AC_INIT([libusbg], [0.1.0], [mporter@linaro.org])
AM_INIT_AUTOMAKE([1.12 -Wall -Werror foreign serial-tests])
AC_PROG_CC
AM_PROG_AR
AM_PROG_CC_C_O
AC_CONFIG_MACRO_DIR([m4])
AC_DEFINE([_GNU_SOURCE], [], [Use GNU extensions])

AC_ARG_WITH([libconfig],
	    AS_HELP_STRING([--without-libconfig], [build without using libconfig]),
	                   [with_libconfig=$withval], [with_libconfig=yes])

AC_ARG_ENABLE([gadget-schemes],
	      AS_HELP_STRING([--disable-gadget-schemes], [build without gadget-schemes support]),
	      [enable_gadget_schemes=$enableval], [enable_gadget_schemes=yes])

AC_ARG_ENABLE([tests],
	      AS_HELP_STRING([--enable-tests], [build with tests]),
	      [enable_tests=$enableval], [enable_tests=no])

# if both tests and schemes are disabled, we do not need libconfig
AS_IF([test "x$enable_gadget_schemes" = xno && test "x$enable_tests" = xno], [with_libconfig=no])

AS_IF([test "x$with_libconfig" = xyes], [
	PKG_CHECK_MODULES([LIBCONFIG], [libconfig >= 1.4],
			  [ AC_DEFINE(HAS_LIBCONFIG, 1, [detected libconfig])
			    PKG_CHECK_MODULES([NEW_LIBCONFIG], [libconfig >= 1.5],
			    AC_DEFINE(HAVE_LIBCONFIG_15, 1, [detected libconfig equal to or greater than 1.5]),
			    AC_DEFINE(HAVE_LIBCONFIG_15, 0, []))
			  ])
	CFLAGS="$CFLAGS $LIBCONFIG_CFLAGS"
	LIBS="$LIBS $LIBCONFIG_LIBS"
], [
	enable_gadget_schemes=no
])

AS_IF([test "x$enable_tests" = xyes], [
	PKG_CHECK_MODULES([CMOCKA], [cmocka >= 1.0.0],
			  AC_DEFINE(HAS_CMOCKA, 1, [detected cmocka]))
	AC_CONFIG_FILES([tests/Makefile])
])
AM_CONDITIONAL(BUILD_TESTS, [test "x$enable_tests" = xyes])

AS_IF([test "x$enable_gadget_schemes" = xyes],
	[AC_DEFINE(HAS_GADGET_SCHEMES, 1, [gadget schemes are enables])])
AM_CONDITIONAL(TEST_GADGET_SCHEMES, [test "x$enable_gadget_schemes" != xno])

LT_INIT
AC_CONFIG_FILES([Makefile src/Makefile examples/Makefile libusbg.pc doxygen.cfg])
DX_INIT_DOXYGEN([$PACKAGE_NAME],[doxygen.cfg])
AC_OUTPUT