eclass/ELT-patches/relink/1.4.3

--- ltmain.sh	Mon Feb  4 15:12:15 2002
+++ ltmain.sh	Mon Feb  4 15:12:15 2002
@@ -745,6 +745,7 @@
     linker_flags=
     dllsearchpath=
     lib_search_path=`pwd`
+    inst_prefix_dir=
 
     avoid_version=no
     dlfiles=
@@ -875,6 +876,11 @@
 	  prev=
 	  continue
 	  ;;
+        inst_prefix)
+	  inst_prefix_dir="$arg"
+	  prev=
+	  continue
+	  ;;
 	release)
 	  release="-$arg"
 	  prev=
@@ -976,6 +982,11 @@
 	continue
 	;;
 
+      -inst-prefix-dir)
+	prev=inst_prefix
+	continue
+	;;
+
       # The native IRIX linker understands -LANG:*, -LIST:* and -LNO:*
       # so, if we see these flags be careful not to treat them like -L
       -L[A-Z][A-Z]*:*)
@@ -1851,7 +1862,16 @@
 	    if test "$hardcode_direct" = yes; then
 	      add="$libdir/$linklib"
 	    elif test "$hardcode_minus_L" = yes; then
-	      add_dir="-L$libdir"
+	      # Try looking first in the location we're being installed to.
+	      add_dir=
+	      if test -n "$inst_prefix_dir"; then
+		case "$libdir" in
+		[\\/]*)
+		  add_dir="-L$inst_prefix_dir$libdir"
+		  ;;
+		esac
+	      fi
+	      add_dir="$add_dir -L$libdir"
 	      add="-l$name"
 	    elif test "$hardcode_shlibpath_var" = yes; then
 	      case :$finalize_shlibpath: in
@@ -1861,7 +1881,16 @@
 	      add="-l$name"
 	    else
 	      # We cannot seem to hardcode it, guess we'll fake it.
-	      add_dir="-L$libdir"
+	      # Try looking first in the location we're being installed to.
+	      add_dir=
+	      if test -n "$inst_prefix_dir"; then
+		case "$libdir" in
+		[\\/]*)
+		  add_dir="-L$inst_prefix_dir$libdir"
+		  ;;
+		esac
+	      fi
+	      add_dir="$add_dir -L$libdir"
 	      add="-l$name"
 	    fi
 
@@ -3823,7 +3852,7 @@
 	fi
       done
       # Quote the link command for shipping.
-      relink_command="(cd `pwd`; $SHELL $0 --mode=relink $libtool_args)"
+      relink_command="(cd `pwd`; $SHELL $0 --mode=relink $libtool_args @inst_prefix_dir@)"
       relink_command=`$echo "X$relink_command" | $Xsed -e "$sed_quote_subst"`
 
       # Only create the output if not a dry run.
@@ -4124,12 +4153,30 @@
 	dir="$dir$objdir"
 
 	if test -n "$relink_command"; then
+	  # Determine the prefix the user has applied to our future dir.
+	  inst_prefix_dir=`$echo "$destdir" | sed "s%$libdir\$%%"`
+
+	  # Don't allow the user to place us outside of our expected
+	  # location b/c this prevents finding dependent libraries that
+	  # are installed to the same prefix.
+	  if test "$inst_prefix_dir" = "$destdir"; then
+	    $echo "$modename: error: cannot install \`$file' to a directory not ending in $libdir" 1>&2
+	    exit 1
+	  fi
+
+	  if test -n "$inst_prefix_dir"; then
+	    # Stick the inst_prefix_dir data into the link command.
+	    relink_command=`$echo "$relink_command" | sed "s%@inst_prefix_dir@%-inst-prefix-dir $inst_prefix_dir%"`
+	  else
+	    relink_command=`$echo "$relink_command" | sed "s%@inst_prefix_dir@%%"`
+	  fi
+
 	  $echo "$modename: warning: relinking \`$file'" 1>&2
 	  $show "$relink_command"
 	  if $run eval "$relink_command"; then :
 	  else
 	    $echo "$modename: error: relink \`$file' with the above command before installing it" 1>&2
-	    continue
+	    exit 1
 	  fi
 	fi