jpayne@68: #! /bin/sh
jpayne@68: # Output a system dependent set of variables, describing how to set the
jpayne@68: # run time search path of shared libraries in an executable.
jpayne@68: #
jpayne@68: #   Copyright 1996-2024 Free Software Foundation, Inc.
jpayne@68: #   Taken from GNU libtool, 2001
jpayne@68: #   Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
jpayne@68: #
jpayne@68: #   This file is free software; the Free Software Foundation gives
jpayne@68: #   unlimited permission to copy and/or distribute it, with or without
jpayne@68: #   modifications, as long as this notice is preserved.
jpayne@68: #
jpayne@68: # The first argument passed to this file is the canonical host specification,
jpayne@68: #    CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
jpayne@68: # or
jpayne@68: #    CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
jpayne@68: # The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
jpayne@68: # should be set by the caller.
jpayne@68: #
jpayne@68: # The set of defined variables is at the end of this script.
jpayne@68: 
jpayne@68: # Known limitations:
jpayne@68: # - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
jpayne@68: #   than 256 bytes, otherwise the compiler driver will dump core. The only
jpayne@68: #   known workaround is to choose shorter directory names for the build
jpayne@68: #   directory and/or the installation directory.
jpayne@68: 
jpayne@68: # All known linkers require a '.a' archive for static linking (except MSVC,
jpayne@68: # which needs '.lib').
jpayne@68: libext=a
jpayne@68: shrext=.so
jpayne@68: 
jpayne@68: host="$1"
jpayne@68: host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
jpayne@68: host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
jpayne@68: host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
jpayne@68: 
jpayne@68: # Code taken from libtool.m4's _LT_CC_BASENAME.
jpayne@68: 
jpayne@68: for cc_temp in $CC""; do
jpayne@68:   case $cc_temp in
jpayne@68:     compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
jpayne@68:     distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
jpayne@68:     \-*) ;;
jpayne@68:     *) break;;
jpayne@68:   esac
jpayne@68: done
jpayne@68: cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
jpayne@68: 
jpayne@68: # Code taken from libtool.m4's _LT_COMPILER_PIC.
jpayne@68: 
jpayne@68: wl=
jpayne@68: if test "$GCC" = yes; then
jpayne@68:   wl='-Wl,'
jpayne@68: else
jpayne@68:   case "$host_os" in
jpayne@68:     aix*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     mingw* | cygwin* | pw32* | os2* | cegcc*)
jpayne@68:       ;;
jpayne@68:     hpux9* | hpux10* | hpux11*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     irix5* | irix6* | nonstopux*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     linux* | k*bsd*-gnu | kopensolaris*-gnu)
jpayne@68:       case $cc_basename in
jpayne@68:         ecc*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         icc* | ifort*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         lf95*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         nagfor*)
jpayne@68:           wl='-Wl,-Wl,,'
jpayne@68:           ;;
jpayne@68:         pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         ccc*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         xl* | bgxl* | bgf* | mpixl*)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:         como)
jpayne@68:           wl='-lopt='
jpayne@68:           ;;
jpayne@68:         *)
jpayne@68:           case `$CC -V 2>&1 | sed 5q` in
jpayne@68:             *Sun\ F* | *Sun*Fortran*)
jpayne@68:               wl=
jpayne@68:               ;;
jpayne@68:             *Sun\ C*)
jpayne@68:               wl='-Wl,'
jpayne@68:               ;;
jpayne@68:           esac
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     newsos6)
jpayne@68:       ;;
jpayne@68:     *nto* | *qnx*)
jpayne@68:       ;;
jpayne@68:     osf3* | osf4* | osf5*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     rdos*)
jpayne@68:       ;;
jpayne@68:     solaris*)
jpayne@68:       case $cc_basename in
jpayne@68:         f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
jpayne@68:           wl='-Qoption ld '
jpayne@68:           ;;
jpayne@68:         *)
jpayne@68:           wl='-Wl,'
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     sunos4*)
jpayne@68:       wl='-Qoption ld '
jpayne@68:       ;;
jpayne@68:     sysv4 | sysv4.2uw2* | sysv4.3*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     sysv4*MP*)
jpayne@68:       ;;
jpayne@68:     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     unicos*)
jpayne@68:       wl='-Wl,'
jpayne@68:       ;;
jpayne@68:     uts4*)
jpayne@68:       ;;
jpayne@68:   esac
jpayne@68: fi
jpayne@68: 
jpayne@68: # Code taken from libtool.m4's _LT_LINKER_SHLIBS.
