Parameterize TclInitByteCodeObj to callers sense of typePtr.

No longer need to create Tcl_Obj just to make some bytecode.
Make obj-free bytecode maker available to rest of compile-related files.
2016-04-29 19:29:14 +00:00 · 2016-04-29 18:02:55 +00:00 · 2016-04-29 17:58:33 +00:00 · 2016-04-29 17:52:30 +00:00 · 2016-04-29 17:34:14 +00:00 · 2016-04-24 16:02:49 +00:00
448 changed files with 17238 additions and 22922 deletions
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <projectDescription>
-	<name>tcl8.6</name>
+	<name>tcl8.7</name>
 	<comment></comment>
 	<projects>
 	</projects>
@@ -1,5 +1,5 @@
 README:  Tcl
-    This is the Tcl 8.6.4 source distribution.
+    This is the Tcl 8.7a0 source distribution.
 	http://sourceforge.net/projects/tcl/files/Tcl/
    You can get any source release of Tcl from the URL above.

@@ -49,7 +49,7 @@ and selling it either in whole or in part.  See the file

 Extensive documentation is available at our website.
 The home page for this release, including new features, is
-	http://www.tcl.tk/software/tcltk/8.6.html
+	http://www.tcl.tk/software/tcltk/8.7.html

 Detailed release notes can be found at the file distributions page
 by clicking on the relevant version.
@@ -61,9 +61,9 @@ Information about Tcl itself can be found at
 There have been many Tcl books on the market.  Many are mentioned in the Wiki:
 	http://wiki.tcl.tk/_/ref?N=25206

-To view the complete set of reference manual entries for Tcl 8.6 online,
+To view the complete set of reference manual entries for Tcl 8.7 online,
 visit the URL:
-	http://www.tcl.tk/man/tcl8.6/
+	http://www.tcl.tk/man/tcl8.7/

 2a. Unix Documentation
 ----------------------
@@ -8529,6 +8529,98 @@ include ::oo::class (fellows)

 --- Released 8.6.4, March 12, 2015 --- http://core.tcl.tk/tcl/ for details

+2015-03-19 (bug)[e66e44] Win: Ctrl-C/Ctrl-Break in console not EOF (nadkarni)
+
+2015-03-21 (bug)[d87cb1] Proper tailcall from compiled ensembles (sofer)
+
+2015-04-23 (bug)[19ea02] Win: shared read from linked dirs (bogdan,oehhar)
+
+2015-04-24 (bug)[879a07] Incomplete chars @ buffer ends (leunissen,porter)
+
+2015-04-29 (bug)[894da1] Hang flushing blocking channels (yorick)
+
+2015-05-14 (enhance)[b9d043] Default use of gzip transfer encoding (fellows)
+=> http 2.8.9
+        *** POTENTIAL INCOMPATIBILITY ***
+
+2015-05-15 (bug)[9dd1bd] destructor [self] after failed constructor (calvo,fellows)
+
+2015-05-15 (bug)[0f42ff] [tailcall] combined with [next] (aspect,fellows)
+
+2015-05-18 (bug)[c11a51] http: race condition in -accept option (fellows)
+
+2015-05-19 (enhance) More pure lists from compiled [list] (porter,fellows)
+
+2015-05-27 (enhancement) Relax memdebug constraint on extensions (kupries)
+
+2015-06-03 (bug)[268b23] crash in traced [expr] (execute-11.2)(tomkinson,porter)
+
+2015-06-11 (bug)[478c44] Memleak in zlib compresion errors (mistachkin)
+
+2015-06-16 (bug)[e770d9] Higher baud on serial channels (woods,nijtmans)
+
+2015-06-18 (update) Update Unicode data to 8.0 (nijtmans)
+        *** POTENTIAL INCOMPATIBILITY ***
+
+2015-06-18 (bug)[a4cb3f] compiled [lreplace] handling of end (bron,aspect)
+
+2015-06-23 (enhance) Use Unicode SendMessageTimeout() (nijtmans)
+=> registry 1.3.1
+
 2015-06-25 (TIP 412) msgcat dynamic locale change and package private locale (oehlmann)
 => msgcat 1.6.0

+2015-07-05 (bug)[a0ece9] crash in traced [expr] (execute-11.3) (hans,porter)
+
+2015-07-10 (TIP 436) [info object isa] favors 'false' over error (fellows)
+=> TclOO 1.0.4
+
+2015-07-15 (bug)[b1534b][9bad63] writes beyond buffer bounds (hanno,porter)
+
+2015-07-18 (bug)[a3309d] Memleak in compiled [unset a($i)] (jeff,porter)
+
+2015-07-23 (bug)[57945b] lock in forking/multi-threading (neumann,mistachkin)
+
+2015-07-29 (bug)[3e7eca] Allocation overflow in expr parsing (rickyb,porter)
+
+2015-07-30 (bug)[f00009] Win: Memleak in [file] (rp,sebres)
+
+2015-07-31 (bug) Correct problems found in Coverity audit (sofer)
+
+2015-08-19 (bug)[00189c] MSVC 14: semi-static UCRT support (dower,nijtmans)
+
+2015-08-26 (bug)[0df7a1] Tolerate getcwd() failures (cato,nijtmans)
+
+2015-09-21 (bug)[1115587][a3c350][d7ea9f][0e0e15][187d7f] Many fixes and
+improvements to regexp engine from Postgres (lane,porter,fellows,seltenreich)
+
+2015-09-23 (enhance) hash lookup microoptimization (hipp)
+
+2015-09-23 (bug)[e0a7b3] Input buffer draining & file events (griffin,porter)
+
+2015-09-29 (bug)[219866] Cygwin support error (yorick,nijtmans)
+=> platform 1.0.14
+
+2015-10-06 (bug)[b42a85] Win: [file normalize ~user] wrong dir (nadkarni)
+
+2015-10-21 (bug)[1080042][8f2450] More regexp from Postgres (lane,porter)
+
+2015-10-23 (bug)[4a0c16] [clock] react to msgcat locale change (oehlmann)
+
+2015-11-10 (bug)[261a8a] Overflow segfault in I/O translation (brooks,porter)
+
+2015-11-20 (bug)[40f628] ListObjReplace callers fail to detect max (porter)
+
+2015-11-30 (enhance)[32c574] Improve list growth performance (brooks,porter)
+
+2015-12-11 (bug)[c9eb6b] tolerate unset ::env(TZ) (gahr, nijtmans)
+
+2016-01-29 (TIP 440) tcl_platform(engine) -- Tcl implementation (mistachkin)
+
+2016-02-03 (bug)[25842c] stream [zlib deflate] fails with 0 input (ade,fellows)
+
+2016-02-04 (bug)[3d96b7][593baa][cf74de] crashes in OO teardown (porter,fellows)
+
+2016-02-22 (bug)[9b4702] [info exists env(missing)] kills trace (nijtmans)
+
+--- Released 8.6.5, February 29, 2016 --- http://core.tcl.tk/tcl/ for details
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Access 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -17,7 +17,7 @@ Tcl_GetReturnOptions, Tcl_SetReturnOptions, Tcl_AddErrorInfo, Tcl_AppendObjToErr
 Tcl_Obj *
 \fBTcl_GetReturnOptions\fR(\fIinterp, code\fR)
 .sp
-int 
+int
 \fBTcl_SetReturnOptions\fR(\fIinterp, options\fR)
 .sp
 \fBTcl_AddErrorInfo\fR(\fIinterp, message\fR)
@@ -45,7 +45,7 @@ void
 .AS Tcl_Interp commandLength
 .AP Tcl_Interp *interp in
 Interpreter in which to record information.
-.AP int code 
+.AP int code
 The code returned from script evaluation.
 .AP Tcl_Obj *options
 A dictionary of return options.
