Viewing file:  tkAppInit.c (3.76 KB) -rw-r--r--
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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) 1994-1997 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tkAppInit.c,v 1.7 2002/06/21 20:24:29 dgp Exp $
*/
#include "tk.h"
#include "locale.h"
#ifdef TK_TEST
extern int Tktest_Init _ANSI_ARGS_((Tcl_Interp *interp));
#endif /* TK_TEST */
/*
*----------------------------------------------------------------------
*
* 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.
*
*----------------------------------------------------------------------
*/
int
main(argc, argv)
int argc; /* Number of command-line arguments. */
char **argv; /* Values of command-line arguments. */
{
/*
* The following #if block allows you to change the AppInit
* function by using a #define of TCL_LOCAL_APPINIT instead
* of rewriting this entire file. The #if checks for that
* #define and uses Tcl_AppInit if it doesn't exist.
*/
#ifndef TK_LOCAL_APPINIT
#define TK_LOCAL_APPINIT Tcl_AppInit
#endif
extern int TK_LOCAL_APPINIT _ANSI_ARGS_((Tcl_Interp *interp));
/*
* The following #if block allows you to change how Tcl finds the startup
* script, prime the library or encoding paths, fiddle with the argv,
* etc., without needing to rewrite Tk_Main()
*/
#ifdef TK_LOCAL_MAIN_HOOK
extern int TK_LOCAL_MAIN_HOOK _ANSI_ARGS_((int *argc, char ***argv));
TK_LOCAL_MAIN_HOOK(&argc, &argv);
#endif
Tk_Main(argc, argv, TK_LOCAL_APPINIT);
return 0; /* Needed only to prevent compiler warning. */
}
/*
*----------------------------------------------------------------------
*
* 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 the interp's result if an error occurs.
*
* Side effects:
* Depends on the startup script.
*
*----------------------------------------------------------------------
*/
int
Tcl_AppInit(interp)
Tcl_Interp *interp; /* Interpreter for application. */
{
if (Tcl_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
if (Tk_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tk", Tk_Init, Tk_SafeInit);
#ifdef TK_TEST
if (Tktest_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tktest", Tktest_Init,
(Tcl_PackageInitProc *) NULL);
#endif /* TK_TEST */
/*
* Call the init procedures for included packages. Each call should
* look like this:
*
* if (Mod_Init(interp) == TCL_ERROR) {
* return TCL_ERROR;
* }
*
* where "Mod" is the name of the module.
*/
/*
* Call Tcl_CreateCommand for application-specific commands, if
* they weren't already created by the init procedures called above.
*/
/*
* Specify a user-specific startup file to invoke if the application
* is run interactively. Typically the startup file is "~/.apprc"
* where "app" is the name of the application. If this line is deleted
* then no user-specific startup file will be run under any conditions.
*/
Tcl_SetVar(interp, "tcl_rcFileName", "~/.wishrc", TCL_GLOBAL_ONLY);
return TCL_OK;
}
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