deps: upgrade to libuv 1.26.0

Notable changes:
- A bug that could result in 100% CPU utilization in Node
  has been fixed (libuv/libuv#2162)
- Node's report module will now include the entire Windows
  product name (libuv/libuv#2170)

Backport-PR-URL: #27728
PR-URL: #26037
Fixes: #26013
Fixes: #25875
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>

deps/uv/AUTHORS

@@ -366,3 +366,6 @@ ptlomholt <pt@lomholt.com>
 Victor Costan <pwnall@chromium.org>
 sid <sidyhe@hotmail.com>
 Kevin Adler <kadler@us.ibm.com>
+Stephen Belanger <admin@stephenbelanger.com>
+yeyuanfeng <yeyuanfeng@bytedance.com>
+erw7 <erw7.github@gmail.com>

deps/uv/CMakeLists.txt

@@ -149,6 +149,7 @@ set(uv_test_sources
     test/test-timer-from-check.c
     test/test-timer.c
     test/test-tmpdir.c
+    test/test-tty-duplicate-key.c
     test/test-tty.c
     test/test-udp-alloc-cb-fail.c
     test/test-udp-bind.c

deps/uv/ChangeLog

@@ -1,3 +1,26 @@
+2019.02.11, Version 1.26.0 (Stable), 8669d8d3e93cddb62611b267ef62a3ddb5ba3ca0
+
+Changes since version 1.25.0:
+
+* doc: fix uv_get_free_memory doc (Stephen Belanger)
+
+* unix: fix epoll cpu 100% issue (yeyuanfeng)
+
+* openbsd,tcp: special handling of EINVAL on connect (ptlomholt)
+
+* win: simplify registry closing in uv_cpu_info() (cjihrig)
+
+* src,include: define UV_MAXHOSTNAMESIZE (cjihrig)
+
+* win: return product name in uv_os_uname() version (cjihrig)
+
+* thread: allow specifying stack size for new thread (Anna Henningsen)
+
+* win: fix duplicate tty vt100 fn key (erw7)
+
+* unix: don't attempt to invalidate invalid fd (Ben Noordhuis)
+
+
 2019.01.19, Version 1.25.0 (Stable), 4a10a9d425863330af199e4b74bd688e62d945f1
 
 Changes since version 1.24.1:

deps/uv/Makefile.am

@@ -277,6 +277,7 @@ test_run_tests_SOURCES = test/blackhole-server.c \
                          test/test-timer-from-check.c \
                          test/test-timer.c \
                          test/test-tmpdir.c \
+                         test/test-tty-duplicate-key.c \
                          test/test-tty.c \
                          test/test-udp-alloc-cb-fail.c \
                          test/test-udp-bind.c \

deps/uv/configure.ac

@@ -13,7 +13,7 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 AC_PREREQ(2.57)
-AC_INIT([libuv], [1.25.0], [https://github.com/libuv/libuv/issues])
+AC_INIT([libuv], [1.26.0], [https://github.com/libuv/libuv/issues])
 AC_CONFIG_MACRO_DIR([m4])
 m4_include([m4/libuv-extra-automake-flags.m4])
 m4_include([m4/as_case.m4])

deps/uv/docs/src/misc.rst

@@ -431,7 +431,10 @@ API
 
     .. versionadded:: 1.9.0
 
-.. uint64_t uv_get_free_memory(void)
+.. c:function:: uint64_t uv_get_free_memory(void)
+
+    Gets memory information (in bytes).
+
 .. c:function:: uint64_t uv_get_total_memory(void)
 
     Gets memory information (in bytes).
@@ -531,6 +534,10 @@ API
 
     .. versionadded:: 1.12.0
 
+    .. versionchanged:: 1.26.0 `UV_MAXHOSTNAMESIZE` is available and represents
+                               the maximum `buffer` size required to store a
+                               hostname and terminating `nul` character.
+
 .. c:function:: int uv_os_getpriority(uv_pid_t pid, int* priority)
 
