Import of Binutils 2.10 snapshot.

1 files changed, 152 insertions, 36 deletions

diff --git a/contrib/binutils/configure b/contrib/binutils/configure
index b2aa5b2..3e7d865 100755
--- a/contrib/binutils/configure
+++ b/contrib/binutils/configure
@@ -3,7 +3,7 @@
 ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
 
 # Configuration script
-# Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 1997
+# Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999
 # Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
@@ -51,12 +51,15 @@ build_alias=
 cache_file=config.cache
 cache_file_option=
 configdirs=
+extraconfigdirs=
 diroptions=
 exec_prefix=
 exec_prefixoption=
 fatal=
 floating_point=default
 gas=default
+gcc_version=
+gcc_version_trigger=
 host_alias=NOHOST
 host_makefile_frag=
 moveifchange=
@@ -83,7 +86,7 @@ subdirs=
 target_alias=NOTARGET
 target_makefile_frag=
 undefs=NOUNDEFS
-version="$Revision: 1.260.2.1 $"
+version="$Revision: 1.5 $"
 x11=default
 bindir='${exec_prefix}/bin'
 sbindir='${exec_prefix}/sbin'
@@ -515,6 +518,8 @@ fi
 
 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
+topsrcdir=`cd \`dirname ${progname}\`; pwd`
+
 
 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
@@ -578,6 +583,28 @@ case "${exec_prefixoption}" in
 *) ;;
 esac
 
+# Define the trigger file to make sure configure will re-run whenever
+# the gcc version number changes.
+if [ "${with_gcc_version_trigger+set}" = set ]; then
+    gcc_version_trigger="$with_gcc_version_trigger"
+    gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
+else
+    # If gcc's sources are available, define the trigger file.
+    if [ -f ${topsrcdir}/gcc/version.c ] ; then
+	gcc_version_trigger=${topsrcdir}/gcc/version.c
+	gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
+	case "$arguments" in
+	  *--with-gcc-version-trigger=$gcc_version_trigger* )
+	    ;;
+	  * )
+	    # Make sure configure.in knows about this.
+	    arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
+	    ;;
+	esac
+	withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
+    fi
+fi
+
 ### break up ${srcdir}/configure.in.
 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 "")
@@ -628,8 +655,8 @@ case "${TMPDIR}" in
 *) ;;
 esac
 
-# keep this filename short for &%*%$*# 14 char file names
-tmpfile=${TMPDIR}/cONf$$
+# keep this filename short for &%*%$*# 14 char file names and 8+3 file names
+tmpfile=${TMPDIR}/cNf$$
 # Note that under many versions of sh a trap handler for 0 will *override* any
 # exit status you explicitly specify!  At this point, the only non-error exit
 # is at the end of the script; these actions are duplicated there, minus
@@ -651,8 +678,24 @@ fi
 
 ### do common part of configure.in
 
+# If the language specific compiler does not exist, but the "gcc" directory does,
+# we will skip this directory; in this case the sub-directory's common part
+# of configure.in will create a small shell script "skip-this-dir" containing
+# commands to completely clean up any temporary or created files.
+
 . ${tmpfile}.com
 
+if test -f skip-this-dir; then
+	# Perform the same cleanup as the trap handler, minus the "exit 1" of course,
+	# and reset the trap handler.
+	trap 0
+	rm -f Makefile* ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
+	# Execute the final clean-up actions
+	${config_shell} skip-this-dir
+	# and stop configuring this directory.
+	exit 0
+fi
+
 # some sanity checks on configure.in
 case "${srctrigger}" in
 "")
@@ -762,7 +805,7 @@ fi
 # If CC and CXX are not set in the environment, and the Makefile
 # exists, try to extract them from it.  This is to handle running
 # ./config.status by hand.
-if [ -z "${CC}" -a -r Makefile ]; then
+if [ -z "${CC}" ] && [ -r Makefile ]; then
   sed -n -e ':loop
 /\\$/ N
 s/\\\n//g
@@ -772,7 +815,7 @@ t loop
   rm -f Makefile.cc
 fi
 
-if [ -z "${CFLAGS}" -a -r Makefile ]; then
+if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
   sed -n -e ':loop
 /\\$/ N
 s/\\\n//g
@@ -782,7 +825,7 @@ t loop
   rm -f Makefile.cc
 fi
 
-if [ -z "${CXX}" -a -r Makefile ]; then
+if [ -z "${CXX}" ] && [ -r Makefile ]; then
   sed -n -e ':loop
 /\\$/ N
 s/\\\n//g
@@ -792,7 +835,7 @@ t loop
   rm -f Makefile.cc
 fi
 
