X-Git-Url: http://sjero.net/git/?p=wget;a=blobdiff_plain;f=m4%2Flib-link.m4;h=f95b7ba88d5ed86a8884f930a0e339cf9f6bca64;hp=d4450fce02cad3b4d4f29939f79fa92eecc9ef2d;hb=e76033458117c47bdc35c30544b2ab3ac17cc762;hpb=06bd76086962ab558d0c25a47aad4063e9fc5f89

diff --git a/m4/lib-link.m4 b/m4/lib-link.m4
index d4450fce..f95b7ba8 100644
--- a/m4/lib-link.m4
+++ b/m4/lib-link.m4
@@ -1,6 +1,5 @@
-# lib-link.m4 serial 6 (gettext-0.14.3)
-dnl Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software
-dnl Foundation, Inc.
+# lib-link.m4 serial 9 (gettext-0.16)
+dnl Copyright (C) 2001-2006 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -127,6 +126,7 @@ dnl the libraries corresponding to explicit and implicit dependencies.
 dnl Sets the LIB${NAME}, LTLIB${NAME} and INC${NAME} variables.
 AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
 [
+  AC_REQUIRE([AC_LIB_PREPARE_MULTILIB])
   define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-],
                                [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])])
   dnl By default, look in $includedir and $libdir.
@@ -149,7 +149,7 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
         ])
       else
         additional_includedir="$withval/include"
-        additional_libdir="$withval/lib"
+        additional_libdir="$withval/$acl_libdirstem"
       fi
     fi
 ])
@@ -198,9 +198,16 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
           found_so=
           found_a=
           if test $use_additional = yes; then
-            if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext"; then
+            if test -n "$shlibext" \
+               && { test -f "$additional_libdir/lib$name.$shlibext" \
+                    || { test "$shlibext" = dll \
+                         && test -f "$additional_libdir/lib$name.dll.a"; }; }; then
               found_dir="$additional_libdir"
-              found_so="$additional_libdir/lib$name.$shlibext"
+              if test -f "$additional_libdir/lib$name.$shlibext"; then
+                found_so="$additional_libdir/lib$name.$shlibext"
+              else
+                found_so="$additional_libdir/lib$name.dll.a"
+              fi
               if test -f "$additional_libdir/lib$name.la"; then
                 found_la="$additional_libdir/lib$name.la"
               fi
@@ -220,9 +227,16 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
               case "$x" in
                 -L*)
                   dir=`echo "X$x" | sed -e 's/^X-L//'`
-                  if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext"; then
+                  if test -n "$shlibext" \
+                     && { test -f "$dir/lib$name.$shlibext" \
+                          || { test "$shlibext" = dll \
+                               && test -f "$dir/lib$name.dll.a"; }; }; then
                     found_dir="$dir"
-                    found_so="$dir/lib$name.$shlibext"
+                    if test -f "$dir/lib$name.$shlibext"; then
+                      found_so="$dir/lib$name.$shlibext"
+                    else
+                      found_so="$dir/lib$name.dll.a"
+                    fi
                     if test -f "$dir/lib$name.la"; then
                       found_la="$dir/lib$name.la"
                     fi
@@ -249,7 +263,7 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
               dnl Linking with a shared library. We attempt to hardcode its
               dnl directory into the executable's runpath, unless it's the
               dnl standard /usr/lib.
-              if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then
+              if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/$acl_libdirstem"; then
                 dnl No hardcoding is needed.
                 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so"
               else
@@ -335,8 +349,8 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
             dnl Assume the include files are nearby.
             additional_includedir=
             case "$found_dir" in
-              */lib | */lib/)
-                basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'`
+              */$acl_libdirstem | */$acl_libdirstem/)
+                basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'`
                 additional_includedir="$basedir/include"
                 ;;
             esac
@@ -397,9 +411,9 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
                     dnl   3. if it's already present in $LDFLAGS or the already
                     dnl      constructed $LIBNAME,
                     dnl   4. if it doesn't exist as a directory.
-                    if test "X$additional_libdir" != "X/usr/lib"; then
+                    if test "X$additional_libdir" != "X/usr/$acl_libdirstem"; then
                       haveit=
-                      if test "X$additional_libdir" = "X/usr/local/lib"; then
+                      if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem"; then
                         if test -n "$GCC"; then
                           case $host_os in
                             linux* | gnu* | k*bsd*-gnu) haveit=yes;;
@@ -552,3 +566,79 @@ AC_DEFUN([AC_LIB_APPENDTOVAR],
     fi
   done
 ])
+
+dnl For those cases where a variable contains several -L and -l options
+dnl referring to unknown libraries and directories, this macro determines the
+dnl necessary additional linker options for the runtime path.
+dnl AC_LIB_LINKFLAGS_FROM_LIBS([LDADDVAR], [LIBSVALUE], [USE-LIBTOOL])
+dnl sets LDADDVAR to linker options needed together with LIBSVALUE.
+dnl If USE-LIBTOOL evaluates to non-empty, linking with libtool is assumed,
+dnl otherwise linking without libtool is assumed.
+AC_DEFUN([AC_LIB_LINKFLAGS_FROM_LIBS],
+[
+  AC_REQUIRE([AC_LIB_RPATH])
+  AC_REQUIRE([AC_LIB_PREPARE_MULTILIB])
+  $1=
+  if test "$enable_rpath" != no; then
+    if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then
+      dnl Use an explicit option to hardcode directories into the resulting
+      dnl binary.
+      rpathdirs=
+      next=
+      for opt in $2; do
+        if test -n "$next"; then
+          dir="$next"
+          dnl No need to hardcode the standard /usr/lib.
+          if test "X$dir" != "X/usr/$acl_libdirstem"; then
+            rpathdirs="$rpathdirs $dir"
+          fi
+          next=
+        else
+          case $opt in
+            -L) next=yes ;;
+            -L*) dir=`echo "X$opt" | sed -e 's,^X-L,,'`
+                 dnl No need to hardcode the standard /usr/lib.
+                 if test "X$dir" != "X/usr/$acl_libdirstem"; then
+                   rpathdirs="$rpathdirs $dir"
+                 fi
+                 next= ;;
+            *) next= ;;
+          esac
+        fi
+      done
+      if test "X$rpathdirs" != "X"; then
+        if test -n ""$3""; then
+          dnl libtool is used for linking. Use -R options.
+          for dir in $rpathdirs; do
+            $1="${$1}${$1:+ }-R$dir"
+          done
+        else
+          dnl The linker is used for linking directly.
+          if test -n "$hardcode_libdir_separator"; then
+            dnl Weird platform: only the last -rpath option counts, the user
+            dnl must pass all path elements in one option.
+            alldirs=
+            for dir in $rpathdirs; do
+              alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$dir"
+            done
+            acl_save_libdir="$libdir"
+            libdir="$alldirs"
+            eval flag=\"$hardcode_libdir_flag_spec\"
+            libdir="$acl_save_libdir"
+            $1="$flag"
+          else
+            dnl The -rpath options are cumulative.
+            for dir in $rpathdirs; do
+              acl_save_libdir="$libdir"
+              libdir="$dir"
+              eval flag=\"$hardcode_libdir_flag_spec\"
+              libdir="$acl_save_libdir"
+              $1="${$1}${$1:+ }$flag"
+            done
+          fi
+        fi
+      fi
+    fi
+  fi
+  AC_SUBST([$1])
+])