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02a9f771e3
include guards. * sysdeps/unix/arm/sysdep.S (syscall_error): Handle USE___THREAD and RTLD_PRIVATE_ERRNO. * sysdeps/unix/sysv/linux/arm/clone.S (__clone): Handle RESET_PID. Handle new arguments. * sysdeps/unix/sysv/linux/arm/vfork.S (__vfork): Use SAVE_PID and RESTORE_PID. Use the right syscall error handler. * sysdeps/unix/sysv/linux/arm/eabi/sigrestorer.S (__default_sa_restorer, __default_rt_sa_restorer): Add unwind information. * sysdeps/unix/sysv/linux/arm/eabi/socket.S: Update formatting. Add unwind information. Correct stack alignment typo. * sysdeps/unix/sysv/linux/arm/eabi/sysdep.h (INTERNAL_SYSCALL_NCS): Define. * sysdeps/unix/sysv/linux/arm/sigaction.c (__libc_sigaction): Remove never-valid handling for SA_ONSTACK. * sysdeps/unix/sysv/linux/arm/socket.S: Whitespace cleanup. * sysdeps/unix/sysv/linux/arm/sysdep.h (SYSCALL_ERROR_HANDLER): Handle RTLD_PRIVATE_ERRNO. (INTERNAL_SYSCALL_NCS): Implement. * sysdeps/arm/nptl/Makefile, sysdeps/arm/nptl/jmpbuf-unwind.h, sysdeps/arm/nptl/pthread_spin_lock.S, sysdeps/arm/nptl/pthread_spin_trylock.S, sysdeps/arm/nptl/pthreaddef.h, sysdeps/arm/nptl/tcb-offsets.sym, sysdeps/arm/nptl/tls.h, sysdeps/unix/sysv/linux/arm/eabi/Makefile, sysdeps/unix/sysv/linux/arm/eabi/nptl/Makefile, sysdeps/unix/sysv/linux/arm/eabi/nptl/configure, sysdeps/unix/sysv/linux/arm/eabi/nptl/configure.in, sysdeps/unix/sysv/linux/arm/eabi/nptl/nptl-aeabi_unwind_cpp_pr1.c, sysdeps/unix/sysv/linux/arm/eabi/nptl/rt-aeabi_unwind_cpp_pr1.c, sysdeps/unix/sysv/linux/arm/eabi/nptl/sysdep-cancel.h, sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind-forcedunwind.c, sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind-resume.c, sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind.h, sysdeps/unix/sysv/linux/arm/nptl/Versions, sysdeps/unix/sysv/linux/arm/nptl/bits/atomic.h, sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h, sysdeps/unix/sysv/linux/arm/nptl/clone.S, sysdeps/unix/sysv/linux/arm/nptl/createthread.c, sysdeps/unix/sysv/linux/arm/nptl/fork.c, sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c, sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h, sysdeps/unix/sysv/linux/arm/nptl/pt-vfork.S, sysdeps/unix/sysv/linux/arm/nptl/pthread_once.c, sysdeps/unix/sysv/linux/arm/nptl/vfork.S: New files.
35 lines
1.1 KiB
ArmAsm
35 lines
1.1 KiB
ArmAsm
/* Copyright (C) 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#define _ERRNO_H 1
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#include <bits/errno.h>
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#include <sysdep.h>
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.text
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.align 4
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ENTRY (pthread_spin_trylock)
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mov r1, #1
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swp r2, r1, [r0]
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teq r2, #0
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moveq r0, #0
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movne r0, #EBUSY
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PSEUDO_RET_NOERRNO
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END (pthread_spin_trylock)
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