-if [ -z "${CXXFLAGS}" -a -r Makefile ]; then
+if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
   sed -n -e ':loop
 /\\$/ N
 s/\\\n//g
@@ -821,6 +864,25 @@ do
   test -n "$DEFAULT_YACC" && break
 done
 
+# Generate a default definition for M4.  This is used if the makefile can't
+# locate m4 in objdir.
+
+for prog in gm4 gnum4 m4
+do
+  set dummy $prog; tmp=$2
+  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
+  for dir in $PATH; do
+    test -z "$dir" && dir=.
+    if test -f $dir/$tmp; then
+      DEFAULT_M4="$prog"
+      break
+    fi
+  done
+  IFS="$save_ifs"
+
+  test -n "$DEFAULT_M4" && break
+done
+
 # Generate a default definition for LEX.  This is used if the makefile can't
 # locate flex in objdir.
 
@@ -840,6 +902,9 @@ do
   test -n "$DEFAULT_LEX" && break
 done
 
+# BINUTILS LOCAL: This is included in the default CFLAGS when using gcc.
+warn_cflags="-W -Wall"
+
 if [ "${build}" != "${host}" ]; then
   # If we are doing a Canadian Cross, in which the host and build systems
   # are not the same, we set reasonable default values for the tools.
@@ -852,7 +917,7 @@ if [ "${build}" != "${host}" ]; then
   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 
   for var in ${tools}; do
-    if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
+    if [ -z "`eval 'echo $'"${var}"`" ] && [ -r Makefile ]; then
       sed -n -e ':loop
 /\\$/ N
 s/\\\n//g
@@ -873,7 +938,7 @@ t loop
   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
   BISON=${BISON-bison}
   CC=${CC-${host_alias}-gcc}
-  CFLAGS=${CFLAGS-"-g -O2"}
+  CFLAGS=${CFLAGS-"-g -O2 ${warn_cflags}"}
   CXX=${CXX-${host_alias}-c++}
   CXXFLAGS=${CXXFLAGS-"-g -O2"}
   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
@@ -953,11 +1018,11 @@ else
 	CC="gcc"
 	echo 'void f(){}' > conftest.c
 	if test -z "`${CC} -g -c conftest.c 2>&1`"; then
-	  CFLAGS=${CFLAGS-"-g -O2"}
-	  CXXFLAGS=${CFLAGS-"-g -O2"}
+	  CFLAGS=${CFLAGS-"-g -O2 ${warn_cflags}"}
+	  CXXFLAGS=${CXXFLAGS-"-g -O2"}
 	else
-	  CFLAGS=${CFLAGS-"-O2"}
-	  CXXFLAGS=${CFLAGS-"-O2"}
+	  CFLAGS=${CFLAGS-"-O2 ${warn_cflags}"}
+	  CXXFLAGS=${CXXFLAGS-"-O2"}
 	fi
 	rm -f conftest*
 	break
@@ -965,6 +1030,24 @@ else
     done
     IFS="$save_ifs"
     CC=${CC-cc}
+  else
+    if test -z "${CFLAGS}"; then
+      # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
+      # is set to a version of gcc.
+      case "${CC}" in
+      *gcc)
+	echo 'void f(){}' > conftest.c
+	if test -z "`${CC} -g -c conftest.c 2>&1`"; then
+	  CFLAGS=${CFLAGS-"-g -O2 ${warn_cflags}"}
+	  CXXFLAGS=${CXXFLAGS-"-g -O2"}
+	else
+	  CFLAGS=${CFLAGS-"-O2 ${warn_cflags}"}
+	  CXXFLAGS=${CXXFLAGS-"-O2"}
+	fi
+	rm -f conftest*
+	;;
+      esac
+    fi
   fi
 
   CXX=${CXX-"c++"}
@@ -1050,27 +1133,34 @@ for subdir in . ${subdirs} ; do
                 set ${links}; link=$1; shift; links=$*
 
                 if [ ! -r ${srcdir}/${file} ] ; then
+                  if [ ! -r ${file} ] ; then
+		    
                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
                         exit 1
+		  else
+			srcfile=${file}
+		  fi
+		else
+			srcfile=${srcdir}/${file}
                 fi
 
                 ${remove} -f ${link}
 		# Make a symlink if possible, otherwise try a hard link
-		if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
+		if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
 			true
 		else
 			# We need to re-remove the file because Lynx leaves a 
 			# very strange directory there when it fails an NFS symlink.
 			${remove} -r -f ${link}
-			${hard_link} ${srcdir}/${file} ${link}
+			${hard_link} ${srcfile} ${link}
 		fi
                 if [ ! -r ${link} ] ; then
-                        echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
+                        echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
                         exit 1
                 fi
 
