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| author | Alejandro Colomar <alx@kernel.org> | 2023-07-17 22:43:18 +0200 |
|---|---|---|
| committer | Alejandro Colomar <alx@kernel.org> | 2025-03-30 12:31:37 +0200 |
| commit | a82917ada0509758ac6d717402858536af3a032d (patch) | |
| tree | ce8bc810a6c9f2f0ef5c7641392613d6b8a2ed0e /man/man3/pthread_once.3 | |
| parent | c47826785d91e9cd8c2957d789e50a50e36833e0 (diff) | |
| download | man-pages-a82917ada0509758ac6d717402858536af3a032d.tar.gz | |
man/: srcfix (\fX => \f[X])
While doing this global change, fix other minor issues found nearby.
Signed-off-by: Alejandro Colomar <alx@kernel.org>
Diffstat (limited to 'man/man3/pthread_once.3')
| -rw-r--r-- | man/man3/pthread_once.3 | 37 |
1 files changed, 27 insertions, 10 deletions
diff --git a/man/man3/pthread_once.3 b/man/man3/pthread_once.3 index 2497f95d18..11445fe200 100644 --- a/man/man3/pthread_once.3 +++ b/man/man3/pthread_once.3 @@ -21,23 +21,40 @@ once-only initialization . . .SH DESCRIPTION -The purpose of \fBpthread_once\fP is +The purpose of +.BR pthread_once () +is to ensure that a piece of initialization code is executed at most once. -The \fIonce_control\fP argument points to a static or extern variable -statically initialized to \fBPTHREAD_ONCE_INIT\fP. +The +.I once_control +argument points to a static or extern variable +statically initialized to +.BR PTHREAD_ONCE_INIT . .P -The first time \fBpthread_once\fP is called -with a given \fIonce_control\fP argument, -it calls \fIinit_routine\fP with no argument -and changes the value of the \fIonce_control\fP variable +The first time +.BR pthread_once () +is called +with a given +.I once_control +argument, +it calls +.I init_routine +with no argument +and changes the value of the +.I once_control +variable to record that initialization has been performed. -Subsequent calls to \fBpthread_once\fP -with the same \fBonce_control\fP argument +Subsequent calls to +.BR pthread_once () +with the same +.I once_control +argument do nothing. . . .SH "RETURN VALUE" -\fBpthread_once\fP always returns 0. +.BR pthread_once () +always returns 0. . . .SH ERRORS |