nuttx/syscall/syscall_funclookup.c
Gregory Nutt 3dca5eba15 Completes the Implementation of the TLS-based errno
- Remove per-thread errno from the TCB structure (pterrno)
- Remove get_errno() and set_errno() as functions.  The macros are still available as stubs and will be needed in the future if we need to access the errno from a different address environment (KERNEL mode).
- Add errno value to the tls_info_s structure definitions
- Move sched/errno to libs/libc/errno.  Replace old TCB access to the errno with TLS access to the errno.
2020-05-07 23:11:34 +01:00

123 lines
4.1 KiB
C

/****************************************************************************
* syscall/syscall_funclookup.c
*
* Copyright (C) 2011-2014 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <syscall.h>
/* The content of this file is only meaningful during the kernel phase of
* a kernel build.
*/
#if defined(CONFIG_LIB_SYSCALL) && defined(__KERNEL__)
#include <nuttx/arch.h>
#include <nuttx/binfmt/binfmt.h>
#include <nuttx/drivers/drivers.h>
#include <nuttx/fs/fs.h>
#include <nuttx/module.h>
#include <nuttx/sched.h>
#include <nuttx/semaphore.h>
#include <nuttx/spawn.h>
#include <nuttx/syslog/syslog.h>
#include <sys/boardctl.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/random.h>
#include <sys/select.h>
#include <sys/sendfile.h>
#include <sys/shm.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/statfs.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include <sys/wait.h>
#include <aio.h>
#include <assert.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <mqueue.h>
#include <net/if.h>
#include <poll.h>
#include <pthread.h>
#include <sched.h>
#include <semaphore.h>
#include <signal.h>
#include <spawn.h>
#include <stdio.h>
#include <stdlib.h>
#include <termios.h>
#include <time.h>
#include <unistd.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/* Function lookup tables. This table is indexed by the system call numbers
* defined above. Given the system call number, this table provides the
* address of the corresponding system function.
*
* This table is only available during the kernel phase of a kernel build.
*/
const uintptr_t g_funclookup[SYS_nsyscalls] =
{
# define SYSCALL_LOOKUP1(f,n) (uintptr_t)f
# define SYSCALL_LOOKUP(f,n) , (uintptr_t)f
# include <sys/syscall_lookup.h>
# undef SYSCALL_LOOKUP1
# undef SYSCALL_LOOKUP
};
/****************************************************************************
* Public Functions
****************************************************************************/
#endif /* CONFIG_LIB_SYSCALL && __KERNEL__ */