elk/lib/xwidgets/init.c

77 lines
2.3 KiB
C

/* init.c
*
* $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@hocevar.net>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
#include "xt.h"
static Object P_Xt_Release_4_Or_Laterp () {
return True;
}
static Object P_Xt_Release_5_Or_Laterp () {
#ifdef XT_RELEASE_5_OR_LATER
return True;
#else
return False;
#endif
}
static Object P_Xt_Release_6_Or_Laterp () {
#ifdef XT_RELEASE_6_OR_LATER
return True;
#else
return False;
#endif
}
extern WidgetClass vendorShellWidgetClass;
/* The reference to vendorShellWidgetClass is required to make sure
* that the linker pulls the vendor shell definition from libXaw,
* not from libXt. It's passed to a dummy function to make sure that
* it isn't removed by the optimizer.
*/
static void dummy (WidgetClass w) {
}
void elk_init_xt_init () {
extern WidgetClass vendorShellWidgetClass;
dummy(vendorShellWidgetClass);
Define_Primitive (P_Xt_Release_4_Or_Laterp, "xt-release-4-or-later?",
0, 0, EVAL);
Define_Primitive (P_Xt_Release_5_Or_Laterp, "xt-release-5-or-later?",
0, 0, EVAL);
Define_Primitive (P_Xt_Release_6_Or_Laterp, "xt-release-6-or-later?",
0, 0, EVAL);
XtToolkitInitialize ();
}