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-rw-r--r--ChangeLog10
-rw-r--r--generic/tclCkalloc.c12
-rw-r--r--generic/tclFCmd.c5
-rw-r--r--generic/tclFileName.c100
-rw-r--r--generic/tclIORChan.c4
-rw-r--r--generic/tclIOUtil.c10
-rw-r--r--generic/tclMain.c98
-rw-r--r--generic/tclResult.c57
-rw-r--r--generic/tclTest.c5
-rw-r--r--generic/tclUtil.c803
-rw-r--r--tests/fileName.test6
-rw-r--r--tests/winDde.test21
-rw-r--r--unix/Makefile.in11
-rwxr-xr-xunix/configure4
-rw-r--r--unix/configure.in4
-rw-r--r--unix/tclLoadOSF.c14
-rw-r--r--unix/tclLoadShl.c17
-rw-r--r--unix/tclUnixFile.c51
-rw-r--r--unix/tclUnixNotfy.c175
-rw-r--r--win/tclWinDde.c61
-rw-r--r--win/tclWinPort.h2
-rw-r--r--win/tclWinReg.c48
-rw-r--r--win/tclWinSerial.c4
23 files changed, 903 insertions, 619 deletions
diff --git a/ChangeLog b/ChangeLog
index 709981f..cbbfea1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2012-08-08 Jan Nijtmans <nijtmans@users.sf.net>
+
+ * generic/tclfileName.c: [Bug #1536227]: Cygwin network pathname
+ * tests/fileName.test: support
+
+2012-08-07 Don Porter <dgp@users.sourceforge.net>
+
+ * generic/tclIOUtil.c: [Bug 3554250] Overlooked one field of
+ cleanup in the thread exit handler for the filesystem subsystem.
+
2012-07-31 Donal K. Fellows <dkf@users.sf.net>
* generic/tclInterp.c (Tcl_GetInterpPath):
diff --git a/generic/tclCkalloc.c b/generic/tclCkalloc.c
index 6443975..ab977cb 100644
--- a/generic/tclCkalloc.c
+++ b/generic/tclCkalloc.c
@@ -170,11 +170,15 @@ TclInitDbCkalloc(void)
*/
int
-TclDumpMemoryInfo(ClientData clientData, int flags)
+TclDumpMemoryInfo(
+ ClientData clientData,
+ int flags)
{
char buf[1024];
- if (clientData == NULL) { return 0; }
+ if (clientData == NULL) {
+ return 0;
+ }
sprintf(buf,
"total mallocs %10d\n"
"total frees %10d\n"
@@ -1255,7 +1259,9 @@ Tcl_ValidateAllMemory(
}
int
-TclDumpMemoryInfo(ClientData clientData, int flags)
+TclDumpMemoryInfo(
+ ClientData clientData,
+ int flags)
{
return 1;
}
diff --git a/generic/tclFCmd.c b/generic/tclFCmd.c
index 6611480..33c1496 100644
--- a/generic/tclFCmd.c
+++ b/generic/tclFCmd.c
@@ -10,11 +10,6 @@
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
-#ifndef _WIN64
-/* See [Bug 3354324]: file mtime sets wrong time */
-# define _USE_32BIT_TIME_T
-#endif
-
#include "tclInt.h"
#include "tclFileSystem.h"
diff --git a/generic/tclFileName.c b/generic/tclFileName.c
index 5d90351..5d4702b 100644
--- a/generic/tclFileName.c
+++ b/generic/tclFileName.c
@@ -411,25 +411,28 @@ TclpGetNativePathType(
* Paths that begin with / are absolute.
*/
-#ifdef __QNX__
- /*
- * Check for QNX //<node id> prefix
- */
- if (*path && (pathLen > 3) && (path[0] == '/')
- && (path[1] == '/') && isdigit(UCHAR(path[2]))) {
- path += 3;
- while (isdigit(UCHAR(*path))) {
- path++;
- }
- }
-#endif
if (path[0] == '/') {
-#ifdef __CYGWIN__
+ ++path;
+#if defined(__CYGWIN__) || defined(__QNX__)
/*
- * Check for Cygwin // network path prefix
+ * Check for "//" network path prefix
*/
- if (path[1] == '/') {
- path++;
+ if ((*path == '/') && path[1] && (path[1] != '/')) {
+ path += 2;
+ while (*path && *path != '/') {
+ ++path;
+ }
+#if defined(__CYGWIN__)
+ /* UNC paths need to be followed by a share name */
+ if (*path++ && (*path && *path != '/')) {
+ ++path;
+ while (*path && *path != '/') {
+ ++path;
+ }
+ } else {
+ path = origPath + 1;
+ }
+#endif
}
#endif
if (driveNameLengthPtr != NULL) {
@@ -437,7 +440,7 @@ TclpGetNativePathType(
* We need this addition in case the QNX or Cygwin code was used.
*/
- *driveNameLengthPtr = (1 + path - origPath);
+ *driveNameLengthPtr = (path - origPath);
}
} else {
type = TCL_PATH_RELATIVE;
@@ -640,41 +643,43 @@ SplitUnixPath(
const char *path) /* Pointer to string containing a path. */
{
int length;
- const char *p, *elementStart;
+ const char *origPath = path, *elementStart;
Tcl_Obj *result = Tcl_NewObj();
/*
* Deal with the root directory as a special case.
*/
-#ifdef __QNX__
- /*
- * Check for QNX //<node id> prefix
- */
-
- if ((path[0] == '/') && (path[1] == '/')
- && isdigit(UCHAR(path[2]))) { /* INTL: digit */
- path += 3;
- while (isdigit(UCHAR(*path))) { /* INTL: digit */
- path++;
- }
- }
-#endif
-
- p = path;
- if (*p == '/') {
- Tcl_Obj *rootElt = Tcl_NewStringObj("/", 1);
- p++;
-#ifdef __CYGWIN__
+ if (*path == '/') {
+ Tcl_Obj *rootElt;
+ ++path;
+#if defined(__CYGWIN__) || defined(__QNX__)
/*
- * Check for Cygwin // network path prefix
+ * Check for "//" network path prefix
*/
- if (*p == '/') {
- Tcl_AppendToObj(rootElt, "/", 1);
- p++;
+ if ((*path == '/') && path[1] && (path[1] != '/')) {
+ path += 2;
+ while (*path && *path != '/') {
+ ++path;
+ }
+#if defined(__CYGWIN__)
+ /* UNC paths need to be followed by a share name */
+ if (*path++ && (*path && *path != '/')) {
+ ++path;
+ while (*path && *path != '/') {
+ ++path;
+ }
+ } else {
+ path = origPath + 1;
+ }
+#endif
}
#endif
+ rootElt = Tcl_NewStringObj(origPath, path - origPath);
Tcl_ListObjAppendElement(NULL, result, rootElt);
+ while (*path == '/') {
+ ++path;
+ }
}
/*
@@ -683,14 +688,14 @@ SplitUnixPath(
*/
for (;;) {
- elementStart = p;
- while ((*p != '\0') && (*p != '/')) {
- p++;
+ elementStart = path;
+ while ((*path != '\0') && (*path != '/')) {
+ path++;
}
- length = p - elementStart;
+ length = path - elementStart;
if (length > 0) {
Tcl_Obj *nextElt;
- if ((elementStart[0] == '~') && (elementStart != path)) {
+ if ((elementStart[0] == '~') && (elementStart != origPath)) {
TclNewLiteralStringObj(nextElt, "./");
Tcl_AppendToObj(nextElt, elementStart, length);
} else {
@@ -698,7 +703,7 @@ SplitUnixPath(
}
Tcl_ListObjAppendElement(NULL, result, nextElt);
}
- if (*p++ == '\0') {
+ if (*path++ == '\0') {
break;
}
}
@@ -1774,6 +1779,7 @@ TclGlob(
if (c != '\0') {
tail++;
}
+ Tcl_DStringFree(&buffer);
} else {
tail = pattern;
}
diff --git a/generic/tclIORChan.c b/generic/tclIORChan.c
index a354d60..cb0282a 100644
--- a/generic/tclIORChan.c
+++ b/generic/tclIORChan.c
@@ -1774,7 +1774,9 @@ ReflectBlock(
*/
static void
-ReflectThread(ClientData clientData, int action)
+ReflectThread(
+ ClientData clientData,
+ int action)
{
ReflectedChannel *rcPtr = clientData;
diff --git a/generic/tclIOUtil.c b/generic/tclIOUtil.c
index 115c132..2d6d898 100644
--- a/generic/tclIOUtil.c
+++ b/generic/tclIOUtil.c
@@ -460,6 +460,7 @@ FsThrExitProc(
ckfree(fsRecPtr);
fsRecPtr = tmpFsRecPtr;
}
+ tsdPtr->filesystemList = NULL;
tsdPtr->initialized = 0;
}
@@ -647,23 +648,26 @@ TclFSEpochOk(
}
static void
-Claim()
+Claim(void)
{
ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&fsDataKey);
+
tsdPtr->claims++;
}
static void
-Disclaim()
+Disclaim(void)
{
ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&fsDataKey);
+
tsdPtr->claims--;
}
int
-TclFSEpoch()
+TclFSEpoch(void)
{
ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&fsDataKey);
+
return tsdPtr->filesystemEpoch;
}
diff --git a/generic/tclMain.c b/generic/tclMain.c
index 88b4e51..14139ec 100644
--- a/generic/tclMain.c
+++ b/generic/tclMain.c
@@ -16,11 +16,12 @@
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
-/**
- * On Windows, this file needs to be compiled twice, once with
- * TCL_ASCII_MAIN defined. This way both Tcl_Main and Tcl_MainExW
- * can be implemented, sharing the same source code.
+/*
+ * On Windows, this file needs to be compiled twice, once with TCL_ASCII_MAIN
+ * defined. This way both Tcl_Main and Tcl_MainExW can be implemented, sharing
+ * the same source code.
*/
+
#if defined(TCL_ASCII_MAIN)
# ifdef UNICODE
# undef UNICODE
@@ -40,12 +41,12 @@
#define DEFAULT_PRIMARY_PROMPT "% "
/*
- * This file can be compiled on Windows in UNICODE mode, as well as
- * on all other platforms using the native encoding. This is done
- * by using the normal Windows functions like _tcscmp, but on
- * platforms which don't have <tchar.h> we have to translate that
- * to strcmp here.
+ * This file can be compiled on Windows in UNICODE mode, as well as on all
+ * other platforms using the native encoding. This is done by using the normal
+ * Windows functions like _tcscmp, but on platforms which don't have <tchar.h>
+ * we have to translate that to strcmp here.
*/
+
#ifndef __WIN32__
# define TCHAR char
# define TEXT(arg) arg
@@ -128,10 +129,11 @@ typedef struct InteractiveState {
MODULE_SCOPE Tcl_MainLoopProc *TclGetMainLoop(void);
static void Prompt(Tcl_Interp *interp, InteractiveState *isPtr);
static void StdinProc(ClientData clientData, int mask);
-static void FreeMainInterp(ClientData clientData);
+static void FreeMainInterp(ClientData clientData);
#ifndef TCL_ASCII_MAIN
static Tcl_ThreadDataKey dataKey;
+
/*
*----------------------------------------------------------------------
*
@@ -333,8 +335,9 @@ Tcl_MainEx(
if ((argc > 3) && (0 == _tcscmp(TEXT("-encoding"), argv[1]))
&& (TEXT('-') != argv[3][0])) {
- Tcl_Obj *value = NewNativeObj(argv[2], -1);
- Tcl_SetStartupScript(NewNativeObj(argv[3], -1), Tcl_GetString(value));
+ Tcl_Obj *value = NewNativeObj(argv[2], -1);
+ Tcl_SetStartupScript(NewNativeObj(argv[3], -1),
+ Tcl_GetString(value));
Tcl_DecrRefCount(value);
argc -= 3;
argv += 3;
@@ -395,8 +398,9 @@ Tcl_MainEx(
/*
* Arrange for final deletion of the main interp
*/
- /* ARGH Munchhausen effect */
- Tcl_CreateExitHandler(FreeMainInterp, (ClientData)interp);
+
+ /* ARGH Munchhausen effect */
+ Tcl_CreateExitHandler(FreeMainInterp, interp);
}
/*
@@ -458,6 +462,7 @@ Tcl_MainEx(
mainLoopProc = TclGetMainLoop();
if (mainLoopProc == NULL) {
int length;
+
if (is.tty) {
Prompt(interp, &is);
if (Tcl_InterpDeleted(interp)) {
@@ -523,7 +528,8 @@ Tcl_MainEx(
Tcl_GetStringFromObj(is.commandPtr, &length);
Tcl_SetObjLength(is.commandPtr, --length);
- code = Tcl_RecordAndEvalObj(interp, is.commandPtr, TCL_EVAL_GLOBAL);
+ code = Tcl_RecordAndEvalObj(interp, is.commandPtr,
+ TCL_EVAL_GLOBAL);
is.input = Tcl_GetStdChannel(TCL_STDIN);
Tcl_DecrRefCount(is.commandPtr);
is.commandPtr = Tcl_NewObj();
@@ -557,7 +563,8 @@ Tcl_MainEx(
Prompt(interp, &is);
}
- Tcl_CreateChannelHandler(is.input, TCL_READABLE, StdinProc, &is);
+ Tcl_CreateChannelHandler(is.input, TCL_READABLE,
+ StdinProc, &is);
}
mainLoopProc();
@@ -568,24 +575,23 @@ Tcl_MainEx(
}
is.input = Tcl_GetStdChannel(TCL_STDIN);
}
-#ifdef TCL_MEM_DEBUG
/*
* This code here only for the (unsupported and deprecated) [checkmem]
* command.
*/
+#ifdef TCL_MEM_DEBUG
if (tclMemDumpFileName != NULL) {
Tcl_SetMainLoop(NULL);
Tcl_DeleteInterp(interp);
}
-#endif
+#endif /* TCL_MEM_DEBUG */
}
done:
mainLoopProc = TclGetMainLoop();
- if ((exitCode == 0) && (mainLoopProc != NULL)
- && !Tcl_LimitExceeded(interp)) {
+ if ((exitCode == 0) && mainLoopProc && !Tcl_LimitExceeded(interp)) {
/*
* If everything has gone OK so far, call the main loop proc, if it
* exists. Packages (like Tk) can set it to start processing events at
@@ -605,21 +611,21 @@ Tcl_MainEx(
* exit. The Tcl_EvalObjEx call should never return.
