From 961d1304abb74f3ed8ca6ca0b7c622a2bc018fce Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jeremy@system76.com>
Date: Sat, 5 Jan 2019 09:40:08 -0700
Subject: [PATCH] Add sigismember
---
src/header/signal/mod.rs | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/src/header/signal/mod.rs b/src/header/signal/mod.rs
index 8bb133bb0..d3495b509 100644
--- a/src/header/signal/mod.rs
+++ b/src/header/signal/mod.rs
@@ -131,9 +131,21 @@ pub extern "C" fn siginterrupt(sig: c_int, flag: c_int) -> c_int {
unimplemented!();
}
-// #[no_mangle]
+#[no_mangle]
pub extern "C" fn sigismember(set: *const sigset_t, signo: c_int) -> c_int {
- unimplemented!();
+ if signo <= 0 || signo as usize > NSIG {
+ unsafe {
+ platform::errno = errno::EINVAL;
+ }
+ return -1;
+ }
+
+ if let Some(set) = unsafe { (set as *mut SigSet).as_mut() } {
+ if set.contains(signo as usize - 1) {
+ return 1;
+ }
+ }
+ 0
}
extern "C" {
--
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