Update config.rpath to a recent version

1 files changed, 366 insertions, 189 deletions

diff --git a/config/config.rpath b/config/config.rpath
index 5ead758..1a07018 100644
--- a/config/config.rpath
+++ b/config/config.rpath
@@ -2,28 +2,13 @@
 # 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.
+#   Copyright 1996-2012 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.
+#   This file is free software; the Free Software Foundation gives
+#   unlimited permission to copy and/or distribute it, with or without
+#   modifications, as long as this notice is preserved.
 #
 # The first argument passed to this file is the canonical host specification,
 #    CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
@@ -34,66 +19,137 @@
 #
 # 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,
+# Known limitations:
+# - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
+#   than 256 bytes, otherwise the compiler driver will dump core. The only
+#   known workaround is to choose shorter directory names for the build
+#   directory and/or the installation directory.
+
+# All known linkers require a '.a' archive for static linking (except MSVC,
 # which needs '.lib').
 libext=a
-shlibext=
+shrext=.so
 
 host="$1"
 host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
+# Code taken from libtool.m4's _LT_CC_BASENAME.
+
+for cc_temp in $CC""; do
+  case $cc_temp in
+    compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
+    distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
+    \-*) ;;
+    *) break;;
+  esac
+done
+cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
+
+# Code taken from libtool.m4's _LT_COMPILER_PIC.
+
 wl=
 if test "$GCC" = yes; then
   wl='-Wl,'
 else
   case "$host_os" in
-    aix3* | aix4* | aix5*)
+    aix*)
       wl='-Wl,'
       ;;
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      ;;
     hpux9* | hpux10* | hpux11*)
       wl='-Wl,'
       ;;
-    irix5* | irix6*)
+    irix5* | irix6* | nonstopux*)
       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
+    linux* | k*bsd*-gnu | kopensolaris*-gnu)
+      case $cc_basename in
+        ecc*)
+          wl='-Wl,'
+          ;;
+        icc* | ifort*)
+          wl='-Wl,'
+          ;;
+        lf95*)
+          wl='-Wl,'
+          ;;
+        nagfor*)
+          wl='-Wl,-Wl,,'
+          ;;
+        pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
+          wl='-Wl,'
+          ;;
+        ccc*)
+          wl='-Wl,'
+          ;;
+        xl* | bgxl* | bgf* | mpixl*)
+          wl='-Wl,'
+          ;;
+        como)
+          wl='-lopt='
+          ;;
+        *)
+          case `$CC -V 2>&1 | sed 5q` in
+            *Sun\ F* | *Sun*Fortran*)
+              wl=
+              ;;
+            *Sun\ C*)
+              wl='-Wl,'
+              ;;
+          esac
+          ;;
+      esac
+      ;;
+    newsos6)
+      ;;
+    *nto* | *qnx*)
       ;;
     osf3* | osf4* | osf5*)
       wl='-Wl,'
       ;;
+    rdos*)
+      ;;
     solaris*)
-      wl='-Wl,'
+      case $cc_basename in
+        f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
+          wl='-Qoption ld '
+          ;;
+        *)
+          wl='-Wl,'
+          ;;
+      esac
       ;;
     sunos4*)
       wl='-Qoption ld '
       ;;
-    sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
-      if test "x$host_vendor" = xsni; then
-        wl='-LD'
-      else
-        wl='-Wl,'
-      fi
+    sysv4 | sysv4.2uw2* | sysv4.3*)
+      wl='-Wl,'
+      ;;
+    sysv4*MP*)
+      ;;
+    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
+      wl='-Wl,'
+      ;;
+    unicos*)
+      wl='-Wl,'
+      ;;
+    uts4*)
       ;;
   esac
 fi
 
+# Code taken from libtool.m4's _LT_LINKER_SHLIBS.
