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author | Ulrich Drepper <drepper@redhat.com> | 2003-02-05 09:54:24 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-02-05 09:54:24 +0000 |
commit | a88c9263686012ca2a336379b7d66e59dea2b43b (patch) | |
tree | f83540ebdedecb23aa76a4e84e2e5c370bf9809d /nptl/sysdeps/s390/td_ta_map_lwp2thr.c | |
parent | ec609a8e77b592e5f8ef95fd2c1d44015a45d063 (diff) | |
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Update.
2003-02-05 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/bits/libc-lock.h (__libc_once): Set control
variable for non-libpthread case to the same value the
pthread_once function would use.
Diffstat (limited to 'nptl/sysdeps/s390/td_ta_map_lwp2thr.c')
-rw-r--r-- | nptl/sysdeps/s390/td_ta_map_lwp2thr.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/nptl/sysdeps/s390/td_ta_map_lwp2thr.c b/nptl/sysdeps/s390/td_ta_map_lwp2thr.c new file mode 100644 index 0000000000..d12328f116 --- /dev/null +++ b/nptl/sysdeps/s390/td_ta_map_lwp2thr.c @@ -0,0 +1,47 @@ +/* Which thread is running on an LWP? i386 version. + Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "thread_dbP.h" +#include <tls.h> + + +td_err_e +td_ta_map_lwp2thr (const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th) +{ + LOG ("td_ta_map_lwp2thr"); + + /* Test whether the TA parameter is ok. */ + if (! ta_ok (ta)) + return TD_BADTA; + + prgregset_t regs; + if (ps_lgetregs (ta->ph, lwpid, regs) != PS_OK) + return TD_ERR; + + /* Get the thread area for the addressed thread. */ + if (ps_get_thread_area (ta->ph, lwpid, regs[18] >> 3, &th->th_unique) + != PS_OK) + return TD_ERR; /* XXX Other error value? */ + + /* Found it. Now complete the `td_thrhandle_t' object. */ + th->th_ta_p = (td_thragent_t *) ta; + + return TD_OK; +} |