source: rtems/c/src/aclocal.m4 @ 3cad2919

dnl aclocal.m4 generated automatically by aclocal 1.4

dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
dnl PARTICULAR PURPOSE.

dnl $Id$

dnl
dnl RTEMS_TOP($1)
dnl 
dnl $1 .. relative path from this configure.in to the toplevel configure.in
dnl
AC_DEFUN(RTEMS_TOP,
[dnl
AC_ARG_WITH(target-subdir,
[  --with-target-subdir=DIR],
TARGET_SUBDIR="$withval",
TARGET_SUBDIR=".")

RTEMS_TOPdir="$1";
AC_SUBST(RTEMS_TOPdir)

dnl Determine RTEMS Version string from the VERSION file
dnl Hopefully, Joel never changes its format ;-
AC_MSG_CHECKING([for RTEMS Version])
if test -r "${srcdir}/${RTEMS_TOPdir}/VERSION"; then
changequote(,)dnl
RTEMS_VERSION=`grep Version ${srcdir}/${RTEMS_TOPdir}/VERSION | \
sed -e 's%RTEMS[        ]*Version[      ]*\(.*\)[       ]*%\1%g'`
changequote([,])dnl
else
AC_MSG_ERROR(Unable to find ${RTEMS_TOPdir}/VERSION)
fi
if test -z "$RTEMS_VERSION"; then
AC_MSG_ERROR(Unable to determine version)
fi
AC_MSG_RESULT($RTEMS_VERSION)
])dnl

dnl $Id$

AC_DEFUN(RTEMS_ENABLE_CXX,
[
AC_ARG_ENABLE(cxx,
[  --enable-cxx                         enable C++ support,]
[                                       and build the rtems++ library],
[case "${enableval}" in
  yes) RTEMS_HAS_CPLUSPLUS=yes ;;
  no) RTEMS_HAS_CPLUSPLUS=no   ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-cxx option) ;;
esac], [RTEMS_HAS_CPLUSPLUS=no])
])

dnl
dnl $Id$
dnl

dnl canonicalize target cpu
dnl NOTE: Most rtems targets do not fullfil autoconf's
dnl target naming conventions "processor-vendor-os"
dnl Therefore autoconf's AC_CANONICAL_TARGET will fail for them
dnl and we have to fix it for rtems ourselves 

AC_DEFUN(RTEMS_CANONICAL_TARGET_CPU,
[
AC_CANONICAL_SYSTEM
AC_MSG_CHECKING(rtems target cpu)
changequote(,)dnl
case "${target}" in
  # hpux unix port should go here
  i[3456]86-go32-rtems*)
        RTEMS_CPU=i386
        ;;
  i[3456]86-pc-linux*)          # unix "simulator" port
        RTEMS_CPU=unix
        ;;
  i[3456]86-*freebsd2*)         # unix "simulator" port
        RTEMS_CPU=unix
        ;;
  no_cpu-*rtems*)
        RTEMS_CPU=no_cpu
        ;;
  sparc-sun-solaris*)           # unix "simulator" port
        RTEMS_CPU=unix
        ;;
  *) 
        RTEMS_CPU=`echo $target | sed 's%^\([^-]*\)-\(.*\)$%\1%'`
        ;;
esac
changequote([,])dnl
AC_SUBST(RTEMS_CPU)
AC_MSG_RESULT($RTEMS_CPU)
])

# Do all the work for Automake.  This macro actually does too much --
# some checks are only needed if your package does certain things.
# But this isn't really a big deal.

