Make the GDB-attach stuff thread-aware, and work (at least partially)
when running multithreaded.  Can still cause crashes (assertion failures)
when GDB exits.  I think it that's due to my use of libc's system()
call; should roll my own.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@111 a5019735-40e9-0310-863c-91ae7b9d1cf9
9 files changed