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-rw-r--r--generic/tclUtil.c76
1 files changed, 5 insertions, 71 deletions
diff --git a/generic/tclUtil.c b/generic/tclUtil.c
index cad6e4a..4b69628 100644
--- a/generic/tclUtil.c
+++ b/generic/tclUtil.c
@@ -2762,7 +2762,6 @@ Tcl_DStringResult(
Tcl_DString *dsPtr) /* Dynamic string that is to become the
* result of interp. */
{
- Tcl_ResetResult(interp);
Tcl_SetObjResult(interp, TclDStringToObj(dsPtr));
}
@@ -2792,77 +2791,12 @@ Tcl_DStringGetResult(
Tcl_DString *dsPtr) /* Dynamic string that is to become the result
* of interp. */
{
- Interp *iPtr = (Interp *) interp;
-
- if (dsPtr->string != dsPtr->staticSpace) {
- ckfree(dsPtr->string);
- }
-
- /*
- * 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.
- */
-
- (void) Tcl_GetStringResult(interp);
-
- dsPtr->length = strlen(iPtr->result);
- if (iPtr->freeProc != NULL) {
- if (iPtr->freeProc == TCL_DYNAMIC) {
- dsPtr->string = iPtr->result;
- dsPtr->spaceAvl = dsPtr->length+1;
- } else {
- dsPtr->string = ckalloc(dsPtr->length+1);
- memcpy(dsPtr->string, iPtr->result, (unsigned) dsPtr->length+1);
- iPtr->freeProc(iPtr->result);
- }
- dsPtr->spaceAvl = dsPtr->length+1;
- iPtr->freeProc = NULL;
- } else {
- if (dsPtr->length < TCL_DSTRING_STATIC_SIZE) {
- dsPtr->string = dsPtr->staticSpace;
- dsPtr->spaceAvl = TCL_DSTRING_STATIC_SIZE;
- } else {
- dsPtr->string = ckalloc(dsPtr->length+1);
- dsPtr->spaceAvl = dsPtr->length + 1;
- }
- memcpy(dsPtr->string, iPtr->result, (unsigned) dsPtr->length+1);
- }
+ int length;
+ char *bytes = Tcl_GetStringFromObj(Tcl_GetObjResult(interp), &length);
- iPtr->result = iPtr->resultSpace;
- iPtr->resultSpace[0] = 0;
+ Tcl_DStringFree(dsPtr);
+ Tcl_DStringAppend(dsPtr, bytes, length);
+ Tcl_ResetResult(interp);
}
/*