Remove ``-W -Wall'' from top-level Makefile/configure.
[deliverable/binutils-gdb.git] / binutils / configure.in
index 73dbde8e14729b1e6b7f53f1ee18e732f86648b5..27a14866adcb4117aed82a509ca2266212556732 100644 (file)
@@ -1,11 +1,11 @@
 dnl Process this file with autoconf to produce a configure script.
 dnl
-AC_PREREQ(2.5)
+AC_PREREQ(2.13)
 AC_INIT(ar.c)
 
 AC_CANONICAL_SYSTEM
 
-AM_INIT_AUTOMAKE(binutils, 2.9.4)
+AM_INIT_AUTOMAKE(binutils, 2.9.5)
 
 AM_PROG_LIBTOOL
 
@@ -25,6 +25,27 @@ AC_ARG_ENABLE(commonbfdlib,
   *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
 esac])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)
+
 AM_CONFIG_HEADER(config.h:config.in)
 
 if test -z "$target" ; then
@@ -43,8 +64,13 @@ ALL_LINGUAS=
 CY_GNU_GETTEXT
 
 AM_MAINTAINER_MODE
-AM_CYGWIN32
-AM_EXEEXT
+AC_EXEEXT
+if test -n "$EXEEXT"; then
+  AC_DEFINE(HAVE_EXECUTABLE_SUFFIX, 1,
+           [Does the platform use an executable suffix?])
+fi
+AC_DEFINE_UNQUOTED(EXECUTABLE_SUFFIX, "${EXEEXT}",
+                  [Suffix used for executables, if any.])
 
 # host-specific stuff:
 
@@ -56,22 +82,33 @@ AC_SUBST(HDEFINES)
 AR=${AR-ar}
 AC_SUBST(AR)
 AC_PROG_RANLIB
-AM_PROG_INSTALL
+AC_PROG_INSTALL
 
 BFD_CC_FOR_BUILD
 
+DEMANGLER_NAME=c++filt
+case "${host}" in
+  *-*-go32* | *-*-msdos*)
+    DEMANGLER_NAME=cxxfilt
+esac
+AC_SUBST(DEMANGLER_NAME)
+
 AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h fcntl.h sys/file.h)
 AC_HEADER_SYS_WAIT
 AC_FUNC_ALLOCA
 AC_CHECK_FUNCS(sbrk utimes)
 
+# Some systems have frexp only in -lm, not in -lc.
+AC_SEARCH_LIBS(frexp, m)
+
 AC_MSG_CHECKING(for time_t in time.h)
 AC_CACHE_VAL(bu_cv_decl_time_t_time_h,
 [AC_TRY_COMPILE([#include <time.h>], [time_t i;],
 bu_cv_decl_time_t_time_h=yes, bu_cv_decl_time_t_time_h=no)])
 AC_MSG_RESULT($bu_cv_decl_time_t_time_h)
 if test $bu_cv_decl_time_t_time_h = yes; then
-  AC_DEFINE([HAVE_TIME_T_IN_TIME_H])
+  AC_DEFINE([HAVE_TIME_T_IN_TIME_H], 1,
+           [Is the type time_t defined in <time.h>?])
 fi
 
 AC_MSG_CHECKING(for time_t in sys/types.h)
@@ -80,7 +117,8 @@ AC_CACHE_VAL(bu_cv_decl_time_t_types_h,
 bu_cv_decl_time_t_types_h=yes, bu_cv_decl_time_t_types_h=no)])
 AC_MSG_RESULT($bu_cv_decl_time_t_types_h)
 if test $bu_cv_decl_time_t_types_h = yes; then
-  AC_DEFINE([HAVE_TIME_T_IN_TYPES_H])
+  AC_DEFINE([HAVE_TIME_T_IN_TYPES_H], 1,
+           [Is the type time_t defined in <sys/types.h>?])
 fi
 
