From aa6f5e2b38dc1d70b8b79543f4b84bb97856c92f Mon Sep 17 00:00:00 2001
From: coolreader18 <33094578+coolreader18@users.noreply.github.com>
Date: Sat, 7 Dec 2019 22:31:45 -0600
Subject: [PATCH] Add FD_* functions/macros for redox; implementations copied
from linux_like
---
src/unix/redox/mod.rs | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/src/unix/redox/mod.rs b/src/unix/redox/mod.rs
index b00a191c..4ea52e37 100644
--- a/src/unix/redox/mod.rs
+++ b/src/unix/redox/mod.rs
@@ -839,6 +839,32 @@ f! {
pub fn WCOREDUMP(status: ::c_int) -> bool {
(status & 0x80) != 0
}
+
+ pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
+ let fd = fd as usize;
+ let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
+ (*set).fds_bits[fd / size] &= !(1 << (fd % size));
+ return
+ }
+
+ pub fn FD_ISSET(fd: ::c_int, set: *mut fd_set) -> bool {
+ let fd = fd as usize;
+ let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
+ return ((*set).fds_bits[fd / size] & (1 << (fd % size))) != 0
+ }
+
+ pub fn FD_SET(fd: ::c_int, set: *mut fd_set) -> () {
+ let fd = fd as usize;
+ let size = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
+ (*set).fds_bits[fd / size] |= 1 << (fd % size);
+ return
+ }
+
+ pub fn FD_ZERO(set: *mut fd_set) -> () {
+ for slot in (*set).fds_bits.iter_mut() {
+ *slot = 0;
+ }
+ }
}
extern "C" {
--
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