X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=config-ml.in;h=4909a4905ca77c043a7d34f8b23f73fe087bc716;hb=6712be04bef8fd755de00650afec5a2a80dbe591;hp=af606349956984fcd2cd0549adacaf64dec9b7a9;hpb=d1265690b14611e1c96edf5b4935d09eca6b3988;p=deliverable%2Fbinutils-gdb.git

diff --git a/config-ml.in b/config-ml.in
index af60634995..4909a4905c 100644
--- a/config-ml.in
+++ b/config-ml.in
@@ -9,9 +9,9 @@
 #
 # if [ "${srcdir}" = "." ] ; then
 #   if [ "${with_target_subdir}" != "." ] ; then
-#     . ${srcdir}/${with_multisrctop}../../config-ml.in
+#     . ${with_multisrctop}../../config-ml.in
 #   else
-#     . ${srcdir}/${with_multisrctop}../config-ml.in
+#     . ${with_multisrctop}../config-ml.in
 #   fi
 # else
 #   . ${srcdir}/../config-ml.in
@@ -44,6 +44,10 @@
 # inter-library references also work in the source tree because symlink trees
 # are built when srcdir=.
 #
+# Unfortunately, trying to access the libraries in the build tree requires
+# the user to manually choose which library to use as GCC won't be able to
+# find the right one.  This is viewed as the lesser of two evils.
+#
 # Configure variables:
 # ${with_target_subdir} = "." for native, or ${target_alias} for cross.
 # Set by top level Makefile.
@@ -54,7 +58,8 @@
 #
 # Makefile variables:
 # MULTISRCTOP = number of multilib levels in source tree (+1 if cross)
-# MULITBUILDTOP = number of multilib levels in build tree
+# (FIXME: note that this is different than ${with_multisrctop}.  Check out.).
+# MULTIBUILDTOP = number of multilib levels in build tree
 # MULTIDIRS = list of multilib subdirs (eg: m68000 m68020 ...)
 # (only defined in each library's main Makefile).
 # MULTISUBDIR = installed subdirectory name with leading '/' (eg: /m68000)
@@ -65,23 +70,36 @@
 # libraries as desired.
 
 # We have to handle being invoked by both Cygnus configure and Autoconf.
-# We except both to define `srcdir' and `target' (we *could* figure them
-# out, but we'd have to do work that they're already done to figure them out).
-# We expect Cygnus configure to define `arguments' and Autoconf to define
-# `ac_configure_args'.
+#
+# Cygnus configure incoming variables:
+# srcdir, subdir, target, arguments
+#
+# Autoconf incoming variables:
+# srcdir, target, ac_configure_args
+#
+# We *could* figure srcdir and target out, but we'd have to do work that
+# our caller has already done to figure them out and requiring these two
+# seems reasonable.
 
 if [ -n "${ac_configure_args}" ]; then
   Makefile=${ac_file-Makefile}
   ml_config_shell=${CONFIG_SHELL-/bin/sh}
   ml_arguments="${ac_configure_args}"
+  ml_realsrcdir=${srcdir}
 else
   Makefile=${Makefile-Makefile}
   ml_config_shell=${config_shell-/bin/sh}
   ml_arguments="${arguments}"
+  if [ -n "${subdir}" -a "${subdir}" != "." ] ; then
+    ml_realsrcdir=${srcdir}/${subdir}
+  else
+    ml_realsrcdir=${srcdir}
+  fi
 fi
 
 # Scan all the arguments and set all the ones we need.
 
+ml_verbose=--verbose
 for option in ${ml_arguments}
 do
   case $option in
@@ -111,6 +129,9 @@ do
   --norecursion | --no*)
 	ml_norecursion=yes
 	;;
+  --silent | --sil* | --quiet | --q*)
+	ml_verbose=--silent
+	;;
   --verbose | --v | --verb*)
 	ml_verbose=--verbose
 	;;
@@ -144,18 +165,20 @@ if [ "${enable_multilib}" = yes ]; then
 ml_toplevel_p=no
 if [ -z "${with_multisubdir}" ]; then
   if [ "${srcdir}" = "." ]; then
+    # Use ${ml_realsrcdir} instead of ${srcdir} here to account for ${subdir}.
     # ${with_target_subdir} = "." for native, otherwise target alias.
     if [ "${with_target_subdir}" = "." ]; then
-      if [ -f ../config-ml.in ]; then
+      if [ -f ${ml_realsrcdir}/../config-ml.in ]; then
 	ml_toplevel_p=yes
       fi
     else
-      if [ -f ../../config-ml.in ]; then
+      if [ -f ${ml_realsrcdir}/../../config-ml.in ]; then
 	ml_toplevel_p=yes
       fi
     fi
   else
-    if [ -f ${srcdir}/../config-ml.in ]; then
+    # Use ${ml_realsrcdir} instead of ${srcdir} here to account for ${subdir}.
+    if [ -f ${ml_realsrcdir}/../config-ml.in ]; then
       ml_toplevel_p=yes
     fi
   fi
@@ -182,148 +205,169 @@ for i in `${CC-gcc} --print-multi-lib 2>/dev/null`; do
 done
 
