X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=9be07de462254141b57ae7823a4e90fec2fb294c;hb=18e03609efaa52ca590d9de5440f3d86f8a77d0f;hp=7d94046f1071b89c6793a4f71e18938848063498;hpb=818a192aae196dd06f3f103d97541ca815c38be9;p=external%2Fbinutils.git

diff --git a/ld/configure.in b/ld/configure.in
index 7d94046..9be07de 100644
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -1,142 +1,223 @@
-# This file is a shell script fragment that supplies the information
-# necessary to tailor a template configure script into the configure
-# script appropriate for this directory.  For more information, check
-# any existing configure script.
+dnl Process this file with autoconf to produce a configure script
+dnl
+AC_PREREG(2.13)
+AC_INIT(ldmain.c)
+
+AC_CANONICAL_SYSTEM
+
+AM_INIT_AUTOMAKE(ld, 2.10.91)
+
+AM_PROG_LIBTOOL
+
+AC_ARG_ENABLE(targets,
+[  --enable-targets        alternative target configurations],
+[case "${enableval}" in
+  yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+            ;;
+  no)       enable_targets= ;;
+  *)        enable_targets=$enableval ;;
+esac])dnl
+AC_ARG_ENABLE(64-bit-bfd,
+[  --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)],
+[case "${enableval}" in
+  yes)  want64=true  ;;
+  no)   want64=false ;;
+  *)    AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
+esac],[want64=false])dnl
+
+build_warnings="-W -Wall"
+AC_ARG_ENABLE(build-warnings,
+[  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
+[case "${enableval}" in
+  yes)	;;
+  no)	build_warnings="-w";;
+  ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
+        build_warnings="${build_warnings} ${t}";;
+  *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
+        build_warnings="${t} ${build_warnings}";;
+  *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+esac
+if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
+  echo "Setting warning flags = $build_warnings" 6>&1
+fi])dnl
+WARN_CFLAGS=""
+if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
+    WARN_CFLAGS="${build_warnings}"
+fi
+AC_SUBST(WARN_CFLAGS)
 
-srctrigger=ldmain.c
-srcname="linker"
-target_dependent=true
+AM_CONFIG_HEADER(config.h:config.in)
 
-# per-host:
+if test -z "$target" ; then
+    AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
+fi
+if test -z "$host" ; then
+    AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
+fi
 
-case "${host_cpu}" in
+# host-specific stuff:
 
-rs6000)	my_host=rs6000
-	;;
+AC_PROG_CC
+AC_PROG_INSTALL
 
-mips)
-	case "${host_vendor}" in
-	dec)	my_host=decstation ;;
-	sgi)	my_host=irix3 ;;
-	esac
-	;;
+ALL_LINGUAS=
+CY_GNU_GETTEXT
 
-m88k)
-	case "${host_vendor}" in
-	motorola)
-		my_host=delta88 ;;
-	*)
-		case "${host_os}" in
-		dgux)	my_host=dgux ;;
-		esac
-		;;
-	esac
-	;;
-
-m68k)
-	case "${host_vendor}" in
-	cbm)
-		case ${host_os} in
-		amigados)	my_host=amigados ;;
-		svr4)		my_host=amix ;;
-		esac
-		;;
-	hp)	
-		case "${host_os}" in
-		hpux)	my_host=hp9000 ;;
-		bsd)	my_host=hp300bsd ;;
-		esac
-		;;
-	sony)	my_host=news ;;
-	sun)	my_host=sun3 ;;
-	esac
-	;;
+AC_EXEEXT
 
-i386)
-	case "${host_vendor}" in
-	*)
-		case "${host_os}" in
-		sysv)	my_host=i386v ;;
-		mach)	my_host=i386mach ;;
-		bsd)	my_host=i386-aout ;;
-		msdos)	my_host=dose ;;
-		esac
-		;;
-	esac
-	;;
+AC_PROG_YACC
+AM_PROG_LEX
 
-sparc)
-	case "${host_os}" in
-	sunos64)	my_host=sparc-ll ;;
-	*)		my_host=sparc ;;
-	esac
-	;;
+AM_MAINTAINER_MODE
 
-romp)	my_host=rtbsd
-	;;
+. ${srcdir}/configure.host
 
-a29k)	my_host=ultra3
-	;;
+AC_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
 
-tahoe)
-	my_host=tahoe
-	;;
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_FUNCS(sbrk)
+AC_HEADER_DIRENT
 
-vax)
-	case "${host_os}" in
-	ultrix) my_host=vaxult ;;
-	*) my_host=vaxbsd ;;
-	esac
-	;;
-esac
+BFD_BINARY_FOPEN
 
-# Set up to make a link between the host's include file and "sysdep.h".
-files="../bfd/hosts/h-${my_host}.h"
-links="sysdep.h"
+BFD_NEED_DECLARATION(strstr)
+BFD_NEED_DECLARATION(free)
+BFD_NEED_DECLARATION(sbrk)
+BFD_NEED_DECLARATION(getenv)
+BFD_NEED_DECLARATION(environ)
 