     Retrieves the scheduling priority of the process specified by `pid`. The

deps/uv/docs/src/threading.rst

@@ -55,10 +55,39 @@ API
 Threads
 ^^^^^^^
 
+.. c:type:: uv_thread_options_t
+
+    Options for spawning a new thread (passed to :c:func:`uv_thread_create_ex`).
+
+    ::
+
+        typedef struct uv_process_options_s {
+          enum {
+            UV_THREAD_NO_FLAGS = 0x00,
+            UV_THREAD_HAS_STACK_SIZE = 0x01
+          } flags;
+          size_t stack_size;
+        } uv_process_options_t;
+
+    More fields may be added to this struct at any time, so its exact
+    layout and size should not be relied upon.
+
+    .. versionadded:: 1.26.0
+
 .. c:function:: int uv_thread_create(uv_thread_t* tid, uv_thread_cb entry, void* arg)
 
     .. versionchanged:: 1.4.1 returns a UV_E* error code on failure
 
+.. c:function:: int uv_thread_create_ex(uv_thread_t* tid, const uv_thread_options_t* params, uv_thread_cb entry, void* arg)
+
+    Like :c:func:`uv_thread_create`, but additionally specifies options for creating a new thread.
+
+    If `UV_THREAD_HAS_STACK_SIZE` is set, `stack_size` specifies a stack size for the new thread.
+    `0` indicates that the default value should be used, i.e. behaves as if the flag was not set.
+    Other values will be rounded up to the nearest page boundary.
+
+    .. versionadded:: 1.26.0
+
 .. c:function:: uv_thread_t uv_thread_self(void)
 .. c:function:: int uv_thread_join(uv_thread_t *tid)
 .. c:function:: int uv_thread_equal(const uv_thread_t* t1, const uv_thread_t* t2)

deps/uv/include/uv.h

@@ -1144,6 +1144,17 @@ UV_EXTERN int uv_os_getenv(const char* name, char* buffer, size_t* size);
 UV_EXTERN int uv_os_setenv(const char* name, const char* value);
 UV_EXTERN int uv_os_unsetenv(const char* name);
 
+#ifdef MAXHOSTNAMELEN
+# define UV_MAXHOSTNAMESIZE (MAXHOSTNAMELEN + 1)
+#else
+  /*
+    Fallback for the maximum hostname size, including the null terminator. The
+    Windows gethostname() documentation states that 256 bytes will always be
+    large enough to hold the null-terminated hostname.
+  */
+# define UV_MAXHOSTNAMESIZE 256
+#endif
+
 UV_EXTERN int uv_os_gethostname(char* buffer, size_t* size);
 
 UV_EXTERN int uv_os_uname(uv_utsname_t* buffer);
@@ -1574,6 +1585,24 @@ UV_EXTERN void uv_key_set(uv_key_t* key, void* value);
 typedef void (*uv_thread_cb)(void* arg);
 
 UV_EXTERN int uv_thread_create(uv_thread_t* tid, uv_thread_cb entry, void* arg);
+
+typedef enum {
+  UV_THREAD_NO_FLAGS = 0x00,
+  UV_THREAD_HAS_STACK_SIZE = 0x01
+} uv_thread_create_flags;
+
+struct uv_thread_options_s {
+  unsigned int flags;
+  size_t stack_size;
+  /* More fields may be added at any time. */
+};
+
+typedef struct uv_thread_options_s uv_thread_options_t;
+
+UV_EXTERN int uv_thread_create_ex(uv_thread_t* tid,
+                                  const uv_thread_options_t* params,
+                                  uv_thread_cb entry,
+                                  void* arg);
 UV_EXTERN uv_thread_t uv_thread_self(void);
 UV_EXTERN int uv_thread_join(uv_thread_t *tid);
 UV_EXTERN int uv_thread_equal(const uv_thread_t* t1, const uv_thread_t* t2);

deps/uv/include/uv/unix.h

@@ -31,13 +31,14 @@
 #include <netinet/in.h>
 #include <netinet/tcp.h>
 #include <arpa/inet.h>
-#include <netdb.h>
+#include <netdb.h>  /* MAXHOSTNAMELEN on Solaris */
 
