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-rw-r--r--generic/tclIO.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/generic/tclIO.c b/generic/tclIO.c
index 082cf70..7888352 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -414,8 +414,8 @@ TclFinalizeIOSubsystem(void)
statePtr != NULL;
statePtr = statePtr->nextCSPtr) {
chanPtr = statePtr->topChanPtr;
- if (!GotFlag(statePtr, CHANNEL_INCLOSE | CHANNEL_CLOSED | CHANNEL_DEAD)
- || GotFlag(statePtr, BG_FLUSH_SCHEDULED)) {
+ if (!GotFlag(statePtr, CHANNEL_INCLOSE | CHANNEL_CLOSED |
+ CHANNEL_DEAD)) {
active = 1;
break;
}
@@ -427,13 +427,9 @@ TclFinalizeIOSubsystem(void)
if (active) {
/*
- * Set the channel back into blocking mode to ensure that we wait
- * for all data to flush out.
+ * TIP #398: we no longer set the channel back into blocking mode
*/
- (void) Tcl_SetChannelOption(NULL, (Tcl_Channel) chanPtr,
- "-blocking", "on");
-
if ((chanPtr == (Channel *) tsdPtr->stdinChannel) ||
(chanPtr == (Channel *) tsdPtr->stdoutChannel) ||
(chanPtr == (Channel *) tsdPtr->stderrChannel)) {
@@ -458,7 +454,6 @@ TclFinalizeIOSubsystem(void)
* The refcount is greater than zero, so flush the channel.
*/
- ResetFlag(statePtr, BG_FLUSH_SCHEDULED);
Tcl_Flush((Tcl_Channel) chanPtr);
/*