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include: add note about SIGRT0 and SIGRT1 on linux

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Ben Noordhuis 2012-12-28 22:17:51 +01:00
parent 92a19a19dd
commit 546387fc47
1 changed files with 5 additions and 0 deletions
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include/uv.h
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@ -1666,6 +1666,11 @@ UV_EXTERN int uv_fs_poll_stop(uv_fs_poll_t* handle);
* ultra efficient so don't go creating a million event loops with a million
* signal watchers.
*
* Note to Linux users: SIGRT0 and SIGRT1 (signals 32 and 33) are used by the
* NPTL pthreads library to manage threads. Installing watchers for those
* signals will lead to unpredictable behavior and is strongly discouraged.
* Future versions of libuv may simply reject them.
*
* Some signal support is available on Windows:
*
* SIGINT is normally delivered when the user presses CTRL+C. However, like