1/*
2 * tcl.h --
3 *
4 *	This header file describes the externally-visible facilities
5 *	of the Tcl interpreter.
6 *
7 * Copyright (c) 1987-1994 The Regents of the University of California.
8 * Copyright (c) 1993-1996 Lucent Technologies.
9 * Copyright (c) 1994-1998 Sun Microsystems, Inc.
10 *
11 * See the file "license.terms" for information on usage and redistribution
12 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13 *
14 * SCCS: @(#) tcl.h 1.352 98/02/19 13:53:28
15 */
16
17#ifndef _TCL
18#define _TCL
19
20/*
21 * When version numbers change here, must also go into the following files
22 * and update the version numbers:
23 *
24 * library/init.tcl
25 * unix/configure.in
26 * unix/pkginfo
27 * win/makefile.bc
28 * win/makefile.vc
29 * win/pkgIndex.tcl (for tclregNN.dll)
30 * README
31 * mac/README
32 * win/README
33 * unix/README
34 *
35 * The release level should be  0 for alpha, 1 for beta, and 2 for
36 * final/patch.  The release serial value is the number that follows the
37 * "a", "b", or "p" in the patch level; for example, if the patch level
38 * is 7.6b2, TCL_RELEASE_SERIAL is 2.  It restarts at 1 whenever the
39 * release level is changed, except for the final release which is 0
40 * (the first patch will start at 1).
41 */
42
43#define TCL_MAJOR_VERSION   8
44#define TCL_MINOR_VERSION   1
45#define TCL_RELEASE_LEVEL   0
46#define TCL_RELEASE_SERIAL  2
47
48#define TCL_VERSION	    "8.1"
49#define TCL_PATCH_LEVEL	    "8.1a2"
50
51/*
52 * The following definitions set up the proper options for Windows
53 * compilers.  We use this method because there is no autoconf equivalent.
54 */
55
56#ifndef __WIN32__
57#   if defined(_WIN32) || defined(WIN32)
58#	define __WIN32__
59#   endif
60#endif
61
62#ifdef __WIN32__
63#   ifndef STRICT
64#	define STRICT
65#   endif
66#   ifndef USE_PROTOTYPE
67#	define USE_PROTOTYPE 1
68#   endif
69#   ifndef HAS_STDARG
70#	define HAS_STDARG 1
71#   endif
72#   ifndef USE_PROTOTYPE
73#	define USE_PROTOTYPE 1
74#   endif
75#   ifndef USE_TCLALLOC
76#	define USE_TCLALLOC 1
77#   endif
78#   ifndef STRINGIFY
79#	define STRINGIFY(x)	    STRINGIFY1(x)
80#	define STRINGIFY1(x)	    #x
81#   endif
82#   define INLINE
83#endif /* __WIN32__ */
84
85/*
86 * The following definitions set up the proper options for Macintosh
87 * compilers.  We use this method because there is no autoconf equivalent.
88 */
89
90#ifdef MAC_TCL
91#   ifndef HAS_STDARG
92#	define HAS_STDARG 1
93#   endif
94#   ifndef USE_TCLALLOC
95#	define USE_TCLALLOC 1
96#   endif
97#   ifndef NO_STRERROR
98#	define NO_STRERROR 1
99#   endif
100#   define INLINE
101#endif
102
103/*
104 * A special definition used to allow this header file to be included
105 * in resource files so that they can get obtain version information from
106 * this file.  Resource compilers don't like all the C stuff, like typedefs
107 * and procedure declarations, that occur below.
108 */
109
110#ifndef RESOURCE_INCLUDED
111
112#ifndef BUFSIZ
113#include <stdio.h>
114#endif
115
116/*
117 * Definitions that allow Tcl functions with variable numbers of
118 * arguments to be used with either varargs.h or stdarg.h.  TCL_VARARGS
119 * is used in procedure prototypes.  TCL_VARARGS_DEF is used to declare
120 * the arguments in a function definiton: it takes the type and name of
121 * the first argument and supplies the appropriate argument declaration
122 * string for use in the function definition.  TCL_VARARGS_START
123 * initializes the va_list data structure and returns the first argument.
124 */
125
126#if defined(__STDC__) || defined(HAS_STDARG)
127#   define TCL_VARARGS(type, name) (type name, ...)
128#   define TCL_VARARGS_DEF(type, name) (type name, ...)
129#   define TCL_VARARGS_START(type, name, list) (va_start(list, name), name)
130#else
131#   ifdef __cplusplus
132#	define TCL_VARARGS(type, name) (type name, ...)
133#	define TCL_VARARGS_DEF(type, name) (type va_alist, ...)
134#   else
135#	define TCL_VARARGS(type, name) ()
136#	define TCL_VARARGS_DEF(type, name) (va_alist)
137#   endif
138#   define TCL_VARARGS_START(type, name, list) \
139	(va_start(list), va_arg(list, type))
140#endif
141
142/*
143 * Definitions that allow this header file to be used either with or
144 * without ANSI C features like function prototypes.
145 */
146
147#undef _ANSI_ARGS_
148#undef CONST
149#ifndef INLINE
150#   define INLINE
151#endif
152
153#if ((defined(__STDC__) || defined(SABER)) && !defined(NO_PROTOTYPE)) || defined(__cplusplus) || defined(USE_PROTOTYPE)
154#   define _USING_PROTOTYPES_ 1
155#   define _ANSI_ARGS_(x)	x
156#   define CONST const
157#else
158#   define _ANSI_ARGS_(x)	()
159#   define CONST
160#endif
161
162#ifdef __cplusplus
163#   define EXTERN extern "C"
164#else
165#   define EXTERN extern
166#endif
167
168/*
169 * Macro to use instead of "void" for arguments that must have
170 * type "void *" in ANSI C;  maps them to type "char *" in
171 * non-ANSI systems.
172 */
173#ifndef __WIN32__
174#ifndef VOID
175#   ifdef __STDC__
176#       define VOID void
177#   else
178#       define VOID char
179#   endif
180#endif
181#else /* __WIN32__ */
182/*
183 * The following code is copied from winnt.h
184 */
185#ifndef VOID
186#define VOID void
187typedef char CHAR;
188typedef short SHORT;
189typedef long LONG;
190#endif
191#endif /* __WIN32__ */
192
193/*
194 * Miscellaneous declarations.
195 */
196
197#ifndef NULL
198#define NULL 0
199#endif
200
201#ifndef _CLIENTDATA
202#   if defined(__STDC__) || defined(__cplusplus)
203    typedef void *ClientData;
204#   else
205    typedef int *ClientData;
206#   endif /* __STDC__ */
207#define _CLIENTDATA
208#endif
209
210/*
211 * Data structures defined opaquely in this module. The definitions below
212 * just provide dummy types. A few fields are made visible in Tcl_Interp
213 * structures, namely those used for returning a string result from
214 * commands. Direct access to the result field is discouraged in Tcl 8.0.
215 * The interpreter result is either an object or a string, and the two
216 * values are kept consistent unless some C code sets interp->result
217 * directly. Programmers should use either the procedure Tcl_GetObjResult()
218 * or Tcl_GetStringResult() to read the interpreter's result. See the
219 * SetResult man page for details.
220 *
221 * Note: any change to the Tcl_Interp definition below must be mirrored
222 * in the "real" definition in tclInt.h.
223 *
224 * Note: Tcl_ObjCmdProc procedures do not directly set result and freeProc.
225 * Instead, they set a Tcl_Obj member in the "real" structure that can be
226 * accessed with Tcl_GetObjResult() and Tcl_SetObjResult().
227 */
228
229typedef struct Tcl_Interp {
230    char *result;		/* If the last command returned a string
231				 * result, this points to it. */
232    void (*freeProc) _ANSI_ARGS_((char *blockPtr));
233				/* Zero means the string result is
234				 * statically allocated. TCL_DYNAMIC means
235				 * it was allocated with ckalloc and should
236				 * be freed with ckfree. Other values give
237				 * the address of procedure to invoke to
238				 * free the result. Tcl_Eval must free it
239				 * before executing next command. */
240    int errorLine;              /* When TCL_ERROR is returned, this gives
241                                 * the line number within the command where
242                                 * the error occurred (1 if first line). */
243} Tcl_Interp;
244
245typedef struct Tcl_AsyncHandler_ *Tcl_AsyncHandler;
246typedef struct Tcl_Channel_ *Tcl_Channel;
247typedef struct Tcl_Command_ *Tcl_Command;
248typedef struct Tcl_Condition_ *Tcl_Condition;
249typedef struct Tcl_EncodingState_ *Tcl_EncodingState;
250typedef struct Tcl_Encoding_ *Tcl_Encoding;
251typedef struct Tcl_Event Tcl_Event;
252typedef struct Tcl_Mutex_ *Tcl_Mutex;
253typedef struct Tcl_Pid_ *Tcl_Pid;
254typedef struct Tcl_RegExp_ *Tcl_RegExp;
255typedef struct Tcl_ThreadDataKey_ *Tcl_ThreadDataKey;
256typedef struct Tcl_ThreadId_ *Tcl_ThreadId;
257typedef struct Tcl_TimerToken_ *Tcl_TimerToken;
258typedef struct Tcl_Trace_ *Tcl_Trace;
259typedef struct Tcl_Var_ *Tcl_Var;
260
261/*
262 * When a TCL command returns, the interpreter contains a result from the
263 * command. Programmers are strongly encouraged to use one of the
264 * procedures Tcl_GetObjResult() or Tcl_GetStringResult() to read the
265 * interpreter's result. See the SetResult man page for details. Besides
266 * this result, the command procedure returns an integer code, which is
267 * one of the following:
268 *
269 * TCL_OK		Command completed normally; the interpreter's
270 *			result contains	the command's result.
271 * TCL_ERROR		The command couldn't be completed successfully;
272 *			the interpreter's result describes what went wrong.
273 * TCL_RETURN		The command requests that the current procedure
274 *			return; the interpreter's result contains the
275 *			procedure's return value.
276 * TCL_BREAK		The command requests that the innermost loop
277 *			be exited; the interpreter's result is meaningless.
278 * TCL_CONTINUE		Go on to the next iteration of the current loop;
279 *			the interpreter's result is meaningless.
280 */
281
282#define TCL_OK		0
283#define TCL_ERROR	1
284#define TCL_RETURN	2
285#define TCL_BREAK	3
286#define TCL_CONTINUE	4
287
288#define TCL_RESULT_SIZE 200
289
290/*
291 * Argument descriptors for math function callbacks in expressions:
292 */
293
294typedef enum {TCL_INT, TCL_DOUBLE, TCL_EITHER} Tcl_ValueType;
295typedef struct Tcl_Value {
296    Tcl_ValueType type;		/* Indicates intValue or doubleValue is
297				 * valid, or both. */
298    long intValue;		/* Integer value. */
299    double doubleValue;		/* Double-precision floating value. */
300} Tcl_Value;
301
302/*
303 * Forward declaration of Tcl_Obj to prevent an error when the forward
304 * reference to Tcl_Obj is encountered in the procedure types declared
305 * below.
