summaryrefslogtreecommitdiff
path: root/nptl_db/td_thr_setgregs.c
diff options
context:
space:
mode:
Diffstat (limited to 'nptl_db/td_thr_setgregs.c')
-rw-r--r--nptl_db/td_thr_setgregs.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/nptl_db/td_thr_setgregs.c b/nptl_db/td_thr_setgregs.c
new file mode 100644
index 0000000000..d46e32a11e
--- /dev/null
+++ b/nptl_db/td_thr_setgregs.c
@@ -0,0 +1,49 @@
+/* Set a thread's general register set.
+ Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 1999.
+
+ 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"
+
+
+td_err_e
+td_thr_setgregs (const td_thrhandle_t *th, prgregset_t gregs)
+{
+ LOG ("td_thr_setgregs");
+
+ /* We have to get the state and the PID for this thread. */
+ int cancelhandling;
+ if (ps_pdread (th->th_ta_p->ph,
+ &((struct pthread *) th->th_unique)->cancelhandling,
+ &cancelhandling, sizeof (int)) != PS_OK)
+ return TD_ERR;
+
+ /* Only set the registers if the thread hasn't yet terminated. */
+ if ((cancelhandling & TERMINATED_BIT) == 0)
+ {
+ pid_t tid;
+
+ if (ps_pdread (th->th_ta_p->ph,
+ &((struct pthread *) th->th_unique)->tid,
+ &tid, sizeof (pid_t)) != PS_OK
+ || ps_lsetregs (th->th_ta_p->ph, tid, gregs) != PS_OK)
+ return TD_ERR;
+ }
+
+ return TD_OK;
+}