diff options
Diffstat (limited to 'winsup/cygwin/select.cc')
| -rw-r--r-- | winsup/cygwin/select.cc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc index 2daa88a5f..4abc24985 100644 --- a/winsup/cygwin/select.cc +++ b/winsup/cygwin/select.cc @@ -36,6 +36,7 @@ details. */ #include "fhandler.h" #include "dtable.h" #include "cygheap.h" +#include "pinfo.h" #include "sigproc.h" #include "tty.h" #include "ntdll.h" @@ -158,6 +159,33 @@ cygwin_select (int maxfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, return timeout ? 0 : sel.poll (readfds, writefds, exceptfds); } +extern "C" int +pselect(int maxfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, + const struct timespec *ts, const sigset_t *set) +{ + struct timeval tv; + sigset_t oldset = myself->getsigmask (); + + if (ts) + { + if (check_invalid_read_struct_errno (ts)) + return -1; + tv.tv_sec = ts->tv_sec; + tv.tv_usec = ts->tv_nsec / 1000; + } + if (set) + { + if (check_invalid_read_struct_errno (set)) + return -1; + set_signal_mask (*set); + } + int ret = cygwin_select (maxfds, readfds, writefds, exceptfds, + ts ? &tv : NULL); + if (set) + set_signal_mask (oldset); + return ret; +} + /* Call cleanup functions for all inspected fds. Gets rid of any executing threads. */ void |