306 */
307
308struct Tcl_Obj;
309
310/*
311 * Procedure types defined by Tcl:
312 */
313
314typedef int (Tcl_AppInitProc) _ANSI_ARGS_((Tcl_Interp *interp));
315typedef int (Tcl_AsyncProc) _ANSI_ARGS_((ClientData clientData,
316	Tcl_Interp *interp, int code));
317typedef void (Tcl_ChannelProc) _ANSI_ARGS_((ClientData clientData, int mask));
318typedef void (Tcl_CloseProc) _ANSI_ARGS_((ClientData data));
319typedef void (Tcl_CmdDeleteProc) _ANSI_ARGS_((ClientData clientData));
320typedef int (Tcl_CmdProc) _ANSI_ARGS_((ClientData clientData,
321	Tcl_Interp *interp, int argc, char *argv[]));
322typedef void (Tcl_CmdTraceProc) _ANSI_ARGS_((ClientData clientData,
323	Tcl_Interp *interp, int level, char *command, Tcl_CmdProc *proc,
324	ClientData cmdClientData, int argc, char *argv[]));
325typedef void (Tcl_DupInternalRepProc) _ANSI_ARGS_((struct Tcl_Obj *srcPtr,
326        struct Tcl_Obj *dupPtr));
327typedef int (Tcl_EncodingConvertProc)_ANSI_ARGS_((ClientData clientData,
328	CONST char *src, int srcLen, int flags, Tcl_EncodingState *statePtr,
329	char *dst, int dstLen, int *srcReadPtr, int *dstWrotePtr,
330	int *dstCharsPtr));
331typedef void (Tcl_EncodingFreeProc)_ANSI_ARGS_((ClientData clientData));
332typedef int (Tcl_EventProc) _ANSI_ARGS_((Tcl_Event *evPtr, int flags));
333typedef void (Tcl_EventCheckProc) _ANSI_ARGS_((ClientData clientData,
334	int flags));
335typedef int (Tcl_EventDeleteProc) _ANSI_ARGS_((Tcl_Event *evPtr,
336        ClientData clientData));
337typedef void (Tcl_EventSetupProc) _ANSI_ARGS_((ClientData clientData,
338	int flags));
339typedef void (Tcl_ExitProc) _ANSI_ARGS_((ClientData clientData));
340typedef void (Tcl_FileProc) _ANSI_ARGS_((ClientData clientData, int mask));
341typedef void (Tcl_FileFreeProc) _ANSI_ARGS_((ClientData clientData));
342typedef void (Tcl_FreeInternalRepProc) _ANSI_ARGS_((struct Tcl_Obj *objPtr));
343typedef void (Tcl_FreeProc) _ANSI_ARGS_((char *blockPtr));
344typedef void (Tcl_IdleProc) _ANSI_ARGS_((ClientData clientData));
345typedef void (Tcl_InterpDeleteProc) _ANSI_ARGS_((ClientData clientData,
346	Tcl_Interp *interp));
347typedef int (Tcl_MathProc) _ANSI_ARGS_((ClientData clientData,
348	Tcl_Interp *interp, Tcl_Value *args, Tcl_Value *resultPtr));
349typedef void (Tcl_NamespaceDeleteProc) _ANSI_ARGS_((ClientData clientData));
350typedef int (Tcl_ObjCmdProc) _ANSI_ARGS_((ClientData clientData,
351	Tcl_Interp *interp, int objc, struct Tcl_Obj *CONST objv[]));
352typedef int (Tcl_PackageInitProc) _ANSI_ARGS_((Tcl_Interp *interp));
353typedef void (Tcl_TcpAcceptProc) _ANSI_ARGS_((ClientData callbackData,
354        Tcl_Channel chan, char *address, int port));
355typedef void (Tcl_TimerProc) _ANSI_ARGS_((ClientData clientData));
356typedef int (Tcl_SetFromAnyProc) _ANSI_ARGS_((Tcl_Interp *interp,
357	struct Tcl_Obj *objPtr));
358typedef void (Tcl_UpdateStringProc) _ANSI_ARGS_((struct Tcl_Obj *objPtr));
359typedef char *(Tcl_VarTraceProc) _ANSI_ARGS_((ClientData clientData,
360	Tcl_Interp *interp, char *part1, char *part2, int flags));
361
362/*
363 * The following structure represents a type of object, which is a
364 * particular internal representation for an object plus a set of
365 * procedures that provide standard operations on objects of that type.
366 */
367
368typedef struct Tcl_ObjType {
369    char *name;			/* Name of the type, e.g. "int". */
370    Tcl_FreeInternalRepProc *freeIntRepProc;
371				/* Called to free any storage for the type's
372				 * internal rep. NULL if the internal rep
373				 * does not need freeing. */
374    Tcl_DupInternalRepProc *dupIntRepProc;
375    				/* Called to create a new object as a copy
376				 * of an existing object. */
377    Tcl_UpdateStringProc *updateStringProc;
378    				/* Called to update the string rep from the
379				 * type's internal representation. */
380    Tcl_SetFromAnyProc *setFromAnyProc;
381    				/* Called to convert the object's internal
382				 * rep to this type. Frees the internal rep
383				 * of the old type. Returns TCL_ERROR on
384				 * failure. */
385} Tcl_ObjType;
386
387/*
388 * One of the following structures exists for each object in the Tcl
389 * system. An object stores a value as either a string, some internal
390 * representation, or both.
391 */
392
393typedef struct Tcl_Obj {
394    int refCount;		/* When 0 the object will be freed. */
395    char *bytes;		/* This points to the first byte of the
396				 * object's string representation. The array
397				 * must be followed by a null byte (i.e., at
398				 * offset length) but may also contain
399				 * embedded null characters. The array's
400				 * storage is allocated by ckalloc. NULL
401				 * means the string rep is invalid and must
402				 * be regenerated from the internal rep.
403				 * Clients should use Tcl_GetStringFromObj
404				 * or Tcl_GetString to get a pointer to the
405				 * byte array as a readonly value. */
406    int length;			/* The number of bytes at *bytes, not
407				 * including the terminating null. */
408    Tcl_ObjType *typePtr;	/* Denotes the object's type. Always
409				 * corresponds to the type of the object's
410				 * internal rep. NULL indicates the object
411				 * has no internal rep (has no type). */
412    union {			/* The internal representation: */
413	long longValue;		/*   - an long integer value */
414	double doubleValue;	/*   - a double-precision floating value */
415	VOID *otherValuePtr;	/*   - another, type-specific value */
416	struct {		/*   - internal rep as two pointers */
417	    VOID *ptr1;
418	    VOID *ptr2;
419	} twoPtrValue;
420    } internalRep;
421} Tcl_Obj;
422
423/*
424 * Macros to increment and decrement a Tcl_Obj's reference count, and to
425 * test whether an object is shared (i.e. has reference count > 1).
426 * Note: clients should use Tcl_DecrRefCount() when they are finished using
427 * an object, and should never call TclFreeObj() directly. TclFreeObj() is
428 * only defined and made public in tcl.h to support Tcl_DecrRefCount's macro
429 * definition. Note also that Tcl_DecrRefCount() refers to the parameter
430 * "obj" twice. This means that you should avoid calling it with an
431 * expression that is expensive to compute or has side effects.
432 */
433
434EXTERN void		Tcl_IncrRefCount _ANSI_ARGS_((Tcl_Obj *objPtr));
435EXTERN void		Tcl_DecrRefCount _ANSI_ARGS_((Tcl_Obj *objPtr));
436EXTERN int		Tcl_IsShared _ANSI_ARGS_((Tcl_Obj *objPtr));
437
438#ifdef TCL_MEM_DEBUG
439#   define Tcl_IncrRefCount(objPtr) \
440	Tcl_DbIncrRefCount(objPtr, __FILE__, __LINE__)
441#   define Tcl_DecrRefCount(objPtr) \
442	Tcl_DbDecrRefCount(objPtr, __FILE__, __LINE__)
443#   define Tcl_IsShared(objPtr) \
444	Tcl_DbIsShared(objPtr, __FILE__, __LINE__)
445#else
446#   define Tcl_IncrRefCount(objPtr) \
447	++(objPtr)->refCount
448#   define Tcl_DecrRefCount(objPtr) \
449	if (--(objPtr)->refCount <= 0) TclFreeObj(objPtr)
450#   define Tcl_IsShared(objPtr) \
451	((objPtr)->refCount > 1)
452#endif
453
454/*
455 * Macros and definitions that help to debug the use of Tcl objects.
456 * When TCL_MEM_DEBUG is defined, the Tcl_New* declarations are
457 * overridden to call debugging versions of the object creation procedures.
458 */
459
460EXTERN Tcl_Obj *	Tcl_NewBooleanObj _ANSI_ARGS_((int boolValue));
461EXTERN Tcl_Obj *	Tcl_NewByteArrayObj _ANSI_ARGS_((unsigned char *bytes,
462			    int length));
463EXTERN Tcl_Obj *	Tcl_NewDoubleObj _ANSI_ARGS_((double doubleValue));
464EXTERN Tcl_Obj *	Tcl_NewIntObj _ANSI_ARGS_((int intValue));
465EXTERN Tcl_Obj *	Tcl_NewListObj _ANSI_ARGS_((int objc,
466			    Tcl_Obj *CONST objv[]));
467EXTERN Tcl_Obj *	Tcl_NewLongObj _ANSI_ARGS_((long longValue));
468EXTERN Tcl_Obj *	Tcl_NewObj _ANSI_ARGS_((void));
469EXTERN Tcl_Obj *	Tcl_NewStringObj _ANSI_ARGS_((CONST char *bytes,
470			    int length));
471
472#ifdef TCL_MEM_DEBUG
473#  define Tcl_NewBooleanObj(val) \
474     Tcl_DbNewBooleanObj(val, __FILE__, __LINE__)
475#  define Tcl_NewDoubleObj(val) \
476     Tcl_DbNewDoubleObj(val, __FILE__, __LINE__)
477#  define Tcl_NewIntObj(val) \
478     Tcl_DbNewLongObj(val, __FILE__, __LINE__)
479#  define Tcl_NewListObj(objc, objv) \
480     Tcl_DbNewListObj(objc, objv, __FILE__, __LINE__)
481#  define Tcl_NewLongObj(val) \
482     Tcl_DbNewLongObj(val, __FILE__, __LINE__)
483#  define Tcl_NewObj() \
484     Tcl_DbNewObj(__FILE__, __LINE__)
485#  define Tcl_NewStringObj(bytes, len) \
486     Tcl_DbNewStringObj(bytes, len, __FILE__, __LINE__)
487#endif /* TCL_MEM_DEBUG */
488
489/*
490 * The following structure contains the state needed by
491 * Tcl_SaveResult.  No-one outside of Tcl should access any of these
492 * fields.  This structure is typically allocated on the stack.
493 */
494
495typedef struct Tcl_SavedResult {
496    char *result;
497    Tcl_FreeProc *freeProc;
498    Tcl_Obj *objResultPtr;
499    char *appendResult;
500    int appendAvl;
501    int appendUsed;
502    char resultSpace[TCL_RESULT_SIZE+1];
503} Tcl_SavedResult;
504
505
506/*
507 * The following definitions support Tcl's namespace facility.
508 * Note: the first five fields must match exactly the fields in a
509 * Namespace structure (see tcl.h).
510 */
511
512typedef struct Tcl_Namespace {
513    char *name;                 /* The namespace's name within its parent
514				 * namespace. This contains no ::'s. The
515				 * name of the global namespace is ""
516				 * although "::" is an synonym. */
517    char *fullName;             /* The namespace's fully qualified name.
518				 * This starts with ::. */
519    ClientData clientData;      /* Arbitrary value associated with this
520				 * namespace. */
521    Tcl_NamespaceDeleteProc* deleteProc;
522                                /* Procedure invoked when deleting the
523				 * namespace to, e.g., free clientData. */
524    struct Tcl_Namespace* parentPtr;
525                                /* Points to the namespace that contains
526				 * this one. NULL if this is the global
527				 * namespace. */
528} Tcl_Namespace;
529
530/*
531 * The following structure represents a call frame, or activation record.
532 * A call frame defines a naming context for a procedure call: its local
533 * scope (for local variables) and its namespace scope (used for non-local
534 * variables; often the global :: namespace). A call frame can also define
535 * the naming context for a namespace eval or namespace inscope command:
536 * the namespace in which the command's code should execute. The
537 * Tcl_CallFrame structures exist only while procedures or namespace
538 * eval/inscope's are being executed, and provide a Tcl call stack.
539 *
540 * A call frame is initialized and pushed using Tcl_PushCallFrame and
541 * popped using Tcl_PopCallFrame. Storage for a Tcl_CallFrame must be
542 * provided by the Tcl_PushCallFrame caller, and callers typically allocate
543 * them on the C call stack for efficiency. For this reason, Tcl_CallFrame
544 * is defined as a structure and not as an opaque token. However, most
545 * Tcl_CallFrame fields are hidden since applications should not access
546 * them directly; others are declared as "dummyX".
547 *
548 * WARNING!! The structure definition must be kept consistent with the
549 * CallFrame structure in tclInt.h. If you change one, change the other.
