@datkt/uv NPM | npm.io

datkt.uv

libuv bindings for Kotlin/Native.

Installation

The uv package an be installed with various package managers.

From NPM

$ npm install @datkt/uv

Note: This will install uv into node_modules/@datkt/uv

Install From Source

$ git clone git@github.com:datkt/uv.git
$ cd uv
$ make build # or make klib
$ make install

Prerequisites

Kotlin/Native and the konanc command line program.
make

Usage

## Compile a program in 'main.kt' and link uv.klib found in node_modules
$ konanc -l "$(find node_modules -name uv.klib)" main.kt

where main.kt might be

import datkt.uv.* // entire libuv API
import kotlinx.cinterop.* // exposes types needed for interop

fun main(args: Array<String>) {
  if (0 != uv_init()) {
    throw Error("Failed to initialize libuv")
  }
}

Example

import kotlinx.cinterop.*
import datkt.uv.uv_init
import datkt.uv.randombytes_buf
import datkt.uv.randombytes_random
import datkt.uv.randombytes_uniform

fun main(args: Array<String>) {
  val rc = uv_init()

  if (0 != rc) {
    throw Error("uv_init() != 0")
  }
}

libuv API

This package binds libuvs entire API and provides an interop API for Kotlin and can be imported from the uv package.

Building

The uv package can be built from source into various targets.

Kotlin Library

uv.klib, a Kotlin library that can be linked with konanc can be built from source.

$ make klib

which will produce build/lib/uv.klib. The library can be installed with klib by running make install

Static Library

libuv.a, a static library that can be linked with konanc can be built from source.

$ make static

which will produce build/lib/libuv.a and C header files in build/include. The library can be installed into your system by running make install. The path prefix can be set by defining the PREFIX environment or make variable. It defaults to PREFIX=/usr/local