*/
- if (!Tcl_InterpDeleted(interp)) {
- if (!Tcl_LimitExceeded(interp)) {
- Tcl_Obj *cmd = Tcl_ObjPrintf("exit %d", exitCode);
+ if (!Tcl_InterpDeleted(interp) && !Tcl_LimitExceeded(interp)) {
+ Tcl_Obj *cmd = Tcl_ObjPrintf("exit %d", exitCode);
- Tcl_IncrRefCount(cmd);
- Tcl_EvalObjEx(interp, cmd, TCL_EVAL_GLOBAL);
- Tcl_DecrRefCount(cmd);
- }
+ Tcl_IncrRefCount(cmd);
+ Tcl_EvalObjEx(interp, cmd, TCL_EVAL_GLOBAL);
+ Tcl_DecrRefCount(cmd);
}
- /*
- * If Tcl_EvalObjEx returns, trying to eval [exit], something unusual
- * is happening. Maybe interp has been deleted; maybe [exit] was
- * redefined, maybe we've blown up because of an exceeded limit. We
- * still want to cleanup and exit.
- */
+
+ /*
+ * If Tcl_EvalObjEx returns, trying to eval [exit], something unusual is
+ * happening. Maybe interp has been deleted; maybe [exit] was redefined,
+ * maybe we've blown up because of an exceeded limit. We still want to
+ * cleanup and exit.
+ */
+
Tcl_Exit(exitCode);
}
@@ -637,7 +643,7 @@ Tcl_Main(
Tcl_FindExecutable(argv[0]);
Tcl_MainEx(argc, argv, appInitProc, Tcl_CreateInterp());
}
-#endif
+#endif /* TCL_MAJOR_VERSION == 8 && !UNICODE */
#ifndef TCL_ASCII_MAIN
@@ -711,6 +717,7 @@ TclGetMainLoop(void)
*
*----------------------------------------------------------------------
*/
+
MODULE_SCOPE int
TclFullFinalizationRequested(void)
{
@@ -727,7 +734,7 @@ TclFullFinalizationRequested(void)
Tcl_DStringFree(&ds);
}
return finalize;
-#endif
+#endif /* PURIFY */
}
#endif /* !TCL_ASCII_MAIN */
@@ -866,9 +873,8 @@ StdinProc(
static void
Prompt(
Tcl_Interp *interp, /* Interpreter to use for prompting. */
- InteractiveState *isPtr) /* InteractiveState. Filled
- * with PROMPT_NONE after a prompt is
- * printed. */
+ InteractiveState *isPtr) /* InteractiveState. Filled with PROMPT_NONE
+ * after a prompt is printed. */
{
Tcl_Obj *promptCmdPtr;
int code;
@@ -879,7 +885,7 @@ Prompt(
}
promptCmdPtr = Tcl_GetVar2Ex(interp,
- ((isPtr->prompt == PROMPT_CONTINUE) ? "tcl_prompt2" : "tcl_prompt1"),
+ (isPtr->prompt==PROMPT_CONTINUE ? "tcl_prompt2" : "tcl_prompt1"),
NULL, TCL_GLOBAL_ONLY);
if (Tcl_InterpDeleted(interp)) {
@@ -920,8 +926,8 @@ Prompt(
*
* FreeMainInterp --
*
- * Exit handler used to cleanup the main interpreter and ancillary startup
- * script storage at exit.
+ * Exit handler used to cleanup the main interpreter and ancillary
+ * startup script storage at exit.
*
*----------------------------------------------------------------------
*/
@@ -930,13 +936,13 @@ static void
FreeMainInterp(
ClientData clientData)
{
- Tcl_Interp *interp = (Tcl_Interp *) clientData;
+ Tcl_Interp *interp = clientData;
- /*if (TclInExit()) return;*/
+ /*if (TclInExit()) return;*/
- if (!Tcl_InterpDeleted(interp)) {
- Tcl_DeleteInterp(interp);
- }
+ if (!Tcl_InterpDeleted(interp)) {
+ Tcl_DeleteInterp(interp);
+ }
Tcl_SetStartupScript(NULL, NULL);
Tcl_Release(interp);
}
diff --git a/generic/tclResult.c b/generic/tclResult.c
index 17aac74..9707f20 100644
--- a/generic/tclResult.c
+++ b/generic/tclResult.c
@@ -380,12 +380,10 @@ Tcl_DiscardResult(
if (statePtr->result == statePtr->appendResult) {
ckfree(statePtr->appendResult);
+ } else if (statePtr->freeProc == TCL_DYNAMIC) {
+ ckfree(statePtr->result);
} else if (statePtr->freeProc) {
- if (statePtr->freeProc == TCL_DYNAMIC) {
- ckfree(statePtr->result);
- } else {
- statePtr->freeProc(statePtr->result);
- }
+ statePtr->freeProc(statePtr->result);
}
}
@@ -585,7 +583,7 @@ Tcl_GetObjResult(
* result, then reset the string result.
*/
- if (*(iPtr->result) != 0) {
+ if (iPtr->result[0] != 0) {
ResetObjResult(iPtr);
objResultPtr = iPtr->objResultPtr;
@@ -601,7 +599,7 @@ Tcl_GetObjResult(
iPtr->freeProc = 0;
}
iPtr->result = iPtr->resultSpace;
- iPtr->resultSpace[0] = 0;
+ iPtr->result[0] = 0;
}
return iPtr->objResultPtr;
}
@@ -1106,9 +1104,7 @@ Tcl_SetObjErrorCode(
*
* Tcl_GetErrorLine --
*
- * Results:
- *
- * Side effects:
+ * Returns the line number associated with the current error.
*
*----------------------------------------------------------------------
*/
@@ -1125,9 +1121,7 @@ Tcl_GetErrorLine(
*
* Tcl_SetErrorLine --
*
- * Results:
- *
- * Side effects:
+ * Sets the line number associated with the current error.
*
*----------------------------------------------------------------------
*/
@@ -1274,7 +1268,8 @@ TclProcessReturn(
Tcl_DecrRefCount(iPtr->errorInfo);
iPtr->errorInfo = NULL;
}
- Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORINFO], &valuePtr);
+ Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORINFO],
+ &valuePtr);
if (valuePtr != NULL) {
int infoLen;
@@ -1285,7 +1280,8 @@ TclProcessReturn(
iPtr->flags |= ERR_ALREADY_LOGGED;
}
}
- Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORSTACK], &valuePtr);
+ Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORSTACK],
+ &valuePtr);
if (valuePtr != NULL) {
int len, valueObjc;
Tcl_Obj **valueObjv;
@@ -1298,26 +1294,36 @@ TclProcessReturn(
Tcl_IncrRefCount(newObj);
iPtr->errorStack = newObj;
}
+
/*
* List extraction done after duplication to avoid moving the rug
* if someone does [return -errorstack [info errorstack]]
*/
- if (Tcl_ListObjGetElements(interp, valuePtr, &valueObjc, &valueObjv) == TCL_ERROR) {
+
+ if (Tcl_ListObjGetElements(interp, valuePtr, &valueObjc,
+ &valueObjv) == TCL_ERROR) {
return TCL_ERROR;
}
iPtr->resetErrorStack = 0;
Tcl_ListObjLength(interp, iPtr->errorStack, &len);
- /* reset while keeping the list intrep as much as possible */
- Tcl_ListObjReplace(interp, iPtr->errorStack, 0, len, valueObjc, valueObjv);
+
+ /*
+ * Reset while keeping the list intrep as much as possible.
+ */
+
+ Tcl_ListObjReplace(interp, iPtr->errorStack, 0, len, valueObjc,
+ valueObjv);
}
- Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORCODE], &valuePtr);
+ Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORCODE],
+ &valuePtr);
if (valuePtr != NULL) {
Tcl_SetObjErrorCode(interp, valuePtr);
} else {
Tcl_SetErrorCode(interp, "NONE", NULL);
}
- Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORLINE], &valuePtr);
+ Tcl_DictObjGet(NULL, iPtr->returnOpts, keys[KEY_ERRORLINE],
+ &valuePtr);
if (valuePtr != NULL) {
TclGetIntFromObj(NULL, valuePtr, &iPtr->errorLine);
}
@@ -1421,7 +1427,8 @@ TclMergeReturnOptions(
Tcl_DictObjGet(NULL, returnOpts, keys[KEY_CODE], &valuePtr);
if (valuePtr != NULL) {
- if (TCL_ERROR == TclGetCompletionCodeFromObj(interp, valuePtr, &code)) {
+ if (TclGetCompletionCodeFromObj(interp, valuePtr,
+ &code) == TCL_ERROR) {
goto error;
}
Tcl_DictObjRemove(NULL, returnOpts, keys[KEY_CODE]);
@@ -1599,7 +1606,8 @@ Tcl_GetReturnOptions(
*
* TclNoErrorStack --
*
- * Removes the -errorstack entry from an options dict to avoid reference cycles
+ * Removes the -errorstack entry from an options dict to avoid reference
+ * cycles.
*
* Results:
* The (unshared) argument options dict, modified in -place.
@@ -1608,12 +1616,13 @@ Tcl_GetReturnOptions(
*/
Tcl_Obj *
-TclNoErrorStack(Tcl_Interp *interp, Tcl_Obj *options)
+TclNoErrorStack(
+ Tcl_Interp *interp,
+ Tcl_Obj *options)
{
Tcl_Obj **keys = GetKeys();
Tcl_DictObjRemove(interp, options, keys[KEY_ERRORSTACK]);
-
return options;
}
diff --git a/generic/tclTest.c b/generic/tclTest.c
index aa5a46d..5dc95f9 100644
--- a/generic/tclTest.c
+++ b/generic/tclTest.c
@@ -15,11 +15,6 @@
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
-#ifndef _WIN64
-/* See [Bug 3354324]: file mtime sets wrong time */
-# define _USE_32BIT_TIME_T
-#endif
-
#undef STATIC_BUILD
#ifndef USE_TCL_STUBS
# define USE_TCL_STUBS
diff --git a/generic/tclUtil.c b/generic/tclUtil.c
index 6d42080..13e54ec 100644
--- a/generic/tclUtil.c
+++ b/generic/tclUtil.c
@@ -26,9 +26,9 @@ static ProcessGlobalValue executableName = {
};
/*
- * The following values are used in the flags arguments of Tcl*Scan*Element and
- * Tcl*Convert*Element. The values TCL_DONT_USE_BRACES and TCL_DONT_QUOTE_HASH
- * are defined in tcl.h, like so:
+ * The following values are used in the flags arguments of Tcl*Scan*Element
+ * and Tcl*Convert*Element. The values TCL_DONT_USE_BRACES and
+ * TCL_DONT_QUOTE_HASH are defined in tcl.h, like so:
*
#define TCL_DONT_USE_BRACES 1
#define TCL_DONT_QUOTE_HASH 8
@@ -54,8 +54,8 @@ static ProcessGlobalValue executableName = {
* conversion is most appropriate for Tcl*Convert*Element() to perform, and
* sets two bits of the flags value to indicate the mode selected.
*
- * CONVERT_NONE The element needs no quoting. Its literal string
- * is suitable as is.
+ * CONVERT_NONE The element needs no quoting. Its literal string is
+ * suitable as is.
* CONVERT_BRACE The conversion should be enclosing the literal string
* in braces.
* CONVERT_ESCAPE The conversion should be using backslashes to escape
@@ -63,19 +63,19 @@ static ProcessGlobalValue executableName = {
* CONVERT_MASK A mask value used to extract the conversion mode from
* the flags argument.
* Also indicates a strange conversion mode where all
- * special characters are escaped with backslashes
- * *except for braces*. This is a strange and unnecessary
+ * special characters are escaped with backslashes
+ * *except for braces*. This is a strange and unnecessary
* case, but it's part of the historical way in which
- * lists have been formatted in Tcl. To experiment with
+ * lists have been formatted in Tcl. To experiment with
* removing this case, set the value of COMPAT to 0.
*
- * One last flag value is used only by callers of TclScanElement(). The flag
+ * One last flag value is used only by callers of TclScanElement(). The flag
* value produced by a call to Tcl*Scan*Element() will never leave this bit
* set.
*
- * CONVERT_ANY The caller of TclScanElement() declares it can make
- * no promise about what public flags will be passed to
- * the matching call of TclConvertElement(). As such,
+ * CONVERT_ANY The caller of TclScanElement() declares it can make no
+ * promise about what public flags will be passed to the
+ * matching call of TclConvertElement(). As such,
* TclScanElement() has to determine the worst case
* destination buffer length over all possibilities, and
* in other cases this means an overestimate of the
@@ -129,17 +129,17 @@ const Tcl_ObjType tclEndOffsetType = {
/*
* * STRING REPRESENTATION OF LISTS * * *
*
- * The next several routines implement the conversions of strings to and
- * from Tcl lists. To understand their operation, the rules of parsing
- * and generating the string representation of lists must be known. Here
- * we describe them in one place.
+ * The next several routines implement the conversions of strings to and from
+ * Tcl lists. To understand their operation, the rules of parsing and
+ * generating the string representation of lists must be known. Here we
+ * describe them in one place.
*
- * A list is made up of zero or more elements. Any string is a list if
- * it is made up of alternating substrings of element-separating ASCII
- * whitespace and properly formatted elements.
+ * A list is made up of zero or more elements. Any string is a list if it is
+ * made up of alternating substrings of element-separating ASCII whitespace
+ * and properly formatted elements.
*
- * The ASCII characters which can make up the whitespace between list
- * elements are:
+ * The ASCII characters which can make up the whitespace between list elements
+ * are:
*
* \u0009 \t TAB
* \u000A \n NEWLINE
@@ -158,69 +158,68 @@ const Tcl_ObjType tclEndOffsetType = {
* * Unlike command parsing, the BACKSLASH NEWLINE sequence is not
* considered to be a whitespace character.
*
- * * Other Unicode whitespace characters (recognized by
- * [string is space] or Tcl_UniCharIsSpace()) do not play any role
- * as element separators in Tcl lists.
+ * * Other Unicode whitespace characters (recognized by [string is space]
+ * or Tcl_UniCharIsSpace()) do not play any role as element separators
+ * in Tcl lists.
*
* * The NUL byte ought not appear, as it is not in strings properly
* encoded for Tcl, but if it is present, it is not treated as
- * separating whitespace, or a string terminator. It is just
- * another character in a list element.
- *
- * The interpretaton of a formatted substring as a list element follows
- * rules similar to the parsing of the words of a command in a Tcl script.
- * Backslash substitution plays a key role, and is defined exactly as it is
- * in command parsing. The same routine, TclParseBackslash() is used in both
- * command parsing and list parsing.
- *
- * NOTE: This means that if and when backslash substitution rules ever
- * change for command parsing, the interpretation of strings as lists also
- * changes.
+ * separating whitespace, or a string terminator. It is just another
+ * character in a list element.
+ *
+ * The interpretaton of a formatted substring as a list element follows rules
+ * similar to the parsing of the words of a command in a Tcl script. Backslash
+ * substitution plays a key role, and is defined exactly as it is in command
+ * parsing. The same routine, TclParseBackslash() is used in both command
+ * parsing and list parsing.
