2007-02-06 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / ld / configure.in

diff --git a/ld/configure.in b/ld/configure.in
index fc96e6feb58344aefc74a1e2ada6438351aa8b70..c5de85737dc36e7fd2561de2c2ea41cf8b297807 100644 (file)
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script
 dnl
-AC_PREREQ(2.13)
+AC_PREREQ(2.57)
 AC_INIT(ldmain.c)
 
 AC_CANONICAL_SYSTEM
@@ -66,48 +66,7 @@ AC_SUBST(use_sysroot)
 AC_SUBST(TARGET_SYSTEM_ROOT)
 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
 
-dnl FIXME: The following is bfd/warning.m4 contents expanded
-dnl When converting to current autotools, please replace with
-dnl AM_BINUTILS_WARNINGS
-WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
-
-AC_ARG_ENABLE(werror,
-  [  --enable-werror    treat compile warnings as errors],
-  [case "${enableval}" in
-     yes | y) ERROR_ON_WARNING="yes" ;;
-     no | n)  ERROR_ON_WARNING="no" ;;
-     *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
-   esac])
-
-# Enable -Werror by default when using gcc
-if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
-    ERROR_ON_WARNING=yes
-fi
-
-NO_WERROR=
-if test "${ERROR_ON_WARNING}" = yes ; then
-    WARN_CFLAGS="$WARN_CFLAGS -Werror"
-    NO_WERROR="-Wno-error"
-fi
-                  
-AC_ARG_ENABLE(build-warnings,
-[  --enable-build-warnings Enable build-time compiler warnings],
-[case "${enableval}" in
-  yes) ;;
-  no)  WARN_CFLAGS="-w";;
-  ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${WARN_CFLAGS} ${t}";;
-  *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${t} ${WARN_CFLAGS}";;
-  *)    WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;;
-esac])
-
-if test x"$silent" != x"yes" && test x"$WARN_CFLAGS" != x""; then
-  echo "Setting warning flags = $WARN_CFLAGS" 6>&1
-fi
-
-AC_SUBST(WARN_CFLAGS)
-AC_SUBST(NO_WERROR)
+AM_BINUTILS_WARNINGS
 
 AM_CONFIG_HEADER(config.h:config.in)
 
@@ -123,8 +82,9 @@ fi
 AC_PROG_CC
 AC_PROG_INSTALL
 
-ALL_LINGUAS="fr sv tr es da"
-CY_GNU_GETTEXT
+ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga"
+ZW_GNU_GETTEXT_SISTER_DIR
+AM_PO_SUBDIRS
 
 AC_EXEEXT
 
@@ -132,6 +92,7 @@ AC_PROG_YACC
 AM_PROG_LEX
 
 AM_MAINTAINER_MODE
+AM_CONDITIONAL(GENINSRC_NEVER, false)
 
 . ${srcdir}/configure.host
 
@@ -140,7 +101,7 @@ AC_SUBST(HOSTING_CRT0)
 AC_SUBST(HOSTING_LIBS)
 AC_SUBST(NATIVE_LIB_DIRS)
 
-AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
 AC_CHECK_FUNCS(sbrk realpath glob)
 AC_HEADER_DIRENT
 
@@ -156,11 +117,7 @@ fi
        
 BFD_BINARY_FOPEN
 
-BFD_NEED_DECLARATION(strstr)
-BFD_NEED_DECLARATION(free)
-BFD_NEED_DECLARATION(sbrk)
-BFD_NEED_DECLARATION(getenv)
-BFD_NEED_DECLARATION(environ)
+AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ])
 
 # When converting linker scripts into strings for use in emulation
 # files, use astring.sed if the compiler supports ANSI string
@@ -201,7 +158,7 @@ do
     all_targets=true
   else
     # Canonicalize the secondary target names.
-    result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null`
+    result=`$ac_config_sub $targ_alias 2>/dev/null`
     if test -n "$result"; then
        targ=$result
     else
@@ -214,6 +171,10 @@ do
       EMUL=$targ_emul
     fi
 
+    if test x${want64} = xfalse; then
+      . ${srcdir}/../bfd/config.bfd
+    fi
+
     for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
        case " $all_emuls " in
        *" e${i}.o "*) ;;
@@ -255,10 +216,13 @@ 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} = xfalse; then
+    AC_CHECK_SIZEOF(long)
+    if test "x${ac_cv_sizeof_long}" = "x8"; then
+      want64=true
+    fi
+  fi
   if test x${want64} = xtrue; then
     EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
   else
@@ -298,5 +262,9 @@ if test x${EXTRA_SHLIB_EXTENSION} != x ; then
    [Additional extension a shared object might have.])
 fi
 
-AC_OUTPUT(Makefile po/Makefile.in:po/Make-in,
-[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])
+dnl Required by html and install-html
+AC_SUBST(datarootdir)
+AC_SUBST(docdir)
+AC_SUBST(htmldir)
+
+AC_OUTPUT(Makefile po/Makefile.in:po/Make-in)