deps: upgrade to libuv 1.42.0

Notable changes:

- win,tcp: make `uv_close()` work more like unix
- cleanup,win: Remove `_WIN32` guards on threadpool
- more errno mappings and fixes
- higher performance try-writes
- fix string encoding issue of `uv_os_gethostname()` (note: MINGW-W64
  upstream is broken on i686 due to
  https://sourceforge.net/p/mingw-w64/bugs/899/)
- zOS support
- Workarounds for a `copy_file_range()` kernel bug
- Better support for TSan
- darwin: use `RLIMIT_STACK` for fsevents pthread
- fix a bug that would cause libuv to hang if the user called
  `uv_shutdown()`
- darwin: fix `uv_barrier()` race condition

deps/uv/.mailmap

@@ -2,6 +2,7 @@ A. Hauptmann <[email protected]>
 Aaron Bieber <[email protected]> <[email protected]>
 Alan Gutierrez <[email protected]> <[email protected]>
 Andrius Bentkus <[email protected]> <[email protected]>
+Andy Fiddaman <[email protected]> <[email protected]>
 Bert Belder <[email protected]> <[email protected]>
 Bert Belder <[email protected]> <[email protected]>
 Bert Belder <[email protected]> <user@ChrUbuntu.(none)>
@@ -10,6 +11,8 @@ Brian White <[email protected]>
 Brian White <[email protected]> <[email protected]>
 Caleb James DeLisle <[email protected]> <[email protected]>
 Christoph Iserlohn <[email protected]>
+Darshan Sen <[email protected]>
+David Carlier <[email protected]>
 Devchandra Meetei Leishangthem <[email protected]>
 Fedor Indutny <[email protected]> <[email protected]>
 Frank Denis <[email protected]>
@@ -53,4 +56,5 @@ gengjiawen <[email protected]>
 jBarz <[email protected]> <[email protected]>
 jBarz <[email protected]> <[email protected]>
 ptlomholt <[email protected]>
+tjarlama <[email protected]> <[email protected]>
 zlargon <[email protected]>

deps/uv/.readthedocs.yaml

@@ -0,0 +1,11 @@
+version: 2
+
+sphinx:
+  builder: html
+  configuration: null
+  fail_on_warning: false
+
+python:
+  version: 3.8
+  install:
+    - requirements: docs/requirements.txt

deps/uv/AUTHORS

@@ -114,7 +114,6 @@ Dylan Cali <[email protected]>
 Austin Foxley <[email protected]>
 Benjamin Saunders <[email protected]>
 Geoffry Song <[email protected]>
-Rasmus Christian Pedersen <[email protected]>
 William Light <[email protected]>
 Oleg Efimov <[email protected]>
 Lars Gierth <[email protected]>
@@ -123,7 +122,6 @@ Justin Venus <[email protected]>
 Kristian Evensen <[email protected]>
 Linus Mårtensson <[email protected]>
 Navaneeth Kedaram Nambiathan <[email protected]>
-Yorkie <[email protected]>
 StarWing <[email protected]>
 thierry-FreeBSD <[email protected]>
 Isaiah Norton <[email protected]>
@@ -459,3 +457,25 @@ schamberg97 <[email protected]>
 Bob Weinand <[email protected]>
 Issam E. Maghni <[email protected]>
 Juan Pablo Canepa <[email protected]>
+Shuowang (Wayne) Zhang <[email protected]>
+Ondřej Surý <[email protected]>
+Juan José Arboleda <[email protected]>
+Zhao Zhili <[email protected]>
+Brandon Cheng <[email protected]>
+Matvii Hodovaniuk <[email protected]>
+Hayden <[email protected]>
+yiyuaner <[email protected]>
+bbara <[email protected]>
+SeverinLeonhardt <[email protected]>
+Andy Fiddaman <[email protected]>
+Romain Roffé <[email protected]>
+Eagle Liang <[email protected]>
+Ricky Zhou <[email protected]>
+Simon Kissane <[email protected]>
+James M Snell <[email protected]>
+Ali Mohammad Pur <[email protected]>
+Erkhes N <[email protected]>
+Joshua M. Clulow <[email protected]>
+Guilherme Íscaro <[email protected]>
+Martin Storsjö <[email protected]>
+Claes Nästén <[email protected]>

deps/uv/CMakeLists.txt

@@ -34,7 +34,8 @@ option(ASAN "Enable AddressSanitizer (ASan)" OFF)
 if(ASAN AND CMAKE_C_COMPILER_ID MATCHES "AppleClang|GNU|Clang")
   add_definitions(-D__ASAN__=1)
   set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
-  set (CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
+  set (CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
+  set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
 endif()
 