jpayne@68: 
jpayne@68: hardcode_libdir_flag_spec=
jpayne@68: hardcode_libdir_separator=
jpayne@68: hardcode_direct=no
jpayne@68: hardcode_minus_L=no
jpayne@68: 
jpayne@68: case "$host_os" in
jpayne@68:   cygwin* | mingw* | pw32* | cegcc*)
jpayne@68:     # FIXME: the MSVC++ port hasn't been tested in a loooong time
jpayne@68:     # When not using gcc, we currently assume that we are using
jpayne@68:     # Microsoft Visual C++.
jpayne@68:     if test "$GCC" != yes; then
jpayne@68:       with_gnu_ld=no
jpayne@68:     fi
jpayne@68:     ;;
jpayne@68:   interix*)
jpayne@68:     # we just hope/assume this is gcc and not c89 (= MSVC++)
jpayne@68:     with_gnu_ld=yes
jpayne@68:     ;;
jpayne@68:   openbsd*)
jpayne@68:     with_gnu_ld=no
jpayne@68:     ;;
jpayne@68: esac
jpayne@68: 
jpayne@68: ld_shlibs=yes
jpayne@68: if test "$with_gnu_ld" = yes; then
jpayne@68:   # Set some defaults for GNU ld with shared library support. These
jpayne@68:   # are reset later if shared libraries are not supported. Putting them
jpayne@68:   # here allows them to be overridden if necessary.
jpayne@68:   # Unlike libtool, we use -rpath here, not --rpath, since the documented
jpayne@68:   # option of GNU ld is called -rpath, not --rpath.
jpayne@68:   hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
jpayne@68:   case "$host_os" in
jpayne@68:     aix[3-9]*)
jpayne@68:       # On AIX/PPC, the GNU linker is very broken
jpayne@68:       if test "$host_cpu" != ia64; then
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     amigaos*)
jpayne@68:       case "$host_cpu" in
jpayne@68:         powerpc)
jpayne@68:           ;;
jpayne@68:         m68k)
jpayne@68:           hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:           hardcode_minus_L=yes
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     beos*)
jpayne@68:       if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     cygwin* | mingw* | pw32* | cegcc*)
jpayne@68:       # hardcode_libdir_flag_spec is actually meaningless, as there is
jpayne@68:       # no search path for DLLs.
jpayne@68:       hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:       if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     haiku*)
jpayne@68:       ;;
jpayne@68:     interix[3-9]*)
jpayne@68:       hardcode_direct=no
jpayne@68:       hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
jpayne@68:       ;;
jpayne@68:     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
jpayne@68:       if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     netbsd*)
jpayne@68:       ;;
jpayne@68:     solaris*)
jpayne@68:       if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
jpayne@68:         ld_shlibs=no
jpayne@68:       elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
jpayne@68:       case `$LD -v 2>&1` in
jpayne@68:         *\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
jpayne@68:           ld_shlibs=no
jpayne@68:           ;;
jpayne@68:         *)
jpayne@68:           if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
jpayne@68:             hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-rpath,$libdir`'
jpayne@68:           else
jpayne@68:             ld_shlibs=no
jpayne@68:           fi
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     sunos4*)
jpayne@68:       hardcode_direct=yes
jpayne@68:       ;;
jpayne@68:     *)
jpayne@68:       if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:   esac
jpayne@68:   if test "$ld_shlibs" = no; then
jpayne@68:     hardcode_libdir_flag_spec=
jpayne@68:   fi
jpayne@68: else
jpayne@68:   case "$host_os" in
jpayne@68:     aix3*)
jpayne@68:       # Note: this linker hardcodes the directories in LIBPATH if there
jpayne@68:       # are no directories specified by -L.
