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fix for PR 13618 -- gdb incorrectly reports thread information.

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If other systems besides nm-sun4sol2 exhibit the problem, they may need
definitions of FIND_NEW_THREADS and a corresponding support function.
This commit is contained in:
David Taylor 1997-10-24 21:04:39 +00:00
parent c14d0cc015
commit 022278948f
4 changed files with 53 additions and 0 deletions
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9
gdb/ChangeLog
View file

@ -1,3 +1,12 @@
Fri Oct 24 16:48:21 1997 David Taylor <taylor@texas.cygnus.com>
* sol-thread.c (sol_find_new_threads_callback,
sol_find_new_threads): New functions.
* config/sparc/nm-sun4sol2.h (FIND_NEW_THREADS): New macro, invoke
sol_find_new_threads.
* thread.c (info_threads_command): invoke FIND_NEW_THREADS if it
is defined.
Thu Oct 23 16:16:04 1997 Jeff Law (law@fast.cs.utah.edu)
* dbxread.c (process_one_symbol): Put back initialization

3
gdb/config/sparc/nm-sun4sol2.h
View file

@ -39,4 +39,7 @@ struct objfile;
void sol_thread_new_objfile PARAMS ((struct objfile *objfile));
#define FIND_NEW_THREADS sol_find_new_threads
void sol_find_new_threads PARAMS ((void));
#endif

37
gdb/sol-thread.c
View file

@ -1239,6 +1239,43 @@ solaris_pid_to_str (pid)
}
/* Worker bee for find_new_threads
Callback function that gets called once per USER thread (i.e., not
kernel) thread. */
static int
sol_find_new_threads_callback(th, ignored)
const td_thrhandle_t *th;
void *ignored;
{
td_err_e retval;
td_thrinfo_t ti;
int pid;
if ((retval = p_td_thr_get_info(th, &ti)) != TD_OK)
{
return -1;
}
pid = BUILD_THREAD(ti.ti_tid, PIDGET(inferior_pid));
if (!in_thread_list(pid))
add_thread(pid);
return 0;
}
void
sol_find_new_threads()
{
if (inferior_pid == -1)
{
printf_filtered("No process.\n");
return;
}
p_td_ta_thr_iter (main_ta, sol_find_new_threads_callback, (void *)0,
TD_THR_ANY_STATE, TD_THR_LOWEST_PRIORITY,
TD_SIGNO_MASK, TD_THR_ANY_USER_FLAGS);
}
#ifdef MAINTENANCE_CMDS
/* Worker bee for info sol-thread command. This is a callback function that
gets called once for each Solaris thread (ie. not kernel thread) in the

4
gdb/thread.c
View file

@ -347,6 +347,10 @@ info_threads_command (arg, from_tty)
if (!target_has_stack) error ("No stack.");
prune_threads ();
#if defined(FIND_NEW_THREADS)
FIND_NEW_THREADS ();
#endif
for (tp = thread_list; tp; tp = tp->next)
{
if (tp->pid == current_pid)