Fixes for Windows

.travis.yml

@@ -4,9 +4,8 @@ notifications:
 language: node_js
 dist: trusty
 node_js:
-    - "0.10.45"
-    - "7"
     - "6"
+    - "8"
 script:
     - npm run lint
     - npm test

appveyor.yml

@@ -1,7 +1,8 @@
 environment:
-  nodejs_version: "6"
+  nodejs_version: "8"
 
 install:
+  - ps: Install-Product node $env:nodejs_version
   - npm install
 
 before_build:

fs-ext.cc

@@ -18,7 +18,9 @@
 // USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include <node.h>
+#ifndef _WIN32
 #include <fcntl.h>
+#endif
 #include <errno.h>
 #include <stdio.h>
 #include <sys/types.h>
@@ -37,6 +39,8 @@
 #include <io.h>
 #include <windows.h>
 #include <sys/utime.h>
+#define off_t LONGLONG
+#define _LARGEFILE_SOURCE
 #endif
 
 using namespace v8;
@@ -87,7 +91,9 @@ enum
   FS_OP_SEEK,
   FS_OP_UTIME,
   FS_OP_STATVFS,
+#ifndef _WIN32
   FS_OP_FCNTL,
+#endif
 };
 
 static void EIO_After(uv_work_t *req) {
@@ -119,7 +125,7 @@ static void EIO_After(uv_work_t *req) {
 
       case FS_OP_SEEK:
         argc = 2;
-        argv[1] = Nan::New<Number>(store_data->offset);
+        argv[1] = Nan::New<Number>(static_cast<double>(store_data->offset));
         break;
       case FS_OP_STATVFS:
 #ifndef _WIN32
@@ -139,10 +145,12 @@ static void EIO_After(uv_work_t *req) {
         argc = 1;
 #endif
         break;
+#ifndef _WIN32
       case FS_OP_FCNTL:
         argc = 2;
         argv[1] = Nan::New<Number>(store_data->result);
         break;
+#endif
       default:
         assert(0 && "Unhandled op type value");
     }
@@ -176,10 +184,53 @@ static void EIO_StatVFS(uv_work_t *req) {
   ;
 }
 
+#ifdef _WIN32
+static off_t _win32_lseek(int fd, off_t offset, int whence) {
+  HANDLE fh;
+  LARGE_INTEGER new_offset;
+
+  fh = (HANDLE)uv_get_osfhandle(fd);
+  if (fh == (HANDLE)-1) {
+    errno = EBADF;
+    return -1;
+  }
+
+  DWORD method;
+  switch (whence) {
+  case SEEK_SET:
+      method = FILE_BEGIN;
+      break;
+  case SEEK_CUR:
+      method = FILE_CURRENT;
+      break;
+  case SEEK_END:
+      method = FILE_END;
+      break;
+  default:
+      errno = EINVAL;
+      return -1;
+  }
+
+  LARGE_INTEGER distance;
+  distance.QuadPart = offset;
+
+  if (SetFilePointerEx(fh, distance, &new_offset, method)) {
+    return new_offset.QuadPart;
+  }
+
+  errno = EINVAL;
+  return -1;
+}
+#endif
+
 static void EIO_Seek(uv_work_t *req) {
   store_data_t* seek_data = static_cast<store_data_t *>(req->data);
 
+#ifdef _WIN32
+  off_t offs = _win32_lseek(seek_data->fd, seek_data->offset, seek_data->oper);
+#else
   off_t offs = lseek(seek_data->fd, seek_data->offset, seek_data->oper);
+#endif
 
   if (offs == -1) {
     seek_data->result = -1;
@@ -190,6 +241,7 @@ static void EIO_Seek(uv_work_t *req) {
 
 }
 
+#ifndef _WIN32
 static void EIO_Fcntl(uv_work_t *req) {
   store_data_t* data = static_cast<store_data_t *>(req->data);
 
@@ -214,6 +266,7 @@ static void EIO_Fcntl(uv_work_t *req) {
    	data->error = errno;
   }
 }
+#endif
 
 #ifdef _WIN32
 
@@ -231,9 +284,11 @@ static int _win32_flock(int fd, int oper) {
 
   int i = -1;
 
-  fh = (HANDLE)_get_osfhandle(fd);
-  if (fh == (HANDLE)-1)
+  fh = (HANDLE)uv_get_osfhandle(fd);
+  if (fh == (HANDLE)-1) {
+    errno = EBADF;
     return -1;
+  }
 
   memset(&o, 0, sizeof(o));
 