550 */
551
552typedef struct Tcl_CallFrame {
553    Tcl_Namespace *nsPtr;
554    int dummy1;
555    int dummy2;
556    char *dummy3;
557    char *dummy4;
558    char *dummy5;
559    int dummy6;
560    char *dummy7;
561    char *dummy8;
562    int dummy9;
563    char* dummy10;
564} Tcl_CallFrame;
565
566/*
567 * Information about commands that is returned by Tcl_GetCommandInfo and
568 * passed to Tcl_SetCommandInfo. objProc is an objc/objv object-based
569 * command procedure while proc is a traditional Tcl argc/argv
570 * string-based procedure. Tcl_CreateObjCommand and Tcl_CreateCommand
571 * ensure that both objProc and proc are non-NULL and can be called to
572 * execute the command. However, it may be faster to call one instead of
573 * the other. The member isNativeObjectProc is set to 1 if an
574 * object-based procedure was registered by Tcl_CreateObjCommand, and to
575 * 0 if a string-based procedure was registered by Tcl_CreateCommand.
576 * The other procedure is typically set to a compatibility wrapper that
577 * does string-to-object or object-to-string argument conversions then
578 * calls the other procedure.
579 */
580
581typedef struct Tcl_CmdInfo {
582    int isNativeObjectProc;	 /* 1 if objProc was registered by a call to
583				  * Tcl_CreateObjCommand; 0 otherwise.
584				  * Tcl_SetCmdInfo does not modify this
585				  * field. */
586    Tcl_ObjCmdProc *objProc;	 /* Command's object-based procedure. */
587    ClientData objClientData;	 /* ClientData for object proc. */
588    Tcl_CmdProc *proc;		 /* Command's string-based procedure. */
589    ClientData clientData;	 /* ClientData for string proc. */
590    Tcl_CmdDeleteProc *deleteProc;
591                                 /* Procedure to call when command is
592                                  * deleted. */
593    ClientData deleteData;	 /* Value to pass to deleteProc (usually
594				  * the same as clientData). */
595    Tcl_Namespace *namespacePtr; /* Points to the namespace that contains
596				  * this command. Note that Tcl_SetCmdInfo
597				  * will not change a command's namespace;
598				  * use Tcl_RenameCommand to do that. */
599
600} Tcl_CmdInfo;
601
602/*
603 * The structure defined below is used to hold dynamic strings.  The only
604 * field that clients should use is the string field, and they should
605 * never modify it.
606 */
607
608#define TCL_DSTRING_STATIC_SIZE 200
609typedef struct Tcl_DString {
610    char *string;		/* Points to beginning of string:  either
611				 * staticSpace below or a malloced array. */
612    int length;			/* Number of non-NULL characters in the
613				 * string. */
614    int spaceAvl;		/* Total number of bytes available for the
615				 * string and its terminating NULL char. */
616    char staticSpace[TCL_DSTRING_STATIC_SIZE];
617				/* Space to use in common case where string
618				 * is small. */
619} Tcl_DString;
620
621#define Tcl_DStringLength(dsPtr) ((dsPtr)->length)
622#define Tcl_DStringValue(dsPtr) ((dsPtr)->string)
623#define Tcl_DStringTrunc Tcl_DStringSetLength
624
625/*
626 * Definitions for the maximum number of digits of precision that may
627 * be specified in the "tcl_precision" variable, and the number of
628 * bytes of buffer space required by Tcl_PrintDouble.
629 */
630
631#define TCL_MAX_PREC 17
632#define TCL_DOUBLE_SPACE (TCL_MAX_PREC+10)
633
634/*
635 * Definition for a number of bytes of buffer space sufficient to hold the
636 * string representation of an integer in base 10 (assuming the existence
637 * of 64-bit integers).
638 */
639
640#define TCL_INTEGER_SPACE	24
641
642/*
643 * Flag that may be passed to Tcl_ConvertElement to force it not to
644 * output braces (careful!  if you change this flag be sure to change
645 * the definitions at the front of tclUtil.c).
646 */
647
648#define TCL_DONT_USE_BRACES	1
649
650/*
651 * Flag that may be passed to Tcl_GetIndexFromObj to force it to disallow
652 * abbreviated strings.
653 */
654
655#define TCL_EXACT	1
656
657/*
658 * Flag values passed to Tcl_RecordAndEval and/or Tcl_EvalObj.
659 * WARNING: these bit choices must not conflict with the bit choices
660 * for evalFlag bits in tclInt.h!!
661 */
662
663#define TCL_NO_EVAL		0x10000
664#define TCL_EVAL_GLOBAL		0x20000
665#define TCL_EVAL_DIRECT		0x40000
666
667/*
668 * Special freeProc values that may be passed to Tcl_SetResult (see
669 * the man page for details):
670 */
671
672#define TCL_VOLATILE	((Tcl_FreeProc *) 1)
673#define TCL_STATIC	((Tcl_FreeProc *) 0)
674#define TCL_DYNAMIC	((Tcl_FreeProc *) 3)
675
676/*
677 * Flag values passed to variable-related procedures.
678 */
679
680#define TCL_GLOBAL_ONLY		 1
681#define TCL_NAMESPACE_ONLY	 2
682#define TCL_APPEND_VALUE	 4
683#define TCL_LIST_ELEMENT	 8
684#define TCL_TRACE_READS		 0x10
685#define TCL_TRACE_WRITES	 0x20
686#define TCL_TRACE_UNSETS	 0x40
687#define TCL_TRACE_DESTROYED	 0x80
688#define TCL_INTERP_DESTROYED	 0x100
689#define TCL_LEAVE_ERR_MSG	 0x200
690#define TCL_TRACE_ARRAY		 0x400
691
692/*
693 * The TCL_PARSE_PART1 flag is deprecated and has no effect.
694 * The part1 is now always parsed whenever the part2 is NULL.
695 * (This is to avoid a common error when converting code to
696 *  use the new object based APIs and forgetting to give the
697 *  flag)
698 */
699#ifndef TCL_NO_DEPRECATED
700#define TCL_PARSE_PART1          0x400
701#endif
702
703
704/*
705 * Types for linked variables:
706 */
707
708#define TCL_LINK_INT		1
709#define TCL_LINK_DOUBLE		2
710#define TCL_LINK_BOOLEAN	3
711#define TCL_LINK_STRING		4
712#define TCL_LINK_READ_ONLY	0x80
713
714/*
715 * The following declarations either map ckalloc and ckfree to
716 * malloc and free, or they map them to procedures with all sorts
717 * of debugging hooks defined in tclCkalloc.c.
718 */
719
720EXTERN char *		Tcl_Alloc _ANSI_ARGS_((unsigned int size));
721EXTERN void		Tcl_Free _ANSI_ARGS_((char *ptr));
722EXTERN char *		Tcl_Realloc _ANSI_ARGS_((char *ptr,
723			    unsigned int size));
724EXTERN void		Tcl_InitMemory _ANSI_ARGS_((Tcl_Interp *interp));
725EXTERN int		Tcl_DumpActiveMemory _ANSI_ARGS_((char *fileName));
726EXTERN void		Tcl_ValidateAllMemory _ANSI_ARGS_((char *file,
727			    int line));
728
729#ifdef TCL_MEM_DEBUG
730
731#   define Tcl_Alloc(x) Tcl_DbCkalloc(x, __FILE__, __LINE__)
732#   define Tcl_Free(x)  Tcl_DbCkfree(x, __FILE__, __LINE__)
733#   define Tcl_Realloc(x,y) Tcl_DbCkrealloc((x), (y),__FILE__, __LINE__)
734#   define ckalloc(x) Tcl_DbCkalloc(x, __FILE__, __LINE__)
735#   define ckfree(x)  Tcl_DbCkfree(x, __FILE__, __LINE__)
736#   define ckrealloc(x,y) Tcl_DbCkrealloc((x), (y),__FILE__, __LINE__)
737
738#else
739
740#   if USE_TCLALLOC
741#	define ckalloc(x) Tcl_Alloc(x)
742#	define ckfree(x) Tcl_Free(x)
743#	define ckrealloc(x,y) Tcl_Realloc(x,y)
744#   else
745#	define ckalloc(x) malloc(x)
746#	define ckfree(x)  free(x)
747#	define ckrealloc(x,y) realloc(x,y)
748#   endif
749#   define Tcl_InitMemory(x)
750#   define Tcl_DumpActiveMemory(x)
751#   define Tcl_ValidateAllMemory(x,y)
752
753#endif /* TCL_MEM_DEBUG */
754
755/*
756 * Forward declaration of Tcl_HashTable.  Needed by some C++ compilers
757 * to prevent errors when the forward reference to Tcl_HashTable is
758 * encountered in the Tcl_HashEntry structure.
759 */
760
761#ifdef __cplusplus
762struct Tcl_HashTable;
763#endif
764
765/*
766 * Structure definition for an entry in a hash table.  No-one outside
767 * Tcl should access any of these fields directly;  use the macros
768 * defined below.
769 */
770
771typedef struct Tcl_HashEntry {
772    struct Tcl_HashEntry *nextPtr;	/* Pointer to next entry in this
773					 * hash bucket, or NULL for end of
774					 * chain. */
775    struct Tcl_HashTable *tablePtr;	/* Pointer to table containing entry. */
776    struct Tcl_HashEntry **bucketPtr;	/* Pointer to bucket that points to
777					 * first entry in this entry's chain:
778					 * used for deleting the entry. */
779    ClientData clientData;		/* Application stores something here
780					 * with Tcl_SetHashValue. */
781    union {				/* Key has one of these forms: */
782	char *oneWordValue;		/* One-word value for key. */
783	int words[1];			/* Multiple integer words for key.
784					 * The actual size will be as large
785					 * as necessary for this table's
786					 * keys. */
787	char string[4];			/* String for key.  The actual size
788					 * will be as large as needed to hold
789					 * the key. */
790    } key;				/* MUST BE LAST FIELD IN RECORD!! */
791} Tcl_HashEntry;
792
793/*
794 * Structure definition for a hash table.  Must be in tcl.h so clients
795 * can allocate space for these structures, but clients should never
796 * access any fields in this structure.
797 */
798
799#define TCL_SMALL_HASH_TABLE 4
800typedef struct Tcl_HashTable {
801    Tcl_HashEntry **buckets;		/* Pointer to bucket array.  Each
802					 * element points to first entry in
803					 * bucket's hash chain, or NULL. */
804    Tcl_HashEntry *staticBuckets[TCL_SMALL_HASH_TABLE];
805					/* Bucket array used for small tables
806					 * (to avoid mallocs and frees). */
807    int numBuckets;			/* Total number of buckets allocated
808					 * at **bucketPtr. */
809    int numEntries;			/* Total number of entries present
810					 * in table. */
811    int rebuildSize;			/* Enlarge table when numEntries gets
812					 * to be this large. */
813    int downShift;			/* Shift count used in hashing
814					 * function.  Designed to use high-
815					 * order bits of randomized keys. */
816    int mask;				/* Mask value used in hashing
817					 * function. */
818    int keyType;			/* Type of keys used in this table.
819					 * It's either TCL_STRING_KEYS,
820					 * TCL_ONE_WORD_KEYS, or an integer
821					 * giving the number of ints that
822                                         * is the size of the key.
823					 */
824    Tcl_HashEntry *(*findProc) _ANSI_ARGS_((struct Tcl_HashTable *tablePtr,
825	    CONST char *key));
826    Tcl_HashEntry *(*createProc) _ANSI_ARGS_((struct Tcl_HashTable *tablePtr,
827	    CONST char *key, int *newPtr));
828} Tcl_HashTable;
829
830/*
831 * Structure definition for information used to keep track of searches
832 * through hash tables:
833 */
834
835typedef struct Tcl_HashSearch {
836    Tcl_HashTable *tablePtr;		/* Table being searched. */
837    int nextIndex;			/* Index of next bucket to be
838					 * enumerated after present one. */
839    Tcl_HashEntry *nextEntryPtr;	/* Next entry to be enumerated in the
840					 * the current bucket. */
841} Tcl_HashSearch;
842
843/*
844 * Acceptable key types for hash tables:
845 */
846
847#define TCL_STRING_KEYS		0
848#define TCL_ONE_WORD_KEYS	1
849
850/*
851 * Macros for clients to use to access fields of hash entries:
852 */
853
854#define Tcl_GetHashValue(h) ((h)->clientData)
855#define Tcl_SetHashValue(h, value) ((h)->clientData = (ClientData) (value))
856#define Tcl_GetHashKey(tablePtr, h) \
857    ((char *) (((tablePtr)->keyType == TCL_ONE_WORD_KEYS) ? (h)->key.oneWordValue \
858						: (h)->key.string))
859
860/*
861 * Macros to use for clients to use to invoke find and create procedures
862 * for hash tables:
863 */
864
865#define Tcl_FindHashEntry(tablePtr, key) \
866	(*((tablePtr)->findProc))(tablePtr, key)
867#define Tcl_CreateHashEntry(tablePtr, key, newPtr) \
868	(*((tablePtr)->createProc))(tablePtr, key, newPtr)
869
870/*
871 * Flag values to pass to Tcl_DoOneEvent to disable searches
872 * for some kinds of events:
873 */
874
875#define TCL_DONT_WAIT		(1<<1)
876#define TCL_WINDOW_EVENTS	(1<<2)
877#define TCL_FILE_EVENTS		(1<<3)
878#define TCL_TIMER_EVENTS	(1<<4)
879#define TCL_IDLE_EVENTS		(1<<5)	/* WAS 0x10 ???? */
880#define TCL_ALL_EVENTS		(~TCL_DONT_WAIT)
881
882/*
883 * The following structure defines a generic event for the Tcl event
884 * system.  These are the things that are queued in calls to Tcl_QueueEvent
885 * and serviced later by Tcl_DoOneEvent.  There can be many different
886 * kinds of events with different fields, corresponding to window events,
887 * timer events, etc.  The structure for a particular event consists of
888 * a Tcl_Event header followed by additional information specific to that
889 * event.
