Adding script to generate compile commands database

.gitignore

@@ -395,3 +395,9 @@ build/override/
 # WindowsAppSDK specific files
 Microsoft.WinUI.AppX.targets
 !dev/vsix/**/*.pubxml
+
+# Compile commands database for clang-based tools
+compile_commands.json
+
+# MS2CC files used to generate compile commands database
+tools/ms2cc/**

BuildAll.ps1

@@ -26,7 +26,8 @@ Param(
     [string]$OutputDirectory = (Split-Path $MyInvocation.MyCommand.Path) + "\BuildOutput",
     [string]$PGOBuildMode = "Optimize",
     [string]$UpdateVersionDetailsPath = $null,
-    [switch]$Clean = $false
+    [switch]$Clean = $false,
+    [switch]$CleanIntermmediateFiles = $false
 )
 
 Set-StrictMode -Version 3.0
@@ -146,7 +147,7 @@ Try {
         {
             $destinationPaths = Get-Childitem -Path 'packages' -File 'Traceloggingconfig.h' -Recurse
 
-            if (($destinationPaths -ne $null)) 
+            if (($destinationPaths -ne $null))
             {
                 foreach ($destPath in $destinationPaths) {
                 Write-Host 'SourcePath:' $srcPath.FullName
@@ -165,6 +166,13 @@ Try {
     # PreFastSetup intentionally skips the call to MSBuild.exe below.
     if (($AzureBuildStep -eq "all") -Or ($AzureBuildStep -eq "BuildFoundation"))
     {
+        if ($WindowsAppSDKBuildPipeline -eq 1)
+        {
+            $CleanIntermediateFiles = $true
+        }
+
+        $cleanIntermediateFilesArg = if ($CleanIntermediateFiles) { "/p:WindowsAppSDKCleanIntermediateFiles=true" } else { "" }
+
         foreach($configurationToRun in $configuration.Split(","))
         {
             foreach($platformToRun in $platform.Split(","))
@@ -178,7 +186,7 @@ Try {
                                 /binaryLogger:"BuildOutput/binlogs/WindowsAppRuntime.$platformToRun.$configurationToRun.binlog" `
                                 $WindowsAppSDKVersionProperty `
                                 /p:PGOBuildMode=$PGOBuildMode `
-                                /p:WindowsAppSDKCleanIntermediateFiles=true `
+                                $cleanIntermediateFilesArg `
                                 /p:AppxSymbolPackageEnabled=false `
                                 /p:WindowsAppSDKBuildPipeline=$WindowsAppSDKBuildPipeline
                 if ($lastexitcode -ne 0)
@@ -279,7 +287,7 @@ Try {
         {
             foreach($platformToRun in $platform.Split(","))
             {
-                # TODO: $windowsAppSdkBinariesPath may not be defined. Remove the temp downgrade to 1.0 once this issue has been fixed (b#52130179). 
+                # TODO: $windowsAppSdkBinariesPath may not be defined. Remove the temp downgrade to 1.0 once this issue has been fixed (b#52130179).
                 Set-StrictMode -Version 1.0
                 .\build\CopyFilesToStagingDir.ps1 -BuildOutputDir 'BuildOutput' -OverrideDir "$buildOverridePath" -PublishDir "$windowsAppSdkBinariesPath" -NugetDir "$BasePath" -Platform $PlatformToRun -Configuration $ConfigurationToRun
                 Set-StrictMode -Version 3.0

