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- /*
- * tclInt.h --
- *
- * Declarations of things used internally by the Tcl interpreter.
- *
- * Copyright (c) 1987-1993 The Regents of the University of California.
- * Copyright (c) 1994-1996 Sun Microsystems, Inc.
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- *
- * SCCS: @(#) tclInt.h 1.200 96/04/11 17:24:12
- */
-
- #ifndef _TCLINT
- #define _TCLINT
-
- /*
- * Common include files needed by most of the Tcl source files are
- * included here, so that system-dependent personalizations for the
- * include files only have to be made in once place. This results
- * in a few extra includes, but greater modularity. The order of
- * the three groups of #includes is important. For example, stdio.h
- * is needed by tcl.h, and the _ANSI_ARGS_ declaration in tcl.h is
- * needed by stdlib.h in some configurations.
- */
-
- #include <stdio.h>
-
- #ifndef _TCL
- #include "tcl.h"
- #endif
- #ifndef _REGEXP
- #include "tclRegexp.h"
- #endif
-
- #include <ctype.h>
- #ifdef NO_LIMITS_H
- # include "compat/limits.h"
- #else
- # include <limits.h>
- #endif
- #ifdef NO_STDLIB_H
- # include "compat/stdlib.h"
- #else
- # include <stdlib.h>
- #endif
- #ifdef NO_STRING_H
- #include "compat/string.h"
- #else
- #include <string.h>
- #endif
- #if defined(__STDC__) || defined(HAS_STDARG)
- # include <stdarg.h>
- #else
- # include <varargs.h>
- #endif
-
- /*
- *----------------------------------------------------------------
- * Data structures related to variables. These are used primarily
- * in tclVar.c
- *----------------------------------------------------------------
- */
-
- /*
- * The following structure defines a variable trace, which is used to
- * invoke a specific C procedure whenever certain operations are performed
- * on a variable.
- */
-
- typedef struct VarTrace {
- Tcl_VarTraceProc *traceProc;/* Procedure to call when operations given
- * by flags are performed on variable. */
- ClientData clientData; /* Argument to pass to proc. */
- int flags; /* What events the trace procedure is
- * interested in: OR-ed combination of
- * TCL_TRACE_READS, TCL_TRACE_WRITES, and
- * TCL_TRACE_UNSETS. */
- struct VarTrace *nextPtr; /* Next in list of traces associated with
- * a particular variable. */
- } VarTrace;
-
- /*
- * When a variable trace is active (i.e. its associated procedure is
- * executing), one of the following structures is linked into a list
- * associated with the variable's interpreter. The information in
- * the structure is needed in order for Tcl to behave reasonably
- * if traces are deleted while traces are active.
- */
-
- typedef struct ActiveVarTrace {
- struct Var *varPtr; /* Variable that's being traced. */
- struct ActiveVarTrace *nextPtr;
- /* Next in list of all active variable
- * traces for the interpreter, or NULL
- * if no more. */
- VarTrace *nextTracePtr; /* Next trace to check after current
- * trace procedure returns; if this
- * trace gets deleted, must update pointer
- * to avoid using free'd memory. */
- } ActiveVarTrace;
-
- /*
- * The following structure describes an enumerative search in progress on
- * an array variable; this are invoked with options to the "array"
- * command.
- */
-
- typedef struct ArraySearch {
- int id; /* Integer id used to distinguish among
- * multiple concurrent searches for the
- * same array. */
- struct Var *varPtr; /* Pointer to array variable that's being
- * searched. */
- Tcl_HashSearch search; /* Info kept by the hash module about
- * progress through the array. */
- Tcl_HashEntry *nextEntry; /* Non-null means this is the next element
- * to be enumerated (it's leftover from
- * the Tcl_FirstHashEntry call or from
- * an "array anymore" command). NULL
- * means must call Tcl_NextHashEntry
- * to get value to return. */
- struct ArraySearch *nextPtr;/* Next in list of all active searches
- * for this variable, or NULL if this is
- * the last one. */
- } ArraySearch;
-
- /*
- * The structure below defines a variable, which associates a string name
- * with a string value. Pointers to these structures are kept as the
- * values of hash table entries, and the name of each variable is stored
- * in the hash entry.
- */
-
- typedef struct Var {
- int valueLength; /* Holds the number of non-null bytes
- * actually occupied by the variable's
- * current value in value.string (extra
- * space is sometimes left for expansion).
