[lldb] [llvm] [LLDB] Add a target.launch-working-dir setting (PR #113521)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-remote-linux-ubuntu` running on `as-builder-9` while building `lldb,llvm` at step 16 "test-check-lldb-api".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/195/builds/622

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 16 (test-check-lldb-api) failure: Test just built components: check-lldb-api completed (failure)
******************** TEST 'lldb-api :: commands/process/launch/TestProcessLaunch.py' FAILED ********************
Script:
--
/usr/bin/python3.12 /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env LLVM_LIBS_DIR=/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./lib --env LLVM_INCLUDE_DIR=/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/include --env LLVM_TOOLS_DIR=/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./bin --libcxx-include-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/include/c++/v1 --libcxx-include-target-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/include/aarch64-unknown-linux-gnu/c++/v1 --libcxx-library-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./lib/aarch64-unknown-linux-gnu --arch aarch64 --build-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/lldb-test-build.noindex --lldb-module-cache-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/lldb-test-build.noindex/module-cache-lldb/lldb-api --clang-module-cache-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/lldb-test-build.noindex/module-cache-clang/lldb-api --executable /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./bin/lldb --compiler /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang --dsymutil /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./bin/dsymutil --make /usr/bin/make --llvm-tools-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./bin --lldb-obj-root /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/tools/lldb --lldb-libs-dir /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/./lib --platform-url connect://jetson-agx-2198.lab.llvm.org:1234 --platform-working-dir /home/ubuntu/lldb-tests --sysroot /mnt/fs/jetson-agx-ubuntu --env ARCH_CFLAGS=-mcpu=cortex-a78 --platform-name remote-linux /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/llvm-project/lldb/test/API/commands/process/launch -p TestProcessLaunch.py
--
Exit Code: 1

Command Output (stdout):
--
lldb version 20.0.0git (https://github.com/llvm/llvm-project.git revision 6620cd25234a42ca4b51490627afcb93fa443dc3)
  clang revision 6620cd25234a42ca4b51490627afcb93fa443dc3
  llvm revision 6620cd25234a42ca4b51490627afcb93fa443dc3
Setting up remote platform 'remote-linux'
Connecting to remote platform 'remote-linux' at 'connect://jetson-agx-2198.lab.llvm.org:1234'...
Connected.
Setting remote platform working directory to '/home/ubuntu/lldb-tests'...
Skipping the following test categories: ['dsym', 'gmodules', 'debugserver', 'objc', 'lldb-dap']

--
Command Output (stderr):
--
WARNING:root:Custom libc++ is not supported for remote runs: ignoring --libcxx arguments
PASS: LLDB (/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang-aarch64) :: test_environment_with_special_char (TestProcessLaunch.ProcessLaunchTestCase.test_environment_with_special_char)
UNSUPPORTED: LLDB (/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang-aarch64) :: test_io (TestProcessLaunch.ProcessLaunchTestCase.test_io) (skip on remote platform) 
UNSUPPORTED: LLDB (/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang-aarch64) :: test_set_working_dir_existing (TestProcessLaunch.ProcessLaunchTestCase.test_set_working_dir_existing) (skip on remote platform) 
UNSUPPORTED: LLDB (/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang-aarch64) :: test_set_working_dir_nonexisting (TestProcessLaunch.ProcessLaunchTestCase.test_set_working_dir_nonexisting) (skip on remote platform) 
FAIL: LLDB (/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang-aarch64) :: test_target_launch_working_dir_prop (TestProcessLaunch.ProcessLaunchTestCase.test_target_launch_working_dir_prop)
======================================================================
FAIL: test_target_launch_working_dir_prop (TestProcessLaunch.ProcessLaunchTestCase.test_target_launch_working_dir_prop)
   Test that the setting `target.launch-working-dir` is correctly used when launching a process.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/llvm-project/lldb/test/API/commands/process/launch/TestProcessLaunch.py", line 235, in test_target_launch_working_dir_prop
    self.expect(
  File "/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2370, in expect
    self.runCmd(
  File "/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 1000, in runCmd
    self.assertTrue(self.res.Succeeded(), msg + output)
AssertionError: False is not true : Command 'process launch -o /home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/lldb-test-build.noindex/commands/process/launch/TestProcessLaunch.test_target_launch_working_dir_prop/my_working_dir/my_working_dir_test.out' did not return successfully
Error output:
error: Cannot launch '/home/ubuntu/lldb-tests/commands/process/launch/5/TestProcessLaunch.test_target_launch_working_dir_prop/a.out': DupDescriptor-open failed: No such file or directory

Config=aarch64-/home/buildbot/worker/as-builder-9/lldb-remote-linux-ubuntu/build/bin/clang
----------------------------------------------------------------------
Ran 5 tests in 1.964s

FAILED (failures=1, skipped=3)

--

...

```

</details>

https://github.com/llvm/llvm-project/pull/113521