jpayne@68:       hardcode_minus_L=yes
jpayne@68:       if test "$GCC" = yes; then
jpayne@68:         # Neither direct hardcoding nor static linking is supported with a
jpayne@68:         # broken collect2.
jpayne@68:         hardcode_direct=unsupported
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     aix[4-9]*)
jpayne@68:       if test "$host_cpu" = ia64; then
jpayne@68:         # On IA64, the linker does run time linking by default, so we don't
jpayne@68:         # have to do anything special.
jpayne@68:         aix_use_runtimelinking=no
jpayne@68:       else
jpayne@68:         aix_use_runtimelinking=no
jpayne@68:         # Test if we are trying to use run time linking or normal
jpayne@68:         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
jpayne@68:         # need to do runtime linking.
jpayne@68:         case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
jpayne@68:           for ld_flag in $LDFLAGS; do
jpayne@68:             if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
jpayne@68:               aix_use_runtimelinking=yes
jpayne@68:               break
jpayne@68:             fi
jpayne@68:           done
jpayne@68:           ;;
jpayne@68:         esac
jpayne@68:       fi
jpayne@68:       hardcode_direct=yes
jpayne@68:       hardcode_libdir_separator=':'
jpayne@68:       if test "$GCC" = yes; then
jpayne@68:         case $host_os in aix4.[012]|aix4.[012].*)
jpayne@68:           collect2name=`${CC} -print-prog-name=collect2`
jpayne@68:           if test -f "$collect2name" && \
jpayne@68:             strings "$collect2name" | grep resolve_lib_name >/dev/null
jpayne@68:           then
jpayne@68:             # We have reworked collect2
jpayne@68:             :
jpayne@68:           else
jpayne@68:             # We have old collect2
jpayne@68:             hardcode_direct=unsupported
jpayne@68:             hardcode_minus_L=yes
jpayne@68:             hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:             hardcode_libdir_separator=
jpayne@68:           fi
jpayne@68:           ;;
jpayne@68:         esac
jpayne@68:       fi
jpayne@68:       # Begin _LT_AC_SYS_LIBPATH_AIX.
jpayne@68:       echo 'int main () { return 0; }' > conftest.c
jpayne@68:       ${CC} ${LDFLAGS} conftest.c -o conftest
jpayne@68:       aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
jpayne@68: }'`
jpayne@68:       if test -z "$aix_libpath"; then
jpayne@68:         aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
jpayne@68: }'`
jpayne@68:       fi
jpayne@68:       if test -z "$aix_libpath"; then
jpayne@68:         aix_libpath="/usr/lib:/lib"
jpayne@68:       fi
jpayne@68:       rm -f conftest.c conftest
jpayne@68:       # End _LT_AC_SYS_LIBPATH_AIX.
jpayne@68:       if test "$aix_use_runtimelinking" = yes; then
jpayne@68:         hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
jpayne@68:       else
jpayne@68:         if test "$host_cpu" = ia64; then
jpayne@68:           hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
jpayne@68:         else
jpayne@68:           hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
jpayne@68:         fi
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     amigaos*)
jpayne@68:       case "$host_cpu" in
jpayne@68:         powerpc)
jpayne@68:           ;;
jpayne@68:         m68k)
jpayne@68:           hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:           hardcode_minus_L=yes
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     bsdi[45]*)
jpayne@68:       ;;
jpayne@68:     cygwin* | mingw* | pw32* | cegcc*)
jpayne@68:       # When not using gcc, we currently assume that we are using
jpayne@68:       # Microsoft Visual C++.
