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) 1994-1996 Sun Microsystems, Inc.
9  *
10  * See the file "license.terms" for information on usage and redistribution
11  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
12  *
13  * SCCS: @(#) tcl.h 1.285 97/01/29 13:04:49
14  */
15 
16 #ifndef _TCL
17 #define _TCL
18 
19 #include <ast.h>
20 
21 /*
22  * When version numbers change here, must also go into the following files
23  * and update the version numbers:
24  *
25  * library/init.tcl
26  * unix/configure.in
27  * unix/Makefile.in
28  * unix/pkginfo
29  * win/makefile.bc
30  * win/makefile.vc
31  *
32  * The release level should be  0 for alpha, 1 for beta, and 2 for
33  * final/patch.  The release serial value is the number that follows the
34  * "a", "b", or "p" in the patch level; for example, if the patch level
35  * is 7.6b2, TCL_RELEASE_SERIAL is 2.  It restarts at 1 whenever the
36  * release level is changed, except for the final release which is 0
37  * (the first patch will start at 1).
38  */
39 
40 #define TCL_MAJOR_VERSION   7
41 #define TCL_MINOR_VERSION   6
42 #define TCL_RELEASE_LEVEL   2
43 #define TCL_RELEASE_SERIAL  2
44 
45 #define TCL_VERSION	    "7.6"
46 #define TCL_PATCH_LEVEL	    "7.6p2"
47 
48 /*
49  * The following definitions set up the proper options for Windows
50  * compilers.  We use this method because there is no autoconf equivalent.
51  */
52 
53 #if !defined(_UWIN) && !defined(__CYGWIN__) && (defined(__WIN32__) || defined(_WIN32) || defined(WIN32))
54 #define	WIN_TCL		1
55 #endif
56 
57 #ifdef WIN_TCL
58 #   ifndef STRICT
59 #	define STRICT
60 #   endif
61 #   ifndef USE_PROTOTYPE
62 #	define USE_PROTOTYPE 1
63 #   endif
64 #   ifndef HAS_STDARG
65 #	define HAS_STDARG 1
66 #   endif
67 #   ifndef USE_PROTOTYPE
68 #	define USE_PROTOTYPE 1
69 #   endif
70 #   ifndef USE_TCLALLOC
71 #	define USE_TCLALLOC 1
72 #   endif
73 #   ifndef STRINGIFY
74 #	define STRINGIFY(x)	    STRINGIFY1(x)
75 #	define STRINGIFY1(x)	    #x
76 #   endif
77 #endif /* WIN_TCL */
78 
79 /*
80  * The following definitions set up the proper options for Macintosh
81  * compilers.  We use this method because there is no autoconf equivalent.
82  */
83 
84 #ifdef MAC_TCL
85 #   ifndef HAS_STDARG
86 #	define HAS_STDARG 1
87 #   endif
88 #   ifndef USE_TCLALLOC
89 #	define USE_TCLALLOC 1
90 #   endif
91 #   ifndef NO_STRERROR
92 #	define NO_STRERROR 1
93 #   endif
94 #endif
95 
96 /*
97  * A special definition used to allow this header file to be included
98  * in resource files so that they can get obtain version information from
99  * this file.  Resource compilers don't like all the C stuff, like typedefs
100  * and procedure declarations, that occur below.
101  */
102 
103 #ifndef RESOURCE_INCLUDED
104 
105 #ifndef BUFSIZ
106 #include <stdio.h>
107 #endif
108 
109 /*
110  * Definitions that allow Tcl functions with variable numbers of
111  * arguments to be used with either varargs.h or stdarg.h.  TCL_VARARGS
112  * is used in procedure prototypes.  TCL_VARARGS_DEF is used to declare
113  * the arguments in a function definiton: it takes the type and name of
114  * the first argument and supplies the appropriate argument declaration
115  * string for use in the function definition.  TCL_VARARGS_START
116  * initializes the va_list data structure and returns the first argument.
117  */
118 
119 #if defined(__STDC__) || defined(HAS_STDARG)
120 #   define TCL_VARARGS(type, name) (type name, ...)
121 #   define TCL_VARARGS_DEF(type, name) (type name, ...)
122 #   define TCL_VARARGS_START(type, name, list) (va_start(list, name), name)
123 #else
124 #   ifdef __cplusplus
125 #	define TCL_VARARGS(type, name) (type name, ...)
126 #	define TCL_VARARGS_DEF(type, name) (type va_alist, ...)
127 #   else
128 #	define TCL_VARARGS(type, name) ()
129 #	define TCL_VARARGS_DEF(type, name) (va_alist)
130 #   endif
131 #   define TCL_VARARGS_START(type, name, list) \
132 	(va_start(list), va_arg(list, type))
133 #endif
134 
135 /*
136  * Definitions that allow this header file to be used either with or
137  * without ANSI C features like function prototypes.
138  */
139 
140 #undef _ANSI_ARGS_
141 #undef CONST
142 
143 #if ((defined(__STDC__) || defined(SABER)) && !defined(NO_PROTOTYPE)) || defined(__cplusplus) || defined(USE_PROTOTYPE)
144 #   define _USING_PROTOTYPES_ 1
145 #   define _ANSI_ARGS_(x)	x
146 #   define CONST const
147 #else
148 #   define _ANSI_ARGS_(x)	()
149 #   define CONST
150 #endif
151 
152 #if _BLD_tcl && defined(__EXPORT__)
153 #define extern		__EXPORT__
154 #endif
155 
156 #ifdef __cplusplus
157 #   define EXTERN extern "C"
158 #else
159 #   define EXTERN extern
160 #endif
161 
162 /*
163  * Macro to use instead of "void" for arguments that must have
164  * type "void *" in ANSI C;  maps them to type "char *" in
165  * non-ANSI systems.
166  */
167 #ifndef WIN_TCL
168 #ifndef VOID
169 #   ifdef __STDC__
170 #       define VOID void
171 #   else
172 #       define VOID char
173 #   endif
174 #endif
175 #else /* WIN_TCL */
176 /*
177  * The following code is copied from winnt.h
178  */
179 #ifndef VOID
180 #define VOID void
181 typedef char CHAR;
182 typedef short SHORT;
183 typedef long LONG;
184 #endif
185 #endif /* WIN_TCL */
186 
187 /*
188  * Miscellaneous declarations.
189  */
190 
191 #ifndef NULL
192 #define NULL 0
193 #endif
194 
195 #ifndef _CLIENTDATA
196 #   if defined(__STDC__) || defined(__cplusplus)
197     typedef void *ClientData;
198 #   else
199     typedef int *ClientData;
200 #   endif /* __STDC__ */
201 #define _CLIENTDATA
202 #endif
203 
204 /*
205  * Data structures defined opaquely in this module.  The definitions
206  * below just provide dummy types.  A few fields are made visible in
207  * Tcl_Interp structures, namely those for returning string values.
208  * Note:  any change to the Tcl_Interp definition below must be mirrored
209  * in the "real" definition in tclInt.h.
210  */
211 
212 typedef struct Tcl_Interp{
213     char *result;		/* Points to result string returned by last
214 				 * command. */
215     void (*freeProc) _ANSI_ARGS_((char *blockPtr));
216 				/* Zero means result is statically allocated.
217 				 * TCL_DYNAMIC means result was allocated with
218 				 * ckalloc and should be freed with ckfree.
