dnl use autoconf to produce a configure script
AC_INIT(fishmatic_plugin.c)
AM_INIT_AUTOMAKE(fishmatic,0.0.1)
AM_CONFIG_HEADER(config.h)
AM_DISABLE_STATIC
AM_PROG_LIBTOOL

AC_ARG_ENABLE( one-plugin-dir,
[  --enable-one-plugin-dir  use a single plugin dir [default=no]],,
		enable_one_plugin_dir="no")

dnl check for programs
AC_PROG_CXX
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB

AC_PATH_PROG(XMMS_PATH,xmms,no)
if test "x$XMMS_PATH" = "xno"; then
	AC_MSG_ERROR([*** XMMS does not appear to be installed ***])
fi

dnl check for headers
AC_PATH_X
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h)

dnl check for libraries

AM_PATH_GLIB(1.2.2,,AC_MSG_ERROR([*** GLIB >= 1.2.2 not installed - please install first ***]))
AM_PATH_GTK(1.2.2,,AC_MSG_ERROR([*** GTK+ >= 1.2.2 not installed - please install first ***]))

AC_CHECK_HEADER(pthread.h,,AC_MSG_ERROR([*** POSIX thread support not installed - please install first ***]))

AC_CHECK_LIB(pthread, pthread_attr_init, PTHREAD_LIBS="-lpthread",
	AC_CHECK_LIB(pthreads, pthread_attr_init, PTHREAD_LIBS="-lpthreads",
	AC_CHECK_LIB(c_r, pthread_attr_init, PTHREAD_LIBS="-lc_r",
dnl	AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="",
	AC_MSG_ERROR([*** POSIX thread support not found - please install first ***])
	)))
AC_SUBST(PTHREAD_LIBS)

AC_CHECK_HEADER(GL/gl.h,,AC_MSG_ERROR([*** OpenGL support not installed - please install first ***]))

OPENGL_LIBS=""
dnl find GL libraries
AC_CHECK_LIB(GL, glBegin, OPENGL_LIBS="-lGL -lGLU",
	AC_CHECK_LIB(MesaGL, glBegin, OPENGL_LIBS="-lMesaGL",
	AC_MSG_ERROR([*** OpenGL libs not found - please install first ***])
	))

dnl have to find GLU header and library, otherwise we use our own gluLookAt
dnl AC_CHECK_HEADER(GL/glu.h, [AC_CHECK_LIB(GLU, gluLookAt,
dnl 	[AC_DEFINE(HAVE_GLU,1,[Found GLU]) OPENGL_LIBS="$OPENGL_LIBS -lGLU"],
dnl	AC_CHECK_LIB(MesaGLU, gluLookAt,
dnl		[AC_DEFINE(HAVE_GLU,1,[Found GLU]) OPENGL_LIBS="$OPENGL_LIBS -l MesaGLU"]))])
AC_SUBST(OPENGL_LIBS)

AC_CHECK_HEADER(GL/glx.h,,AC_MSG_ERROR([*** OpenGL X support not installed - please install first ***]))

X_LIBS=""
dnl AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension,
dnl	[AC_DEFINE(HAVE_LIBXXF86VM,1,[Found Xxf86vm extension]) $X_LIBS="$X_LIBS -lXext"],
dnl	AC_CHECK_LIB(Xext, DPMSQueryExtension,
dnl		[AC_DEFINE(HAVE_LIBXDPMS,1,[Found Xdpms extension]) $X_LIBS="$X_LIBS -lXext"]))
AC_SUBST(X_LIBS)

dnl check for typedefs, structs, and compiler characteristics
AC_C_INLINE

AC_CHECK_FUNC(sched_setscheduler,AC_DEFINE(HAVE_SCHED_SETSCHEDULER),
	[AC_CHECK_LIB(posix4,sched_setscheduler,
		[AC_DEFINE(HAVE_SCHED_SETSCHEDULER)
		 PTHREAD_LIBS="$PTHREAD_LIBS -lposix4"])])

dnl other stuff
AC_C_BIGENDIAN

plugindir=$libdir/xmms

AC_SUBST(plugindir)

if test "x$enable_one_plugin_dir" = "xyes"; then
	VISUALIZATION_PLUGIN_DIR=Plugins
else
	VISUALIZATION_PLUGIN_DIR=Visualization
fi

AC_SUBST(VISUALIZATION_PLUGIN_DIR)

AC_OUTPUT(Makefile)