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/*
* tclInitScript.h --
*
* This file contains Unix & Windows common init script
* It is not used on the Mac. (the mac init script is in tclMacInit.c)
*
* Copyright (c) 1998 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: tclInitScript.h,v 1.9 1999/04/16 00:46:47 stanton Exp $
*/
/*
* The following string is the startup script executed in new
* interpreters. It looks on disk in several different directories
* for a script "init.tcl" that is compatible with this version
* of Tcl. The init.tcl script does all of the real work of
* initialization.
*/
static char initScript[] = "if {[info proc tclInit]==\"\"} {\n\
proc tclInit {} {\n\
global tcl_libPath tcl_library errorInfo\n\
rename tclInit {}\n\
set errors {}\n\
foreach i $tcl_libPath {\n\
set tcl_library $i\n\
set tclfile [file join $i init.tcl]\n\
if {[file exists $tclfile]} {\n\
if {[catch {uplevel #0 [list source $tclfile]} msg] != 1} {\n\
return\n\
} else {\n\
append errors \"$tclfile: $msg\n$errorInfo\n\"\n\
}\n\
}\n\
}\n\
set msg \"Can't find a usable init.tcl in the following directories: \n\"\n\
append msg \" $tcl_libPath\n\n\"\n\
append msg \"$errors\n\n\"\n\
append msg \"This probably means that Tcl wasn't installed properly.\n\"\n\
error $msg\n\
}\n\
}\n\
tclInit";
/*
* A pointer to a string that holds an initialization script that if non-NULL
* is evaluated in Tcl_Init() prior to the the built-in initialization script
* above. This variable can be modified by the procedure below.
*/
static char * tclPreInitScript = NULL;
/*
*----------------------------------------------------------------------
*
* TclSetPreInitScript --
*
* This routine is used to change the value of the internal
* variable, tclPreInitScript.
*
* Results:
* Returns the current value of tclPreInitScript.
*
* Side effects:
* Changes the way Tcl_Init() routine behaves.
*
*----------------------------------------------------------------------
*/
char *
TclSetPreInitScript (string)
char *string; /* Pointer to a script. */
{
char *prevString = tclPreInitScript;
tclPreInitScript = string;
return(prevString);
}
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