dnl Process this file with autoconf to produce a configure script.

AC_INIT(src)
AC_PREREQ(2.53)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(prelude-lml, 0.8.6)
AM_CONFIG_HEADER(config.h)
AM_DISABLE_STATIC

AM_MAINTAINER_MODE

AM_PROG_LIBTOOL

dnl Checks for programs.
AC_PROG_CPP
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_C_INLINE
AC_C_BIGENDIAN

AM_PROG_LEX
AC_PROG_YACC

AC_SUBST(CPPFLAGS)
AC_SUBST(LDFLAGS)

if test "x$prefix" = "xNONE"; then
	prefix="/usr/local"
fi

if test "x$localstatedir" = "x\${prefix}/var"; then
	localstatedir="$prefix/var"
fi

if test "x$sysconfdir" = "x\${prefix}/etc"; then
    sysconfdir="$prefix/etc"
fi



dnl **************************************************
dnl * Check for libprelude                           *
dnl **************************************************

AC_PATH_GENERIC(libprelude, 0.8.6, ,
  AC_MSG_ERROR(Cannot find libprelude: Is libprelude-config in the path?) )


dnl **************************************************
dnl * Check for PCRE                                 *
dnl **************************************************

AC_PATH_GENERIC(pcre, 3.0, ,
  AC_MSG_ERROR(Cannot find pcre: Is pcre-config in the path?) )



dnl **************************************************
dnl * Check for Gtkdoc.                              *
dnl **************************************************

AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
AM_CONDITIONAL(HAVE_GTK_DOC, test -n $GTKDOC)
AC_SUBST(HAVE_GTK_DOC)

AC_ARG_ENABLE(gtk-doc, [  --enable-gtk-doc  Use gtk-doc to build documentation [default=no]], enable_gtk_doc="$enableval", enable_gtk_doc=no)
AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)




dnl **************************************************
dnl * Html dir ?                                     *
dnl ************************************************** 
if test "x$with_html_dir" = "x" ; then
	HTML_DIR='${datadir}/doc/prelude-lml/html'
else
	HTML_DIR=$with_html_dir
fi
AC_SUBST(HTML_DIR)



dnl **************************************************
dnl * Check for FAM.                                 *
dnl **************************************************

enable_fam=no
                                                                                                
AC_ARG_ENABLE(fam, [  --enable-fam      Use FAM for file change notification [default=auto]], enable_fam="$enableval", enable_fam=yes)

for dir in /usr /usr/local /usr/pkg; do
	AC_CHECK_FILE($dir/lib/libfam.so, fam_lib_dir=$dir)
	AC_CHECK_FILE($dir/include/fam.h, fam_include_dir=$dir)
done

if test -n "$fam_lib_dir" && test -n "$fam_include_dir"; then
	enable_fam=yes
fi

if test x$fam_include_dir = x/usr; then
	fam_include_dir=""
else
	fam_include="-I$fam_include_dir/include"
fi

if test x$enable_fam = xyes; then
	LIBPRELUDE_LIBS="$LIBPRELUDE_LIBS -lfam"
	LIBPRELUDE_CFLAGS="$LIBPRELUDE_CFLAGS $fam_include"
        AC_DEFINE(HAVE_FAM, , Tell whether FAM support should be compiled in)
fi
                                                                                      
AM_CONDITIONAL(HAVE_FAM, test x$enable_fam = xyes)


AC_CHECK_DECL(FILENAME_MAX, have_filename_max=yes, have_filename_max=no)
if test x$have_filename_max = xno; then
	AC_DEFINE_UNQUOTED(FILENAME_MAX, 256, Define the maximum value of a filename)
fi


dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_HEADER_TIME

dnl Checks for library functions.
AC_TYPE_SIGNAL
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(gettimeofday select socket strdup strerror strstr)

configdir=$sysconfdir/prelude-lml
prelude_conf=$configdir/prelude-lml.conf
regex_conf=$configdir/plugins.rules

plugindir=$libdir/prelude-lml
log_plugin_dir=$plugindir

AC_DEFINE_UNQUOTED(PRELUDE_CONF, "$prelude_conf", Path to the LML configuration file)

defined="$defined $LIBPRELUDE_CFLAGS $PCRE_CFLAGS"

AC_SUBST(defined)
AC_SUBST(configdir)
AC_SUBST(localstatedir)
AC_SUBST(prelude_conf)
AC_SUBST(regex_conf)
AC_SUBST(log_plugin_dir)
AC_SUBST(LIBWRAP_LIBS)

CFLAGS="$CFLAGS -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations \
-Wbad-function-cast -Wcast-qual -Wcast-align -Wnested-externs -Wunused"


AC_SUBST(CFLAGS)

AC_OUTPUT([

prelude-lml.conf
plugins.rules

Makefile 

src/Makefile 
src/include/Makefile

plugins/Makefile

plugins/debug/Makefile
plugins/pax/Makefile
plugins/simple/Makefile
plugins/simple/ruleset/Makefile

])

echo
echo "*** Dumping configuration ***"
echo "    - Enable FAM support     : $enable_fam"
echo "    - Generate documentation : $enable_gtk_doc"