219 				 * Other values give address of procedure
220 				 * to invoke to free the result.  Must be
221 				 * freed by Tcl_Eval before executing next
222 				 * command. */
223     int errorLine;		/* When TCL_ERROR is returned, this gives
224 				 * the line number within the command where
225 				 * the error occurred (1 means first line). */
226 } Tcl_Interp;
227 
228 typedef struct Tcl_AsyncHandler_ *Tcl_AsyncHandler;
229 typedef struct Tcl_Command_ *Tcl_Command;
230 typedef struct Tcl_Event Tcl_Event;
231 typedef struct Tcl_File_ *Tcl_File;
232 typedef struct Tcl_Channel_ *Tcl_Channel;
233 typedef struct Tcl_RegExp_ *Tcl_RegExp;
234 typedef struct Tcl_TimerToken_ *Tcl_TimerToken;
235 typedef struct Tcl_Trace_ *Tcl_Trace;
236 
237 /*
238  * When a TCL command returns, the string pointer interp->result points to
239  * a string containing return information from the command.  In addition,
240  * the command procedure returns an integer value, which is one of the
241  * following:
242  *
243  * TCL_OK		Command completed normally;  interp->result contains
244  *			the command's result.
245  * TCL_ERROR		The command couldn't be completed successfully;
246  *			interp->result describes what went wrong.
247  * TCL_RETURN		The command requests that the current procedure
248  *			return;  interp->result contains the procedure's
249  *			return value.
250  * TCL_BREAK		The command requests that the innermost loop
251  *			be exited;  interp->result is meaningless.
252  * TCL_CONTINUE		Go on to the next iteration of the current loop;
253  *			interp->result is meaningless.
254  */
255 
256 #define TCL_OK		0
257 #define TCL_ERROR	1
258 #define TCL_RETURN	2
259 #define TCL_BREAK	3
260 #define TCL_CONTINUE	4
261 
262 #define TCL_RESULT_SIZE 200
263 
264 /*
265  * Argument descriptors for math function callbacks in expressions:
266  */
267 
268 typedef enum {TCL_INT, TCL_DOUBLE, TCL_EITHER} Tcl_ValueType;
269 typedef struct Tcl_Value {
270     Tcl_ValueType type;		/* Indicates intValue or doubleValue is
271 				 * valid, or both. */
272     long intValue;		/* Integer value. */
273     double doubleValue;		/* Double-precision floating value. */
274 } Tcl_Value;
275 
276 /*
277  * Procedure types defined by Tcl:
278  */
279 
280 typedef int (Tcl_AppInitProc) _ANSI_ARGS_((Tcl_Interp *interp));
281 typedef int (Tcl_AsyncProc) _ANSI_ARGS_((ClientData clientData,
282 	Tcl_Interp *interp, int code));
283 typedef void (Tcl_ChannelProc) _ANSI_ARGS_((ClientData clientData, int mask));
284 typedef void (Tcl_CloseProc) _ANSI_ARGS_((ClientData data));
285 typedef void (Tcl_CmdDeleteProc) _ANSI_ARGS_((ClientData clientData));
286 typedef int (Tcl_CmdProc) _ANSI_ARGS_((ClientData clientData,
287 	Tcl_Interp *interp, int argc, char *argv[]));
288 typedef void (Tcl_CmdTraceProc) _ANSI_ARGS_((ClientData clientData,
289 	Tcl_Interp *interp, int level, char *command, Tcl_CmdProc *proc,
290 	ClientData cmdClientData, int argc, char *argv[]));
291 typedef int (Tcl_EventProc) _ANSI_ARGS_((Tcl_Event *evPtr, int flags));
292 typedef void (Tcl_EventCheckProc) _ANSI_ARGS_((ClientData clientData,
293 	int flags));
294 typedef int (Tcl_EventDeleteProc) _ANSI_ARGS_((Tcl_Event *evPtr,
295         ClientData clientData));
296 typedef void (Tcl_EventSetupProc) _ANSI_ARGS_((ClientData clientData,
297 	int flags));
298 typedef void (Tcl_ExitProc) _ANSI_ARGS_((ClientData clientData));
299 typedef void (Tcl_FileProc) _ANSI_ARGS_((ClientData clientData, int mask));
300 typedef void (Tcl_FileFreeProc) _ANSI_ARGS_((ClientData clientData));
301 typedef void (Tcl_FreeProc) _ANSI_ARGS_((char *blockPtr));
302 typedef void (Tcl_IdleProc) _ANSI_ARGS_((ClientData clientData));
303 typedef void (Tcl_InterpDeleteProc) _ANSI_ARGS_((ClientData clientData,
304 	Tcl_Interp *interp));
305 typedef int (Tcl_MathProc) _ANSI_ARGS_((ClientData clientData,
306 	Tcl_Interp *interp, Tcl_Value *args, Tcl_Value *resultPtr));
307 typedef int (Tcl_PackageInitProc) _ANSI_ARGS_((Tcl_Interp *interp));
308 typedef void (Tcl_TcpAcceptProc) _ANSI_ARGS_((ClientData callbackData,
309         Tcl_Channel chan, char *address, int port));
310 typedef void (Tcl_TimerProc) _ANSI_ARGS_((ClientData clientData));
311 typedef char *(Tcl_VarTraceProc) _ANSI_ARGS_((ClientData clientData,
312 	Tcl_Interp *interp, char *part1, char *part2, int flags));
313 
314 /*
315  * The structure returned by Tcl_GetCmdInfo and passed into
316  * Tcl_SetCmdInfo:
317  */
318 
319 typedef struct Tcl_CmdInfo {
320     Tcl_CmdProc *proc;			/* Procedure to implement command. */
321     ClientData clientData;		/* ClientData passed to proc. */
322     Tcl_CmdDeleteProc *deleteProc;	/* Procedure to call when command
323 					 * is deleted. */
324     ClientData deleteData;		/* Value to pass to deleteProc (usually
325 					 * the same as clientData). */
326 } Tcl_CmdInfo;
327 
328 /*
329  * The structure defined below is used to hold dynamic strings.  The only
330  * field that clients should use is the string field, and they should
331  * never modify it.
332  */
333 
334 #define TCL_DSTRING_STATIC_SIZE 200
335 typedef struct Tcl_DString {
336     char *string;		/* Points to beginning of string:  either
337 				 * staticSpace below or a malloc'ed array. */
338     int length;			/* Number of non-NULL characters in the
339 				 * string. */
340     int spaceAvl;		/* Total number of bytes available for the
341 				 * string and its terminating NULL char. */
342     char staticSpace[TCL_DSTRING_STATIC_SIZE];
343 				/* Space to use in common case where string
344 				 * is small. */
345 } Tcl_DString;
346 
347 #define Tcl_DStringLength(dsPtr) ((dsPtr)->length)
348 #define Tcl_DStringValue(dsPtr) ((dsPtr)->string)
349 #define Tcl_DStringTrunc Tcl_DStringSetLength
350 
351 /*
352  * Definitions for the maximum number of digits of precision that may
353  * be specified in the "tcl_precision" variable, and the number of
354  * characters of buffer space required by Tcl_PrintDouble.
355  */
356 
357 #define TCL_MAX_PREC 17
358 #define TCL_DOUBLE_SPACE (TCL_MAX_PREC+10)
359 
360 /*
361  * Flag that may be passed to Tcl_ConvertElement to force it not to
362  * output braces (careful!  if you change this flag be sure to change
363  * the definitions at the front of tclUtil.c).
364  */
365 
366 #define TCL_DONT_USE_BRACES	1
367 
368 /*
369  * Flag values passed to Tcl_RecordAndEval.
370  * WARNING: these bit choices must not conflict with the bit choices
371  * for evalFlag bits in tclInt.h!!