+
 hardcode_libdir_flag_spec=
 hardcode_libdir_separator=
 hardcode_direct=no
 hardcode_minus_L=no
 
 case "$host_os" in
-  cygwin* | mingw* | pw32*)
+  cygwin* | mingw* | pw32* | cegcc*)
     # FIXME: the MSVC++ port hasn't been tested in a loooong time
     # When not using gcc, we currently assume that we are using
     # Microsoft Visual C++.
@@ -101,6 +157,10 @@ case "$host_os" in
       with_gnu_ld=no
     fi
     ;;
+  interix*)
+    # we just hope/assume this is gcc and not c89 (= MSVC++)
+    with_gnu_ld=yes
+    ;;
   openbsd*)
     with_gnu_ld=no
     ;;
@@ -108,56 +168,97 @@ esac
 
 ld_shlibs=yes
 if test "$with_gnu_ld" = yes; then
+  # Set some defaults for GNU ld with shared library support. These
+  # are reset later if shared libraries are not supported. Putting them
+  # here allows them to be overridden if necessary.
+  # Unlike libtool, we use -rpath here, not --rpath, since the documented
+  # option of GNU ld is called -rpath, not --rpath.
+  hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
   case "$host_os" in
-    aix3* | aix4* | aix5*)
-      # On AIX, the GNU linker is very broken
-      ld_shlibs=no
+    aix[3-9]*)
+      # On AIX/PPC, the GNU linker is very broken
+      if test "$host_cpu" != ia64; then
+        ld_shlibs=no
+      fi
       ;;
     amigaos*)
-      hardcode_libdir_flag_spec='-L$libdir'
-      hardcode_minus_L=yes
-      # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
-      # that the semantics of dynamic libraries on AmigaOS, at least up
-      # to version 4, is to share data among multiple programs linked
-      # with the same dynamic library.  Since this doesn't match the
-      # behavior of shared libraries on other platforms, we can use
-      # them.
-      ld_shlibs=no
+      case "$host_cpu" in
+        powerpc)
+          ;;
+        m68k)
+          hardcode_libdir_flag_spec='-L$libdir'
+          hardcode_minus_L=yes
+          ;;
+      esac
       ;;
     beos*)
-      if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
+      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
         :
       else
         ld_shlibs=no
       fi
       ;;
-    cygwin* | mingw* | pw32*)
+    cygwin* | mingw* | pw32* | cegcc*)
       # hardcode_libdir_flag_spec is actually meaningless, as there is
       # no search path for DLLs.
       hardcode_libdir_flag_spec='-L$libdir'
+      if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
+        :
+      else
+        ld_shlibs=no
+      fi
       ;;
-    solaris* | sysv5*)
-      if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
+    haiku*)
+      ;;
+    interix[3-9]*)
+      hardcode_direct=no
+      hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+      ;;
+    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
+      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
+        :
+      else
         ld_shlibs=no
-      elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
+      fi
+      ;;
+    netbsd*)
+      ;;
+    solaris*)
+      if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
+        ld_shlibs=no
+      elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
         :
       else
         ld_shlibs=no
       fi
       ;;
+    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
+      case `$LD -v 2>&1` in
+        *\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
+          ld_shlibs=no
+          ;;
+        *)
+          if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
+            hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-rpath,$libdir`'
+          else
+            ld_shlibs=no
+          fi
+          ;;
+      esac
+      ;;
     sunos4*)
       hardcode_direct=yes
       ;;
     *)
-      if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
+      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
         :
       else
         ld_shlibs=no
       fi
       ;;
   esac
-  if test "$ld_shlibs" = yes; then
-    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+  if test "$ld_shlibs" = no; then
+    hardcode_libdir_flag_spec=
   fi
 else
   case "$host_os" in
@@ -171,7 +272,7 @@ else
         hardcode_direct=unsupported
       fi
       ;;
-    aix4* | aix5*)
+    aix[4-9]*)
       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.
