;
|
|
solaris*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
sunos4*)
|
|
library_names_spec='$libname$shrext$versuffix'
|
|
;;
|
|
sysv4 | sysv4.3*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
sysv4*MP*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
uts4*)
|
|
library_names_spec='$libname$shrext'
|
|
;;
|
|
esac
|
|
|
|
sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
|
|
escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
|
|
shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
|
|
escaped_libname_spec=`echo "X$libname_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
|
|
escaped_library_names_spec=`echo "X$library_names_spec" | 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"`
|
|
|
|
LC_ALL=C 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="$shlibext"
|
|
|
|
# Format of library name prefix.
|
|
libname_spec="$escaped_libname_spec"
|
|
|
|
# Library names that the linker finds when passed -lNAME.
|
|
library_names_spec="$escaped_library_names_spec"
|
|
|
|
# Flag to hardcode \$libdir into a binary during linking.
|
|
# This must work even if \$libdir does not exist.
|
|
hardcode_libdir_flag_spec="$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"
|
|
|
|
EOF
|