-if [ ! -f ${srcdir}/${files} ] ; then
-	if [ -n "${my_host}" ] ; then
-		echo '***' No file ${srcdir}/${files}
-	fi
-	echo '***' ${srcname} does not support host ${host}
-	exit 1
+# When converting linker scripts into strings for use in emulation
+# files, use astring.sed if the compiler supports ANSI string
+# concatenation, or ostring.sed otherwise.  This is to support the
+# broken Microsoft MSVC compiler, which limits the length of string
+# constants, while still supporting pre-ANSI compilers which do not
+# support string concatenation.
+AC_MSG_CHECKING([whether ANSI C string concatenation works])
+AC_CACHE_VAL(ld_cv_string_concatenation,
+[AC_TRY_COMPILE(,[char *a = "a" "a";],
+  [ld_cv_string_concatenation=yes],
+  [ld_cv_string_concatenation=no])])
+AC_MSG_RESULT($ld_cv_string_concatenation)
+if test "$ld_cv_string_concatenation" = "yes"; then
+  STRINGIFY=astring.sed
+else
+  STRINGIFY=ostring.sed
 fi
-host_makefile_frag=
-if [ -f ${srcdir}/config/mh-${my_host} ] ; then
-	host_makefile_frag=config/mh-${my_host}
-fi
-
-# per-target:
+AC_SUBST(STRINGIFY)
+
+# target-specific stuff:
+
+all_targets=
+EMUL=
+all_emuls=
+all_emul_extras=
+all_libpath=
+
+dnl We need to get an arbitrary number of tdir definitions into
+dnl Makefile.  We can't do it using AC_SUBST, because autoconf does
+dnl not permit literal newlines in an AC_SUBST variables.  So we use a
+dnl file.
+rm -f tdirs
+
+for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
+do
+  if test "$targ_alias" = "all"; then
+    all_targets=true
+  else
+    # Canonicalize the secondary target names.
+    result=`$ac_config_sub $targ_alias 2>/dev/null`
+    if test -n "$result"; then
+	targ=$result
+    else
+	targ=$targ_alias
+    fi
+
+    . ${srcdir}/configure.tgt
+
+    if test "$targ" = "$target"; then
+      EMUL=$targ_emul
+    fi
+
+    for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
+	case " $all_emuls " in
+	*" e${i}.o "*) ;;
+	*)
+	  all_emuls="$all_emuls e${i}.o"
+	  eval result=\$tdir_$i
+	  test -z "$result" && result=$targ_alias
+	  echo tdir_$i=$result >> tdirs
+	  ;;
+	esac
+    done
 
-case ${target_vendor} in
-aout | coff)	my_target=${target_cpu}-${target_vendor} ;;
-sun)
-	case ${target_cpu} in
-	sparc)	my_target=sun4 ;;
-	m68k)	my_target=sun3 ;;
+    for i in $targ_emul $targ_extra_libpath; do
+	case " $all_libpath " in
+	*" ${i} "*) ;;
+	*)
+	  if test -z "$all_libpath"; then
+	    all_libpath=${i}
+	  else
+	    all_libpath="$all_libpath ${i}"
+	  fi
+	  ;;
 	esac
-	;;
-*)
-	case ${target_cpu} in
-	m88k)	my_target=m88k-bcs ;;
-	a29k)	case ${target_os} in
-		ebmon) my_target=ebmon29k ;;
-		*) my_target=coff-a29k ;;
-		esac
-		;;
-	h8300)	my_target=h8300hds ;;
-	m68k)	
-		case ${target_vendor} in
-		sony)	my_target=news;;
-		hp)	my_target=hp300bsd;;
-		*)
-			echo "Unknown m68k target vendor:" ${target_vendor}
-			exit 1
-			;;
-		esac
-		;;
+    done
+
+    for i in $targ_extra_ofiles; do
+	case " $all_emul_extras " in
+	*" ${i} "*) ;;
+	*)
+	  all_emul_extras="$all_emul_extras ${i}"
+	  ;;
 	esac
-	;;
+    done
+  fi
+done
+
+AC_SUBST(EMUL)
+
+TDIRS=tdirs
+AC_SUBST_FILE(TDIRS)
+
+dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit
+dnl target, and in those cases we should also build the 64 bit
+dnl emulations.
+if test x${all_targets} = xtrue; then
+  if test x${want64} = xtrue; then
+    EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
+  else
+    EMULATION_OFILES='$(ALL_EMULATIONS)'
+  fi
+  EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)'
+else
+  EMULATION_OFILES=$all_emuls
+  EMUL_EXTRA_OFILES=$all_emul_extras
+fi
+AC_SUBST(EMULATION_OFILES)
+AC_SUBST(EMUL_EXTRA_OFILES)
+
+EMULATION_LIBPATH=$all_libpath
+AC_SUBST(EMULATION_LIBPATH)
+
+if test x${enable_static} = xno; then
+  TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"
+else
+  TESTBFDLIB="../bfd/.libs/libbfd.a"
+fi
+AC_SUBST(TESTBFDLIB)
+
+target_vendor=${target_vendor=$host_vendor}
+case "$target_vendor" in
+  hp) EXTRA_SHLIB_EXTENSION=".sl" ;;
+  *)  EXTRA_SHLIB_EXTENSION= ;;
 esac
+if test x${EXTRA_SHLIB_EXTENSION} != x ; then
+  AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION",
+   [Additional extension a shared object might have.])
+fi
 
-target_makefile_frag=config/mt-${my_target}
+AC_OUTPUT(Makefile po/Makefile.in:po/Make-in,
+[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])