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-rw-r--r--include/asm-s390/posix_types.h44
1 files changed, 28 insertions, 16 deletions
diff --git a/include/asm-s390/posix_types.h b/include/asm-s390/posix_types.h
index 61788de3c0c3..b94c98856e12 100644
--- a/include/asm-s390/posix_types.h
+++ b/include/asm-s390/posix_types.h
@@ -76,24 +76,36 @@ typedef struct {
76} __kernel_fsid_t; 76} __kernel_fsid_t;
77 77
78 78
79#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) 79#ifdef __KERNEL__
80 80
81#ifndef _S390_BITOPS_H 81#undef __FD_SET
82#include <asm/bitops.h> 82static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
83#endif 83{
84 84 unsigned long _tmp = fd / __NFDBITS;
85#undef __FD_SET 85 unsigned long _rem = fd % __NFDBITS;
86#define __FD_SET(fd,fdsetp) set_bit((fd),(fdsetp)->fds_bits) 86 fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
87 87}
88#undef __FD_CLR 88
89#define __FD_CLR(fd,fdsetp) clear_bit((fd),(fdsetp)->fds_bits) 89#undef __FD_CLR
90 90static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
91#undef __FD_ISSET 91{
92#define __FD_ISSET(fd,fdsetp) test_bit((fd),(fdsetp)->fds_bits) 92 unsigned long _tmp = fd / __NFDBITS;
93 unsigned long _rem = fd % __NFDBITS;
94 fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
95}
96
97#undef __FD_ISSET
98static inline int __FD_ISSET(unsigned long fd, const __kernel_fd_set *fdsetp)
99{
100 unsigned long _tmp = fd / __NFDBITS;
101 unsigned long _rem = fd % __NFDBITS;
102 return (fdsetp->fds_bits[_tmp] & (1UL<<_rem)) != 0;
103}
93 104
94#undef __FD_ZERO 105#undef __FD_ZERO
95#define __FD_ZERO(fdsetp) (memset ((fdsetp), 0, sizeof(*(fd_set *)(fdsetp)))) 106#define __FD_ZERO(fdsetp) \
107 ((void) memset ((__ptr_t) (fdsetp), 0, sizeof (__kernel_fd_set)))
96 108
97#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)*/ 109#endif /* __KERNEL__ */
98 110
99#endif 111#endif