890 */
891
892struct Tcl_Event {
893    Tcl_EventProc *proc;	/* Procedure to call to service this event. */
894    struct Tcl_Event *nextPtr;	/* Next in list of pending events, or NULL. */
895};
896
897/*
898 * Positions to pass to Tcl_QueueEvent:
899 */
900
901typedef enum {
902    TCL_QUEUE_TAIL, TCL_QUEUE_HEAD, TCL_QUEUE_MARK
903} Tcl_QueuePosition;
904
905/*
906 * Values to pass to Tcl_SetServiceMode to specify the behavior of notifier
907 * event routines.
908 */
909
910#define TCL_SERVICE_NONE 0
911#define TCL_SERVICE_ALL 1
912
913/*
914 * The following structure keeps is used to hold a time value, either as
915 * an absolute time (the number of seconds from the epoch) or as an
916 * elapsed time. On Unix systems the epoch is Midnight Jan 1, 1970 GMT.
917 * On Macintosh systems the epoch is Midnight Jan 1, 1904 GMT.
918 */
919
920typedef struct Tcl_Time {
921    long sec;			/* Seconds. */
922    long usec;			/* Microseconds. */
923} Tcl_Time;
924
925/*
926 * Bits to pass to Tcl_CreateFileHandler and Tcl_CreateChannelHandler
927 * to indicate what sorts of events are of interest:
928 */
929
930#define TCL_READABLE	(1<<1)
931#define TCL_WRITABLE	(1<<2)
932#define TCL_EXCEPTION	(1<<3)
933
934/*
935 * Flag values to pass to Tcl_OpenCommandChannel to indicate the
936 * disposition of the stdio handles.  TCL_STDIN, TCL_STDOUT, TCL_STDERR,
937 * are also used in Tcl_GetStdChannel.
938 */
939
940#define TCL_STDIN		(1<<1)
941#define TCL_STDOUT		(1<<2)
942#define TCL_STDERR		(1<<3)
943#define TCL_ENFORCE_MODE	(1<<4)
944
945/*
946 * Bits passed to Tcl_DriverClose2Proc to indicate which side of a channel
947 * should be closed.
948 */
949
950#define TCL_CLOSE_READ		(1<<1)
951#define TCL_CLOSE_WRITE	(1<<2)
952
953/*
954 * Value to use as the closeProc for a channel that supports the
955 * close2Proc interface.
956 */
957
958#define TCL_CLOSE2PROC	((Tcl_DriverCloseProc *)1)
959
960/*
961 * Typedefs for the various operations in a channel type:
962 */
963
964typedef int	(Tcl_DriverBlockModeProc) _ANSI_ARGS_((
965		    ClientData instanceData, int mode));
966typedef int	(Tcl_DriverCloseProc) _ANSI_ARGS_((ClientData instanceData,
967		    Tcl_Interp *interp));
968typedef int	(Tcl_DriverClose2Proc) _ANSI_ARGS_((ClientData instanceData,
969		    Tcl_Interp *interp, int flags));
970typedef int	(Tcl_DriverInputProc) _ANSI_ARGS_((ClientData instanceData,
971		    char *buf, int toRead, int *errorCodePtr));
972typedef int	(Tcl_DriverOutputProc) _ANSI_ARGS_((ClientData instanceData,
973		    char *buf, int toWrite, int *errorCodePtr));
974typedef int	(Tcl_DriverSeekProc) _ANSI_ARGS_((ClientData instanceData,
975		    long offset, int mode, int *errorCodePtr));
976typedef int	(Tcl_DriverSetOptionProc) _ANSI_ARGS_((
977		    ClientData instanceData, Tcl_Interp *interp,
978	            char *optionName, char *value));
979typedef int	(Tcl_DriverGetOptionProc) _ANSI_ARGS_((
980		    ClientData instanceData, Tcl_Interp *interp,
981		    char *optionName, Tcl_DString *dsPtr));
982typedef void	(Tcl_DriverWatchProc) _ANSI_ARGS_((
983		    ClientData instanceData, int mask));
984typedef int	(Tcl_DriverGetHandleProc) _ANSI_ARGS_((
985		    ClientData instanceData, int direction,
986		    ClientData *handlePtr));
987
988/*
989 * Enum for different end of line translation and recognition modes.
990 */
991
992typedef enum Tcl_EolTranslation {
993    TCL_TRANSLATE_AUTO,			/* Eol == \r, \n and \r\n. */
994    TCL_TRANSLATE_CR,			/* Eol == \r. */
995    TCL_TRANSLATE_LF,			/* Eol == \n. */
996    TCL_TRANSLATE_CRLF			/* Eol == \r\n. */
997} Tcl_EolTranslation;
998
999/*
1000 * struct Tcl_ChannelType:
1001 *
1002 * One such structure exists for each type (kind) of channel.
1003 * It collects together in one place all the functions that are
1004 * part of the specific channel type.
1005 */
1006
1007typedef struct Tcl_ChannelType {
1008    char *typeName;			/* The name of the channel type in Tcl
1009                                         * commands. This storage is owned by
1010                                         * channel type. */
1011    Tcl_DriverBlockModeProc *blockModeProc;
1012    					/* Set blocking mode for the
1013                                         * raw channel. May be NULL. */
1014    Tcl_DriverCloseProc *closeProc;	/* Procedure to call to close the
1015                                         * channel, or TCL_CLOSE2PROC if the
1016                                         * close2Proc should be used
1017                                         * instead. */
1018    Tcl_DriverInputProc *inputProc;	/* Procedure to call for input
1019                                         * on channel. */
1020    Tcl_DriverOutputProc *outputProc;	/* Procedure to call for output
1021                                         * on channel. */
1022    Tcl_DriverSeekProc *seekProc;	/* Procedure to call to seek
1023                                         * on the channel. May be NULL. */
1024    Tcl_DriverSetOptionProc *setOptionProc;
1025    					/* Set an option on a channel. */
1026    Tcl_DriverGetOptionProc *getOptionProc;
1027    					/* Get an option from a channel. */
1028    Tcl_DriverWatchProc *watchProc;	/* Set up the notifier to watch
1029                                         * for events on this channel. */
1030    Tcl_DriverGetHandleProc *getHandleProc;
1031					/* Get an OS handle from the channel
1032                                         * or NULL if not supported. */
1033    Tcl_DriverClose2Proc *close2Proc;   /* Procedure to call to close the
1034					 * channel if the device supports
1035					 * closing the read & write sides
1036					 * independently. */
1037} Tcl_ChannelType;
1038
1039/*
1040 * The following flags determine whether the blockModeProc above should
1041 * set the channel into blocking or nonblocking mode. They are passed
1042 * as arguments to the blockModeProc procedure in the above structure.
1043 */
1044
1045#define TCL_MODE_BLOCKING 0		/* Put channel into blocking mode. */
1046#define TCL_MODE_NONBLOCKING 1		/* Put channel into nonblocking
1047					 * mode. */
1048
1049/*
1050 * Enum for different types of file paths.
1051 */
1052
1053typedef enum Tcl_PathType {
1054    TCL_PATH_ABSOLUTE,
1055    TCL_PATH_RELATIVE,
1056    TCL_PATH_VOLUME_RELATIVE
1057} Tcl_PathType;
1058
1059/*
1060 * The following structure represents a user-defined encoding.  It collects
1061 * together all the functions that are used by the specific encoding.
1062 */
1063
1064typedef struct Tcl_EncodingType {
1065    CONST char *encodingName;	/* The name of the encoding, e.g.  "euc-jp".
1066				 * This name is the unique key for this
1067				 * encoding type. */
1068    Tcl_EncodingConvertProc *toUtfProc;
1069				/* Procedure to convert from external
1070				 * encoding into UTF-8. */
1071    Tcl_EncodingConvertProc *fromUtfProc;
1072				/* Procedure to convert from UTF-8 into
1073				 * external encoding. */
1074    Tcl_EncodingFreeProc *freeProc;
1075				/* If non-NULL, procedure to call when this
1076				 * encoding is deleted. */
1077    ClientData clientData;	/* Arbitrary value associated with encoding
1078				 * type.  Passed to conversion procedures. */
1079    int nullSize;		/* Number of zero bytes that signify
1080				 * end-of-string in this encoding.  This
1081				 * number is used to determine the source
1082				 * string length when the srcLen argument is
1083				 * negative.  Must be 1 or 2. */
1084} Tcl_EncodingType;
1085
1086/*
1087 * The following definitions are used as values for the conversion control
1088 * flags argument when converting text from one character set to another:
1089 *
1090 * TCL_ENCODING_START:	     	Signifies that the source buffer is the first
1091 *				block in a (potentially multi-block) input
1092 *				stream.  Tells the conversion procedure to
1093 *				reset to an initial state and perform any
1094 *				initialization that needs to occur before the
1095 *				first byte is converted.  If the source
1096 *				buffer contains the entire input stream to be
1097 *				converted, this flag should be set.
1098 *
1099 * TCL_ENCODING_END:		Signifies that the source buffer is the last
1100 *				block in a (potentially multi-block) input
1101 *				stream.  Tells the conversion routine to
1102 *				perform any finalization that needs to occur
1103 *				after the last byte is converted and then to
1104 *				reset to an initial state.  If the source
1105 *				buffer contains the entire input stream to be
1106 *				converted, this flag should be set.
1107 *
1108 * TCL_ENCODING_STOPONERROR:	If set, then the converter will return
1109 *				immediately upon encountering an invalid
1110 *				byte sequence or a source character that has
1111 *				no mapping in the target encoding.  If clear,
1112 *				then the converter will skip the problem,
1113 *				substituting one or more "close" characters
1114 *				in the destination buffer and then continue
1115 *				to sonvert the source.
1116 */
1117
1118#define TCL_ENCODING_START		0x01
1119#define TCL_ENCODING_END		0x02
1120#define TCL_ENCODING_STOPONERROR	0x04
1121
1122/*
1123 * The following definitions are the error codes returned by the conversion
1124 * routines:
1125 *
1126 * TCL_OK:			All characters were converted.
1127 *
1128 * TCL_CONVERT_NOSPACE:		The output buffer would not have been large
1129 *				enough for all of the converted data; as many
1130 *				characters as could fit were converted though.
1131 *
1132 * TCL_CONVERT_MULTIBYTE:	The last few bytes in the source string were
1133 *				the beginning of a multibyte sequence, but
1134 *				more bytes were needed to complete this
1135 *				sequence.  A subsequent call to the conversion
1136 *				routine should pass the beginning of this
1137 *				unconverted sequence plus additional bytes
1138 *				from the source stream to properly convert
1139 *				the formerly split-up multibyte sequence.
1140 *
1141 * TCL_CONVERT_SYNTAX:		The source stream contained an invalid
1142 *				character sequence.  This may occur if the
1143 *				input stream has been damaged or if the input
1144 *				encoding method was misidentified.  This error
1145 *				is reported only if TCL_ENCODING_STOPONERROR
1146 *				was specified.
