binutils-gdb/binutils/configure.in

dnl Process this file with autoconf to produce a configure script.
dnl
AC_PREREQ(2.0)
AC_INIT(ar.c)

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_CONFIG_HEADER(config.h)

AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`)
AC_CANONICAL_SYSTEM
if test -z "$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_ARG_PROGRAM

# host-specific stuff:

HDEFINES=
LDFLAGS=

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

AC_PROG_CC
AC_SUBST(CFLAGS)
AC_SUBST(HDEFINES)
AC_SUBST(LDFLAGS)
AR=${AR-ar}
AC_SUBST(AR)
AC_PROG_RANLIB
AC_PROG_INSTALL

AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h fcntl.h sys/file.h)
AC_CHECK_FUNCS(sbrk utimes)

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])
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])
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)
fi

AC_MSG_CHECKING([whether fprintf must be declared])
AC_CACHE_VAL(bu_cv_decl_needed_fprintf,
[AC_TRY_COMPILE([#include <stdio.h>],
[int (*pfn) = (int (*)) fprintf],
bu_cv_decl_needed_fprintf=no, bu_cv_decl_needed_fprintf=yes)])
AC_MSG_RESULT($bu_cv_decl_needed_fprintf)
if test $bu_cv_decl_needed_fprintf = yes; then
  AC_DEFINE(NEED_DECLARATION_FPRINTF)
fi

dnl FIXME: We should check this in some central place somehow
case "${host}" in
i[345]86-*-msdos* | i[345]86-*-go32* | i[345]86-*-win32)
  AC_DEFINE(USE_BINARY_FOPEN) ;;
esac

# target-specific stuff:

# Canonicalize the secondary target names.
target_makefile_fragment=/dev/null
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
else
    # If our target is rs6000 _and nothing else_ then we build only nm!
    case $target in
    rs6000-*-lynx*) target_makefile_fragment=${srcdir}/config/rslynx ;;
    esac
fi
AC_SUBST_FILE(target_makefile_fragment)

all_targets=false
BUILD_NLMCONV=
NLMCONV_DEFS=
BUILD_SRCONV=
BUILD_DLLTOOL=
DLLTOOL_DEFS=

for targ in $target $canon_targets
do
    if test "x$targ" = "xall"; then
        all_targets=true
	BUILD_NLMCONV='$(NLMCONV_PROG)'
	BUILD_SRCONV='$(SRCONV_PROG)'
	NLMCONV_DEFS="-DNLMCONV_I386 -DNLMCONV_ALPHA -DNLMCONV_POWERPC -DNLMCONV_SPARC"
    else
	case $targ in
changequote(,)dnl
	i[345]86*-*-netware*) 
changequote([,])dnl
	  BUILD_NLMCONV='$(NLMCONV_PROG)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_I386"
	  ;;
	alpha*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_ALPHA"
	  ;;
	powerpc*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_POWERPC"
	  ;;
	sparc*-*-netware*)
	  BUILD_NLMCONV='$(NLMCONV_PROG)'
	  NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_SPARC"
	  ;;
	esac
	case $targ in
	*-*-hms*) BUILD_SRCONV='$(SRCONV_PROG)' ;;
	esac
	case $targ in
	arm-*pe*)
  	  BUILD_DLLTOOL='$(DLLTOOL_PROG)'
	  DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_ARM"
	 ;;
changequote(,)dnl
	i[3-6]86-*pe* | i[3-6]86-*-win32)
changequote([,])dnl
  	  BUILD_DLLTOOL='$(DLLTOOL_PROG)'
	  DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
	 ;;
	esac
    fi
done

AC_SUBST(NLMCONV_DEFS)
AC_SUBST(BUILD_NLMCONV)
AC_SUBST(BUILD_SRCONV)
AC_SUBST(BUILD_DLLTOOL)
AC_SUBST(DLLTOOL_DEFS)

targ=$target
. $srcdir/../bfd/config.bfd
if test "x$targ_underscore" = "xyes"; then
    UNDERSCORE=1
else
    UNDERSCORE=0
fi
AC_SUBST(UNDERSCORE)

AC_OUTPUT(Makefile,
[case x$CONFIG_HEADERS in xconfig.h) echo > stamp-h ;; esac])