@@ -121,7 +121,7 @@ retrieve the stack trace when script evaluation returns
 .CS
 int code = Tcl_Eval(interp, script);
 if (code == TCL_ERROR) {
-    Tcl_Obj *options = \fBTcl_GetReturnOptions\fR(interp, code);  
+    Tcl_Obj *options = \fBTcl_GetReturnOptions\fR(interp, code);
    Tcl_Obj *key = Tcl_NewStringObj("-errorinfo", -1);
    Tcl_Obj *stackTrace;
    Tcl_IncrRefCount(key);
@@ -163,12 +163,12 @@ to any reference counting.  This is analogous to
 .PP
 While \fBTcl_SetReturnOptions\fR provides a general interface
 to set any collection of return options, there are a handful
-of return options that are very frequently used.  Most 
+of return options that are very frequently used.  Most
 notably the \fB\-errorinfo\fR and \fB\-errorcode\fR return
 options should be set properly when the command procedure
 of a command returns \fBTCL_ERROR\fR.  The \fB\-errorline\fR
 return option is also read by commands that evaluate scripts
-and wish to supply detailed error location information in 
+and wish to supply detailed error location information in
 the stack trace text they append to the \fB\-errorinfo\fR option.
 Tcl provides several simpler interfaces to more directly set
 these return options.
@@ -224,7 +224,7 @@ is available as a \fBTcl_Obj\fR instead of as a \fBchar\fR array.
 .PP
 \fBTcl_AddObjErrorInfo\fR is nearly identical
 to \fBTcl_AddErrorInfo\fR, except that it has an additional \fIlength\fR
-argument.  This allows the \fImessage\fR string to contain 
+argument.  This allows the \fImessage\fR string to contain
 embedded null bytes.  This is essentially never a good idea.
 If the \fImessage\fR needs to contain the null character \fBU+0000\fR,
 Tcl's usual internal encoding rules should be used to avoid
@@ -232,9 +232,9 @@ the need for a null byte.  If the \fBTcl_AddObjErrorInfo\fR
 interface is used at all, it should be with a negative \fIlength\fR value.
 .PP
 The procedure \fBTcl_SetObjErrorCode\fR is used to set the
-\fB\-errorcode\fR return option to the list value \fIerrorObjPtr\fR 
-built up by the caller. 
-\fBTcl_SetObjErrorCode\fR is typically invoked just 
+\fB\-errorcode\fR return option to the list value \fIerrorObjPtr\fR
+built up by the caller.
+\fBTcl_SetObjErrorCode\fR is typically invoked just
 before returning an error. If an error is
 returned without calling \fBTcl_SetObjErrorCode\fR or
 \fBTcl_SetErrorCode\fR the Tcl interpreter automatically sets
@@ -275,7 +275,7 @@ the interpreter's result.
 \fBTcl_LogCommandInfo\fR is invoked after an error occurs in an
 interpreter.  It adds information about the command that was being
 executed when the error occurred to the \fB\-errorinfo\fR value, and
-the line number stored internally in the interpreter is set.  
+the line number stored internally in the interpreter is set.
 .PP
 In older releases of Tcl, there was no \fBTcl_GetReturnOptions\fR
 routine.  In its place, the global Tcl variables \fBerrorInfo\fR
@@ -288,7 +288,7 @@ global variables remains a supported way to access these
 return option values, it is important not to assume that
 writing to those global variables will properly set the
 corresponding return options.  It has long been emphasized
-in this manual page that it is important to 
+in this manual page that it is important to
 call the procedures described here rather than
 setting \fBerrorInfo\fR or \fBerrorCode\fR directly with
 \fBTcl_ObjSetVar2\fR.
@@ -297,7 +297,7 @@ If the procedure \fBTcl_ResetResult\fR is called,
 it clears all of the state of the interpreter associated with
 script evaluation, including the entire return options dictionary.
 In particular, the \fB\-errorinfo\fR and \fB\-errorcode\fR options
-are reset.  
+are reset.
 If an error had occurred, the \fBTcl_ResetResult\fR call will
 clear the error state to make it appear as if no error had
 occurred after all.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Alloc 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_AllowExceptions 3 7.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -31,7 +31,7 @@ return with an appropriate message.  The particular script
 evaluation procedures of Tcl that act in the manner are
 \fBTcl_EvalObjEx\fR, \fBTcl_EvalObjv\fR, \fBTcl_Eval\fR, \fBTcl_EvalEx\fR,
 \fBTcl_GlobalEval\fR, \fBTcl_GlobalEvalObj\fR, \fBTcl_VarEval\fR and
-\fBTcl_VarEvalVA\fR. 
+\fBTcl_VarEvalVA\fR.
 .PP
 However, if \fBTcl_AllowExceptions\fR is invoked immediately before
 calling one of those a procedures, then arbitrary completion
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_AppInit 3 7.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -52,7 +52,7 @@ Invoke a startup script to initialize the application.
 Use the routines \fBTcl_SetStartupScript\fR and
 \fBTcl_GetStartupScript\fR to set or query the file and encoding
 that the active \fBTcl_Main\fR or \fBTk_Main\fR routine will
-use as a startup script. 
+use as a startup script.
 .LP
 \fBTcl_AppInit\fR returns \fBTCL_OK\fR or \fBTCL_ERROR\fR.
 If it returns \fBTCL_ERROR\fR then it must leave an error message in
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SetAssocData 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_AsyncCreate 3 7.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_BackgroundError 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Backslash 3 "8.1" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -33,7 +33,7 @@ The use of \fBTcl_Backslash\fR is deprecated in favor of
 .PP
 This is a utility procedure provided for backwards compatibility with
 non-internationalized Tcl extensions.  It parses a backslash sequence and
-returns the low byte of the Unicode character corresponding to the sequence. 
+returns the low byte of the Unicode character corresponding to the sequence.
 \fBTcl_Backslash\fR modifies \fI*countPtr\fR to contain the number of
 characters in the backslash sequence.
 .PP
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_BooleanObj 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -50,7 +50,7 @@ value \fIboolValue\fR in it, and returns a pointer to the new Tcl_Obj.
 The new Tcl_Obj has reference count of zero.
 .PP
 \fBTcl_SetBooleanObj\fR accepts \fIobjPtr\fR, a pointer to
-an existing Tcl_Obj, and stores in the Tcl_Obj \fI*objPtr\fR 
+an existing Tcl_Obj, and stores in the Tcl_Obj \fI*objPtr\fR
 the boolean value \fIboolValue\fR.  This is a write operation
 on \fI*objPtr\fR, so \fIobjPtr\fR must be unshared.  Attempts to
 write to a shared Tcl_Obj will panic.  A successful write
@@ -61,7 +61,7 @@ any former value stored in \fI*objPtr\fR.
 from the value stored in \fI*objPtr\fR.
 If \fIobjPtr\fR holds a string value recognized by \fBTcl_GetBoolean\fR,
 then the recognized boolean value is written at the address given
-by \fIboolPtr\fR.  
+by \fIboolPtr\fR.
 If \fIobjPtr\fR holds any value recognized as
 a number by Tcl, then if that value is zero a 0 is written at
 the address given by \fIboolPtr\fR and if that
@@ -69,10 +69,10 @@ value is non-zero a 1 is written at the address given by \fIboolPtr\fR.
 In all cases where a value is written at the address given
 by \fIboolPtr\fR, \fBTcl_GetBooleanFromObj\fR returns \fBTCL_OK\fR.
 If the value of \fIobjPtr\fR does not meet any of the conditions
-above, then \fBTCL_ERROR\fR is returned and an error message is 
+above, then \fBTCL_ERROR\fR is returned and an error message is
 left in the interpreter's result unless \fIinterp\fR is NULL.
 \fBTcl_GetBooleanFromObj\fR may also make changes to the internal
-fields of \fI*objPtr\fR so that future calls to 
+fields of \fI*objPtr\fR so that future calls to
 \fBTcl_GetBooleanFromObj\fR on the same \fIobjPtr\fR can be
 performed more efficiently.