tools/GenerateCompilationDatabase.ps1

@@ -0,0 +1,122 @@
+Param(
+    [string]$Ms2ccVersion = "1.3.0"
+)
+
+$binlogFileBase = Split-Path $PSScriptRoot -parent
+$binlogFile0 = Join-Path $binlogFileBase "BuildOutput\Binlogs\MrtCore.x64.Release.binlog"
+$binlogFile1 = Join-Path $binlogFileBase "BuildOutput\Binlogs\WindowsAppRuntime.x64.Release.binlog"
+
+$binlogFiles = @($binlogFile0, $binlogFile1)
+
+$VCToolsInstallDir = . "${env:ProgramFiles(x86)}\Microsoft Visual Studio\Installer\vswhere.exe" -Latest -prerelease -requires Microsoft.Component.MSBuild -property InstallationPath
+write-host "VCToolsInstallDir: $VCToolsInstallDir"
+
+$msBuildPath = "$VCToolsInstallDir\MSBuild\Current\Bin\msbuild.exe"
+write-host "msBuildPath: $msBuildPath"
+
+Remove-Item "temp-filtered.log" -ErrorAction SilentlyContinue
+Remove-Item "temp-filtered2.log" -ErrorAction SilentlyContinue
+
+# Target "ClCompile" in file "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Microsoft\VC\v170\Microsoft.CppCommon.targets" from project "C:\WindowsAppSDK\dev\Detours\Detours.vcxproj" (target "_ClCompile" depends on it):
+# Context here would be: "C:\WindowsAppSDK\dev\Detours"
+
+foreach ($binlogFile in $binlogFiles) {
+    if (-Not (Test-Path $binlogFile)) {
+        Write-Error "Binlog file not found: $binlogFile"
+        exit 1
+    }
+
+    & $msBuildPath $binlogFile /v:normal /noconlog /flp:logfile=temp.log
+
+    Select-String -Path "temp.log" -Pattern "Target ""ClCompile"" in file","Cl.exe"  |
+        ForEach-Object { $_.Line } |
+        Where-Object { $_ -notmatch "Tracker.exe" } |
+        Out-File -FilePath "temp-filtered.log" -Append -Encoding utf8
+
+    Remove-Item "temp.log"
+}
+
+Write-Host "Filtered log file generated at: $(Get-Location)\temp-filtered.log"
+
+$contextPath = ""
+
+# for each line in temp-filtered.log, if it is a "Target " line, extract the project directory and save in the contextPath variable
+# if it is a "Cl.exe" line, prepend the contextPath to every source file in that line only if it is
+# a relative path, then output the modified line to temp-filtered-2.log
+# The source files are the arguments that ends with .cpp, .c, or .h
+# They can have spaces in them. If so, they are enclosed in quotes.
+
+$lines = Get-Content "temp-filtered.log"
+
+foreach ($line in $lines) {
+    if ($line -match 'Target "ClCompile" in file "([^"]+)" from project "([^"]+)"') {
+        $contextPath = Split-Path $matches[2] -parent
+        Write-Host "Context path set to: $contextPath"
+    } elseif ($line -match 'Cl\.exe (.+)$') {
+        $clLine = $matches[1]
+        $args = $clLine -split ' (?=(?:[^"]*"[^"]*")*[^"]*$)'
+
+        $modifiedArgs = @()
+        foreach ($arg in $args) {
+            if ($arg -match '^(.*\.(cpp|c|h))$' -or $arg -match '^"(.*\.(cpp|c|h))"$') {
+                $filePath = $arg.Trim('"')
+                if (-Not ([System.IO.Path]::IsPathRooted($filePath))) {
+                    $filePath = Join-Path $contextPath $filePath
+                }
+                if ($arg.StartsWith('"') -and $arg.EndsWith('"')) {
+                    $modifiedArgs += '"' + $filePath + '"'
+                } else {
+                    $modifiedArgs += $filePath
+                }
+            } else {
+                $modifiedArgs += $arg
+            }
+        }
+
+        $modifiedLine = "Cl.exe " + ($modifiedArgs -join ' ')
+        Add-Content -Path "temp-filtered2.log" -Value $modifiedLine
+        # Write-Host "Processed Cl.exe line: $modifiedLine"
+    }
+}
+
+$ms2ccPath = Join-Path $PSScriptRoot "ms2cc"
+$ms2ccExe = Join-Path $ms2ccPath "ms2cc.exe"
+
+if (-Not (Test-Path $ms2ccExe)) {
+    Write-Host "Downloading ms2cc..."
+    $ms2ccUrl = "https://github.com/freddiehaddad/ms2cc/releases/download/v$Ms2ccVersion/ms2cc-$Ms2ccVersion.zip"
+    $zipPath = Join-Path $PSScriptRoot "ms2cc-$Ms2ccVersion.zip"
+
+    try {
+        Invoke-WebRequest -Uri $ms2ccUrl -OutFile $zipPath -UseBasicParsing
+        Write-Host "Downloaded ms2cc to: $zipPath"
+
+        if (-Not (Test-Path $ms2ccPath)) {
+            New-Item -ItemType Directory -Path $ms2ccPath -Force | Out-Null
+        }
+
+        Expand-Archive -Path $zipPath -DestinationPath $ms2ccPath -Force
+        Write-Host "Extracted ms2cc to: $ms2ccPath"
+
+        Remove-Item $zipPath -Force
+        Write-Host "Cleaned up zip file"
+
+        if (Test-Path $ms2ccExe) {
+            Write-Host "ms2cc successfully downloaded and extracted"
+        } else {
+            Write-Error "Failed to extract ms2cc.exe"
+            exit 1
+        }
+    }
+    catch {
+        Write-Error "Failed to download or extract ms2cc: $_"
+        exit 1
+    }
+} else {
+    Write-Host "ms2cc already exists at: $ms2ccExe"
+}
+
+& $ms2ccExe -i "temp-filtered2.log" -d (Split-Path $PSScriptRoot -parent) -p
+
+# Remove-Item "temp-filtered.log"
+# Remove-Item "temp-filtered2.log"