 # Under Next 3.2 <utime.h> apparently does not define struct utimbuf
@@ -96,13 +134,14 @@ AC_CACHE_VAL(bu_cv_header_utime_h,
 bu_cv_header_utime_h=yes, bu_cv_header_utime_h=no)])
 AC_MSG_RESULT($bu_cv_header_utime_h)
 if test $bu_cv_header_utime_h = yes; then
-  AC_DEFINE(HAVE_GOOD_UTIME_H)
+  AC_DEFINE(HAVE_GOOD_UTIME_H, 1, [Does <utime.h> define struct utimbuf?])
 fi
 
 BFD_NEED_DECLARATION(fprintf)
 BFD_NEED_DECLARATION(strstr)
 BFD_NEED_DECLARATION(sbrk)
 BFD_NEED_DECLARATION(getenv)
+BFD_NEED_DECLARATION(environ)
 
 BFD_BINARY_FOPEN
 
@@ -112,7 +151,7 @@ BFD_BINARY_FOPEN
 if test -n "$enable_targets"; then
     for targ in `echo $enable_targets | sed 's/,/ /g'`
     do
-       result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ 2>/dev/null`
+       result=`$ac_config_sub $targ 2>/dev/null`
        if test -n "$result"; then
            canon_targets="$canon_targets $result"
        else
@@ -129,6 +168,8 @@ BUILD_SRCONV=
 BUILD_DLLTOOL=
 DLLTOOL_DEFS=
 BUILD_WINDRES=
+BUILD_DLLWRAP=
+BUILD_MISC=
 
 for targ in $target $canon_targets
 do
@@ -162,24 +203,52 @@ changequote([,])dnl
        *-*-hms*) BUILD_SRCONV='$(SRCONV_PROG)' ;;
        esac
        case $targ in
-       arm-*pe*)
+       arm-*pe* | arm-*-wince)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_ARM"
+         BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
+         ;;
        thumb-*pe*)
          BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
          DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_ARM"
          BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
-        ;;
+         ;;
 changequote(,)dnl
-       i[3-6]86-*pe* | i[3-6]86-*-cygwin32* | i[3-6]86-*-mingw32*)
+       i[3-6]86-*pe* | i[3-6]86-*-cygwin* | i[3-6]86-*-mingw32*)
 changequote([,])dnl
          BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
          DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
          BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
-        ;;
-       powerpc*-*-*pe* | powerpc*-*-cygwin32)
+         BUILD_DLLWRAP='$(DLLWRAP_PROG)$(EXEEXT)'
+         ;;
+       i[3-6]86-*-interix)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
+         ;;
+       powerpc*-*-*pe* | powerpc*-*-cygwin*)
          BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
          DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_PPC"
          BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
-        ;;
+         ;;
+       sh*-*-*pe)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_SH"
+         BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
+         ;;
+       mips*-*-*pe)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_MIPS"
+         BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
+         ;;
+       mcore-*pe)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_MCORE"
+         BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
+         ;;
+       mcore-*elf)
+         BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
+         DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_MCORE_ELF"
+         ;;
        esac
     fi
 done
@@ -190,8 +259,10 @@ AC_SUBST(BUILD_SRCONV)
 AC_SUBST(BUILD_DLLTOOL)
 AC_SUBST(DLLTOOL_DEFS)
 AC_SUBST(BUILD_WINDRES)
+AC_SUBST(BUILD_DLLWRAP)
+AC_SUBST(BUILD_MISC)
 
-AC_DEFINE_UNQUOTED(TARGET, "${target}")
+AC_DEFINE_UNQUOTED(TARGET, "${target}", [Configured target name.])
 
 targ=$target
 . $srcdir/../bfd/config.bfd
@@ -203,4 +274,8 @@ fi
 AC_SUBST(UNDERSCORE)
 
 AC_OUTPUT(Makefile po/Makefile.in:po/Make-in,
-[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])
+[
+case "x$CONFIG_FILES" in
+*) sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile ;;
+esac
+])
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