@@ -181,13 +282,14 @@ else
         # 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*)
+        case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
           for ld_flag in $LDFLAGS; do
             if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
               aix_use_runtimelinking=yes
               break
             fi
           done
+          ;;
         esac
       fi
       hardcode_direct=yes
@@ -199,7 +301,7 @@ else
             strings "$collect2name" | grep resolve_lib_name >/dev/null
           then
             # We have reworked collect2
-            hardcode_direct=yes
+            :
           else
             # We have old collect2
             hardcode_direct=unsupported
@@ -207,25 +309,46 @@ else
             hardcode_libdir_flag_spec='-L$libdir'
             hardcode_libdir_separator=
           fi
+          ;;
         esac
       fi
+      # Begin _LT_AC_SYS_LIBPATH_AIX.
+      echo 'int main () { return 0; }' > conftest.c
+      ${CC} ${LDFLAGS} conftest.c -o conftest
+      aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
+}'`
+      if test -z "$aix_libpath"; then
+        aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
+}'`
+      fi
+      if test -z "$aix_libpath"; then
+        aix_libpath="/usr/lib:/lib"
+      fi
+      rm -f conftest.c conftest
+      # End _LT_AC_SYS_LIBPATH_AIX.
       if test "$aix_use_runtimelinking" = yes; then
-        hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
+        hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
       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'
+          hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
         fi
       fi
       ;;
     amigaos*)
-      hardcode_libdir_flag_spec='-L$libdir'
-      hardcode_minus_L=yes
-      # see comment about different semantics on the GNU ld section
-      ld_shlibs=no
-      ;;
-    cygwin* | mingw* | pw32*)
+      case "$host_cpu" in
+        powerpc)
+          ;;
+        m68k)
+          hardcode_libdir_flag_spec='-L$libdir'
+          hardcode_minus_L=yes
+          ;;
+      esac
+      ;;
+    bsdi[45]*)
+      ;;
+    cygwin* | mingw* | pw32* | cegcc*)
       # When not using gcc, we currently assume that we are using
       # Microsoft Visual C++.
       # hardcode_libdir_flag_spec is actually meaningless, as there is
@@ -234,10 +357,15 @@ else
       libext=lib
       ;;
     darwin* | rhapsody*)
-      hardcode_direct=yes
+      hardcode_direct=no
+      if { case $cc_basename in ifort*) true;; *) test "$GCC" = yes;; esac; }; then
+        :
+      else
+        ld_shlibs=no
+      fi
       ;;
-    freebsd1*)
-      ld_shlibs=no
+    dgux*)
+      hardcode_libdir_flag_spec='-L$libdir'
       ;;
     freebsd2.2*)
       hardcode_libdir_flag_spec='-R$libdir'
@@ -247,18 +375,46 @@ else
       hardcode_direct=yes
       hardcode_minus_L=yes
       ;;
-    freebsd*)
+    freebsd* | dragonfly*)
       hardcode_libdir_flag_spec='-R$libdir'
       hardcode_direct=yes
       ;;
-    hpux9* | hpux10* | hpux11*)
+    hpux9*)
       hardcode_libdir_flag_spec='${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.
+      # hardcode_minus_L: Not really in the search PATH,
+      # but as the default location of the library.
+      hardcode_minus_L=yes
+      ;;
+    hpux10*)
+      if test "$with_gnu_ld" = no; then
+        hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+        hardcode_libdir_separator=:
+        hardcode_direct=yes
+        # hardcode_minus_L: Not really in the search PATH,
+        # but as the default location of the library.
+        hardcode_minus_L=yes
+      fi
       ;;
-    irix5* | irix6*)
+    hpux11*)
+      if test "$with_gnu_ld" = no; then
+        hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+        hardcode_libdir_separator=:
+        case $host_cpu in
+          hppa*64*|ia64*)
+            hardcode_direct=no
+            ;;
+          *)
+            hardcode_direct=yes
+            # hardcode_minus_L: Not really in the search PATH,
+            # but as the default location of the library.
