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Diffstat (limited to 'manual')
| -rw-r--r-- | manual/threads.texi | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/manual/threads.texi b/manual/threads.texi index 9a1df1a862..a23ac261ef 100644 --- a/manual/threads.texi +++ b/manual/threads.texi @@ -9,6 +9,8 @@ This chapter describes the @glibcadj{} POSIX Thread implementation. @menu * Thread-specific Data:: Support for creating and managing thread-specific data +* Non-POSIX Extensions:: Additional functions to extend + POSIX Thread functionality @end menu @node Thread-specific Data @@ -42,3 +44,41 @@ thread. Associate the thread-specific @var{value} with @var{key} in the calling thread. @end table + +@node Non-POSIX Extensions +@section Non-POSIX Extensions + +In addition to implementing the POSIX API for threads, @theglibc{} provides +additional functions and interfaces to provide functionality not specified in +the standard. + +@menu +* Default Thread Attributes:: Setting default attributes for + threads in a process. +@end menu + +@node Default Thread Attributes +@subsection Setting Process-wide defaults for thread attributes + +@Theglibc{} provides non-standard API functions to set and get the default +attributes used in the creation of threads in a process. + +@deftypefun int pthread_getattr_default_np (pthread_attr_t *@var{attr}) +Get the default attribute values and set @var{attr} to match. This +function returns @math{0} on success and a non-zero error code on +failure. +@end deftypefun + +@deftypefun int pthread_getattr_default_np (pthread_attr_t *@var{attr}) +Set the default attribute values to match the values in @var{attr}. The +function returns @math{0} on success and a non-zero error code on failure. +The following error codes are defined for this function: + +@table @code +@item EINVAL +At least one of the values in @var{attr} does not qualify as valid for the +attributes or the stack address is set in the attribute. +@item ENOMEM +The system does not have sufficient memory. +@end table +@end deftypefun |