1 files changed, 46 insertions, 0 deletions
diff --git a/deps/npm/node_modules/cacache/lib/util/fix-owner.js b/deps/npm/node_modules/cacache/lib/util/fix-owner.js
index 7000bff048..0c8f9f8753 100644
--- a/deps/npm/node_modules/cacache/lib/util/fix-owner.js
+++ b/deps/npm/node_modules/cacache/lib/util/fix-owner.js
@@ -31,6 +31,34 @@ function fixOwner (filepath, uid, gid) {
   )
 }
 
+module.exports.chownr.sync = fixOwnerSync
+function fixOwnerSync (filepath, uid, gid) {
+  if (!process.getuid) {
+    // This platform doesn't need ownership fixing
+    return
+  }
+  if (typeof uid !== 'number' && typeof gid !== 'number') {
+    // There's no permissions override. Nothing to do here.
+    return
+  }
+  if ((typeof uid === 'number' && process.getuid() === uid) &&
+      (typeof gid === 'number' && process.getgid() === gid)) {
+    // No need to override if it's already what we used.
+    return
+  }
+  try {
+    chownr.sync(
+      filepath,
+      typeof uid === 'number' ? uid : process.getuid(),
+      typeof gid === 'number' ? gid : process.getgid()
+    )
+  } catch (err) {
+    if (err.code === 'ENOENT') {
+      return null
+    }
+  }
+}
+
 module.exports.mkdirfix = mkdirfix
 function mkdirfix (p, uid, gid, cb) {
   return mkdirp(p).then(made => {
@@ -42,3 +70,21 @@ function mkdirfix (p, uid, gid, cb) {
     return fixOwner(p, uid, gid).then(() => null)
   })
 }
+
+module.exports.mkdirfix.sync = mkdirfixSync
+function mkdirfixSync (p, uid, gid) {
+  try {
+    const made = mkdirp.sync(p)
+    if (made) {
+      fixOwnerSync(made, uid, gid)
+      return made
+    }
+  } catch (err) {
+    if (err.code === 'EEXIST') {
+      fixOwnerSync(p, uid, gid)
+      return null
+    } else {
+      throw err
+    }
+  }
+}