diff options
Diffstat (limited to 'src/os/file_unix.go')
| -rw-r--r-- | src/os/file_unix.go | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/os/file_unix.go b/src/os/file_unix.go index 5446dd5003..e0f16d809d 100644 --- a/src/os/file_unix.go +++ b/src/os/file_unix.go @@ -62,8 +62,13 @@ type file struct { } // Fd returns the integer Unix file descriptor referencing the open file. -// The file descriptor is valid only until f.Close is called or f is garbage collected. -// On Unix systems this will cause the SetDeadline methods to stop working. +// If f is closed, the file descriptor becomes invalid. +// If f is garbage collected, a finalizer may close the file descriptor, +// making it invalid; see runtime.SetFinalizer for more information on when +// a finalizer might be run. On Unix systems this will cause the SetDeadline +// methods to stop working. +// +// As an alternative, see the f.SyscallConn method. func (f *File) Fd() uintptr { if f == nil { return ^(uintptr(0)) @@ -129,7 +134,7 @@ func newFile(fd uintptr, name string, kind newFileKind) *File { // used with kqueue. if kind == kindOpenFile { switch runtime.GOOS { - case "darwin", "dragonfly", "freebsd", "netbsd", "openbsd": + case "darwin", "ios", "dragonfly", "freebsd", "netbsd", "openbsd": var st syscall.Stat_t err := ignoringEINTR(func() error { return syscall.Fstat(fdi, &st) @@ -150,7 +155,7 @@ func newFile(fd uintptr, name string, kind newFileKind) *File { // on Darwin, kqueue does not work properly with fifos: // closing the last writer does not cause a kqueue event // for any readers. See issue #24164. - if runtime.GOOS == "darwin" && typ == syscall.S_IFIFO { + if (runtime.GOOS == "darwin" || runtime.GOOS == "ios") && typ == syscall.S_IFIFO { pollable = false } } |