process: do not publicly turn on `signal` when enabled (#2871)

This change will still internally compile any `signal` resources
required when `process` is enabled on unix systems, but it will not
publicly turn on the cargo feature

1 files changed, 19 insertions, 0 deletions

diff --git a/tokio/src/macros/cfg.rs b/tokio/src/macros/cfg.rs
index 1336c63d..aa8dd675 100644
--- a/tokio/src/macros/cfg.rs
+++ b/tokio/src/macros/cfg.rs
@@ -223,6 +223,25 @@ macro_rules! cfg_signal {
     }
 }
 
+macro_rules! cfg_signal_internal {
+    ($($item:item)*) => {
+        $(
+            #[cfg(any(feature = "signal", all(unix, feature = "process")))]
+            #[cfg(not(loom))]
+            $item
+        )*
+    }
+}
+
+macro_rules! cfg_not_signal_internal {
+    ($($item:item)*) => {
+        $(
+            #[cfg(any(loom, not(unix), not(any(feature = "signal", all(unix, feature = "process")))))]
+            $item
+        )*
+    }
+}
+
 macro_rules! cfg_stream {
     ($($item:item)*) => {
         $(