/* Define where padding goes in struct shmid_ds. Generic version. Copyright (C) 2018-2020 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/>. */ #ifndef _SYS_SHM_H # error "Never use <bits/shm-pad.h> directly; include <sys/shm.h> instead." #endif #include <bits/timesize.h> /* On most architectures, padding goes after time fields for 32-bit systems and is omitted for 64-bit systems. Some architectures pad before time fields instead, or omit padding despite being 32-bit, or include it despite being 64-bit. Furthermore, some architectures place shm_segsz after the time fields rather than before them, with or without padding there. This must match the layout used for struct shmid64_ds in <asm/shmbuf.h>, as glibc does not do layout conversions for this structure. */ #define __SHM_PAD_AFTER_TIME (__TIMESIZE == 32) #define __SHM_PAD_BEFORE_TIME 0 #define __SHM_SEGSZ_AFTER_TIME 0 #define __SHM_PAD_BETWEEN_TIME_AND_SEGSZ 0