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This commit is contained in:
Bill Morgan
2026-01-18 08:06:15 -06:00
parent 1537a76cd2
commit a11b898bb9
1 changed files with 5 additions and 5 deletions
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10
src/syscall/syscall_unix.go
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@@ -530,12 +530,12 @@ func Socketpair(domain, typ, proto int) (fd [2]int, err error) {
// On Linux, if offset is nil, Sendfile uses and updates the current file
// position of infd. If offset is non-nil, the current file position is
// unchanged, and the offset pointer is updated to reflect the bytes written.
// A non-nil error typically implies that no bytes were written.
//
// On BSD-derived systems (including macOS), the offset argument is not
// updated by the system call; the caller must manually update the offset
// using the number of bytes written. These systems may also return a
// non-zero byte count together with an error (for example, EAGAIN).
// On Linux, a non-nil error typically implies that no bytes were written.
// On BSD-derived systems (including macOS), if offset is nil, Sendfile panics.
// The offset argument is not updated by the system call; the caller must manually
// update the offset using the number of bytes written. These systems may
// return a non-zero byte count together with an error (for example, EAGAIN).
//
// For precise semantics, see the system documentation (e.g., man 2 sendfile).
func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {