Have lldb-dap extension support multi-root workspace

[award999]

• Allow running when no workspace folder is present, and do not override the cwd set in the launch configuration
• Support getting configuration from workspace file

Issue: #142469

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[llvmbot]

@llvm/pr-subscribers-lldb

Author: None (award999)

Changes

• Allow running when no workspace folder is present, and do not override the cwd set in the launch configuration
• Support getting configuration from workspace file

Issue: #142469

---

Full diff: https://github.com/llvm/llvm-project/pull/142470.diff

1 Files Affected:

• (modified) lldb/tools/lldb-dap/src-ts/debug-adapter-factory.ts (+2-2)

diff --git a/lldb/tools/lldb-dap/src-ts/debug-adapter-factory.ts b/lldb/tools/lldb-dap/src-ts/debug-adapter-factory.ts
index d61b81e4c041f..b5db45b56d6a6 100644
--- a/lldb/tools/lldb-dap/src-ts/debug-adapter-factory.ts
+++ b/lldb/tools/lldb-dap/src-ts/debug-adapter-factory.ts
@@ -169,7 +169,7 @@ export async function createDebugAdapterExecutable(
   workspaceFolder: vscode.WorkspaceFolder | undefined,
   configuration: vscode.DebugConfiguration,
 ): Promise<vscode.DebugAdapterExecutable> {
-  const config = vscode.workspace.getConfiguration("lldb-dap", workspaceFolder);
+  const config = vscode.workspace.workspaceFile ? vscode.workspace.getConfiguration("lldb-dap") : vscode.workspace.getConfiguration("lldb-dap", workspaceFolder);
   const log_path = config.get<string>("log-path");
   let env: { [key: string]: string } = {};
   if (log_path) {
@@ -184,7 +184,7 @@ export async function createDebugAdapterExecutable(
       ...configEnvironment,
       ...env,
     },
-    cwd: workspaceFolder!!.uri.fsPath,
+    cwd: configuration.cwd ?? workspaceFolder?.uri.fsPath,
   };
   const dbgArgs = await getDAPArguments(workspaceFolder, configuration);
 

[JDevlieghere]

LGTM

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