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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2015-09-05 20:10:27 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2015-09-05 20:10:27 (GMT) |
| commit | df364c80db2c62f74714bd0ec26fae4d552c837e (patch) | |
| tree | c7b75091fb572dbe01b788c617eab442584e3669 /unix | |
| parent | 69d6754d432cdf6e463254245e8f10085cd1f70d (diff) | |
| parent | d4aa4fa0fbce6e8491b76598051ea0e596d16331 (diff) | |
| download | tcl-df364c80db2c62f74714bd0ec26fae4d552c837e.zip tcl-df364c80db2c62f74714bd0ec26fae4d552c837e.tar.gz tcl-df364c80db2c62f74714bd0ec26fae4d552c837e.tar.bz2 | |
Merge trunk.
"paranoia" patch for the notifier, making sure that thread local data from invalid threads are never accessed by the forked main thread.
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tclUnixNotfy.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/unix/tclUnixNotfy.c b/unix/tclUnixNotfy.c index 2d5a560..f942329 100644 --- a/unix/tclUnixNotfy.c +++ b/unix/tclUnixNotfy.c @@ -1462,6 +1462,12 @@ AtForkChild(void) pthread_cond_init(&tsdPtr->waitCV, NULL); #endif /* + * In case, we had multiple threads running before the fork, + * make sure, we don't try to reach out to their thread local data. + */ + tsdPtr->nextPtr = tsdPtr->prevPtr = NULL; + + /* * The list of registered event handlers at fork time is in * tsdPtr->firstFileHandlerPtr; */ |