1147 *
1148 * TCL_CONVERT_UNKNOWN:		The source string contained a character
1149 *				that could not be represented in the target
1150 *				encoding.  This error is reported only if
1151 *				TCL_ENCODING_STOPONERROR was specified.
1152 */
1153
1154#define TCL_CONVERT_MULTIBYTE		-1
1155#define TCL_CONVERT_SYNTAX		-2
1156#define TCL_CONVERT_UNKNOWN		-3
1157#define TCL_CONVERT_NOSPACE		-4
1158
1159/*
1160 * The maximum number of bytes that are necessary to represent a single
1161 * Unicode character in UTF-8.
1162 */
1163
1164#define TCL_UTF_MAX		3
1165
1166/*
1167 * This represents a Unicode character.
1168 */
1169
1170typedef unsigned short Tcl_UniChar;
1171
1172/*
1173 * Exported Tcl procedures:
1174 */
1175
1176EXTERN void		Tcl_AddErrorInfo _ANSI_ARGS_((Tcl_Interp *interp,
1177			    CONST char *message));
1178EXTERN void		Tcl_AddObjErrorInfo _ANSI_ARGS_((Tcl_Interp *interp,
1179			    CONST char *message, int length));
1180EXTERN void		Tcl_AllowExceptions _ANSI_ARGS_((Tcl_Interp *interp));
1181EXTERN int		Tcl_AppendAllObjTypes _ANSI_ARGS_((
1182			    Tcl_Interp *interp, Tcl_Obj *objPtr));
1183EXTERN void		Tcl_AppendElement _ANSI_ARGS_((Tcl_Interp *interp,
1184			    CONST char *string));
1185EXTERN void		Tcl_AppendResult _ANSI_ARGS_(
1186			    TCL_VARARGS(Tcl_Interp *,interp));
1187EXTERN void		Tcl_AppendObjToObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1188			    Tcl_Obj *appendObjPtr));
1189EXTERN void		Tcl_AppendToObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1190			    char *bytes, int length));
1191EXTERN void		Tcl_AppendStringsToObj _ANSI_ARGS_(
1192			    TCL_VARARGS(Tcl_Obj *,interp));
1193EXTERN int		Tcl_AppInit _ANSI_ARGS_((Tcl_Interp *interp));
1194EXTERN void		Tcl_AlertNotifier _ANSI_ARGS_((ClientData clientData));
1195EXTERN Tcl_AsyncHandler	Tcl_AsyncCreate _ANSI_ARGS_((Tcl_AsyncProc *proc,
1196			    ClientData clientData));
1197EXTERN void		Tcl_AsyncDelete _ANSI_ARGS_((Tcl_AsyncHandler async));
1198EXTERN int		Tcl_AsyncInvoke _ANSI_ARGS_((Tcl_Interp *interp,
1199			    int code));
1200EXTERN void		Tcl_AsyncMark _ANSI_ARGS_((Tcl_AsyncHandler async));
1201EXTERN int		Tcl_AsyncReady _ANSI_ARGS_((void));
1202EXTERN void		Tcl_BackgroundError _ANSI_ARGS_((Tcl_Interp *interp));
1203EXTERN char		Tcl_Backslash _ANSI_ARGS_((CONST char *src,
1204			    int *readPtr));
1205EXTERN int		Tcl_BadChannelOption _ANSI_ARGS_((Tcl_Interp *interp,
1206			    char *optionName, char *optionList));
1207EXTERN void		Tcl_CallWhenDeleted _ANSI_ARGS_((Tcl_Interp *interp,
1208			    Tcl_InterpDeleteProc *proc,
1209			    ClientData clientData));
1210EXTERN void		Tcl_CancelIdleCall _ANSI_ARGS_((Tcl_IdleProc *idleProc,
1211			    ClientData clientData));
1212#define Tcl_Ckalloc Tcl_Alloc
1213#define Tcl_Ckfree Tcl_Free
1214#define Tcl_Ckrealloc Tcl_Realloc
1215EXTERN int		Tcl_Close _ANSI_ARGS_((Tcl_Interp *interp,
1216        		    Tcl_Channel chan));
1217EXTERN int		Tcl_CommandComplete _ANSI_ARGS_((char *cmd));
1218EXTERN char *		Tcl_Concat _ANSI_ARGS_((int argc, char **argv));
1219EXTERN Tcl_Obj *	Tcl_ConcatObj _ANSI_ARGS_((int objc,
1220			    Tcl_Obj *CONST objv[]));
1221EXTERN int		Tcl_ConvertCountedElement _ANSI_ARGS_((CONST char *src,
1222			    int length, char *dst, int flags));
1223EXTERN int		Tcl_ConvertElement _ANSI_ARGS_((CONST char *src,
1224			    char *dst, int flags));
1225EXTERN int		Tcl_ConvertToType _ANSI_ARGS_((Tcl_Interp *interp,
1226			    Tcl_Obj *objPtr, Tcl_ObjType *typePtr));
1227EXTERN int		Tcl_CreateAlias _ANSI_ARGS_((Tcl_Interp *slave,
1228			    char *slaveCmd, Tcl_Interp *target,
1229        		    char *targetCmd, int argc, char **argv));
1230EXTERN int		Tcl_CreateAliasObj _ANSI_ARGS_((Tcl_Interp *slave,
1231			    char *slaveCmd, Tcl_Interp *target,
1232        		    char *targetCmd, int objc,
1233		            Tcl_Obj *CONST objv[]));
1234EXTERN Tcl_Channel	Tcl_CreateChannel _ANSI_ARGS_((
1235    			    Tcl_ChannelType *typePtr, char *chanName,
1236                            ClientData instanceData, int mask));
1237EXTERN void		Tcl_CreateChannelHandler _ANSI_ARGS_((
1238			    Tcl_Channel chan, int mask,
1239                            Tcl_ChannelProc *proc, ClientData clientData));
1240EXTERN void		Tcl_CreateCloseHandler _ANSI_ARGS_((
1241			    Tcl_Channel chan, Tcl_CloseProc *proc,
1242                            ClientData clientData));
1243EXTERN Tcl_Command	Tcl_CreateCommand _ANSI_ARGS_((Tcl_Interp *interp,
1244			    char *cmdName, Tcl_CmdProc *proc,
1245			    ClientData clientData,
1246			    Tcl_CmdDeleteProc *deleteProc));
1247EXTERN void		Tcl_CreateEventSource _ANSI_ARGS_((
1248			    Tcl_EventSetupProc *setupProc,
1249			    Tcl_EventCheckProc *checkProc,
1250			    ClientData clientData));
1251EXTERN Tcl_Encoding	Tcl_CreateEncoding _ANSI_ARGS_((
1252			    Tcl_EncodingType *typePtr));
1253EXTERN void		Tcl_CreateExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
1254			    ClientData clientData));
1255EXTERN void		Tcl_CreateFileHandler _ANSI_ARGS_((
1256    			    int fd, int mask, Tcl_FileProc *proc,
1257			    ClientData clientData));
1258EXTERN Tcl_Interp *	Tcl_CreateInterp _ANSI_ARGS_((void));
1259EXTERN void		Tcl_CreateMathFunc _ANSI_ARGS_((Tcl_Interp *interp,
1260			    char *name, int numArgs, Tcl_ValueType *argTypes,
1261			    Tcl_MathProc *proc, ClientData clientData));
1262EXTERN Tcl_Command	Tcl_CreateObjCommand _ANSI_ARGS_((
1263			    Tcl_Interp *interp, char *cmdName,
1264			    Tcl_ObjCmdProc *proc, ClientData clientData,
1265			    Tcl_CmdDeleteProc *deleteProc));
1266EXTERN Tcl_Interp *	Tcl_CreateSlave _ANSI_ARGS_((Tcl_Interp *interp,
1267		            char *slaveName, int isSafe));
1268EXTERN void		Tcl_CreateThreadExitHandler
1269			    _ANSI_ARGS_((Tcl_ExitProc *proc,
1270			    ClientData clientData));
1271EXTERN Tcl_TimerToken	Tcl_CreateTimerHandler _ANSI_ARGS_((int milliseconds,
1272			    Tcl_TimerProc *proc, ClientData clientData));
1273EXTERN Tcl_Trace	Tcl_CreateTrace _ANSI_ARGS_((Tcl_Interp *interp,
1274			    int level, Tcl_CmdTraceProc *proc,
1275			    ClientData clientData));
1276EXTERN char *		Tcl_DbCkalloc _ANSI_ARGS_((unsigned int size,
1277			    char *file, int line));
1278EXTERN int		Tcl_DbCkfree _ANSI_ARGS_((char *ptr,
1279			    char *file, int line));
1280EXTERN char *		Tcl_DbCkrealloc _ANSI_ARGS_((char *ptr,
1281			    unsigned int size, char *file, int line));
1282EXTERN void		Tcl_DbDecrRefCount _ANSI_ARGS_((Tcl_Obj *objPtr,
1283			    char *file, int line));
1284EXTERN void		Tcl_DbIncrRefCount _ANSI_ARGS_((Tcl_Obj *objPtr,
1285			    char *file, int line));
1286EXTERN int		Tcl_DbIsShared _ANSI_ARGS_((Tcl_Obj *objPtr,
1287			    char *file, int line));
1288EXTERN Tcl_Obj *	Tcl_DbNewBooleanObj _ANSI_ARGS_((int boolValue,
1289                            char *file, int line));
1290EXTERN Tcl_Obj *	Tcl_DbNewDoubleObj _ANSI_ARGS_((double doubleValue,
1291                            char *file, int line));
1292EXTERN Tcl_Obj *	Tcl_DbNewListObj _ANSI_ARGS_((int objc,
1293			    Tcl_Obj *CONST objv[], char *file, int line));
1294EXTERN Tcl_Obj *	Tcl_DbNewLongObj _ANSI_ARGS_((long longValue,
1295                            char *file, int line));
1296EXTERN Tcl_Obj *	Tcl_DbNewObj _ANSI_ARGS_((char *file, int line));
1297EXTERN Tcl_Obj *	Tcl_DbNewStringObj _ANSI_ARGS_((CONST char *bytes,
1298			    int length, char *file, int line));
1299EXTERN void		Tcl_DeleteAssocData _ANSI_ARGS_((Tcl_Interp *interp,
1300                            char *name));
1301EXTERN int		Tcl_DeleteCommand _ANSI_ARGS_((Tcl_Interp *interp,
1302			    char *cmdName));
1303EXTERN int		Tcl_DeleteCommandFromToken _ANSI_ARGS_((
1304			    Tcl_Interp *interp, Tcl_Command command));
1305EXTERN void		Tcl_DeleteChannelHandler _ANSI_ARGS_((
1306    			    Tcl_Channel chan, Tcl_ChannelProc *proc,
1307                            ClientData clientData));
1308EXTERN void		Tcl_DeleteCloseHandler _ANSI_ARGS_((
1309			    Tcl_Channel chan, Tcl_CloseProc *proc,
1310                            ClientData clientData));
1311EXTERN void		Tcl_DeleteEvents _ANSI_ARGS_((
1312			    Tcl_EventDeleteProc *proc,
1313                            ClientData clientData));
1314EXTERN void		Tcl_DeleteEventSource _ANSI_ARGS_((
1315			    Tcl_EventSetupProc *setupProc,
1316			    Tcl_EventCheckProc *checkProc,
1317			    ClientData clientData));
1318EXTERN void		Tcl_DeleteExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
1319			    ClientData clientData));
1320EXTERN void		Tcl_DeleteFileHandler _ANSI_ARGS_((int fd));
1321EXTERN void		Tcl_DeleteHashEntry _ANSI_ARGS_((
1322			    Tcl_HashEntry *entryPtr));
1323EXTERN void		Tcl_DeleteHashTable _ANSI_ARGS_((
1324			    Tcl_HashTable *tablePtr));