372  */
373 
374 #define TCL_NO_EVAL		0x10000
375 #define TCL_EVAL_GLOBAL		0x20000
376 
377 /*
378  * Special freeProc values that may be passed to Tcl_SetResult (see
379  * the man page for details):
380  */
381 
382 #define TCL_VOLATILE	((Tcl_FreeProc *) 1)
383 #define TCL_STATIC	((Tcl_FreeProc *) 0)
384 #define TCL_DYNAMIC	((Tcl_FreeProc *) 3)
385 
386 /*
387  * Flag values passed to variable-related procedures.
388  */
389 
390 #define TCL_GLOBAL_ONLY		1
391 #define TCL_APPEND_VALUE	2
392 #define TCL_LIST_ELEMENT	4
393 #define TCL_TRACE_READS		0x10
394 #define TCL_TRACE_WRITES	0x20
395 #define TCL_TRACE_UNSETS	0x40
396 #define TCL_TRACE_DESTROYED	0x80
397 #define TCL_INTERP_DESTROYED	0x100
398 #define TCL_LEAVE_ERR_MSG	0x200
399 
400 /*
401  * Types for linked variables:
402  */
403 
404 #define TCL_LINK_INT		1
405 #define TCL_LINK_DOUBLE		2
406 #define TCL_LINK_BOOLEAN	3
407 #define TCL_LINK_STRING		4
408 #define TCL_LINK_READ_ONLY	0x80
409 
410 /*
411  * The following declarations either map ckalloc and ckfree to
412  * malloc and free, or they map them to procedures with all sorts
413  * of debugging hooks defined in tclCkalloc.c.
414  */
415 
416 EXTERN char *		Tcl_Alloc _ANSI_ARGS_((unsigned int size));
417 EXTERN void		Tcl_Free _ANSI_ARGS_((char *ptr));
418 EXTERN char *		Tcl_Realloc _ANSI_ARGS_((char *ptr,
419 			    unsigned int size));
420 
421 #ifdef TCL_MEM_DEBUG
422 
423 #  define Tcl_Alloc(x) Tcl_DbCkalloc(x, __FILE__, __LINE__)
424 #  define Tcl_Free(x)  Tcl_DbCkfree(x, __FILE__, __LINE__)
425 #  define Tcl_Realloc(x,y) Tcl_DbCkrealloc((x), (y),__FILE__, __LINE__)
426 #  define ckalloc(x) Tcl_DbCkalloc(x, __FILE__, __LINE__)
427 #  define ckfree(x)  Tcl_DbCkfree(x, __FILE__, __LINE__)
428 #  define ckrealloc(x,y) Tcl_DbCkrealloc((x), (y),__FILE__, __LINE__)
429 
430 EXTERN int		Tcl_DumpActiveMemory _ANSI_ARGS_((char *fileName));
431 EXTERN void		Tcl_ValidateAllMemory _ANSI_ARGS_((char *file,
432 			    int line));
433 
434 #else
435 
436 #  if USE_TCLALLOC
437 #     define ckalloc(x) Tcl_Alloc(x)
438 #     define ckfree(x) Tcl_Free(x)
439 #     define ckrealloc(x,y) Tcl_Realloc(x,y)
440 #  else
441 #     define ckalloc(x) malloc(x)
442 #     define ckfree(x)  free(x)
443 #     define ckrealloc(x,y) realloc(x,y)
444 #  endif
445 #  define Tcl_DumpActiveMemory(x)
446 #  define Tcl_ValidateAllMemory(x,y)
447 
448 #endif /* TCL_MEM_DEBUG */
449 
450 /*
451  * Macro to free result of interpreter.
452  */
453 
454 #define Tcl_FreeResult(interp)					\
455     if ((interp)->freeProc != 0) {				\
456 	if (((interp)->freeProc == TCL_DYNAMIC)			\
457 	    || ((interp)->freeProc == (Tcl_FreeProc *) free)) {	\
458 	    ckfree((interp)->result);				\
459 	} else {						\
460 	    (*(interp)->freeProc)((interp)->result);		\
461 	}							\
462 	(interp)->freeProc = 0;					\
463     }
464 
465 /*
466  * Forward declaration of Tcl_HashTable.  Needed by some C++ compilers
467  * to prevent errors when the forward reference to Tcl_HashTable is
468  * encountered in the Tcl_HashEntry structure.
469  */
470 
471 #ifdef __cplusplus
472 struct Tcl_HashTable;
473 #endif
474 
475 /*
476  * Structure definition for an entry in a hash table.  No-one outside
477  * Tcl should access any of these fields directly;  use the macros
478  * defined below.
479  */
480 
481 typedef struct Tcl_HashEntry {
482     struct Tcl_HashEntry *nextPtr;	/* Pointer to next entry in this
483 					 * hash bucket, or NULL for end of
484 					 * chain. */
485     struct Tcl_HashTable *tablePtr;	/* Pointer to table containing entry. */
486     struct Tcl_HashEntry **bucketPtr;	/* Pointer to bucket that points to
487 					 * first entry in this entry's chain:
488 					 * used for deleting the entry. */
489     ClientData clientData;		/* Application stores something here
490 					 * with Tcl_SetHashValue. */
491     union {				/* Key has one of these forms: */
492 	char *oneWordValue;		/* One-word value for key. */
493 	int words[1];			/* Multiple integer words for key.
494 					 * The actual size will be as large
495 					 * as necessary for this table's
496 					 * keys. */
497 	char string[4];			/* String for key.  The actual size
498 					 * will be as large as needed to hold
499 					 * the key. */
500     } key;				/* MUST BE LAST FIELD IN RECORD!! */
501 } Tcl_HashEntry;
502 
503 /*
504  * Structure definition for a hash table.  Must be in tcl.h so clients
505  * can allocate space for these structures, but clients should never
506  * access any fields in this structure.
507  */
508 
509 #define TCL_SMALL_HASH_TABLE 4
510 typedef struct Tcl_HashTable {
511     Tcl_HashEntry **buckets;		/* Pointer to bucket array.  Each
512 					 * element points to first entry in
513 					 * bucket's hash chain, or NULL. */
514     Tcl_HashEntry *staticBuckets[TCL_SMALL_HASH_TABLE];
515 					/* Bucket array used for small tables
516 					 * (to avoid mallocs and frees). */
517     int numBuckets;			/* Total number of buckets allocated
518 					 * at **bucketPtr. */
519     int numEntries;			/* Total number of entries present
520 					 * in table. */
521     int rebuildSize;			/* Enlarge table when numEntries gets
522 					 * to be this large. */
523     int downShift;			/* Shift count used in hashing
524 					 * function.  Designed to use high-
525 					 * order bits of randomized keys. */
526     int mask;				/* Mask value used in hashing
527 					 * function. */
528     int keyType;			/* Type of keys used in this table.
529 					 * It's either TCL_STRING_KEYS,
530 					 * TCL_ONE_WORD_KEYS, or an integer
531 					 * giving the number of ints that
532                                          * is the size of the key.
