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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.8)dnl
AC_INIT()
default_cache_file=./config.cache
if test "x$no_recursion" != "xyes" -a "x$OVERRIDE_CONFIG_CACHE" = "x"; then
# The no_recursion variable is not documented, but the only
# action we take on it is disabling caching which is safe!
if test "x$cache_file" != "x$default_cache_file"; then
echo "Ignoring the --cache-file argument since it can cause the system to be erroneously configured"
fi
echo "Disabling caching"
if test -f $cache_file; then
echo "Removing cache file $cache_file"
rm -f $cache_file
fi
cache_file=/dev/null
fi
dnl How to set srcdir absolute is taken from the GNU Emacs distribution
#### Make srcdir absolute, if it isn't already. It's important to
#### avoid running the path through pwd unnecessary, since pwd can
#### give you automounter prefixes, which can go away.
case "${srcdir}" in
/* ) ;;
. )
## We may be able to use the $PWD environment variable to make this
## absolute. But sometimes PWD is inaccurate.
## Make sure CDPATH doesn't affect cd (in case PWD is relative).
CDPATH=
if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
then
srcdir="$PWD"
else
srcdir="`(cd ${srcdir}; pwd)`"
fi
;;
* ) srcdir="`(cd ${srcdir}; pwd)`" ;;
esac
#
# Now srcdir is absolute and also the top of Erlang distribution, ERL_TOP.
#
ERL_TOP=${srcdir}
AC_SUBST(ERL_TOP)
dnl
dnl Aux programs are found in erts/autoconf
dnl
AC_CONFIG_AUX_DIR(${srcdir}/erts/autoconf)
dnl
dnl Figure out what we are running on. And in violation of autoconf
dnl style assume that $host is also what we are building for. I would
dnl like to get cross compiling working, since we actually have
dnl systems we cross compile for!
dnl
if test "X$host" != "Xfree_source" -a "X$host" != "Xwin32"; then
AC_CANONICAL_HOST
fi
TARGET=$host
AC_SUBST(TARGET)
dnl Checks for programs.
AC_PROG_CC
#
# We need GNU make, complain if we can't find it
#
AC_MSG_CHECKING(for GNU make)
# If there is a Makefile created we don't want make to start making, run
# in a subdirectory and -f /dev/null
MAKE_PROG=x
if test X"$CLEARCASE_MAKE_COMPAT" = X"gnu" -a X"$CLEARCASE_ROOT" != X"" ; then
eval clearmake -version 2>&1 | grep clearmake > /dev/null 2>&1
case $? in
0) MAKE_PROG="clearmake -V";;
*);;
esac
fi
if test X"$MAKE_PROG" = X"x"; then
mkdir conftestmake
if test -d conftestmake; then
cd conftestmake
for m in make gmake ggmake; do
eval $m --version -f /dev/null 2>&1 | grep GNU > /dev/null 2>&1
case $? in
0) MAKE_PROG=$m ; break ;;
*) ;;
esac
done
cd ..
else
AC_MSG_ERROR(could not create subdirectory)
fi
fi
rm -rf conftestmake
case $MAKE_PROG in
x) AC_MSG_RESULT(no)
AC_MSG_ERROR(GNU make is required!)
;;
*) AC_MSG_RESULT(yes ($MAKE_PROG))
AC_SUBST(MAKE_PROG)
;;
esac
AC_PROG_INSTALL
if test X"${INSTALL}" = "X${ac_aux_dir}/install-sh -c" && test -f /usr/ucb/install ; then
case $host_os in
osf*) ;;
*) INSTALL="/usr/ucb/install -c" ;;
esac
fi
AC_PROG_LN_S
AC_PROG_RANLIB
#
# Get erts version from erts/vsn.mk
#
[ERTS=erts-`sed -n 's/^VSN[ ]*=[ ]*\([0-9.]\)/\1/p' < erts/vsn.mk`]
AC_SUBST(ERTS)
AC_ARG_ENABLE(threads,
[ --enable-threads enable async thread support
--disable-threads disable async thread support])
AC_ARG_ENABLE(smp-support,
[ --enable-smp-support enable smp support
--disable-smp-support disable smp support])
AC_ARG_WITH(termcap,
[ --with-termcap use termcap (default)
--without-termcap do not use any termcap libraries (ncurses,curses,termcap,termlib)])
AC_ARG_ENABLE(kernel-poll,
[ --enable-kernel-poll enable kernel poll support])
AC_ARG_ENABLE(hipe,
[ --enable-hipe enable hipe support
--disable-hipe disable hipe support])
AC_ARG_ENABLE(megaco_flex_scanner_lineno,
[ --enable-megaco-flex-scanner-lineno enable megaco flex scanner lineno
--disable-megaco-flex-scanner-lineno disable megaco flex scanner lineno])
AC_ARG_ENABLE(megaco_reentrant_flex_scanner,
[ --enable-megaco-reentrant-flex-scanner enable reentrans megaco flex scanner
--disable-megaco-reentrant-flex-scanner disable reentrans megaco flex scanner])
AC_ARG_WITH(ssl,
