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| author | kib <kib@FreeBSD.org> | 2008-08-26 12:37:16 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2008-08-26 12:37:16 +0000 |
| commit | 05dac85e4b0f1f608662dcda515b72680edf8348 (patch) | |
| tree | e56e2d6943e7f9becd5ad8952f710e7110d719e6 /lib/libc/sys/wait.2 | |
| parent | 2d990eae0580f74b2aee49da3c6434c6224e084c (diff) | |
| download | FreeBSD-src-05dac85e4b0f1f608662dcda515b72680edf8348.zip FreeBSD-src-05dac85e4b0f1f608662dcda515b72680edf8348.tar.gz | |
Implement WNOWAIT flag for wait4(2). It specifies that process whose status
is returned shall be kept in the waitable state.
Add WSTOPPED as an alias for WUNTRACED.
Submitted by: Jukka Ukkonen <jau at iki fi>
PR: standards/116221
MFC after: 2 weeks
Diffstat (limited to 'lib/libc/sys/wait.2')
| -rw-r--r-- | lib/libc/sys/wait.2 | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/libc/sys/wait.2 b/lib/libc/sys/wait.2 index f4dfe9d..c492cd6 100644 --- a/lib/libc/sys/wait.2 +++ b/lib/libc/sys/wait.2 @@ -99,6 +99,7 @@ equals the absolute value of The .Fa status argument is defined below. +.Pp The .Fa options argument contains the bitwise OR of any of the following options. @@ -121,8 +122,15 @@ due to a .Dv SIGTTIN , SIGTTOU , SIGTSTP , or .Dv SIGSTOP -signal also have -their status reported. +signal also have their status reported. +The +.Dv WSTOPPED +option is an alias for +.Dv WUNTRACED . +The +.Dv WNOWAIT +option keeps the process whose status is returned in a waitable state. +The process may be waited for again after this call completes. .Pp If .Fa rusage |