+ *
+ * NOTE: This means that if and when backslash substitution rules ever change
+ * for command parsing, the interpretation of strings as lists also changes.
*
* Backslash substitution replaces an "escape sequence" of one or more
* characters starting with
* \u005c \ BACKSLASH
- * with a single character. The one character escape sequent case happens
- * only when BACKSLASH is the last character in the string. In all other
- * cases, the escape sequence is at least two characters long.
+ * with a single character. The one character escape sequent case happens only
+ * when BACKSLASH is the last character in the string. In all other cases, the
+ * escape sequence is at least two characters long.
*
- * The formatted substrings are interpreted as element values according to
- * the following cases:
+ * The formatted substrings are interpreted as element values according to the
+ * following cases:
*
* * If the first character of a formatted substring is
* \u007b { OPEN BRACE
* then the end of the substring is the matching
* \u007d } CLOSE BRACE
- * character, where matching is determined by counting nesting levels,
- * and not including any brace characters that are contained within a
- * backslash escape sequence in the nesting count. Having found the
- * matching brace, all characters between the braces are the string
- * value of the element. If no matching close brace is found before the
- * end of the string, the string is not a Tcl list. If the character
- * following the close brace is not an element separating whitespace
- * character, or the end of the string, then the string is not a Tcl list.
- *
- * NOTE: this differs from a brace-quoted word in the parsing of a
- * Tcl command only in its treatment of the backslash-newline sequence.
- * In a list element, the literal characters in the backslash-newline
- * sequence become part of the element value. In a script word,
- * conversion to a single SPACE character is done.
+ * character, where matching is determined by counting nesting levels, and
+ * not including any brace characters that are contained within a backslash
+ * escape sequence in the nesting count. Having found the matching brace,
+ * all characters between the braces are the string value of the element.
+ * If no matching close brace is found before the end of the string, the
+ * string is not a Tcl list. If the character following the close brace is
+ * not an element separating whitespace character, or the end of the string,
+ * then the string is not a Tcl list.
+ *
+ * NOTE: this differs from a brace-quoted word in the parsing of a Tcl
+ * command only in its treatment of the backslash-newline sequence. In a
+ * list element, the literal characters in the backslash-newline sequence
+ * become part of the element value. In a script word, conversion to a
+ * single SPACE character is done.
*
* NOTE: Most list element values can be represented by a formatted
- * substring using brace quoting. The exceptions are any element value
- * that includes an unbalanced brace not in a backslash escape sequence,
- * and any value that ends with a backslash not itself in a backslash
- * escape sequence.
+ * substring using brace quoting. The exceptions are any element value that
+ * includes an unbalanced brace not in a backslash escape sequence, and any
+ * value that ends with a backslash not itself in a backslash escape
+ * sequence.
*
* * If the first character of a formatted substring is
* \u0022 " QUOTE
* then the end of the substring is the next QUOTE character, not counting
* any QUOTE characters that are contained within a backslash escape
- * sequence. If no next QUOTE is found before the end of the string, the
- * string is not a Tcl list. If the character following the closing QUOTE
- * is not an element separating whitespace character, or the end of the
- * string, then the string is not a Tcl list. Having found the limits
- * of the substring, the element value is produced by performing backslash
+ * sequence. If no next QUOTE is found before the end of the string, the
+ * string is not a Tcl list. If the character following the closing QUOTE is
+ * not an element separating whitespace character, or the end of the string,
+ * then the string is not a Tcl list. Having found the limits of the
+ * substring, the element value is produced by performing backslash
* substitution on the character sequence between the open and close QUOTEs.
*
* NOTE: Any element value can be represented by this style of formatting,
@@ -231,7 +230,7 @@ const Tcl_ObjType tclEndOffsetType = {
* of the substring, the element value is produced by performing backslash
* substitution on it.
*
- * NOTE: Any element value can be represented by this style of formatting,
+ * NOTE: Any element value can be represented by this style of formatting,
* given suitable choice of backslash escape sequences, with one exception.
* The empty string cannot be represented as a list element without the use
* of either braces or quotes to delimit it.
@@ -239,32 +238,32 @@ const Tcl_ObjType tclEndOffsetType = {
* This collection of parsing rules is implemented in the routine
* TclFindElement().
*
- * In order to produce lists that can be parsed by these rules, we need
- * the ability to distinguish between characters that are part of a list
- * element value from characters providing syntax that define the structure
- * of the list. This means that our code that generates lists must at a
- * minimum be able to produce escape sequences for the 10 characters
- * identified above that have significance to a list parser.
+ * In order to produce lists that can be parsed by these rules, we need the
+ * ability to distinguish between characters that are part of a list element
+ * value from characters providing syntax that define the structure of the
+ * list. This means that our code that generates lists must at a minimum be
+ * able to produce escape sequences for the 10 characters identified above
+ * that have significance to a list parser.
*
- * * * CANONICAL LISTS * * * * *
+ * * * CANONICAL LISTS * * * * *
*
* In addition to the basic rules for parsing strings into Tcl lists, there
* are additional properties to be met by the set of list values that are
* generated by Tcl. Such list values are often said to be in "canonical
* form":
*
- * * When any canonical list is evaluated as a Tcl script, it is a script
- * of either zero commands (an empty list) or exactly one command. The
- * command word is exactly the first element of the list, and each argument
- * word is exactly one of the following elements of the list. This means
- * that any characters that have special meaning during script evaluation
- * need special treatment when canonical lists are produced:
+ * * When any canonical list is evaluated as a Tcl script, it is a script of
+ * either zero commands (an empty list) or exactly one command. The command
+ * word is exactly the first element of the list, and each argument word is
+ * exactly one of the following elements of the list. This means that any
+ * characters that have special meaning during script evaluation need
+ * special treatment when canonical lists are produced:
*
* * Whitespace between elements may not include NEWLINE.
* * The command terminating character,
* \u003b ; SEMICOLON
- * must be BRACEd, QUOTEd, or escaped so that it does not terminate
- * the command prematurely.
+ * must be BRACEd, QUOTEd, or escaped so that it does not terminate the
+ * command prematurely.
* * Any of the characters that begin substitutions in scripts,
* \u0024 $ DOLLAR
* \u005b [ OPEN BRACKET
@@ -274,11 +273,10 @@ const Tcl_ObjType tclEndOffsetType = {
* \u0023 # HASH
* that HASH character must be BRACEd, QUOTEd, or escaped so that it
* does not convert the command into a comment.
- * * Any list element that contains the character sequence
- * BACKSLASH NEWLINE cannot be formatted with BRACEs. The
- * BACKSLASH character must be represented by an escape
- * sequence, and unless QUOTEs are used, the NEWLINE must
- * be as well.
+ * * Any list element that contains the character sequence BACKSLASH
+ * NEWLINE cannot be formatted with BRACEs. The BACKSLASH character
+ * must be represented by an escape sequence, and unless QUOTEs are
+ * used, the NEWLINE must be as well.
*
* * It is also guaranteed that one can use a canonical list as a building
* block of a larger script within command substitution, as in this example:
@@ -289,66 +287,66 @@ const Tcl_ObjType tclEndOffsetType = {
*
* * Finally it is guaranteed that enclosing a canonical list in braces
* produces a new value that is also a canonical list. This new list has
- * length 1, and its only element is the original canonical list. This
- * same guarantee also makes it possible to construct scripts where an
- * argument word is given a list value by enclosing the canonical form
- * of that list in braces:
+ * length 1, and its only element is the original canonical list. This same
+ * guarantee also makes it possible to construct scripts where an argument
+ * word is given a list value by enclosing the canonical form of that list
+ * in braces:
* set script "puts {[list $one $two $three]}"; eval $script
* This sort of coding was once fairly common, though it's become more
* idiomatic to see the following instead:
* set script [list puts [list $one $two $three]]; eval $script
- * In order to support this guarantee, every canonical list must have
+ * In order to support this guarantee, every canonical list must have
* balance when counting those braces that are not in escape sequences.
*
* Within these constraints, the canonical list generation routines
- * TclScanElement() and TclConvertElement() attempt to generate the string
- * for any list that is easiest to read. When an element value is itself
+ * TclScanElement() and TclConvertElement() attempt to generate the string for
+ * any list that is easiest to read. When an element value is itself
* acceptable as the formatted substring, it is usually used (CONVERT_NONE).
- * When some quoting or escaping is required, use of BRACEs (CONVERT_BRACE)
- * is usually preferred over the use of escape sequences (CONVERT_ESCAPE).
- * There are some exceptions to both of these preferences for reasons of
- * code simplicity, efficiency, and continuation of historical habits.
- * Canonical lists never use the QUOTE formatting to delimit their elements
- * because that form of quoting does not nest, which makes construction of
- * nested lists far too much trouble. Canonical lists always use only a
- * single SPACE character for element-separating whitespace.
+ * When some quoting or escaping is required, use of BRACEs (CONVERT_BRACE) is
+ * usually preferred over the use of escape sequences (CONVERT_ESCAPE). There
+ * are some exceptions to both of these preferences for reasons of code
+ * simplicity, efficiency, and continuation of historical habits. Canonical
+ * lists never use the QUOTE formatting to delimit their elements because that
+ * form of quoting does not nest, which makes construction of nested lists far
+ * too much trouble. Canonical lists always use only a single SPACE character
+ * for element-separating whitespace.
*
* * * FUTURE CONSIDERATIONS * * *
*
* When a list element requires quoting or escaping due to a CLOSE BRACKET
* character or an internal QUOTE character, a strange formatting mode is
- * recommended. For example, if the value "a{b]c}d" is converted by the
- * usual modes:
+ * recommended. For example, if the value "a{b]c}d" is converted by the usual
+ * modes:
*
* CONVERT_BRACE: a{b]c}d => {a{b]c}d}
* CONVERT_ESCAPE: a{b]c}d => a\{b\]c\}d
*
- * we get perfectly usable formatted list elements. However, this is not
- * what Tcl releases have been producing. Instead, we have:
+ * we get perfectly usable formatted list elements. However, this is not what
+ * Tcl releases have been producing. Instead, we have:
*
* CONVERT_MASK: a{b]c}d => a{b\]c}d
*
- * where the CLOSE BRACKET is escaped, but the BRACEs are not. The same
- * effect can be seen replacing ] with " in this example. There does not
- * appear to be any functional or aesthetic purpose for this strange
- * additional mode. The sole purpose I can see for preserving it is to
- * keep generating the same formatted lists programmers have become accustomed
- * to, and perhaps written tests to expect. That is, compatibility only.
- * The additional code complexity required to support this mode is significant.
- * The lines of code supporting it are delimited in the routines below with
- * #if COMPAT directives. This makes it easy to experiment with eliminating
- * this formatting mode simply with "#define COMPAT 0" above. I believe
- * this is worth considering.
+ * where the CLOSE BRACKET is escaped, but the BRACEs are not. The same effect
+ * can be seen replacing ] with " in this example. There does not appear to be
+ * any functional or aesthetic purpose for this strange additional mode. The
+ * sole purpose I can see for preserving it is to keep generating the same
+ * formatted lists programmers have become accustomed to, and perhaps written
+ * tests to expect. That is, compatibility only. The additional code
+ * complexity required to support this mode is significant. The lines of code
+ * supporting it are delimited in the routines below with #if COMPAT
+ * directives. This makes it easy to experiment with eliminating this
+ * formatting mode simply with "#define COMPAT 0" above. I believe this is
+ * worth considering.
*
- * Another consideration is the treatment of QUOTE characters in list elements.
- * TclConvertElement() must have the ability to produce the escape sequence
- * \" so that when a list element begins with a QUOTE we do not confuse
- * that first character with a QUOTE used as list syntax to define list
- * structure. However, that is the only place where QUOTE characters need
- * quoting. In this way, handling QUOTE could really be much more like
- * the way we handle HASH which also needs quoting and escaping only in
- * particular situations. Following up this could increase the set of
- * list elements that can use the CONVERT_NONE formatting mode.
+ * Another consideration is the treatment of QUOTE characters in list
+ * elements. TclConvertElement() must have the ability to produce the escape
+ * sequence \" so that when a list element begins with a QUOTE we do not
+ * confuse that first character with a QUOTE used as list syntax to define
+ * list structure. However, that is the only place where QUOTE characters need
+ * quoting. In this way, handling QUOTE could really be much more like the way
+ * we handle HASH which also needs quoting and escaping only in particular
+ * situations. Following up this could increase the set of list elements that
+ * can use the CONVERT_NONE formatting mode.
*
* More speculative is that the demands of canonical list form require brace
* balance for the list as a whole, while the current implementation achieves
@@ -366,15 +364,15 @@ const Tcl_ObjType tclEndOffsetType = {
*
* Given 'bytes' pointing to 'numBytes' bytes, scan through them and
* count the number of whitespace runs that could be list element
- * separators. If 'numBytes' is -1, scan to the terminating '\0'.
- * Not a full list parser. Typically used to get a quick and dirty
- * overestimate of length size in order to allocate space for an
- * actual list parser to operate with.
+ * separators. If 'numBytes' is -1, scan to the terminating '\0'. Not a
+ * full list parser. Typically used to get a quick and dirty overestimate
+ * of length size in order to allocate space for an actual list parser to
+ * operate with.
*
* Results:
- * Returns the largest number of list elements that could possibly
- * be in this string, interpreted as a Tcl list. If 'endPtr' is not
- * NULL, writes a pointer to the end of the string scanned there.
+ * Returns the largest number of list elements that could possibly be in
+ * this string, interpreted as a Tcl list. If 'endPtr' is not NULL,
+ * writes a pointer to the end of the string scanned there.
*
* Side effects:
* None.
@@ -395,16 +393,25 @@ TclMaxListLength(
goto done;
}
- /* No list element before leading white space */
+ /*
+ * No list element before leading white space.
+ */
+
count += 1 - TclIsSpaceProc(*bytes);
- /* Count white space runs as potential element separators */
+ /*
+ * Count white space runs as potential element separators.
+ */
+
while (numBytes) {
if ((numBytes == -1) && (*bytes == '\0')) {
break;
}
if (TclIsSpaceProc(*bytes)) {
- /* Space run started; bump count */
+ /*
+ * Space run started; bump count.
+ */
+
count++;
do {
bytes++;
@@ -413,16 +420,22 @@ TclMaxListLength(
if ((numBytes == 0) || ((numBytes == -1) && (*bytes == '\0'))) {
break;
}
- /* (*bytes) is non-space; return to counting state */
+
+ /*
+ * (*bytes) is non-space; return to counting state.
+ */
}
bytes++;
numBytes -= (numBytes != -1);
}
- /* No list element following trailing white space */
+ /*
+ * No list element following trailing white space.