[ --with-ssl=PATH specify location of OpenSSL include and lib
--with-ssl use SSL (default)
--without-ssl don't use SSL])
AC_ARG_ENABLE(dynamic-ssl-lib,
[ --enable-dynamic-ssl-lib force using dynamic openssl libraries
--disable-dynamic-ssl-lib disable using dynamic openssl libraries])
AC_ARG_ENABLE(shared-zlib,
[ --enable-shared-zlib enable using shared zlib library
--disable-shared-zlib disable shared zlib, compile own zlib source (default)])
#
# Set Erlang man page directory
#
AC_ARG_ENABLE(erlang-mandir,
[ --disable-erlang-mandir do not install Erlang man pages in a private directory],
[ case "$enableval" in
no) erl_mandir=$mandir ;;
*) erl_mandir='$(ERLANG_ILIBDIR)/man' ;;
esac ], erl_mandir='$(ERLANG_ILIBDIR)/man')
AC_SUBST(erl_mandir)
AC_ARG_ENABLE(darwin-universal,
[ --enable-darwin-universal build universal binaries on darwin i386],
[ case "$enableval" in
no) enable_darwin_universal=no ;;
*) enable_darwin_univeral=yes ;;
esac
],enable_darwin_universal=no)
AC_ARG_ENABLE(darwin-64bit,
[ --enable-darwin-64bit build 64bit binaries on darwin],
[ case "$enableval" in
no) enable_darwin_64bit=no ;;
*) enable_darwin_64bit=yes ;;
esac
],enable_darwin_64bit=no)
AC_ARG_ENABLE(m64-build,
[ --enable-m64-build build 64bit binaries using the -m64 flag to (g)cc],
[ case "$enableval" in
no) enable_m64_build=no ;;
*) enable_m64_build=yes ;;
esac
],enable_m64_build=no)
dnl OK, we might have darwin switches off different kinds, lets
dnl check it all before continuing.
TMPSYS=`uname -s`-`uname -m`
if test X${enable_darwin_universal} = Xyes; then
if test X${enable_darwin_64bit} = Xyes; then
AC_MSG_ERROR([--enable-darwin-universal and --enable-darwin-64bit mutually exclusive])
fi
enable_hipe=no
CFLAGS="-arch i386 -arch ppc $CFLAGS"
export CFLAGS
LDFLAGS="-arch i386 -arch ppc $LDFLAGS"
export LDFLAGS
fi
if test X${enable_darwin_64bit} = Xyes; then
case "$TMPSYS" in
Darwin-i386|Darwin-x86_64)
;;
Darwin*)
AC_MSG_ERROR([--enable-darwin-64bit only supported on x86 hosts])
;;
*)
AC_MSG_ERROR([--enable-darwin-64bit only supported on Darwin])
;;
esac
enable_hipe=no
CFLAGS="-m64 $CFLAGS"
export CFLAGS
LDFLAGS="-m64 $LDFLAGS"
export LDFLAGS
elif test X"$TMPSYS" '=' X"Darwin-i386"; then
CFLAGS="-m32 $CFLAGS"
export CFLAGS
LDFLAGS="-m32 $LDFLAGS"
export LDFLAGS
fi
if test X${enable_m64_build} = Xyes; then
enable_hipe=no
CFLAGS="-m64 $CFLAGS"
export CFLAGS
LDFLAGS="-m64 $LDFLAGS"
export LDFLAGS
fi
export ERL_TOP
AC_CONFIG_SUBDIRS(lib erts)
AC_OUTPUT(Makefile)
pattern="lib/*/SKIP"
files=`echo $pattern`
if test "$files" != "$pattern"; then
echo '*********************************************************************'
echo '********************** APPLICATIONS DISABLED **********************'
echo '*********************************************************************'
echo
for skipfile in $files; do
app=`dirname $skipfile`; app=`basename $app`
printf "%-15s: " $app; cat $skipfile
done
echo
echo '*********************************************************************'
fi
pattern="lib/*/CONF_INFO"
files=`echo $pattern`
if test "$files" != "$pattern"; then
echo '*********************************************************************'
echo '********************** APPLICATIONS INFORMATION *******************'
echo '*********************************************************************'
echo
for infofile in $files; do
app=`dirname $infofile`; app=`basename $app`
printf "%-15s: " $app; cat $infofile
done
echo
echo '*********************************************************************'
fi
if test -f "erts/doc/CONF_INFO"; then
echo '*********************************************************************'
echo '********************** DOCUMENTATION INFORMATION ******************'
echo '*********************************************************************'
echo
printf "%-15s: \n" documentation;
for cmd in `cat erts/doc/CONF_INFO`; do
echo " $cmd is missing."
done
echo ' The documentation can not be built.'
echo
echo '*********************************************************************'
fi
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