cosmopolitan/libc/sysv/consts/io.h
Justine Tunney fa20edc44d
Reduce header complexity
- Remove most __ASSEMBLER__ __LINKER__ ifdefs
- Rename libc/intrin/bits.h to libc/serialize.h
- Block pthread cancelation in fchmodat() polyfill
- Remove `clang-format off` statements in third_party
2023-11-28 14:39:42 -08:00

16 lines
584 B
C

#ifndef COSMOPOLITAN_LIBC_SYSV_CONSTS_IO_H_
#define COSMOPOLITAN_LIBC_SYSV_CONSTS_IO_H_
COSMOPOLITAN_C_START_
#define _IOC(a, b, c, d) (((a) << 30) | ((b) << 8) | (c) | ((d) << 16))
#define _IOC_NONE 0U
#define _IOC_WRITE 1U
#define _IOC_READ 2U
#define _IO(a, b) _IOC(_IOC_NONE, (a), (b), 0)
#define _IOW(a, b, c) _IOC(_IOC_WRITE, (a), (b), sizeof(c))
#define _IOR(a, b, c) _IOC(_IOC_READ, (a), (b), sizeof(c))
#define _IOWR(a, b, c) _IOC(_IOC_READ | _IOC_WRITE, (a), (b), sizeof(c))
COSMOPOLITAN_C_END_
#endif /* COSMOPOLITAN_LIBC_SYSV_CONSTS_IO_H_ */