diff options
Diffstat (limited to 'man3/sem_wait.3')
| -rw-r--r-- | man3/sem_wait.3 | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/man3/sem_wait.3 b/man3/sem_wait.3 index ae195d95dc..bf95368669 100644 --- a/man3/sem_wait.3 +++ b/man3/sem_wait.3 @@ -20,7 +20,7 @@ .\" Formatted or processed versions of this manual, if unaccompanied by .\" the source, must acknowledge the copyright and authors of this work. .\" -.TH SEM_WAIT 3 2006-03-25 "Linux" "Linux Programmer's Manual" +.TH SEM_WAIT 3 2007-07-26 "Linux" "Linux Programmer's Manual" .SH NAME sem_wait, sem_timedwait, sem_trywait \- lock a semaphore .SH SYNOPSIS @@ -29,12 +29,18 @@ sem_wait, sem_timedwait, sem_trywait \- lock a semaphore .sp .BI "int sem_wait(sem_t *" sem ); .BI "int sem_trywait(sem_t *" sem ); -.sp -.B #define _XOPEN_SOURCE 600 -.B #include <semaphore.h> -.sp .BI "int sem_timedwait(sem_t *" sem ", const struct timespec *" abs_timeout ); .fi +.sp +.in -4n +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.in +.sp +.ad l +.BR sem_timedwait (): +_POSIX_C_SOURCE\ >=\ 200112L || _XOPEN_SOURCE\ >=\ 600 +.ad p .SH DESCRIPTION .BR sem_wait () decrements (locks) the semaphore pointed to by @@ -252,5 +258,4 @@ main(int argc, char *argv[]) .\" .BR clock_gettime (3), .BR sem_getvalue (3), .BR sem_post (3), -.BR feature_test_macros (7), .BR sem_overview (7) |