Handle --with-gui/--without-gui arg.

diff --git a/configure.ac b/configure.ac
index 0f63f37..2848821 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -79,6 +79,15 @@ else
 fi
 AC_SUBST(M17NDIR)
 
+dnl Checks which levels of APIs should be compiled.
+
+AC_ARG_ENABLE(gui,
+             AC_HELP_STRING([--with-gui],
+                            [with GUI level APIs (default is YES)]))
+
+AM_CONDITIONAL(WITH_GUI, test x$with_gui != xno)
+
+if test x$with_gui != xno; then
 
 dnl Checks if dlopen exists, and if it's in libc or libdl.
 
@@ -277,6 +286,8 @@ if test "x$with_gd" != "xno"; then
 fi
 AC_SUBST(GD_LD_FLAGS)
 
+fi
+
 dnl Check for libxml2 usability.
 save_CPPFLAGS="$CPPFLAGS"
 save_LIBS="$LIBS"