+ */
+
count -= TclIsSpaceProc(bytes[-1]);
- done:
+ done:
if (endPtr) {
*endPtr = bytes;
}
@@ -449,18 +462,18 @@ TclMaxListLength(
* that's part of the element. If this is the last argument in the list,
* then *nextPtr will point just after the last character in the list
* (i.e., at the character at list+listLength). If sizePtr is non-NULL,
- * *sizePtr is filled in with the number of bytes in the element. If
- * the element is in braces, then *elementPtr will point to the character
+ * *sizePtr is filled in with the number of bytes in the element. If the
+ * element is in braces, then *elementPtr will point to the character
* after the opening brace and *sizePtr will not include either of the
* braces. If there isn't an element in the list, *sizePtr will be zero,
* and both *elementPtr and *nextPtr will point just after the last
* character in the list. If literalPtr is non-NULL, *literalPtr is set
- * to a boolean value indicating whether the substring returned as
- * the values of **elementPtr and *sizePtr is the literal value of
- * a list element. If not, a call to TclCopyAndCollapse() is needed
- * to produce the actual value of the list element. Note: this function
- * does NOT collapse backslash sequences, but uses *literalPtr to tell
- * callers when it is required for them to do so.
+ * to a boolean value indicating whether the substring returned as the
+ * values of **elementPtr and *sizePtr is the literal value of a list
+ * element. If not, a call to TclCopyAndCollapse() is needed to produce
+ * the actual value of the list element. Note: this function does NOT
+ * collapse backslash sequences, but uses *literalPtr to tell callers
+ * when it is required for them to do so.
*
* Side effects:
* None.
@@ -587,9 +600,10 @@ TclFindElement(
/*
* A backslash sequence not within a brace quoted element
* means the value of the element is different from the
- * substring we are parsing. A call to TclCopyAndCollapse()
- * is needed to produce the element value. Inform the caller.
+ * substring we are parsing. A call to TclCopyAndCollapse() is
+ * needed to produce the element value. Inform the caller.
*/
+
literal = 0;
}
TclParseBackslash(p, limit - p, &numChars, NULL);
@@ -697,9 +711,9 @@ TclFindElement(
*
* Results:
* Count bytes get copied from src to dst. Along the way, backslash
- * sequences are substituted in the copy. After scanning count bytes
- * from src, a null character is placed at the end of dst. Returns
- * the number of bytes that got written to dst.
+ * sequences are substituted in the copy. After scanning count bytes from
+ * src, a null character is placed at the end of dst. Returns the number
+ * of bytes that got written to dst.
*
* Side effects:
* None.
@@ -717,6 +731,7 @@ TclCopyAndCollapse(
while (count > 0) {
char c = *src;
+
if (c == '\\') {
int numRead;
int backslashCount = TclParseBackslash(src, count, &numRead, dst);
@@ -780,12 +795,11 @@ Tcl_SplitList(
int length, size, i, result, elSize;
/*
- * Allocate enough space to work in. A (const char *) for each
- * (possible) list element plus one more for terminating NULL,
- * plus as many bytes as in the original string value, plus one
- * more for a terminating '\0'. Space used to hold element separating
- * white space in the original string gets re-purposed to hold '\0'
- * characters in the argv array.
+ * Allocate enough space to work in. A (const char *) for each (possible)
+ * list element plus one more for terminating NULL, plus as many bytes as
+ * in the original string value, plus one more for a terminating '\0'.
+ * Space used to hold element separating white space in the original
+ * string gets re-purposed to hold '\0' characters in the argv array.
*/
size = TclMaxListLength(list, -1, &end) + 1;
@@ -844,9 +858,9 @@ Tcl_SplitList(
* enclosing braces) to make the string into a valid Tcl list element.
*
* Results:
- * The return value is an overestimate of the number of bytes that
- * will be needed by Tcl_ConvertElement to produce a valid list element
- * from src. The word at *flagPtr is filled in with a value needed by
+ * The return value is an overestimate of the number of bytes that will
+ * be needed by Tcl_ConvertElement to produce a valid list element from
+ * src. The word at *flagPtr is filled in with a value needed by
* Tcl_ConvertElement when doing the actual conversion.
*
* Side effects:
@@ -876,10 +890,10 @@ Tcl_ScanElement(
* to the first null byte.
*
* Results:
- * The return value is an overestimate of the number of bytes that
- * will be needed by Tcl_ConvertCountedElement to produce a valid list
- * element from src. The word at *flagPtr is filled in with a value
- * needed by Tcl_ConvertCountedElement when doing the actual conversion.
+ * The return value is an overestimate of the number of bytes that will
+ * be needed by Tcl_ConvertCountedElement to produce a valid list element
+ * from src. The word at *flagPtr is filled in with a value needed by
+ * Tcl_ConvertCountedElement when doing the actual conversion.
*
* Side effects:
* None.
@@ -906,24 +920,24 @@ Tcl_ScanCountedElement(
*
* TclScanElement --
*
- * This function is a companion function to TclConvertElement. It
- * scans a string to see what needs to be done to it (e.g. add
- * backslashes or enclosing braces) to make the string into a valid Tcl
- * list element. If length is -1, then the string is scanned from src up
- * to the first null byte. A NULL value for src is treated as an
- * empty string. The incoming value of *flagPtr is a report from the
- * caller what additional flags it will pass to TclConvertElement().
+ * This function is a companion function to TclConvertElement. It scans a
+ * string to see what needs to be done to it (e.g. add backslashes or
+ * enclosing braces) to make the string into a valid Tcl list element. If
+ * length is -1, then the string is scanned from src up to the first null
+ * byte. A NULL value for src is treated as an empty string. The incoming
+ * value of *flagPtr is a report from the caller what additional flags it
+ * will pass to TclConvertElement().
*
* Results:
- * The recommended formatting mode for the element is determined and
- * a value is written to *flagPtr indicating that recommendation. This
+ * The recommended formatting mode for the element is determined and a
+ * value is written to *flagPtr indicating that recommendation. This
* recommendation is combined with the incoming flag values in *flagPtr
* set by the caller to determine how many bytes will be needed by
* TclConvertElement() in which to write the formatted element following
- * the recommendation modified by the flag values. This number of bytes
- * is the return value of the routine. In some situations it may be
- * an overestimate, but so long as the caller passes the same flags
- * to TclConvertElement(), it will be large enough.
+ * the recommendation modified by the flag values. This number of bytes
+ * is the return value of the routine. In some situations it may be an
+ * overestimate, but so long as the caller passes the same flags to
+ * TclConvertElement(), it will be large enough.
*
* Side effects:
* None.
@@ -941,7 +955,7 @@ TclScanElement(
const char *p = src;
int nestingLevel = 0; /* Brace nesting count */
int forbidNone = 0; /* Do not permit CONVERT_NONE mode. Something
- needs protection or escape. */
+ * needs protection or escape. */
int requireEscape = 0; /* Force use of CONVERT_ESCAPE mode. For some
* reason bare or brace-quoted form fails. */
int extra = 0; /* Count of number of extra bytes needed for
@@ -953,10 +967,13 @@ TclScanElement(
int preferEscape = 0; /* Use preferences to track whether to use */
int preferBrace = 0; /* CONVERT_MASK mode. */
int braceCount = 0; /* Count of all braces '{' '}' seen. */
-#endif
+#endif /* COMPAT */
if ((p == NULL) || (length == 0) || ((*p == '\0') && (length == -1))) {
- /* Empty string element must be brace quoted. */
+ /*
+ * Empty string element must be brace quoted.
+ */
+
*flagPtr = CONVERT_BRACE;
return 2;
}
@@ -966,10 +983,11 @@ TclScanElement(
* Must escape or protect so leading character of value is not
* misinterpreted as list element delimiting syntax.
*/
+
forbidNone = 1;
#if COMPAT
preferBrace = 1;
-#endif
+#endif /* COMPAT */
}
while (length) {
@@ -978,18 +996,21 @@ TclScanElement(
case '{': /* TYPE_BRACE */
#if COMPAT
braceCount++;
-#endif
+#endif /* COMPAT */
extra++; /* Escape '{' => '\{' */
nestingLevel++;
break;
case '}': /* TYPE_BRACE */
#if COMPAT
braceCount++;
-#endif
+#endif /* COMPAT */
extra++; /* Escape '}' => '\}' */
nestingLevel--;
if (nestingLevel < 0) {
- /* Unbalanced braces! Cannot format with brace quoting. */
+ /*
+ * Unbalanced braces! Cannot format with brace quoting.
+ */
+
requireEscape = 1;
}
break;
@@ -1002,7 +1023,7 @@ TclScanElement(
break;
#else
/* FLOW THROUGH */
-#endif
+#endif /* COMPAT */
case '[': /* TYPE_SUBS */
case '$': /* TYPE_SUBS */
case ';': /* TYPE_COMMAND_END */
@@ -1016,18 +1037,25 @@ TclScanElement(
extra++; /* Escape sequences all one byte longer. */
#if COMPAT
preferBrace = 1;
-#endif
+#endif /* COMPAT */
break;
case '\\': /* TYPE_SUBS */
extra++; /* Escape '\' => '\\' */
if ((length == 1) || ((length == -1) && (p[1] == '\0'))) {
- /* Final backslash. Cannot format with brace quoting. */
+ /*
+ * Final backslash. Cannot format with brace quoting.
+ */
+
requireEscape = 1;
break;
}
if (p[1] == '\n') {
extra++; /* Escape newline => '\n', one byte longer */
- /* Backslash newline sequence. Brace quoting not permitted. */
+
+ /*
+ * Backslash newline sequence. Brace quoting not permitted.
+ */
+
requireEscape = 1;
length -= (length > 0);
p++;
@@ -1041,7 +1069,7 @@ TclScanElement(
forbidNone = 1;
#if COMPAT
preferBrace = 1;
-#endif
+#endif /* COMPAT */
break;
case '\0': /* TYPE_SUBS */
if (length == -1) {
@@ -1055,22 +1083,33 @@ TclScanElement(
p++;
}
- endOfString:
+ endOfString:
if (nestingLevel != 0) {
- /* Unbalanced braces! Cannot format with brace quoting. */
+ /*
+ * Unbalanced braces! Cannot format with brace quoting.
+ */
+
requireEscape = 1;
}
- /* We need at least as many bytes as are in the element value... */
+ /*
+ * We need at least as many bytes as are in the element value...
+ */
+
bytesNeeded = p - src;
if (requireEscape) {
/*
- * We must use escape sequences. Add all the extra bytes needed
- * to have room to create them.
+ * We must use escape sequences. Add all the extra bytes needed to
+ * have room to create them.
*/
+
bytesNeeded += extra;
- /* Make room to escape leading #, if needed. */
+
+ /*
+ * Make room to escape leading #, if needed.
+ */
+
if ((*src == '#') && !(*flagPtr & TCL_DONT_QUOTE_HASH)) {
bytesNeeded++;
}
@@ -1080,12 +1119,13 @@ TclScanElement(
if (*flagPtr & CONVERT_ANY) {
/*
* The caller has not let us know what flags it will pass to
- * TclConvertElement() so compute the max size we might need for
- * any possible choice. Normally the formatting using escape
- * sequences is the longer one, and a minimum "extra" value of 2
- * makes sure we don't request too small a buffer in those edge
- * cases where that's not true.
+ * TclConvertElement() so compute the max size we might need for any
+ * possible choice. Normally the formatting using escape sequences is
+ * the longer one, and a minimum "extra" value of 2 makes sure we
+ * don't request too small a buffer in those edge cases where that's
+ * not true.
*/
+
if (extra < 2) {
extra = 2;
}
@@ -1093,59 +1133,78 @@ TclScanElement(
*flagPtr |= TCL_DONT_USE_BRACES;
}
if (forbidNone) {
- /* We must request some form of quoting of escaping... */
+ /*
+ * We must request some form of quoting of escaping...
+ */
+
#if COMPAT
if (preferEscape && !preferBrace) {
/*
- * If we are quoting solely due to ] or internal " characters
- * use the CONVERT_MASK mode where we escape all special
- * characters except for braces. "extra" counted space needed
- * to escape braces too, so substract "braceCount" to get our
- * actual needs.
+ * If we are quoting solely due to ] or internal " characters use
+ * the CONVERT_MASK mode where we escape all special characters
+ * except for braces. "extra" counted space needed to escape
+ * braces too, so substract "braceCount" to get our actual needs.
*/
+
bytesNeeded += (extra - braceCount);
/* Make room to escape leading #, if needed. */
if ((*src == '#') && !(*flagPtr & TCL_DONT_QUOTE_HASH)) {
bytesNeeded++;
}
+
/*
* If the caller reports it will direct TclConvertElement() to
* use full escapes on the element, add back the bytes needed to
* escape the braces.
*/
+
if (*flagPtr & TCL_DONT_USE_BRACES) {
bytesNeeded += braceCount;
}
*flagPtr = CONVERT_MASK;
goto overflowCheck;
}
-#endif
+#endif /* COMPAT */
if (*flagPtr & TCL_DONT_USE_BRACES) {
/*
* If the caller reports it will direct TclConvertElement() to
* use escapes, add the extra bytes needed to have room for them.
*/
+
bytesNeeded += extra;
- /* Make room to escape leading #, if needed. */
+
+ /*
+ * Make room to escape leading #, if needed.
+ */
+
if ((*src == '#') && !(*flagPtr & TCL_DONT_QUOTE_HASH)) {
bytesNeeded++;
}
} else {
- /* Add 2 bytes for room for the enclosing braces. */
+ /*
+ * Add 2 bytes for room for the enclosing braces.
+ */
+
bytesNeeded += 2;
}
*flagPtr = CONVERT_BRACE;
goto overflowCheck;
}
- /* So far, no need to quote or escape anything. */
+ /*
+ * So far, no need to quote or escape anything.
+ */
+
if ((*src == '#') && !(*flagPtr & TCL_DONT_QUOTE_HASH)) {
- /* If we need to quote a leading #, make room to enclose in braces. */
+ /*
+ * If we need to quote a leading #, make room to enclose in braces.
+ */
+
bytesNeeded += 2;
}
*flagPtr = CONVERT_NONE;
- overflowCheck:
+ overflowCheck:
if (bytesNeeded < 0) {
Tcl_Panic("TclScanElement: string length overflow");
}
@@ -1220,9 +1279,9 @@ Tcl_ConvertCountedElement(
*
* TclConvertElement --
*
- * This is a companion function to TclScanElement. Given the
- * information produced by TclScanElement, this function converts
- * a string to a list element equal to that string.
+ * This is a companion function to TclScanElement. Given the information
+ * produced by TclScanElement, this function converts a string to a list
+ * element equal to that string.