 # Compiler check
@@ -209,10 +210,11 @@ if(CMAKE_SYSTEM_NAME STREQUAL "Android")
        src/unix/pthread-fixes.c
        src/unix/random-getentropy.c
        src/unix/random-getrandom.c
-       src/unix/random-sysctl-linux.c)
+       src/unix/random-sysctl-linux.c
+       src/unix/epoll.c)
 endif()
 
-if(APPLE OR CMAKE_SYSTEM_NAME MATCHES "Android|Linux|OS390")
+if(APPLE OR CMAKE_SYSTEM_NAME MATCHES "Android|Linux")
   list(APPEND uv_sources src/unix/proctitle.c)
 endif()
 
@@ -253,7 +255,8 @@ if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
        src/unix/linux-syscalls.c
        src/unix/procfs-exepath.c
        src/unix/random-getrandom.c
-       src/unix/random-sysctl-linux.c)
+       src/unix/random-sysctl-linux.c
+       src/unix/epoll.c)
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "NetBSD")
@@ -266,9 +269,11 @@ if(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "OS390")
-  list(APPEND uv_defines PATH_MAX=255)
+  enable_language(CXX)
+  list(APPEND uv_defines PATH_MAX=1024)
   list(APPEND uv_defines _AE_BIMODAL)
   list(APPEND uv_defines _ALL_SOURCE)
+  list(APPEND uv_defines _ENHANCED_ASCII_EXT=0xFFFFFFFF)
   list(APPEND uv_defines _ISOC99_SOURCE)
   list(APPEND uv_defines _LARGE_TIME_API)
   list(APPEND uv_defines _OPEN_MSGQ_EXT)
@@ -279,14 +284,31 @@ if(CMAKE_SYSTEM_NAME STREQUAL "OS390")
   list(APPEND uv_defines _UNIX03_SOURCE)
   list(APPEND uv_defines _UNIX03_THREADS)
   list(APPEND uv_defines _UNIX03_WITHDRAWN)
+  list(APPEND uv_defines _XOPEN_SOURCE=600)
   list(APPEND uv_defines _XOPEN_SOURCE_EXTENDED)
   list(APPEND uv_sources
        src/unix/pthread-fixes.c
        src/unix/os390.c
-       src/unix/os390-syscalls.c)
-  list(APPEND uv_cflags -Wc,DLL -Wc,exportall -Wc,xplink)
-  list(APPEND uv_libraries -Wl,xplink)
-  list(APPEND uv_test_libraries -Wl,xplink)
+       src/unix/os390-syscalls.c
+       src/unix/os390-proctitle.c)
+  list(APPEND uv_cflags
+       -q64
+       -qascii
+       -qexportall
+       -qgonumber
+       -qlongname
+       -qlibansi
+       -qfloat=IEEE
+       -qtune=10
+       -qarch=10
+       -qasm
+       -qasmlib=sys1.maclib:sys1.modgen)
+  find_library(ZOSLIB
+    NAMES zoslib
+    PATHS ${ZOSLIB_DIR}
+    PATH_SUFFIXES lib
+  )
+  list(APPEND uv_libraries ${ZOSLIB})
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "OS400")
@@ -303,9 +325,11 @@ if(CMAKE_SYSTEM_NAME STREQUAL "OS400")
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "SunOS")
-  list(APPEND uv_defines __EXTENSIONS__ _XOPEN_SOURCE=500)
+  list(APPEND uv_defines __EXTENSIONS__ _XOPEN_SOURCE=500 _REENTRANT)
   list(APPEND uv_libraries kstat nsl sendfile socket)
-  list(APPEND uv_sources src/unix/no-proctitle.c src/unix/sunos.c)
+  list(APPEND uv_sources
+       src/unix/no-proctitle.c
+       src/unix/sunos.c)
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "Haiku")
@@ -349,6 +373,10 @@ target_include_directories(uv
     $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
   PRIVATE
     $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src>)
+if(CMAKE_SYSTEM_NAME STREQUAL "OS390")
+  target_include_directories(uv PUBLIC $<BUILD_INTERFACE:${ZOSLIB_DIR}/include>)
+  set_target_properties(uv PROPERTIES LINKER_LANGUAGE CXX)
+endif()
 target_link_libraries(uv ${uv_libraries})
 