1325EXTERN void		Tcl_DeleteInterp _ANSI_ARGS_((Tcl_Interp *interp));
1326EXTERN void		Tcl_DeleteThreadExitHandler
1327			    _ANSI_ARGS_((Tcl_ExitProc *proc,
1328			    ClientData clientData));
1329EXTERN void		Tcl_DeleteTimerHandler _ANSI_ARGS_((
1330			    Tcl_TimerToken token));
1331EXTERN void		Tcl_DeleteTrace _ANSI_ARGS_((Tcl_Interp *interp,
1332			    Tcl_Trace trace));
1333EXTERN void		Tcl_DetachPids _ANSI_ARGS_((int numPids, Tcl_Pid *pidPtr));
1334EXTERN void		Tcl_DiscardResult _ANSI_ARGS_((
1335			    Tcl_SavedResult *statePtr));
1336EXTERN void		Tcl_DontCallWhenDeleted _ANSI_ARGS_((
1337			    Tcl_Interp *interp, Tcl_InterpDeleteProc *proc,
1338			    ClientData clientData));
1339EXTERN int		Tcl_DoOneEvent _ANSI_ARGS_((int flags));
1340EXTERN void		Tcl_DoWhenIdle _ANSI_ARGS_((Tcl_IdleProc *proc,
1341			    ClientData clientData));
1342EXTERN char *		Tcl_DStringAppend _ANSI_ARGS_((Tcl_DString *dsPtr,
1343			    CONST char *string, int length));
1344EXTERN char *		Tcl_DStringAppendElement _ANSI_ARGS_((
1345			    Tcl_DString *dsPtr, CONST char *string));
1346EXTERN void		Tcl_DStringEndSublist _ANSI_ARGS_((Tcl_DString *dsPtr));
1347EXTERN void		Tcl_DStringFree _ANSI_ARGS_((Tcl_DString *dsPtr));
1348EXTERN void		Tcl_DStringGetResult _ANSI_ARGS_((Tcl_Interp *interp,
1349			    Tcl_DString *dsPtr));
1350EXTERN void		Tcl_DStringInit _ANSI_ARGS_((Tcl_DString *dsPtr));
1351EXTERN void		Tcl_DStringResult _ANSI_ARGS_((Tcl_Interp *interp,
1352			    Tcl_DString *dsPtr));
1353EXTERN void		Tcl_DStringSetLength _ANSI_ARGS_((Tcl_DString *dsPtr,
1354			    int length));
1355EXTERN void		Tcl_DStringStartSublist _ANSI_ARGS_((
1356			    Tcl_DString *dsPtr));
1357EXTERN Tcl_Obj *	Tcl_DuplicateObj _ANSI_ARGS_((Tcl_Obj *objPtr));
1358EXTERN int		Tcl_Eof _ANSI_ARGS_((Tcl_Channel chan));
1359EXTERN char *		Tcl_ErrnoId _ANSI_ARGS_((void));
1360EXTERN char *		Tcl_ErrnoMsg _ANSI_ARGS_((int err));
1361EXTERN int		Tcl_Eval _ANSI_ARGS_((Tcl_Interp *interp,
1362			    char *string));
1363EXTERN int		Tcl_Eval2 _ANSI_ARGS_((Tcl_Interp *interp,
1364			    char *script, int numBytes, int flags));
1365EXTERN int		Tcl_EvalFile _ANSI_ARGS_((Tcl_Interp *interp,
1366			    char *fileName));
1367EXTERN int		Tcl_EvalObjv _ANSI_ARGS_ ((Tcl_Interp *interp,
1368			    int objc, Tcl_Obj *CONST objv[], char *string,
1369			    int length, int flags));
1370EXTERN int		Tcl_EvalObj _ANSI_ARGS_((Tcl_Interp *interp,
1371			    Tcl_Obj *objPtr, int flags));
1372EXTERN void		Tcl_EventuallyFree _ANSI_ARGS_((ClientData clientData,
1373			    Tcl_FreeProc *freeProc));
1374EXTERN void		Tcl_Exit _ANSI_ARGS_((int status));
1375EXTERN void		Tcl_ExitThread _ANSI_ARGS_((int status));
1376EXTERN int		Tcl_ExposeCommand _ANSI_ARGS_((Tcl_Interp *interp,
1377        		    char *hiddenCmdToken, char *cmdName));
1378EXTERN int		Tcl_ExprBoolean _ANSI_ARGS_((Tcl_Interp *interp,
1379			    char *string, int *ptr));
1380EXTERN int		Tcl_ExprBooleanObj _ANSI_ARGS_((Tcl_Interp *interp,
1381			    Tcl_Obj *objPtr, int *ptr));
1382EXTERN int		Tcl_ExprDouble _ANSI_ARGS_((Tcl_Interp *interp,
1383			    char *string, double *ptr));
1384EXTERN int		Tcl_ExprDoubleObj _ANSI_ARGS_((Tcl_Interp *interp,
1385			    Tcl_Obj *objPtr, double *ptr));
1386EXTERN int		Tcl_ExprLong _ANSI_ARGS_((Tcl_Interp *interp,
1387			    char *string, long *ptr));
1388EXTERN int		Tcl_ExprLongObj _ANSI_ARGS_((Tcl_Interp *interp,
1389			    Tcl_Obj *objPtr, long *ptr));
1390EXTERN int		Tcl_ExprObj _ANSI_ARGS_((Tcl_Interp *interp,
1391			    Tcl_Obj *objPtr, Tcl_Obj **resultPtrPtr));
1392EXTERN int		Tcl_ExprString _ANSI_ARGS_((Tcl_Interp *interp,
1393			    char *string));
1394EXTERN int		Tcl_ExternalToUtf _ANSI_ARGS_((Tcl_Interp *interp,
1395			    Tcl_Encoding encoding, CONST char *src, int srcLen,
1396			    int flags, Tcl_EncodingState *statePtr, char *dst,
1397			    int dstLen, int *srcReadPtr, int *dstWrotePtr,
1398			    int *dstCharsPtr));
1399EXTERN char *		Tcl_ExternalToUtfDString _ANSI_ARGS_((
1400			    Tcl_Encoding encoding, CONST char *src,
1401			    int srcLen, Tcl_DString *dsPtr));
1402EXTERN void		Tcl_Finalize _ANSI_ARGS_((void));
1403EXTERN void		Tcl_FinalizeThread _ANSI_ARGS_((void));
1404EXTERN void		Tcl_FinalizeNotifier _ANSI_ARGS_((
1405			    ClientData clientData));
1406EXTERN void		Tcl_FindExecutable _ANSI_ARGS_((CONST char *argv0));
1407EXTERN Tcl_HashEntry *	Tcl_FirstHashEntry _ANSI_ARGS_((
1408			    Tcl_HashTable *tablePtr,
1409			    Tcl_HashSearch *searchPtr));
1410EXTERN int		Tcl_Flush _ANSI_ARGS_((Tcl_Channel chan));
1411EXTERN void		Tcl_FreeEncoding _ANSI_ARGS_((Tcl_Encoding encoding));
1412EXTERN void		TclFreeObj _ANSI_ARGS_((Tcl_Obj *objPtr));
1413EXTERN void		Tcl_FreeResult _ANSI_ARGS_((Tcl_Interp *interp));
1414EXTERN int		Tcl_GetAlias _ANSI_ARGS_((Tcl_Interp *interp,
1415       			    char *slaveCmd, Tcl_Interp **targetInterpPtr,
1416                            char **targetCmdPtr, int *argcPtr,
1417			    char ***argvPtr));
1418EXTERN int		Tcl_GetAliasObj _ANSI_ARGS_((Tcl_Interp *interp,
1419       			    char *slaveCmd, Tcl_Interp **targetInterpPtr,
1420                            char **targetCmdPtr, int *objcPtr,
1421			    Tcl_Obj ***objv));
1422EXTERN ClientData	Tcl_GetAssocData _ANSI_ARGS_((Tcl_Interp *interp,
1423                            char *name, Tcl_InterpDeleteProc **procPtr));
1424EXTERN int		Tcl_GetBoolean _ANSI_ARGS_((Tcl_Interp *interp,
1425			    char *string, int *boolPtr));
1426EXTERN int		Tcl_GetBooleanFromObj _ANSI_ARGS_((
1427			    Tcl_Interp *interp, Tcl_Obj *objPtr,
1428			    int *boolPtr));
1429EXTERN unsigned char *	Tcl_GetByteArrayFromObj _ANSI_ARGS_((
1430			    Tcl_Obj *objPtr, int *lengthPtr));
1431EXTERN Tcl_Channel	Tcl_GetChannel _ANSI_ARGS_((Tcl_Interp *interp,
1432	        	    char *chanName, int *modePtr));
1433EXTERN int		Tcl_GetChannelBufferSize _ANSI_ARGS_((
1434    			    Tcl_Channel chan));
1435
1436/* Andreas Kupries <a.kupries@westend.com>, 05/31/1997.
1437 * Support of Tcl-Trf (binio).
1438 */
1439EXTERN int	Tcl_GetChannelByteorder _ANSI_ARGS_((
1440    			    Tcl_Channel chan));
1441
1442EXTERN int		Tcl_GetChannelHandle _ANSI_ARGS_((Tcl_Channel chan,
1443	        	    int direction, ClientData *handlePtr));
1444EXTERN ClientData	Tcl_GetChannelInstanceData _ANSI_ARGS_((
1445    			    Tcl_Channel chan));
1446EXTERN int		Tcl_GetChannelMode _ANSI_ARGS_((Tcl_Channel chan));
1447EXTERN char *		Tcl_GetChannelName _ANSI_ARGS_((Tcl_Channel chan));
1448EXTERN int		Tcl_GetChannelOption _ANSI_ARGS_((Tcl_Interp *interp,
1449			    Tcl_Channel chan, char *optionName,
1450			    Tcl_DString *dsPtr));
1451EXTERN Tcl_ChannelType * Tcl_GetChannelType _ANSI_ARGS_((Tcl_Channel chan));
1452EXTERN int		Tcl_GetCommandInfo _ANSI_ARGS_((Tcl_Interp *interp,
1453			    char *cmdName, Tcl_CmdInfo *infoPtr));
1454EXTERN char *		Tcl_GetCommandName _ANSI_ARGS_((Tcl_Interp *interp,
1455			    Tcl_Command command));
1456EXTERN Tcl_ThreadId	Tcl_GetCurrentThread _ANSI_ARGS_((void));
1457EXTERN int		Tcl_GetDouble _ANSI_ARGS_((Tcl_Interp *interp,
1458			    char *string, double *doublePtr));
1459EXTERN int		Tcl_GetDoubleFromObj _ANSI_ARGS_((
1460			    Tcl_Interp *interp, Tcl_Obj *objPtr,
1461			    double *doublePtr));
1462EXTERN Tcl_Encoding	Tcl_GetEncoding _ANSI_ARGS_((Tcl_Interp *interp,
1463			    CONST char *name));
1464EXTERN char *		Tcl_GetEncodingName _ANSI_ARGS_((
1465			    Tcl_Encoding encoding));
1466EXTERN void		Tcl_GetEncodingNames _ANSI_ARGS_((Tcl_Interp *interp));
1467EXTERN Tcl_Obj *	Tcl_GetEncodingPath _ANSI_ARGS_((void));
1468EXTERN int		Tcl_GetErrno _ANSI_ARGS_((void));
1469EXTERN int		Tcl_GetErrorLine _ANSI_ARGS_((Tcl_Interp *interp));
1470EXTERN char *		Tcl_GetHostName _ANSI_ARGS_((void));
1471EXTERN int		Tcl_GetIndexFromObj _ANSI_ARGS_((Tcl_Interp *interp,
1472			    Tcl_Obj *objPtr, char **tablePtr, char *msg,
1473			    int flags, int *indexPtr));
1474EXTERN int		Tcl_GetIndexFromObjStruct _ANSI_ARGS_((
1475			    Tcl_Interp *interp, Tcl_Obj *objPtr,
1476			    char **tablePtr, int offset, char *msg, int flags,
1477			    int *indexPtr));
1478EXTERN int		Tcl_GetInt _ANSI_ARGS_((Tcl_Interp *interp,
1479			    char *string, int *intPtr));
1480EXTERN int		Tcl_GetInterpPath _ANSI_ARGS_((Tcl_Interp *askInterp,
1481			    Tcl_Interp *slaveInterp));
1482EXTERN int		Tcl_GetIntFromObj _ANSI_ARGS_((Tcl_Interp *interp,
1483			    Tcl_Obj *objPtr, int *intPtr));
1484EXTERN int		Tcl_GetLongFromObj _ANSI_ARGS_((Tcl_Interp *interp,
1485			    Tcl_Obj *objPtr, long *longPtr));
1486EXTERN Tcl_Interp *	Tcl_GetMaster _ANSI_ARGS_((Tcl_Interp *interp));
1487EXTERN Tcl_Obj *	Tcl_GetObjResult _ANSI_ARGS_((Tcl_Interp *interp));
