32 lines
729 B
Go
32 lines
729 B
Go
//go:build illumos || solaris
|
|
|
|
package sysfs
|
|
|
|
import (
|
|
"syscall"
|
|
|
|
"github.com/tetratelabs/wazero/experimental/sys"
|
|
)
|
|
|
|
const supportedSyscallOflag = sys.O_DIRECTORY | sys.O_DSYNC | sys.O_NOFOLLOW | sys.O_NONBLOCK | sys.O_RSYNC
|
|
|
|
func withSyscallOflag(oflag sys.Oflag, flag int) int {
|
|
if oflag&sys.O_DIRECTORY != 0 {
|
|
// See https://github.com/illumos/illumos-gate/blob/edd580643f2cf1434e252cd7779e83182ea84945/usr/src/uts/common/sys/fcntl.h#L90
|
|
flag |= 0x1000000
|
|
}
|
|
if oflag&sys.O_DSYNC != 0 {
|
|
flag |= syscall.O_DSYNC
|
|
}
|
|
if oflag&sys.O_NOFOLLOW != 0 {
|
|
flag |= syscall.O_NOFOLLOW
|
|
}
|
|
if oflag&sys.O_NONBLOCK != 0 {
|
|
flag |= syscall.O_NONBLOCK
|
|
}
|
|
if oflag&sys.O_RSYNC != 0 {
|
|
flag |= syscall.O_RSYNC
|
|
}
|
|
return flag
|
|
}
|