diff options
author | Erik Faye-Lund <kusmabite@gmail.com> | 2010-11-04 04:35:21 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2010-11-05 02:53:51 +0300 |
commit | fdc12114635581b6901940ddb467a78716bc12ca (patch) | |
tree | 91c5d4cb9aa2fe9e2f0999779069168c716a167e /compat/mingw.c | |
parent | 49521af8a818039f8daf18f2160c4d1e7dbb4270 (diff) |
mingw: use poll-emulation from gnulib
Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'compat/mingw.c')
-rw-r--r-- | compat/mingw.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/compat/mingw.c b/compat/mingw.c index a6c1ee702a..29f403649f 100644 --- a/compat/mingw.c +++ b/compat/mingw.c @@ -408,71 +408,6 @@ int pipe(int filedes[2]) return 0; } -int poll(struct pollfd *ufds, unsigned int nfds, int timeout) -{ - int i, pending; - - if (timeout >= 0) { - if (nfds == 0) { - Sleep(timeout); - return 0; - } - return errno = EINVAL, error("poll timeout not supported"); - } - - /* When there is only one fd to wait for, then we pretend that - * input is available and let the actual wait happen when the - * caller invokes read(). - */ - if (nfds == 1) { - if (!(ufds[0].events & POLLIN)) - return errno = EINVAL, error("POLLIN not set"); - ufds[0].revents = POLLIN; - return 0; - } - -repeat: - pending = 0; - for (i = 0; i < nfds; i++) { - DWORD avail = 0; - HANDLE h = (HANDLE) _get_osfhandle(ufds[i].fd); - if (h == INVALID_HANDLE_VALUE) - return -1; /* errno was set */ - - if (!(ufds[i].events & POLLIN)) - return errno = EINVAL, error("POLLIN not set"); - - /* this emulation works only for pipes */ - if (!PeekNamedPipe(h, NULL, 0, NULL, &avail, NULL)) { - int err = GetLastError(); - if (err == ERROR_BROKEN_PIPE) { - ufds[i].revents = POLLHUP; - pending++; - } else { - errno = EINVAL; - return error("PeekNamedPipe failed," - " GetLastError: %u", err); - } - } else if (avail) { - ufds[i].revents = POLLIN; - pending++; - } else - ufds[i].revents = 0; - } - if (!pending) { - /* The only times that we spin here is when the process - * that is connected through the pipes is waiting for - * its own input data to become available. But since - * the process (pack-objects) is itself CPU intensive, - * it will happily pick up the time slice that we are - * relinquishing here. - */ - Sleep(0); - goto repeat; - } - return 0; -} - struct tm *gmtime_r(const time_t *timep, struct tm *result) { /* gmtime() in MSVCRT.DLL is thread-safe, but not reentrant */ |