-                echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
+                echo "Linked \"${link}\" to \"${srcfile}\"."
         done
 
         # Create a .gdbinit file which runs the one in srcdir
@@ -1243,14 +1333,24 @@ EOF
                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
             fi 
 
-	    # provide a proper gxx_include_dir to all subdirs.
-	    # Note, if you change the default, make sure to fix both here
-	    # and in the gcc subdirectory.
-	    if test -z "${with_gxx_include_dir}"; then
-		echo gxx_include_dir = '${prefix}/include/g++' >> ${Makefile}
+	    # record if we want to build shared libs.
+	    if test -z "${enable_shared}"; then
+	        echo enable_shared = no >> ${Makefile}
 	    else
-		echo gxx_include_dir = ${with_gxx_include_dir} >> ${Makefile}
+	        echo enable_shared = ${enable_shared} >> ${Makefile}
 	    fi
+	    # record if we want to rumtime library stuff installed in libsubdir.
+	    if test -z "${enable_version_specific_runtime_libs}"; then
+	        echo enable_version_specific_runtime_libs = no >> ${Makefile}
+	    else
+	        echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
+	    fi
+
+	    # Emit a macro which describes the file containing gcc's
+	    # version number.
+	    echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
+	    # And emit a macro defining gcc's version number.
+	    echo gcc_version = ${gcc_version} >> ${Makefile}
 
             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
             # remove any form feeds.
@@ -1313,7 +1413,9 @@ EOF
                     -e "s|^tooldir[ 	]*=.*$|tooldir = ${tooldir}|" \
 		    -e "s:^DEFAULT_YACC[	 ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
 		    -e "s:^DEFAULT_LEX[	 ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
+		    -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
                     ${subdir}/Makefile.tem >> ${Makefile}
+  
 	    sed -e "s:^GDB_TK[	 ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
 	    mv -f ${Makefile}.tem ${Makefile}
 
@@ -1398,19 +1500,33 @@ ${progname}" ${arguments}  "
 done
 
 # If there are subdirectories, then recur.
-if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then 
-        for configdir in ${configdirs} ; do
+if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then 
+        for configdir in ${configdirs} ${extraconfigdirs} ; do
+
+		# If configdir contains ',' it is
+		# srcdir,builddir,target_alias
+		# These come from extraconfigdirs.
+		case ${configdir} in
+		*,*)
+		    eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
+		    ;;
+		*)
+		    cfg_dir=${configdir}
+		    bld_dir=${configdir}
+		    tgt_alias=${target_alias}
+		    ;;
+		esac
 
-                if [ -d ${srcdir}/${configdir} ] ; then
+                if [ -d ${srcdir}/${cfg_dir} ] ; then
                         eval echo Configuring ${configdir}... ${redirect}
                         case "${srcdir}" in
                         ".") ;;
                         *)
-                                if [ ! -d ./${configdir} ] ; then
-                                        if mkdir ./${configdir} ; then
+                                if [ ! -d ./${bld_dir} ] ; then
+                                        if mkdir ./${bld_dir} ; then
                                                 true
                                         else
-                                                echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
+                                                echo '***' "${progname}: could not make ${PWD=`pwd`}/${bld_dir}" 1>&2
                                                 exit 1
                                         fi
                                 fi
@@ -1418,21 +1534,21 @@ if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
                         esac
 
                         POPDIR=${PWD=`pwd`}
-                        cd ${configdir} 
+                        cd ${bld_dir} 
 
 ### figure out what to do with srcdir
                         case "${srcdir}" in
                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
                         /*) # absolute path
-                                newsrcdir=${srcdir}/${configdir}
+                                newsrcdir=${srcdir}/${cfg_dir}
                                 srcdiroption="--srcdir=${newsrcdir}"
                                 ;;
                         ?:*) # absolute path on win32
-                                newsrcdir=${srcdir}/${configdir}
+                                newsrcdir=${srcdir}/${cfg_dir}
                                 srcdiroption="--srcdir=${newsrcdir}"
                                 ;;
                         *) # otherwise relative
-                                newsrcdir=../${srcdir}/${configdir}
+                                newsrcdir=../${srcdir}/${cfg_dir}
                                 srcdiroption="--srcdir=${newsrcdir}"
                                 ;;
                         esac
@@ -1462,13 +1578,13 @@ if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
                                 *)      recprog=../${progname} ;;
                                 esac
 			else
-				eval echo No configuration information in ${configdir} ${redirect}
+				eval echo No configuration information in ${cfg_dir} ${redirect}
 				recprog=
                         fi
 
 ### The recursion line is here.
 			if [ ! -z "${recprog}" ] ; then
-	                        if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
+	                        if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
         	                        ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
                 	                ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
 	                                true