chore: add doc comment about timeout value in Pselect

mauri870 · mauri870 · commit cb3c6d7da9b8 · 2023-07-18T18:17:57.000-03:00
diff --git a/unix/syscall_linux.go b/unix/syscall_linux.go
@@ -2438,6 +2438,8 @@ func Getresgid() (rgid, egid, sgid int) {
 	return int(r), int(e), int(s)
 }
 
+// Pselect is a wrapper around the Linux pselect6 system call.
+// This version does not modify the timeout argument.
 func Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
 	// Per https://man7.org/linux/man-pages/man2/select.2.html#NOTES,
 	// The Linux pselect6() system call modifies its timeout argument.

Original file line number	Diff line number	Diff line change
`@@ -2438,6 +2438,8 @@ func Getresgid() (rgid, egid, sgid int) {`
`2438`	`2438`	`return int(r), int(e), int(s)`
`2439`	`2439`	`}`
`2440`	`2440`
	`2441`	`+// Pselect is a wrapper around the Linux pselect6 system call.`
	`2442`	`+// This version does not modify the timeout argument.`
`2441`	`2443`	`func Pselect(nfd int, r FdSet, w FdSet, e FdSet, timeout Timespec, sigmask *Sigset_t) (n int, err error) {`
`2442`	`2444`	`// Per https://man7.org/linux/man-pages/man2/select.2.html#NOTES,`
`2443`	`2445`	`// The Linux pselect6() system call modifies its timeout argument.`