*
* Results:
* Information is copied to *dst in the form of a list element identical
@@ -1236,7 +1295,8 @@ Tcl_ConvertCountedElement(
*----------------------------------------------------------------------
*/
-int TclConvertElement(
+int
+TclConvertElement(
register const char *src, /* Source information for list element. */
int length, /* Number of bytes in src, or -1. */
char *dst, /* Place to put list-ified element. */
@@ -1245,19 +1305,28 @@ int TclConvertElement(
int conversion = flags & CONVERT_MASK;
char *p = dst;
- /* Let the caller demand we use escape sequences rather than braces. */
+ /*
+ * Let the caller demand we use escape sequences rather than braces.
+ */
+
if ((flags & TCL_DONT_USE_BRACES) && (conversion & CONVERT_BRACE)) {
conversion = CONVERT_ESCAPE;
}
- /* No matter what the caller demands, empty string must be braced! */
- if ((src == NULL) || (length == 0) || ((*src == '\0') && (length == -1))) {
+ /*
+ * No matter what the caller demands, empty string must be braced!
+ */
+
+ if ((src == NULL) || (length == 0) || (*src == '\0' && length == -1)) {
src = tclEmptyStringRep;
length = 0;
conversion = CONVERT_BRACE;
}
- /* Escape leading hash as needed and requested. */
+ /*
+ * Escape leading hash as needed and requested.
+ */
+
if ((*src == '#') && !(flags & TCL_DONT_QUOTE_HASH)) {
if (conversion == CONVERT_ESCAPE) {
p[0] = '\\';
@@ -1270,7 +1339,10 @@ int TclConvertElement(
}
}
- /* No escape or quoting needed. Copy the literal string value. */
+ /*
+ * No escape or quoting needed. Copy the literal string value.
+ */
+
if (conversion == CONVERT_NONE) {
if (length == -1) {
/* TODO: INT_MAX overflow? */
@@ -1284,7 +1356,10 @@ int TclConvertElement(
}
}
- /* Formatted string is original string enclosed in braces. */
+ /*
+ * Formatted string is original string enclosed in braces.
+ */
+
if (conversion == CONVERT_BRACE) {
*p = '{';
p++;
@@ -1304,7 +1379,10 @@ int TclConvertElement(
/* conversion == CONVERT_ESCAPE or CONVERT_MASK */
- /* Formatted string is original string converted to escape sequences. */
+ /*
+ * Formatted string is original string converted to escape sequences.
+ */
+
for ( ; length; src++, length -= (length > 0)) {
switch (*src) {
case ']':
@@ -1320,13 +1398,12 @@ int TclConvertElement(
case '{':
case '}':
#if COMPAT
- if (conversion == CONVERT_ESCAPE) {
-#endif
+ if (conversion == CONVERT_ESCAPE)
+#endif /* COMPAT */
+ {
*p = '\\';
p++;
-#if COMPAT
}
-#endif
break;
case '\f':
*p = '\\';
@@ -1362,13 +1439,15 @@ int TclConvertElement(
if (length == -1) {
return p - dst;
}
+
/*
- * If we reach this point, there's an embedded NULL in the
- * string range being processed, which should not happen when
- * the encoding rules for Tcl strings are properly followed.
- * If the day ever comes when we stop tolerating such things,
- * this is where to put the Tcl_Panic().
+ * If we reach this point, there's an embedded NULL in the string
+ * range being processed, which should not happen when the
+ * encoding rules for Tcl strings are properly followed. If the
+ * day ever comes when we stop tolerating such things, this is
+ * where to put the Tcl_Panic().
*/
+
break;
}
*p = *src;
@@ -1402,17 +1481,18 @@ Tcl_Merge(
int argc, /* How many strings to merge. */
const char *const *argv) /* Array of string values. */
{
-# define LOCAL_SIZE 20
+#define LOCAL_SIZE 20
int localFlags[LOCAL_SIZE], *flagPtr = NULL;
int i, bytesNeeded = 0;
char *result, *dst;
const int maxFlags = UINT_MAX / sizeof(int);
+ /*
+ * Handle empty list case first, so logic of the general case can be
+ * simpler.
+ */
+
if (argc == 0) {
- /*
- * Handle empty list case first, so logic of the general case
- * can be simpler.
- */
result = ckalloc(1);
result[0] = '\0';
return result;
@@ -1426,17 +1506,17 @@ Tcl_Merge(
flagPtr = localFlags;
} else if (argc > maxFlags) {
/*
- * We cannot allocate a large enough flag array to format this
- * list in one pass. We could imagine converting this routine
- * to a multi-pass implementation, but for sizeof(int) == 4,
- * the limit is a max of 2^30 list elements and since each element
- * is at least one byte formatted, and requires one byte space
- * between it and the next one, that a minimum space requirement
- * of 2^31 bytes, which is already INT_MAX. If we tried to format
- * a list of > maxFlags elements, we're just going to overflow
- * the size limits on the formatted string anyway, so just issue
- * that same panic early.
+ * We cannot allocate a large enough flag array to format this list in
+ * one pass. We could imagine converting this routine to a multi-pass
+ * implementation, but for sizeof(int) == 4, the limit is a max of
+ * 2^30 list elements and since each element is at least one byte
+ * formatted, and requires one byte space between it and the next one,
+ * that a minimum space requirement of 2^31 bytes, which is already
+ * INT_MAX. If we tried to format a list of > maxFlags elements, we're
+ * just going to overflow the size limits on the formatted string
+ * anyway, so just issue that same panic early.
*/
+
Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
} else {
flagPtr = ckalloc(argc * sizeof(int));
@@ -1511,9 +1591,10 @@ Tcl_Backslash(
*----------------------------------------------------------------------
*
* TclTrimRight --
- * Takes two counted strings in the Tcl encoding which must both be
- * null terminated. Conceptually trims from the right side of the
- * first string all characters found in the second string.
+ *
+ * Takes two counted strings in the Tcl encoding which must both be null
+ * terminated. Conceptually trims from the right side of the first string
+ * all characters found in the second string.
*
* Results:
* The number of bytes to be removed from the end of the string.
@@ -1526,10 +1607,10 @@ Tcl_Backslash(
int
TclTrimRight(
- const char *bytes, /* String to be trimmed... */
- int numBytes, /* ...and its length in bytes */
- const char *trim, /* String of trim characters... */
- int numTrim) /* ...and its length in bytes */
+ const char *bytes, /* String to be trimmed... */
+ int numBytes, /* ...and its length in bytes */
+ const char *trim, /* String of trim characters... */
+ int numTrim) /* ...and its length in bytes */
{
const char *p = bytes + numBytes;
int pInc;
@@ -1538,12 +1619,18 @@ TclTrimRight(
Tcl_Panic("TclTrimRight works only on null-terminated strings");
}
- /* Empty strings -> nothing to do */
+ /*
+ * Empty strings -> nothing to do.
+ */
+
if ((numBytes == 0) || (numTrim == 0)) {
return 0;
}
- /* Outer loop: iterate over string to be trimmed */
+ /*
+ * Outer loop: iterate over string to be trimmed.
+ */
+
do {
Tcl_UniChar ch1;
const char *q = trim;
@@ -1552,7 +1639,10 @@ TclTrimRight(
p = Tcl_UtfPrev(p, bytes);
pInc = TclUtfToUniChar(p, &ch1);
- /* Inner loop: scan trim string for match to current character */
+ /*
+ * Inner loop: scan trim string for match to current character.
+ */
+
do {
Tcl_UniChar ch2;
int qInc = TclUtfToUniChar(q, &ch2);
@@ -1566,7 +1656,10 @@ TclTrimRight(
} while (bytesLeft);
if (bytesLeft == 0) {
- /* No match; trim task done; *p is last non-trimmed char */
+ /*
+ * No match; trim task done; *p is last non-trimmed char.
+ */
+
p += pInc;
break;
}
@@ -1579,9 +1672,10 @@ TclTrimRight(
*----------------------------------------------------------------------
*
* TclTrimLeft --
- * Takes two counted strings in the Tcl encoding which must both be
- * null terminated. Conceptually trims from the left side of the
- * first string all characters found in the second string.
+ *
+ * Takes two counted strings in the Tcl encoding which must both be null
+ * terminated. Conceptually trims from the left side of the first string
+ * all characters found in the second string.
*
* Results:
* The number of bytes to be removed from the start of the string.
@@ -1594,10 +1688,10 @@ TclTrimRight(
int
TclTrimLeft(
- const char *bytes, /* String to be trimmed... */
- int numBytes, /* ...and its length in bytes */
- const char *trim, /* String of trim characters... */
- int numTrim) /* ...and its length in bytes */
+ const char *bytes, /* String to be trimmed... */
+ int numBytes, /* ...and its length in bytes */
+ const char *trim, /* String of trim characters... */
+ int numTrim) /* ...and its length in bytes */
{
const char *p = bytes;
@@ -1605,19 +1699,28 @@ TclTrimLeft(
Tcl_Panic("TclTrimLeft works only on null-terminated strings");
}
- /* Empty strings -> nothing to do */
+ /*
+ * Empty strings -> nothing to do.
+ */
+
if ((numBytes == 0) || (numTrim == 0)) {
return 0;
}
- /* Outer loop: iterate over string to be trimmed */
+ /*
+ * Outer loop: iterate over string to be trimmed.
+ */
+
do {
Tcl_UniChar ch1;
int pInc = TclUtfToUniChar(p, &ch1);
const char *q = trim;
int bytesLeft = numTrim;
- /* Inner loop: scan trim string for match to current character */
+ /*
+ * Inner loop: scan trim string for match to current character.
+ */
+
do {
Tcl_UniChar ch2;
int qInc = TclUtfToUniChar(q, &ch2);
@@ -1631,7 +1734,10 @@ TclTrimLeft(
} while (bytesLeft);
if (bytesLeft == 0) {
- /* No match; trim task done; *p is first non-trimmed char */
+ /*
+ * No match; trim task done; *p is first non-trimmed char.
+ */
+
break;
}
@@ -1673,14 +1779,20 @@ Tcl_Concat(
int i, needSpace = 0, bytesNeeded = 0;
char *result, *p;
- /* Dispose of the empty result corner case first to simplify later code */
+ /*
+ * Dispose of the empty result corner case first to simplify later code.
+ */
+
if (argc == 0) {
result = (char *) ckalloc(1);
result[0] = '\0';
return result;
}
- /* First allocate the result buffer at the size required */
+ /*
+ * First allocate the result buffer at the size required.
+ */
+
for (i = 0; i < argc; i++) {
bytesNeeded += strlen(argv[i]);
if (bytesNeeded < 0) {
@@ -1689,13 +1801,18 @@ Tcl_Concat(
}
if (bytesNeeded + argc - 1 < 0) {
/*
- * Panic test could be tighter, but not going to bother for
- * this legacy routine.
+ * Panic test could be tighter, but not going to bother for this
+ * legacy routine.
*/
+
Tcl_Panic("Tcl_Concat: max size of Tcl value exceeded");
}
- /* All element bytes + (argc - 1) spaces + 1 terminating NULL */
- result = (char *) ckalloc((unsigned) (bytesNeeded + argc));
+
+ /*
+ * All element bytes + (argc - 1) spaces + 1 terminating NULL.
+ */
+
+ result = ckalloc((unsigned) (bytesNeeded + argc));
for (p = result, i = 0; i < argc; i++) {
int trim, elemLength;
@@ -1704,26 +1821,35 @@ Tcl_Concat(
element = argv[i];
elemLength = strlen(argv[i]);
- /* Trim away the leading whitespace */
+ /*
+ * Trim away the leading whitespace.
+ */
+
trim = TclTrimLeft(element, elemLength, CONCAT_WS, CONCAT_WS_SIZE);
element += trim;
elemLength -= trim;
/*
- * Trim away the trailing whitespace. Do not permit trimming
- * to expose a final backslash character.
+ * Trim away the trailing whitespace. Do not permit trimming to expose
+ * a final backslash character.
*/
trim = TclTrimRight(element, elemLength, CONCAT_WS, CONCAT_WS_SIZE);
trim -= trim && (element[elemLength - trim - 1] == '\\');
elemLength -= trim;
- /* If we're left with empty element after trimming, do nothing */
+ /*
+ * If we're left with empty element after trimming, do nothing.
+ */
+
if (elemLength == 0) {
continue;
}
- /* Append to the result with space if needed */
+ /*
+ * Append to the result with space if needed.
+ */
+
if (needSpace) {
*p++ = ' ';
}
@@ -1802,9 +1928,10 @@ Tcl_ConcatObj(
/*
* Something cannot be determined to be safe, so build the concatenation
* the slow way, using the string representations.
+ *
+ * First try to pre-allocate the size required.
*/
- /* First try to pre-allocate the size required */
for (i = 0; i < objc; i++) {
element = TclGetStringFromObj(objv[i], &elemLength);
bytesNeeded += elemLength;
@@ -1812,11 +1939,13 @@ Tcl_ConcatObj(
break;
}
}
+
/*
- * Does not matter if this fails, will simply try later to build up
- * the string with each Append reallocating as needed with the usual
- * string append algorithm. When that fails it will report the error.
+ * Does not matter if this fails, will simply try later to build up the
+ * string with each Append reallocating as needed with the usual string
+ * append algorithm. When that fails it will report the error.
*/
+
TclNewObj(resPtr);
Tcl_AttemptSetObjLength(resPtr, bytesNeeded + objc - 1);
Tcl_SetObjLength(resPtr, 0);
@@ -1826,26 +1955,35 @@ Tcl_ConcatObj(
element = TclGetStringFromObj(objv[i], &elemLength);
- /* Trim away the leading whitespace */
+ /*
+ * Trim away the leading whitespace.
+ */
+
trim = TclTrimLeft(element, elemLength, CONCAT_WS, CONCAT_WS_SIZE);
element += trim;
elemLength -= trim;
/*
- * Trim away the trailing whitespace. Do not permit trimming
- * to expose a final backslash character.
+ * Trim away the trailing whitespace. Do not permit trimming to expose
+ * a final backslash character.
*/
trim = TclTrimRight(element, elemLength, CONCAT_WS, CONCAT_WS_SIZE);
trim -= trim && (element[elemLength - trim - 1] == '\\');
elemLength -= trim;
- /* If we're left with empty element after trimming, do nothing */
+ /*
+ * If we're left with empty element after trimming, do nothing.
+ */
+
if (elemLength == 0) {
continue;
}
- /* Append to the result with space if needed */
+ /*
+ * Append to the result with space if needed.
+ */
+
if (needSpace) {
Tcl_AppendToObj(resPtr, " ", 1);
}
@@ -2249,6 +2387,7 @@ TclByteArrayMatch(
/*
* Matches ranges of form [a-z] or [z-a].
*/
+
break;
}
} else if (startChar == ch1) {
@@ -2295,9 +2434,9 @@ TclByteArrayMatch(
*
* TclStringMatchObj --
*
- * See if a particular string matches a particular pattern.
