bfd/

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

dnl Process this file with autoconf to produce a configure script.
dnl
AC_PREREQ(2.13)
AC_INIT(ar.c)

AC_CANONICAL_SYSTEM
AC_ISC_POSIX

changequote(,)dnl
BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ 	]*\([^ 	]*\)[ 	]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
changequote([,])dnl
AM_INIT_AUTOMAKE(binutils, ${BFD_VERSION})

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(commonbfdlib,
[  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
[case "${enableval}" in
  yes) commonbfdlib=true ;;
  no)  commonbfdlib=false ;;
  *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
esac])dnl

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_CONFIG_HEADER(config.h:config.in)

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

AC_PROG_CC

AC_PROG_YACC
AM_PROG_LEX

ALL_LINGUAS="fr tr ja es sv da zh_CN ru ro rw"
CY_GNU_GETTEXT

AM_MAINTAINER_MODE
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:

HDEFINES=

. ${srcdir}/../bfd/configure.host

AC_SUBST(HDEFINES)
AR=${AR-ar}
AC_SUBST(AR)
AC_PROG_RANLIB
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 setmode getc_unlocked strcoll)

# Check whether fopen64 is available and whether _LARGEFILE64_SOURCE
# needs to be defined for it
AC_MSG_CHECKING([for fopen64])
AC_CACHE_VAL(bu_cv_have_fopen64,
[AC_TRY_LINK([#include <stdio.h>], [FILE *f = fopen64 ("/tmp/foo","r");],
bu_cv_have_fopen64=yes,
[saved_CPPFLAGS=$CPPFLAGS
 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
 AC_TRY_LINK([#include <stdio.h>], [FILE *f = fopen64 ("/tmp/foo","r");],
bu_cv_have_fopen64="need -D_LARGEFILE64_SOURCE",
bu_cv_have_fopen64=no)
 CPPFLAGS=$saved_CPPFLAGS])])
AC_MSG_RESULT($bu_cv_have_fopen64)
if test "$bu_cv_have_fopen64" != no; then
  AC_DEFINE([HAVE_FOPEN64], 1,
	    [Is fopen64 available?])
fi
AC_MSG_CHECKING([for stat64])
AC_CACHE_VAL(bu_cv_have_stat64,
[AC_TRY_LINK([#include <sys/stat.h>], [struct stat64 st; stat64 ("/tmp/foo", &st);],
bu_cv_have_stat64=yes,
[saved_CPPFLAGS=$CPPFLAGS
 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
 AC_TRY_LINK([#include <sys/stat.h>], [struct stat64 st; stat64 ("/tmp/foo", &st);],
bu_cv_have_stat64="need -D_LARGEFILE64_SOURCE",
bu_cv_have_stat64=no)
 CPPFLAGS=$saved_CPPFLAGS])])
AC_MSG_RESULT($bu_cv_have_stat64)
if test "$bu_cv_have_stat64" != no; then
  AC_DEFINE([HAVE_STAT64], 1,
	    [Is stat64 available?])
fi
if test "$bu_cv_have_fopen64" = "need -D_LARGEFILE64_SOURCE" \
   || test "$bu_cv_have_stat64" = "need -D_LARGEFILE64_SOURCE"; then
  AC_DEFINE([_LARGEFILE64_SOURCE], 1,
	    [Enable LFS])
  CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
fi

# 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], 1,
	    [Is the type time_t defined in <time.h>?])
fi

AC_MSG_CHECKING(for time_t in sys/types.h)
AC_CACHE_VAL(bu_cv_decl_time_t_types_h,
[AC_TRY_COMPILE([#include <sys/types.h>], [time_t i;],
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], 1,
	    [Is the type time_t defined in <sys/types.h>?])
fi

AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
AC_CACHE_VAL(bu_cv_decl_getopt_unistd_h,
[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
bu_cv_decl_getopt_unistd_h=yes, bu_cv_decl_getopt_unistd_h=no)])
AC_MSG_RESULT($bu_cv_decl_getopt_unistd_h)
if test $bu_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

# Under Next 3.2 <utime.h> apparently does not define struct utimbuf
# by default.
AC_MSG_CHECKING([for utime.h])
AC_CACHE_VAL(bu_cv_header_utime_h,
[AC_TRY_COMPILE([#include <sys/types.h>
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#include <utime.h>],
[struct utimbuf s;],
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, 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

