fix #716: warn about loss of file permissions

README.md

@@ -7,7 +7,14 @@ Build [NW.js](https://github.com/nwjs/nw.js) applications for Mac, Windows and L
 
 > Before using `nw-builder`, please go through how to [write an NW.js application](https://nwjs.readthedocs.io/en/latest/For%20Users/Getting%20Started/).
 
-## Install
+- [Installation](https://github.com/nwutils/nw-builder#installation)
+- [Usage](https://github.com/nwutils/nw-builder#usage)
+- [Limitations](https://github.com/nwutils/nw-builder#limitations)
+- [API Reference](https://nwutils.io/nw-builder/global#nwbuild)
+- [Contributing](https://github.com/nwutils/nw-builder#contributing)
+- [License](https://github.com/nwutils/nw-builder#license)
+
+## Installation
 
 Install `nw-builder` via `npm` or your preferred Node package manager of choice.
 
@@ -102,6 +109,10 @@ package.json usage
 
 For more options, check out the [API reference](https://nwutils.io/nw-builder/global#nwbuild).
 
+## Limitations
+
+- #716 File permissions are incorrectly set for Linux or MacOS apps built on Windows platform.
+
 ## Migration to v4
 
 ### Update `nw-builder`

src/bld/linuxCfg.js

@@ -1,3 +1,4 @@
+import { platform } from "node:process";
 import { rename, writeFile } from "node:fs/promises";
 
 import { log } from "../log.js";
@@ -11,6 +12,9 @@ import { log } from "../log.js";
  * @return {undefined}
  */
 export const setLinuxConfig = async (app, outDir) => {
+  if (platform === "win32") {
+    log.warn("Linux apps built on Windows platform do not preserve all file permissions. See #716");
+  }
   let desktopEntryFile = {
     Type: "Application",
     Version: "1.5",

src/bld/osxCfg.js

@@ -1,3 +1,4 @@
+import { platform } from "node:process";
 import fs from "node:fs/promises";
 import path from "node:path";
 
@@ -13,6 +14,9 @@ import { log } from "../log.js";
  * @return {Promise<undefined>}
  */
 const setOsxConfig = async (pkg, outDir) => {
+  if (platform === "win32") {
+    log.warn("MacOS apps built on Windows platform do not preserve all file permissions. See #716");
+  }
   try {
     const outApp = path.resolve(outDir, `${pkg.name}.app`);
     await fs.rename(path.resolve(outDir, "nwjs.app"), outApp);