diff options
Diffstat (limited to 'lib/libc/gen')
| -rw-r--r-- | lib/libc/gen/signal.3 | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/libc/gen/signal.3 b/lib/libc/gen/signal.3 index 4086f68..866eee3 100644 --- a/lib/libc/gen/signal.3 +++ b/lib/libc/gen/signal.3 @@ -181,10 +181,12 @@ func() remains installed after a signal has been delivered. For some system calls, if a signal is caught while the call is executing and the call is prematurely terminated, the call is automatically restarted. -(The handler is installed using the +Any handler installed with +.Xr signal 3 +will have the .Dv SA_RESTART -flag with -.Xr sigaction 2 . ) +flag set, meaning that any restartable system call will not return on +receipt of a signal. The affected system calls include .Xr read 2 , .Xr write 2 , |
