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dnl -*- shell-script -*-
dnl Process this file with autoconf to produce a configure script.
AC_INIT(kernel/mpio.c)
dnl AM_CONFIG_HEADER(src/config.h)
AC_CANONICAL_SYSTEM()
AC_MSG_RESULT(Building for a ${host} host.)
AM_INIT_AUTOMAKE(mpio, 0.6.0)
dnl Checks for programs.
AC_PROG_MAKE_SET
AC_PROG_CC
AM_PROG_LIBTOOL
dnl Check for endianess
AC_LANG_C
AC_C_BIGENDIAN
dnl Checks for header files.
AC_CHECK_HEADER(getopt.h,HAVE_GETOPT_H=1,HAVE_GETOPT_H=0)
AC_SUBST(HAVE_GETOPT_H)
dnl --- checking for readline
AC_CHECK_HEADER(readline/readline.h,,
AC_ERROR(could not find readline header files))
dnl --- include mplib if not disabled manually
AC_DEFUN([TEST_MPLIB],
[AC_ARG_WITH([mplib],
AC_HELP_STRING([--without-mplib],
[disable use of mplib]),
[ac_cv_use_mplib=$withval], [ac_cv_use_mplib=yes])
AC_CACHE_CHECK([whether to use mplib],
[ac_cv_use_mplib], [ac_cv_use_mplib=yes])])
TEST_MPLIB
if test "$ac_cv_use_mplib" = yes; then
AC_CONFIG_SUBDIRS(mplib)
MPLIB_INCLUDE=-I../mplib/src
MPLIB_CFLAGS=-DMPLIB
MPLIB_LIBADD=../mplib/src/libmp.la
MPLIB_SUBDIR=mplib
fi
AC_SUBST(MPLIB_INCLUDE)
AC_SUBST(MPLIB_CFLAGS)
AC_SUBST(MPLIB_LIBADD)
AC_SUBST(MPLIB_SUBDIR)
dnl --- check for kernel version
kernel_version=`uname -r 2>&1`
echo -n "checking for kernel version ... "
case "$kernel_version" in
'') kernel_version="?.??"; _k_verc_fail=yes;;
[0-1].[0-9].[0-9]*|2.[0-1].[0-9]*)
_k_verc_fail=no;;
esac
echo $kernel_version
if test "$_k_verc_fail" ; then
echo " Your kernel version is too old."
echo " Please update your system to a kernel version of 2.2.x or higher."
AC_ERROR(too old)
fi
MODULE_PATH="/lib/modules/${kernel_version}"
if test -d "${MODULE_PATH}/kernel/drivers/usb"; then
MODULE_PATH="${MODULE_PATH}/kernel/drivers/usb"
SPEC_PATH="kernel/drivers/usb"
else
MODULE_PATH="${MODULE_PATH}/misc"
SPEC_PATH="misc"
fi
AC_MSG_RESULT(Using module path ${MODULE_PATH}.)
AC_SUBST(MODULE_PATH)
AC_SUBST(SPEC_PATH)
KERNEL_INCLUDE=
if test -d "/lib/modules/${kernel_version}/build/include"; then
KERNEL_INCLUDE="/lib/modules/${kernel_version}/build/include"
elif test -d "/usr/src/linux-2.4/include"; then
KERNEL_INCLUDE="/usr/src/linux-2.4/include"
elif test -d "/usr/include/linux"; then
KERNEL_INCLUDE="/usr/include/linux"
elif test -d "/usr/src/linux/include"; then
KERNEL_INCLUDE="/usr/src/linux/include"
fi
if test -z ${KERNEL_INCLUDE}; then
AC_ERROR(could not find directory of kernel include files)
else
AC_MSG_RESULT(Using kernel includes from ${KERNEL_INCLUDE})
fi
AC_SUBST(KERNEL_INCLUDE)
dnl ------------------------------------------------------------
# could not find a way to compile the kernel module correctly
# kernel/Makefile
AC_OUTPUT(
Makefile
kernel/Makefile
libmpio/Makefile
mpiosh/Makefile
etc/Makefile
tools/Makefile
mpio.spec
)
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