- * For array and global variables this is
- * meaningless. */
- int valueSpace; /* Total number of bytes of space allocated
- * at value.string. 0 means there is no
- * space allocated. */
- union {
- char *string; /* String value of variable, used for scalar
- * variables and array elements. Malloc-ed. */
- Tcl_HashTable *tablePtr;/* For array variables, this points to
- * information about the hash table used
- * to implement the associative array.
- * Points to malloc-ed data. */
- struct Var *upvarPtr; /* If this is a global variable being
- * referred to in a procedure, or a variable
- * created by "upvar", this field points to
- * the record for the higher-level variable. */
- } value;
- Tcl_HashEntry *hPtr; /* Hash table entry that refers to this
- * variable, or NULL if the variable has
- * been detached from its hash table (e.g.
- * an array is deleted, but some of its
- * elements are still referred to in upvars). */
- int refCount; /* Counts number of active uses of this
- * variable, not including its main hash
- * table entry: 1 for each additional variable
- * whose upVarPtr points here, 1 for each
- * nested trace active on variable. This
- * record can't be deleted until refCount
- * becomes 0. */
- VarTrace *tracePtr; /* First in list of all traces set for this
- * variable. */
- ArraySearch *searchPtr; /* First in list of all searches active
- * for this variable, or NULL if none. */
- int flags; /* Miscellaneous bits of information about
- * variable. See below for definitions. */
- } Var;
-
- /*
- * Flag bits for variables:
- *
- * VAR_ARRAY - 1 means this is an array variable rather
- * than a scalar variable.
- * VAR_UPVAR - 1 means this variable just contains a
- * pointer to another variable that has the
- * real value. Variables like this come
- * about through the "upvar" and "global"
- * commands.
- * VAR_UNDEFINED - 1 means that the variable is currently
- * undefined. Undefined variables usually
- * go away completely, but if an undefined
- * variable has a trace on it, or if it is
- * a global variable being used by a procedure,
- * then it stays around even when undefined.
- * VAR_TRACE_ACTIVE - 1 means that trace processing is currently
- * underway for a read or write access, so
- * new read or write accesses should not cause
- * trace procedures to be called and the
- * variable can't be deleted.
- */
-
- #define VAR_ARRAY 1
- #define VAR_UPVAR 2
- #define VAR_UNDEFINED 4
- #define VAR_TRACE_ACTIVE 0x10
-
- /*
- *----------------------------------------------------------------
- * Data structures related to procedures. These are used primarily
- * in tclProc.c
- *----------------------------------------------------------------
- */
-
- /*
- * The structure below defines an argument to a procedure, which
- * consists of a name and an (optional) default value.
- */
-
- typedef struct Arg {
- struct Arg *nextPtr; /* Next argument for this procedure,
- * or NULL if this is the last argument. */
- char *defValue; /* Pointer to arg's default value, or NULL
- * if no default value. */
- char name[4]; /* Name of argument starts here. The name
- * is followed by space for the default,
- * if there is one. The actual size of this
- * field will be as large as necessary to
- * hold both name and default value. THIS
- * MUST BE THE LAST FIELD IN THE STRUCTURE!! */
- } Arg;
-
- /*
- * The structure below defines a command procedure, which consists of
- * a collection of Tcl commands plus information about arguments and
- * variables.
- */
-
- typedef struct Proc {
- struct Interp *iPtr; /* Interpreter for which this command
- * is defined. */
- int refCount; /* Reference count: 1 if still present
- * in command table plus 1 for each call
- * to the procedure that is currently
- * active. This structure can be freed
- * when refCount becomes zero. */
- char *command; /* Command that constitutes the body of
- * the procedure (dynamically allocated). */
- Arg *argPtr; /* Pointer to first of procedure's formal
- * arguments, or NULL if none. */
- } Proc;
-
- /*
- * The structure below defines a command trace. This is used to allow Tcl
- * clients to find out whenever a command is about to be executed.
- */
-
- typedef struct Trace {
- int level; /* Only trace commands at nesting level
- * less than or equal to this. */
- Tcl_CmdTraceProc *proc; /* Procedure to call to trace command. */
- ClientData clientData; /* Arbitrary value to pass to proc. */
- struct Trace *nextPtr; /* Next in list of traces for this interp. */
- } Trace;
-
- /*
- * The structure below defines an entry in the assocData hash table which
- * is associated with an interpreter. The entry contains a pointer to a
- * function to call when the interpreter is deleted, and a pointer to
- * a user-defined piece of data.
