AC_INIT([neardal], [0.14.0])
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_SRCDIR([lib/neardal.c])
AC_CONFIG_HEADERS([config.h])

AM_INIT_AUTOMAKE([foreign])

m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

AS_IF([test -n "${CFLAGS+set}"], [cflags_set=yes], [cflags_set=no])

AC_ARG_ENABLE([optimization],
	[AC_HELP_STRING([--disable-optimization], [disable optimization])],
	[AS_IF([test "$cflags_set" = "no" ], [CFLAGS="-O0 $CFLAGS"])],
	[AS_IF([test "$cflags_set" = "no" ], [CFLAGS="-O2 $CFLAGS"])])

AC_PROG_CC
AC_PROG_LIBTOOL
AC_PROG_GREP

AC_CHECK_FUNCS([getline])

AC_ARG_ENABLE([debug],
	[AC_HELP_STRING([--enable-debug],
		[enable compiling with debugging information])],
	[NEARDAL_EXTRA_FLAGS="-DNEARDAL_DEBUG $NEARDAL_EXTRA_FLAGS"])	

AS_IF([test "$ac_cv_prog_cc_g" = "yes"] && [test "$cflags_set" = "no" ],
	[CFLAGS="-g $CFLAGS"])

AC_ARG_ENABLE([trace],
	AC_HELP_STRING([--enable-trace], [compile with tracing enabled]),
	AC_MSG_NOTICE([NEARDAL will be compiled with tracing enabled])
	[NEARDAL_EXTRA_FLAGS="-DNEARDAL_TRACES $NEARDAL_EXTRA_FLAGS"]) 

AC_ARG_ENABLE([c99],
	AC_HELP_STRING([--disable-c99], [disable compiling in c99 mode]))

AS_IF([test "$ac_cv_prog_cc_c99" != "no" ] && [test "$enable_c99" != "no"],
	AC_MSG_NOTICE([NEARDAL will be compiled in C99 mode])
	[CC="$CC -std=c99"])

AC_ARG_ENABLE([pedantic],
	AC_HELP_STRING([--disable-pedantic],
		[disable compiling with -Wpedantic]))

AS_IF([test "$enable_pedantic" != "no"],
	[ac_saved_cflags="$CFLAGS"]
	[CFLAGS="-Wpedantic $CFLAGS"]
	[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
		[NEARDAL_EXTRA_FLAGS="-Wpedantic $NEARDAL_EXTRA_FLAGS"]
		[AC_MSG_NOTICE([NEARDAL will be compiled with -Wpedantic])])]
	[CFLAGS=$ac_saved_cflags])

AC_MSG_NOTICE([NEARDAL will be compiled with CFLAGS=${CFLAGS}])

AC_MSG_NOTICE([NEARDAL will be compiled with extra flags ]\
[NEARDAL_EXTRA_FLAGS=${NEARDAL_EXTRA_FLAGS}])

AC_SUBST([NEARDAL_EXTRA_FLAGS])

AC_PROG_SED	
VERSION_INFO=$(echo $VERSION | sed -e 's/\./\:/g')
AC_SUBST(VERSION_INFO)

PKG_CHECK_MODULES(gio, gio-unix-2.0 >= 2.30,
	AC_SUBST([gio_CFLAGS])
	AC_SUBST([gio_LIBS]),
	AC_MSG_ERROR(gio-unix-2.0 >= 2.30 is required))

AC_SEARCH_LIBS([rl_initialize], [edit readline],
	[AS_IF([echo $LIBS | grep -q "-ledit"],
		[CPPFLAGS="-DHAVE_LIBEDIT $CPPFLAGS"])],
	[AC_MSG_ERROR(editline or readline is required)])

PKG_CHECK_MODULES(DLOG, dlog, dummy=yes, AC_MSG_ERROR(dlog is required))
AC_SUBST(DLOG_CFLAGS)
AC_SUBST(DLOG_LIBS)
LDFLAGS="$LDFLAGS -ldlog"
CFLAGS="$CFLAGS -I/usr/include/dlog"

AC_PATH_TOOL([DOXYGEN], [doxygen])
AM_CONDITIONAL([HAVE_DOXYGEN], [test ! -z "$DOXYGEN"])
AM_COND_IF([HAVE_DOXYGEN], [AC_CONFIG_FILES([doxygen.cfg])])

AC_CONFIG_FILES([Makefile lib/Makefile ncl/Makefile neardal.pc])
AC_OUTPUT