- * Allows case insensitivity. This is the generic multi-type handler
- * for the various matching algorithms.
+ * See if a particular string matches a particular pattern. Allows case
+ * insensitivity. This is the generic multi-type handler for the various
+ * matching algorithms.
*
* Results:
* The return value is 1 if string matches pattern, and 0 otherwise. The
@@ -2657,24 +2796,8 @@ Tcl_DStringResult(
Tcl_DString *dsPtr) /* Dynamic string that is to become the
* result of interp. */
{
- Interp *iPtr = (Interp *) interp;
-
Tcl_ResetResult(interp);
-
- if (dsPtr->string != dsPtr->staticSpace) {
- iPtr->result = dsPtr->string;
- iPtr->freeProc = TCL_DYNAMIC;
- } else if (dsPtr->length < TCL_RESULT_SIZE) {
- iPtr->result = iPtr->resultSpace;
- memcpy(iPtr->result, dsPtr->string, dsPtr->length + 1);
- } else {
- Tcl_SetResult(interp, dsPtr->string, TCL_VOLATILE);
- }
-
- dsPtr->string = dsPtr->staticSpace;
- dsPtr->length = 0;
- dsPtr->spaceAvl = TCL_DSTRING_STATIC_SIZE;
- dsPtr->staticSpace[0] = '\0';
+ Tcl_SetObjResult(interp, TclDStringToObj(dsPtr));
}
/*
@@ -2710,6 +2833,39 @@ Tcl_DStringGetResult(
}
/*
+ * Do more efficient transfer when we know the result is a Tcl_Obj. When
+ * there's no st`ring result, we only have to deal with two cases:
+ *
+ * 1. When the string rep is the empty string, when we don't copy but
+ * instead use the staticSpace in the DString to hold an empty string.
+
+ * 2. When the string rep is not there or there's a real string rep, when
+ * we use Tcl_GetString to fetch (or generate) the string rep - which
+ * we know to have been allocated with ckalloc() - and use it to
+ * populate the DString space. Then, we free the internal rep. and set
+ * the object's string representation back to the canonical empty
+ * string.
+ */
+
+ if (!iPtr->result[0] && iPtr->objResultPtr
+ && !Tcl_IsShared(iPtr->objResultPtr)) {
+ if (iPtr->objResultPtr->bytes == tclEmptyStringRep) {
+ dsPtr->string = dsPtr->staticSpace;
+ dsPtr->string[0] = 0;
+ dsPtr->length = 0;
+ dsPtr->spaceAvl = TCL_DSTRING_STATIC_SIZE;
+ } else {
+ dsPtr->string = Tcl_GetString(iPtr->objResultPtr);
+ dsPtr->length = iPtr->objResultPtr->length;
+ dsPtr->spaceAvl = dsPtr->length + 1;
+ TclFreeIntRep(iPtr->objResultPtr);
+ iPtr->objResultPtr->bytes = tclEmptyStringRep;
+ iPtr->objResultPtr->length = 0;
+ }
+ return;
+ }
+
+ /*
* If the string result is empty, move the object result to the string
* result, then reset the object result.
*/
@@ -2947,12 +3103,12 @@ Tcl_PrintDouble(
* Tcl 8.4 implements the first of these, which gives rise to
* anomalies in formatting:
*
- * % expr 0.1
- * 0.10000000000000001
- * % expr 0.01
- * 0.01
- * % expr 1e-7
- * 9.9999999999999995e-08
+ * % expr 0.1
+ * 0.10000000000000001
+ * % expr 0.01
+ * 0.01
+ * % expr 1e-7
+ * 9.9999999999999995e-08
*
* For human readability, it appears better to choose the second rule,
* and let [expr 0.1] return 0.1. But for 8.4 compatibility, we prefer
@@ -2965,8 +3121,8 @@ Tcl_PrintDouble(
*/
digits = TclDoubleDigits(value, *precisionPtr,
- TCL_DD_E_FORMAT /* | TCL_DD_SHORTEN_FLAG */,
- &exponent, &signum, &end);
+ TCL_DD_E_FORMAT /* | TCL_DD_SHORTEN_FLAG */,
+ &exponent, &signum, &end);
}
if (signum) {
*dst++ = '-';
@@ -3222,10 +3378,10 @@ TclNeedSpace(
*/
int
-TclFormatInt(buffer, n)
- char *buffer; /* Points to the storage into which the
+TclFormatInt(
+ char *buffer, /* Points to the storage into which the
* formatted characters are written. */
- long n; /* The integer to format. */
+ long n) /* The integer to format. */
{
long intVal;
int i;
@@ -3243,9 +3399,9 @@ TclFormatInt(buffer, n)
}
/*
- * Check whether "n" is the maximum negative value. This is
- * -2^(m-1) for an m-bit word, and has no positive equivalent;
- * negating it produces the same value.
+ * Check whether "n" is the maximum negative value. This is -2^(m-1) for
+ * an m-bit word, and has no positive equivalent; negating it produces the
+ * same value.
*/
intVal = -n; /* [Bug 3390638] Workaround for*/
@@ -3277,6 +3433,7 @@ TclFormatInt(buffer, n)
for (j = 0; j < i; j++, i--) {
char tmp = buffer[i];
+
buffer[i] = buffer[j];
buffer[j] = tmp;
}
@@ -3742,7 +3899,7 @@ TclSetProcessGlobalValue(
if (NULL != pgvPtr->value) {
ckfree(pgvPtr->value);
} else {
- Tcl_CreateExitHandler(FreeProcessGlobalValue, (ClientData) pgvPtr);
+ Tcl_CreateExitHandler(FreeProcessGlobalValue, pgvPtr);
}
bytes = Tcl_GetStringFromObj(newValue, &pgvPtr->numBytes);
pgvPtr->value = ckalloc(pgvPtr->numBytes + 1);
diff --git a/tests/fileName.test b/tests/fileName.test
index 19503f8..6dd1cb4 100644
--- a/tests/fileName.test
+++ b/tests/fileName.test
@@ -199,7 +199,7 @@ test filename-4.12 {Tcl_SplitPath: unix} {testsetplatform} {
test filename-4.13 {Tcl_SplitPath: unix} {testsetplatform} {
testsetplatform unix
file split //foo
-} "[file split //] foo"
+} "/ foo"
test filename-4.14 {Tcl_SplitPath: unix} {testsetplatform} {
testsetplatform unix
file split foo//bar
@@ -436,11 +436,11 @@ test filename-7.16 {Tcl_JoinPath: unix} {testsetplatform} {
test filename-7.17 {Tcl_JoinPath: unix} {testsetplatform} {
testsetplatform unix
file join //a b
-} "[file split //]a/b"
+} "/a/b"
test filename-7.18 {Tcl_JoinPath: unix} {testsetplatform} {
testsetplatform unix
file join /// a b
-} "[file split //]a/b"
+} "/a/b"
test filename-9.1 {Tcl_JoinPath: win} {testsetplatform} {
testsetplatform win
diff --git a/tests/winDde.test b/tests/winDde.test
index 5bcf6c2..f04fb45 100644
--- a/tests/winDde.test
+++ b/tests/winDde.test
@@ -15,6 +15,7 @@ if {"::tcltest" ni [namespace children]} {
namespace import -force ::tcltest::*
}
+testConstraint debug [::tcl::pkgconfig get debug]
testConstraint dde 0
if {[testConstraint win]} {
if {![catch {
@@ -166,6 +167,16 @@ test winDde-3.7 {DDE request binary} -constraints dde -body {
dde execute -binary TclEval self [list set \xc3\xa1 \xc3\x84\x00]
scan [set \xe1] %c
} -result 196
+test winDde-3.8 {DDE poke locally} -constraints {dde debug} -body {
+ set \xe1 ""
+ dde poke TclEval self \xe1 \xc4
+ dde request TclEval self \xe1
+} -result \xc4
+test winDde-3.9 {DDE poke -binary locally} -constraints {dde debug} -body {
+ set \xe1 ""
+ dde poke -binary TclEval self \xe1 \xc3\x84\x00
+ dde request TclEval self \xe1
+} -result \xc4
# -------------------------------------------------------------------------
@@ -207,6 +218,16 @@ test winDde-4.4 {DDE eval remotely} -constraints {dde stdio} -body {
update
set \xe1
} -result foo
+test winDde-4.5 {DDE poke remotely} -constraints {dde debug stdio} -body {
+ set \xe1 ""
+ set name ch\xEDld-4.5
+ set child [createChildProcess $name]
+ dde poke TclEval $name \xe1 foo
+ set \xe1 [dde request TclEval $name \xe1]
+ dde execute TclEval $name {set done 1}
+ update
+ set \xe1
+} -result foo
# -------------------------------------------------------------------------
diff --git a/unix/Makefile.in b/unix/Makefile.in
index 068cb12..4d5595d 100644
--- a/unix/Makefile.in
+++ b/unix/Makefile.in
@@ -856,7 +856,7 @@ install-libraries: libraries
@echo "Installing package platform::shell 1.1.4 as a Tcl Module";
@$(INSTALL_DATA) $(TOP_DIR)/library/platform/shell.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.4/platform/shell-1.1.4.tm;
- @echo "Installing library encoding files to $(SCRIPT_INSTALL_DIR)/encoding/";
+ @echo "Installing encoding files to $(SCRIPT_INSTALL_DIR)/encoding/";
@for i in $(TOP_DIR)/library/encoding/*.enc ; do \
$(INSTALL_DATA) $$i "$(SCRIPT_INSTALL_DIR)"/encoding; \
done;
@@ -867,7 +867,7 @@ install-libraries: libraries
fi
install-tzdata: ${NATIVE_TCLSH}
- @echo "Installing time zone data"
+ @echo "Installing time zone files to $(SCRIPT_INSTALL_DIR)/tzdata/"
@${NATIVE_TCLSH} $(TOOL_DIR)/installData.tcl \
$(TOP_DIR)/library/tzdata "$(SCRIPT_INSTALL_DIR)"/tzdata
@@ -894,17 +894,17 @@ install-doc: doc
else true; \
fi; \
done;
- @echo "Installing and cross-linking top-level (.1) docs";
+ @echo "Installing and cross-linking top-level (.1) docs to $(MAN1_INSTALL_DIR)/";
@for i in $(TOP_DIR)/doc/*.1; do \
$(SHELL) $(UNIX_DIR)/installManPage $(MAN_FLAGS) $$i "$(MAN1_INSTALL_DIR)"; \
done
- @echo "Installing and cross-linking C API (.3) docs";
+ @echo "Installing and cross-linking C API (.3) docs to $(MAN3_INSTALL_DIR)/";
@for i in $(TOP_DIR)/doc/*.3; do \
$(SHELL) $(UNIX_DIR)/installManPage $(MAN_FLAGS) $$i "$(MAN3_INSTALL_DIR)"; \
done
- @echo "Installing and cross-linking command (.n) docs";
+ @echo "Installing and cross-linking command (.n) docs to $(MANN_INSTALL_DIR)/";
@for i in $(TOP_DIR)/doc/*.n; do \
$(SHELL) $(UNIX_DIR)/installManPage $(MAN_FLAGS) $$i "$(MANN_INSTALL_DIR)"; \
done
@@ -1928,7 +1928,6 @@ dist: $(UNIX_DIR)/configure $(UNIX_DIR)/tclConfig.h.in $(UNIX_DIR)/tcl.pc.in $(M
$(UNIX_DIR)/tcl.pc.in $(DISTDIR)/unix
chmod 775 $(DISTDIR)/unix/configure $(DISTDIR)/unix/configure.in
chmod 775 $(DISTDIR)/unix/ldAix
- chmod +x $(DISTDIR)/unix/install-sh
mkdir $(DISTDIR)/generic
cp -p $(GENERIC_DIR)/*.[cdh] $(DISTDIR)/generic
cp -p $(GENERIC_DIR)/*.decls $(DISTDIR)/generic
diff --git a/unix/configure b/unix/configure
index 2e36ad2..18611f0 100755
--- a/unix/configure
+++ b/unix/configure
@@ -19437,8 +19437,8 @@ _ACEOF
HTML_DIR="${libdir}/Resources/Documentation/Reference/Tcl"
EXTRA_INSTALL="install-private-headers html-tcl"
EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TclTOC.html'
- EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources" && mkdir -p "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tcl-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
- EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
+ EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tcl-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
+ EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Finalizing Tcl.framework" && rm -f "$(LIB_INSTALL_DIR)/../Current" && ln -s "$(VERSION)" "$(LIB_INSTALL_DIR)/../Current" && for f in "$(LIB_FILE)" tclConfig.sh Resources Headers PrivateHeaders; do rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/Current/$$f" "$(LIB_INSTALL_DIR)/../.."; done && f="$(STUB_LIB_FILE)" && rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/$(VERSION)/$$f" "$(LIB_INSTALL_DIR)/../.."'
# Don't use AC_DEFINE for the following as the framework version define
# needs to go into the Makefile even when using autoheader, so that we
diff --git a/unix/configure.in b/unix/configure.in
index c8f0bc6..dc0d543 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -841,8 +841,8 @@ if test "$FRAMEWORK_BUILD" = "1" ; then
HTML_DIR="${libdir}/Resources/Documentation/Reference/Tcl"
EXTRA_INSTALL="install-private-headers html-tcl"
EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TclTOC.html'
- EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources" && mkdir -p "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tcl-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
- EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
+ EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tcl-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
+ EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Finalizing Tcl.framework" && rm -f "$(LIB_INSTALL_DIR)/../Current" && ln -s "$(VERSION)" "$(LIB_INSTALL_DIR)/../Current" && for f in "$(LIB_FILE)" tclConfig.sh Resources Headers PrivateHeaders; do rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/Current/$$f" "$(LIB_INSTALL_DIR)/../.."; done && f="$(STUB_LIB_FILE)" && rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/$(VERSION)/$$f" "$(LIB_INSTALL_DIR)/../.."'
# Don't use AC_DEFINE for the following as the framework version define
# needs to go into the Makefile even when using autoheader, so that we
diff --git a/unix/tclLoadOSF.c b/unix/tclLoadOSF.c
index 6515b89..6e76b55 100644
--- a/unix/tclLoadOSF.c
+++ b/unix/tclLoadOSF.c
@@ -35,12 +35,14 @@
#include "tclInt.h"
#include <sys/types.h>
#include <loader.h>
-
-/* Static functions defined within this file */
-static void* FindSymbol(Tcl_Interp* interp, Tcl_LoadHandle loadHandle,
- const char* symbol);
-static void UnloadFile(Tcl_LoadHandle handle);
+/*
+ * Static functions defined within this file.