jpayne@68:       # hardcode_libdir_flag_spec is actually meaningless, as there is
jpayne@68:       # no search path for DLLs.
jpayne@68:       hardcode_libdir_flag_spec=' '
jpayne@68:       libext=lib
jpayne@68:       ;;
jpayne@68:     darwin* | rhapsody*)
jpayne@68:       hardcode_direct=no
jpayne@68:       if { case $cc_basename in ifort*) true;; *) test "$GCC" = yes;; esac; }; then
jpayne@68:         :
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     dgux*)
jpayne@68:       hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:       ;;
jpayne@68:     freebsd2.[01]*)
jpayne@68:       hardcode_direct=yes
jpayne@68:       hardcode_minus_L=yes
jpayne@68:       ;;
jpayne@68:     freebsd* | dragonfly* | midnightbsd*)
jpayne@68:       hardcode_libdir_flag_spec='-R$libdir'
jpayne@68:       hardcode_direct=yes
jpayne@68:       ;;
jpayne@68:     hpux9*)
jpayne@68:       hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
jpayne@68:       hardcode_libdir_separator=:
jpayne@68:       hardcode_direct=yes
jpayne@68:       # hardcode_minus_L: Not really in the search PATH,
jpayne@68:       # but as the default location of the library.
jpayne@68:       hardcode_minus_L=yes
jpayne@68:       ;;
jpayne@68:     hpux10*)
jpayne@68:       if test "$with_gnu_ld" = no; then
jpayne@68:         hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
jpayne@68:         hardcode_libdir_separator=:
jpayne@68:         hardcode_direct=yes
jpayne@68:         # hardcode_minus_L: Not really in the search PATH,
jpayne@68:         # but as the default location of the library.
jpayne@68:         hardcode_minus_L=yes
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     hpux11*)
jpayne@68:       if test "$with_gnu_ld" = no; then
jpayne@68:         hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
jpayne@68:         hardcode_libdir_separator=:
jpayne@68:         case $host_cpu in
jpayne@68:           hppa*64*|ia64*)
jpayne@68:             hardcode_direct=no
jpayne@68:             ;;
jpayne@68:           *)
jpayne@68:             hardcode_direct=yes
jpayne@68:             # hardcode_minus_L: Not really in the search PATH,
jpayne@68:             # but as the default location of the library.
jpayne@68:             hardcode_minus_L=yes
jpayne@68:             ;;
jpayne@68:         esac
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     irix5* | irix6* | nonstopux*)
jpayne@68:       hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
jpayne@68:       hardcode_libdir_separator=:
jpayne@68:       ;;
jpayne@68:     netbsd*)
jpayne@68:       hardcode_libdir_flag_spec='-R$libdir'
jpayne@68:       hardcode_direct=yes
jpayne@68:       ;;
jpayne@68:     newsos6)
jpayne@68:       hardcode_direct=yes
jpayne@68:       hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
jpayne@68:       hardcode_libdir_separator=:
jpayne@68:       ;;
jpayne@68:     *nto* | *qnx*)
jpayne@68:       ;;
jpayne@68:     openbsd*)
jpayne@68:       if test -f /usr/libexec/ld.so; then
jpayne@68:         hardcode_direct=yes
jpayne@68:         if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
jpayne@68:           hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
jpayne@68:         else
jpayne@68:           case "$host_os" in
jpayne@68:             openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
jpayne@68:               hardcode_libdir_flag_spec='-R$libdir'
jpayne@68:               ;;
jpayne@68:             *)
jpayne@68:               hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
jpayne@68:               ;;
jpayne@68:           esac
jpayne@68:         fi
jpayne@68:       else
jpayne@68:         ld_shlibs=no
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     os2*)
jpayne@68:       hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:       hardcode_minus_L=yes
jpayne@68:       ;;
jpayne@68:     osf3*)
jpayne@68:       hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
jpayne@68:       hardcode_libdir_separator=:
jpayne@68:       ;;
jpayne@68:     osf4* | osf5*)
jpayne@68:       if test "$GCC" = yes; then
jpayne@68:         hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
jpayne@68:       else
jpayne@68:         # Both cc and cxx compiler support -rpath directly
jpayne@68:         hardcode_libdir_flag_spec='-rpath $libdir'
jpayne@68:       fi
jpayne@68:       hardcode_libdir_separator=:
jpayne@68:       ;;
jpayne@68:     solaris*)
jpayne@68:       hardcode_libdir_flag_spec='-R$libdir'
jpayne@68:       ;;
jpayne@68:     sunos4*)
jpayne@68:       hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:       hardcode_direct=yes
jpayne@68:       hardcode_minus_L=yes
jpayne@68:       ;;
jpayne@68:     sysv4)
jpayne@68:       case $host_vendor in
jpayne@68:         sni)
jpayne@68:           hardcode_direct=yes # is this really true???
