From b11726cfcebc66cb68a0bf564a017e54ffc22fc3 Mon Sep 17 00:00:00 2001
From: reksarka <reksarka@gmail.com>
Date: Wed, 17 Jan 2024 19:01:25 +0200
Subject: [PATCH] FIX: `get-sdk.bat`

Requires an URL as the first arg.
---
 README.md   |  8 +++++---
 get-sdk.bat | 11 +++++++++++
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 1196ba5..a014e44 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Collects portable MS Visual Studio Tools.
 Currently only x64-x64 is available for host-target platforms.
 
 ```bat
-vsget [destination]
+vsget "[destination]"
 ```
 
 Downloads and unpacks (without installation) to `destination`:
@@ -23,18 +23,20 @@ Adds related `vcvars*.bat` to init the VS Tools environment.
 Windows SDK can be downloaded separately:
 
 ```bat
-get-sdk [destination]
+get-sdk "[url]" "[destination]"
 ```
 
 Downloads the ISO, extracts the MSI installers (with related CAB files) of the
 SDK components and unpacks them into `destination`.
 
+The actual `SDK_URL` can be found in `vsget.bat`.
+
 # Uncache MS Visual Studio Components
 
 Use the MS Visual Studio cache to generate `vsix-groups\*.txt` files:
 
 ```bat
-vsuncache {CachePath}
+vsuncache "{CachePath}"
 ```
 
 If the optional `CachePath` is ommited, tries to find the VS cache path in the
diff --git a/get-sdk.bat b/get-sdk.bat
index a14d2be..051892f 100644
--- a/get-sdk.bat
+++ b/get-sdk.bat
@@ -16,6 +16,17 @@ call which destination >NUL 2>&1 || set "PATH=%~dp0utils;%PATH%"
 call which check-components >NUL 2>&1 || set "PATH=%~dp0sdk;%PATH%"
 
 set url=%~1
+
+if "%url%" == "" (
+  echo [ERR][%~n0] SDK URL is required!
+  exit /b 1
+)
+
+if not "%url:~0,4%" == "http" (
+  echo [ERR][%~n0] Invalid SDK URL!
+  exit /b 1
+)
+
 call destination "%~2" || exit /b 1
 
 call check-components "%destination%" && (