533 					 */
534     Tcl_HashEntry *(*findProc) _ANSI_ARGS_((struct Tcl_HashTable *tablePtr,
535 	    char *key));
536     Tcl_HashEntry *(*createProc) _ANSI_ARGS_((struct Tcl_HashTable *tablePtr,
537 	    char *key, int *newPtr));
538 } Tcl_HashTable;
539 
540 /*
541  * Structure definition for information used to keep track of searches
542  * through hash tables:
543  */
544 
545 typedef struct Tcl_HashSearch {
546     Tcl_HashTable *tablePtr;		/* Table being searched. */
547     int nextIndex;			/* Index of next bucket to be
548 					 * enumerated after present one. */
549     Tcl_HashEntry *nextEntryPtr;	/* Next entry to be enumerated in the
550 					 * the current bucket. */
551 } Tcl_HashSearch;
552 
553 /*
554  * Acceptable key types for hash tables:
555  */
556 
557 #define TCL_STRING_KEYS		0
558 #define TCL_ONE_WORD_KEYS	1
559 
560 /*
561  * Macros for clients to use to access fields of hash entries:
562  */
563 
564 #define Tcl_GetHashValue(h) ((h)->clientData)
565 #define Tcl_SetHashValue(h, value) ((h)->clientData = (ClientData) (value))
566 #define Tcl_GetHashKey(tablePtr, h) \
567     ((char *) (((tablePtr)->keyType == TCL_ONE_WORD_KEYS) ? (h)->key.oneWordValue \
568 						: (h)->key.string))
569 
570 /*
571  * Macros to use for clients to use to invoke find and create procedures
572  * for hash tables:
573  */
574 
575 #define Tcl_FindHashEntry(tablePtr, key) \
576 	(*((tablePtr)->findProc))(tablePtr, key)
577 #define Tcl_CreateHashEntry(tablePtr, key, newPtr) \
578 	(*((tablePtr)->createProc))(tablePtr, key, newPtr)
579 
580 /*
581  * Flag values to pass to Tcl_DoOneEvent to disable searches
582  * for some kinds of events:
583  */
584 
585 #define TCL_DONT_WAIT		(1<<1)
586 #define TCL_WINDOW_EVENTS	(1<<2)
587 #define TCL_FILE_EVENTS		(1<<3)
588 #define TCL_TIMER_EVENTS	(1<<4)
589 #define TCL_IDLE_EVENTS		(1<<5)	/* WAS 0x10 ???? */
590 #define TCL_ALL_EVENTS		(~TCL_DONT_WAIT)
591 
592 /*
593  * The following structure defines a generic event for the Tcl event
594  * system.  These are the things that are queued in calls to Tcl_QueueEvent
595  * and serviced later by Tcl_DoOneEvent.  There can be many different
596  * kinds of events with different fields, corresponding to window events,
597  * timer events, etc.  The structure for a particular event consists of
598  * a Tcl_Event header followed by additional information specific to that
599  * event.
600  */
601 
602 struct Tcl_Event {
603     Tcl_EventProc *proc;	/* Procedure to call to service this event. */
604     struct Tcl_Event *nextPtr;	/* Next in list of pending events, or NULL. */
605 };
606 
607 /*
608  * Positions to pass to Tk_QueueEvent:
609  */
610 
611 typedef enum {
612     TCL_QUEUE_TAIL, TCL_QUEUE_HEAD, TCL_QUEUE_MARK
613 } Tcl_QueuePosition;
614 
615 /*
616  * The following structure keeps is used to hold a time value, either as
617  * an absolute time (the number of seconds from the epoch) or as an
618  * elapsed time. On Unix systems the epoch is Midnight Jan 1, 1970 GMT.
619  * On Macintosh systems the epoch is Midnight Jan 1, 1904 GMT.
620  */
621 
622 typedef struct Tcl_Time {
623     long sec;			/* Seconds. */
624     long usec;			/* Microseconds. */
625 } Tcl_Time;
626 
627 /*
628  * Bits to pass to Tcl_CreateFileHandler and Tcl_CreateChannelHandler
629  * to indicate what sorts of events are of interest:
630  */
631 
632 #define TCL_READABLE	(1<<1)
633 #define TCL_WRITABLE	(1<<2)
634 #define TCL_EXCEPTION	(1<<3)
635 
636 /*
637  * Flag values to pass to Tcl_OpenCommandChannel to indicate the
638  * disposition of the stdio handles.  TCL_STDIN, TCL_STDOUT, TCL_STDERR,
639  * are also used in Tcl_GetStdChannel.
640  */
641 
642 #define TCL_STDIN		(1<<1)
643 #define TCL_STDOUT		(1<<2)
644 #define TCL_STDERR		(1<<3)
645 #define TCL_ENFORCE_MODE	(1<<4)
646 
647 /*
648  * Typedefs for the various operations in a channel type:
649  */
650 
651 typedef int	(Tcl_DriverBlockModeProc) _ANSI_ARGS_((ClientData instanceData,
652 		    int mode));
653 typedef int	(Tcl_DriverCloseProc) _ANSI_ARGS_((ClientData instanceData,
654 		    Tcl_Interp *interp));
655 typedef int	(Tcl_DriverInputProc) _ANSI_ARGS_((ClientData instanceData,
656 		    char *buf, int toRead, int *errorCodePtr));
657 typedef int	(Tcl_DriverOutputProc) _ANSI_ARGS_((ClientData instanceData,
658 	            char *buf, int toWrite, int *errorCodePtr));
659 typedef int	(Tcl_DriverSeekProc) _ANSI_ARGS_((ClientData instanceData,
660 		    long offset, int mode, int *errorCodePtr));
661 typedef int	(Tcl_DriverSetOptionProc) _ANSI_ARGS_((
662 		    ClientData instanceData, Tcl_Interp *interp,
663                     char *optionName, char *value));
664 typedef int	(Tcl_DriverGetOptionProc) _ANSI_ARGS_((
665 		    ClientData instanceData, char *optionName,
666                     Tcl_DString *dsPtr));
667 typedef void	(Tcl_DriverWatchChannelProc) _ANSI_ARGS_((
668     		    ClientData instanceData, int mask));
669 typedef int	(Tcl_DriverChannelReadyProc) _ANSI_ARGS_((
670     		    ClientData instanceData, int mask));
671 typedef Tcl_File (Tcl_DriverGetFileProc) _ANSI_ARGS_((ClientData instanceData,
672 		    int mask));
673 
674 /*
675  * Enum for different end of line translation and recognition modes.
676  */
677 
678 typedef enum Tcl_EolTranslation {
679     TCL_TRANSLATE_AUTO,			/* Eol == \r, \n and \r\n. */
680     TCL_TRANSLATE_CR,			/* Eol == \r. */
681     TCL_TRANSLATE_LF,			/* Eol == \n. */
682     TCL_TRANSLATE_CRLF			/* Eol == \r\n. */
683 } Tcl_EolTranslation;
684 
685 /*
686  * struct Tcl_ChannelType:
687  *
688  * One such structure exists for each type (kind) of channel.
689  * It collects together in one place all the functions that are
690  * part of the specific channel type.
691  */
692 
693 typedef struct Tcl_ChannelType {
694     char *typeName;			/* The name of the channel type in Tcl
695                                          * commands. This storage is owned by
696                                          * channel type. */
697     Tcl_DriverBlockModeProc *blockModeProc;
698     					/* Set blocking mode for the
699                                          * raw channel. May be NULL. */
700     Tcl_DriverCloseProc *closeProc;	/* Procedure to call to close
701                                          * the channel. */
702     Tcl_DriverInputProc *inputProc;	/* Procedure to call for input
703                                          * on channel. */
704     Tcl_DriverOutputProc *outputProc;	/* Procedure to call for output
705                                          * on channel. */
706     Tcl_DriverSeekProc *seekProc;	/* Procedure to call to seek
707                                          * on the channel. May be NULL. */
708     Tcl_DriverSetOptionProc *setOptionProc;
709     					/* Set an option on a channel. */
710     Tcl_DriverGetOptionProc *getOptionProc;
711     					/* Get an option from a channel. */
712     Tcl_DriverWatchChannelProc *watchChannelProc;
713     					/* Set up the notifier to watch
714                                          * for events on this channel. */
715     Tcl_DriverChannelReadyProc *channelReadyProc;
716     					/* Check for events of interest on
717                                          * this channel. */
718     Tcl_DriverGetFileProc *getFileProc;	/* Get a Tcl_File from the channel
719                                          * or NULL if not supported. */
720 } Tcl_ChannelType;
721 
722 /*
723  * The following flags determine whether the blockModeProc above should
724  * set the channel into blocking or nonblocking mode. They are passed
725  * as arguments to the blockModeProc procedure in the above structure.
