Init

.gitignore

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+build

.gitmodules

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+[submodule "deps/wiringPi"]
+	path = deps/wiringPi
+	url = git://git.drogon.net/wiringPi

README.md

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+Bindings to wiringPi

binding.gyp

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+{
+  'targets': [
+    {
+      'target_name': 'wiringPi',
+      'sources': [
+        'src/bindings.cc',
+        'deps/wiringPi/wiringPi/libwiringPi.a'
+      ],
+      'include_dirs': [
+        'deps/wiringPi/wiringPi'
+      ],
+      'actions': [
+        {
+          'action_name': 'MOIKA',
+          'inputs': [
+          ],
+          'outputs': [
+            'deps/wiringPi/wiringPi/libwiringPi.a'
+          ],
+          'action': ['echo', '"EXPERIMENT OUTFILE" > deps/wiringPi/wiringPi/libwiringPi.a']
+        }
+      ]
+    }
+  ]
+}

build.sh

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+#!/bin/bash
+
+PWD="`pwd`"
+
+cd `dirname $0`/deps/wiringPi/wiringPi
+make
+cd "$pwd"
+
+node-gyp rebuild

lib/exports.js

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+function merge(obj, tgt) {
+  for(var p in obj)
+    if (obj.hasOwnProperty(p))
+      tgt[p] = obj[p];
+}
+
+var c = require('../build/Release/wpi');
+
+exports = {
+  VERSION: require('../package').version
+};
+
+merge(c, exports);
+
+module.exports = exports;

package.json

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+{
+  "name": "wiringPi",
+  "version": "0.1.0",
+  "description": "Bindings to wiringPi",
+  "main": "lib/exports.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "install": "./build.sh"
+  },
+  "repository": {
+    "type": "git",
+    "url": "/Users/Soarez/src/soarez/node-wiring-pi.git"
+  },
+  "keywords": [
+    "wiringPi",
+    "gpio",
+    "raspberry",
+    "pi",
+    "raspberrypi",
+    "bcm2835"
+  ],
+  "author": "Igor Soarez <igorsoarez@gmail.com>",
+  "license": "BSD"
+}

src/bindings.cc

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+#include <node.h>
+#include <v8.h>
+
+#include <wiringPi.h>
+
+using namespace v8;
+
+#define DECLARE(name) \
+  static Handle<Value> name(const Arguments& args)
+#define IMPLEMENT(name) \
+  Handle<Value> wpi::name(const Arguments& args)
+#define EXPORT(name)  \
+  target->Set(String::NewSymbol("name"), \
+  FunctionTemplate::New(wpi::name)->GetFunction())
+
+namespace wpi {
+  DECLARE(wiringPiSetup);
+  DECLARE(pinMode);
+  DECLARE(digitalWrite);
+}
+
+IMPLEMENT(wiringPiSetup) {
+  HandleScope scope;
+  int res;
+
+  if (args.Length() != 0) {
+    ThrowException(Exception::TypeError(
+      String::New("Wrong number of arguments.")));
+    return scope.Close(Undefined());
+  }
+
+  res = ::wiringPiSetup()
+
+  return scope.Close(Int32::New(res));
+}
+
+IMPLEMENT(pinMode) {
+  HandleScope scope;
+  int res;
+
+  if (args.Length() != 2) {
+    ThrowException(Exception::TypeError(
+      String::New("Wrong number of arguments.")));
+    return scope.Close(Undefined());
+  }
+
+  if (!args[0]->IsNumber() || !args[1]->IsNumber()) {
+    ThrowException(Exception::TypeError(
+      String::New("Incorrect argument types. Numbers expected.")));
+    return scope.Close(Undefined());
+  }
+
+  res = ::pinMode(args[0]->NumberValue(), args[1]->NumberValue());
+
+  return scope.Close(Int32::New(res));
+}
+
+IMPLEMENT(digitalWrite) {
+  HandleScope scope;
+  int res;
+
+  if (args.Length() != 2) {
+    ThrowException(Exception::TypeError(
+      String::New("Wrong number of arguments.")));
+    return scope.Close(Undefined());
+  }
+
+  if (!args[0]->IsNumber() || !args[1]->IsNumber()) {
+    ThrowException(Exception::TypeError(
+      String::New("Incorrect argument types. Numbers expected.")));
+    return scope.Close(Undefined());
+  }
+
+  res = ::digitalWrite(args[0]->NumberValue(), args[1]->NumberValue());
+
+  return scope.Close(Int32::New(res));
+}
+
+void init(Handle<Object> target) {
+  EXPORT(wiringPiSetup);
+  EXPORT(pinMode);
+  EXPORT(digitalWrite);
+}
+NODE_MODULE(wiringPi, init)