 #include <termios.h>
 #include <pwd.h>
 
 #if !defined(__MVS__)
 #include <semaphore.h>
+#include <sys/param.h> /* MAXHOSTNAMELEN on Linux and the BSDs */
 #endif
 #include <pthread.h>
 #include <signal.h>

deps/uv/include/uv/version.h

@@ -31,7 +31,7 @@
  */
 
 #define UV_VERSION_MAJOR 1
-#define UV_VERSION_MINOR 25
+#define UV_VERSION_MINOR 26
 #define UV_VERSION_PATCH 0
 #define UV_VERSION_IS_RELEASE 1
 #define UV_VERSION_SUFFIX ""

deps/uv/src/unix/aix.c

@@ -1041,6 +1041,7 @@ void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   struct poll_ctl pc;
 
   assert(loop->watchers != NULL);
+  assert(fd >= 0);
 
   events = (struct pollfd*) loop->watchers[loop->nwatchers];
   nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];

deps/uv/src/unix/core.c

@@ -43,7 +43,6 @@
 #include <sys/utsname.h>
 
 #ifdef __sun
-# include <netdb.h> /* MAXHOSTNAMELEN on Solaris */
 # include <sys/filio.h>
 # include <sys/types.h>
 # include <sys/wait.h>
@@ -88,15 +87,6 @@
 #include <sys/ioctl.h>
 #endif
 
-#if !defined(__MVS__)
-#include <sys/param.h> /* MAXHOSTNAMELEN on Linux and the BSDs */
-#endif
-
-/* Fallback for the maximum hostname length */
-#ifndef MAXHOSTNAMELEN
-# define MAXHOSTNAMELEN 256
-#endif
-
 static int uv__run_pending(uv_loop_t* loop);
 
 /* Verify that uv_buf_t is ABI-compatible with struct iovec. */
@@ -892,7 +882,8 @@ void uv__io_close(uv_loop_t* loop, uv__io_t* w) {
   QUEUE_REMOVE(&w->pending_queue);
 
   /* Remove stale events for this file descriptor */
-  uv__platform_invalidate_fd(loop, w->fd);
+  if (w->fd != -1)
+    uv__platform_invalidate_fd(loop, w->fd);
 }
 
 
@@ -1291,7 +1282,7 @@ int uv_os_gethostname(char* buffer, size_t* size) {
     instead by creating a large enough buffer and comparing the hostname length
     to the size input.
   */
-  char buf[MAXHOSTNAMELEN + 1];
+  char buf[UV_MAXHOSTNAMESIZE];
   size_t len;
 
   if (buffer == NULL || size == NULL || *size == 0)

deps/uv/src/unix/kqueue.c

@@ -387,6 +387,7 @@ void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   uintptr_t nfds;
 
   assert(loop->watchers != NULL);
+  assert(fd >= 0);
 
   events = (struct kevent*) loop->watchers[loop->nwatchers];
   nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];

deps/uv/src/unix/linux-core.c

@@ -141,6 +141,7 @@ void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   uintptr_t nfds;
 
   assert(loop->watchers != NULL);
+  assert(fd >= 0);
 
   events = (struct epoll_event*) loop->watchers[loop->nwatchers];
   nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];

deps/uv/src/unix/os390.c

@@ -657,6 +657,7 @@ void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   uintptr_t nfds;
 
   assert(loop->watchers != NULL);
+  assert(fd >= 0);
 
   events = (struct epoll_event*) loop->watchers[loop->nwatchers];
   nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];

deps/uv/src/unix/pipe.c

@@ -215,7 +215,7 @@ void uv_pipe_connect(uv_connect_t* req,
   }
 
   if (err == 0)
-    uv__io_start(handle->loop, &handle->io_watcher, POLLIN | POLLOUT);
+    uv__io_start(handle->loop, &handle->io_watcher, POLLOUT);
 
 out:
   handle->delayed_error = err;

deps/uv/src/unix/posix-poll.c

@@ -298,6 +298,8 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
 void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   size_t i;
 