 .PP
@@ -3,12 +3,12 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ByteArrayObj 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
 .SH NAME
-Tcl_NewByteArrayObj, Tcl_SetByteArrayObj, Tcl_GetByteArrayFromObj, Tcl_SetByteArrayLength \- manipulate Tcl values as a arrays of bytes 
+Tcl_NewByteArrayObj, Tcl_SetByteArrayObj, Tcl_GetByteArrayFromObj, Tcl_SetByteArrayLength \- manipulate Tcl values as a arrays of bytes
 .SH SYNOPSIS
 .nf
 \fB#include <tcl.h>\fR
@@ -16,7 +16,7 @@ Tcl_NewByteArrayObj, Tcl_SetByteArrayObj, Tcl_GetByteArrayFromObj, Tcl_SetByteAr
 Tcl_Obj *
 \fBTcl_NewByteArrayObj\fR(\fIbytes, length\fR)
 .sp
-void 
+void
 \fBTcl_SetByteArrayObj\fR(\fIobjPtr, bytes, length\fR)
 .sp
 unsigned char *
@@ -82,7 +82,7 @@ allocated for the array, the array is reallocated to the new length; the
 newly allocated bytes at the end of the array have arbitrary values.  If
 \fIlength\fR is less than the space currently allocated for the array,
 the length of array is reduced to the new length.  The return value is a
-pointer to the value's new array of bytes.  
+pointer to the value's new array of bytes.

 .SH "SEE ALSO"
 Tcl_GetStringFromObj, Tcl_NewObj, Tcl_IncrRefCount, Tcl_DecrRefCount
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CallWhenDeleted 3 7.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Cancel 3 8.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -13,20 +13,25 @@ Tcl_CancelEval, Tcl_Canceled \- cancel Tcl scripts
 .nf
 \fB#include <tcl.h>\fR
 int
-\fBTcl_CancelEval\fR(\fIinterp, clientData, flags\fR)
+\fBTcl_CancelEval\fR(\fIinterp, resultObjPtr, clientData, flags\fR)
 .sp
 int
 \fBTcl_Canceled\fR(\fIinterp, flags\fR)
 .SH ARGUMENTS
+.AS Tcl_Interp *interp
 .AP Tcl_Interp *interp in
 Interpreter in which to cancel the script.
+.AP Tcl_Obj *resultObjPtr in
+Error message to use in the cancellation, or NULL to use a default message. If
+not NULL, this object will have its reference count decremented before
+\fBTcl_CancelEval\fR returns.
 .AP int flags in
 ORed combination of flag bits that specify additional options.
 For \fBTcl_CancelEval\fR, only \fBTCL_CANCEL_UNWIND\fR is currently
 supported.  For \fBTcl_Canceled\fR, only \fBTCL_LEAVE_ERR_MSG\fR and
 \fBTCL_CANCEL_UNWIND\fR are currently supported.
 .AP ClientData clientData in
-Currently, reserved for future use.
+Currently reserved for future use.
 It should be set to NULL.
 .BE
 .SH DESCRIPTION
@@ -41,19 +46,21 @@ returns \fBTCL_ERROR\fR if it has.  Otherwise, \fBTCL_OK\fR is returned.
 Extensions can use this function to check to see if they should abort a long
 running command.  This function is thread sensitive and may only be called
 from the thread the interpreter was created in.
-.SH "FLAG BITS"
+.SS "FLAG BITS"
 Any ORed combination of the following values may be used for the
 \fIflags\fR argument to procedures such as \fBTcl_CancelEval\fR:
-.TP 23
+.TP 20
 \fBTCL_CANCEL_UNWIND\fR
+.
 This flag is used by \fBTcl_CancelEval\fR and \fBTcl_Canceled\fR.
-For \fBTcl_CancelEval\fR, if this flag is set, the script in progress 
+For \fBTcl_CancelEval\fR, if this flag is set, the script in progress
 is canceled and the evaluation stack for the interpreter is unwound.
-For \fBTcl_Canceled\fR, if this flag is set, the script in progress 
-is considered to be canceled only if the evaluation stack for the 
+For \fBTcl_Canceled\fR, if this flag is set, the script in progress
+is considered to be canceled only if the evaluation stack for the
 interpreter is being unwound.
-.TP 23
+.TP 20
 \fBTCL_LEAVE_ERR_MSG\fR
+.
 This flag is only used by \fBTcl_Canceled\fR; it is ignored by
 other procedures.  If an error is returned and this bit is set in
 \fIflags\fR, then an error message will be left in the interpreter's
@@ -61,6 +68,7 @@ result, where it can be retrieved with \fBTcl_GetObjResult\fR or
 \fBTcl_GetStringResult\fR.  If this flag bit is not set then no error
 message is left and the interpreter's result will not be modified.
 .SH "SEE ALSO"
+interp(n), Tcl_Eval(3),
 TIP 285
 .SH KEYWORDS
 cancel, unwind
@@ -71,7 +71,8 @@ The name of the object to create, or NULL if a new unused name is to be
 automatically selected.
 .AP "const char" *nsName in
 The name of the namespace to create for the object's private use, or NULL if a
-new unused name is to be automatically selected.
+new unused name is to be automatically selected. The namespace must not
+already exist.
 .AP int objc in
 The number of elements in the \fIobjv\fR array.
 .AP "Tcl_Obj *const" *objv in
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CommandComplete 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Concat 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -639,13 +639,13 @@ called to set them, e.g. \fB\-blockmode\fR. Other options are specific to
 each channel type and the \fIsetOptionProc\fR procedure of the channel
 driver will get called to implement them. The \fIsetOptionProc\fR field can
 be NULL, which indicates that this channel type supports no type specific
-options. 
+options.
 .PP
 If the option value is successfully modified to the new value, the function
 returns \fBTCL_OK\fR.
 It should call \fBTcl_BadChannelOption\fR which itself returns
 \fBTCL_ERROR\fR if the \fIoptionName\fR is
-unrecognized. 
+unrecognized.
 If \fInewValue\fR specifies a value for the option that
 is not supported or if a system call error occurs,
 the function should leave an error message in the
@@ -674,7 +674,7 @@ channel. If the option name is not NULL, the function stores its current
 value, as a string, in the Tcl dynamic string \fIoptionValue\fR.
 If \fIoptionName\fR is NULL, the function stores in \fIoptionValue\fR an
 alternating list of all supported options and their current values.
-On success, the function returns \fBTCL_OK\fR. 
+On success, the function returns \fBTCL_OK\fR.
 It should call \fBTcl_BadChannelOption\fR which itself returns
 \fBTCL_ERROR\fR if the \fIoptionName\fR is
 unrecognized. If a system call error occurs,
@@ -839,7 +839,7 @@ which returns a pointer to the function.
 This procedure generates a
 .QW "bad option"
 error message in an
-(optional) interpreter.  It is used by channel drivers when 
+(optional) interpreter.  It is used by channel drivers when
 an invalid Set/Get option is requested. Its purpose is to concatenate
 the generic options list to the specific ones and factorize
 the generic options error message string.
@@ -850,7 +850,7 @@ An error message is generated in \fIinterp\fR's result value to
 indicate that a command was invoked with a bad option.
 The message has the form
 .CS
-    bad option "blah": should be one of 
+    bad option "blah": should be one of
    <...generic options...>+<...specific options...>
 .CE
 so you get for instance:
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateCommand 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -91,7 +91,7 @@ the command, \fIargc\fR giving the number of arguments (including
 the command name) and \fIargv\fR giving the values of the arguments
 as strings.  The \fIargv\fR array will contain \fIargc\fR+1 values;
 the first \fIargc\fR values point to the argument strings, and the
-last value is NULL.  
+last value is NULL.
 Note that the argument strings should not be modified as they may
 point to constant strings or may be shared with other parts of the
 interpreter.