726  */
727 
728 #define TCL_MODE_BLOCKING 0		/* Put channel into blocking mode. */
729 #define TCL_MODE_NONBLOCKING 1		/* Put channel into nonblocking
730 					 * mode. */
731 
732 /*
733  * Types for file handles:
734  */
735 
736 #define TCL_UNIX_FD	1
737 #define TCL_MAC_FILE	2
738 #define TCL_MAC_SOCKET	3
739 #define TCL_WIN_PIPE	4
740 #define TCL_WIN_FILE	5
741 #define TCL_WIN_SOCKET	6
742 #define TCL_WIN_CONSOLE 7
743 #define TCL_WIN32S_PIPE	8
744 
745 /*
746  * Enum for different types of file paths.
747  */
748 
749 typedef enum Tcl_PathType {
750     TCL_PATH_ABSOLUTE,
751     TCL_PATH_RELATIVE,
752     TCL_PATH_VOLUME_RELATIVE
753 } Tcl_PathType;
754 
755 /*
756  * The following interface is exported for backwards compatibility, but
757  * is only implemented on Unix.  Portable applications should use
758  * Tcl_OpenCommandChannel, instead.
759  */
760 
761 EXTERN int		Tcl_CreatePipeline _ANSI_ARGS_((Tcl_Interp *interp,
762 			    int argc, char **argv, int **pidArrayPtr,
763 			    int *inPipePtr, int *outPipePtr,
764 			    int *errFilePtr));
765 
766 /*
767  * Exported Tcl procedures:
768  */
769 
770 EXTERN void		Tcl_AddErrorInfo _ANSI_ARGS_((Tcl_Interp *interp,
771 			    char *message));
772 EXTERN void		Tcl_AllowExceptions _ANSI_ARGS_((Tcl_Interp *interp));
773 EXTERN void		Tcl_AppendElement _ANSI_ARGS_((Tcl_Interp *interp,
774 			    char *string));
775 EXTERN void		Tcl_AppendResult _ANSI_ARGS_(
776     			    TCL_VARARGS(Tcl_Interp *,interp));
777 EXTERN int		Tcl_AppInit _ANSI_ARGS_((Tcl_Interp *interp));
778 EXTERN Tcl_AsyncHandler	Tcl_AsyncCreate _ANSI_ARGS_((Tcl_AsyncProc *proc,
779 			    ClientData clientData));
780 EXTERN void		Tcl_AsyncDelete _ANSI_ARGS_((Tcl_AsyncHandler async));
781 EXTERN int		Tcl_AsyncInvoke _ANSI_ARGS_((Tcl_Interp *interp,
782 			    int code));
783 EXTERN void		Tcl_AsyncMark _ANSI_ARGS_((Tcl_AsyncHandler async));
784 EXTERN int		Tcl_AsyncReady _ANSI_ARGS_((void));
785 EXTERN void		Tcl_BackgroundError _ANSI_ARGS_((Tcl_Interp *interp));
786 EXTERN char		Tcl_Backslash _ANSI_ARGS_((char *src,
787 			    int *readPtr));
788 EXTERN void		Tcl_CallWhenDeleted _ANSI_ARGS_((Tcl_Interp *interp,
789 			    Tcl_InterpDeleteProc *proc,
790 			    ClientData clientData));
791 EXTERN void		Tcl_CancelIdleCall _ANSI_ARGS_((Tcl_IdleProc *idleProc,
792 			    ClientData clientData));
793 #define Tcl_Ckalloc Tcl_Alloc
794 #define Tcl_Ckfree Tcl_Free
795 #define Tcl_Ckrealloc Tcl_Realloc
796 EXTERN int		Tcl_Close _ANSI_ARGS_((Tcl_Interp *interp,
797         		    Tcl_Channel chan));
798 EXTERN int		Tcl_CommandComplete _ANSI_ARGS_((char *cmd));
799 EXTERN char *		Tcl_Concat _ANSI_ARGS_((int argc, char **argv));
800 EXTERN int		Tcl_ConvertElement _ANSI_ARGS_((char *src,
801 			    char *dst, int flags));
802 EXTERN int		Tcl_CreateAlias _ANSI_ARGS_((Tcl_Interp *slave,
803 			    char *slaveCmd, Tcl_Interp *target,
804         		    char *targetCmd, int argc, char **argv));
805 EXTERN Tcl_Channel	Tcl_CreateChannel _ANSI_ARGS_((
806     			    Tcl_ChannelType *typePtr, char *chanName,
807                             ClientData instanceData, int mask));
808 EXTERN void		Tcl_CreateChannelHandler _ANSI_ARGS_((
809 			    Tcl_Channel chan, int mask,
810                             Tcl_ChannelProc *proc, ClientData clientData));
811 EXTERN void		Tcl_CreateCloseHandler _ANSI_ARGS_((
812 			    Tcl_Channel chan, Tcl_CloseProc *proc,
813                             ClientData clientData));
814 EXTERN Tcl_Command	Tcl_CreateCommand _ANSI_ARGS_((Tcl_Interp *interp,
815 			    char *cmdName, Tcl_CmdProc *proc,
816 			    ClientData clientData,
817 			    Tcl_CmdDeleteProc *deleteProc));
818 EXTERN void		Tcl_CreateEventSource _ANSI_ARGS_((
819 			    Tcl_EventSetupProc *setupProc, Tcl_EventCheckProc
820 			    *checkProc, ClientData clientData));
821 EXTERN void		Tcl_CreateExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
822 			    ClientData clientData));
823 EXTERN void		Tcl_CreateFileHandler _ANSI_ARGS_((
824     			    Tcl_File file, int mask, Tcl_FileProc *proc,
825 			    ClientData clientData));
826 EXTERN Tcl_Interp *	Tcl_CreateInterp _ANSI_ARGS_((void));
827 EXTERN void		Tcl_CreateMathFunc _ANSI_ARGS_((Tcl_Interp *interp,
828 			    char *name, int numArgs, Tcl_ValueType *argTypes,
829 			    Tcl_MathProc *proc, ClientData clientData));
830 EXTERN void		Tcl_CreateModalTimeout _ANSI_ARGS_((int milliseconds,
831 			    Tcl_TimerProc *proc, ClientData clientData));
832 EXTERN Tcl_Interp	*Tcl_CreateSlave _ANSI_ARGS_((Tcl_Interp *interp,
833 		            char *slaveName, int isSafe));
834 EXTERN Tcl_TimerToken	Tcl_CreateTimerHandler _ANSI_ARGS_((int milliseconds,
835 			    Tcl_TimerProc *proc, ClientData clientData));
836 EXTERN Tcl_Trace	Tcl_CreateTrace _ANSI_ARGS_((Tcl_Interp *interp,
837 			    int level, Tcl_CmdTraceProc *proc,
838 			    ClientData clientData));
839 EXTERN char *		Tcl_DbCkalloc _ANSI_ARGS_((unsigned int size,
840 			    char *file, int line));
841 EXTERN int		Tcl_DbCkfree _ANSI_ARGS_((char *ptr,
842 			    char *file, int line));
843 EXTERN char *		Tcl_DbCkrealloc _ANSI_ARGS_((char *ptr,
844 			    unsigned int size, char *file, int line));
845 EXTERN void		Tcl_DeleteAssocData _ANSI_ARGS_((Tcl_Interp *interp,
846                             char *name));
847 EXTERN int		Tcl_DeleteCommand _ANSI_ARGS_((Tcl_Interp *interp,
