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authorRoland McGrath <roland@gnu.org>2015-04-28 11:07:24 +0800
committerWaldemar Brodkorb <wbx@openadk.org>2015-06-10 10:17:53 -0500
commit8d92e32a73655a0820ce5085f017911abaad28b3 (patch)
tree0cb314484a17a76b3255a795f3103e41b877b8b2 /libpthread/nptl_db/td_thr_getgregs.c
parent8484e59e6b1dfe424d13f736c146aafbeac5cabf (diff)
init.c (__nptl_initial_report_events): New variable.
(__pthread_initialize_minimal_internal): Initialize pd->report_events to that. This patch helps NPTL report TD_CREATE event, so that GDB could catch the event and update its thread_list. Link: http://lists.uclibc.org/pipermail/uclibc/2015-April/048921.html [shengyong: - original patch from glibc: commit 7d9d8bd18906fdd17364f372b160d7ab896ce909 - context adjust - update nptl_db/ChangeLog] Signed-off-by: Roland McGrath <roland@gnu.org> Signed-off-by: Sheng Yong <shengyong1@huawei.com> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'libpthread/nptl_db/td_thr_getgregs.c')
-rw-r--r--libpthread/nptl_db/td_thr_getgregs.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/libpthread/nptl_db/td_thr_getgregs.c b/libpthread/nptl_db/td_thr_getgregs.c
index 497941b75..d5f0f61a8 100644
--- a/libpthread/nptl_db/td_thr_getgregs.c
+++ b/libpthread/nptl_db/td_thr_getgregs.c
@@ -1,5 +1,5 @@
/* Get a thread's general register set.
- Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2001, 2002, 2003, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 1999.
@@ -28,6 +28,11 @@ td_thr_getgregs (const td_thrhandle_t *th, prgregset_t regset)
LOG ("td_thr_getgregs");
+ if (th->th_unique == 0)
+ /* Special case for the main thread before initialization. */
+ return ps_lgetregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph),
+ regset) != PS_OK ? TD_ERR : TD_OK;
+
/* We have to get the state and the PID for this thread. */
err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread,
cancelhandling, 0);