+            hardcode_minus_L=yes
+            ;;
+        esac
+      fi
+      ;;
+    irix5* | irix6* | nonstopux*)
       hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
       hardcode_libdir_separator=:
       ;;
@@ -271,19 +427,25 @@ else
       hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
       hardcode_libdir_separator=:
       ;;
+    *nto* | *qnx*)
+      ;;
     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'
+      if test -f /usr/libexec/ld.so; then
+        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,$libdir'
+              ;;
+          esac
+        fi
       else
-        case "$host_os" in
-          openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
-            hardcode_libdir_flag_spec='-R$libdir'
-            ;;
-          *)
-            hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
-            ;;
-        esac
+        ld_shlibs=no
       fi
       ;;
     os2*)
@@ -303,8 +465,6 @@ else
       fi
       hardcode_libdir_separator=:
       ;;
-    sco3.2v5*)
-      ;;
     solaris*)
       hardcode_libdir_flag_spec='-R$libdir'
       ;;
@@ -314,33 +474,33 @@ else
       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
+      case $host_vendor in
+        sni)
+          hardcode_direct=yes # is this really true???
+          ;;
+        siemens)
+          hardcode_direct=no
+          ;;
+        motorola)
+          hardcode_direct=no #Motorola manual says yes, but my tests say they lie
+          ;;
+      esac
       ;;
     sysv4.3*)
       ;;
-    sysv5*)
-      hardcode_libdir_flag_spec=
-      ;;
-    uts4*)
-      hardcode_libdir_flag_spec='-L$libdir'
-      ;;
-    dgux*)
-      hardcode_libdir_flag_spec='-L$libdir'
-      ;;
     sysv4*MP*)
       if test -d /usr/nec; then
         ld_shlibs=yes
       fi
       ;;
-    sysv4.2uw2*)
-      hardcode_direct=yes
-      hardcode_minus_L=no
+    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
+      ;;
+    sysv5* | sco3.2v5* | sco5v6*)
+      hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-R,$libdir`'
+      hardcode_libdir_separator=':'
       ;;
-    sysv5uw7* | unixware7*)
+    uts4*)
+      hardcode_libdir_flag_spec='-L$libdir'
       ;;
     *)
       ld_shlibs=no
@@ -349,136 +509,153 @@ else
 fi
 
 # Check dynamic linker characteristics
+# Code taken from libtool.m4's _LT_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$name'
-sys_lib_dlsearch_path_spec="/lib /usr/lib"
-sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
 case "$host_os" in
   aix3*)
-    shlibext=so
+    library_names_spec='$libname.a'
     ;;
-  aix4* | aix5*)
-    shlibext=so
+  aix[4-9]*)
+    library_names_spec='$libname$shrext'
     ;;
   amigaos*)
-    shlibext=ixlibrary
+    case "$host_cpu" in
+      powerpc*)
+        library_names_spec='$libname$shrext' ;;
+      m68k)
+        library_names_spec='$libname.a' ;;
+    esac
     ;;
   beos*)
-    shlibext=so
+    library_names_spec='$libname$shrext'
     ;;
-  bsdi4*)
-    shlibext=so
-    sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
-    sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
+  bsdi[45]*)
+    library_names_spec='$libname$shrext'
     ;;
-  cygwin* | mingw* | pw32*)
-    case $GCC,$host_os in
-      yes,cygwin*)
-        shlibext=dll.a
-        ;;
-      yes,mingw*)
-        shlibext=dll
-        sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"`
-        ;;
-      yes,pw32*)
-        shlibext=dll
-        ;;
-      *)
-        shlibext=dll
-        ;;
-    esac
+  cygwin* | mingw* | pw32* | cegcc*)
+    shrext=.dll
+    library_names_spec='$libname.dll.a $libname.lib'
     ;;
   darwin* | rhapsody*)
-    shlibext=dylib
+    shrext=.dylib
