From 3be49d3e794d5819574fe33ffbfda9da1ddbe216 Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Mon, 7 Jun 2021 03:21:09 +0200
Subject: fmt: Add dunmy use to avoid "unused variable" errors when no log is
 enabled.

---
 embassy-net/src/fmt.rs | 42 ++++++++++++++++++++++++++----------------
 1 file changed, 26 insertions(+), 16 deletions(-)

(limited to 'embassy-net/src')

diff --git a/embassy-net/src/fmt.rs b/embassy-net/src/fmt.rs
index 2646c57ab..066970813 100644
--- a/embassy-net/src/fmt.rs
+++ b/embassy-net/src/fmt.rs
@@ -104,56 +104,66 @@ macro_rules! panic {
 }
 
 macro_rules! trace {
-    ($($x:tt)*) => {
+    ($s:literal $(, $x:expr)* $(,)?) => {
         {
             #[cfg(feature = "log")]
-            ::log::trace!($($x)*);
+            ::log::trace!($s $(, $x)*);
             #[cfg(feature = "defmt")]
-            ::defmt::trace!($($x)*);
+            ::defmt::trace!($s $(, $x)*);
+            #[cfg(not(any(feature = "log", feature="defmt")))]
+            let _ = ($( & $x ),*);
         }
     };
 }
 
 macro_rules! debug {
-    ($($x:tt)*) => {
+    ($s:literal $(, $x:expr)* $(,)?) => {
         {
-            #[cfg(fevature = "log")]
-            ::log::debug!($($x)*);
+            #[cfg(feature = "log")]
+            ::log::debug!($s $(, $x)*);
             #[cfg(feature = "defmt")]
-            ::defmt::debug!($($x)*);
+            ::defmt::debug!($s $(, $x)*);
+            #[cfg(not(any(feature = "log", feature="defmt")))]
+            let _ = ($( & $x ),*);
         }
     };
 }
 
 macro_rules! info {
-    ($($x:tt)*) => {
+    ($s:literal $(, $x:expr)* $(,)?) => {
         {
             #[cfg(feature = "log")]
-            ::log::info!($($x)*);
+            ::log::info!($s $(, $x)*);
             #[cfg(feature = "defmt")]
-            ::defmt::info!($($x)*);
+            ::defmt::info!($s $(, $x)*);
+            #[cfg(not(any(feature = "log", feature="defmt")))]
+            let _ = ($( & $x ),*);
         }
     };
 }
 
 macro_rules! warn {
-    ($($x:tt)*) => {
+    ($s:literal $(, $x:expr)* $(,)?) => {
         {
             #[cfg(feature = "log")]
-            ::log::warn!($($x)*);
+            ::log::warn!($s $(, $x)*);
             #[cfg(feature = "defmt")]
-            ::defmt::warn!($($x)*);
+            ::defmt::warn!($s $(, $x)*);
+            #[cfg(not(any(feature = "log", feature="defmt")))]
+            let _ = ($( & $x ),*);
         }
     };
 }
 
 macro_rules! error {
-    ($($x:tt)*) => {
+    ($s:literal $(, $x:expr)* $(,)?) => {
         {
             #[cfg(feature = "log")]
-            ::log::error!($($x)*);
+            ::log::error!($s $(, $x)*);
             #[cfg(feature = "defmt")]
-            ::defmt::error!($($x)*);
+            ::defmt::error!($s $(, $x)*);
+            #[cfg(not(any(feature = "log", feature="defmt")))]
+            let _ = ($( & $x ),*);
         }
     };
 }
-- 
cgit