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateFileHandler 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateInterp 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateMathFunc 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -147,7 +147,7 @@ released by passing it to \fBTcl_Free\fR.  Some functions (the
 standard set implemented in the core, and those defined by placing
 commands in the \fBtcl::mathfunc\fR namespace) do not have
 argument type information; attempting to retrieve values for
-them causes a NULL to be stored in the variable pointed to by 
+them causes a NULL to be stored in the variable pointed to by
 \fIprocPtr\fR and the variable pointed to by \fIclientDataPtr\fR
 will not be modified.  The variable pointed to by \fInumArgsPointer\fR
 will contain -1, and no argument types will be stored in the variable
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateObjCommand 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -150,7 +150,7 @@ However, if the existing command was created by a previous call to
 but instead arranges for the Tcl interpreter to call the
 \fBTcl_ObjCmdProc\fR \fIproc\fR in the future.
 The old string-based \fBTcl_CmdProc\fR associated with the command
-is retained and its address can be obtained by subsequent 
+is retained and its address can be obtained by subsequent
 \fBTcl_GetCommandInfo\fR calls. This is done for backwards compatibility.
 .PP
 \fIDeleteProc\fR will be invoked when (if) \fIname\fR is deleted.
@@ -288,7 +288,7 @@ command is not deleted or renamed;  callers should copy the string if
 they need to keep it for a long time.
 .PP
 \fBTcl_GetCommandFullName\fR produces the fully qualified name
-of a command from a command token.  
+of a command from a command token.
 The name, including all namespace prefixes,
 is appended to the value specified by \fIobjPtr\fR.
 .PP
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateSlave 3 7.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -122,8 +122,8 @@ is either \fBTCL_OK\fR or \fBTCL_ERROR\fR. If \fBTCL_ERROR\fR is returned
 then the \fBresult\fR field of the interpreter contains an error message.
 .PP
 \fBTcl_CreateSlave\fR creates a new interpreter as a slave of \fIinterp\fR.
-It also creates a slave command named \fIslaveName\fR in \fIinterp\fR which 
-allows \fIinterp\fR to manipulate the new slave. 
+It also creates a slave command named \fIslaveName\fR in \fIinterp\fR which
+allows \fIinterp\fR to manipulate the new slave.
 If \fIisSafe\fR is zero, the command creates a trusted slave in which Tcl
 code has access to all the Tcl commands.
 If it is \fB1\fR, the command creates a
@@ -178,7 +178,7 @@ created by \fBTcl_CreateSlave\fR) between \fIslaveInterp\fR and
 \fItargetInterp\fR. Any two interpreters can be used, without any
 restrictions on how they are related.
 .PP
-\fBTcl_CreateAliasObj\fR is similar to \fBTcl_CreateAlias\fR except 
+\fBTcl_CreateAliasObj\fR is similar to \fBTcl_CreateAlias\fR except
 that it takes a vector of values to pass as additional arguments instead
 of a vector of strings.
 .PP
@@ -196,7 +196,7 @@ strings.
 \fBTcl_ExposeCommand\fR moves the command named \fIhiddenCmdName\fR from
 the set of hidden commands to the set of exposed commands, putting
 it under the name
-\fIcmdName\fR. 
+\fIcmdName\fR.
 \fIHiddenCmdName\fR must be the name of an existing hidden
 command, or the operation will return \fBTCL_ERROR\fR and leave an error
 message in the \fIresult\fR field in \fIinterp\fR.
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateTimerHandler 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -5,7 +5,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_CreateTrace 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -65,7 +65,7 @@ interpreter.
 \fBTcl_CmdObjTraceProc\fR:
 .PP
 .CS
-typedef int \fBTcl_CmdObjTraceProc\fR( 
+typedef int \fBTcl_CmdObjTraceProc\fR(
        \fBClientData\fR \fIclientData\fR,
        \fBTcl_Interp\fR* \fIinterp\fR,
        int \fIlevel\fR,
@@ -143,7 +143,7 @@ When \fBTcl_DeleteTrace\fR is called, the interpreter invokes the
 \fBTcl_CmdObjTraceDeleteProc\fR:
 .PP
 .CS
-typedef void \fBTcl_CmdObjTraceDeleteProc\fR( 
+typedef void \fBTcl_CmdObjTraceDeleteProc\fR(
        \fBClientData\fR \fIclientData\fR);
 .CE
 .PP
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_DetachPids 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_DictObj 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_DoOneEvent 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -20,7 +20,7 @@ int
 .AS int flags
 .AP int flags in
 This parameter is normally zero.  It may be an OR-ed combination
-of any of the following flag bits:  
+of any of the following flag bits:
 \fBTCL_WINDOW_EVENTS\fR, \fBTCL_FILE_EVENTS\fR,
 \fBTCL_TIMER_EVENTS\fR, \fBTCL_IDLE_EVENTS\fR, \fBTCL_ALL_EVENTS\fR,
 or \fBTCL_DONT_WAIT\fR.
@@ -43,7 +43,7 @@ handlers for the first event on the queue, and returns.
 If no events are found, \fBTcl_DoOneEvent\fR checks for \fBTcl_DoWhenIdle\fR
 callbacks; if any are found, it invokes all of them and returns.
 Finally, if no events or idle callbacks have been found, then
-\fBTcl_DoOneEvent\fR sleeps until an event occurs; then it adds any 
+\fBTcl_DoOneEvent\fR sleeps until an event occurs; then it adds any
 new events to the Tcl event queue, calls handlers for the first event,
 and returns.
 The normal return value is 1 to signify that some event
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_DoWhenIdle 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_DoubleObj 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -28,7 +28,7 @@ A double-precision floating-point value used to initialize or set a Tcl value.
 For \fBTcl_SetDoubleObj\fR, this points to the value in which to store a
 double value.
 For \fBTcl_GetDoubleFromObj\fR, this refers to the value
-from which to retrieve a double value. 
+from which to retrieve a double value.
 .AP Tcl_Interp *interp in/out
 When non-NULL, an error message is left here when double value retrieval fails.
 .AP double *doublePtr out
@@ -56,7 +56,7 @@ returned, and the double value is written to the storage pointed to by
 \fIdoublePtr\fR.  If the attempt fails, then \fBTCL_ERROR\fR is returned,
 and if \fIinterp\fR is non-NULL, an error message is left in \fIinterp\fR.
 The \fBTcl_ObjType\fR of \fIobjPtr\fR may be changed to make subsequent
-calls to \fBTcl_GetDoubleFromObj\fR more efficient. 
+calls to \fBTcl_GetDoubleFromObj\fR more efficient.
 '\" TODO: add discussion of treatment of NaN value
 .SH "SEE ALSO"
 Tcl_NewObj, Tcl_DecrRefCount, Tcl_IncrRefCount, Tcl_GetObjResult
@@ -2,7 +2,7 @@
 '\" Copyright (c) 1992-1999 Karl Lehenbauer and Mark Diekhans.
 '\" Copyright (c) 2000 by Scriptics Corporation.
 '\" All rights reserved.
-'\" 
+'\"
 .TH "Tcl_DumpActiveMemory" 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -39,7 +39,7 @@ These functions provide access to Tcl memory debugging information.
 They are only functional when Tcl has been compiled with
 \fBTCL_MEM_DEBUG\fR defined at compile-time.  When \fBTCL_MEM_DEBUG\fR
 is not defined, these functions are all no-ops.
-.PP 
+.PP
 \fBTcl_DumpActiveMemory\fR will output a list of all currently
 allocated memory to the specified file.  The information output for
 each allocated block of memory is:  starting and ending addresses
@@ -3,9 +3,9 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 '\" This documents the C API introduced in TIP#235
-'\" 
+'\"
 .TH Tcl_Ensemble 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -185,7 +185,7 @@ the bound namespace. May be read and written using
 \fBTcl_GetEnsembleSubcommandList\fR and
 \fBTcl_SetEnsembleSubcommandList\fR respectively. The result of both
 of those functions is a Tcl result code (\fBTCL_OK\fR, or
-\fBTCL_ERROR\fR if the 
+\fBTCL_ERROR\fR if the
 token does not refer to an ensemble) and the list obtained from
 \fBTcl_GetEnsembleSubcommandList\fR should always be treated as
 immutable even if it is unshared.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_PutEnv 3 "7.5" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -5,7 +5,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Eval 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -116,7 +116,7 @@ of the words for the Tcl command, one word in each value in
 a completion code and result just like \fBTcl_EvalObjEx\fR.