- */
-
- typedef struct AssocData {
- Tcl_InterpDeleteProc *proc; /* Proc to call when deleting. */
- ClientData clientData; /* Value to pass to proc. */
- } AssocData;
-
- /*
- * The structure below defines a frame, which is a procedure invocation.
- * These structures exist only while procedures are being executed, and
- * provide a sort of call stack.
- */
-
- typedef struct CallFrame {
- Tcl_HashTable varTable; /* Hash table containing all of procedure's
- * local variables. */
- int level; /* Level of this procedure, for "uplevel"
- * purposes (i.e. corresponds to nesting of
- * callerVarPtr's, not callerPtr's). 1 means
- * outer-most procedure, 0 means top-level. */
- int argc; /* This and argv below describe name and
- * arguments for this procedure invocation. */
- char **argv; /* Array of arguments. */
- struct CallFrame *callerPtr;
- /* Value of interp->framePtr when this
- * procedure was invoked (i.e. next in
- * stack of all active procedures). */
- struct CallFrame *callerVarPtr;
- /* Value of interp->varFramePtr when this
- * procedure was invoked (i.e. determines
- * variable scoping within caller; same
- * as callerPtr unless an "uplevel" command
- * or something equivalent was active in
- * the caller). */
- } CallFrame;
-
- /*
- * The structure below defines one history event (a previously-executed
- * command that can be re-executed in whole or in part).
- */
-
- typedef struct {
- char *command; /* String containing previously-executed
- * command. */
- int bytesAvl; /* Total # of bytes available at *event (not
- * all are necessarily in use now). */
- } HistoryEvent;
-
- /*
- *----------------------------------------------------------------
- * Data structures related to history. These are used primarily
- * in tclHistory.c
- *----------------------------------------------------------------
- */
-
- /*
- * The structure below defines a pending revision to the most recent
- * history event. Changes are linked together into a list and applied
- * during the next call to Tcl_RecordHistory. See the comments at the
- * beginning of tclHistory.c for information on revisions.
- */
-
- typedef struct HistoryRev {
- int firstIndex; /* Index of the first byte to replace in
- * current history event. */
- int lastIndex; /* Index of last byte to replace in
- * current history event. */
- int newSize; /* Number of bytes in newBytes. */
- char *newBytes; /* Replacement for the range given by
- * firstIndex and lastIndex (malloced). */
- struct HistoryRev *nextPtr; /* Next in chain of revisions to apply, or
- * NULL for end of list. */
- } HistoryRev;
-
- /*
- *----------------------------------------------------------------
- * Data structures related to expressions. These are used only in
- * tclExpr.c.
- *----------------------------------------------------------------
- */
-
- /*
- * The data structure below defines a math function (e.g. sin or hypot)
- * for use in Tcl expressions.
- */
-
- #define MAX_MATH_ARGS 5
- typedef struct MathFunc {
- int numArgs; /* Number of arguments for function. */
- Tcl_ValueType argTypes[MAX_MATH_ARGS];
- /* Acceptable types for each argument. */
- Tcl_MathProc *proc; /* Procedure that implements this function. */
- ClientData clientData; /* Additional argument to pass to the function
- * when invoking it. */
- } MathFunc;
-
- /*
- *----------------------------------------------------------------
- * One of the following structures exists for each command in
- * an interpreter. The Tcl_Command opaque type actually refers
- * to these structures.
- *----------------------------------------------------------------
- */
-
- typedef struct Command {
- Tcl_HashEntry *hPtr; /* Pointer to the hash table entry in
- * interp->commandTable that refers to
- * this command. Used to get a command's
- * name from its Tcl_Command handle. NULL
- * means that the hash table entry has
- * been removed already (this can happen
- * if deleteProc causes the command to be
- * deleted or recreated). */
- Tcl_CmdProc *proc; /* Procedure to process command. */
- ClientData clientData; /* Arbitrary value to pass to proc. */
- Tcl_CmdDeleteProc *deleteProc;
- /* Procedure to invoke when deleting
- * command. */
- ClientData deleteData; /* Arbitrary value to pass to deleteProc
- * (usually the same as clientData). */
- int deleted; /* Means that the command is in the process
- * of being deleted (its deleteProc is
- * currently executing). Any other attempts
- * to delete the command should be ignored. */
- } Command;
-
- /*
- *----------------------------------------------------------------
- * This structure defines an interpreter, which is a collection of
- * commands plus other state information related to interpreting
- * commands, such as variable storage. Primary responsibility for
- * this data structure is in tclBasic.c, but almost every Tcl
- * source file uses something in here.