848 			    char *cmdName));
849 EXTERN void		Tcl_DeleteChannelHandler _ANSI_ARGS_((
850     			    Tcl_Channel chan, Tcl_ChannelProc *proc,
851                             ClientData clientData));
852 EXTERN void		Tcl_DeleteCloseHandler _ANSI_ARGS_((
853 			    Tcl_Channel chan, Tcl_CloseProc *proc,
854                             ClientData clientData));
855 EXTERN void		Tcl_DeleteEventSource _ANSI_ARGS_((
856 			    Tcl_EventSetupProc *setupProc,
857 			    Tcl_EventCheckProc *checkProc,
858 			    ClientData clientData));
859 EXTERN void		Tcl_DeleteEvents _ANSI_ARGS_((
860 			    Tcl_EventDeleteProc *proc,
861                             ClientData clientData));
862 EXTERN void		Tcl_DeleteExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
863 			    ClientData clientData));
864 EXTERN void		Tcl_DeleteFileHandler _ANSI_ARGS_((
865     			    Tcl_File file));
866 EXTERN void		Tcl_DeleteHashEntry _ANSI_ARGS_((
867 			    Tcl_HashEntry *entryPtr));
868 EXTERN void		Tcl_DeleteHashTable _ANSI_ARGS_((
869 			    Tcl_HashTable *tablePtr));
870 EXTERN void		Tcl_DeleteInterp _ANSI_ARGS_((Tcl_Interp *interp));
871 EXTERN void		Tcl_DeleteModalTimeout _ANSI_ARGS_((
872 			    Tcl_TimerProc *proc, ClientData clientData));
873 EXTERN void		Tcl_DeleteTimerHandler _ANSI_ARGS_((
874 			    Tcl_TimerToken token));
875 EXTERN void		Tcl_DeleteTrace _ANSI_ARGS_((Tcl_Interp *interp,
876 			    Tcl_Trace trace));
877 EXTERN void		Tcl_DetachPids _ANSI_ARGS_((int numPids, int *pidPtr));
878 EXTERN void		Tcl_DontCallWhenDeleted _ANSI_ARGS_((
879 			    Tcl_Interp *interp, Tcl_InterpDeleteProc *proc,
880 			    ClientData clientData));
881 EXTERN int		Tcl_DoOneEvent _ANSI_ARGS_((int flags));
882 EXTERN void		Tcl_DoWhenIdle _ANSI_ARGS_((Tcl_IdleProc *proc,
883 			    ClientData clientData));
884 EXTERN char *		Tcl_DStringAppend _ANSI_ARGS_((Tcl_DString *dsPtr,
885 			    char *string, int length));
886 EXTERN char *		Tcl_DStringAppendElement _ANSI_ARGS_((
887 			    Tcl_DString *dsPtr, char *string));
888 EXTERN void		Tcl_DStringEndSublist _ANSI_ARGS_((Tcl_DString *dsPtr));
889 EXTERN void		Tcl_DStringFree _ANSI_ARGS_((Tcl_DString *dsPtr));
890 EXTERN void		Tcl_DStringGetResult _ANSI_ARGS_((Tcl_Interp *interp,
891 			    Tcl_DString *dsPtr));
892 EXTERN void		Tcl_DStringInit _ANSI_ARGS_((Tcl_DString *dsPtr));
893 EXTERN void		Tcl_DStringResult _ANSI_ARGS_((Tcl_Interp *interp,
894 			    Tcl_DString *dsPtr));
895 EXTERN void		Tcl_DStringSetLength _ANSI_ARGS_((Tcl_DString *dsPtr,
896 			    int length));
897 EXTERN void		Tcl_DStringStartSublist _ANSI_ARGS_((
898 			    Tcl_DString *dsPtr));
899 EXTERN int		Tcl_Eof _ANSI_ARGS_((Tcl_Channel chan));
900 EXTERN char *		Tcl_ErrnoId _ANSI_ARGS_((void));
901 EXTERN char *		Tcl_ErrnoMsg _ANSI_ARGS_((int err));
902 EXTERN int		Tcl_Eval _ANSI_ARGS_((Tcl_Interp *interp, char *cmd));
903 EXTERN int		Tcl_EvalFile _ANSI_ARGS_((Tcl_Interp *interp,
904 			    char *fileName));
905 EXTERN void		Tcl_EventuallyFree _ANSI_ARGS_((ClientData clientData,
906 			    Tcl_FreeProc *freeProc));
907 EXTERN void		Tcl_Exit _ANSI_ARGS_((int status));
908 EXTERN int		Tcl_ExprBoolean _ANSI_ARGS_((Tcl_Interp *interp,
909 			    char *string, int *ptr));
910 EXTERN int		Tcl_ExprDouble _ANSI_ARGS_((Tcl_Interp *interp,
911 			    char *string, double *ptr));
912 EXTERN int		Tcl_ExprLong _ANSI_ARGS_((Tcl_Interp *interp,
913 			    char *string, long *ptr));
914 EXTERN int		Tcl_ExprString _ANSI_ARGS_((Tcl_Interp *interp,
915 			    char *string));
916 EXTERN int		Tcl_FileReady _ANSI_ARGS_((Tcl_File file,
917 			    int mask));
918 EXTERN void		Tcl_FindExecutable _ANSI_ARGS_((char *argv0));
919 EXTERN Tcl_HashEntry *	Tcl_FirstHashEntry _ANSI_ARGS_((
920 			    Tcl_HashTable *tablePtr,
921 			    Tcl_HashSearch *searchPtr));
922 EXTERN int		Tcl_Flush _ANSI_ARGS_((Tcl_Channel chan));
923 EXTERN void 		Tcl_FreeFile _ANSI_ARGS_((
924     			    Tcl_File file));
925 EXTERN int		Tcl_GetAlias _ANSI_ARGS_((Tcl_Interp *interp,
926        			    char *slaveCmd, Tcl_Interp **targetInterpPtr,
927                             char **targetCmdPtr, int *argcPtr,
928 			    char ***argvPtr));
929 EXTERN ClientData	Tcl_GetAssocData _ANSI_ARGS_((Tcl_Interp *interp,
930                             char *name, Tcl_InterpDeleteProc **procPtr));
931 EXTERN int		Tcl_GetBoolean _ANSI_ARGS_((Tcl_Interp *interp,
932 			    char *string, int *boolPtr));
933 EXTERN Tcl_Channel	Tcl_GetChannel _ANSI_ARGS_((Tcl_Interp *interp,
934 	        	    char *chanName, int *modePtr));
935 EXTERN int		Tcl_GetChannelBufferSize _ANSI_ARGS_((
936     			    Tcl_Channel chan));
937 EXTERN Tcl_File		Tcl_GetChannelFile _ANSI_ARGS_((Tcl_Channel chan,
938 	        	    int direction));
939 EXTERN ClientData	Tcl_GetChannelInstanceData _ANSI_ARGS_((
940     			    Tcl_Channel chan));
941 EXTERN int		Tcl_GetChannelMode _ANSI_ARGS_((Tcl_Channel chan));
942 EXTERN char *		Tcl_GetChannelName _ANSI_ARGS_((Tcl_Channel chan));
943 EXTERN int		Tcl_GetChannelOption _ANSI_ARGS_((Tcl_Channel chan,
944 		            char *optionName, Tcl_DString *dsPtr));
945 EXTERN Tcl_ChannelType * Tcl_GetChannelType _ANSI_ARGS_((Tcl_Channel chan));
946 EXTERN int		Tcl_GetCommandInfo _ANSI_ARGS_((Tcl_Interp *interp,
947 			    char *cmdName, Tcl_CmdInfo *infoPtr));
948 EXTERN char *		Tcl_GetCommandName _ANSI_ARGS_((Tcl_Interp *interp,
949 			    Tcl_Command command));