jpayne@68:           ;;
jpayne@68:         siemens)
jpayne@68:           hardcode_direct=no
jpayne@68:           ;;
jpayne@68:         motorola)
jpayne@68:           hardcode_direct=no #Motorola manual says yes, but my tests say they lie
jpayne@68:           ;;
jpayne@68:       esac
jpayne@68:       ;;
jpayne@68:     sysv4.3*)
jpayne@68:       ;;
jpayne@68:     sysv4*MP*)
jpayne@68:       if test -d /usr/nec; then
jpayne@68:         ld_shlibs=yes
jpayne@68:       fi
jpayne@68:       ;;
jpayne@68:     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
jpayne@68:       ;;
jpayne@68:     sysv5* | sco3.2v5* | sco5v6*)
jpayne@68:       hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-R,$libdir`'
jpayne@68:       hardcode_libdir_separator=':'
jpayne@68:       ;;
jpayne@68:     uts4*)
jpayne@68:       hardcode_libdir_flag_spec='-L$libdir'
jpayne@68:       ;;
jpayne@68:     *)
jpayne@68:       ld_shlibs=no
jpayne@68:       ;;
jpayne@68:   esac
jpayne@68: fi
jpayne@68: 
jpayne@68: # Check dynamic linker characteristics
jpayne@68: # Code taken from libtool.m4's _LT_SYS_DYNAMIC_LINKER.
jpayne@68: # Unlike libtool.m4, here we don't care about _all_ names of the library, but
jpayne@68: # only about the one the linker finds when passed -lNAME. This is the last
jpayne@68: # element of library_names_spec in libtool.m4, or possibly two of them if the
jpayne@68: # linker has special search rules.
jpayne@68: library_names_spec=      # the last element of library_names_spec in libtool.m4
jpayne@68: libname_spec='lib$name'
jpayne@68: case "$host_os" in
jpayne@68:   aix3*)
jpayne@68:     library_names_spec='$libname.a'
jpayne@68:     ;;
jpayne@68:   aix[4-9]*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   amigaos*)
jpayne@68:     case "$host_cpu" in
jpayne@68:       powerpc*)
jpayne@68:         library_names_spec='$libname$shrext' ;;
jpayne@68:       m68k)
jpayne@68:         library_names_spec='$libname.a' ;;
jpayne@68:     esac
jpayne@68:     ;;
jpayne@68:   beos*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   bsdi[45]*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   cygwin* | mingw* | pw32* | cegcc*)
jpayne@68:     shrext=.dll
jpayne@68:     library_names_spec='$libname.dll.a $libname.lib'
jpayne@68:     ;;
jpayne@68:   darwin* | rhapsody*)
jpayne@68:     shrext=.dylib
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   dgux*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   freebsd[23].*)
jpayne@68:     library_names_spec='$libname$shrext$versuffix'
jpayne@68:     ;;
jpayne@68:   freebsd* | dragonfly* | midnightbsd*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   gnu*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   haiku*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   hpux9* | hpux10* | hpux11*)
jpayne@68:     case $host_cpu in
jpayne@68:       ia64*)
jpayne@68:         shrext=.so
jpayne@68:         ;;
jpayne@68:       hppa*64*)
jpayne@68:         shrext=.sl
jpayne@68:         ;;
jpayne@68:       *)
jpayne@68:         shrext=.sl
jpayne@68:         ;;
jpayne@68:     esac
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   interix[3-9]*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   irix5* | irix6* | nonstopux*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     case "$host_os" in
jpayne@68:       irix5* | nonstopux*)
jpayne@68:         libsuff= shlibsuff=
jpayne@68:         ;;
jpayne@68:       *)
jpayne@68:         case $LD in
