AC_INIT([PSNC DRMAA for LoadLeveler], [1.0.0], [mamonski@man.poznan.pl], [ll_drmaa])
AC_PREREQ(2.58)
AC_REVISION([$Id$])
AC_COPYRIGHT([
PSNC DRMAA for LoadLeveler
Copyright (C) 2010 Poznan Supercomputing and Networking Center

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
])

LL_DRMAA_MAJOR=1
LL_DRMAA_MINOR=0
LL_DRMAA_MICRO=0
LL_DRMAA_VERSION_INFO=1:0:0
AC_SUBST([LL_DRMAA_MAJOR])
AC_SUBST([LL_DRMAA_MINOR])
AC_SUBST([LL_DRMAA_MICRO])
AC_SUBST([LL_DRMAA_VERSION_INFO])

AC_CONFIG_SRCDIR([ll_drmaa/drmaa.c])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([scripts])

AM_INIT_AUTOMAKE

# command-line arguments:
AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug],
			[produce code suiteable for debugging and print logs at runtime]))
AC_ARG_ENABLE(development, AC_HELP_STRING([--enable-development],
			[enable development mode: make additional checks (suitable for PSNC DRMAA for LL developers)]))

# programs:
AC_PROG_CC
AC_PROG_CPP
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_PROG_LIBTOOL
AC_PROG_MAKE_SET
AC_PROG_LN_S

AX_DOCUTILS()
if test x$RST2HTML = x; then
	RST2HTML="sh m4/missing-dev-prog.sh docutils"
fi
if test x$RST2LATEX = x; then
	RST2LATEX="sh m4/missing-dev-prog.sh docutils"
fi

# check compiler / set basic flags:
if test x$ac_cv_prog_cc_stdc = xno; then
	AC_MSG_ERROR([ANSI C compiler is required])
fi

if test x$GCC = xyes; then
	CFLAGS="-pedantic  ${CFLAGS}"
fi
AM_CONDITIONAL([GCC], [test x$GCC = xyes])

AX_GCC_WARNINGS()

AH_TEMPLATE([DEBUGGING], [Produce debugging code])
if test x$enable_debug = xyes; then
	AC_DEFINE(DEBUGGING,[1])
	CFLAGS="${CFLAGS} -O0"
else
	CPPFLAGS="-DNDEBUG ${CPPFLAGS}"
fi

AH_TEMPLATE([DEVELOPMENT], [Development mode])
if test x$enable_development = xyes; then
	AC_DEFINE(DEVELOPMENT, [1])
fi

AH_BOTTOM([
#ifndef __GNUC__
#	define __attribute__ /* nothing */
#endif
])

# system:
CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE ${CPPFLAGS}"

AC_CANONICAL_HOST
case "$host_os" in
	*linux*)
		CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE"
		;;
	*solaris*)
		CPPFLAGS="${CPPFLAGS} -D_XOPEN_SOURCE=500 -D__EXTENSIONS__"
		;;
	*freebsd*)
		;;
	*darwin*)
		CPPFLAGS="${CPPFLAGS} -D_XOPEN_SOURCE=400"
		;;
	*aix*)
		CPPFLAGS="${CPPFLAGS} -D_XOPEN_SOURCE=500 -D_XOPEN_SOURCE_EXTENDED=1 -D__linux__"
		;;
	*)
		CPPFLAGS="${CPPFLAGS} -D_XOPEN_SOURCE=500"
		;;
esac

# project prerequisites:

# libraries:
ACX_PTHREAD([CFLAGS="$CFLAGS $PTHREAD_CFLAGS" LIBS="$PTHREAD_LIBS $LIBS"],
		[AC_MSG_ERROR([POSIX threads library is required.])])

AX_LL([:], [AC_MSG_ERROR([
LL libraries/headers not found;
add --with-ll-inc and --with-ll-lib with appropriate locations.]) ])
if ! echo $ac_configure_args | ${EGREP} -q '(--)(exec-)?prefix'; then
	if test ${sysconfdir} == '${prefix}/etc'; then
		# do not install configuration in /usr/local/etc
		sysconfdir='/etc'
		ac_configure_args="${ac_configure_args} --sysconfdir=${sysconfdir}"
	fi
fi
CPPFLAGS="${CPPFLAGS} -DCONFDIR=${sysconfdir}"

# headers:
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_STDBOOL

AC_CHECK_HEADERS([stddef.h stdlib.h string.h strings.h sys/time.h unistd.h])

# types and structures:
AC_TYPE_SIZE_T
AC_STRUCT_TM

# compiler characteristic
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE

# functions:
# this cause problem on AIX systems
#AC_FUNC_MALLOC
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([ \
	asprintf \
	fstat \
	getcwd \
	gettimeofday \
	localtime_r \
	memset \
	mkstemp \
	setenv \
	strcasecmp \
	strchr \
	strdup \
	strerror \
	strlcpy \
	strndup \
	strstr \
	strtol \
	vasprintf \
	])

# system services:

# turn on warning after all tests
if test x$GCC = xyes; then
	if test x$enable_development = xyes; then
		CFLAGS="-Werror ${CFLAGS}"
	fi
	CFLAGS="-Wall -W -Wno-unused-parameter $GCC_W_NO_FORMAT_ZERO_LENGTH ${CFLAGS}"
fi

#eval bindir
AH_TEMPLATE([LL_DRMAA_BIN_DIR], [Location of binary files])
test "$prefix" = NONE && prefix="$ac_default_prefix"
test "$exec_prefix" = NONE && exec_prefix='${prefix}'
x="\$bindir"        
eval y="$x"
while test "$x" != "$y"; do
		x="$y"
		eval y="$x"
done
AC_DEFINE_UNQUOTED([LL_DRMAA_BIN_DIR], ["$x"])
	

AC_CONFIG_FILES([
	Makefile
	ll_drmaa/Makefile
])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_SUBDIRS([drmaa_utils])
AC_OUTPUT

echo
echo "Run 'make' now."