+ */
+
+static void * FindSymbol(Tcl_Interp *interp,
+ Tcl_LoadHandle loadHandle, const char* symbol);
+static void UnloadFile(Tcl_LoadHandle handle);
/*
*----------------------------------------------------------------------
@@ -105,7 +107,7 @@ TclpDlopen(
if (lm == LDR_NULL_MODULE) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"couldn't load file \"%s\": %s",
- fileName, Tcl_PosixError(interp));
+ fileName, Tcl_PosixError(interp)));
return TCL_ERROR;
}
diff --git a/unix/tclLoadShl.c b/unix/tclLoadShl.c
index 968f232..7b80bcc 100644
--- a/unix/tclLoadShl.c
+++ b/unix/tclLoadShl.c
@@ -22,14 +22,14 @@
#endif
#include "tclInt.h"
-
-/* Static functions defined within this file */
-static void* FindSymbol(Tcl_Interp* interp, Tcl_LoadHandle loadHandle,
- const char* symbol);
-static void
-UnloadFile(Tcl_LoadHandle handle);
+/*
+ * Static functions defined within this file.
+ */
+static void * FindSymbol(Tcl_Interp *interp,
+ Tcl_LoadHandle loadHandle, const char *symbol);
+static void UnloadFile(Tcl_LoadHandle handle);
/*
*----------------------------------------------------------------------
@@ -137,7 +137,7 @@ FindSymbol(
{
Tcl_DString newName;
Tcl_PackageInitProc *proc = NULL;
- shl_t handle = (shl_t)(loadHandle->clientData);
+ shl_t handle = (shl_t) loadHandle->clientData;
/*
* Some versions of the HP system software still use "_" at the beginning
@@ -187,9 +187,8 @@ UnloadFile(
* TclpDlopen(). The loadHandle is a token
* that represents the loaded file. */
{
- shl_t handle;
+ shl_t handle = (shl_t) loadHandle->clientData;
- handle = (shl_t) (loadHandle -> clientData);
shl_unload(handle);
ckfree(loadHandle);
}
diff --git a/unix/tclUnixFile.c b/unix/tclUnixFile.c
index 01fc6fe..38504d9 100644
--- a/unix/tclUnixFile.c
+++ b/unix/tclUnixFile.c
@@ -470,7 +470,7 @@ NativeMatchType(
#ifndef MAC_OSX_TCL
|| ((types->perm & TCL_GLOB_PERM_HIDDEN) &&
(*nativeName != '.'))
-#endif
+#endif /* MAC_OSX_TCL */
) {
return 0;
}
@@ -488,12 +488,10 @@ NativeMatchType(
* check that here:
*/
- if (types->type & TCL_GLOB_TYPE_LINK) {
- if (TclOSlstat(nativeEntry, &buf) == 0) {
- if (S_ISLNK(buf.st_mode)) {
- return 1;
- }
- }
+ if ((types->type & TCL_GLOB_TYPE_LINK)
+ && (TclOSlstat(nativeEntry, &buf) == 0)
+ && S_ISLNK(buf.st_mode)) {
+ return 1;
}
return 0;
}
@@ -516,12 +514,10 @@ NativeMatchType(
*/
} else {
#ifdef S_ISLNK
- if (types->type & TCL_GLOB_TYPE_LINK) {
- if (TclOSlstat(nativeEntry, &buf) == 0) {
- if (S_ISLNK(buf.st_mode)) {
- goto filetypeOK;
- }
- }
+ if ((types->type & TCL_GLOB_TYPE_LINK)
+ && (TclOSlstat(nativeEntry, &buf) == 0)
+ && S_ISLNK(buf.st_mode)) {
+ goto filetypeOK;
}
#endif /* S_ISLNK */
return 0;
@@ -717,9 +713,9 @@ TclpGetNativeCwd(
if (getcwd(buffer, MAXPATHLEN+1) == NULL) { /* INTL: Native. */
return NULL;
}
-#endif
+#endif /* USEGETWD */
- if ((clientData == NULL) || strcmp(buffer, (const char*)clientData)) {
+ if ((clientData == NULL) || strcmp(buffer, (const char *) clientData)) {
char *newCd = ckalloc(strlen(buffer) + 1);
strcpy(newCd, buffer);
@@ -767,7 +763,7 @@ TclpGetCwd(
if (getwd(buffer) == NULL) /* INTL: Native. */
#else
if (getcwd(buffer, MAXPATHLEN+1) == NULL) /* INTL: Native. */
-#endif
+#endif /* USEGETWD */
{
if (interp != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
@@ -823,7 +819,7 @@ TclpReadlink(
return Tcl_DStringValue(linkPtr);
#else
return NULL;
-#endif
+#endif /* !DJGPP */
}
/*
@@ -857,7 +853,7 @@ TclpObjStat(
#ifdef S_IFLNK
-Tcl_Obj*
+Tcl_Obj *
TclpObjLink(
Tcl_Obj *pathPtr,
Tcl_Obj *toPtr,
@@ -1179,10 +1175,17 @@ TclpUtime(
{
return utime(Tcl_FSGetNativePath(pathPtr), tval);
}
+
#ifdef __CYGWIN__
-int TclOSstat(const char *name, Tcl_StatBuf *statBuf) {
+
+int
+TclOSstat(
+ const char *name,
+ Tcl_StatBuf *statBuf)
+{
struct stat buf;
int result = stat(name, &buf);
+
statBuf->st_mode = buf.st_mode;
statBuf->st_ino = buf.st_ino;
statBuf->st_dev = buf.st_dev;
@@ -1196,9 +1199,15 @@ int TclOSstat(const char *name, Tcl_StatBuf *statBuf) {
statBuf->st_ctime = buf.st_ctime;
return result;
}
-int TclOSlstat(const char *name, Tcl_StatBuf *statBuf) {
+
+int
+TclOSlstat(
+ const char *name,
+ Tcl_StatBuf *statBuf)
+{
struct stat buf;
int result = lstat(name, &buf);
+
statBuf->st_mode = buf.st_mode;
statBuf->st_ino = buf.st_ino;
statBuf->st_dev = buf.st_dev;
@@ -1212,7 +1221,7 @@ int TclOSlstat(const char *name, Tcl_StatBuf *statBuf) {
statBuf->st_ctime = buf.st_ctime;
return result;
}
-#endif
+#endif /* CYGWIN */
/*
* Local Variables:
diff --git a/unix/tclUnixNotfy.c b/unix/tclUnixNotfy.c
index ca95f40..b87af1b 100644
--- a/unix/tclUnixNotfy.c
+++ b/unix/tclUnixNotfy.c
@@ -96,7 +96,7 @@ typedef struct ThreadSpecificData {
* that an event is ready to be processed
* by sending this event. */
void *hwnd; /* Messaging window. */
-#else /* !__CYGWIN__ */
+#else
Tcl_Condition waitCV; /* Any other thread alerts a notifier that an
* event is ready to be processed by signaling
* this condition variable. */
@@ -104,7 +104,7 @@ typedef struct ThreadSpecificData {
int eventReady; /* True if an event is ready to be processed.
* Used as condition flag together with waitCV
* above. */
-#endif
+#endif /* TCL_THREADS */
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;
@@ -187,25 +187,12 @@ static Tcl_ThreadId notifierThread;
static void NotifierThreadProc(ClientData clientData);
#endif
static int FileHandlerEventProc(Tcl_Event *evPtr, int flags);
-
+
/*
- *----------------------------------------------------------------------
- *
- * Tcl_InitNotifier --
- *
- * Initializes the platform specific notifier state.
- *
- * Results:
- * Returns a handle to the notifier state for this thread.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
+ * Import of Windows API when building threaded with Cygwin.
*/
#if defined(TCL_THREADS) && defined(__CYGWIN__)
-
typedef struct {
void *hwnd;
unsigned int *message;
@@ -217,34 +204,60 @@ typedef struct {
} MSG;
typedef struct {
- unsigned int style;
- void *lpfnWndProc;
- int cbClsExtra;
- int cbWndExtra;
- void *hInstance;
- void *hIcon;
- void *hCursor;
- void *hbrBackground;
- void *lpszMenuName;
- void *lpszClassName;
+ unsigned int style;
+ void *lpfnWndProc;
+ int cbClsExtra;
+ int cbWndExtra;
+ void *hInstance;
+ void *hIcon;
+ void *hCursor;
+ void *hbrBackground;
+ void *lpszMenuName;
+ void *lpszClassName;
} WNDCLASS;
-extern unsigned char __stdcall PeekMessageW(MSG *, void *, int, int, int);
-extern unsigned char __stdcall GetMessageW(MSG *, void *, int, int);
-extern unsigned char __stdcall TranslateMessage(const MSG *);
-extern int __stdcall DispatchMessageW(const MSG *);
-extern void __stdcall PostQuitMessage(int);
-extern void * __stdcall CreateWindowExW(void *, void *, void *, DWORD, int, int, int, int, void *, void *, void *, void *);
-extern unsigned char __stdcall DestroyWindow(void *);
-extern unsigned char __stdcall PostMessageW(void *, unsigned int, void *, void *);
-extern void *__stdcall RegisterClassW(const WNDCLASS *);
-extern DWORD __stdcall DefWindowProcW(void *, int, void *, void *);
-extern void *__stdcall CreateEventW(void *, unsigned char, unsigned char, void *);
-extern void __stdcall CloseHandle(void *);
-extern void __stdcall MsgWaitForMultipleObjects(DWORD, void *, unsigned char, DWORD, DWORD);
-extern unsigned char __stdcall ResetEvent(void *);
+extern void __stdcall CloseHandle(void *);
+extern void *__stdcall CreateEventW(void *, unsigned char, unsigned char,
+ void *);
+extern void * __stdcall CreateWindowExW(void *, void *, void *, DWORD, int,
+ int, int, int, void *, void *, void *, void *);
+extern DWORD __stdcall DefWindowProcW(void *, int, void *, void *);
+extern unsigned char __stdcall DestroyWindow(void *);
+extern int __stdcall DispatchMessageW(const MSG *);
+extern unsigned char __stdcall GetMessageW(MSG *, void *, int, int);
+extern void __stdcall MsgWaitForMultipleObjects(DWORD, void *,
+ unsigned char, DWORD, DWORD);
+extern unsigned char __stdcall PeekMessageW(MSG *, void *, int, int, int);
+extern unsigned char __stdcall PostMessageW(void *, unsigned int, void *,
+ void *);
+extern void __stdcall PostQuitMessage(int);
+extern void *__stdcall RegisterClassW(const WNDCLASS *);
+extern unsigned char __stdcall ResetEvent(void *);
+extern unsigned char __stdcall TranslateMessage(const MSG *);
-#endif
+/*
+ * Threaded-cygwin specific functions in this file:
+ */
+
+static DWORD __stdcall NotifierProc(void *hwnd, unsigned int message,
+ void *wParam, void *lParam);
+#endif /* TCL_THREADS && __CYGWIN__ */
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_InitNotifier --
+ *
+ * Initializes the platform specific notifier state.
+ *
+ * Results:
+ * Returns a handle to the notifier state for this thread.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
ClientData
Tcl_InitNotifier(void)
@@ -403,11 +416,11 @@ Tcl_AlertNotifier(
Tcl_MutexLock(&notifierMutex);
tsdPtr->eventReady = 1;
-#ifdef __CYGWIN__
+# ifdef __CYGWIN__
PostMessageW(tsdPtr->hwnd, 1024, 0, 0);
-#else
+# else
Tcl_ConditionNotify(&tsdPtr->waitCV);
-#endif
+# endif /* __CYGWIN__ */
Tcl_MutexUnlock(&notifierMutex);
#endif /* TCL_THREADS */
}
@@ -732,12 +745,12 @@ NotifierProc(
* Process all of the runnable events.
*/
- tsdPtr->eventReady = 1;
+ tsdPtr->eventReady = 1;
Tcl_ServiceAll();
return 0;
}
-#endif /* __CYGWIN__ */
-
+#endif /* TCL_THREADS && __CYGWIN__ */
+
/*
*----------------------------------------------------------------------
*
@@ -768,9 +781,9 @@ Tcl_WaitForEvent(
Tcl_Time vTime;
#ifdef TCL_THREADS
int waitForFiles;
-# ifdef __CYGWIN__
- MSG msg;
-# endif
+# ifdef __CYGWIN__
+ MSG msg;
+# endif /* __CYGWIN__ */
#else
/*
* Impl. notes: timeout & timeoutPtr are used if, and only if threads
@@ -792,8 +805,8 @@ Tcl_WaitForEvent(
if (timePtr != NULL) {
/*
* TIP #233 (Virtualized Time). Is virtual time in effect? And do
- * we actually have something to scale? If yes to both then we call
- * the handler to do this scaling.
+ * we actually have something to scale? If yes to both then we
+ * call the handler to do this scaling.
*/
if (timePtr->sec != 0 || timePtr->usec != 0) {
@@ -807,17 +820,17 @@ Tcl_WaitForEvent(
timeoutPtr = &timeout;
} else if (tsdPtr->numFdBits == 0) {
/*
- * If there are no threads, no timeout, and no fds registered, then
- * there are no events possible and we must avoid deadlock. Note
- * that this is not entirely correct because there might be a
- * signal that could interrupt the select call, but we don't handle
- * that case if we aren't using threads.
+ * If there are no threads, no timeout, and no fds registered,
+ * then there are no events possible and we must avoid deadlock.
+ * Note that this is not entirely correct because there might be a
+ * signal that could interrupt the select call, but we don't
+ * handle that case if we aren't using threads.
*/
return -1;
} else {
timeoutPtr = NULL;
-#endif /* TCL_THREADS */
+#endif /* !TCL_THREADS */
}
#ifdef TCL_THREADS
@@ -828,7 +841,7 @@ Tcl_WaitForEvent(
#ifdef __CYGWIN__
if (!tsdPtr->hwnd) {
- WNDCLASS class;
+ WNDCLASS class;
class.style = 0;
class.cbClsExtra = 0;
@@ -842,24 +855,24 @@ Tcl_WaitForEvent(
class.hCursor = NULL;
RegisterClassW(&class);
- tsdPtr->hwnd = CreateWindowExW(NULL, class.lpszClassName, class.lpszClassName,
- 0, 0, 0, 0, 0, NULL, NULL, TclWinGetTclInstance(), NULL);
+ tsdPtr->hwnd = CreateWindowExW(NULL, class.lpszClassName,
+ class.lpszClassName, 0, 0, 0, 0, 0, NULL, NULL,
+ TclWinGetTclInstance(), NULL);
tsdPtr->event = CreateEventW(NULL, 1 /* manual */,
0 /* !signaled */, NULL);
- }
-
-#endif
+ }
+#endif /* __CYGWIN */
Tcl_MutexLock(&notifierMutex);
if (timePtr != NULL && timePtr->sec == 0 && (timePtr->usec == 0
#if defined(__APPLE__) && defined(__LP64__)
/*
- * On 64-bit Darwin, pthread_cond_timedwait() appears to have a
- * bug that causes it to wait forever when passed an absolute
- * time which has already been exceeded by the system time; as
- * a workaround, when given a very brief timeout, just do a
- * poll. [Bug 1457797]
+ * On 64-bit Darwin, pthread_cond_timedwait() appears to have
+ * a bug that causes it to wait forever when passed an
+ * absolute time which has already been exceeded by the system
+ * time; as a workaround, when given a very brief timeout,
+ * just do a poll. [Bug 1457797]
*/
|| timePtr->usec < 10
#endif /* __APPLE__ && __LP64__ */
@@ -883,8 +896,8 @@ Tcl_WaitForEvent(
if (waitForFiles) {
/*
* Add the ThreadSpecificData structure of this thread to the list
- * of ThreadSpecificData structures of all threads that are waiting
- * on file events.
