From 66db8b243991b71bd1ee2f12d049595deaa8bfea Mon Sep 17 00:00:00 2001
From: isaacs <i@izs.me>
Date: Tue, 6 Mar 2012 19:48:22 -0800
Subject: Automatically node-gyp build stuff with a bindings.gyp

---
 lib/utils/read-json.js | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/lib/utils/read-json.js b/lib/utils/read-json.js
index 8fdd60f66..ceeebdf27 100644
--- a/lib/utils/read-json.js
+++ b/lib/utils/read-json.js
@@ -34,6 +34,18 @@ function readJson (jsonFile, opts, cb) {
   var wscript = null
     , contributors = null
     , serverjs = null
+    , gypfile = null
+
+  if (options.gypfile !== null && opts.gypfile !== undefined) {
+    gypfile = opts.gypfile
+    next()
+  } else {
+    fs.readFile( path.join(path.dirname(jsonFile), "bindings.gyp")
+               , function (er, data) {
+      opts.gypfile = !er
+      next()
+    })
+  }
 
   if (opts.wscript !== null && opts.wscript !== undefined) {
     wscript = opts.wscript
@@ -76,9 +88,10 @@ function readJson (jsonFile, opts, cb) {
   })
 
   function next () {
-    if (wscript === null
-        || contributors === null
-        || serverjs === null) {
+    if (wscript === null ||
+        contributors === null ||
+        gypfile === null ||
+        serverjs === null) {
       return
     }
 
@@ -332,6 +345,15 @@ function processObject (opts, cb) { return function (er, json) {
 
   var scripts = json.scripts || {}
 
+  // if it has a bindings.gyp, then build with node-gyp
+  if (opts.gypfile && !json.prebuilt) {
+    log.verbose([json.prebuilt, opts], "has bindings.gyp")
+    if (!scripts.install && !scripts.preinstall) {
+      scripts.preinstall = "node-gyp clean || (exit 0); node-gyp configure ; node-gyp build"
+      json.scripts = scripts
+    }
+  }
+
   // if it has a wscript, then build it.
   if (opts.wscript && !json.prebuilt) {
     log.verbose([json.prebuilt, opts], "has wscript")
-- 
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