AC_INIT(cairomod.c)
AC_CONFIG_HEADER(config.h)
AC_PREREQ(2.50)

AC_MODULE_INIT()

AC_PATH_PROG(PKG_CONFIG,${ac_tool_prefix}pkg-config,no)

if test "$PKG_CONFIG" = "no" ; then
  echo "*** pkg-config must be in your path!"
else
  AC_MSG_CHECKING([for gtk])
  if ${ac_tool_prefix}pkg-config gtk+-2.0 2>/dev/null; then
    AC_MSG_RESULT(yes)
    AC_DEFINE([HAVE_GTK2], [], [Set if GTK is available])
    GTK_CFLAGS="`${ac_tool_prefix}pkg-config gtk+-2.0 --cflags`"
    GTK_LIBS="`${ac_tool_prefix}pkg-config gtk+-2.0 --libs`"
  else
    GTK_CFLAGS=
    GTK_LIBS=
    AC_MSG_RESULT(no)
  fi
  AC_MSG_CHECKING([for cairo])
  if ${ac_tool_prefix}pkg-config cairo 2>/dev/null; then
    AC_MSG_RESULT(yes)
    AC_DEFINE([HAVE_CAIRO], [], [Set if Cairo is available])
    CAIRO_CFLAGS="`${ac_tool_prefix}pkg-config cairo --cflags`"
    CAIRO_LIBS="`${ac_tool_prefix}pkg-config cairo --libs`"
  else
    AC_MSG_RESULT(no)
    CAIRO_CFLAGS=
    CAIRO_LIBS=
  fi
fi

AC_SUBST(CAIRO_LIBS)
AC_SUBST(CAIRO_CFLAGS)
AC_SUBST(GTK_CFLAGS)
AC_SUBST(GTK_LIBS)

AC_OUTPUT(Makefile, echo FOO >stamp-h)