diff options
| -rw-r--r-- | gnu/usr.bin/binutils/gdb/alpha/kvm-fbsd.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gnu/usr.bin/binutils/gdb/alpha/kvm-fbsd.c b/gnu/usr.bin/binutils/gdb/alpha/kvm-fbsd.c index 55e4c83..23a016e 100644 --- a/gnu/usr.bin/binutils/gdb/alpha/kvm-fbsd.c +++ b/gnu/usr.bin/binutils/gdb/alpha/kvm-fbsd.c @@ -378,7 +378,7 @@ static void set_proc_cmd(arg) char *arg; { - CORE_ADDR addr; + CORE_ADDR addr, first_td; void *val; if (!arg) @@ -389,11 +389,17 @@ set_proc_cmd(arg) addr = (CORE_ADDR)parse_and_eval_address(arg); - /* Read the PCB address in proc structure. */ - addr += (int) &((struct proc *)0)->p_thread.td_pcb; + /* Find the first thread in the process XXXKSE */ + addr += offsetof(struct proc, p_threads.tqh_first); + if (kvread(addr, &first_td)) + error("cannot read thread ptr"); + + /* Read the PCB address in thread structure. */ + addr = first_td + offsetof(struct thread, td_pcb); if (kvread(addr, &val)) error("cannot read pcb ptr"); + /* Read the PCB address in proc structure. */ if (set_context((CORE_ADDR)val)) error("invalid proc address"); } |