- *----------------------------------------------------------------
- */
-
- typedef struct Interp {
-
- /*
- * Note: the first three fields must match exactly the fields in
- * a Tcl_Interp struct (see tcl.h). If you change one, be sure to
- * change the other.
- */
-
- char *result; /* Points to result returned by last
- * command. */
- Tcl_FreeProc *freeProc; /* Zero means result is statically allocated.
- * TCL_DYNAMIC means result was allocated with
- * ckalloc and should be freed with ckfree.
- * Other values give address of procedure
- * to invoke to free the result. Must be
- * freed by Tcl_Eval before executing next
- * command. */
- int errorLine; /* When TCL_ERROR is returned, this gives
- * the line number within the command where
- * the error occurred (1 means first line). */
- Tcl_HashTable commandTable; /* Contains all of the commands currently
- * registered in this interpreter. Indexed
- * by strings; values have type (Command *). */
- Tcl_HashTable mathFuncTable;/* Contains all of the math functions currently
- * defined for the interpreter. Indexed by
- * strings (function names); values have
- * type (MathFunc *). */
-
- /*
- * Information related to procedures and variables. See tclProc.c
- * and tclvar.c for usage.
- */
-
- Tcl_HashTable globalTable; /* Contains all global variables for
- * interpreter. */
- int numLevels; /* Keeps track of how many nested calls to
- * Tcl_Eval are in progress for this
- * interpreter. It's used to delay deletion
- * of the table until all Tcl_Eval invocations
- * are completed. */
- int maxNestingDepth; /* If numLevels exceeds this value then Tcl
- * assumes that infinite recursion has
- * occurred and it generates an error. */
- CallFrame *framePtr; /* Points to top-most in stack of all nested
- * procedure invocations. NULL means there
- * are no active procedures. */
- CallFrame *varFramePtr; /* Points to the call frame whose variables
- * are currently in use (same as framePtr
- * unless an "uplevel" command is being
- * executed). NULL means no procedure is
- * active or "uplevel 0" is being exec'ed. */
- ActiveVarTrace *activeTracePtr;
- /* First in list of active traces for interp,
- * or NULL if no active traces. */
- int returnCode; /* Completion code to return if current
- * procedure exits with a TCL_RETURN code. */
- char *errorInfo; /* Value to store in errorInfo if returnCode
- * is TCL_ERROR. Malloc'ed, may be NULL */
- char *errorCode; /* Value to store in errorCode if returnCode
- * is TCL_ERROR. Malloc'ed, may be NULL */
-
- /*
- * Information related to history:
- */
-
- int numEvents; /* Number of previously-executed commands
- * to retain. */
- HistoryEvent *events; /* Array containing numEvents entries
- * (dynamically allocated). */
- int curEvent; /* Index into events of place where current
- * (or most recent) command is recorded. */
- int curEventNum; /* Event number associated with the slot
- * given by curEvent. */
- HistoryRev *revPtr; /* First in list of pending revisions. */
- char *historyFirst; /* First char. of current command executed
- * from history module or NULL if none. */
- int revDisables; /* 0 means history revision OK; > 0 gives
- * a count of number of times revision has
- * been disabled. */
- char *evalFirst; /* If TCL_RECORD_BOUNDS flag set, Tcl_Eval
- * sets this field to point to the first
- * char. of text from which the current
- * command came. Otherwise Tcl_Eval sets
- * this to NULL. */
- char *evalLast; /* Similar to evalFirst, except points to
- * last character of current command. */
-
- /*
- * Information used by Tcl_AppendResult to keep track of partial
- * results. See Tcl_AppendResult code for details.
- */
-
- char *appendResult; /* Storage space for results generated
- * by Tcl_AppendResult. Malloc-ed. NULL
- * means not yet allocated. */
- int appendAvl; /* Total amount of space available at
- * partialResult. */
- int appendUsed; /* Number of non-null bytes currently
- * stored at partialResult. */
-
- /*
- * A cache of compiled regular expressions. See Tcl_RegExpCompile
- * in tclUtil.c for details.
- */
-
- #define NUM_REGEXPS 5
- char *patterns[NUM_REGEXPS];/* Strings corresponding to compiled
- * regular expression patterns. NULL
- * means that this slot isn't used.
- * Malloc-ed. */
- int patLengths[NUM_REGEXPS];/* Number of non-null characters in
- * corresponding entry in patterns.
- * -1 means entry isn't used. */
- regexp *regexps[NUM_REGEXPS];
- /* Compiled forms of above strings. Also
- * malloc-ed, or NULL if not in use yet. */
-
- /*
- * Information about packages. Used only in tclPkg.c.
