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/*
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* tclPanic.c --
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*
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* Source code for the "Tcl_Panic" library procedure for Tcl;
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* individual applications will probably call Tcl_SetPanicProc()
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* to set an application-specific panic procedure.
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*
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* Copyright (c) 1988-1993 The Regents of the University of California.
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* Copyright (c) 1994 Sun Microsystems, Inc.
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* Copyright (c) 1998-1999 by Scriptics Corporation.
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* Portions Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiaries. All rights reserved.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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* RCS: @(#) $Id: tclPanic.c,v 1.4.12.2 2006/03/09 23:11:23 dgp Exp $
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*/
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#include "tclInt.h"
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#include "tclPort.h"
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/*
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* The panicProc variable contains a pointer to an application
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* specific panic procedure.
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*/
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static Tcl_PanicProc *panicProc = NULL;
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/*
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* The platformPanicProc variable contains a pointer to a platform
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* specific panic procedure, if any. ( TclpPanic may be NULL via
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* a macro. )
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*/
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static Tcl_PanicProc * CONST platformPanicProc = TclpPanic;
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/*
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*----------------------------------------------------------------------
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*
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* Tcl_SetPanicProc --
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*
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* Replace the default panic behavior with the specified functiion.
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*
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* Results:
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* None.
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*
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* Side effects:
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* Sets the panicProc variable.
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*
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*----------------------------------------------------------------------
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*/
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EXPORT_C void
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Tcl_SetPanicProc(proc)
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Tcl_PanicProc *proc;
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{
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panicProc = proc;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Tcl_PanicVA --
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*
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* Print an error message and kill the process.
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*
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* Results:
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* None.
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*
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* Side effects:
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* The process dies, entering the debugger if possible.
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*
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*----------------------------------------------------------------------
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*/
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EXPORT_C void
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Tcl_PanicVA (format, argList)
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CONST char *format; /* Format string, suitable for passing to
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* fprintf. */
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va_list argList; /* Variable argument list. */
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{
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char *arg1, *arg2, *arg3, *arg4; /* Additional arguments (variable in
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* number) to pass to fprintf. */
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char *arg5, *arg6, *arg7, *arg8;
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arg1 = va_arg(argList, char *);
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arg2 = va_arg(argList, char *);
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arg3 = va_arg(argList, char *);
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arg4 = va_arg(argList, char *);
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arg5 = va_arg(argList, char *);
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arg6 = va_arg(argList, char *);
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arg7 = va_arg(argList, char *);
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arg8 = va_arg(argList, char *);
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if (panicProc != NULL) {
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(void) (*panicProc)(format, arg1, arg2, arg3, arg4,
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arg5, arg6, arg7, arg8);
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} else if (platformPanicProc != NULL) {
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(void) (*platformPanicProc)(format, arg1, arg2, arg3, arg4,
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arg5, arg6, arg7, arg8);
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} else {
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(void) fprintf(stderr, format, arg1, arg2, arg3, arg4, arg5, arg6,
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arg7, arg8);
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(void) fprintf(stderr, "\n");
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(void) fflush(stderr);
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abort();
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}
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}
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/*
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*----------------------------------------------------------------------
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*
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* Tcl_Panic --
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*
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* Print an error message and kill the process.
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*
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* Results:
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* None.
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*
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* Side effects:
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* The process dies, entering the debugger if possible.
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*
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*----------------------------------------------------------------------
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*/
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/* VARARGS ARGSUSED */
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EXPORT_C void
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Tcl_Panic TCL_VARARGS_DEF(CONST char *,arg1)
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{
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va_list argList;
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CONST char *format;
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format = TCL_VARARGS_START(CONST char *,arg1,argList);
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Tcl_PanicVA(format, argList);
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va_end (argList);
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}
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