File: otkAppInit.c

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/* 
 * tkAppInit.c --
 *
 *	Provides a default version of the Tcl_AppInit procedure for
 *	use in wish and similar Tk-based applications.
 *
 * Copyright (c) 1993 The Regents of the University of California.
 * Copyright (c) 1994 Sun Microsystems, Inc.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#ifndef lint
/* static char sccsid[] = "@(#) tkAppInit.c 1.12 94/12/17 16:30:56"; */
#endif /* not lint */

#include <tk.h>
#include <otcl.h>

#if TK_MAJOR_VERSION < 3 || (TK_MAJOR_VERSION==3 && TK_MINOR_VERSION<3)
  #error Tk distribution TOO OLD
#endif

/*
 * The following variable is a special hack that is needed in order for
 * Sun shared libraries to be used for Tcl.
 */

#ifdef NEED_MATHERR
extern int matherr();
int *tclDummyMathPtr = (int *) matherr;
#endif

/*
 *----------------------------------------------------------------------
 *
 * main --
 *
 *	This is the main program for the application.
 *
 * Results:
 *	None: Tk_Main never returns here, so this procedure never
 *	returns either.
 *
 * Side effects:
 *	Whatever the application does.
 *
 *----------------------------------------------------------------------
 */

#if TK_MAJOR_VERSION < 4

extern int main();
int *tclDummyMainPtr = (int *) main;

#else

int
main(argc, argv)
    int argc;			/* Number of command-line arguments. */
    char **argv;		/* Values of command-line arguments. */
{
    Tk_Main(argc, argv, Tcl_AppInit);
    return 0;			/* Needed only to prevent compiler warning. */
}

#endif


/*
 *----------------------------------------------------------------------
 *
 * Tcl_AppInit --
 *
 *	This procedure performs application-specific initialization.
 *	Most applications, especially those that incorporate additional
 *	packages, will have their own version of this procedure.
 *
 * Results:
 *	Returns a standard Tcl completion code, and leaves an error
 *	message in interp->result if an error occurs.
 *
 * Side effects:
 *	Depends on the startup script.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_AppInit(interp)
    Tcl_Interp *interp;		/* Interpreter for application. */
{
    Tk_Window main;

    main = Tk_MainWindow(interp);

    if (Tcl_Init(interp) == TCL_ERROR) {
	return TCL_ERROR;
    }
    if (Tk_Init(interp) == TCL_ERROR) {
	return TCL_ERROR;
    }

    if (Otcl_Init(interp) == TCL_ERROR) {
      return TCL_ERROR;
    }

#if TK_MAJOR_VERSION < 4 || (TK_MAJOR_VERSION==4 && TK_MINOR_VERSION<1)
    tcl_RcFileName = "~/.wishrc";
#else
    Tcl_SetVar(interp, "tcl_rcFileName", "~/.wishrc", TCL_GLOBAL_ONLY);
#endif

    return TCL_OK;
}