1488EXTERN Tcl_Obj *	Tcl_GetObjVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1489			    char *part1, char *part2, int flags));
1490EXTERN Tcl_ObjType *	Tcl_GetObjType _ANSI_ARGS_((char *typeName));
1491EXTERN int		Tcl_GetOpenFile _ANSI_ARGS_((Tcl_Interp *interp,
1492			    char *string, int write, int checkUsage,
1493			    ClientData *filePtr));
1494EXTERN Tcl_Command	Tcl_GetOriginalCommand _ANSI_ARGS_((
1495			    Tcl_Command command));
1496EXTERN Tcl_PathType	Tcl_GetPathType _ANSI_ARGS_((char *path));
1497EXTERN int		Tcl_Gets _ANSI_ARGS_((Tcl_Channel chan,
1498        		    Tcl_DString *dsPtr));
1499EXTERN int		Tcl_GetsObj _ANSI_ARGS_((Tcl_Channel chan,
1500        		    Tcl_Obj *objPtr));
1501EXTERN int		Tcl_GetServiceMode _ANSI_ARGS_((void));
1502EXTERN Tcl_Interp *	Tcl_GetSlave _ANSI_ARGS_((Tcl_Interp *interp,
1503			    char *slaveName));
1504EXTERN Tcl_Channel	Tcl_GetStdChannel _ANSI_ARGS_((int type));
1505EXTERN char *		Tcl_GetString _ANSI_ARGS_((Tcl_Obj *objPtr));
1506EXTERN char *		Tcl_GetStringFromObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1507			    int *lengthPtr));
1508EXTERN char *		Tcl_GetStringResult _ANSI_ARGS_((Tcl_Interp *interp));
1509EXTERN VOID *		Tcl_GetThreadData _ANSI_ARGS_((
1510			    Tcl_ThreadDataKey *keyPtr, int size));
1511EXTERN char *		Tcl_GetVar _ANSI_ARGS_((Tcl_Interp *interp,
1512			    char *varName, int flags));
1513EXTERN char *		Tcl_GetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1514			    char *part1, char *part2, int flags));
1515EXTERN int		Tcl_GlobalEval _ANSI_ARGS_((Tcl_Interp *interp,
1516			    char *command));
1517EXTERN char *		Tcl_HashStats _ANSI_ARGS_((Tcl_HashTable *tablePtr));
1518EXTERN int		Tcl_HideCommand _ANSI_ARGS_((Tcl_Interp *interp,
1519		            char *cmdName, char *hiddenCmdToken));
1520EXTERN int		Tcl_Init _ANSI_ARGS_((Tcl_Interp *interp));
1521EXTERN void		Tcl_InitHashTable _ANSI_ARGS_((Tcl_HashTable *tablePtr,
1522			    int keyType));
1523EXTERN ClientData	Tcl_InitNotifier _ANSI_ARGS_((void));
1524EXTERN int		Tcl_InputBlocked _ANSI_ARGS_((Tcl_Channel chan));
1525EXTERN int		Tcl_InputBuffered _ANSI_ARGS_((Tcl_Channel chan));
1526EXTERN int		Tcl_InterpDeleted _ANSI_ARGS_((Tcl_Interp *interp));
1527EXTERN int		Tcl_IsSafe _ANSI_ARGS_((Tcl_Interp *interp));
1528EXTERN void		Tcl_InvalidateStringRep _ANSI_ARGS_((
1529			    Tcl_Obj *objPtr));
1530EXTERN char *		Tcl_JoinPath _ANSI_ARGS_((int argc, char **argv,
1531			    Tcl_DString *resultPtr));
1532EXTERN int		Tcl_LinkVar _ANSI_ARGS_((Tcl_Interp *interp,
1533			    char *varName, char *addr, int type));
1534EXTERN int		Tcl_ListObjAppendList _ANSI_ARGS_((
1535			    Tcl_Interp *interp, Tcl_Obj *listPtr,
1536			    Tcl_Obj *elemListPtr));
1537EXTERN int		Tcl_ListObjAppendElement _ANSI_ARGS_((
1538			    Tcl_Interp *interp, Tcl_Obj *listPtr,
1539			    Tcl_Obj *objPtr));
1540EXTERN int		Tcl_ListObjGetElements _ANSI_ARGS_((
1541			    Tcl_Interp *interp, Tcl_Obj *listPtr,
1542			    int *objcPtr, Tcl_Obj ***objvPtr));
1543EXTERN int		Tcl_ListObjIndex _ANSI_ARGS_((Tcl_Interp *interp,
1544			    Tcl_Obj *listPtr, int index,
1545			    Tcl_Obj **objPtrPtr));
1546EXTERN int		Tcl_ListObjLength _ANSI_ARGS_((Tcl_Interp *interp,
1547			    Tcl_Obj *listPtr, int *intPtr));
1548EXTERN int		Tcl_ListObjReplace _ANSI_ARGS_((Tcl_Interp *interp,
1549			    Tcl_Obj *listPtr, int first, int count,
1550			    int objc, Tcl_Obj *CONST objv[]));
1551EXTERN void		Tcl_Main _ANSI_ARGS_((int argc, char **argv,
1552			    Tcl_AppInitProc *appInitProc));
1553EXTERN Tcl_Channel	Tcl_MakeFileChannel _ANSI_ARGS_((ClientData handle,
1554			    int mode));
1555EXTERN int		Tcl_MakeSafe _ANSI_ARGS_((Tcl_Interp *interp));
1556EXTERN Tcl_Channel	Tcl_MakeTcpClientChannel _ANSI_ARGS_((
1557    			    ClientData tcpSocket));
1558EXTERN char *		Tcl_Merge _ANSI_ARGS_((int argc, char **argv));
1559#ifdef TCL_THREADS
1560EXTERN void		Tcl_MutexLock _ANSI_ARGS_((Tcl_Mutex *mutexPtr));
1561EXTERN void		Tcl_MutexUnlock _ANSI_ARGS_((Tcl_Mutex *mutexPtr));
1562EXTERN void		Tcl_ConditionNotify _ANSI_ARGS_((Tcl_Condition *condPtr));
1563EXTERN void		Tcl_ConditionWait _ANSI_ARGS_((Tcl_Condition *condPtr,
1564			    Tcl_Mutex *mutexPtr, Tcl_Time *timePtr));
1565#else
1566#define Tcl_MutexLock(mutexPtr)
1567#define Tcl_MutexUnlock(mutexPtr)
1568#define Tcl_ConditionNotify(condPtr)
1569#define Tcl_ConditionWait(condPtr, mutexPtr, timePtr)
1570#endif /* TCL_THREADS */
1571EXTERN Tcl_HashEntry *	Tcl_NextHashEntry _ANSI_ARGS_((
1572			    Tcl_HashSearch *searchPtr));
1573EXTERN void		Tcl_NotifyChannel _ANSI_ARGS_((Tcl_Channel channel,
1574			    int mask));
1575EXTERN int		Tcl_NumUtfChars _ANSI_ARGS_((CONST char *src,
1576			    int len));
1577EXTERN Tcl_Channel	Tcl_OpenCommandChannel _ANSI_ARGS_((
1578    			    Tcl_Interp *interp, int argc, char **argv,
1579			    int flags));
1580EXTERN Tcl_Channel	Tcl_OpenFileChannel _ANSI_ARGS_((Tcl_Interp *interp,
1581        		    char *fileName, char *modeString,
1582                            int permissions));
1583EXTERN Tcl_Channel	Tcl_OpenTcpClient _ANSI_ARGS_((Tcl_Interp *interp,
1584			    int port, char *address, char *myaddr,
1585		            int myport, int async));
1586EXTERN Tcl_Channel	Tcl_OpenTcpServer _ANSI_ARGS_((Tcl_Interp *interp,
1587		            int port, char *host,
1588        		    Tcl_TcpAcceptProc *acceptProc,
1589			    ClientData callbackData));
1590EXTERN char *		Tcl_ParseVar _ANSI_ARGS_((Tcl_Interp *interp,
1591			    char *string, char **termPtr));
1592EXTERN int		Tcl_PkgProvide _ANSI_ARGS_((Tcl_Interp *interp,
1593			    char *name, char *version));
1594EXTERN char *		Tcl_PkgRequire _ANSI_ARGS_((Tcl_Interp *interp,
1595			    char *name, char *version, int exact));
1596EXTERN char *		Tcl_PosixError _ANSI_ARGS_((Tcl_Interp *interp));
1597EXTERN void		Tcl_Preserve _ANSI_ARGS_((ClientData data));
1598EXTERN void		Tcl_PrintDouble _ANSI_ARGS_((Tcl_Interp *interp,
1599			    double value, char *dst));
1600EXTERN int		Tcl_PutEnv _ANSI_ARGS_((CONST char *string));
1601EXTERN void		Tcl_QueueEvent _ANSI_ARGS_((Tcl_Event *evPtr,
1602			    Tcl_QueuePosition position));
1603EXTERN int		Tcl_Read _ANSI_ARGS_((Tcl_Channel chan,
1604	        	    char *bufPtr, int toRead));
1605EXTERN int		Tcl_ReadChars _ANSI_ARGS_((Tcl_Channel channel,
1606			    Tcl_Obj *objPtr, int charsToRead, int appendFlag));
1607EXTERN void		Tcl_ReapDetachedProcs _ANSI_ARGS_((void));
1608EXTERN int		Tcl_RecordAndEval _ANSI_ARGS_((Tcl_Interp *interp,
1609			    char *cmd, int flags));
1610EXTERN int		Tcl_RecordAndEvalObj _ANSI_ARGS_((Tcl_Interp *interp,
1611			    Tcl_Obj *cmdPtr, int flags));
1612EXTERN Tcl_RegExp	Tcl_RegExpCompile _ANSI_ARGS_((Tcl_Interp *interp,
1613			    char *string));
1614EXTERN int		Tcl_RegExpExec _ANSI_ARGS_((Tcl_Interp *interp,
1615			    Tcl_RegExp regexp, CONST char *string,
1616			    CONST char *start));
1617EXTERN int		Tcl_RegExpMatch _ANSI_ARGS_((Tcl_Interp *interp,
1618			    char *string, char *pattern));
1619EXTERN void		Tcl_RegExpRange _ANSI_ARGS_((Tcl_RegExp regexp,
1620			    int index, char **startPtr, char **endPtr));
1621EXTERN void		Tcl_RegisterChannel _ANSI_ARGS_((Tcl_Interp *interp,
1622	        	    Tcl_Channel chan));
1623EXTERN void		Tcl_RegisterObjType _ANSI_ARGS_((
1624			    Tcl_ObjType *typePtr));
1625EXTERN void		Tcl_Release _ANSI_ARGS_((ClientData clientData));
1626EXTERN void		Tcl_RestartIdleTimer _ANSI_ARGS_((void));
1627EXTERN void		Tcl_ResetResult _ANSI_ARGS_((Tcl_Interp *interp));
1628EXTERN void		Tcl_RestoreResult _ANSI_ARGS_((Tcl_Interp *interp,
1629			    Tcl_SavedResult *statePtr));
1630#define Tcl_Return Tcl_SetResult
1631EXTERN void		Tcl_SaveResult _ANSI_ARGS_((Tcl_Interp *interp,
1632			    Tcl_SavedResult *statePtr));
1633EXTERN int		Tcl_ScanCountedElement _ANSI_ARGS_((CONST char *string,
1634			    int length, int *flagPtr));
1635EXTERN int		Tcl_ScanElement _ANSI_ARGS_((CONST char *string,
1636			    int *flagPtr));
1637EXTERN int		Tcl_Seek _ANSI_ARGS_((Tcl_Channel chan,
1638        		    int offset, int mode));
1639EXTERN int		Tcl_ServiceAll _ANSI_ARGS_((void));
1640EXTERN int		Tcl_ServiceEvent _ANSI_ARGS_((int flags));
1641EXTERN void		Tcl_SetAssocData _ANSI_ARGS_((Tcl_Interp *interp,
1642                            char *name, Tcl_InterpDeleteProc *proc,
1643                            ClientData clientData));
1644EXTERN void		Tcl_SetBooleanObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1645			    int boolValue));
1646EXTERN unsigned char *	Tcl_SetByteArrayLength _ANSI_ARGS_((Tcl_Obj *objPtr,
1647			    int length));
1648EXTERN void		Tcl_SetByteArrayObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1649			    unsigned char *bytes, int length));
1650EXTERN void		Tcl_SetChannelBufferSize _ANSI_ARGS_((
