From ca752127ed614ee2003fda24dab1a36c28f6a800 Mon Sep 17 00:00:00 2001
From: Dave Hylands <dhylands@gmail.com>
Date: Fri, 4 Mar 2016 23:50:51 -0800
Subject: Add gettid

---
 src/unistd.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/unistd.rs')

diff --git a/src/unistd.rs b/src/unistd.rs
index 193086df..5d57afd1 100644
--- a/src/unistd.rs
+++ b/src/unistd.rs
@@ -56,6 +56,12 @@ pub fn setpgid(pid: pid_t, pgid: pid_t) -> Result<()> {
     Errno::result(res).map(drop)
 }
 
+#[cfg(any(target_os = "linux", target_os = "android"))]
+#[inline]
+pub fn gettid() -> pid_t {
+    unsafe { libc::syscall(libc::SYS_gettid) as pid_t }    // no error handling, according to man page: "These functions are always successful."
+}
+
 #[inline]
 pub fn dup(oldfd: RawFd) -> Result<RawFd> {
     let res = unsafe { libc::dup(oldfd) };
-- 
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