# serial 1

dnl Usage:
dnl AM_INIT_AUTOMAKE(package,version, [no-define])

AC_DEFUN(AM_INIT_AUTOMAKE,
[AC_REQUIRE([AC_PROG_INSTALL])
PACKAGE=[$1]
AC_SUBST(PACKAGE)
VERSION=[$2]
AC_SUBST(VERSION)
dnl test to see if srcdir already configured
if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
fi
ifelse([$3],,
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
AC_REQUIRE([AM_SANITY_CHECK])
AC_REQUIRE([AC_ARG_PROGRAM])
dnl FIXME This is truly gross.
missing_dir=`cd $ac_aux_dir && pwd`
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
AC_REQUIRE([AC_PROG_MAKE_SET])])

#
# Check to make sure that the build environment is sane.
#

AC_DEFUN(AM_SANITY_CHECK,
[AC_MSG_CHECKING([whether build environment is sane])
# Just in case
sleep 1
echo timestamp > conftestfile
# Do `set' in a subshell so we don't clobber the current shell's
# arguments.  Must try -L first in case configure is actually a
# symlink; some systems play weird games with the mod time of symlinks
# (eg FreeBSD returns the mod time of the symlink's containing
# directory).
if (
   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
   if test "[$]*" = "X"; then
      # -L didn't work.
      set X `ls -t $srcdir/configure conftestfile`
   fi
   if test "[$]*" != "X $srcdir/configure conftestfile" \
      && test "[$]*" != "X conftestfile $srcdir/configure"; then

      # If neither matched, then we have a broken ls.  This can happen
      # if, for instance, CONFIG_SHELL is bash and it inherits a
      # broken ls alias from the environment.  This has actually
      # happened.  Such a system could not be considered "sane".
      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
alias in your environment])
   fi

   test "[$]2" = conftestfile
   )
then
   # Ok.
   :
else
   AC_MSG_ERROR([newly created file is older than distributed files!
Check your system clock])
fi
rm -f conftest*
AC_MSG_RESULT(yes)])

dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
dnl The program must properly implement --version.
AC_DEFUN(AM_MISSING_PROG,
[AC_MSG_CHECKING(for working $2)
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if ($2 --version) < /dev/null > /dev/null 2>&1; then
   $1=$2
   AC_MSG_RESULT(found)
else
   $1="$3/missing $2"
   AC_MSG_RESULT(missing)
fi
AC_SUBST($1)])

# Add --enable-maintainer-mode option to configure.
# From Jim Meyering

# serial 1

AC_DEFUN(AM_MAINTAINER_MODE,
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
  dnl maintainer-mode is disabled by default
  AC_ARG_ENABLE(maintainer-mode,
[  --enable-maintainer-mode enable make rules and dependencies not useful
                          (and sometimes confusing) to the casual installer],
      USE_MAINTAINER_MODE=$enableval,
      USE_MAINTAINER_MODE=no)
  AC_MSG_RESULT($USE_MAINTAINER_MODE)
  AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
  MAINT=$MAINTAINER_MODE_TRUE
  AC_SUBST(MAINT)dnl
]
)

# Define a conditional.

AC_DEFUN(AM_CONDITIONAL,
[AC_SUBST($1_TRUE)
AC_SUBST($1_FALSE)
if $2; then
  $1_TRUE=
  $1_FALSE='#'
else
  $1_TRUE='#'
  $1_FALSE=
fi])

dnl $Id$

dnl Override the set of BSPs to be built.
dnl used by the toplevel configure script
dnl RTEMS_ENABLE_RTEMSBSP(rtems_bsp_list)
AC_DEFUN(RTEMS_ENABLE_RTEMSBSP,
[
AC_ARG_ENABLE(rtemsbsp,
[  --enable-rtemsbsp=bsp1 bsp2 ..      BSPs to include in build],
[case "${enableval}" in
  yes|no) AC_MSG_ERROR([missing argument to --enable-rtemsbsp=\"bsp1 bsp2\"]);;
  *) $1=$enableval;;
esac],[$1=""])
])

dnl Pass a single BSP via an environment variable
dnl used by per BSP configure scripts
AC_DEFUN(RTEMS_ENV_RTEMSBSP,
[dnl
AC_MSG_CHECKING([for RTEMS_BSP])
AC_CACHE_VAL(rtems_cv_RTEMS_BSP,
[dnl
  test -n "${RTEMS_BSP}" && rtems_cv_RTEMS_BSP="$RTEMS_BSP";
])dnl
if test -z "$rtems_cv_RTEMS_BSP"; then
  AC_MSG_ERROR([Missing RTEMS_BSP])
fi
RTEMS_BSP="$rtems_cv_RTEMS_BSP"
AC_MSG_RESULT(${RTEMS_BSP})
AC_SUBST(RTEMS_BSP)
])

