mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 23:10:06 +00:00
c1b68685d4
Unlike MMAP_CALL, this avoids a TCB dependency for an errno update on failure. <mmap_internal.h> cannot be included as is on several architectures due to the definition of page_unit, so introduce a separate header file for the definition of MMAP_CALL and MMAP_CALL_INTERNAL, <mmap_call.h>. Reviewed-by: Stefan Liebler <stli@linux.ibm.com>
33 lines
1.5 KiB
C
33 lines
1.5 KiB
C
/* mmap - map files or devices into memory. Linux/s390 version.
|
|
Copyright (C) 2017-2022 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
|
|
({ \
|
|
long int __args[6] = { (long int) (__addr), (long int) (__len), \
|
|
(long int) (__prot), (long int) (__flags), \
|
|
(long int) (__fd), (long int) (__offset) }; \
|
|
INLINE_SYSCALL_CALL (__nr, __args); \
|
|
})
|
|
#define MMAP_CALL_INTERNAL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
|
|
({ \
|
|
long int __args[6] = { (long int) (__addr), (long int) (__len), \
|
|
(long int) (__prot), (long int) (__flags), \
|
|
(long int) (__fd), (long int) (__offset) }; \
|
|
INTERNAL_SYSCALL_CALL (__nr, __args); \
|
|
})
|