Attachment "1380662-84.patch" to
ticket [1380662fff]
added by
dgp
2006-02-15 23:04:37.
Index: generic/tclIO.c
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tclIO.c,v
retrieving revision 1.61.2.17
diff -u -r1.61.2.17 tclIO.c
--- generic/tclIO.c 18 Nov 2005 19:38:02 -0000 1.61.2.17
+++ generic/tclIO.c 15 Feb 2006 16:01:02 -0000
@@ -1310,8 +1310,10 @@
}
if (statePtr == NULL) {
- Tcl_AppendResult(interp, "couldn't find state for channel \"",
- Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ if (interp) {
+ Tcl_AppendResult(interp, "couldn't find state for channel \"",
+ Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ }
return (Tcl_Channel) NULL;
}
@@ -1329,9 +1331,11 @@
*/
if ((mask & (statePtr->flags & (TCL_READABLE | TCL_WRITABLE))) == 0) {
- Tcl_AppendResult(interp,
- "reading and writing both disallowed for channel \"",
- Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "reading and writing both disallowed for channel \"",
+ Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ }
return (Tcl_Channel) NULL;
}
@@ -1350,8 +1354,10 @@
if (Tcl_Flush((Tcl_Channel) prevChanPtr) != TCL_OK) {
statePtr->csPtr = csPtr;
- Tcl_AppendResult(interp, "could not flush channel \"",
- Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ if (interp) {
+ Tcl_AppendResult(interp, "could not flush channel \"",
+ Tcl_GetChannelName(prevChan), "\"", (char *) NULL);
+ }
return (Tcl_Channel) NULL;
}
@@ -1477,9 +1483,11 @@
if (Tcl_Flush((Tcl_Channel) chanPtr) != TCL_OK) {
statePtr->csPtr = csPtr;
- Tcl_AppendResult(interp, "could not flush channel \"",
- Tcl_GetChannelName((Tcl_Channel) chanPtr), "\"",
- (char *) NULL);
+ if (interp) {
+ Tcl_AppendResult(interp, "could not flush channel \"",
+ Tcl_GetChannelName((Tcl_Channel) chanPtr), "\"",
+ (char *) NULL);
+ }
return TCL_ERROR;
}
@@ -2562,9 +2570,11 @@
}
if (statePtr->flags & CHANNEL_INCLOSE) {
- Tcl_AppendResult(interp,
- "Illegal recursive call to close through close-handler of channel",
- (char *) NULL);
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "Illegal recursive call to close through close-handler of channel",
+ (char *) NULL);
+ }
return TCL_ERROR;
}
statePtr->flags |= CHANNEL_INCLOSE;
@@ -7574,13 +7584,17 @@
outStatePtr = outPtr->state;
if (inStatePtr->csPtr) {
- Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "channel \"",
- Tcl_GetChannelName(inChan), "\" is busy", NULL);
+ if (interp) {
+ Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "channel \"",
+ Tcl_GetChannelName(inChan), "\" is busy", NULL);
+ }
return TCL_ERROR;
}
if (outStatePtr->csPtr) {
- Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "channel \"",
- Tcl_GetChannelName(outChan), "\" is busy", NULL);
+ if (interp) {
+ Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "channel \"",
+ Tcl_GetChannelName(outChan), "\" is busy", NULL);
+ }
return TCL_ERROR;
}
@@ -7882,7 +7896,7 @@
*/
total = csPtr->total;
- if (cmdPtr) {
+ if (cmdPtr && interp) {
/*
* Get a private copy of the command so we can mutate it
* by adding arguments. Note that StopCopy frees our saved
@@ -7906,12 +7920,14 @@
Tcl_Release((ClientData) interp);
} else {
StopCopy(csPtr);
- if (errObj) {
- Tcl_SetObjResult(interp, errObj);
- result = TCL_ERROR;
- } else {
- Tcl_ResetResult(interp);
- Tcl_SetIntObj(Tcl_GetObjResult(interp), total);
+ if (interp) {
+ if (errObj) {
+ Tcl_SetObjResult(interp, errObj);
+ result = TCL_ERROR;
+ } else {
+ Tcl_ResetResult(interp);
+ Tcl_SetIntObj(Tcl_GetObjResult(interp), total);
+ }
}
}
return result;
Index: generic/tclIOUtil.c
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tclIOUtil.c,v
retrieving revision 1.77.2.25
diff -u -r1.77.2.25 tclIOUtil.c
--- generic/tclIOUtil.c 12 Jan 2006 18:03:48 -0000 1.77.2.25
+++ generic/tclIOUtil.c 15 Feb 2006 16:01:03 -0000
@@ -1864,7 +1864,9 @@
msg = Tcl_ErrnoMsg(errno);
id = Tcl_ErrnoId();
- Tcl_SetErrorCode(interp, "POSIX", id, msg, (char *) NULL);
+ if (interp) {
+ Tcl_SetErrorCode(interp, "POSIX", id, msg, (char *) NULL);
+ }
return msg;
}