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Overview
| Comment: | Windows implementation of TclpCreateTemporaryDirectory |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | tip-431 |
| Files: | files | file ages | folders |
| SHA3-256: |
ec9291ddaade87c987c58c649c12a0da |
| User & Date: | dkf 2019-04-30 13:31:59 |
Context
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2019-04-30
| ||
| 13:35 | Export API check-in: f19a5c884c user: dkf tags: tip-431 | |
| 13:31 | Windows implementation of TclpCreateTemporaryDirectory check-in: ec9291ddaa user: dkf tags: tip-431 | |
| 07:44 | Starting to implement a temporary directory creator. check-in: ca92b413f2 user: dkf tags: tip-431 | |
Changes
Changes to unix/tclUnixFCmd.c.
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} else {
TclDStringAppendLiteral(&template, DEFAULT_TEMP_DIR_PREFIX);
}
} else {
TclDStringAppendLiteral(&template, DEFAULT_TEMP_DIR_PREFIX);
}
TclDStringAppendLiteral(&template, ".XXXXXX");
/*
* Make the temporary directory.
*/
if (mkdtemp(Tcl_DStringValue(&template)) == NULL) {
Tcl_DStringFree(&template);
|
| |
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} else {
TclDStringAppendLiteral(&template, DEFAULT_TEMP_DIR_PREFIX);
}
} else {
TclDStringAppendLiteral(&template, DEFAULT_TEMP_DIR_PREFIX);
}
TclDStringAppendLiteral(&template, "_XXXXXX");
/*
* Make the temporary directory.
*/
if (mkdtemp(Tcl_DStringValue(&template)) == NULL) {
Tcl_DStringFree(&template);
|
Changes to win/tclWinFCmd.c.
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Tcl_ListObjAppendElement(NULL, resultPtr, elemPtr);
}
}
Tcl_IncrRefCount(resultPtr);
return resultPtr;
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
|
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Tcl_ListObjAppendElement(NULL, resultPtr, elemPtr);
}
}
Tcl_IncrRefCount(resultPtr);
return resultPtr;
}
/*
*----------------------------------------------------------------------
*
* TclpCreateTemporaryDirectory --
*
* Creates a temporary directory, possibly based on the supplied bits and
* pieces of template supplied in the arguments.
*
* Results:
* An object (refcount 0) containing the name of the newly-created
* directory, or NULL on failure.
*
* Side effects:
* Accesses the native filesystem. Makes a directory.
*
*----------------------------------------------------------------------
*/
Tcl_Obj *
TclpCreateTemporaryDirectory(
Tcl_Obj *dirObj,
Tcl_Obj *basenameObj)
{
Tcl_DString base, name; /* Contains WCHARs */
int baseLen;
/*
* Build the path in writable memory from the user-supplied pieces and
* some defaults. First, the parent temporary directory.
*/
if (dirObj) {
Tcl_GetString(dirObj);
if (dirObj->length < 1) {
goto useSystemTemp;
}
Tcl_WinUtfToTChar(Tcl_GetString(dirObj), -1, &base);
if (dirObj->bytes[dirObj->length - 1] != '/') {
TclUtfToWCharDString("/", -1, &base);
}
} else {
useSystemTemp:
WCHAR tempBuf[MAX_PATH + 1];
DWORD len = GetTempPathW(MAX_PATH, tempBuf);
Tcl_DStringInit(&base);
Tcl_DStringAppend(&base, (char *) tempBuf, len * sizeof(WCHAR));
}
/*
* Next, the base of the directory name.
*/
#define DEFAULT_TEMP_DIR_PREFIX "tcl"
#define SUFFIX_LENGTH 8
if (basenameObj) {
Tcl_WinUtfToTChar(Tcl_GetString(basenameObj), -1, &name);
TclDStringAppendDString(&base, &name);
Tcl_DStringFree(&name);
} else {
TclUtfToWCharDString(DEFAULT_TEMP_DIR_PREFIX, -1, &base);
}
TclUtfToWCharDString("_", -1, &base);
/*
* Now we keep on trying random suffixes until we get one that works. Note
* that SUFFIX_LENGTH is longer than on Unix because we expect to be not
* on a case-sensitive filesystem.
*/
baseLen = Tcl_DStringLength(&base);
do {
char tempbuf[SUFFIX_LENGTH + 1];
int i;
static const char randChars[] =
"QWERTYUIOPASDFGHJKLZXCVBNM1234567890";
static const int numRandChars = sizeof(randChars) - 1;
/*
* Put a random suffix on the end.
*/
tempbuf[SUFFIX_LENGTH] = '\0';
for (i = 0 ; i < SUFFIX_LENGTH; i++) {
tempbuf[i] = randChars[(int) (rand() * numRandChars)];
}
Tcl_DStringSetLength(&base, baseLen);
TclUtfToWCharDString(tempbuf, -1, &base);
} while (!CreateDirectoryW((LPCWSTR) Tcl_DStringValue(&base), NULL));
/*
* We actually made the directory, so we're done! Report what we made back
* as a (clean) Tcl_Obj.
*/
Tcl_WinTCharToUtf((LPCWSTR) Tcl_DStringValue(&base), -1, &name);
Tcl_DStringFree(&base);
return TclDStringToObj(&name);
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
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