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/*
* tkUnixInit.c --
*
* This file contains Unix-specific interpreter initialization
* functions.
*
* Copyright (c) 1995-1997 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: tkUnixInit.c,v 1.6 2005/05/23 20:25:04 das Exp $
*/
#include "tkInt.h"
#include "tkUnixInt.h"
/*
* The Init script (common to Windows and Unix platforms) is
* defined in tkInitScript.h
*/
#include "tkInitScript.h"
#ifdef HAVE_COREFOUNDATION
static int MacOSXGetLibraryPath _ANSI_ARGS_((
Tcl_Interp *interp));
#endif /* HAVE_COREFOUNDATION */
/*
*----------------------------------------------------------------------
*
* TkpInit --
*
* Performs Unix-specific interpreter initialization related to the
* tk_library variable.
*
* Results:
* Returns a standard Tcl result. Leaves an error message or result
* in the interp's result.
*
* Side effects:
* Sets "tk_library" Tcl variable, runs "tk.tcl" script.
*
*----------------------------------------------------------------------
*/
int
TkpInit(interp)
Tcl_Interp *interp;
{
TkCreateXEventSource();
#ifdef HAVE_COREFOUNDATION
MacOSXGetLibraryPath(interp);
#endif /* HAVE_COREFOUNDATION */
return Tcl_Eval(interp, initScript);
}
/*
*----------------------------------------------------------------------
*
* TkpGetAppName --
*
* Retrieves the name of the current application from a platform
* specific location. For Unix, the application name is the tail
* of the path contained in the tcl variable argv0.
*
* Results:
* Returns the application name in the given Tcl_DString.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
void
TkpGetAppName(interp, namePtr)
Tcl_Interp *interp;
Tcl_DString *namePtr; /* A previously initialized Tcl_DString. */
{
CONST char *p, *name;
name = Tcl_GetVar(interp, "argv0", TCL_GLOBAL_ONLY);
if ((name == NULL) || (*name == 0)) {
name = "tk";
} else {
p = strrchr(name, '/');
if (p != NULL) {
name = p+1;
}
}
Tcl_DStringAppend(namePtr, name, -1);
}
/*
*----------------------------------------------------------------------
*
* TkpDisplayWarning --
*
* This routines is called from Tk_Main to display warning
* messages that occur during startup.
*
* Results:
* None.
*
* Side effects:
* Generates messages on stdout.
*
*----------------------------------------------------------------------
*/
void
TkpDisplayWarning(msg, title)
CONST char *msg; /* Message to be displayed. */
CONST char *title; /* Title of warning. */
{
Tcl_Channel errChannel = Tcl_GetStdChannel(TCL_STDERR);
if (errChannel) {
Tcl_WriteChars(errChannel, title, -1);
Tcl_WriteChars(errChannel, ": ", 2);
Tcl_WriteChars(errChannel, msg, -1);
Tcl_WriteChars(errChannel, "\n", 1);
}
}
/*
*----------------------------------------------------------------------
*
* MacOSXGetLibraryPath --
*
* If we have a bundle structure for the Tk installation,
* then check there first to see if we can find the libraries
* there.
*
* Results:
* TCL_OK if we have found the tk library; TCL_ERROR otherwise.
*
* Side effects:
* Same as for Tcl_MacOSXOpenVersionedBundleResources.
*
*----------------------------------------------------------------------
*/
#ifdef HAVE_COREFOUNDATION
static int
MacOSXGetLibraryPath(Tcl_Interp *interp)
{
int foundInFramework = TCL_ERROR;
#ifdef TK_FRAMEWORK
char tkLibPath[PATH_MAX + 1];
foundInFramework = Tcl_MacOSXOpenVersionedBundleResources(interp,
"com.tcltk.tklibrary", TK_FRAMEWORK_VERSION, 0, PATH_MAX, tkLibPath);
if (tkLibPath[0] != '\0') {
Tcl_SetVar(interp, "tk_library", tkLibPath, TCL_GLOBAL_ONLY);
}
#endif
return foundInFramework;
}
#endif /* HAVE_COREFOUNDATION */
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