diff options
Diffstat (limited to 'kernel/include/uapi/linux/posix_types.h')
-rw-r--r-- | kernel/include/uapi/linux/posix_types.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/kernel/include/uapi/linux/posix_types.h b/kernel/include/uapi/linux/posix_types.h new file mode 100644 index 000000000..988f76e63 --- /dev/null +++ b/kernel/include/uapi/linux/posix_types.h @@ -0,0 +1,37 @@ +#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 */ |