diff options
Diffstat (limited to 'generic/tclEncoding.c')
| -rw-r--r-- | generic/tclEncoding.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/generic/tclEncoding.c b/generic/tclEncoding.c index d5e8c9a..6d32676 100644 --- a/generic/tclEncoding.c +++ b/generic/tclEncoding.c @@ -279,6 +279,21 @@ static int Iso88591ToUtfProc(ClientData clientData, static const Tcl_ObjType encodingType = { "encoding", FreeEncodingIntRep, DupEncodingIntRep, NULL, NULL }; +#define EncodingSetIntRep(objPtr, encoding) \ + do { \ + Tcl_ObjIntRep ir; \ + ir.twoPtrValue.ptr1 = (encoding); \ + ir.twoPtrValue.ptr2 = NULL; \ + Tcl_StoreIntRep((objPtr), &encodingType, &ir); \ + } while (0) + +#define EncodingGetIntRep(objPtr, encoding) \ + do { \ + const Tcl_ObjIntRep *irPtr; \ + irPtr = Tcl_FetchIntRep ((objPtr), &encodingType); \ + (encoding) = irPtr ? irPtr->twoPtrValue.ptr1 : NULL; \ + } while (0) + /* *---------------------------------------------------------------------- @@ -305,17 +320,16 @@ Tcl_GetEncodingFromObj( Tcl_Obj *objPtr, Tcl_Encoding *encodingPtr) { + Tcl_Encoding encoding; const char *name = TclGetString(objPtr); - if (objPtr->typePtr != &encodingType) { - Tcl_Encoding encoding = Tcl_GetEncoding(interp, name); - + EncodingGetIntRep(objPtr, encoding); + if (encoding == NULL) { + encoding = Tcl_GetEncoding(interp, name); if (encoding == NULL) { return TCL_ERROR; } - TclFreeIntRep(objPtr); - objPtr->internalRep.twoPtrValue.ptr1 = encoding; - objPtr->typePtr = &encodingType; + EncodingSetIntRep(objPtr, encoding); } *encodingPtr = Tcl_GetEncoding(NULL, name); return TCL_OK; @@ -335,8 +349,10 @@ static void FreeEncodingIntRep( Tcl_Obj *objPtr) { - Tcl_FreeEncoding(objPtr->internalRep.twoPtrValue.ptr1); - objPtr->typePtr = NULL; + Tcl_Encoding encoding; + + EncodingGetIntRep(objPtr, encoding); + Tcl_FreeEncoding(encoding); } /* @@ -354,8 +370,8 @@ DupEncodingIntRep( Tcl_Obj *srcPtr, Tcl_Obj *dupPtr) { - dupPtr->internalRep.twoPtrValue.ptr1 = Tcl_GetEncoding(NULL, srcPtr->bytes); - dupPtr->typePtr = &encodingType; + Tcl_Encoding encoding = Tcl_GetEncoding(NULL, TclGetString(srcPtr)); + EncodingSetIntRep(dupPtr, encoding); } /* |