- */
-
- Tcl_HashTable packageTable; /* Describes all of the packages loaded
- * in or available to this interpreter.
- * Keys are package names, values are
- * (Package *) pointers. */
- char *packageUnknown; /* Command to invoke during "package
- * require" commands for packages that
- * aren't described in packageTable.
- * Malloc'ed, may be NULL. */
-
- /*
- * Information used by Tcl_PrintDouble:
- */
-
- char pdFormat[10]; /* Format string used by Tcl_PrintDouble. */
- int pdPrec; /* Current precision (used to restore the
- * the tcl_precision variable after a bogus
- * value has been put into it). */
-
- /*
- * Miscellaneous information:
- */
-
- int cmdCount; /* Total number of times a command procedure
- * has been called for this interpreter. */
- int noEval; /* Non-zero means no commands should actually
- * be executed: just parse only. Used in
- * expressions when the result is already
- * determined. */
- int evalFlags; /* Flags to control next call to Tcl_Eval.
- * Normally zero, but may be set before
- * calling Tcl_Eval. See below for valid
- * values. */
- char *termPtr; /* Character just after the last one in
- * a command. Set by Tcl_Eval before
- * returning. */
- char *scriptFile; /* NULL means there is no nested source
- * command active; otherwise this points to
- * the name of the file being sourced (it's
- * not malloc-ed: it points to an argument
- * to Tcl_EvalFile. */
- int flags; /* Various flag bits. See below. */
- Trace *tracePtr; /* List of traces for this interpreter. */
- Tcl_HashTable *assocData; /* Hash table for associating data with
- * this interpreter. Cleaned up when
- * this interpreter is deleted. */
- char resultSpace[TCL_RESULT_SIZE+1];
- /* Static space for storing small results. */
- } Interp;
-
- /*
- * EvalFlag bits for Interp structures:
- *
- * TCL_BRACKET_TERM 1 means that the current script is terminated by
- * a close bracket rather than the end of the string.
- * TCL_RECORD_BOUNDS Tells Tcl_Eval to record information in the
- * evalFirst and evalLast fields for each command
- * executed directly from the string (top-level
- * commands and those from command substitution).
- * TCL_ALLOW_EXCEPTIONS 1 means it's OK for the script to terminate with
- * a code other than TCL_OK or TCL_ERROR; 0 means
- * codes other than these should be turned into errors.
- */
-
- #define TCL_BRACKET_TERM 1
- #define TCL_RECORD_BOUNDS 2
- #define TCL_ALLOW_EXCEPTIONS 4
-
- /*
- * Flag bits for Interp structures:
- *
- * DELETED: Non-zero means the interpreter has been deleted:
- * don't process any more commands for it, and destroy
- * the structure as soon as all nested invocations of
- * Tcl_Eval are done.
- * ERR_IN_PROGRESS: Non-zero means an error unwind is already in progress.
- * Zero means a command proc has been invoked since last
- * error occured.
- * ERR_ALREADY_LOGGED: Non-zero means information has already been logged
- * in $errorInfo for the current Tcl_Eval instance,
- * so Tcl_Eval needn't log it (used to implement the
- * "error message log" command).
- * ERROR_CODE_SET: Non-zero means that Tcl_SetErrorCode has been
- * called to record information for the current
- * error. Zero means Tcl_Eval must clear the
- * errorCode variable if an error is returned.
- * EXPR_INITIALIZED: 1 means initialization specific to expressions has
- * been carried out.
- */
-
- #define DELETED 1
- #define ERR_IN_PROGRESS 2
- #define ERR_ALREADY_LOGGED 4
- #define ERROR_CODE_SET 8
- #define EXPR_INITIALIZED 0x10
-
- /*
- * Default value for the pdPrec and pdFormat fields of interpreters:
- */
-
- #define DEFAULT_PD_PREC 6
- #define DEFAULT_PD_FORMAT "%g"
-
- /*
- *----------------------------------------------------------------
- * Data structures related to command parsing. These are used in
- * tclParse.c and its clients.
- *----------------------------------------------------------------
- */
-
- /*
- * The following data structure is used by various parsing procedures
- * to hold information about where to store the results of parsing
- * (e.g. the substituted contents of a quoted argument, or the result
- * of a nested command). At any given time, the space available
- * for output is fixed, but a procedure may be called to expand the
- * space available if the current space runs out.
