Merge branch 'upstream-libuv' into update-libuv

* upstream-libuv:
  libuv 2021-11-09 (0f696da5)

1 files changed, 26 insertions, 4 deletions

diff --git a/Utilities/cmlibuv/include/uv.h b/Utilities/cmlibuv/include/uv.h
index 11891df..48213e2 100644
--- a/Utilities/cmlibuv/include/uv.h
+++ b/Utilities/cmlibuv/include/uv.h
@@ -130,6 +130,7 @@ extern "C" {
   XX(ENOTEMPTY, "directory not empty")                                        \
   XX(ENOTSOCK, "socket operation on non-socket")                              \
   XX(ENOTSUP, "operation not supported on socket")                            \
+  XX(EOVERFLOW, "value too large for defined data type")                      \
   XX(EPERM, "operation not permitted")                                        \
   XX(EPIPE, "broken pipe")                                                    \
   XX(EPROTO, "protocol error")                                                \
@@ -152,6 +153,7 @@ extern "C" {
   XX(ENOTTY, "inappropriate ioctl for device")                                \
   XX(EFTYPE, "inappropriate file type or format")                             \
   XX(EILSEQ, "illegal byte sequence")                                         \
+  XX(ESOCKTNOSUPPORT, "socket type not supported")                            \
 
 #define UV_HANDLE_TYPE_MAP(XX)                                                \
   XX(ASYNC, async)                                                            \
@@ -479,6 +481,12 @@ UV_EXTERN int uv_fileno(const uv_handle_t* handle, uv_os_fd_t* fd);
 
 UV_EXTERN uv_buf_t uv_buf_init(char* base, unsigned int len);
 
+UV_EXTERN int uv_pipe(uv_file fds[2], int read_flags, int write_flags);
+UV_EXTERN int uv_socketpair(int type,
+                            int protocol,
+                            uv_os_sock_t socket_vector[2],
+                            int flags0,
+                            int flags1);
 
 #define UV_STREAM_FIELDS                                                      \
   /* number of bytes queued for writing */                                    \
@@ -524,6 +532,10 @@ UV_EXTERN int uv_write2(uv_write_t* req,
 UV_EXTERN int uv_try_write(uv_stream_t* handle,
                            const uv_buf_t bufs[],
                            unsigned int nbufs);
+UV_EXTERN int uv_try_write2(uv_stream_t* handle,
+                            const uv_buf_t bufs[],
+                            unsigned int nbufs,
+                            uv_stream_t* send_handle);
 
 /* uv_write_t is a subclass of uv_req_t. */
 struct uv_write_s {
@@ -624,7 +636,14 @@ enum uv_udp_flags {
    * in uv_udp_recv_cb, nread will always be 0 and addr will always be NULL.
    */
   UV_UDP_MMSG_FREE = 16,
-
+  /*
+   * Indicates if IP_RECVERR/IPV6_RECVERR will be set when binding the handle.
+   * This sets IP_RECVERR for IPv4 and IPV6_RECVERR for IPv6 UDP sockets on
+   * Linux. This stops the Linux kernel from suppressing some ICMP error
+   * messages and enables full ICMP error reporting for faster failover.
+   * This flag is no-op on platforms other than Linux.
+   */
+  UV_UDP_LINUX_RECVERR = 32,
   /*
    * Indicates that recvmmsg should be used, if available.
    */
@@ -937,10 +956,13 @@ typedef enum {
   UV_WRITABLE_PIPE  = 0x20,
 
   /*
-   * Open the child pipe handle in overlapped mode on Windows.
-   * On Unix it is silently ignored.
+   * When UV_CREATE_PIPE is specified, specifying UV_NONBLOCK_PIPE opens the
+   * handle in non-blocking mode in the child. This may cause loss of data,
+   * if the child is not designed to handle to encounter this mode,
+   * but can also be significantly more efficient.
    */
-  UV_OVERLAPPED_PIPE = 0x40
+  UV_NONBLOCK_PIPE  = 0x40,
+  UV_OVERLAPPED_PIPE = 0x40 /* old name, for compatibility */
 } uv_stdio_flags;
 
 typedef struct uv_stdio_container_s {