add build script

build-azahar.ps1

@@ -0,0 +1,72 @@
+# Build script for Azahar
+# Uses ninja + MSVC (VS 2026 Community) + VS-bundled cmake
+
+$SourceDir  = "$PSScriptRoot"
+$BuildDir   = "$PSScriptRoot\build"
+$VSPath     = "D:\Program Files\Microsoft Visual Studio\18\Community"
+$MSVCBin    = "$VSPath\VC\Tools\MSVC\14.50.35717\bin\Hostx64\x64"
+$NinjaPath  = "C:\Strawberry\c\bin\ninja.exe"
+$CcachePath = "C:\Strawberry\c\bin\ccache.exe"
+$CMakePath  = "$VSPath\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin\cmake.exe"
+$Qt6Dir     = "$BuildDir\externals\qt\6.9.3\msvc2022_64\lib\cmake\Qt6"
+
+foreach ($tool in @($NinjaPath, $CMakePath)) {
+    if (-not (Test-Path $tool)) { Write-Error "Tool not found: $tool"; exit 1 }
+}
+
+# Import MSVC environment via VsDevCmd
+$VsDevCmd = "$VSPath\Common7\Tools\VsDevCmd.bat"
+if (-not (Test-Path $VsDevCmd)) { Write-Error "VsDevCmd.bat not found at: $VsDevCmd"; exit 1 }
+$envVars = & "C:\Windows\System32\cmd.exe" /c "`"$VsDevCmd`" -arch=x64 -no_logo && set" 2>&1
+foreach ($line in $envVars) {
+    if ($line -match '^([^=]+)=(.*)$') {
+        [System.Environment]::SetEnvironmentVariable($Matches[1], $Matches[2], 'Process')
+    }
+}
+
+# Delete stale CMakeCache.txt if it points to a different source directory
+$cacheFile = "$BuildDir\CMakeCache.txt"
+if (Test-Path $cacheFile) {
+    $cachedSource = Select-String -Path $cacheFile -Pattern "^CMAKE_HOME_DIRECTORY:INTERNAL=(.+)" |
+                    ForEach-Object { $_.Matches[0].Groups[1].Value.Trim() }
+    if ($cachedSource -and ($cachedSource -ne $SourceDir.Replace('\','/'))) {
+        Write-Host "Stale CMakeCache.txt detected (was: $cachedSource), removing..." -ForegroundColor Yellow
+        Remove-Item $cacheFile -Force
+    }
+}
+
+# Configure cmake
+Write-Host "Configuring cmake..." -ForegroundColor Cyan
+$cmakeArgs = @(
+    "-S", $SourceDir,
+    "-B", $BuildDir,
+    "-G", "Ninja",
+    "-DCMAKE_BUILD_TYPE=Release",
+    "-DCMAKE_MAKE_PROGRAM=$NinjaPath",
+    "-DCMAKE_C_COMPILER=$MSVCBin\cl.exe",
+    "-DCMAKE_CXX_COMPILER=$MSVCBin\cl.exe",
+    "-DQt6_DIR=$Qt6Dir"
+)
+if (Test-Path $CcachePath) {
+    $cmakeArgs += "-DCMAKE_C_COMPILER_LAUNCHER=$CcachePath"
+    $cmakeArgs += "-DCMAKE_CXX_COMPILER_LAUNCHER=$CcachePath"
+}
+& $CMakePath @cmakeArgs
+if ($LASTEXITCODE -ne 0) { Write-Error "cmake configure failed"; exit $LASTEXITCODE }
+
+# Build
+$jobs = $args[0]
+if (-not $jobs) { $jobs = [Environment]::ProcessorCount }
+
+Write-Host "Building Azahar with $jobs parallel jobs..." -ForegroundColor Cyan
+Push-Location $BuildDir
+try {
+    & $NinjaPath -j $jobs citra_meta
+    if ($LASTEXITCODE -ne 0) {
+        Write-Host "Build FAILED (exit code $LASTEXITCODE)" -ForegroundColor Red
+        exit $LASTEXITCODE
+    }
+    Write-Host "Build succeeded." -ForegroundColor Green
+} finally {
+    Pop-Location
+}