diff options
| -rw-r--r-- | winsup/cygwin/signal.cc | 88 |
1 files changed, 43 insertions, 45 deletions
diff --git a/winsup/cygwin/signal.cc b/winsup/cygwin/signal.cc index 16210b5..f7c56c5 100644 --- a/winsup/cygwin/signal.cc +++ b/winsup/cygwin/signal.cc @@ -575,51 +575,7 @@ siginterrupt (int sig, int flag) return res; } -static int sigwait_common (const sigset_t *, siginfo_t *, PLARGE_INTEGER); - -extern "C" int -sigtimedwait (const sigset_t *set, siginfo_t *info, const timespec *timeout) -{ - LARGE_INTEGER waittime; - - if (timeout) - { - if (timeout->tv_sec < 0 - || timeout->tv_nsec < 0 || timeout->tv_nsec > (NSPERSEC * 100LL)) - { - set_errno (EINVAL); - return -1; - } - /* convert timespec to 100ns units */ - waittime.QuadPart = (LONGLONG) timeout->tv_sec * NSPERSEC - + ((LONGLONG) timeout->tv_nsec + 99LL) / 100LL; - } - - return sigwait_common (set, info, timeout ? &waittime : cw_infinite); -} - -extern "C" int -sigwait (const sigset_t *set, int *sig_ptr) -{ - int sig; - - do - { - sig = sigwait_common (set, NULL, cw_infinite); - } - while (sig == -1 && get_errno () == EINTR); - if (sig > 0) - *sig_ptr = sig; - return sig > 0 ? 0 : get_errno (); -} - -extern "C" int -sigwaitinfo (const sigset_t *set, siginfo_t *info) -{ - return sigwait_common (set, info, cw_infinite); -} - -static int +static inline int sigwait_common (const sigset_t *set, siginfo_t *info, PLARGE_INTEGER waittime) { int res = -1; @@ -664,6 +620,48 @@ sigwait_common (const sigset_t *set, siginfo_t *info, PLARGE_INTEGER waittime) return res; } +extern "C" int +sigtimedwait (const sigset_t *set, siginfo_t *info, const timespec *timeout) +{ + LARGE_INTEGER waittime; + + if (timeout) + { + if (timeout->tv_sec < 0 + || timeout->tv_nsec < 0 || timeout->tv_nsec > (NSPERSEC * 100LL)) + { + set_errno (EINVAL); + return -1; + } + /* convert timespec to 100ns units */ + waittime.QuadPart = (LONGLONG) timeout->tv_sec * NSPERSEC + + ((LONGLONG) timeout->tv_nsec + 99LL) / 100LL; + } + + return sigwait_common (set, info, timeout ? &waittime : cw_infinite); +} + +extern "C" int +sigwait (const sigset_t *set, int *sig_ptr) +{ + int sig; + + do + { + sig = sigwait_common (set, NULL, cw_infinite); + } + while (sig == -1 && get_errno () == EINTR); + if (sig > 0) + *sig_ptr = sig; + return sig > 0 ? 0 : get_errno (); +} + +extern "C" int +sigwaitinfo (const sigset_t *set, siginfo_t *info) +{ + return sigwait_common (set, info, cw_infinite); +} + /* FIXME: SUSv3 says that this function should block until the signal has actually been delivered. Currently, this will only happen when sending signals to the current process. It will not happen when sending signals |