diff options
Diffstat (limited to 'nptl/sysdeps/sh/td_ta_map_lwp2thr.c')
-rw-r--r-- | nptl/sysdeps/sh/td_ta_map_lwp2thr.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/nptl/sysdeps/sh/td_ta_map_lwp2thr.c b/nptl/sysdeps/sh/td_ta_map_lwp2thr.c new file mode 100644 index 0000000000..75853009da --- /dev/null +++ b/nptl/sysdeps/sh/td_ta_map_lwp2thr.c @@ -0,0 +1,44 @@ +/* Which thread is running on an LWP? Stub version. + Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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> +#include <sys/reg.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; + + th->th_unique = regs[REG_GBR]; + + /* Found it. Now complete the `td_thrhandle_t' object. */ + th->th_ta_p = (td_thragent_t *) ta; + + return TD_OK; +} |