More friendly batch files & error handling

SandboxiePlus/install_jom.cmd

@@ -1,6 +1,25 @@
+@echo off
+
+::Check that needed programs exist in path
+where /q curl
+if %ERRORLEVEL% == 1 (
+    echo curl.exe not found in path!
+    exit /b 1
+)
+
+where /q 7z
+if %ERRORLEVEL% == 1 (
+    echo 7z.exe not found in path!
+    exit /b 2
+)
+
 curl -LsSO --output-dir %~dp0..\..\ https://download.qt.io/official_releases/jom/jom.zip
-"C:\Program Files\7-Zip\7z.exe" x -aoa -o%~dp0..\..\Qt\Tools\QtCreator\bin\ %~dp0..\..\jom.zip
+7z x -aoa -o%~dp0..\..\Qt\Tools\QtCreator\bin\ %~dp0..\..\jom.zip
 
 REM dir %~dp0..\..\
 REM dir %~dp0..\..\Qt
 REM dir %~dp0..\..\Qt\Tools
+
+echo Success!
+::/b terminates the script without closing the CMD
+exit /b 0

SandboxiePlus/qmake_plus.cmd

@@ -1,9 +1,13 @@
-REM @echo off
+@echo off
 REM echo Current dir: %cd%
 REM echo folder: %~dp0
 REM echo arch: %1
 
 
+IF "%1" == "" (
+  call :print_usage
+  exit /b 2
+) 
 IF %1 == Win32 (
   set qt_path=%~dp0..\..\Qt\5.15.2\msvc2019
 
@@ -13,31 +17,29 @@ IF %1 == Win32 (
   set build_arch=Win32
   set qt_params= 
 call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars32.bat"
-)
-IF %1 == x64 (
+) ELSE IF %1 == x64 (
   set qt_path=%~dp0..\..\Qt\5.15.2\msvc2019_64
-REM  set qt_path=%~dp0..\..\Qt\6.3.1\msvc2019_64
+  REM  set qt_path=%~dp0..\..\Qt\6.3.1\msvc2019_64
 
   REM get private headers for QtCore
   Xcopy /E /I /Y /Q %~dp0..\..\Qt\5.15.2\msvc2019_64\include\QtCore\5.15.2\QtCore %~dp0..\..\Qt\5.15.2\msvc2019_64\include\QtCore
-REM  Xcopy /E /I /Y /Q %~dp0..\..\Qt\6.3.1\msvc2019_64\include\QtCore\6.3.1\QtCore %~dp0..\..\Qt\6.3.1\msvc2019_64\include\QtCore
+  REM  Xcopy /E /I /Y /Q %~dp0..\..\Qt\6.3.1\msvc2019_64\include\QtCore\6.3.1\QtCore %~dp0..\..\Qt\6.3.1\msvc2019_64\include\QtCore
 
   set build_arch=x64
   set qt_params= 
   call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
-)
-IF %1 == ARM64 (
+) ELSE IF %1 == ARM64 (
   set qt_path=%~dp0..\..\Qt\6.3.1\msvc2019_64
 
   REM get private headers for QtCore
   Xcopy /E /I /Y /Q %~dp0..\..\Qt\6.3.1\msvc2019_arm64\include\QtCore\6.3.1\QtCore %~dp0..\..\Qt\6.3.1\msvc2019_arm64\include\QtCore
 
   set build_arch=ARM64
 
-REM  set qt_params=-qtconf "%~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\target_qt.conf"
-
-REM type %~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\target_qt.conf
-
+  REM  set qt_params=-qtconf "%~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\target_qt.conf"
+    
+  REM type %~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\target_qt.conf
+    
   REM
   REM The target_qt.conf as provided by the windows-2019 github action runner
   REM is non functional, hence we create our own working edition here.
@@ -58,8 +60,12 @@ REM type %~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\target_qt.conf
 
   set qt_params=-qtconf "%~dp0..\..\Qt\6.3.1\msvc2019_arm64\bin\my_target_qt.conf"
 
-REM  set VSCMD_DEBUG=3
-call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsamd64_arm64.bat"
+  REM  set VSCMD_DEBUG=3
+  call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsamd64_arm64.bat"
+) ELSE (
+  echo Unknown architecture!
+  call :print_usage
+  exit /b 2
 )
 @echo on
 
@@ -121,8 +127,13 @@ rem dir .\bin
 rem dir .\bin\%build_arch%
 rem dir .\bin\%build_arch%\Release
 
-goto :eof
+exit /b 0
+
+:print_usage
+echo Usage: qmake_plus.cmd ^<architecture^>
+echo Architecture can be Win32 / x64 / ARM64
 
 :error
 echo Build failed
-exit 1
+exit /b 1
+