diff options
Diffstat (limited to 'generic/tclTrace.c')
| -rw-r--r-- | generic/tclTrace.c | 68 |
1 files changed, 56 insertions, 12 deletions
diff --git a/generic/tclTrace.c b/generic/tclTrace.c index acb0fa4..0c243a6 100644 --- a/generic/tclTrace.c +++ b/generic/tclTrace.c @@ -159,8 +159,8 @@ typedef struct { #define FOREACH_COMMAND_TRACE(interp, name, clientData) \ (clientData) = NULL; \ - while ((clientData = Tcl_CommandTraceInfo(interp, name, 0, \ - TraceCommandProc, clientData)) != NULL) + while (((clientData) = Tcl_CommandTraceInfo((interp), (name), 0, \ + TraceCommandProc, (clientData))) != NULL) /* *---------------------------------------------------------------------- @@ -432,7 +432,7 @@ TraceExecutionObjCmd( * pointer to its array of element pointers. */ - result = Tcl_ListObjGetElements(interp, objv[4], &listLen, &elemPtrs); + result = TclListObjGetElementsM(interp, objv[4], &listLen, &elemPtrs); if (result != TCL_OK) { return result; } @@ -602,7 +602,7 @@ TraceExecutionObjCmd( TclNewLiteralStringObj(opObj, "leavestep"); Tcl_ListObjAppendElement(NULL, elemObjPtr, opObj); } - Tcl_ListObjLength(NULL, elemObjPtr, &numOps); + TclListObjLengthM(NULL, elemObjPtr, &numOps); if (0 == numOps) { Tcl_DecrRefCount(elemObjPtr); continue; @@ -673,7 +673,7 @@ TraceCommandObjCmd( * pointer to its array of element pointers. */ - result = Tcl_ListObjGetElements(interp, objv[4], &listLen, &elemPtrs); + result = TclListObjGetElementsM(interp, objv[4], &listLen, &elemPtrs); if (result != TCL_OK) { return result; } @@ -797,7 +797,7 @@ TraceCommandObjCmd( TclNewLiteralStringObj(opObj, "delete"); Tcl_ListObjAppendElement(NULL, elemObjPtr, opObj); } - Tcl_ListObjLength(NULL, elemObjPtr, &numOps); + TclListObjLengthM(NULL, elemObjPtr, &numOps); if (0 == numOps) { Tcl_DecrRefCount(elemObjPtr); continue; @@ -872,7 +872,7 @@ TraceVariableObjCmd( * pointer to its array of element pointers. */ - result = Tcl_ListObjGetElements(interp, objv[4], &listLen, &elemPtrs); + result = TclListObjGetElementsM(interp, objv[4], &listLen, &elemPtrs); if (result != TCL_OK) { return result; } @@ -1759,7 +1759,7 @@ TraceExecutionProc( const char *command, TCL_UNUSED(Tcl_Command), int objc, - struct Tcl_Obj *const objv[]) + Tcl_Obj *const objv[]) { int call = 0; Interp *iPtr = (Interp *) interp; @@ -2099,10 +2099,6 @@ TraceVarProc( * 'objc' and 'objv' parameters give the parameter vector that will be * passed to the command procedure. Proc does not return a value. * - * It is permissible for 'proc' to call Tcl_SetCommandTokenInfo to change - * the command procedure or client data for the command being evaluated, - * and these changes will take effect with the current evaluation. - * * The 'level' argument specifies the maximum nesting level of calls to * be traced. If the execution depth of the interpreter exceeds 'level', * the trace callback is not executed. @@ -2125,6 +2121,54 @@ TraceVarProc( *---------------------------------------------------------------------- */ +typedef struct { + Tcl_CmdObjTraceProc2 *proc; + Tcl_CmdObjTraceDeleteProc *delProc; + void *clientData; +} TraceWrapperInfo; + +static int traceWrapperProc( + void *clientData, + Tcl_Interp *interp, + int level, + const char *command, + Tcl_Command commandInfo, + int objc, + Tcl_Obj *const objv[]) +{ + TraceWrapperInfo *info = (TraceWrapperInfo *)clientData; + return info->proc(info->clientData, interp, level, command, commandInfo, objc, objv); +} + +static void traceWrapperDelProc(void *clientData) +{ + TraceWrapperInfo *info = (TraceWrapperInfo *)clientData; + clientData = info->clientData; + if (info->delProc) { + info->delProc(clientData); + } + ckfree(info); +} + +Tcl_Trace +Tcl_CreateObjTrace2( + Tcl_Interp *interp, /* Tcl interpreter */ + int level, /* Maximum nesting level */ + int flags, /* Flags, see above */ + Tcl_CmdObjTraceProc2 *proc, /* Trace callback */ + void *clientData, /* Client data for the callback */ + Tcl_CmdObjTraceDeleteProc *delProc) + /* Function to call when trace is deleted */ +{ + TraceWrapperInfo *info = (TraceWrapperInfo *)ckalloc(sizeof(TraceWrapperInfo)); + info->proc = proc; + info->delProc = delProc; + info->clientData = clientData; + return Tcl_CreateObjTrace(interp, level, flags, + (proc ? traceWrapperProc : NULL), + info, traceWrapperDelProc); +} + Tcl_Trace Tcl_CreateObjTrace( Tcl_Interp *interp, /* Tcl interpreter */ |