950 EXTERN char *		Tcl_GetCwd _ANSI_ARGS_((char *buf, int len));
951 EXTERN int		Tcl_GetDouble _ANSI_ARGS_((Tcl_Interp *interp,
952 			    char *string, double *doublePtr));
953 EXTERN int		Tcl_GetErrno _ANSI_ARGS_((void));
954 EXTERN Tcl_File		Tcl_GetFile _ANSI_ARGS_((ClientData fileData,
955 			    int type));
956 EXTERN ClientData	Tcl_GetFileInfo _ANSI_ARGS_((Tcl_File file,
957 			    int *typePtr));
958 EXTERN char *		Tcl_GetHostName _ANSI_ARGS_((void));
959 EXTERN int		Tcl_GetInt _ANSI_ARGS_((Tcl_Interp *interp,
960 			    char *string, int *intPtr));
961 EXTERN int		Tcl_GetInterpPath _ANSI_ARGS_((Tcl_Interp *askInterp,
962 			    Tcl_Interp *slaveInterp));
963 EXTERN Tcl_Interp	*Tcl_GetMaster _ANSI_ARGS_((Tcl_Interp *interp));
964 EXTERN ClientData	Tcl_GetNotifierData _ANSI_ARGS_((Tcl_File file,
965 			    Tcl_FileFreeProc **freeProcPtr));
966 EXTERN int		Tcl_GetOpenFile _ANSI_ARGS_((Tcl_Interp *interp,
967 			    char *string, int write, int checkUsage,
968 			    ClientData *filePtr));
969 EXTERN Tcl_PathType	Tcl_GetPathType _ANSI_ARGS_((char *path));
970 EXTERN int		Tcl_Gets _ANSI_ARGS_((Tcl_Channel chan,
971         		    Tcl_DString *dsPtr));
972 EXTERN Tcl_Interp	*Tcl_GetSlave _ANSI_ARGS_((Tcl_Interp *interp,
973 			    char *slaveName));
974 EXTERN Tcl_Channel	Tcl_GetStdChannel _ANSI_ARGS_((int type));
975 EXTERN char *		Tcl_GetVar _ANSI_ARGS_((Tcl_Interp *interp,
976 			    char *varName, int flags));
977 EXTERN char *		Tcl_GetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
978 			    char *part1, char *part2, int flags));
979 EXTERN int		Tcl_GlobalEval _ANSI_ARGS_((Tcl_Interp *interp,
980 			    char *command));
981 EXTERN char *		Tcl_HashStats _ANSI_ARGS_((Tcl_HashTable *tablePtr));
982 EXTERN int		Tcl_Init _ANSI_ARGS_((Tcl_Interp *interp));
983 EXTERN void		Tcl_InitHashTable _ANSI_ARGS_((Tcl_HashTable *tablePtr,
984 			    int keyType));
985 EXTERN void		Tcl_InitMemory _ANSI_ARGS_((Tcl_Interp *interp));
986 EXTERN int		Tcl_InputBlocked _ANSI_ARGS_((Tcl_Channel chan));
987 EXTERN int		Tcl_InputBuffered _ANSI_ARGS_((Tcl_Channel chan));
988 EXTERN int		Tcl_InterpDeleted _ANSI_ARGS_((Tcl_Interp *interp));
989 EXTERN int		Tcl_IsSafe _ANSI_ARGS_((Tcl_Interp *interp));
990 EXTERN char *		Tcl_JoinPath _ANSI_ARGS_((int argc, char **argv,
991 			    Tcl_DString *resultPtr));
992 EXTERN int		Tcl_LinkVar _ANSI_ARGS_((Tcl_Interp *interp,
993 			    char *varName, char *addr, int type));
994 EXTERN void		Tcl_Main _ANSI_ARGS_((int argc, char **argv,
995 			    Tcl_AppInitProc *appInitProc));
996 EXTERN Tcl_Channel	Tcl_MakeFileChannel _ANSI_ARGS_((ClientData inFile,
997 		            ClientData outFile, int mode));
998 EXTERN int		Tcl_MakeSafe _ANSI_ARGS_((Tcl_Interp *interp));
999 EXTERN Tcl_Channel	Tcl_MakeTcpClientChannel _ANSI_ARGS_((
1000     			    ClientData tcpSocket));
1001 EXTERN char *		Tcl_Merge _ANSI_ARGS_((int argc, char **argv));
1002 EXTERN Tcl_HashEntry *	Tcl_NextHashEntry _ANSI_ARGS_((
1003 			    Tcl_HashSearch *searchPtr));
1004 EXTERN Tcl_Channel	Tcl_OpenCommandChannel _ANSI_ARGS_((
1005     			    Tcl_Interp *interp, int argc, char **argv,
1006 			    int flags));
1007 EXTERN Tcl_Channel	Tcl_OpenFileChannel _ANSI_ARGS_((Tcl_Interp *interp,
1008         		    char *fileName, char *modeString,
1009                             int permissions));
1010 EXTERN Tcl_Channel	Tcl_OpenTcpClient _ANSI_ARGS_((Tcl_Interp *interp,
1011 			    int port, char *address, char *myaddr,
1012 		            int myport, int async));
1013 EXTERN Tcl_Channel	Tcl_OpenTcpServer _ANSI_ARGS_((Tcl_Interp *interp,
1014 		            int port, char *host,
1015         		    Tcl_TcpAcceptProc *acceptProc,
1016 			    ClientData callbackData));
1017 EXTERN char *		Tcl_ParseVar _ANSI_ARGS_((Tcl_Interp *interp,
1018 			    char *string, char **termPtr));
1019 EXTERN int		Tcl_PkgProvide _ANSI_ARGS_((Tcl_Interp *interp,
1020 			    char *name, char *version));
1021 EXTERN char *		Tcl_PkgRequire _ANSI_ARGS_((Tcl_Interp *interp,
1022 			    char *name, char *version, int exact));
1023 EXTERN char *		Tcl_PosixError _ANSI_ARGS_((Tcl_Interp *interp));
1024 EXTERN void		Tcl_Preserve _ANSI_ARGS_((ClientData data));
1025 EXTERN void		Tcl_PrintDouble _ANSI_ARGS_((Tcl_Interp *interp,
1026 			    double value, char *dst));
1027 EXTERN int		Tcl_PutEnv _ANSI_ARGS_((CONST char *string));
1028 EXTERN void		Tcl_QueueEvent _ANSI_ARGS_((Tcl_Event *evPtr,
1029 			    Tcl_QueuePosition position));
1030 EXTERN int		Tcl_Read _ANSI_ARGS_((Tcl_Channel chan,
1031 	        	    char *bufPtr, int toRead));
1032 EXTERN void		Tcl_ReapDetachedProcs _ANSI_ARGS_((void));
1033 EXTERN int		Tcl_RecordAndEval _ANSI_ARGS_((Tcl_Interp *interp,
1034 			    char *cmd, int flags));
1035 EXTERN Tcl_RegExp	Tcl_RegExpCompile _ANSI_ARGS_((Tcl_Interp *interp,
1036 			    char *string));
1037 EXTERN int		Tcl_RegExpExec _ANSI_ARGS_((Tcl_Interp *interp,
1038 			    Tcl_RegExp regexp, char *string, char *start));
1039 EXTERN int		Tcl_RegExpMatch _ANSI_ARGS_((Tcl_Interp *interp,
1040 			    char *string, char *pattern));
1041 EXTERN void		Tcl_RegExpRange _ANSI_ARGS_((Tcl_RegExp regexp,
1042 			    int index, char **startPtr, char **endPtr));
1043 EXTERN void		Tcl_RegisterChannel _ANSI_ARGS_((Tcl_Interp *interp,
1044 	        	    Tcl_Channel chan));
1045 EXTERN void		Tcl_Release _ANSI_ARGS_((ClientData clientData));
