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