diff options
Diffstat (limited to 'Utilities/cmlibuv/src/unix/pipe.c')
-rw-r--r-- | Utilities/cmlibuv/src/unix/pipe.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Utilities/cmlibuv/src/unix/pipe.c b/Utilities/cmlibuv/src/unix/pipe.c index 52a8fd52fa..fc7c4eae8d 100644 --- a/Utilities/cmlibuv/src/unix/pipe.c +++ b/Utilities/cmlibuv/src/unix/pipe.c @@ -377,3 +377,57 @@ int uv_pipe_chmod(uv_pipe_t* handle, int mode) { return r != -1 ? 0 : UV__ERR(errno); } + + +int uv_pipe(uv_os_fd_t fds[2], int read_flags, int write_flags) { + uv_os_fd_t temp[2]; + int err; +#if defined(__FreeBSD__) || defined(__linux__) + int flags = O_CLOEXEC; + + if ((read_flags & UV_NONBLOCK_PIPE) && (write_flags & UV_NONBLOCK_PIPE)) + flags |= UV_FS_O_NONBLOCK; + + if (pipe2(temp, flags)) + return UV__ERR(errno); + + if (flags & UV_FS_O_NONBLOCK) { + fds[0] = temp[0]; + fds[1] = temp[1]; + return 0; + } +#else + if (pipe(temp)) + return UV__ERR(errno); + + if ((err = uv__cloexec(temp[0], 1))) + goto fail; + + if ((err = uv__cloexec(temp[1], 1))) + goto fail; +#endif + + if (read_flags & UV_NONBLOCK_PIPE) + if ((err = uv__nonblock(temp[0], 1))) + goto fail; + + if (write_flags & UV_NONBLOCK_PIPE) + if ((err = uv__nonblock(temp[1], 1))) + goto fail; + + fds[0] = temp[0]; + fds[1] = temp[1]; + return 0; + +fail: + uv__close(temp[0]); + uv__close(temp[1]); + return err; +} + + +int uv__make_pipe(int fds[2], int flags) { + return uv_pipe(fds, + flags & UV_NONBLOCK_PIPE, + flags & UV_NONBLOCK_PIPE); +} |