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Add hooks to read the application-assigned name of a thread.

This commit is contained in:
nathanw 2003-02-27 00:54:07 +00:00
parent d89d6b98f7
commit 0e0a0e7f51
2 changed files with 36 additions and 3 deletions
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34
lib/libpthread_dbg/pthread_dbg.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pthread_dbg.c,v 1.3 2003/01/18 19:10:41 christos Exp $ */
/* $NetBSD: pthread_dbg.c,v 1.4 2003/02/27 00:54:07 nathanw Exp $ */
/*-
* Copyright (c) 2002 Wasabi Systems, Inc.
@ -48,6 +48,8 @@
#include <pthread_dbg_int.h>
#include <machine/reg.h>
#define MIN(a,b) ((a)<(b) ? (a) : (b))
static int td__getthread(td_proc_t *proc, caddr_t addr, td_thread_t **threadp);
static int td__getsync(td_proc_t *proc, caddr_t addr, td_sync_t **syncp);
@ -273,6 +275,34 @@ td_thr_info(td_thread_t *thread, td_thread_info_t *info)
return 0;
}
int
td_thr_getname(td_thread_t *thread, char *name, int len)
{
int val, tmp;
caddr_t nameaddr;
val = READ(thread->proc, thread->addr, &tmp, sizeof(tmp));
if (val != 0)
return val;
if (tmp != PT_MAGIC)
return TD_ERR_BADTHREAD;
if ((val = READ(thread->proc,
thread->addr + offsetof(struct pthread_st, pt_name),
&nameaddr, sizeof(nameaddr))) != 0)
return val;
if (nameaddr == 0)
name[0] = '\0';
else if ((val = READ(thread->proc, nameaddr,
name, MIN(PTHREAD_MAX_NAMELEN_NP, len))) != 0)
return val;
return 0;
}
int
td_thr_getregs(td_thread_t *thread, int regset, void *buf)
{
@ -422,7 +452,7 @@ td_thr_join_iter(td_thread_t *thread, int (*call)(td_thread_t *, void *),
val = td__getthread(thread->proc, next, &thread2);
if (val != 0)
return val;
val = (*call)(thread, arg);
val = (*call)(thread2, arg);
if (val != 0)
return 0;

5
lib/libpthread_dbg/pthread_dbg.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: pthread_dbg.h,v 1.2 2003/01/18 10:34:23 thorpej Exp $ */
/* $NetBSD: pthread_dbg.h,v 1.3 2003/02/27 00:54:08 nathanw Exp $ */
/*-
* Copyright (c) 2002 Wasabi Systems, Inc.
@ -135,6 +135,9 @@ int td_thr_iter(td_proc_t *, int (*)(td_thread_t *, void *), void *);
/* Get information on a thread */
int td_thr_info(td_thread_t *, td_thread_info_t *);
/* Get the user-assigned name of a thread */
int td_thr_getname(td_thread_t *, char *, int);
/* Get register state of a thread */
int td_thr_getregs(td_thread_t *, int, void *);