jpayne@68:           *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
jpayne@68:           *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
jpayne@68:           *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
jpayne@68:           *) libsuff= shlibsuff= ;;
jpayne@68:         esac
jpayne@68:         ;;
jpayne@68:     esac
jpayne@68:     ;;
jpayne@68:   linux*oldld* | linux*aout* | linux*coff*)
jpayne@68:     ;;
jpayne@68:   linux* | k*bsd*-gnu | kopensolaris*-gnu)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   knetbsd*-gnu)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   netbsd*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   newsos6)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   *nto* | *qnx*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   openbsd*)
jpayne@68:     library_names_spec='$libname$shrext$versuffix'
jpayne@68:     ;;
jpayne@68:   os2*)
jpayne@68:     libname_spec='$name'
jpayne@68:     shrext=.dll
jpayne@68:     library_names_spec='$libname.a'
jpayne@68:     ;;
jpayne@68:   osf3* | osf4* | osf5*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   rdos*)
jpayne@68:     ;;
jpayne@68:   solaris*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   sunos4*)
jpayne@68:     library_names_spec='$libname$shrext$versuffix'
jpayne@68:     ;;
jpayne@68:   sysv4 | sysv4.3*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   sysv4*MP*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   tpf*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68:   uts4*)
jpayne@68:     library_names_spec='$libname$shrext'
jpayne@68:     ;;
jpayne@68: esac
jpayne@68: 
jpayne@68: sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
jpayne@68: escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
jpayne@68: shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
jpayne@68: escaped_libname_spec=`echo "X$libname_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
jpayne@68: escaped_library_names_spec=`echo "X$library_names_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
jpayne@68: escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
jpayne@68: 
jpayne@68: LC_ALL=C sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
jpayne@68: 
jpayne@68: # How to pass a linker flag through the compiler.
jpayne@68: wl="$escaped_wl"
jpayne@68: 
jpayne@68: # Static library suffix (normally "a").
jpayne@68: libext="$libext"
jpayne@68: 
jpayne@68: # Shared library suffix (normally "so").
jpayne@68: shlibext="$shlibext"
jpayne@68: 
jpayne@68: # Format of library name prefix.
jpayne@68: libname_spec="$escaped_libname_spec"
jpayne@68: 
jpayne@68: # Library names that the linker finds when passed -lNAME.
jpayne@68: library_names_spec="$escaped_library_names_spec"
jpayne@68: 
jpayne@68: # Flag to hardcode \$libdir into a binary during linking.
jpayne@68: # This must work even if \$libdir does not exist.
jpayne@68: hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
jpayne@68: 
jpayne@68: # Whether we need a single -rpath flag with a separated argument.
jpayne@68: hardcode_libdir_separator="$hardcode_libdir_separator"
jpayne@68: 
jpayne@68: # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
jpayne@68: # resulting binary.
jpayne@68: hardcode_direct="$hardcode_direct"
jpayne@68: 
jpayne@68: # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
jpayne@68: # resulting binary.
jpayne@68: hardcode_minus_L="$hardcode_minus_L"
jpayne@68: 
jpayne@68: EOF