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author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-03-31 20:37:31 +0000 |
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committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-03-31 20:37:31 +0000 |
commit | 9b119dc15a5317c4d135ecab8aa6d36b15781d26 (patch) | |
tree | 248cddee02c2969f0db687e0dcbd756d1481a1a9 /libgo | |
parent | b944db44eeee82d622404982920c92da859025f1 (diff) | |
download | gcc-9b119dc15a5317c4d135ecab8aa6d36b15781d26.tar.gz |
libgo/syscalls: Use _C_long as the type of the select bits array.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171799 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgo')
-rw-r--r-- | libgo/syscalls/sysfile_posix.go | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/libgo/syscalls/sysfile_posix.go b/libgo/syscalls/sysfile_posix.go index 46ac0e07e1d..d0700574111 100644 --- a/libgo/syscalls/sysfile_posix.go +++ b/libgo/syscalls/sysfile_posix.go @@ -181,20 +181,22 @@ func Gettimeofday(tv *Timeval) (errno int) { return; } +const nfdbits = unsafe.Sizeof(_C_long) * 8 + type FdSet_t struct { - Fds_bits [(FD_SETSIZE + 63) / 64]int64; + Fds_bits [(FD_SETSIZE + nfdbits - 1) / nfdbits]_C_long } func FDSet(fd int, set *FdSet_t) { - set.Fds_bits[fd / 64] |= (1 << (uint)(fd % 64)) + set.Fds_bits[fd / nfdbits] |= (1 << (uint)(fd % nfdbits)) } func FDClr(fd int, set *FdSet_t) { - set.Fds_bits[fd / 64] &= ^(1 << (uint)(fd % 64)) + set.Fds_bits[fd / nfdbits] &^= (1 << (uint)(fd % nfdbits)) } func FDIsSet(fd int, set *FdSet_t) bool { - if set.Fds_bits[fd / 64] & (1 << (uint)(fd % 64)) != 0 { + if set.Fds_bits[fd / nfdbits] & (1 << (uint)(fd % nfdbits)) != 0 { return true } else { return false @@ -202,7 +204,7 @@ func FDIsSet(fd int, set *FdSet_t) bool { } func FDZero(set *FdSet_t) { - for i := 0; i < ((FD_SETSIZE + 63) / 64); i++ { + for i := range set.Fds_bits { set.Fds_bits[i] = 0 } } |