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-rw-r--r--generic/tclIO.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/generic/tclIO.c b/generic/tclIO.c
index 3d36d45..2810372 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -9020,7 +9020,7 @@ MBRead(
}
code = GetInput(inStatePtr->topChanPtr);
- if (code == 0) {
+ if (code == 0 || GotFlag(inStatePtr, CHANNEL_BLOCKED)) {
return TCL_OK;
} else {
MBError(csPtr, TCL_READABLE, code);
@@ -9270,6 +9270,10 @@ CopyData(
csPtr);
}
if (size == 0) {
+ if (!GotFlag(inStatePtr, CHANNEL_NONBLOCKING)) {
+ /* We allowed a short read. Keep trying. */
+ continue;
+ }
if (bufObj != NULL) {
TclDecrRefCount(bufObj);
bufObj = NULL;