 The caller of \fBTcl_EvalObjv\fR has to manage the reference count of the
 elements of \fIobjv\fR, insuring that the values are valid until
-\fBTcl_EvalObjv\fR returns.  
+\fBTcl_EvalObjv\fR returns.
 .PP
 \fBTcl_Eval\fR is similar to \fBTcl_EvalObjEx\fR except that the script to
 be executed is supplied as a string instead of a value and no compilation
@@ -127,7 +127,7 @@ might be a UTF-8 special code.  The string is parsed and executed directly
 (using \fBTcl_EvalObjv\fR) instead of compiling it and executing the
 bytecodes.  In situations where it is known that the script will never be
 executed again, \fBTcl_Eval\fR may be faster than \fBTcl_EvalObjEx\fR.
- \fBTcl_Eval\fR returns a completion code and result just like 
+ \fBTcl_Eval\fR returns a completion code and result just like
 \fBTcl_EvalObjEx\fR.  Note: for backward compatibility with versions before
 Tcl 8.0, \fBTcl_Eval\fR copies the value result in \fIinterp\fR to
 \fIinterp->result\fR (use is deprecated) where it can be accessed directly.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Exit 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -120,7 +120,7 @@ If extension \fBA\fR registers its exit handlers before loading extension
 \fBB\fR, this ensures that any exit handlers for \fBB\fR will be executed
 before the exit handlers for \fBA\fR.
 .PP
-\fBTcl_Finalize\fR and \fBTcl_Exit\fR call \fBTcl_FinalizeThread\fR 
+\fBTcl_Finalize\fR and \fBTcl_Exit\fR call \fBTcl_FinalizeThread\fR
 and the thread exit handlers \fIafter\fR
 the process-wide exit handlers.  This is because thread finalization shuts
 down the I/O channel system, so any attempt at I/O by the global exit
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ExprLong 3 7.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -30,7 +30,7 @@ int
 .AP Tcl_Interp *interp in
 Interpreter in whose context to evaluate \fIexpr\fR.
 .AP "const char" *expr in
-Expression to be evaluated.  
+Expression to be evaluated.
 .AP long *longPtr out
 Pointer to location in which to store the integer value of the
 expression.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ExprLongObj 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Filesystem 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -464,8 +464,8 @@ directory for all files which match a given pattern. The appropriate
 function for the filesystem to which \fIpathPtr\fR belongs will be called.
 .PP
 The return value is a standard Tcl result indicating whether an error
-occurred in globbing. Error messages are placed in interp (unless 
-interp is NULL, which is allowed), but good results are placed in the 
+occurred in globbing. Error messages are placed in interp (unless
+interp is NULL, which is allowed), but good results are placed in the
 resultPtr given.
 .PP
 Note that the \fBglob\fR code implements recursive patterns internally, so
@@ -1256,8 +1256,8 @@ not, so code should be flexible to both possibilities.
 The return value is a standard Tcl result indicating whether an error
 occurred in the matching process. Error messages are placed in
 \fIinterp\fR, unless \fIinterp\fR in NULL in which case no error
-message need be generated; on a \fBTCL_OK\fR result, results should be 
-added to the \fIresultPtr\fR value given (which can be assumed to be a 
+message need be generated; on a \fBTCL_OK\fR result, results should be
+added to the \fIresultPtr\fR value given (which can be assumed to be a
 valid unshared Tcl list). The matches added
 to \fIresultPtr\fR should include any path prefix given in \fIpathPtr\fR
 (this usually means they will be absolute path specifications).
@@ -1265,7 +1265,7 @@ Note that if no matches are found, that simply leads to an empty
 result; errors are only signaled for actual file or filesystem
 problems which may occur during the matching process.
 .PP
-The \fBTcl_GlobTypeData\fR structure passed in the \fItypes\fR 
+The \fBTcl_GlobTypeData\fR structure passed in the \fItypes\fR
 parameter contains the following fields:
 .PP
 .CS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_FindExecutable 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetCwd 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -1,7 +1,7 @@
 '\"
 '\" Copyright (c) 1998-2000 by Scriptics Corporation.
 '\" All rights reserved.
-'\" 
+'\"
 .TH Tcl_GetHostName 3 8.3 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -18,7 +18,7 @@ const char *
 .SH DESCRIPTION
 .PP
 \fBTcl_GetHostName\fR is a utility procedure used by some of the
-Tcl commands.  It returns a pointer to a string containing the name 
+Tcl commands.  It returns a pointer to a string containing the name
 for the current machine, or an empty string if the name cannot be
 determined.  The string is statically allocated, and the caller must
 not modify of free it.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetIndexFromObj 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetInt 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetOpenFile 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetStdChannel 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -34,18 +34,18 @@ Tcl defines three special channels that are used by various I/O related
 commands if no other channels are specified.  The standard input channel
 has a channel name of \fBstdin\fR and is used by \fBread\fR and \fBgets\fR.
 The standard output channel is named \fBstdout\fR and is used by
-\fBputs\fR.  The standard error channel is named \fBstderr\fR and is used for 
+\fBputs\fR.  The standard error channel is named \fBstderr\fR and is used for
 reporting errors.  In addition, the standard channels are inherited by any
 child processes created using \fBexec\fR or \fBopen\fR in the absence of any
 other redirections.
 .PP
 The standard channels are actually aliases for other normal channels.  The
 current channel associated with a standard channel can be retrieved by calling
-\fBTcl_GetStdChannel\fR with one of 
+\fBTcl_GetStdChannel\fR with one of
 \fBTCL_STDIN\fR, \fBTCL_STDOUT\fR, or \fBTCL_STDERR\fR as the \fItype\fR.  The
 return value will be a valid channel, or NULL.
 .PP
-A new channel can be set for the standard channel specified by \fItype\fR 
+A new channel can be set for the standard channel specified by \fItype\fR
 by calling \fBTcl_SetStdChannel\fR with a new channel or NULL in the
 \fIchannel\fR argument.  If the specified channel is closed by a later call to
 \fBTcl_Close\fR, then the corresponding standard channel will automatically be
@@ -64,7 +64,7 @@ be corrected without contradicting the assumptions of some existing
 code that calls \fBTcl_SetStdChannel\fR.
 .PP
 If \fBTcl_GetStdChannel\fR is called before \fBTcl_SetStdChannel\fR, Tcl will
-construct a new channel to wrap the appropriate platform-specific standard 
+construct a new channel to wrap the appropriate platform-specific standard
 file handle.  If \fBTcl_SetStdChannel\fR is called before
 \fBTcl_GetStdChannel\fR, then the default channel will not be created.
 .PP
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetTime 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_GetVersion 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -24,14 +24,14 @@ Minor version number of the Tcl library.
 The patch level of the Tcl library (or alpha or beta number).
 .AP Tcl_ReleaseType *type out
 The type of release, also indicates the type of patch level. Can be
-one of \fBTCL_ALPHA_RELEASE\fR, \fBTCL_BETA_RELEASE\fR, or 
+one of \fBTCL_ALPHA_RELEASE\fR, \fBTCL_BETA_RELEASE\fR, or
 \fBTCL_FINAL_RELEASE\fR.
