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authordgp <dgp@users.sourceforge.net>2009-02-10 17:28:37 (GMT)
committerdgp <dgp@users.sourceforge.net>2009-02-10 17:28:37 (GMT)
commitd1aef8650a1ebf59f57b1c605264aadcc928fa57 (patch)
treeffcc598db32fc22c08fb48544aca25f029d24705 /generic
parent53dbabfac015bf2ff02f18a116d9543d1bfb90c9 (diff)
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Simplify SetStringFromAny() by removing unreachable and duplicate code.
Diffstat (limited to 'generic')
-rw-r--r--generic/tclStringObj.c38
1 files changed, 13 insertions, 25 deletions
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c
index eef8b1d..15ed7af 100644
--- a/generic/tclStringObj.c
+++ b/generic/tclStringObj.c
@@ -33,7 +33,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclStringObj.c,v 1.91 2009/02/10 17:09:09 dgp Exp $ */
+ * RCS: @(#) $Id: tclStringObj.c,v 1.92 2009/02/10 17:28:37 dgp Exp $ */
#include "tclInt.h"
#include "tommath.h"
@@ -2841,39 +2841,27 @@ SetStringFromAny(
Tcl_Interp *interp, /* Used for error reporting if not NULL. */
register Tcl_Obj *objPtr) /* The object to convert. */
{
- /*
- * The Unicode object is optimized for the case where each UTF char in a
- * string is only one byte. In this case, we store the value of numChars,
- * but we don't copy the bytes to the unicodeObj->unicode.
- */
-
if (objPtr->typePtr != &tclStringType) {
- String *stringPtr;
+ String *stringPtr = (String *) ckalloc((unsigned) sizeof(String));
- if (objPtr->typePtr != NULL) {
- if (objPtr->bytes == NULL) {
- objPtr->typePtr->updateStringProc(objPtr);
- }
- TclFreeIntRep(objPtr);
- }
- objPtr->typePtr = &tclStringType;
+ /*
+ * Convert whatever we have into an untyped value. Just A String.
+ */
+
+ (void) TclGetString(objPtr);
+ TclFreeIntRep(objPtr);
/*
- * Allocate enough space for the basic String structure.
+ * Create a basic String intrep that just points to the UTF-8 string
+ * already in place at objPtr->bytes.
*/
- stringPtr = stringAlloc(STRING_UALLOC(0));
stringPtr->numChars = -1;
- stringPtr->uallocated = STRING_UALLOC(0);
+ stringPtr->allocated = objPtr->length;
+ stringPtr->uallocated = 0;
stringPtr->hasUnicode = 0;
-
- if (objPtr->bytes != NULL) {
- stringPtr->allocated = objPtr->length;
- objPtr->bytes[objPtr->length] = 0;
- } else {
- objPtr->length = 0;
- }
SET_STRING(objPtr, stringPtr);
+ objPtr->typePtr = &tclStringType;
}
return TCL_OK;
}