If p_pid is zero use ps_getpid().

1 files changed, 8 insertions, 3 deletions

diff --git a/linuxthreads_db/td_thr_getgregs.c b/linuxthreads_db/td_thr_getgregs.c
index a4d861970e..a95fcaf13c 100644
--- a/linuxthreads_db/td_thr_getgregs.c
+++ b/linuxthreads_db/td_thr_getgregs.c
@@ -1,5 +1,5 @@
 /* Get a thread's general register set.
-   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
 
@@ -37,8 +37,13 @@ td_thr_getgregs (const td_thrhandle_t *th, prgregset_t gregs)
   if (pds.p_terminated)
     memset (gregs, '\0', sizeof (prgregset_t));
   /* Otherwise get the register content through the callback.  */
-  else if (ps_lgetregs (th->th_ta_p->ph, pds.p_pid, gregs) != PS_OK)
-    return TD_ERR;
+  else
+    {
+      pid_t pid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph);
+
+      if (ps_lgetregs (th->th_ta_p->ph, pid, gregs) != PS_OK)
+	return TD_ERR;
+    }
 
   return TD_OK;
 }