diff options
Diffstat (limited to 'nptl_db/td_thr_validate.c')
| -rw-r--r-- | nptl_db/td_thr_validate.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/nptl_db/td_thr_validate.c b/nptl_db/td_thr_validate.c index e0b05f52e7..3d560a621b 100644 --- a/nptl_db/td_thr_validate.c +++ b/nptl_db/td_thr_validate.c @@ -1,5 +1,5 @@ /* Validate a thread handle. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 1999. @@ -19,10 +19,10 @@ 02111-1307 USA. */ #include "thread_dbP.h" - +#include <stdbool.h> static td_err_e -check_thread_list (const td_thrhandle_t *th, psaddr_t head) +check_thread_list (const td_thrhandle_t *th, psaddr_t head, bool *uninit) { td_err_e err; psaddr_t next, ofs; @@ -31,7 +31,10 @@ check_thread_list (const td_thrhandle_t *th, psaddr_t head) if (err == TD_OK) { if (next == 0) - return TD_NOTHR; + { + *uninit = true; + return TD_NOTHR; + } err = DB_GET_FIELD_ADDRESS (ofs, th->th_ta_p, 0, pthread, list, 0); } @@ -59,9 +62,10 @@ td_thr_validate (const td_thrhandle_t *th) LOG ("td_thr_validate"); /* First check the list with threads using user allocated stacks. */ + bool uninit = false; err = DB_GET_SYMBOL (list, th->th_ta_p, __stack_user); if (err == TD_OK) - err = check_thread_list (th, list); + err = check_thread_list (th, list, &uninit); /* If our thread is not on this list search the list with stack using implementation allocated stacks. */ @@ -69,7 +73,18 @@ td_thr_validate (const td_thrhandle_t *th) { err = DB_GET_SYMBOL (list, th->th_ta_p, stack_used); if (err == TD_OK) - err = check_thread_list (th, list); + err = check_thread_list (th, list, &uninit); + + if (err == TD_NOTHR && uninit) + { + /* __pthread_initialize_minimal has not run yet. + But the main thread still has a valid ID. */ + td_thrhandle_t main_th; + err = td_ta_map_lwp2thr (th->th_ta_p, + ps_getpid (th->th_ta_p->ph), &main_th); + if (err == TD_OK && th->th_unique != main_th.th_unique) + err = TD_NOTHR; + } } return err; |