diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/internal-signals.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/internal-signals.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/internal-signals.h b/sysdeps/unix/sysv/linux/internal-signals.h index e007372f21..ad828ff56a 100644 --- a/sysdeps/unix/sysv/linux/internal-signals.h +++ b/sysdeps/unix/sysv/linux/internal-signals.h @@ -36,14 +36,14 @@ #define SIGSETXID (__SIGRTMIN + 1) -/* Return is sig is used internally. */ +/* Return whether sig is used internally. */ static inline int __is_internal_signal (int sig) { return (sig == SIGCANCEL) || (sig == SIGSETXID); } -/* Remove internal glibc signal from the mask. */ +/* Remove internal glibc signals from the mask. */ static inline void __clear_internal_signals (sigset_t *set) { @@ -54,7 +54,8 @@ __clear_internal_signals (sigset_t *set) #define SIGALL_SET \ ((__sigset_t) { .__val = {[0 ... _SIGSET_NWORDS-1 ] = -1 } }) -/* Block all signals, including internal glibc ones. */ +/* Block all signals, including internal glibc ones; write the previous + signal mask to SET. */ static inline int __libc_signal_block_all (sigset_t *set) { @@ -63,7 +64,8 @@ __libc_signal_block_all (sigset_t *set) set, _NSIG / 8); } -/* Block all application signals (excluding internal glibc ones). */ +/* Block all application signals (excluding internal glibc ones); write + the previous signal mask to SET. */ static inline int __libc_signal_block_app (sigset_t *set) { @@ -74,7 +76,7 @@ __libc_signal_block_app (sigset_t *set) _NSIG / 8); } -/* Restore current process signal mask. */ +/* Restore process signal mask according to SET. */ static inline int __libc_signal_restore_set (const sigset_t *set) { |