- */
-
- typedef struct ParseValue {
- char *buffer; /* Address of first character in
- * output buffer. */
- char *next; /* Place to store next character in
- * output buffer. */
- char *end; /* Address of the last usable character
- * in the buffer. */
- void (*expandProc) _ANSI_ARGS_((struct ParseValue *pvPtr, int needed));
- /* Procedure to call when space runs out;
- * it will make more space. */
- ClientData clientData; /* Arbitrary information for use of
- * expandProc. */
- } ParseValue;
-
- /*
- * A table used to classify input characters to assist in parsing
- * Tcl commands. The table should be indexed with a signed character
- * using the CHAR_TYPE macro. The character may have a negative
- * value.
- */
-
- extern char tclTypeTable[];
- #define CHAR_TYPE(c) (tclTypeTable+128)[c]
-
- /*
- * Possible values returned by CHAR_TYPE:
- *
- * TCL_NORMAL - All characters that don't have special significance
- * to the Tcl language.
- * TCL_SPACE - Character is space, tab, or return.
- * TCL_COMMAND_END - Character is newline or null or semicolon or
- * close-bracket.
- * TCL_QUOTE - Character is a double-quote.
- * TCL_OPEN_BRACKET - Character is a "[".
- * TCL_OPEN_BRACE - Character is a "{".
- * TCL_CLOSE_BRACE - Character is a "}".
- * TCL_BACKSLASH - Character is a "\".
- * TCL_DOLLAR - Character is a "$".
- */
-
- #define TCL_NORMAL 0
- #define TCL_SPACE 1
- #define TCL_COMMAND_END 2
- #define TCL_QUOTE 3
- #define TCL_OPEN_BRACKET 4
- #define TCL_OPEN_BRACE 5
- #define TCL_CLOSE_BRACE 6
- #define TCL_BACKSLASH 7
- #define TCL_DOLLAR 8
-
- /*
- * Maximum number of levels of nesting permitted in Tcl commands (used
- * to catch infinite recursion).
- */
-
- #define MAX_NESTING_DEPTH 1000
-
- /*
- * The macro below is used to modify a "char" value (e.g. by casting
- * it to an unsigned character) so that it can be used safely with
- * macros such as isspace.
- */
-
- #define UCHAR(c) ((unsigned char) (c))
-
- /*
- * Given a size or address, the macro below "aligns" it to the machine's
- * memory unit size (e.g. an 8-byte boundary) so that anything can be
- * placed at the aligned address without fear of an alignment error.
- */
-
- #define TCL_ALIGN(x) ((x + 7) & ~7)
-
- /*
- * For each event source (created with Tcl_CreateEventSource) there
- * is a structure of the following type:
- */
-
- typedef struct TclEventSource {
- Tcl_EventSetupProc *setupProc; /* This procedure is called by
- * Tcl_DoOneEvent to set up information
- * for the wait operation, such as
- * files to wait for or maximum
- * timeout. */
- Tcl_EventCheckProc *checkProc; /* This procedure is called by
- * Tcl_DoOneEvent after its wait
- * operation to see what events
- * are ready and queue them. */
- ClientData clientData; /* Arbitrary one-word argument to pass
- * to setupProc and checkProc. */
- struct TclEventSource *nextPtr; /* Next in list of all event sources
- * defined for applicaton. */
- } TclEventSource;
-
- /*
- * The following macros are used to specify the runtime platform
- * setting of the tclPlatform variable.
