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AC_INIT(configure.in)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(pptp,0.8.4)
AC_LANG_C
AC_PROG_CC
AM_PROG_LIBTOOL
AC_DEFINE(PPPD_VERSION,[],"PPPD version")
AC_DEFINE(KERNELVERSION,[],"kernel version")
CFLAGS="${CFLAGS:=}"
dnl check linux headers
AC_MSG_CHECKING([for linux kernel herders])
if test -n "${KDIR}"; then
if test -f ${KDIR}/include/linux/version.h; then
header=${KDIR}/include
else
AC_MSG_RESULT(not found)
AC_MSG_ERROR(Could not find linux kernel headers)
fi
else
kernel=`uname -r`
if test -f /usr/src/linux/include/linux/version.h; then
header=/usr/src/linux/include
elif test -f /lib/modules/${kernel}/build/include/linux/version.h; then
header=/lib/modules/${kernel}/build/include
else
AC_MSG_RESULT(not found)
AC_MSG_ERROR(Could not find linux kernel headers)
fi
fi
VERSION=$(cat ${header/include}Makefile | grep '^VERSION = ' | awk '{print $3}')
PATCHLEVEL=$(cat ${header/include}Makefile | grep '^PATCHLEVEL = ' | awk '{print $3}')
SUBLEVEL=$(cat ${header/include}Makefile | grep '^SUBLEVEL = ' | awk '{print $3}')
EXTRAVERSION=$(cat ${header/include}Makefile | grep '^EXTRAVERSION = ' | awk '{print $3}')
KERNELVERSION=$VERSION.$PATCHLEVEL.$SUBLEVEL$EXTRAVERSION
AC_MSG_RESULT(found ($KERNELVERSION at ${header/include}))
AC_DEFINE_UNQUOTED(KERNELVERSION,"$KERNELVERSION")
CFLAGS="${CFLAGS} -I. -I${header}"
AC_MSG_CHECKING([for pppd])
pppd=`which pppd 2>&1`
if test $? -eq 1; then
pppd=""
for path in /usr/sbin /usr/local/sbin /usr/bin /usr/local/bin /sbin; do
if test -x ${path}/pppd; then
pppd=${path}/pppd
break;
fi
done
fi
if test -z "${pppd}"; then
AC_MSG_RESULT(not found)
AC_MSG_ERROR(Could not find pppd)
fi
pppd_ver=`${pppd} --version 2>&1 | grep version | sed 's/pppd version //'`
AC_MSG_RESULT($pppd ($pppd_ver))
AC_DEFINE_UNQUOTED(PPPD_VERSION,"${pppd_ver}")
echo '==============================================================================='
echo 'Configuration chosen:'
echo ' PPPD: '${pppd_ver}
echo ' linux kernel : '$KERNELVERSION at ${header/include}
AC_OUTPUT(Makefile src/Makefile)
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