stk/Tk/generic/tkInitScript.h

75 lines
2.5 KiB
C

/*
* tkInitScript.h --
*
* This file contains Unix & Windows common init script
* It is not used on the Mac. (the mac init script is in tkMacInit.c)
*
* Copyright (c) 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.
*
* SCCS: @(#) tkInitScript.h 1.3 97/08/11 19:12:28
*/
/*
* The following string is the startup script executed in new
* interpreters. It looks in several different directories
* for a script "tk.tcl" that is compatible with this version
* of Tk. The tk.tcl script does all of the real work of
* initialization.
* When called from a safe interpreter, it does not use file exists.
* we don't use pwd either because of safe interpreters.
*/
#ifndef STk_CODE
static char initScript[] =
"proc tkInit {} {\n\
global tk_library tk_version tk_patchLevel env errorInfo\n\
rename tkInit {}\n\
set errors \"\"\n\
if {![info exists tk_library]} {\n\
set tk_library .\n\
}\n\
set dirs {}\n\
if {[info exists env(TK_LIBRARY)]} {\n\
lappend dirs $env(TK_LIBRARY)\n\
}\n\
lappend dirs $tk_library\n\
lappend dirs [file join [file dirname [info library]] tk$tk_version]\n\
set parentDir [file dirname [file dirname [info nameofexecutable]]]\n\
lappend dirs [file join $parentDir tk$tk_version]\n\
lappend dirs [file join $parentDir lib tk$tk_version]\n\
lappend dirs [file join $parentDir library]\n\
set parentParentDir [file dirname $parentDir]\n\
if [string match {*[ab]*} $tk_patchLevel] {\n\
set dirSuffix $tk_patchLevel\n\
} else {\n\
set dirSuffix $tk_version\n\
}\n\
lappend dirs [file join $parentParentDir tk$dirSuffix library]\n\
lappend dirs [file join $parentParentDir library]\n\
lappend dirs [file join [file dirname \
[file dirname [info library]]] tk$dirSuffix library]\n\
foreach i $dirs {\n\
set tk_library $i\n\
set tkfile [file join $i tk.tcl]\n\
if {[interp issafe] || [file exists $tkfile]} {\n\
if {![catch {uplevel #0 [list source $tkfile]} msg]} {\n\
return\n\
} else {\n\
append errors \"$tkfile: $msg\n$errorInfo\n\"\n\
}\n\
}\n\
}\n\
set msg \"Can't find a usable tk.tcl in the following directories: \n\"\n\
append msg \" $dirs\n\n\"\n\
append msg \"$errors\n\n\"\n\
append msg \"This probably means that Tk wasn't installed properly.\n\"\n\
error $msg\n\
}\n\
tkInit";
#endif