From e234d00592e20b9b2cb24a75fcbdcbe6fec568a5 Mon Sep 17 00:00:00 2001
From: Cyril Plisko <cyril.plisko@mountall.com>
Date: Tue, 25 Sep 2018 11:41:20 +0300
Subject: Drop utils::which

---
 src/utils.rs | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/src/utils.rs b/src/utils.rs
index c97c4d7..2a87e31 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -47,18 +47,6 @@ pub fn pipe() -> (i32, i32) {
     (fds[0], fds[1])
 }
 
-fn which(exec: &str) -> Option<OsString> {
-    if let Some(path) = env::var_os("PATH") {
-        for path in env::split_paths(&path) {
-            let candidate = path.join(exec);
-            if path.join(exec).exists() {
-                return Some(candidate.into_os_string());
-            }
-        }
-    }
-    None
-}
-
 pub fn isatty(fd: i32) -> bool {
     let isatty = unsafe { libc::isatty(fd) };
     isatty != 0
-- 
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