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posix_types.h
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _LINUX_POSIX_TYPES_H #define _LINUX_POSIX_TYPES_H #include <linux/stddef.h> /* * This allows for 1024 file descriptors: if NR_OPEN is ever grown * beyond that you'll have to change this too. But 1024 fd's seem to be * enough even for such "real" unices like OSF/1, so hopefully this is * one limit that doesn't have to be changed [again]. * * Note that POSIX wants the FD_CLEAR(fd,fdsetp) defines to be in * <sys/time.h> (and thus <linux/time.h>) - but this is a more logical * place for them. Solved by having dummy defines in <sys/time.h>. */ /* * This macro may have been defined in <gnu/types.h>. But we always * use the one here. */ #undef __FD_SETSIZE #define __FD_SETSIZE 1024 typedef struct { unsigned long fds_bits[__FD_SETSIZE / (8 * sizeof(long))]; } __kernel_fd_set; /* Type of a signal handler. */ typedef void (*__kernel_sighandler_t)(int); /* Type of a SYSV IPC key. */ typedef int __kernel_key_t; typedef int __kernel_mqd_t; #include <asm/posix_types.h> #endif /* _LINUX_POSIX_TYPES_H */