| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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| 2 | #ifndef _LINUX_POSIX_TYPES_H |
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| 3 | #define _LINUX_POSIX_TYPES_H |
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| 4 | |
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| 5 | #include <linux/stddef.h> |
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| 6 | |
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| 7 | /* |
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| 8 | * This allows for 1024 file descriptors: if NR_OPEN is ever grown |
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| 9 | * beyond that you'll have to change this too. But 1024 fd's seem to be |
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| 10 | * enough even for such "real" unices like OSF/1, so hopefully this is |
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| 11 | * one limit that doesn't have to be changed [again]. |
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| 12 | * |
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| 13 | * Note that POSIX wants the FD_CLEAR(fd,fdsetp) defines to be in |
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| 14 | * <sys/time.h> (and thus <linux/time.h>) - but this is a more logical |
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| 15 | * place for them. Solved by having dummy defines in <sys/time.h>. |
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| 16 | */ |
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| 17 | |
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| 18 | /* |
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| 19 | * This macro may have been defined in <gnu/types.h>. But we always |
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| 20 | * use the one here. |
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| 21 | */ |
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| 22 | #undef __FD_SETSIZE |
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| 23 | #define __FD_SETSIZE 1024 |
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| 24 | |
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| 25 | typedef struct { |
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| 26 | unsigned long fds_bits[__FD_SETSIZE / (8 * sizeof(long))]; |
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| 27 | } __kernel_fd_set; |
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| 28 | |
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| 29 | /* Type of a signal handler. */ |
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| 30 | typedef void (*__kernel_sighandler_t)(int); |
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| 31 | |
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| 32 | /* Type of a SYSV IPC key. */ |
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| 33 | typedef int __kernel_key_t; |
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| 34 | typedef int __kernel_mqd_t; |
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| 35 | |
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| 36 | #include <asm/posix_types.h> |
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| 37 | |
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| 38 | #endif /* _LINUX_POSIX_TYPES_H */ |
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| 39 | |
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