 case "${target}" in
-# start-sanitize-arc
-arc-sbp-elf*)
+arc-*-elf*)
 	if [ x$enable_biendian != xyes ]
 	then
 	  old_multidirs=${multidirs}
-	  multidirs=
+	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "${x}" in
-	      *be*) ;;
-	      *) if [ x"$multidirs" = x ]; then
-		   multidirs="$x";
-		 else
-		   multidirs="${multidirs} ${x}"; 
-		 fi
-		 ;;
+	      *be*) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
 	;;
-# end-sanitize-arc
-mips*-*-*)
-	if [ x$enable_single_float = xno ]
+# start-sanitize-m32rx
+m32r-*-*)
+	if [ x$enable_m32rx = xno ]
+	then
+	  old_multidirs=${multidirs}
+	  multidirs=""
+	  for x in ${old_multidirs}; do
+	    case "${x}" in
+	      *m32rx*) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
+	    esac
+	  done
+	fi
+	;;
+# end-sanitize-m32rx
+m68*-*-*)
+	if [ x$enable_softfloat = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *single* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *soft-float* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_biendian = xno ]
+	if [ x$enable_m68881 = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *el* ) : ;;
-	      *eb* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *m68881* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_softfloat = xno ]
+	if [ x$enable_m68000 = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *soft-float* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *m68000* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
+	    esac
+	  done
+	fi
+	if [ x$enable_m68020 = xno ]
+	then
+	  old_multidirs="${multidirs}"
+	  multidirs=""
+	  for x in ${old_multidirs}; do
+	    case "$x" in
+	      *m68020* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
 	;;
-powerpc*-*-* | rs6000*-*-*)
-	if [ x$enable_softfloat = xno ]
+mips*-*-*)
+	if [ x$enable_single_float = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *soft-float* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *single* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_commoncpu = xno ]
+	if [ x$enable_biendian = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *common* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *el* ) : ;;
+	      *eb* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_powercpu = xno ]
+	if [ x$enable_softfloat = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      power | */power | */power/* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *soft-float* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_power2cpu = xno ]
+	;;
+powerpc*-*-* | rs6000*-*-*)
+	if [ x$enable_softfloat = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *power2* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *soft-float* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_powerpccpu = xno ]
+	if [ x$enable_powercpu = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *powerpc* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      power | */power | */power/* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_601cpu = xno ]
+	if [ x$enable_powerpccpu = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *601* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *powerpc* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_biendian = xno ]
+	if [ x$enable_powerpcos = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *endian* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *mcall-linux* | *mcall-solaris* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
-	if [ x$enable_relocatable = xno ]
+	if [ x$enable_biendian = xno ]
 	then
 	  old_multidirs="${multidirs}"
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *relocatable* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *mlittle* | *mbig* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
@@ -333,8 +377,8 @@ powerpc*-*-* | rs6000*-*-*)
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *sysv* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *mcall-sysv* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
@@ -344,14 +388,18 @@ powerpc*-*-* | rs6000*-*-*)
 	  multidirs=""
 	  for x in ${old_multidirs}; do
 	    case "$x" in
-	      *aix* ) : ;;
-	      *) if [ x"$multidirs" = x ]; then multidirs="$x"; else multidirs="${multidirs} ${x}"; fi ;;
+	      *mcall-aix* ) : ;;
+	      *) multidirs="${multidirs} ${x}" ;;
 	    esac
 	  done
 	fi
 	;;
 esac
 
+# Remove extraneous blanks from multidirs.
+# Tests like `if [ -n "$multidirs" ]' require it.
+multidirs=`echo "$multidirs" | sed -e 's/^[ ][ ]*//' -e 's/[ ][ ]*$//' -e 's/[ ][ ]*/ /g'`
+
 # Add code to library's top level makefile to handle building the multilib
 # subdirs.
 
@@ -379,6 +427,7 @@ multi-do:
 				CXXFLAGS="$(CXXFLAGS) $${flags}" \
 				LIBCFLAGS="$(LIBCFLAGS) $${flags}" \
 				LIBCXXFLAGS="$(LIBCXXFLAGS) $${flags}" \
+				LDFLAGS="$(LDFLAGS) $${flags}" \
 				$(DO)); then \
 		  true; \
 		else \
@@ -416,7 +465,7 @@ mv Makefile.tem ${Makefile}
 fi # ${ml_toplevel_p} = yes
 
 if [ "${ml_verbose}" = --verbose ]; then
-  echo "Adding multilib support to Makefile in `pwd`"
+  echo "Adding multilib support to Makefile in ${ml_realsrcdir}"
   if [ "${ml_toplevel_p}" = yes ]; then
     echo "multidirs=${multidirs}"
   fi
@@ -534,6 +583,13 @@ if [ -n "${multidirs}" ] && [ -z "${ml_norecursion}" ]; then
       fi
       (cd ${ml_dir}/${ml_libdir};
        ../${dotdot}${ml_unsubdir}symlink-tree ../${dotdot}${ml_unsubdir}${ml_libdir} "")
+      if [ -f ${ml_dir}/${ml_libdir}/Makefile ]; then
+	if [ x"${MAKE}" = x ]; then
+	  (cd ${ml_dir}/${ml_libdir}; make distclean)
+	else
+	  (cd ${ml_dir}/${ml_libdir}; ${MAKE} distclean)
+	fi
+      fi
       ml_newsrcdir="."
       ml_srcdiroption=
       multisrctop=${dotdot}