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authorEric Andersen <andersen@codepoet.org>2003-02-27 18:13:05 +0000
committerEric Andersen <andersen@codepoet.org>2003-02-27 18:13:05 +0000
commit187dd78d7bd1c03fcf16e54a30314512d38e1a4a (patch)
tree9780638e5286b40da74a128c9f540a9ea720862f /libpthread/linuxthreads_db/td_ta_map_lwp2thr.c
parentd4d6e2c50565da18253cd0d6f3332484142b6587 (diff)
Major update for pthreads, based in large part on improvements
from glibc 2.3. This should make threads much more efficient. -Erik
Diffstat (limited to 'libpthread/linuxthreads_db/td_ta_map_lwp2thr.c')
-rw-r--r--libpthread/linuxthreads_db/td_ta_map_lwp2thr.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/libpthread/linuxthreads_db/td_ta_map_lwp2thr.c b/libpthread/linuxthreads_db/td_ta_map_lwp2thr.c
index 8ae5aec78..1337a5c68 100644
--- a/libpthread/linuxthreads_db/td_ta_map_lwp2thr.c
+++ b/libpthread/linuxthreads_db/td_ta_map_lwp2thr.c
@@ -1,5 +1,5 @@
/* Which thread is running on an lwp?
- Copyright (C) 1999 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
@@ -19,6 +19,7 @@
02111-1307 USA. */
#include "thread_dbP.h"
+#include "../linuxthreads/internals.h"
td_err_e
@@ -34,7 +35,7 @@ td_ta_map_lwp2thr (const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
# define num 1
#endif
- LOG (__FUNCTION__);
+ LOG ("td_ta_map_lwp2thr");
/* Test whether the TA parameter is ok. */
if (! ta_ok (ta))
@@ -75,7 +76,16 @@ td_ta_map_lwp2thr (const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
return TD_OK;
}
- }
+ }
+ else if (cnt == 0)
+ {
+ /* The initial thread always exists. But it might not yet be
+ initialized. Construct a value. */
+ th->th_ta_p = (td_thragent_t *) ta;
+ th->th_unique = NULL;
+
+ return TD_OK;
+ }
return TD_NOLWP;
}