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/*
* tclAppInit.c --
*
* Provides a default version of the main program and Tcl_AppInit
* function for Tcl applications (without Tk).
*
* Copyright (c) 1993 The Regents of the University of California.
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
* Copyright (c) 1998-1999 by Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclAppInit.c,v 1.21 2009/11/26 07:01:46 nijtmans Exp $
*/
#include "tcl.h"
#ifdef TCL_TEST
#include "tclInt.h"
extern Tcl_PackageInitProc Tcltest_Init;
extern Tcl_PackageInitProc Tcltest_SafeInit;
#endif /* TCL_TEST */
#ifdef TCL_XT_TEST
extern void XtToolkitInitialize(void);
extern int Tclxttest_Init(Tcl_Interp *interp);
#endif
/*
*----------------------------------------------------------------------
*
* main --
*
* This is the main program for the application.
*
* Results:
* None: Tcl_Main never returns here, so this function never returns
* either.
*
* Side effects:
* Whatever the application does.
*
*----------------------------------------------------------------------
*/
int
main(
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 does
* not exist.
*/
#ifndef TCL_LOCAL_APPINIT
#define TCL_LOCAL_APPINIT Tcl_AppInit
#endif
extern int TCL_LOCAL_APPINIT(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 Tcl_Main()
*/
#ifdef TCL_LOCAL_MAIN_HOOK
extern int TCL_LOCAL_MAIN_HOOK(int *argc, char ***argv);
#endif
#ifdef TCL_XT_TEST
XtToolkitInitialize();
#endif
#ifdef TCL_LOCAL_MAIN_HOOK
TCL_LOCAL_MAIN_HOOK(&argc, &argv);
#endif
Tcl_Main(argc, argv, TCL_LOCAL_APPINIT);
return 0; /* Needed only to prevent compiler warning. */
}
/*
*----------------------------------------------------------------------
*
* Tcl_AppInit --
*
* This function performs application-specific initialization. Most
* applications, especially those that incorporate additional packages,
* will have their own version of this function.
*
* 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(
Tcl_Interp *interp) /* Interpreter for application. */
{
#undef Tcl_InitStubs
if (!Tcl_InitStubs(interp, TCL_VERSION, 0)) {
return TCL_ERROR;
}
if (Tcl_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
#ifdef TCL_TEST
#ifdef TCL_XT_TEST
if (Tclxttest_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
#endif
if (Tcltest_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init, Tcltest_SafeInit);
#endif /* TCL_TEST */
/*
* Call the init functions 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. (Dynamically-loadable packages
* should have the same entry-point name.)
*/
/*
* Call Tcl_CreateCommand for application-specific commands, if they
* weren't already created by the init functions 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.
*/
#ifdef DJGPP
Tcl_SetVar(interp, "tcl_rcFileName", "~/tclsh.rc", TCL_GLOBAL_ONLY);
#else
Tcl_SetVar(interp, "tcl_rcFileName", "~/.tclshrc", TCL_GLOBAL_ONLY);
#endif
return TCL_OK;
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
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