- */
-
- typedef enum {
- TCL_PLATFORM_UNIX, /* Any Unix-like OS. */
- TCL_PLATFORM_MAC, /* MacOS. */
- TCL_PLATFORM_WINDOWS /* Any Microsoft Windows OS. */
- } TclPlatformType;
-
- /*
- *----------------------------------------------------------------
- * Variables shared among Tcl modules but not used by the outside
- * world:
- *----------------------------------------------------------------
- */
-
- extern Tcl_Time tclBlockTime;
- extern int tclBlockTimeSet;
- extern char * tclExecutableName;
- extern TclEventSource * tclFirstEventSourcePtr;
- extern Tcl_ChannelType tclFileChannelType;
- extern char * tclMemDumpFileName;
- extern TclPlatformType tclPlatform;
-
- /*
- *----------------------------------------------------------------
- * Procedures shared among Tcl modules but not used by the outside
- * world:
- *----------------------------------------------------------------
- */
-
- EXTERN void panic();
- EXTERN int TclCleanupChildren _ANSI_ARGS_((Tcl_Interp *interp,
- int numPids, int *pidPtr, Tcl_Channel errorChan));
- EXTERN int TclCloseFile _ANSI_ARGS_((Tcl_File file));
- EXTERN char * TclConvertToNative _ANSI_ARGS_((Tcl_Interp *interp,
- char *name, Tcl_DString *bufferPtr));
- EXTERN char * TclConvertToNetwork _ANSI_ARGS_((Tcl_Interp *interp,
- char *name, Tcl_DString *bufferPtr));
- EXTERN void TclCopyAndCollapse _ANSI_ARGS_((int count, char *src,
- char *dst));
- EXTERN int TclChdir _ANSI_ARGS_((Tcl_Interp *interp,
- char *dirName));
- EXTERN void TclClosePipeFile _ANSI_ARGS_((Tcl_File file));
- EXTERN Tcl_Channel TclCreateCommandChannel _ANSI_ARGS_((
- Tcl_File readFile, Tcl_File writeFile,
- Tcl_File errorFile, int numPids, int *pidPtr));
- EXTERN int TclCreatePipe _ANSI_ARGS_((Tcl_File *readPipe,
- Tcl_File *writePipe));
- EXTERN int TclCreatePipeline _ANSI_ARGS_((Tcl_Interp *interp,
- int argc, char **argv, int **pidArrayPtr,
- Tcl_File *inPipePtr,
- Tcl_File *outPipePtr,
- Tcl_File *errFilePtr));
- EXTERN Tcl_File TclCreateTempFile _ANSI_ARGS_((char *contents));
- EXTERN void TclDeleteVars _ANSI_ARGS_((Interp *iPtr,
- Tcl_HashTable *tablePtr));
- EXTERN int TclDoGlob _ANSI_ARGS_((Tcl_Interp *interp,
- char *separators, Tcl_DString *headPtr,
- char *tail));
- EXTERN void TclExpandParseValue _ANSI_ARGS_((ParseValue *pvPtr,
- int needed));
- EXTERN void TclExprFloatError _ANSI_ARGS_((Tcl_Interp *interp,
- double value));
- EXTERN int TclFindElement _ANSI_ARGS_((Tcl_Interp *interp,
- char *list, char **elementPtr, char **nextPtr,
- int *sizePtr, int *bracePtr));
- EXTERN Proc * TclFindProc _ANSI_ARGS_((Interp *iPtr,
- char *procName));
- EXTERN void TclFreePackageInfo _ANSI_ARGS_((Interp *iPtr));
- EXTERN char * TclGetCwd _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN unsigned long TclGetClicks _ANSI_ARGS_((void));
- EXTERN char * TclGetExtension _ANSI_ARGS_((char *name));
- EXTERN void TclGetAndDetachPids _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Channel chan));
- EXTERN int TclGetDate _ANSI_ARGS_((char *p,
- unsigned long now, long zone,
- unsigned long *timePtr));
- EXTERN Tcl_Channel TclGetDefaultStdChannel _ANSI_ARGS_((int type));
- EXTERN char * TclGetEnv _ANSI_ARGS_((char *name));
- EXTERN int TclGetFrame _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, CallFrame **framePtrPtr));
- EXTERN int TclGetOpenMode _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, int *seekFlagPtr));
- EXTERN unsigned long TclGetSeconds _ANSI_ARGS_((void));
- EXTERN void TclGetTime _ANSI_ARGS_((Tcl_Time *time));
- EXTERN int TclGetTimeZone _ANSI_ARGS_((unsigned long time));
- EXTERN char * TclGetUserHome _ANSI_ARGS_((char *name,
- Tcl_DString *bufferPtr));
- EXTERN int TclGetListIndex _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, int *indexPtr));
- EXTERN int TclGetLoadedPackages _ANSI_ARGS_((Tcl_Interp *interp,
- char *targetName));
- EXTERN char * TclGetUserHome _ANSI_ARGS_((char *name,
- Tcl_DString *bufferPtr));
- EXTERN int TclGuessPackageName _ANSI_ARGS_((char *fileName,
- Tcl_DString *bufPtr));
- EXTERN int TclHasPipes _ANSI_ARGS_((void));
- EXTERN int TclHasSockets _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN int TclIdlePending _ANSI_ARGS_((void));
- EXTERN int TclInterpInit _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN Proc * TclIsProc _ANSI_ARGS_((Command *cmdPtr));
- EXTERN int TclLoadFile _ANSI_ARGS_((Tcl_Interp *interp,
- char *fileName, char *sym1, char *sym2,
- Tcl_PackageInitProc **proc1Ptr,
- Tcl_PackageInitProc **proc2Ptr));
- EXTERN int TclMakeFileTable _ANSI_ARGS_((Tcl_Interp *interp,
- int noStdio));
- EXTERN int TclMatchFiles _ANSI_ARGS_((Tcl_Interp *interp,
- char *separators, Tcl_DString *dirPtr,
- char *pattern, char *tail));
- EXTERN int TclNeedSpace _ANSI_ARGS_((char *start, char *end));
- EXTERN Tcl_File TclOpenFile _ANSI_ARGS_((char *fname, int mode));
- EXTERN int TclParseBraces _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, char **termPtr, ParseValue *pvPtr));
- EXTERN int TclParseNestedCmd _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, int flags, char **termPtr,
- ParseValue *pvPtr));
- EXTERN int TclParseQuotes _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, int termChar, int flags,
- char **termPtr, ParseValue *pvPtr));
- EXTERN int TclParseWords _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, int flags, int maxWords,
- char **termPtr, int *argcPtr, char **argv,
- ParseValue *pvPtr));
- EXTERN void TclPlatformExit _ANSI_ARGS_((int status));
- EXTERN void TclPlatformInit _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN char * TclPrecTraceProc _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, char *name1, char *name2,
- int flags));
- EXTERN int TclPreventAliasLoop _ANSI_ARGS_((Tcl_Interp *interp,
- Tcl_Interp *cmdInterp, char *cmdName,
- Tcl_CmdProc *proc, ClientData clientData));
- EXTERN int TclReadFile _ANSI_ARGS_((Tcl_File file,
- int shouldBlock, char *buf, int toRead));
- EXTERN int TclSeekFile _ANSI_ARGS_((Tcl_File file,
- int offset, int whence));
- EXTERN int TclServiceIdle _ANSI_ARGS_((void));
