diff options
Diffstat (limited to 'generic/tclProc.c')
| -rw-r--r-- | generic/tclProc.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/generic/tclProc.c b/generic/tclProc.c index 1ed48ac..85d6531 100644 --- a/generic/tclProc.c +++ b/generic/tclProc.c @@ -808,7 +808,7 @@ TclObjGetFrame( } else { result = -1; } - } else if (TclGetWideBitsFromObj(interp, objPtr, &w) == TCL_OK) { + } else if (TclGetWideBitsFromObj(NULL, objPtr, &w) == TCL_OK) { /* * If this were an integer, we'd have succeeded already. * Docs say we have to treat this as a 'bad level' error. @@ -817,10 +817,16 @@ TclObjGetFrame( } } - if (result == 0) { - level = curLevel - 1; - } if (result != -1) { + /* if relative current level */ + if (result == 0) { + if (!curLevel) { + /* we are in top-level, so simply generate bad level */ + name = "1"; + goto badLevel; + } + level = curLevel - 1; + } if (level >= 0) { CallFrame *framePtr; for (framePtr = iPtr->varFramePtr; framePtr != NULL; @@ -832,9 +838,9 @@ TclObjGetFrame( } } } - +badLevel: if (name == NULL) { - name = TclGetString(objPtr); + name = objPtr ? TclGetString(objPtr) : "1" ; } Tcl_SetObjResult(interp, Tcl_ObjPrintf("bad level \"%s\"", name)); Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "LEVEL", name, NULL); @@ -1847,9 +1853,7 @@ InterpProcNR2( Tcl_SetErrorCode(interp, "TCL", "RESULT", "UNEXPECTED", NULL); result = TCL_ERROR; - /* - * Fall through to the TCL_ERROR handling code. - */ + /* FALLTHRU */ case TCL_ERROR: /* |