@@ -256,16 +311,17 @@ static int _win32_flock(int fd, int oper) {
         i = 0;
       break;
   case LOCK_UN:               /* unlock lock */
-      if (UnlockFileEx(fh, 0, LK_LEN, 0, &o))
+      if (UnlockFileEx(fh, 0, LK_LEN, 0, &o) ||
+          GetLastError() == ERROR_NOT_LOCKED)
         i = 0;
       break;
   default:                    /* unknown */
       errno = EINVAL;
       return -1;
   }
   if (i == -1) {
-    if (GetLastError() == ERROR_LOCK_VIOLATION)
-      errno = WSAEWOULDBLOCK;
+    if (GetLastError() == ERROR_LOCK_VIOLATION) 
+      errno = EWOULDBLOCK;
     else
       errno = EINVAL;
   }
@@ -352,9 +408,13 @@ static NAN_METHOD(Seek) {
   int whence = info[2]->Int32Value();
 
   if ( ! info[3]->IsFunction()) {
+#ifdef _WIN32
+    off_t offs_result = _win32_lseek(fd, offs, whence);
+#else
     off_t offs_result = lseek(fd, offs, whence);
+#endif
     if (offs_result == -1) return Nan::ThrowError(Nan::ErrnoException(errno, "Seek", ""));
-    info.GetReturnValue().Set(Nan::New<Number>(offs_result));
+    info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(offs_result)));
     return;
   }
 
@@ -375,6 +435,7 @@ static NAN_METHOD(Seek) {
 
 //  fs.fcntl(fd, cmd, [arg])
 
+#ifndef _WIN32
 static NAN_METHOD(Fcntl) {
   if (info.Length() < 3 ||
      !info[0]->IsInt32() ||
@@ -408,12 +469,12 @@ static NAN_METHOD(Fcntl) {
 
   info.GetReturnValue().SetUndefined();
 }
-
+#endif
 
 static void EIO_UTime(uv_work_t *req) {
   store_data_t* utime_data = static_cast<store_data_t *>(req->data);
 
-  off_t i = utime(utime_data->path, &utime_data->utime_buf);
+  int i = utime(utime_data->path, &utime_data->utime_buf);
   free( utime_data->path );
 
   if (i == (off_t)-1) {
@@ -589,7 +650,9 @@ NAN_MODULE_INIT(init)
   NODE_DEFINE_CONSTANT(target, F_SETLKW);
 #endif
   target->Set(Nan::New<String>("seek").ToLocalChecked(), Nan::New<FunctionTemplate>(Seek)->GetFunction());
+#ifndef _WIN32
   target->Set(Nan::New<String>("fcntl").ToLocalChecked(), Nan::New<FunctionTemplate>(Fcntl)->GetFunction());
+#endif
   target->Set(Nan::New<String>("flock").ToLocalChecked(), Nan::New<FunctionTemplate>(Flock)->GetFunction());
   target->Set(Nan::New<String>("utime").ToLocalChecked(), Nan::New<FunctionTemplate>(UTime)->GetFunction());
   target->Set(Nan::New<String>("statVFS").ToLocalChecked(), Nan::New<FunctionTemplate>(StatVFS)->GetFunction());

package.json

@@ -2,7 +2,12 @@
   "author": "Matt Sergeant <helpme@gmail.com> (http://baudehlo.wordpress.com/)",
   "name": "fs-ext",
   "description": "Extensions to core 'fs' module.",
-  "keywords": ["fs", "filesystem", "flock", "seek"],
+  "keywords": [
+    "fs",
+    "filesystem",
+    "flock",
+    "seek"
+  ],
   "version": "0.6.0",
   "homepage": "https://github.com/baudehlo/node-fs-ext/",
   "repository": {
@@ -11,23 +16,27 @@
   },
   "main": "fs-ext.js",
   "engines": {
-    "node": ">= v0.8.0"
+    "node": ">= 6.0.0"
   },
-  "dependencies": { "nan": "^2.0" },
-  "licenses": [ {
-    "type": "MIT"
-  } ],
+  "dependencies": {
+    "nan": "^2.0"
+  },
+  "licenses": [
+    {
+      "type": "MIT"
+    }
+  ],
   "bugs": {
-    "mail" : "helpme@gmail.com",
-    "web" : "https://github.com/baudehlo/node-fs-ext/issues"
+    "mail": "helpme@gmail.com",
+    "web": "https://github.com/baudehlo/node-fs-ext/issues"
   },
-  "scripts": { 
+  "scripts": {
     "install": "node-gyp configure build",
-    "test": "./run_tests",
+    "test": "node ./run_tests",
     "lint": "node ./node_modules/eslint/bin/eslint \"*.js\" \"tests/**/*.js\"",
-    "cover": "NODE_ENV=cov ./node_modules/.bin/istanbul cover ./run_tests"
+    "cover": "NODE_ENV=cov ./node_modules/.bin/istanbul cover node ./run_tests"
   },
   "devDependencies": {
-      "eslint"                : "^2.13.0"
+    "eslint": "^2.13.0"
   }
 }