+  assert(fd >= 0);
+
   if (loop->poll_fds_iterating) {
     /* uv__io_poll is currently iterating.  Just invalidate fd.  */
     for (i = 0; i < loop->poll_fds_used; i++)

deps/uv/src/unix/sunos.c

@@ -117,6 +117,7 @@ void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) {
   uintptr_t nfds;
 
   assert(loop->watchers != NULL);
+  assert(fd >= 0);
 
   events = (struct port_event*) loop->watchers[loop->nwatchers];
   nfds = (uintptr_t) loop->watchers[loop->nwatchers + 1];

deps/uv/src/unix/tcp.c

@@ -235,12 +235,16 @@ int uv__tcp_connect(uv_connect_t* req,
   if (r == -1 && errno != 0) {
     if (errno == EINPROGRESS)
       ; /* not an error */
-    else if (errno == ECONNREFUSED)
-    /* If we get a ECONNREFUSED wait until the next tick to report the
-     * error. Solaris wants to report immediately--other unixes want to
-     * wait.
+    else if (errno == ECONNREFUSED
+#if defined(__OpenBSD__)
+      || errno == EINVAL
+#endif
+      )
+    /* If we get ECONNREFUSED (Solaris) or EINVAL (OpenBSD) wait until the
+     * next tick to report the error. Solaris and OpenBSD wants to report
+     * immediately -- other unixes want to wait.
      */
-      handle->delayed_error = UV__ERR(errno);
+      handle->delayed_error = UV__ERR(ECONNREFUSED);
     else
       return UV__ERR(errno);
   }

deps/uv/src/unix/thread.c

@@ -194,13 +194,34 @@ static size_t thread_stack_size(void) {
 
 
 int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
+  uv_thread_options_t params;
+  params.flags = UV_THREAD_NO_FLAGS;
+  return uv_thread_create_ex(tid, &params, entry, arg);
+}
+
+int uv_thread_create_ex(uv_thread_t* tid,
+                        const uv_thread_options_t* params,
+                        void (*entry)(void *arg),
+                        void *arg) {
   int err;
-  size_t stack_size;
   pthread_attr_t* attr;
   pthread_attr_t attr_storage;
+  size_t pagesize;
+  size_t stack_size;
+
+  stack_size =
+      params->flags & UV_THREAD_HAS_STACK_SIZE ? params->stack_size : 0;
 
   attr = NULL;
-  stack_size = thread_stack_size();
+  if (stack_size == 0) {
+    stack_size = thread_stack_size();
+  } else {
+    pagesize = (size_t)getpagesize();
+    /* Round up to the nearest page boundary. */
+    stack_size = (stack_size + pagesize - 1) &~ (pagesize - 1);
+    if (stack_size < PTHREAD_STACK_MIN)
+      stack_size = PTHREAD_STACK_MIN;
+  }
 
   if (stack_size > 0) {
     attr = &attr_storage;

deps/uv/src/win/thread.c

@@ -112,9 +112,34 @@ static UINT __stdcall uv__thread_start(void* arg) {
 
 
 int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
+  uv_thread_options_t params;
+  params.flags = UV_THREAD_NO_FLAGS;
+  return uv_thread_create_ex(tid, &params, entry, arg);
+}
+
+int uv_thread_create_ex(uv_thread_t* tid,
+                        const uv_thread_options_t* params,
+                        void (*entry)(void *arg),
+                        void *arg) {
   struct thread_ctx* ctx;
   int err;
   HANDLE thread;
+  SYSTEM_INFO sysinfo;
+  size_t stack_size;
+  size_t pagesize;
+
+  stack_size =
+      params->flags & UV_THREAD_HAS_STACK_SIZE ? params->stack_size : 0;
+
+  if (stack_size != 0) {
+    GetNativeSystemInfo(&sysinfo);
+    pagesize = (size_t)sysinfo.dwPageSize;
+    /* Round up to the nearest page boundary. */
+    stack_size = (stack_size + pagesize - 1) &~ (pagesize - 1);
+
+    if ((unsigned)stack_size != stack_size)
+      return UV_EINVAL;
+  }
 
   ctx = uv__malloc(sizeof(*ctx));
   if (ctx == NULL)
@@ -126,7 +151,7 @@ int uv_thread_create(uv_thread_t *tid, void (*entry)(void *arg), void *arg) {
   /* Create the thread in suspended state so we have a chance to pass
    * its own creation handle to it */
   thread = (HANDLE) _beginthreadex(NULL,
-                                   0,
+                                   (unsigned)stack_size,
                                    uv__thread_start,
                                    ctx,
                                    CREATE_SUSPENDED,