 .BE

 .SH DESCRIPTION
 .PP
 \fBTcl_GetVersion\fR should be used to query the version number
-of the Tcl library at runtime.  This is useful when using a 
+of the Tcl library at runtime.  This is useful when using a
 dynamically loaded Tcl library or when writing a stubs-aware
 extension.  For instance, if you write an extension that is
 linked against the Tcl stubs library, it could be loaded into
@@ -39,7 +39,7 @@ a program linked to an older version of Tcl than you expected.
 Use \fBTcl_GetVersion\fR to verify that fact, and possibly to
 change the behavior of your extension.
 .PP
-\fBTcl_GetVersion\fR accepts NULL for any of the arguments. For instance if 
+\fBTcl_GetVersion\fR accepts NULL for any of the arguments. For instance if
 you do not care about the \fIpatchLevel\fR of the library, pass
 a NULL for the \fIpatchLevel\fR argument.

@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Hash 3 "" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -131,13 +131,13 @@ The pointer value is the key;  it need not (and usually does not)
 actually point to a string.
 .IP \fBTCL_CUSTOM_TYPE_KEYS\fR 25
 Keys are of arbitrary type, and are stored in the entry. Hashing
-and comparison is determined by \fItypePtr\fR. The Tcl_HashKeyType 
-structure is described in the section 
+and comparison is determined by \fItypePtr\fR. The Tcl_HashKeyType
+structure is described in the section
 \fBTHE TCL_HASHKEYTYPE STRUCTURE\fR below.
 .IP \fBTCL_CUSTOM_PTR_KEYS\fR 25
 Keys are pointers to an arbitrary type, and are stored in the entry. Hashing
-and comparison is determined by \fItypePtr\fR. The Tcl_HashKeyType 
-structure is described in the section 
+and comparison is determined by \fItypePtr\fR. The Tcl_HashKeyType
+structure is described in the section
 \fBTHE TCL_HASHKEYTYPE STRUCTURE\fR below.
 .IP \fIother\fR 25
 If \fIkeyType\fR is not one of the above,
@@ -1,7 +1,7 @@
 '\"
 '\" Copyright (c) 1998-2000 by Scriptics Corporation.
 '\" All rights reserved.
-'\" 
+'\"
 .TH Tcl_Init 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_InitStubs 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_IntObj 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -87,7 +87,7 @@ used to initialize a multi-precision integer value.
 .SH DESCRIPTION
 .PP
 These procedures are used to create, modify, and read Tcl values
-that hold integral values.  
+that hold integral values.
 .PP
 The different routines exist to accommodate different integral types in C
 with which values might be exchanged.  The C integral types for which Tcl
@@ -99,7 +99,7 @@ typedef defined to be whatever signed integral type covers at least the
 on the platform and the C compiler, the actual type might be
 \fBlong int\fR, \fBlong long int\fR, \fBint64\fR, or something else.
 The \fBmp_int\fR type is a multiple-precision integer type defined
-by the LibTomMath multiple-precision integer library.  
+by the LibTomMath multiple-precision integer library.
 .PP
 The \fBTcl_NewIntObj\fR, \fBTcl_NewLongObj\fR, \fBTcl_NewWideIntObj\fR,
 and \fBTcl_NewBignumObj\fR routines each create and return a new
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Interp 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -76,7 +76,7 @@ and store a pointer to it in \fIinterp->result\fR.
 In this case, the command procedure must also set \fIinterp->freeProc\fR
 to the address of a procedure that can free the value, or \fBTCL_DYNAMIC\fR
 if the storage was allocated directly by Tcl or by a call to
-\fBTcl_Alloc\fR. 
+\fBTcl_Alloc\fR.
 If \fIinterp->freeProc\fR is non-zero, then Tcl will call \fIfreeProc\fR
 to free the space pointed to by \fIinterp->result\fR before it
 invokes the next command.
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_LimitCheck 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_LinkVar 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ListObj 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -64,7 +64,7 @@ Points to location where \fBTcl_ListObjGetElements\fR
 stores the number of element values in \fIlistPtr\fR.
 .AP Tcl_Obj ***objvPtr out
 A location where \fBTcl_ListObjGetElements\fR stores a pointer to an array
-of pointers to the element values of \fIlistPtr\fR.  
+of pointers to the element values of \fIlistPtr\fR.
 .AP int objc in
 The number of Tcl values that \fBTcl_NewListObj\fR
 will insert into a new list value,
@@ -75,7 +75,7 @@ the number of Tcl values to insert into \fIobjPtr\fR.
 An array of pointers to values.
 \fBTcl_NewListObj\fR will insert these values into a new list value
 and \fBTcl_ListObjReplace\fR will insert them into an existing \fIlistPtr\fR.
-Each value will become a separate list element.  
+Each value will become a separate list element.
 .AP int *intPtr out
 Points to location where \fBTcl_ListObjLength\fR
 stores the length of the list.
@@ -134,7 +134,7 @@ If no error occurs,
 the two procedures return \fBTCL_OK\fR after appending the values.
 .PP
 \fBTcl_NewListObj\fR and \fBTcl_SetListObj\fR
-create a new value or modify an existing value to hold 
+create a new value or modify an existing value to hold
 the \fIobjc\fR elements of the array referenced by \fIobjv\fR
 where each element is a pointer to a Tcl value.
 If \fIobjc\fR is less than or equal to zero,
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Load 3 8.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 .\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH NRE 3 8.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -45,7 +45,7 @@ Name of a new command to create.
 Implementation of a command that will be called whenever \fIcmdName\fR
 is invoked as a command in the unoptimized way.
 .AP Tcl_ObjCmdProc *nreProc in
-Implementation of a command that will be called whenever \fIcmdName\fR 
+Implementation of a command that will be called whenever \fIcmdName\fR
 is invoked and requested to conserve the C stack.
 .AP ClientData clientData in
 Arbitrary one-word value that will be passed to \fIproc\fR, \fInreProc\fR,
@@ -83,13 +83,13 @@ executing in the interpreter designated by \fIinterp\fR completes.
 to the function designated by \fIpostProcPtr\fR when it is invoked.
 .BE
 .SH DESCRIPTION
-.PP 
+.PP
 This series of C functions provides an interface whereby commands that
 are implemented in C can be evaluated, and invoke Tcl commands scripts
 and scripts, without consuming space on the C stack. The non-recursive
 evaluation is done by installing a \fItrampoline\fR, a small piece of
 code that invokes a command or script, and then executes a series of
-callbacks when the command or script returns. 
+callbacks when the command or script returns.
 .PP
 The \fBTcl_NRCreateCommand\fR function creates a Tcl command in the
 interpreter designated by \fIinterp\fR that is prepared to handle
@@ -149,7 +149,7 @@ The remaining arguments are as for \fBTcl_NREvalObjv\fR.
 \fBTcl_NREvalObj\fR, \fBTcl_NREvalObjv\fR and \fBTcl_NRCmdSwap\fR
 all accept a \fIflags\fR parameter, which is an OR-ed-together set of
 bits to control evaluation. At the present time, the only supported flag
-available to callers is \fBTCL_EVAL_GLOBAL\fR. 
+available to callers is \fBTCL_EVAL_GLOBAL\fR.
 .\" TODO: Again, this is a lie. Do we want to explain TCL_EVAL_INVOKE
 .\"       and TCL_EVAL_NOERR?
 If the \fBTCL_EVAL_GLOBAL\fR flag is set, the script or command is
@@ -255,7 +255,7 @@ int
    int objc,
    Tcl_Obj *const objv[])
 {
-    return \fBTcl_NRCallObjProc\fR(interp, \fITheCmdNRObjProc\fR, 
+    return \fBTcl_NRCallObjProc\fR(interp, \fITheCmdNRObjProc\fR,
            clientData, objc, objv);
 }
 .CE
@@ -3,10 +3,10 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 '\" Note that some of these functions do not seem to belong, but they
 '\" were all introduced with the same TIP (#139)
-'\" 
+'\"
 .TH Tcl_Namespace 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Notifier 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -143,7 +143,7 @@ servicing at a future time.  Threaded applications work in a
 similar manner, except that there is a separate event queue for
 each thread containing a Tcl interpreter.