# target-specific stuff:

# Canonicalize the secondary target names.
if test -n "$enable_targets"; then
    for targ in `echo $enable_targets | sed 's/,/ /g'`
    do
	result=`$ac_config_sub $targ 2>/dev/null`
	if test -n "$result"; then
	    canon_targets="$canon_targets $result"
	else
	    # Allow targets that config.sub doesn't recognize, like "all".
	    canon_targets="$canon_targets $targ"
	fi
    done
fi

all_targets=false
BUILD_NLMCONV=
NLMCONV_DEFS=
BUILD_SRCONV=
BUILD_DLLTOOL=
DLLTOOL_DEFS=
BUILD_WINDRES=
BUILD_DLLWRAP=
BUILD_MISC=
OBJDUMP_DEFS=

for targ in $target $canon_targets
do
    if test "x$targ" = "xall"; then
        all_targets=true
	BUILD_NLMCONV='$(NLMCONV_PROG)$(EXEEXT)'
	BUILD_SRCONV='$(SRCONV_PROG)'
	NLMCONV_DEFS="-DNLMCONV_I386 -DNLMCONV_ALPHA -DNLMCONV_POWERPC -DNLMCONV_SPARC"
    else
	case $targ in
changequote(,)dnl
	i[3-7]86*-*-netware*) 
changequote([,])dnl
	  BUILD_NLMCONV='$(NLMCONV_PROG)$(EXEEXT)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_I386"
	  ;;
	alpha*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)$(EXEEXT)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_ALPHA"
	  ;;
	powerpc*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)$(EXEEXT)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_POWERPC"
	  ;;
	sparc*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)$(EXEEXT)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_SPARC"
	  ;;
	esac
	case $targ in
	*-*-hms*) BUILD_SRCONV='$(SRCONV_PROG)' ;;
	esac
	case $targ in
	arm-epoc-pe*)
  	  BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
	  DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_ARM_EPOC -DDLLTOOL_ARM"
	  BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
	  ;;
	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)'
	  ;;
  	arm*-* | xscale-* | strongarm-* | d10v-*)
	  OBJDUMP_DEFS="-DDISASSEMBLER_NEEDS_RELOCS"
	  ;;
changequote(,)dnl
	i[3-7]86-*-pe* | i[3-7]86-*-cygwin* | i[3-7]86-*-mingw32** | i[3-7]86-*-netbsdpe*)
changequote([,])dnl
  	  BUILD_DLLTOOL='$(DLLTOOL_PROG)$(EXEEXT)'
	  DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
	  BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
	  BUILD_DLLWRAP='$(DLLWRAP_PROG)$(EXEEXT)'
	  ;;
changequote(,)dnl
	i[3-7]86-*-interix)
changequote([,])dnl
	  BUILD_DLLTOOL='$(DLLTOOL_PROG)'
	  DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
	  ;;
changequote(,)dnl
	powerpc*-aix5.[01])
changequote([,])dnl
	  ;;
	powerpc*-aix5.*)
	  OBJDUMP_DEFS="-DAIX_WEAK_SUPPORT"
	  ;;
	powerpc*-*-pe* | powerpc*-*-cygwin*)
  	  BUILD_DLLTOOL='$(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

if test "${with_windres+set}" = set; then
	  BUILD_WINDRES='$(WINDRES_PROG)$(EXEEXT)'
fi

AC_SUBST(NLMCONV_DEFS)
AC_SUBST(BUILD_NLMCONV)
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_SUBST(OBJDUMP_DEFS)

AC_DEFINE_UNQUOTED(TARGET, "${target}", [Configured target name.])

targ=$target
. $srcdir/../bfd/config.bfd
if test "x$targ_underscore" = "xyes"; then
    UNDERSCORE=1
else
    UNDERSCORE=0
fi
AC_DEFINE_UNQUOTED(TARGET_PREPENDS_UNDERSCORE, $UNDERSCORE,
 [Define to 1 if user symbol names have a leading underscore, 0 if not.])

# Emulation 
for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
do
  # Canonicalize the secondary target names.
 result=`$ac_config_sub $targ_alias 2>/dev/null`
 if test -n "$result"; then
   targ=$result
 else
   targ=$targ_alias
 fi

 . ${srcdir}/configure.tgt

  EMULATION=$targ_emul
  EMULATION_VECTOR=$targ_emul_vector	
done

AC_SUBST(EMULATION)
AC_SUBST(EMULATION_VECTOR)

AC_OUTPUT(Makefile doc/Makefile po/Makefile.in:po/Make-in,
[
case "x$CONFIG_FILES" in
*) sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile ;;
esac
])