| @node pthread_sigmask |
| @section @code{pthread_sigmask} |
| @findex pthread_sigmask |
| |
| POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_sigmask.html} |
| |
| Gnulib module: pthread_sigmask |
| |
| Portability problems fixed by Gnulib: |
| @itemize |
| @item |
| This function is missing on some platforms: |
| Minix 3.1.8, mingw, MSVC 14. |
| @item |
| This function is declared in @code{<pthread.h>} instead of @code{<signal.h>} |
| on some platforms: |
| FreeBSD 6.4, OpenBSD 3.8. |
| @item |
| This function does nothing and always returns 0 in programs that are not |
| linked with @code{-lpthread} on some platforms: |
| FreeBSD 6.4, HP-UX 11.31, Solaris 9. |
| @item |
| When it fails, this functions returns @minus{}1 instead of the error number on |
| some platforms: |
| Cygwin 1.7.5. |
| @item |
| This function does not immediately raise signals that were pending before |
| the call and unblocked by the call on some platforms: |
| IRIX 6.5. |
| @end itemize |
| |
| Portability problems not fixed by Gnulib: |
| @itemize |
| @item |
| On platforms that do not natively support this function, |
| it has unspecified behavior in a multi-threaded process. |
| @item |
| This function may not fail when the first argument is invalid on some platforms: |
| NetBSD 8.0. |
| @end itemize |