- EXTERN void TclSetupEnv _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN int TclSockGetPort _ANSI_ARGS_((Tcl_Interp *interp,
- char *string, char *proto, int *portPtr));
- EXTERN int TclSockMinimumBuffers _ANSI_ARGS_((int sock,
- int size));
- EXTERN int TclSpawnPipeline _ANSI_ARGS_((Tcl_Interp *interp,
- int *pidPtr, int *numPids, int argc, char **argv,
- Tcl_File inputFile,
- Tcl_File outputFile,
- Tcl_File errorFile,
- char *intIn, char *finalOut));
- EXTERN int TclTestChannelCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int TclTestChannelEventCmd _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- int argc, char **argv));
- EXTERN int TclUpdateReturnInfo _ANSI_ARGS_((Interp *iPtr));
- EXTERN int TclWaitForFile _ANSI_ARGS_((Tcl_File file,
- int mask, int timeout));
- EXTERN char * TclWordEnd _ANSI_ARGS_((char *start, int nested,
- int *semiPtr));
- EXTERN int TclWriteFile _ANSI_ARGS_((Tcl_File file,
- int shouldBlock, char *buf, int toWrite));
-
- /*
- *----------------------------------------------------------------
- * Command procedures in the generic core:
- *----------------------------------------------------------------
- */
-
- EXTERN int Tcl_AfterCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_AppendCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ArrayCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_BreakCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_CaseCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_CatchCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_CdCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ClockCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_CloseCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ConcatCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ContinueCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_CpCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_EchoCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_EofCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ErrorCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_EvalCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ExecCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ExitCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ExprCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FblockedCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FconfigureCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FileCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FileEventCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FlushCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ForCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ForeachCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_FormatCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_GetsCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_GlobalCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_GlobCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_HistoryCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_IfCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_IncrCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_InfoCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_InterpCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_JoinCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LappendCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LindexCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LinsertCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LlengthCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ListCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LoadCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LrangeCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LreplaceCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LsCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LsearchCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_LsortCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_MacBeepCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_MacSourceCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_MkdirCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_MvCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_OpenCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_PackageCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_PidCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ProcCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_PutsCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_PwdCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ReadCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_RegexpCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_RegsubCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_RenameCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ReturnCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_RmCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_RmdirCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_ScanCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SeekCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SetCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SplitCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SocketCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SourceCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_StringCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SubstCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_SwitchCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_TellCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_TimeCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_TraceCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_UnsetCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_UpdateCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_UplevelCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_UpvarCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_VwaitCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tcl_WhileCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int TclUnsupported0Cmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
-
- #endif /* _TCLINT */
-