---

---

---

01: #ifndef _LINUX_POSIX_TYPES_H
02: #define _LINUX_POSIX_TYPES_H
03: 
04: #include <linux/stddef.h>
05: 
06: /*
07:  * This allows for 1024 file descriptors: if NR_OPEN is ever grown
08:  * beyond that you'll have to change this too. But 1024 fd's seem to be
09:  * enough even for such "real" unices like OSF/1, so hopefully this is
10:  * one limit that doesn't have to be changed [again].
11:  *
12:  * Note that POSIX wants the FD_CLEAR(fd,fdsetp) defines to be in
13:  * <sys/time.h> (and thus <linux/time.h>) - but this is a more logical
14:  * place for them. Solved by having dummy defines in <sys/time.h>.
15:  */
16: 
17: /*
18:  * Those macros may have been defined in <gnu/types.h>. But we always
19:  * use the ones here. 
20:  */
21: #undef __NFDBITS
22: #define __NFDBITS       (8 * sizeof(unsigned long))
23: 
24: #undef __FD_SETSIZE
25: #define __FD_SETSIZE    1024
26: 
27: #undef __FDSET_LONGS
28: #define __FDSET_LONGS   (__FD_SETSIZE/__NFDBITS)
29: 
30: #undef __FDELT
31: #define __FDELT(d)      ((d) / __NFDBITS)
32: 
33: #undef __FDMASK
34: #define __FDMASK(d)     (1UL << ((d) % __NFDBITS))
35: 
36: typedef struct {
37:         unsigned long fds_bits [__FDSET_LONGS];
38: } __kernel_fd_set;
39: 
40: /* Type of a signal handler.  */
41: typedef void (*__kernel_sighandler_t)(int);
42: 
43: /* Type of a SYSV IPC key.  */
44: typedef int __kernel_key_t;
45: typedef int __kernel_mqd_t;
46: 
47: #include <asm/posix_types.h>
48: 
49: #endif /* _LINUX_POSIX_TYPES_H */
50: 

---

---

---