From 836e3efd38c0602202f756fe8f55096064849a2b Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Mon, 1 Jan 2018 15:33:01 -0700
Subject: [PATCH] Send --help output to stdout

Fixes #4878
---
 src/cargo/lib.rs | 2 +-
 tests/search.rs  | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/cargo/lib.rs b/src/cargo/lib.rs
index d68d8864a..6e8d77154 100755
--- a/src/cargo/lib.rs
+++ b/src/cargo/lib.rs
@@ -142,7 +142,7 @@ pub fn exit_with_error(err: CliError, shell: &mut Shell) -> ! {
         } else if fatal {
             drop(shell.error(&error))
         } else {
-            drop(writeln!(shell.err(), "{}", error))
+            println!("{}", error);
         }
 
         if !handle_cause(&error, shell) || hide {
diff --git a/tests/search.rs b/tests/search.rs
index 9410ce7e7..028f7f52b 100644
--- a/tests/search.rs
+++ b/tests/search.rs
@@ -277,4 +277,9 @@ fn help() {
                 execs().with_status(0));
     assert_that(cargo_process("help").arg("search"),
                 execs().with_status(0));
+    // Ensure that help output goes to stdout, not stderr.
+    assert_that(cargo_process("search").arg("--help"),
+                execs().with_stderr(""));
+    assert_that(cargo_process("search").arg("--help"),
+                execs().with_stdout_contains("[..] --frozen [..]"));
 }
-- 
2.39.5