run_tests.js

@@ -0,0 +1,17 @@
+"use strict";
+
+if (process.platform !== 'win32') {
+  require('./tests/test-fs-fcntl');
+}
+
+require('./tests/test-fs-seek');
+
+require('./tests/test-fs-flock');
+
+require('./tests/test-fs-utime');
+
+// for stress testing only
+if (process.argv[2] == '--stress') {
+  require('./tests/test-fs-seek_stress');
+  require('./tests/test-fs-flock_stress');
+}

tests/test-fs-fcntl.js

@@ -9,14 +9,15 @@
 var assert = require('assert'),
   path   = require('path'),
   util   = require('util'),
-  fs     = require('../fs-ext');
+  fs     = require('../fs-ext'),
+  os     = require('os');
 
 var tests_ok  = 0,
   tests_run = 0;
 
 var debug_me = false;
 
-var tmp_dir = "/tmp",
+var tmp_dir = os.tmpdir(),
   file_path     = path.join(tmp_dir, 'what.when.fcntl.test');
 
 var file_fd,
@@ -70,7 +71,7 @@ function expect_errno(api_name, resource, err, expected_errno) {
     if (debug_me) console.log(' FAILED OK: ' + api_name );
   }
   else {
-    console.log('FAILURE: ' + arguments.callee.name + ': ' + fault_msg);
+    console.log('FAILURE: ' + fault_msg);
     console.log('   ARGS: ', util.inspect(arguments));
   }
 }
@@ -87,7 +88,7 @@ function expect_ok(api_name, resource, err) {
     if (debug_me) console.log('        OK: ' + api_name );
   }
   else {
-    console.log('FAILURE: ' + arguments.callee.name + ': ' + fault_msg);
+    console.log('FAILURE: ' + fault_msg);
     console.log('   ARGS: ', util.inspect(arguments));
   }
 }

tests/test-fs-flock.js

@@ -26,14 +26,15 @@
 var assert = require('assert'),
   path   = require('path'),
   util   = require('util'),
-  fs     = require('../fs-ext');
+  fs     = require('../fs-ext'),
+  os     = require('os');
 
 var tests_ok  = 0,
   tests_run = 0;
 
 var debug_me = false;
 
-var tmp_dir = "/tmp",
+var tmp_dir = os.tmpdir(),
   file_path     = path.join(tmp_dir, 'what.when.flock.test'),
   file_path_not = path.join(tmp_dir, 'what.not.flock.test');
 
@@ -88,7 +89,7 @@ function expect_errno(api_name, resource, err, expected_errno) {
     if (debug_me) console.log(' FAILED OK: ' + api_name );
   }
   else {
-    console.log('FAILURE: ' + arguments.callee.name + ': ' + fault_msg);
+    console.log('FAILURE: ' + fault_msg);
     console.log('   ARGS: ', util.inspect(arguments));
   }
 }
@@ -105,7 +106,7 @@ function expect_ok(api_name, resource, err) {
     if (debug_me) console.log('        OK: ' + api_name );
   }
   else {
-    console.log('FAILURE: ' + arguments.callee.name + ': ' + fault_msg);
+    console.log('FAILURE: ' + fault_msg);
     console.log('   ARGS: ', util.inspect(arguments));
   }
 }
@@ -392,7 +393,13 @@ fs.flock(file_fd, 'sh', function(err, extra) {
 
   tests_run++;
   fs.flock(file_fd, 'exnb', function(err) {
-    expect_ok('flock', file_fd, err);
+    if (process.platform === 'win32') {
+      // Windows doesn't support lock upgrades
+      expect_errno('flock', 10035, err, 'EWOULDBLOCK');
+    }
+    else {
+      expect_ok('flock', file_fd, err);
+    }
 
     tests_run++;
     fs.flock(file_fd, 'un', function(err) {