1651			    Tcl_Channel chan, int sz));
1652EXTERN int		Tcl_SetChannelOption _ANSI_ARGS_((
1653			    Tcl_Interp *interp, Tcl_Channel chan,
1654	        	    char *optionName, char *newValue));
1655EXTERN int		Tcl_SetCommandInfo _ANSI_ARGS_((Tcl_Interp *interp,
1656			    char *cmdName, Tcl_CmdInfo *infoPtr));
1657EXTERN void		Tcl_SetDoubleObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1658			    double doubleValue));
1659EXTERN void		Tcl_SetErrno _ANSI_ARGS_((int err));
1660EXTERN void		Tcl_SetErrorCode _ANSI_ARGS_(
1661    			    TCL_VARARGS(Tcl_Interp *,arg1));
1662EXTERN void		Tcl_SetIntObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1663			    int intValue));
1664EXTERN void		Tcl_SetListObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1665			    int objc, Tcl_Obj *CONST objv[]));
1666EXTERN void		Tcl_SetLongObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1667			    long longValue));
1668EXTERN void		Tcl_SetMaxBlockTime _ANSI_ARGS_((Tcl_Time *timePtr));
1669EXTERN void		Tcl_SetObjErrorCode _ANSI_ARGS_((Tcl_Interp *interp,
1670			    Tcl_Obj *errorObjPtr));
1671EXTERN void		Tcl_SetObjLength _ANSI_ARGS_((Tcl_Obj *objPtr,
1672			    int length));
1673EXTERN void		Tcl_SetObjResult _ANSI_ARGS_((Tcl_Interp *interp,
1674			    Tcl_Obj *resultObjPtr));
1675EXTERN Tcl_Obj *	Tcl_SetObjVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1676			    char *part1, char *part2, Tcl_Obj *newValuePtr,
1677			    int flags));
1678EXTERN void		Tcl_SetPanicProc _ANSI_ARGS_((void (*proc)
1679			    _ANSI_ARGS_(TCL_VARARGS(char *, format))));
1680EXTERN int		Tcl_SetRecursionLimit _ANSI_ARGS_((Tcl_Interp *interp,
1681			    int depth));
1682EXTERN void		Tcl_SetResult _ANSI_ARGS_((Tcl_Interp *interp,
1683			    char *string, Tcl_FreeProc *freeProc));
1684EXTERN int		Tcl_SetServiceMode _ANSI_ARGS_((int mode));
1685EXTERN void		Tcl_SetStdChannel _ANSI_ARGS_((Tcl_Channel channel,
1686			    int type));
1687EXTERN void		Tcl_SetStringObj _ANSI_ARGS_((Tcl_Obj *objPtr,
1688			    char *bytes, int length));
1689EXTERN void		Tcl_SetTimer _ANSI_ARGS_((Tcl_Time *timePtr));
1690EXTERN int		Tcl_SetSystemEncoding _ANSI_ARGS_((Tcl_Interp *interp,
1691			    CONST char *name));
1692EXTERN char *		Tcl_SetVar _ANSI_ARGS_((Tcl_Interp *interp,
1693			    char *varName, char *newValue, int flags));
1694EXTERN char *		Tcl_SetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1695			    char *part1, char *part2, char *newValue,
1696			    int flags));
1697EXTERN char *		Tcl_SignalId _ANSI_ARGS_((int sig));
1698EXTERN char *		Tcl_SignalMsg _ANSI_ARGS_((int sig));
1699EXTERN void		Tcl_Sleep _ANSI_ARGS_((int ms));
1700EXTERN void		Tcl_SourceRCFile _ANSI_ARGS_((Tcl_Interp *interp));
1701EXTERN int		Tcl_SplitList _ANSI_ARGS_((Tcl_Interp *interp,
1702			    CONST char *list, int *argcPtr, char ***argvPtr));
1703EXTERN void		Tcl_SplitPath _ANSI_ARGS_((CONST char *path,
1704			    int *argcPtr, char ***argvPtr));
1705EXTERN void		Tcl_StaticPackage _ANSI_ARGS_((Tcl_Interp *interp,
1706			    char *pkgName, Tcl_PackageInitProc *initProc,
1707			    Tcl_PackageInitProc *safeInitProc));
1708EXTERN int		Tcl_StringMatch _ANSI_ARGS_((CONST char *string,
1709			    CONST char *pattern));
1710EXTERN int		Tcl_Tell _ANSI_ARGS_((Tcl_Channel chan));
1711EXTERN void		Tcl_ThreadAlert _ANSI_ARGS_((Tcl_ThreadId threadId));
1712EXTERN void		Tcl_ThreadQueueEvent _ANSI_ARGS_((
1713			    Tcl_ThreadId threadId, Tcl_Event* evPtr,
1714			    Tcl_QueuePosition position));
1715#define Tcl_TildeSubst Tcl_TranslateFileName
1716EXTERN int		Tcl_TraceVar _ANSI_ARGS_((Tcl_Interp *interp,
1717			    char *varName, int flags, Tcl_VarTraceProc *proc,
1718			    ClientData clientData));
1719EXTERN int		Tcl_TraceVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1720			    char *part1, char *part2, int flags,
1721			    Tcl_VarTraceProc *proc, ClientData clientData));
1722EXTERN char *		Tcl_TranslateFileName _ANSI_ARGS_((Tcl_Interp *interp,
1723			    char *name, Tcl_DString *bufferPtr));
1724EXTERN int		Tcl_Ungets _ANSI_ARGS_((Tcl_Channel chan, char *str,
1725			    int len, int atHead));
1726EXTERN Tcl_UniChar	Tcl_UniCharAtIndex _ANSI_ARGS_((CONST char *src,
1727			    int index));
1728EXTERN Tcl_UniChar	Tcl_UniCharToLower _ANSI_ARGS_((int ch));
1729EXTERN Tcl_UniChar	Tcl_UniCharToTitle _ANSI_ARGS_((int ch));
1730EXTERN Tcl_UniChar	Tcl_UniCharToUpper _ANSI_ARGS_((int ch));
1731EXTERN int		Tcl_UniCharToUtf _ANSI_ARGS_((int ch,
1732			    char *buf));
1733EXTERN void		Tcl_UnlinkVar _ANSI_ARGS_((Tcl_Interp *interp,
1734			    char *varName));
1735EXTERN int		Tcl_UnregisterChannel _ANSI_ARGS_((Tcl_Interp *interp,
1736			    Tcl_Channel chan));
1737EXTERN int		Tcl_UnsetVar _ANSI_ARGS_((Tcl_Interp *interp,
1738			    char *varName, int flags));
1739EXTERN int		Tcl_UnsetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1740			    char *part1, char *part2, int flags));
1741EXTERN void		Tcl_UntraceVar _ANSI_ARGS_((Tcl_Interp *interp,
1742			    char *varName, int flags, Tcl_VarTraceProc *proc,
1743			    ClientData clientData));
1744EXTERN void		Tcl_UntraceVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1745			    char *part1, char *part2, int flags,
1746			    Tcl_VarTraceProc *proc, ClientData clientData));
1747EXTERN void		Tcl_UpdateLinkedVar _ANSI_ARGS_((Tcl_Interp *interp,
1748			    char *varName));
1749EXTERN int		Tcl_UpVar _ANSI_ARGS_((Tcl_Interp *interp,
1750			    char *frameName, char *varName,
1751			    char *localName, int flags));
1752EXTERN int		Tcl_UpVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1753			    char *frameName, char *part1, char *part2,
1754			    char *localName, int flags));
1755EXTERN char *		Tcl_UtfAtIndex _ANSI_ARGS_((CONST char *src,
1756			    int index));
1757EXTERN int		Tcl_UtfCharComplete _ANSI_ARGS_((CONST char *src,
1758			    int len));
1759EXTERN int		Tcl_UtfBackslash _ANSI_ARGS_((CONST char *src,
1760			    int *readPtr, char *dst));
1761EXTERN char *		Tcl_UtfFindFirst _ANSI_ARGS_((CONST char *src,
1762			    int ch));
1763EXTERN char *		Tcl_UtfFindLast _ANSI_ARGS_((CONST char *src,
1764			    int ch));
1765EXTERN int		Tcl_UtfIsLower _ANSI_ARGS_((CONST char *src));
1766EXTERN int		Tcl_UtfIsUpper _ANSI_ARGS_((CONST char *src));
1767EXTERN char *		Tcl_UtfNext _ANSI_ARGS_((CONST char *src));
1768EXTERN char *		Tcl_UtfPrev _ANSI_ARGS_((CONST char *src,
1769			    CONST char *start));
1770EXTERN int		Tcl_UtfToExternal _ANSI_ARGS_((Tcl_Interp *interp,
1771			    Tcl_Encoding encoding, CONST char *src, int srcLen,
1772			    int flags, Tcl_EncodingState *statePtr, char *dst,
1773			    int dstLen, int *srcReadPtr, int *dstWrotePtr,
1774			    int *dstCharsPtr));
1775EXTERN char *		Tcl_UtfToExternalDString _ANSI_ARGS_((
1776			    Tcl_Encoding encoding, CONST char *src,
1777			    int srcLen, Tcl_DString *dsPtr));
1778EXTERN int		Tcl_UtfToLower _ANSI_ARGS_((char *src));
1779EXTERN int		Tcl_UtfToTitle _ANSI_ARGS_((char *src));
1780EXTERN int		Tcl_UtfToUniChar _ANSI_ARGS_((CONST char *src,
1781			    Tcl_UniChar *chPtr));
1782EXTERN int		Tcl_UtfToUpper _ANSI_ARGS_((char *src));
1783EXTERN int		Tcl_VarEval _ANSI_ARGS_(
1784    			    TCL_VARARGS(Tcl_Interp *,interp));
1785EXTERN ClientData	Tcl_VarTraceInfo _ANSI_ARGS_((Tcl_Interp *interp,
1786			    char *varName, int flags,
1787			    Tcl_VarTraceProc *procPtr,
1788			    ClientData prevClientData));
1789EXTERN ClientData	Tcl_VarTraceInfo2 _ANSI_ARGS_((Tcl_Interp *interp,
1790			    char *part1, char *part2, int flags,
1791			    Tcl_VarTraceProc *procPtr,
1792			    ClientData prevClientData));
1793EXTERN int		Tcl_WaitForEvent _ANSI_ARGS_((Tcl_Time *timePtr));
1794EXTERN Tcl_Pid		Tcl_WaitPid _ANSI_ARGS_((Tcl_Pid pid, int *statPtr,
1795			    int options));
1796EXTERN int		Tcl_Write _ANSI_ARGS_((Tcl_Channel chan,
1797			    char *src, int srcLen));
1798EXTERN int		Tcl_WriteChars _ANSI_ARGS_((Tcl_Channel chan,
1799			    CONST char *src, int srcLen));
1800EXTERN int		Tcl_WriteObj _ANSI_ARGS_((Tcl_Channel chan,
1801			    Tcl_Obj *objPtr));
1802EXTERN void		Tcl_WrongNumArgs _ANSI_ARGS_((Tcl_Interp *interp,
1803			    int objc, Tcl_Obj *CONST objv[], char *message));
1804
1805/* Andreas Kupries <a.kupries@westend.com>, 05/31/1997.
1806 * Support for Tcl-Trf (channel interceptors).
1807 */
1808
1809EXTERN Tcl_Channel Tcl_ReplaceChannel _ANSI_ARGS_ ((Tcl_Interp*      interp,
1810						    Tcl_ChannelType* typePtr,
1811						    ClientData  instanceData,
1812						    int         mask,
1813						    Tcl_Channel prevChan));
1814
1815EXTERN void Tcl_UndoReplaceChannel _ANSI_ARGS_ ((Tcl_Interp* interp,
1816						 Tcl_Channel chan));
1817
1818
1819#endif /* RESOURCE_INCLUDED */
1820#endif /* _TCL */
1821