 \fBTcl_QueueEvent\fR is used (primarily
-by event sources) to add events to the event queue and 
+by event sources) to add events to the event queue and
 \fBTcl_DeleteEvents\fR is used to remove events from the queue without
 processing them.  In a threaded application, \fBTcl_QueueEvent\fR adds
 an event to the current thread's queue, and \fBTcl_ThreadQueueEvent\fR
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ObjType 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -76,8 +76,8 @@ in that case \fBTCL_ERROR\fR is returned.
 if possible.
 It creates a new internal representation for \fIobjPtr\fR
 appropriate for the target type \fItypePtr\fR
-and sets its \fItypePtr\fR member as determined by calling the 
-\fItypePtr->setFromAnyProc\fR routine.  
+and sets its \fItypePtr\fR member as determined by calling the
+\fItypePtr->setFromAnyProc\fR routine.
 Any internal representation for \fIobjPtr\fR's old type is freed.
 If an error occurs during conversion, it returns \fBTCL_ERROR\fR
 and leaves an error message in the result value for \fIinterp\fR
@@ -181,7 +181,7 @@ typedef void \fBTcl_UpdateStringProc\fR(
 It must always set \fIbytes\fR non-NULL before returning.
 We require the string representation's byte array
 to have a null after the last byte, at offset \fIlength\fR,
-and to have no null bytes before that; this allows string representations 
+and to have no null bytes before that; this allows string representations
 to be treated as conventional null character-terminated C strings.
 These restrictions are easily met by using Tcl's internal UTF encoding
 for the string representation, same as one would do for other
@@ -130,7 +130,7 @@ for the new channel, \fIhostName\fR points to a string containing
 the name of the client host making the connection, and \fIport\fR
 will contain the client's port number.
 The new channel
-is opened for both input and output. 
+is opened for both input and output.
 If \fIproc\fR raises an error, the connection is closed automatically.
 \fIProc\fR has no return value, but if it wishes to reject the
 connection it can close \fIchannel\fR.
@@ -1,7 +1,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Panic 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -69,7 +69,7 @@ After \fBTcl_SetPanicProc\fR returns, any future calls to
 \fIformat\fR and \fIarg\fR arguments. \fIpanicProc\fR should avoid
 making calls into the Tcl library, or into other libraries that may
 call the Tcl library, since the original call to \fBTcl_Panic\fR
-indicates the Tcl library is not in a state of reliable operation.  
+indicates the Tcl library is not in a state of reliable operation.
 .PP
 The typical use of \fBTcl_SetPanicProc\fR arranges for the error message
 to be displayed or reported in a manner more suitable for the
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_ParseArgsObjv 3 8.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_PkgRequire 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -75,8 +75,8 @@ procedures do.
 .PP
 If \fBTcl_PkgPresent\fR or \fBTcl_PkgRequire\fR complete successfully
 they return a pointer to the version string for the version of the package
-that is provided in the interpreter (which may be different than 
-\fIversion\fR); if an error occurs they return NULL and leave an error 
+that is provided in the interpreter (which may be different than
+\fIversion\fR); if an error occurs they return NULL and leave an error
 message in the interpreter's result.
 .PP
 \fBTcl_PkgProvide\fR returns \fBTCL_OK\fR if it completes successfully;
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Preserve 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_PrintDouble 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_RecordAndEvalObj 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_RecordAndEval 3 7.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -5,7 +5,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_RegExpMatch 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -103,7 +103,7 @@ should be stored by \fBTcl_RegExpGetInfo\fR.
 \fBTcl_RegExpMatch\fR determines whether its \fIpattern\fR argument
 matches \fIregexp\fR, where \fIregexp\fR is interpreted
 as a regular expression using the rules in the \fBre_syntax\fR
-reference page. 
+reference page.
 If there is a match then \fBTcl_RegExpMatch\fR returns 1.
 If there is no match then \fBTcl_RegExpMatch\fR returns 0.
 If an error occurs in the matching process (e.g. \fIpattern\fR
@@ -111,7 +111,7 @@ is not a valid regular expression) then \fBTcl_RegExpMatch\fR
 returns \-1 and leaves an error message in the interpreter result.
 \fBTcl_RegExpMatchObj\fR is similar to \fBTcl_RegExpMatch\fR except it
 operates on the Tcl values \fItextObj\fR and \fIpatObj\fR instead of
-UTF strings. 
+UTF strings.
 \fBTcl_RegExpMatchObj\fR is generally more efficient than
 \fBTcl_RegExpMatch\fR, so it is the preferred interface.
 .PP
@@ -201,7 +201,7 @@ Compile extended regular expressions
 .PQ ERE s .
 This mode corresponds
 to the regular expression syntax recognized by Tcl 8.0 and earlier
-versions. 
+versions.
 .TP
 \fBTCL_REG_BASIC\fR
 Compile basic regular expressions
@@ -375,7 +375,7 @@ character in the string where a match could occur.  If a match was
 found, this will be the same as the beginning of the current match.
 If no match was found, then it indicates the earliest point at which a
 match might occur if additional text is appended to the string.  If it
-is no match is possible even with further text, this field will be set 
+is no match is possible even with further text, this field will be set
 to \-1.
 .SH "SEE ALSO"
 re_syntax(n)
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SaveResult 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -67,7 +67,7 @@ a superset of the functions provided by the other routines,
 any new code should only make use of the more powerful routines.
 The older, weaker routines \fBTcl_SaveResult\fR, \fBTcl_RestoreResult\fR,
 and \fBTcl_DiscardResult\fR continue to exist only for the sake
-of existing programs that may already be using them.  
+of existing programs that may already be using them.
 .PP
 \fBTcl_SaveInterpState\fR takes a snapshot of those portions of
 interpreter state that make up the full result of script evaluation.
@@ -115,6 +115,6 @@ uninitialized state and cannot be used until another call to
 Once \fBTcl_SaveResult\fR is called to save the interpreter
 result, either \fBTcl_RestoreResult\fR or
 \fBTcl_DiscardResult\fR must be called to properly clean up the
-memory associated with the saved state.  
+memory associated with the saved state.
 .SH KEYWORDS
 result, state, interp
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SetErrno 3 8.3 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SetRecursionLimit 3 7.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SetResult 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -212,7 +212,7 @@ As a migration aid, access can be restored with the compiler directive
 but this is meant only to offer life support to otherwise dead code.
 .SH "THE TCL_FREEPROC ARGUMENT TO TCL_SETRESULT"
 .PP
-\fBTcl_SetResult\fR's \fIfreeProc\fR argument specifies how 
+\fBTcl_SetResult\fR's \fIfreeProc\fR argument specifies how
 the Tcl system is to manage the storage for the \fIresult\fR argument.
 If \fBTcl_SetResult\fR or \fBTcl_SetObjResult\fR are called
 at a time when \fIinterp\fR holds a string result,
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SetVar 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -86,7 +86,7 @@ These procedures are used to create, modify, read, and delete
 Tcl variables from C code.
 .PP
 \fBTcl_SetVar2Ex\fR, \fBTcl_SetVar\fR, \fBTcl_SetVar2\fR, and
-\fBTcl_ObjSetVar2\fR 
+\fBTcl_ObjSetVar2\fR
 will create a new variable or modify an existing one.
 These procedures set the given variable to the value
 given by \fInewValuePtr\fR or \fInewValue\fR and return a
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SignalId 3 8.3 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Sleep 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SplitList 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SplitPath 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_StaticPackage 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH "Standard Channels" 3 7.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_StringMatch 3 8.5 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_SubstObj 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -1,8 +1,8 @@
-'\" 
+'\"
 '\" Copyright (c) 1992-1999 Karl Lehenbauer and Mark Diekhans.
 '\" Copyright (c) 2000 by Scriptics Corporation.
 '\" All rights reserved.
