# init autoconf (and check for presence of libnova.h)
AC_INIT(src/libnova/libnova.h)

# Save this value here, since automake will set cflags later
cflags_set=${CFLAGS+set}

# libtool versioning
LIBNOVA_MAJOR_VERSION=0
LIBNOVA_MINOR_VERSION=15
LIBNOVA_MICRO_VERSION=0
LIBNOVA_VERSION=$LIBNOVA_MAJOR_VERSION.$LIBNOVA_MINOR_VERSION.$LIBNOVA_MICRO_VERSION
AC_SUBST(LIBNOVA_MAJOR_VERSION)
AC_SUBST(LIBNOVA_MINOR_VERSION)
AC_SUBST(LIBNOVA_MICRO_VERSION)
AC_SUBST(LIBNOVA_VERSION)

LT_VERSION=$LIBNOVA_MICRO_VERSION
LT_RELEASE=$LIBNOVA_MAJOR_VERSION.$LIBNOVA_MINOR_VERSION
AC_SUBST(LT_VERSION)
AC_SUBST(LT_RELEASE)

VERSION=$LIBNOVA_VERSION
PACKAGE=libnova

AM_INIT_AUTOMAKE($PACKAGE, $VERSION)

# Specify a configuration file
AM_CONFIG_HEADER(config.h)

dnl Initialize libtool
AM_PROG_LIBTOOL

dnl Initialize maintainer mode
AM_MAINTAINER_MODE

# Checks for programs.
AC_PROG_CC
AM_PROG_CC_STDC
AC_PROG_INSTALL
AC_CHECK_FUNCS([gettimeofday])
AC_CHECK_FUNCS([modf])
AC_CHECK_FUNCS([pow])
AC_CHECK_FUNCS([sqrt])
AC_CHECK_FUNCS([strchr])
AC_CHECK_FUNCS([strpbrk])
AC_CHECK_FUNCS([strtol])
AC_CHECK_FUNCS([tzset])
AC_CHECK_HEADERS([malloc.h])
AC_CHECK_HEADERS([sys/time.h])
AC_C_CONST
AC_FUNC_ALLOCA
AC_FUNC_STRTOD
AC_HEADER_TIME
AC_STRUCT_TM

AC_CHECK_LIB(m,pow)
AC_CHECK_LIB(sunmath,acosl)

AC_CHECK_FUNCS([round])
AC_CHECK_FUNCS([cosl])
AC_CHECK_FUNCS([sinl])
AC_CHECK_FUNCS([acosl])
AC_CHECK_FUNCS([asinl])
AC_CHECK_FUNCS([atan2l])

CFLAGS=-Wall

# Checks for header files.
AC_HEADER_STDC

# Set LIBNOVA_MACRO_DIR
if test "x${prefix}" = "xNONE"; then
  LIBNOVA_MACRO_DIR=${ac_default_prefix}/share/aclocal
  AC_SUBST(LIBNOVA_MACRO_DIR)
else
  LIBNOVA_MACRO_DIR=\${prefix}/share/aclocal
  AC_SUBST(LIBNOVA_MACRO_DIR)
fi

AC_OUTPUT([
Makefile
src/Makefile
src/libnova/Makefile
lntest/Makefile
doc/Makefile
doc/doxyfile
examples/Makefile
])