From ca3436c9eb6005d9be9b7320efc42cbb40315cbe Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Wed, 6 Jul 2022 19:19:07 -0700
Subject: [PATCH] Resolve unused_variables lints

---
 src/api.rs     | 2 +-
 src/dumper.rs  | 2 +-
 src/emitter.rs | 4 ++--
 src/lib.rs     | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/api.rs b/src/api.rs
index 9949e13..16de964 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -89,7 +89,7 @@ pub unsafe extern "C" fn yaml_string_join(
     a_end: *mut *mut yaml_char_t,
     b_start: *mut *mut yaml_char_t,
     b_pointer: *mut *mut yaml_char_t,
-    b_end: *mut *mut yaml_char_t,
+    _b_end: *mut *mut yaml_char_t,
 ) -> libc::c_int {
     if *b_start == *b_pointer {
         return 1 as libc::c_int;
diff --git a/src/dumper.rs b/src/dumper.rs
index 2c90635..32992f3 100644
--- a/src/dumper.rs
+++ b/src/dumper.rs
@@ -293,7 +293,7 @@ unsafe extern "C" fn yaml_emitter_anchor_node(emitter: *mut yaml_emitter_t, inde
     }
 }
 unsafe extern "C" fn yaml_emitter_generate_anchor(
-    emitter: *mut yaml_emitter_t,
+    _emitter: *mut yaml_emitter_t,
     anchor_id: libc::c_int,
 ) -> *mut yaml_char_t {
     let anchor: *mut yaml_char_t = yaml_malloc(16 as libc::c_int as size_t) as *mut yaml_char_t;
diff --git a/src/emitter.rs b/src/emitter.rs
index 204cdc5..cc0bc80 100644
--- a/src/emitter.rs
+++ b/src/emitter.rs
@@ -1143,7 +1143,7 @@ unsafe extern "C" fn yaml_emitter_emit_node(
 }
 unsafe extern "C" fn yaml_emitter_emit_alias(
     mut emitter: *mut yaml_emitter_t,
-    event: *mut yaml_event_t,
+    _event: *mut yaml_event_t,
 ) -> libc::c_int {
     if yaml_emitter_process_anchor(emitter) == 0 {
         return 0 as libc::c_int;
@@ -1242,7 +1242,7 @@ unsafe extern "C" fn yaml_emitter_emit_mapping_start(
     return 1 as libc::c_int;
 }
 unsafe extern "C" fn yaml_emitter_check_empty_document(
-    emitter: *mut yaml_emitter_t,
+    _emitter: *mut yaml_emitter_t,
 ) -> libc::c_int {
     return 0 as libc::c_int;
 }
diff --git a/src/lib.rs b/src/lib.rs
index d97d61e..de42d9e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![allow(non_camel_case_types, unused_parens, unused_variables)]
+#![allow(non_camel_case_types, unused_parens)]
 
 use std::mem;