Live userspace process debugging #320
Description
drgn can currently attach to a live userspace process and read its variables, types, memory, etc. However, it can't pause threads, get stack traces, or set breakpoints.
- Implement a new API for representing threads #129
- Add thread attach/detach/event operations with ptrace #171
- Add higher-level thread pause/resume APIs
- Support stack traces in live userspace processes
- Implement breakpoints and single-stepping of userspace processes #132
-
call_functionfor non-kernel programs #471