diff options
Diffstat (limited to 'man3/pthread_mutexattr_setrobust.3')
| -rw-r--r-- | man3/pthread_mutexattr_setrobust.3 | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/man3/pthread_mutexattr_setrobust.3 b/man3/pthread_mutexattr_setrobust.3 index 3612e15..802b400 100644 --- a/man3/pthread_mutexattr_setrobust.3 +++ b/man3/pthread_mutexattr_setrobust.3 @@ -3,7 +3,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH pthread_mutexattr_setrobust 3 2023-05-03 "Linux man-pages 6.05.01" +.TH pthread_mutexattr_setrobust 3 2023-10-31 "Linux man-pages 6.7" .SH NAME pthread_mutexattr_getrobust, pthread_mutexattr_setrobust \- get and set the robustness attribute of a mutex attributes object @@ -13,18 +13,18 @@ POSIX threads library .SH SYNOPSIS .nf .B #include <pthread.h> -.PP +.P .BI "int pthread_mutexattr_getrobust(const pthread_mutexattr_t *" attr , .BI " int *" robustness ");" .BI "int pthread_mutexattr_setrobust(pthread_mutexattr_t *" attr , .BI " int " robustness ");" .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR pthread_mutexattr_getrobust (), .BR pthread_mutexattr_setrobust (): .nf @@ -47,7 +47,7 @@ the mutex attributes object referred to by .I attr to the value specified in .IR *robustness . -.PP +.P The robustness attribute specifies the behavior of the mutex when the owning thread dies without unlocking the mutex. The following values are valid for @@ -94,7 +94,7 @@ further .BR pthread_mutex_lock (3) operations on this mutex will still return .BR EOWNERDEAD . -.PP +.P Note that the .I attr argument of @@ -107,7 +107,7 @@ otherwise the behavior is undefined. .SH RETURN VALUE On success, these functions return 0. On error, they return a positive error number. -.PP +.P In the glibc implementation, .BR pthread_mutexattr_getrobust () always return zero. @@ -136,7 +136,7 @@ POSIX.1-2008. .SH HISTORY glibc 2.12. POSIX.1-2008. -.PP +.P Before the addition of .BR pthread_mutexattr_getrobust () and @@ -145,7 +145,7 @@ to POSIX, glibc defined the following equivalent nonstandard functions if .B _GNU_SOURCE was defined: -.PP +.P .nf .B [[deprecated]] .BI "int pthread_mutexattr_getrobust_np(const pthread_mutexattr_t *" attr , @@ -154,13 +154,13 @@ was defined: .BI "int pthread_mutexattr_setrobust_np(const pthread_mutexattr_t *" attr , .BI " int " robustness ");" .fi -.PP +.P Correspondingly, the constants .B PTHREAD_MUTEX_STALLED_NP and .B PTHREAD_MUTEX_ROBUST_NP were also defined. -.PP +.P These GNU-specific APIs, which first appeared in glibc 2.4, are nowadays obsolete and should not be used in new programs; since glibc 2.34 these APIs are marked as deprecated. @@ -173,9 +173,9 @@ The main thread subsequently acquires the mutex successfully and gets the error .BR EOWNERDEAD , after which it makes the mutex consistent. -.PP +.P The following shell session shows what we see when running this program: -.PP +.P .in +4n .EX $ \fB./a.out\fP |