 add_library(uv_a STATIC ${uv_sources})
@@ -360,6 +388,10 @@ target_include_directories(uv_a
     $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
   PRIVATE
     $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src>)
+if(CMAKE_SYSTEM_NAME STREQUAL "OS390")
+  target_include_directories(uv_a PUBLIC $<BUILD_INTERFACE:${ZOSLIB_DIR}/include>)
+  set_target_properties(uv_a PROPERTIES LINKER_LANGUAGE CXX)
+endif()
 target_link_libraries(uv_a ${uv_libraries})
 
 if(LIBUV_BUILD_TESTS)
@@ -457,6 +489,9 @@ if(LIBUV_BUILD_TESTS)
        test/test-metrics.c
        test/test-multiple-listen.c
        test/test-mutexes.c
+       test/test-not-readable-nor-writable-on-read-error.c
+       test/test-not-readable-on-eof.c
+       test/test-not-writable-after-shutdown.c
        test/test-osx-select.c
        test/test-pass-always.c
        test/test-ping-pong.c
@@ -489,6 +524,7 @@ if(LIBUV_BUILD_TESTS)
        test/test-semaphore.c
        test/test-shutdown-close.c
        test/test-shutdown-eof.c
+       test/test-shutdown-simultaneous.c
        test/test-shutdown-twice.c
        test/test-signal-multiple-loops.c
        test/test-signal-pending-on-close.c
@@ -582,6 +618,11 @@ if(LIBUV_BUILD_TESTS)
   add_test(NAME uv_test_a
            COMMAND uv_run_tests_a
            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+  if(CMAKE_SYSTEM_NAME STREQUAL "OS390")
+    set_target_properties(uv_run_benchmarks_a PROPERTIES LINKER_LANGUAGE CXX)
+    set_target_properties(uv_run_tests PROPERTIES LINKER_LANGUAGE CXX)
+    set_target_properties(uv_run_tests_a PROPERTIES LINKER_LANGUAGE CXX)
+  endif()
 endif()
 
 if(UNIX OR MINGW)

deps/uv/CONTRIBUTING.md

@@ -23,11 +23,11 @@ The stable branch is effectively frozen; patches that change the libuv
 API/ABI or affect the run-time behavior of applications get rejected.
 
 In case of doubt, open an issue in the [issue tracker][], post your question
-to the [libuv mailing list], or contact one of [project maintainers][] on [IRC][].
+to the [libuv discussions forum], or message the [libuv mailing list].
 
-Especially do so if you plan to work on something big.  Nothing is more
-frustrating than seeing your hard work go to waste because your vision
-does not align with that of a project maintainers.
+Especially do so if you plan to work on something big. Nothing is more
+frustrating than seeing your hard work go to waste because your vision does not
+align with that of the [project maintainers].
 
 
 ### BRANCH
@@ -166,6 +166,6 @@ not send out notifications when you add commits.
 
 [issue tracker]: https://github.com/libuv/libuv/issues
 [libuv mailing list]: http://groups.google.com/group/libuv
-[IRC]: http://webchat.freenode.net/?channels=libuv
+[libuv discussions forum]: https://github.com/libuv/libuv/discussions
 [Google C/C++ style guide]: https://google.github.io/styleguide/cppguide.html
 [project maintainers]: https://github.com/libuv/libuv/blob/master/MAINTAINERS.md