X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=0589578a74a67cb5ebf265fa647f1d8ae4bb799e;hb=b7b949f5e9cad15fb0e6a63dca180d5115129132;hp=d84a2ae5574aea5099d3285250bd1291a794e3af;hpb=1ad12f975f8a2a0ce45569ea3f550ef25705ad37;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/configure.in b/ld/configure.in
index d84a2ae557..0589578a74 100644
--- 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
@@ -41,17 +41,20 @@ AC_ARG_WITH(sysroot,
  TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
  use_sysroot=yes
 
+ if test "x$prefix" = xNONE; then
+  test_prefix=/usr/local
+ else
+  test_prefix=$prefix
+ fi
  if test "x$exec_prefix" = xNONE; then
-  if test "x$prefix" = xNONE; then
-   test_prefix=/usr/local
-  else
-   test_prefix=$prefix
-  fi
+  test_exec_prefix=$test_prefix
  else
-  test_prefix=$exec_prefix
+  test_exec_prefix=$exec_prefix
  fi
  case ${TARGET_SYSTEM_ROOT} in
  "${test_prefix}"|"${test_prefix}/"*|\
+ "${test_exec_prefix}"|"${test_exec_prefix}/"*|\
+ '${prefix}'|'${prefix}/'*|\
  '${exec_prefix}'|'${exec_prefix}/'*)
    t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
    TARGET_SYSTEM_ROOT_DEFINE="$t"
@@ -66,42 +69,7 @@ AC_SUBST(use_sysroot)
 AC_SUBST(TARGET_SYSTEM_ROOT)
 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
 
-build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
-
-AC_ARG_ENABLE(error-on-warning,
-  [  --enable-error-on-warning    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 ${enableval} for --enable-error-on-warning) ;;
-   esac])
-
-# Enable -Werror by default, suppressing it only for --disable-error-on-warning
-# or --disable-build-warnings.
-if test "${ERROR_ON_WARNING}" != no
-then
-  build_warnings="$build_warnings -Werror"
-fi
-		   
-AC_ARG_ENABLE(build-warnings,
-[  --enable-build-warnings enable build-time compiler warnings if gcc is used],
-[case "${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)
+AM_BINUTILS_WARNINGS
 
 AM_CONFIG_HEADER(config.h:config.in)
 
@@ -117,8 +85,9 @@ 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
 
@@ -126,6 +95,7 @@ AC_PROG_YACC
 AM_PROG_LEX
 
 AM_MAINTAINER_MODE
+AM_CONDITIONAL(GENINSRC_NEVER, false)
 
 . ${srcdir}/configure.host
 
@@ -134,17 +104,23 @@ 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_FUNCS(sbrk realpath glob)
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
+AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid)
 AC_HEADER_DIRENT
 
+AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
+AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
+[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
+ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)])
+AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h)
+if test $ld_cv_decl_getopt_unistd_h = yes; then
+  AC_DEFINE([HAVE_DECL_GETOPT], 1,
+	    [Is the prototype for getopt in <unistd.h> in the expected format?])
+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
@@ -185,7 +161,7 @@ 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=$result
     else
@@ -198,6 +174,15 @@ do
       EMUL=$targ_emul
     fi
 
+    if test x${want64} = xfalse; then
+      . ${srcdir}/../bfd/config.bfd
+    fi
+
+    if test x${want64} = xtrue; then
+      targ_extra_emuls="$targ_extra_emuls $targ64_extra_emuls"
+      targ_extra_libpath="$targ_extra_libpath $targ64_extra_libpath"
+    fi
+
     for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
 	case " $all_emuls " in
 	*" e${i}.o "*) ;;
@@ -239,10 +224,13 @@ 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) $(ALL_64_EMULATIONS)'
   else
@@ -282,5 +270,9 @@ if test x${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)