Initial wrapper. Only works for mac at the moment

nim_libuv.nimble

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+# Package
+
+version       = "0.1.0"
+author        = "Joey Yakimowich-Payne"
+description   = "A Nim libuv wrapper"
+license       = "MIT"
+srcDir        = "src"
+
+
+
+# Dependencies
+
+requires "nim >= 1.0.4", "nimterop"

src/nim_libuv.nim

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+import nim_libuv/wrapper
+
+proc thread_callback(p: pointer) {.cdecl.} =
+  echo "hello thread"
+
+proc main() =
+  var thread: thread_t
+
+  let ret = thread_create(thread.addr, thread_callback, nil)
+  assert ret == 0
+
+  discard thread_join(thread.addr)
+
+main()

src/nim_libuv/wrapper.nim

@@ -0,0 +1,139 @@
+import os
+
+import nimterop/[cimport, build, paths]
+
+const
+  srcDir = currentSourcePath.parentDir().parentDir().parentDir()
+  buildDir = srcDir/"build"/"libuv"
+
+static:
+  cDebug()
+  cDisableCaching()
+  
+  gitPull("https://github.com/libuv/libuv", outdir = buildDir, plist = """
+include/*
+include/uv/*
+src/*
+src/win/*
+src/unix/*
+""", checkout = "v1.34.2")
+
+const
+    hunix = buildDir/"include/uv/unix.h" 
+    huv {.used.} = "/Users/jyakimowich-payne/JoeyProjects/nim-libuv/build/libuv/include/uv.h"
+
+cOverride:
+    # Standard Nim code to wrap types, consts, procs, etc.
+    type
+        loop_s = object
+        handle_s = object
+        dir_s = object
+        stream_s = object
+        tcp_s = object
+        udp_s = object
+        pipe_s = object
+        tty_s = object
+        poll_s = object
+        timer_s = object
+        prepare_s = object
+        check_s = object
+        idle_s = object
+        async_s = object
+        process_s = object
+        fs_event_s = object
+        fs_poll_s = object
+        signal_s = object
+
+        req_s = object
+        interface_address_s = object
+        getaddrinfo_s = object
+        getnameinfo_s = object
+        shutdown_s = object
+        write_s = object
+        connect_s = object
+        udp_send_s = object
+        fs_s = object
+        work_s = object
+
+        addrinfo {.importc: "addrinfo"} = object
+        sockaddr {.importc: "sockaddr"} = object
+
+    type
+        once_t* {.importc: "uv_once_t", header: hunix.} = object
+        thread_t* {.importc: "uv_thread_t", header: hunix.} = object
+        mutex_t* {.importc: "uv_mutex_t", header: hunix.} = object
+        rwlock_t* {.importc: "uv_rwlock_t", header: hunix.} = object
+        sem_t* {.importc: "uv_sem_t", header: hunix.} = object
+        cond_t* {.importc: "uv_cond_t", header: hunix.} = object
+        key_t* {.importc: "uv_key_t", header: hunix.} = object
+        dirent_t* {.importc: "uv__dirent_t", header: hunix.} = object
+
+        stdio_container_t* {.importc: "uv_stdio_container_t", header: huv.} = object
+        req_type* {.importc: "uv_req_type", header: huv.} = object
+        handle_type* {.importc: "uv_handle_type", header: huv.} = object
+
+        sockaddr_in* {.importc: "sockaddr_in".} = object
+        sockaddr_in6* {.importc: "sockaddr_in6".} = object
+
+
+cIncludeDir(buildDir/"include")
+cIncludeDir(buildDir/"src")
+cIncludeDir(buildDir/"src/unix")
+
+#cDefine("SYMBOL", "value")
+
+
+
+{.passC: "-pthreads -D_DARWIN_USE_64_BIT_INODE=1 -D_DARWIN_UNLIMITED_SELECT=1".}
+#{.passL: "flags".}
+
+
+cCompile(buildDir/"src/fs-poll.c")
+cCompile(buildDir/"src/idna.c")
+cCompile(buildDir/"src/inet.c")
+cCompile(buildDir/"src/random.c")
+cCompile(buildDir/"src/strscpy.c")
+cCompile(buildDir/"src/threadpool.c")
+cCompile(buildDir/"src/uv-data-getter-setters.c")
+cCompile(buildDir/"src/timer.c")
+cCompile(buildDir/"src/uv-common.c")
+cCompile(buildDir/"src/version.c")
+
+cCompile(buildDir/"src/unix/async.c")
+cCompile(buildDir/"src/unix/core.c")
+cCompile(buildDir/"src/unix/dl.c")
+cCompile(buildDir/"src/unix/fs.c")
+cCompile(buildDir/"src/unix/getaddrinfo.c")
+cCompile(buildDir/"src/unix/getnameinfo.c")
+cCompile(buildDir/"src/unix/loop-watcher.c")
+cCompile(buildDir/"src/unix/loop.c")
+cCompile(buildDir/"src/unix/pipe.c")
+cCompile(buildDir/"src/unix/poll.c")
+cCompile(buildDir/"src/unix/process.c")
+cCompile(buildDir/"src/unix/random-devurandom.c")
+cCompile(buildDir/"src/unix/signal.c")
+cCompile(buildDir/"src/unix/stream.c")
+cCompile(buildDir/"src/unix/tcp.c")
+cCompile(buildDir/"src/unix/thread.c")
+cCompile(buildDir/"src/unix/tty.c")
+cCompile(buildDir/"src/unix/udp.c")
+
+cCompile(buildDir/"src/unix/bsd-ifaddrs.c")
+cCompile(buildDir/"src/unix/darwin.c")
+cCompile(buildDir/"src/unix/darwin-proctitle.c")
+cCompile(buildDir/"src/unix/fsevents.c")
+cCompile(buildDir/"src/unix/kqueue.c")
+cCompile(buildDir/"src/unix/proctitle.c")
+cCompile(buildDir/"src/unix/random-getentropy.c")
+
+cPlugin:
+  import strutils
+
+  proc onSymbol*(sym: var Symbol) {.exportc, dynlib.} =
+    sym.name = sym.name.strip(chars = {'_'})
+    sym.name = sym.name.replace("uv__", "")
+
+    sym.name = sym.name.replace("uv_", "")
+
+
+cImport(buildDir/"include/uv.h", recurse = true)