1046 EXTERN void		Tcl_ResetResult _ANSI_ARGS_((Tcl_Interp *interp));
1047 #define Tcl_Return Tcl_SetResult
1048 EXTERN int		Tcl_ScanElement _ANSI_ARGS_((char *string,
1049 			    int *flagPtr));
1050 EXTERN int		Tcl_Seek _ANSI_ARGS_((Tcl_Channel chan,
1051         		    int offset, int mode));
1052 EXTERN void		Tcl_SetAssocData _ANSI_ARGS_((Tcl_Interp *interp,
1053                             char *name, Tcl_InterpDeleteProc *proc,
1054                             ClientData clientData));
1055 EXTERN void		Tcl_SetChannelBufferSize _ANSI_ARGS_((
1056 			    Tcl_Channel chan, int sz));
1057 EXTERN int		Tcl_SetChannelOption _ANSI_ARGS_((
1058 			    Tcl_Interp *interp, Tcl_Channel chan,
1059 	        	    char *optionName, char *newValue));
1060 EXTERN int		Tcl_SetCommandInfo _ANSI_ARGS_((Tcl_Interp *interp,
1061 			    char *cmdName, Tcl_CmdInfo *infoPtr));
1062 EXTERN void		Tcl_SetErrno _ANSI_ARGS_((int err));
1063 EXTERN void		Tcl_SetErrorCode _ANSI_ARGS_(
1064     			    TCL_VARARGS(Tcl_Interp *,interp));
1065 EXTERN void		Tcl_SetMaxBlockTime _ANSI_ARGS_((Tcl_Time *timePtr));
1066 EXTERN void		Tcl_SetNotifierData _ANSI_ARGS_((Tcl_File file,
1067 			    Tcl_FileFreeProc *freeProcPtr, ClientData data));
1068 EXTERN void		Tcl_SetPanicProc _ANSI_ARGS_((void (*proc)
1069 			    _ANSI_ARGS_(TCL_VARARGS(char *, format))));
1070 EXTERN int		Tcl_SetRecursionLimit _ANSI_ARGS_((Tcl_Interp *interp,
1071 			    int depth));
1072 EXTERN void		Tcl_SetResult _ANSI_ARGS_((Tcl_Interp *interp,
1073 			    char *string, Tcl_FreeProc *freeProc));
1074 EXTERN void		Tcl_SetStdChannel _ANSI_ARGS_((Tcl_Channel channel,
1075 			    int type));
1076 EXTERN char *		Tcl_SetVar _ANSI_ARGS_((Tcl_Interp *interp,
1077 			    char *varName, char *newValue, int flags));
1078 EXTERN char *		Tcl_SetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1079 			    char *part1, char *part2, char *newValue,
1080 			    int flags));
1081 EXTERN char *		Tcl_SignalId _ANSI_ARGS_((int sig));
1082 EXTERN char *		Tcl_SignalMsg _ANSI_ARGS_((int sig));
1083 EXTERN void		Tcl_Sleep _ANSI_ARGS_((int ms));
1084 EXTERN void		Tcl_SourceRCFile _ANSI_ARGS_((Tcl_Interp *interp));
1085 EXTERN int		Tcl_SplitList _ANSI_ARGS_((Tcl_Interp *interp,
1086 			    char *list, int *argcPtr, char ***argvPtr));
1087 EXTERN void		Tcl_SplitPath _ANSI_ARGS_((char *path,
1088 			    int *argcPtr, char ***argvPtr));
1089 EXTERN void		Tcl_StaticPackage _ANSI_ARGS_((Tcl_Interp *interp,
1090 			    char *pkgName, Tcl_PackageInitProc *initProc,
1091 			    Tcl_PackageInitProc *safeInitProc));
1092 EXTERN int		Tcl_StringMatch _ANSI_ARGS_((char *string,
1093 			    char *pattern));
1094 EXTERN int		Tcl_Tell _ANSI_ARGS_((Tcl_Channel chan));
1095 #define Tcl_TildeSubst Tcl_TranslateFileName
1096 EXTERN int		Tcl_TraceVar _ANSI_ARGS_((Tcl_Interp *interp,
1097 			    char *varName, int flags, Tcl_VarTraceProc *proc,
1098 			    ClientData clientData));
1099 EXTERN int		Tcl_TraceVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1100 			    char *part1, char *part2, int flags,
1101 			    Tcl_VarTraceProc *proc, ClientData clientData));
1102 EXTERN char *		Tcl_TranslateFileName _ANSI_ARGS_((Tcl_Interp *interp,
1103 			    char *name, Tcl_DString *bufferPtr));
1104 EXTERN void		Tcl_UnlinkVar _ANSI_ARGS_((Tcl_Interp *interp,
1105 			    char *varName));
1106 EXTERN int		Tcl_UnregisterChannel _ANSI_ARGS_((Tcl_Interp *interp,
1107 			    Tcl_Channel chan));
1108 EXTERN int		Tcl_UnsetVar _ANSI_ARGS_((Tcl_Interp *interp,
1109 			    char *varName, int flags));
1110 EXTERN int		Tcl_UnsetVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1111 			    char *part1, char *part2, int flags));
1112 EXTERN void		Tcl_UntraceVar _ANSI_ARGS_((Tcl_Interp *interp,
1113 			    char *varName, int flags, Tcl_VarTraceProc *proc,
1114 			    ClientData clientData));
1115 EXTERN void		Tcl_UntraceVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1116 			    char *part1, char *part2, int flags,
1117 			    Tcl_VarTraceProc *proc, ClientData clientData));
1118 EXTERN void		Tcl_UpdateLinkedVar _ANSI_ARGS_((Tcl_Interp *interp,
1119 			    char *varName));
1120 EXTERN int		Tcl_UpVar _ANSI_ARGS_((Tcl_Interp *interp,
1121 			    char *frameName, char *varName,
1122 			    char *localName, int flags));
1123 EXTERN int		Tcl_UpVar2 _ANSI_ARGS_((Tcl_Interp *interp,
1124 			    char *frameName, char *part1, char *part2,
1125 			    char *localName, int flags));
1126 EXTERN int		Tcl_VarEval _ANSI_ARGS_(
1127     			    TCL_VARARGS(Tcl_Interp *,interp));
1128 EXTERN ClientData	Tcl_VarTraceInfo _ANSI_ARGS_((Tcl_Interp *interp,
1129 			    char *varName, int flags,
1130 			    Tcl_VarTraceProc *procPtr,
1131 			    ClientData prevClientData));
1132 EXTERN ClientData	Tcl_VarTraceInfo2 _ANSI_ARGS_((Tcl_Interp *interp,
1133 			    char *part1, char *part2, int flags,
1134 			    Tcl_VarTraceProc *procPtr,
1135 			    ClientData prevClientData));
1136 EXTERN int		Tcl_WaitForEvent _ANSI_ARGS_((Tcl_Time *timePtr));
1137 EXTERN int		Tcl_WaitPid _ANSI_ARGS_((int pid, int *statPtr,
1138                             int options));
1139 EXTERN void		Tcl_WatchFile _ANSI_ARGS_((Tcl_File file,
1140 			    int mask));
1141 EXTERN int		Tcl_Write _ANSI_ARGS_((Tcl_Channel chan,
1142         		    char *s, int slen));
1143 
1144 #endif /* RESOURCE_INCLUDED */
1145 
1146 #undef	extern
1147 
1148 #endif /* _TCL */
1149