+ * of ThreadSpecificData structures of all threads that are
+ * waiting on file events.
*/
tsdPtr->nextPtr = waitingListPtr;
@@ -909,6 +922,7 @@ Tcl_WaitForEvent(
#ifdef __CYGWIN__
if (!PeekMessageW(&msg, NULL, 0, 0, 0)) {
DWORD timeout;
+
if (timePtr) {
timeout = timePtr->sec * 1000 + timePtr->usec / 1000;
} else {
@@ -920,7 +934,7 @@ Tcl_WaitForEvent(
}
#else
Tcl_ConditionWait(&tsdPtr->waitCV, &notifierMutex, timePtr);
-#endif
+#endif /* __CYGWIN__ */
}
tsdPtr->eventReady = 0;
@@ -929,17 +943,20 @@ Tcl_WaitForEvent(
/*
* Retrieve and dispatch the message.
*/
+
DWORD result = GetMessageW(&msg, NULL, 0, 0);
+
if (result == 0) {
PostQuitMessage(msg.wParam);
/* What to do here? */
- } else if (result != (DWORD)-1) {
+ } else if (result != (DWORD) -1) {
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
}
ResetEvent(tsdPtr->event);
-#endif
+#endif /* __CYGWIN__ */
+
if (waitForFiles && tsdPtr->onList) {
/*
* Remove the ThreadSpecificData structure of this thread from the
@@ -1211,9 +1228,9 @@ NotifierThreadProc(
tsdPtr->pollState = 0;
}
#ifdef __CYGWIN__
- PostMessageW(tsdPtr->hwnd, 1024, 0, 0);
-#else /* __CYGWIN__ */
- Tcl_ConditionNotify(&tsdPtr->waitCV);
+ PostMessageW(tsdPtr->hwnd, 1024, 0, 0);
+#else
+ Tcl_ConditionNotify(&tsdPtr->waitCV);
#endif /* __CYGWIN__ */
}
}
@@ -1255,7 +1272,7 @@ NotifierThreadProc(
}
#endif /* TCL_THREADS */
-#endif /* HAVE_COREFOUNDATION */
+#endif /* !HAVE_COREFOUNDATION */
/*
* Local Variables:
diff --git a/win/tclWinDde.c b/win/tclWinDde.c
index 94c008d..d0600e6 100644
--- a/win/tclWinDde.c
+++ b/win/tclWinDde.c
@@ -26,6 +26,12 @@
# define Tcl_WinUtfToTChar(a,b,c) Tcl_UtfToExternalDString(NULL,a,b,c)
#endif
+#if !defined(NDEBUG)
+ /* test POKE server Implemented for debug mode only */
+# undef CBF_FAIL_POKES
+# define CBF_FAIL_POKES 0
+#endif
+
/*
* TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the Dde_Init
* declaration is in the source file itself, which is only accessed when we
@@ -750,7 +756,7 @@ DdeServerProc(
} else {
returnString = (char *)
Tcl_GetUnicodeFromObj(convPtr->returnPackagePtr, &len);
- len = 2 * len + 1;
+ len = sizeof(TCHAR) * len + 1;
}
ddeReturn = DdeCreateDataHandle(ddeInstance, (BYTE *)returnString,
(DWORD) len+1, 0, ddeItem, uFmt, 0);
@@ -771,7 +777,7 @@ DdeServerProc(
} else {
returnString = (char *) Tcl_GetUnicodeFromObj(
variableObjPtr, &len);
- len = 2 * len + 1;
+ len = sizeof(TCHAR) * len + 1;
}
ddeReturn = DdeCreateDataHandle(ddeInstance,
(BYTE *)returnString, (DWORD) len+1, 0, ddeItem,
@@ -786,6 +792,53 @@ DdeServerProc(
}
return ddeReturn;
+#if !CBF_FAIL_POKES
+ case XTYP_POKE:
+ /*
+ * This is a poke for a Tcl variable, only implemented in
+ * debug/UNICODE mode.
+ */
+ ddeReturn = DDE_FNOTPROCESSED;
+
+ if ((uFmt != CF_TEXT) && (uFmt != CF_UNICODETEXT)) {
+ return ddeReturn;
+ }
+
+ for (convPtr = tsdPtr->currentConversations; (convPtr != NULL)
+ && (convPtr->hConv != hConv); convPtr = convPtr->nextPtr) {
+ /*
+ * Empty loop body.
+ */
+ }
+
+ if (convPtr && !Tcl_IsSafe(convPtr->riPtr->interp)) {
+ Tcl_DString ds;
+ Tcl_Obj *variableObjPtr;
+
+ len = DdeQueryString(ddeInstance, ddeItem, NULL, 0, CP_WINUNICODE);
+ Tcl_DStringInit(&dString);
+ Tcl_DStringSetLength(&dString, (len + 1) * sizeof(TCHAR) - 1);
+ utilString = (TCHAR *) Tcl_DStringValue(&dString);
+ DdeQueryString(ddeInstance, ddeItem, utilString, (DWORD) len + 1,
+ CP_WINUNICODE);
+ Tcl_WinTCharToUtf(utilString, -1, &ds);
+ utilString = (TCHAR *) DdeAccessData(hData, &dlen);
+ if (uFmt == CF_TEXT) {
+ variableObjPtr = Tcl_NewStringObj((char *)utilString, -1);
+ } else {
+ variableObjPtr = Tcl_NewUnicodeObj(utilString, -1);
+ }
+
+ Tcl_SetVar2Ex(convPtr->riPtr->interp, Tcl_DStringValue(&ds), NULL,
+ variableObjPtr, TCL_GLOBAL_ONLY);
+
+ Tcl_DStringFree(&ds);
+ Tcl_DStringFree(&dString);
+ ddeReturn = (HDDEDATA) DDE_FACK;
+ }
+ return ddeReturn;
+
+#endif
case XTYP_EXECUTE: {
/*
* Execute this script. The results will be saved into a list object
@@ -1573,8 +1626,8 @@ DdeObjCmd(
Tcl_GetByteArrayFromObj(objv[firstArg + 3], &length);
} else {
dataString = (BYTE *)
- Tcl_GetStringFromObj(objv[firstArg + 3], &length);
- length += 1;
+ Tcl_GetUnicodeFromObj(objv[firstArg + 3], &length);
+ length = 2 * length + 1;
}
hConv = DdeConnect(ddeInstance, ddeService, ddeTopic, NULL);
diff --git a/win/tclWinPort.h b/win/tclWinPort.h
index 23e79b0..c6ac2b7 100644
--- a/win/tclWinPort.h
+++ b/win/tclWinPort.h
@@ -14,7 +14,7 @@
#ifndef _TCLWINPORT
#define _TCLWINPORT
-#ifndef _WIN64
+#if !defined(_WIN64) && defined(BUILD_tcl)
/* See [Bug 3354324]: file mtime sets wrong time */
# define _USE_32BIT_TIME_T
#endif
diff --git a/win/tclWinReg.c b/win/tclWinReg.c
index c4a89e6..6ac5caf 100644
--- a/win/tclWinReg.c
+++ b/win/tclWinReg.c
@@ -15,6 +15,7 @@
#undef STATIC_BUILD
#undef USE_TCL_STUBS
#define USE_TCL_STUBS
+
#include "tclInt.h"
#ifdef _MSC_VER
# pragma comment (lib, "advapi32.lib")
@@ -23,20 +24,20 @@
#ifndef UNICODE
# undef Tcl_WinTCharToUtf
-# define Tcl_WinTCharToUtf(a,b,c) Tcl_ExternalToUtfDString(NULL,a,b,c)
+# define Tcl_WinTCharToUtf(a,b,c) Tcl_ExternalToUtfDString(NULL,a,b,c)
# undef Tcl_WinUtfToTChar
-# define Tcl_WinUtfToTChar(a,b,c) Tcl_UtfToExternalDString(NULL,a,b,c)
-#endif
+# define Tcl_WinUtfToTChar(a,b,c) Tcl_UtfToExternalDString(NULL,a,b,c)
+#endif /* !UNICODE */
/*
* Ensure that we can say which registry is being accessed.
*/
#ifndef KEY_WOW64_64KEY
-#define KEY_WOW64_64KEY (0x0100)
+# define KEY_WOW64_64KEY (0x0100)
#endif
#ifndef KEY_WOW64_32KEY
-#define KEY_WOW64_32KEY (0x0200)
+# define KEY_WOW64_32KEY (0x0200)
#endif
/*
@@ -44,7 +45,7 @@
*/
#ifndef MAX_KEY_LENGTH
-#define MAX_KEY_LENGTH 256
+# define MAX_KEY_LENGTH 256
#endif
/*
@@ -57,14 +58,6 @@
#define TCL_STORAGE_CLASS DLLEXPORT
/*
- * The maximum length of a sub-key name.
- */
-
-#ifndef MAX_KEY_LENGTH
-#define MAX_KEY_LENGTH 256
-#endif
-
-/*
* The following macros convert between different endian ints.
*/
@@ -817,16 +810,16 @@ GetValue(
* we get bogus data.
*/
- while ((p < end)
- && (*((Tcl_UniChar *) p)) != 0) {
+ while ((p < end) && *((Tcl_UniChar *) p) != 0) {
Tcl_UniChar *up;
+
Tcl_WinTCharToUtf((TCHAR *) p, -1, &buf);
Tcl_ListObjAppendElement(interp, resultPtr,
Tcl_NewStringObj(Tcl_DStringValue(&buf),
Tcl_DStringLength(&buf)));
up = (Tcl_UniChar *) p;
- while (*up++ != 0) {}
+ while (*up++ != 0) {/* empty body */}
p = (char *) up;
Tcl_DStringFree(&buf);
}
@@ -1226,8 +1219,8 @@ RecursiveDeleteKey(
}
break;
} else if (result == ERROR_SUCCESS) {
- result = RecursiveDeleteKey(hKey, (const TCHAR *) Tcl_DStringValue(&subkey),
- mode);
+ result = RecursiveDeleteKey(hKey,
+ (const TCHAR *) Tcl_DStringValue(&subkey), mode);
}
}
Tcl_DStringFree(&subkey);
@@ -1294,8 +1287,8 @@ SetValue(
return TCL_ERROR;
}
- value = ConvertDWORD((DWORD)type, (DWORD)value);
- result = RegSetValueEx(key, (TCHAR *)valueName, 0,
+ value = ConvertDWORD((DWORD) type, (DWORD) value);
+ result = RegSetValueEx(key, (TCHAR *) valueName, 0,
(DWORD) type, (BYTE *) &value, sizeof(DWORD));
} else if (type == REG_MULTI_SZ) {
Tcl_DString data, buf;
@@ -1329,7 +1322,7 @@ SetValue(
Tcl_WinUtfToTChar(Tcl_DStringValue(&data), Tcl_DStringLength(&data)+1,
&buf);
- result = RegSetValueEx(key, (TCHAR *)valueName, 0,
+ result = RegSetValueEx(key, (TCHAR *) valueName, 0,
(DWORD) type, (BYTE *) Tcl_DStringValue(&buf),
(DWORD) Tcl_DStringLength(&buf));
Tcl_DStringFree(&data);
@@ -1338,7 +1331,7 @@ SetValue(
Tcl_DString buf;
const char *data = Tcl_GetStringFromObj(dataObj, &length);
- data = (char *)Tcl_WinUtfToTChar(data, length, &buf);
+ data = (char *) Tcl_WinUtfToTChar(data, length, &buf);
/*
* Include the null in the length, padding if needed for Unicode.
@@ -1347,7 +1340,7 @@ SetValue(
Tcl_DStringSetLength(&buf, Tcl_DStringLength(&buf)+1);
length = Tcl_DStringLength(&buf) + 1;
- result = RegSetValueEx(key, (TCHAR *)valueName, 0,
+ result = RegSetValueEx(key, (TCHAR *) valueName, 0,
(DWORD) type, (BYTE *) data, (DWORD) length);
Tcl_DStringFree(&buf);
} else {
@@ -1358,7 +1351,7 @@ SetValue(
*/
data = (BYTE *) Tcl_GetByteArrayFromObj(dataObj, &length);
- result = RegSetValueEx(key, (TCHAR *)valueName, 0,
+ result = RegSetValueEx(key, (TCHAR *) valueName, 0,
(DWORD) type, data, (DWORD) length);
}
@@ -1529,14 +1522,15 @@ ConvertDWORD(
DWORD type, /* Either REG_DWORD or REG_DWORD_BIG_ENDIAN */
DWORD value) /* The value to be converted. */
{
- DWORD order = 1;
+ const DWORD order = 1;
DWORD localType;
/*
* Check to see if the low bit is in the first byte.
*/
- localType = (*((char *) &order) == 1) ? REG_DWORD : REG_DWORD_BIG_ENDIAN;
+ localType = (*((const char *) &order) == 1)
+ ? REG_DWORD : REG_DWORD_BIG_ENDIAN;
return (type != localType) ? (DWORD) SWAPLONG(value) : value;
}
diff --git a/win/tclWinSerial.c b/win/tclWinSerial.c
index fb7f69b..9e9d1af 100644
--- a/win/tclWinSerial.c
+++ b/win/tclWinSerial.c
@@ -2002,7 +2002,7 @@ SerialSetOptionProc(
if (interp != NULL) {
TclWinConvertError(GetLastError());
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
- "can't get comm state: ", Tcl_PosixError(interp)));
+ "can't get comm state: %s", Tcl_PosixError(interp)));
}
return TCL_ERROR;
@@ -2010,7 +2010,7 @@ SerialSetOptionProc(
if (interp != NULL) {
TclWinConvertError(GetLastError());
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
- "can't set comm state: ", Tcl_PosixError(interp)));
+ "can't set comm state: %s", Tcl_PosixError(interp)));
}
return TCL_ERROR;
}
generated by cgit v0.12 at 2024-11-05 03:00:03 (GMT)