dnl $Id$

dnl check if RTEMS support a cpu
AC_DEFUN(RTEMS_CHECK_CPU,
[dnl
AC_REQUIRE([RTEMS_TOP])
AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])
# Is this a supported CPU?
AC_MSG_CHECKING([if cpu $RTEMS_CPU is supported])
if test -d "$srcdir/$RTEMS_TOPdir/c/src/exec/score/cpu/$RTEMS_CPU"; then
  AC_MSG_RESULT(yes)
else
  AC_MSG_ERROR(no)
fi
])dnl


dnl $Id$

AC_DEFUN(RTEMS_CANONICAL_HOST,
[dnl
AC_REQUIRE([AC_CANONICAL_HOST])
RTEMS_HOST=$host_os
changequote(,)dnl
case "${target}" in
  # hpux unix port should go here
  i[3456]86-pc-linux*)         # unix "simulator" port
        RTEMS_HOST=Linux
        ;;
  i[3456]86-*freebsd2*) # unix "simulator" port
        RTEMS_HOST=FreeBSD
        ;;
  sparc-sun-solaris*)             # unix "simulator" port
        RTEMS_HOST=Solaris
        ;;
  *) 
        ;;
esac
changequote([,])dnl
AC_SUBST(RTEMS_HOST)
])dnl

dnl
dnl $Id$
dnl 

AC_DEFUN(RTEMS_PROJECT_ROOT,
[dnl
AC_REQUIRE([RTEMS_TOP])
if test "$TARGET_SUBDIR" = "." ; then
PROJECT_ROOT=$RTEMS_TOPdir/'$(top_builddir)';
else
PROJECT_ROOT=../$RTEMS_TOPdir/'$(top_builddir)'
fi
AC_SUBST(PROJECT_ROOT)

RTEMS_ROOT=$RTEMS_TOPdir/'$(top_builddir)'/c/$RTEMS_BSP
AC_SUBST(RTEMS_ROOT)

INSTALL_CHANGE="\$(KSH) \$(PROJECT_ROOT)/tools/build/install-if-change"
AC_SUBST(INSTALL_CHANGE)

PACKHEX="\$(PROJECT_ROOT)/tools/build/packhex"
AC_SUBST(PACKHEX)
])


dnl $Id$

dnl Report all available bsps for a target,
dnl check if a bsp-subdirectory is present for all bsps found
dnl
dnl RTEMS_CHECK_BSPS(bsp_list)
AC_DEFUN(RTEMS_CHECK_BSPS,
[
AC_REQUIRE([RTEMS_CHECK_CPU])dnl sets RTEMS_CPU, target
AC_REQUIRE([RTEMS_TOP])dnl sets RTEMS_TOPdir
AC_MSG_CHECKING([for bsps])
case "${target}" in
changequote(,)dnl
  i[3456]86-go32-rtems*)
changequote([,])dnl
    $1="go32 go32_p5"
    ;;
  *)
    files=`ls $srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU`
    for file in $files; do
      case $file in
        shared*);;
        Makefile*);;
        READ*);;
        CVS*);;
        pxfl*);;
        go32*);;       # so the i386 port can pick up the other Makefiles
        # Now account for BSPs with build variants
        gen68360)      rtems_bsp="$rtems_bsp gen68360 gen68360_040";;
        p4000)         rtems_bsp="$rtems_bsp p4600 p4650";;
        mvme162)       rtems_bsp="$rtems_bsp mvme162 mvme162lx";;
        *) $1="[$]$1 $file";;
      esac;
    done
    ;;
esac
AC_MSG_RESULT([[$]$1 .. done])
])dnl

AC_DEFUN(RTEMS_CHECK_CUSTOM_BSP,
[dnl
AC_MSG_CHECKING([for make/custom/[$]$1.cfg])
if test -r "$srcdir/$RTEMS_TOPdir/make/custom/[$]$1.cfg"; then
  AC_MSG_RESULT([yes])
else
  AC_MSG_ERROR([no])
fi
])dnl