+    library_names_spec='$libname$shrext'
     ;;
-  freebsd1*)
+  dgux*)
+    library_names_spec='$libname$shrext'
     ;;
-  freebsd*)
-    shlibext=so
+  freebsd* | dragonfly*)
+    case "$host_os" in
+      freebsd[123]*)
+        library_names_spec='$libname$shrext$versuffix' ;;
+      *)
+        library_names_spec='$libname$shrext' ;;
+    esac
     ;;
   gnu*)
-    shlibext=so
+    library_names_spec='$libname$shrext'
+    ;;
+  haiku*)
+    library_names_spec='$libname$shrext'
     ;;
   hpux9* | hpux10* | hpux11*)
-    shlibext=sl
+    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$shrext'
     ;;
-  irix5* | irix6*)
-    shlibext=so
+  irix5* | irix6* | nonstopux*)
+    library_names_spec='$libname$shrext'
     case "$host_os" in
-      irix5*)
+      irix5* | nonstopux*)
         libsuff= shlibsuff=
         ;;
       *)
         case $LD in
-          *-32|*"-32 ") libsuff= shlibsuff= ;;
-          *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 ;;
-          *-64|*"-64 ") libsuff=64 shlibsuff=64 ;;
+          *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
+          *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
+          *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
           *) libsuff= shlibsuff= ;;
         esac
         ;;
     esac
-    sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
-    sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
     ;;
-  linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
+  linux*oldld* | linux*aout* | linux*coff*)
+    ;;
+  linux* | k*bsd*-gnu | kopensolaris*-gnu)
+    library_names_spec='$libname$shrext'
     ;;
-  linux-gnu*)
-    shlibext=so
+  knetbsd*-gnu)
+    library_names_spec='$libname$shrext'
     ;;
   netbsd*)
-    shlibext=so
+    library_names_spec='$libname$shrext'
     ;;
   newsos6)
-    shlibext=so
+    library_names_spec='$libname$shrext'
+    ;;
+  *nto* | *qnx*)
+    library_names_spec='$libname$shrext'
     ;;
   openbsd*)
-    shlibext=so
+    library_names_spec='$libname$shrext$versuffix'
     ;;
   os2*)
     libname_spec='$name'
-    shlibext=dll
+    shrext=.dll
+    library_names_spec='$libname.a'
     ;;
   osf3* | osf4* | osf5*)
-    shlibext=so
-    sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
-    sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
+    library_names_spec='$libname$shrext'
     ;;
-  sco3.2v5*)
-    shlibext=so
+  rdos*)
     ;;
   solaris*)
-    shlibext=so
+    library_names_spec='$libname$shrext'
     ;;
   sunos4*)
-    shlibext=so
+    library_names_spec='$libname$shrext$versuffix'
     ;;
-  sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
-    shlibext=so
-    case "$host_vendor" in
-      motorola)
-        sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
-        ;;
-    esac
+  sysv4 | sysv4.3*)
+    library_names_spec='$libname$shrext'
     ;;
-  uts4*)
-    shlibext=so
+  sysv4*MP*)
+    library_names_spec='$libname$shrext'
     ;;
-  dgux*)
-    shlibext=so
+  sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+    library_names_spec='$libname$shrext'
     ;;
-  sysv4*MP*)
-    if test -d /usr/nec; then
-      shlibext=so
-    fi
+  tpf*)
+    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 "$sed_quote_subst"`
-escaped_sys_lib_search_path_spec=`echo "X$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
+LC_ALL=C sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
 
 # How to pass a linker flag through the compiler.
 wl="$escaped_wl"
@@ -489,6 +666,12 @@ libext="$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="$escaped_hardcode_libdir_flag_spec"
@@ -504,10 +687,4 @@ hardcode_direct="$hardcode_direct"
 # 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