aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/mach/thread_state.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/mach/thread_state.h')
-rw-r--r--sysdeps/mach/thread_state.h86
1 files changed, 0 insertions, 86 deletions
diff --git a/sysdeps/mach/thread_state.h b/sysdeps/mach/thread_state.h
deleted file mode 100644
index 1a154cd0fa..0000000000
--- a/sysdeps/mach/thread_state.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/* Generic definitions for dealing with Mach thread states.
- Copyright (C) 1994-2017 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, see
- <http://www.gnu.org/licenses/>. */
-
-
-/* Everything else is called `thread_state', but CMU's header file is
- called `thread_status'. Oh boy. */
-#include <mach/thread_status.h>
-
-/* The machine-dependent thread_state.h file can either define these
- macros, or just define PC and SP to the register names. */
-
-#ifndef MACHINE_THREAD_STATE_SET_PC
-#define MACHINE_THREAD_STATE_SET_PC(ts, pc) \
- ((ts)->PC = (unsigned long int) (pc))
-#endif
-#ifndef MACHINE_THREAD_STATE_SET_SP
-#ifdef STACK_GROWTH_UP
-#define MACHINE_THREAD_STATE_SET_SP(ts, stack, size) \
- ((ts)->SP = (unsigned long int) (stack))
-#else
-#define MACHINE_THREAD_STATE_SET_SP(ts, stack, size) \
- ((ts)->SP = (unsigned long int) (stack) + (size))
-#endif
-#endif
-
-/* These functions are of use in machine-dependent signal trampoline
- implementations. */
-
-#include <string.h> /* size_t, memcpy */
-#include <mach/mach_interface.h> /* __thread_get_state */
-
-static inline int
-machine_get_state (thread_t thread, struct machine_thread_all_state *state,
- int flavor, void *stateptr, void *scpptr, size_t size)
-{
- if (state->set & (1 << flavor))
- {
- /* Copy the saved state. */
- memcpy (scpptr, stateptr, size);
- return 1;
- }
- else
- {
- /* No one asked about this flavor of state before; fetch the state
- directly from the kernel into the sigcontext. */
- mach_msg_type_number_t got = (size / sizeof (int));
- return (! __thread_get_state (thread, flavor, scpptr, &got)
- && got == (size / sizeof (int)));
- }
-}
-
-static inline int
-machine_get_basic_state (thread_t thread,
- struct machine_thread_all_state *state)
-{
- mach_msg_type_number_t count;
-
- if (state->set & (1 << MACHINE_THREAD_STATE_FLAVOR))
- return 1;
-
- count = MACHINE_THREAD_STATE_COUNT;
- if (__thread_get_state (thread, MACHINE_THREAD_STATE_FLAVOR,
- (natural_t *) &state->basic,
- &count) != KERN_SUCCESS ||
- count != MACHINE_THREAD_STATE_COUNT)
- /* What kind of thread?? */
- return 0; /* XXX */
-
- state->set |= 1 << MACHINE_THREAD_STATE_FLAVOR;
- return 1;
-}