-'\" 
+'\"
 .TH TCL_MEM_DEBUG 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -191,30 +191,30 @@ in braces or quotes.
 Backslash
 .PQ \e "" .
 .TP 7
-\e\fIooo\fR 
+\e\fIooo\fR
 .
-The digits \fIooo\fR (one, two, or three of them) give a eight-bit octal 
+The digits \fIooo\fR (one, two, or three of them) give a eight-bit octal
 value for the Unicode character that will be inserted, in the range
 \fI000\fR\(en\fI377\fR (i.e., the range U+000000\(enU+0000FF).
 The parser will stop just before this range overflows, or when
 the maximum of three digits is reached.  The upper bits of the Unicode
 character will be 0.
 .TP 7
-\e\fBx\fIhh\fR 
+\e\fBx\fIhh\fR
 .
 The hexadecimal digits \fIhh\fR (one or two of them) give an eight-bit
 hexadecimal value for the Unicode character that will be inserted.  The upper
 bits of the Unicode character will be 0 (i.e., the character will be in the
 range U+000000\(enU+0000FF).
 .TP 7
-\e\fBu\fIhhhh\fR 
+\e\fBu\fIhhhh\fR
 .
 The hexadecimal digits \fIhhhh\fR (one, two, three, or four of them) give a
 sixteen-bit hexadecimal value for the Unicode character that will be
 inserted.  The upper bits of the Unicode character will be 0 (i.e., the
 character will be in the range U+000000\(enU+00FFFF).
 .TP 7
-\e\fBU\fIhhhhhhhh\fR 
+\e\fBU\fIhhhhhhhh\fR
 .
 The hexadecimal digits \fIhhhhhhhh\fR (one up to eight of them) give a
 twenty-one-bit hexadecimal value for the Unicode character that will be
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH TclZlib 3 8.6 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -5,7 +5,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_Main 3 8.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -52,7 +52,7 @@ is a program
 like tclsh or wish that supports both interactive interpretation
 of Tcl and evaluation of a script contained in a file given as
 a command line argument.  \fBTcl_Main\fR is offered as a convenience
-to developers of shell applications, so they do not have to 
+to developers of shell applications, so they do not have to
 reproduce all of the code for proper initialization of the Tcl
 library and interactive shell operation.  Other styles of embedding
 Tcl in an application are not supported by \fBTcl_Main\fR.  Those
@@ -106,7 +106,7 @@ will not evaluate any startup script.
 and encoding set by the most recent \fBTcl_SetStartupScript\fR
 call in the same thread.  The stored file name is returned,
 and the stored encoding name is written to space pointed to
-by \fIencodingPtr\fR, when that is not NULL.  
+by \fIencodingPtr\fR, when that is not NULL.
 .PP
 The file name and encoding values managed by the routines
 \fBTcl_SetStartupScript\fR and \fBTcl_GetStartupScript\fR
@@ -136,7 +136,7 @@ commands, \fBTcl_Main\fR calls the procedure given by the
 .QW hook
 for the application to perform its own initialization of the interpreter
 created by \fBTcl_Main\fR, such as defining application-specific
-commands.  The application initialization routine might also 
+commands.  The application initialization routine might also
 call \fBTcl_SetStartupScript\fR to (re-)set the file and encoding
 to be used as a startup script.  The procedure must have an interface
 that matches the type \fBTcl_AppInitProc\fR:
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_TraceCommand 3 7.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_TraceVar 3 7.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -203,7 +203,7 @@ The procedures \fBTcl_TraceVar2\fR, \fBTcl_UntraceVar2\fR, and
 except that the name of the variable consists of two parts.
 \fIName1\fR gives the name of a scalar variable or array,
 and \fIname2\fR gives the name of an element within an array.
-When \fIname2\fR is NULL, 
+When \fIname2\fR is NULL,
 \fIname1\fR may contain both an array and an element name:
 if the name contains an open parenthesis and ends with a
 close parenthesis, then the value between the parentheses is
@@ -214,7 +214,7 @@ If \fIname2\fR is NULL and \fIname1\fR does not refer
 to an array element it means that either the variable is
 a scalar or the trace is to be set on the entire array rather
 than an individual element (see WHOLE-ARRAY TRACES below for
-more information). 
+more information).
 .SH "ACCESSING VARIABLES DURING TRACES"
 .PP
 During read, write, and array traces, the
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_TranslateFileName 3 8.1 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -34,7 +34,7 @@ anything stored here.
 This utility procedure translates a file name to a platform-specific form
 which, after being converted to the appropriate encoding, is suitable for
 passing to the local operating system.  In particular, it converts
-network names into native form and does tilde substitution.  
+network names into native form and does tilde substitution.
 .PP
 However, with the advent of the newer \fBTcl_FSGetNormalizedPath\fR and
 \fBTcl_FSGetNativePath\fR, there is no longer any need to use this
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_UniCharIsAlpha 3 "8.1" Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_UpVar 3 7.4 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -40,7 +40,7 @@ an upvar-ed variable.
 One of \fBTCL_GLOBAL_ONLY\fR, \fBTCL_NAMESPACE_ONLY\fR or 0;  if non-zero,
 then \fIdestName\fR is a global or namespace variable;  otherwise it is
 local to the current procedure (or current namespace if no procedure is
-active). 
+active).
 .AP "const char" *name1 in
 First part of source variable's name (scalar name, or name of array
 without array index).
@@ -3,7 +3,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH Tcl_WrongNumArgs 3 8.0 Tcl "Tcl Library Procedures"
 .so man.macros
 .BS
@@ -55,7 +55,7 @@ wrong # args: should be "foo bar fileName count"
 .PP
 \fIObjc\fR is usually 1, but may be 2 or more for commands like
 \fBstring\fR and the Tk widget commands, which use the first argument
-as a subcommand.  
+as a subcommand.
 .PP
 Some of the values in the \fIobjv\fR array may be abbreviations for
 a subcommand.  The command
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH after n 7.5 Tcl "Tcl Built-In Commands"
 .so man.macros
 .BS
@@ -47,7 +47,7 @@ The delayed command is formed by concatenating all the \fIscript\fR
 arguments in the same fashion as the \fBconcat\fR command.
 The command will be executed at global level (outside the context
 of any Tcl procedure).
-If an error occurs while executing the delayed command then 
+If an error occurs while executing the delayed command then
 the background error will be reported by the command
 registered with \fBinterp bgerror\fR.
 The \fBafter\fR command returns an identifier that can be used
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH append n "" Tcl "Tcl Built-In Commands"
 .so man.macros
 .BS
@@ -14,11 +14,11 @@ apply \- Apply an anonymous function
 .SH DESCRIPTION
 .PP
 The command \fBapply\fR applies the function \fIfunc\fR to the arguments
-\fIarg1 arg2 ...\fR and returns the result. 
+\fIarg1 arg2 ...\fR and returns the result.
 .PP
 The function \fIfunc\fR is a two element list \fI{args body}\fR or a three
 element list \fI{args body namespace}\fR (as if the
-\fBlist\fR command had been used). 
+\fBlist\fR command had been used).
 The first element \fIargs\fR specifies the formal arguments to
 \fIfunc\fR. The specification of the formal arguments \fIargs\fR
 is shared with the \fBproc\fR command, and is described in detail in the
@@ -96,7 +96,7 @@ set vbl abc
 .SH "SEE ALSO"
 proc(n), uplevel(n)
 .SH KEYWORDS
-anonymous function, argument, lambda, procedure, 
+anonymous function, argument, lambda, procedure,
 '\" Local Variables:
 '\" mode: nroff
 '\" End:
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH array n 8.3 Tcl "Tcl Built-In Commands"
 .so man.macros
 .BS
@@ -4,7 +4,7 @@
 '\"
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\" 
+'\"
 .TH bgerror n 7.5 Tcl "Tcl Built-In Commands"
 .so man.macros
 .BS
--- a/Show More
+++ b/Show More