From cb37d09f50e6e1ac50eee35b0874167f0119c114 Mon Sep 17 00:00:00 2001
From: Brian Anderson <banderson@mozilla.com>
Date: Fri, 8 Mar 2013 12:39:25 -0800
Subject: [PATCH] core: Remove logging constants

---
 src/libcore/core.rc         |  9 ++++++++-
 src/libcore/prelude.rs      | 15 ---------------
 src/libsyntax/ext/expand.rs | 16 ++++++++--------
 3 files changed, 16 insertions(+), 24 deletions(-)

diff --git a/src/libcore/core.rc b/src/libcore/core.rc
index 026f49cac45..31d553f5a8c 100644
--- a/src/libcore/core.rc
+++ b/src/libcore/core.rc
@@ -216,14 +216,17 @@ pub use clone::Clone;
  * more-verbosity. Error is the bottom level, default logging level is
  * warn-and-below.
  */
-
 /// The error log level
+#[cfg(stage0)]
 pub const error : u32 = 1_u32;
 /// The warning log level
+#[cfg(stage0)]
 pub const warn : u32 = 2_u32;
 /// The info log level
+#[cfg(stage0)]
 pub const info : u32 = 3_u32;
 /// The debug log level
+#[cfg(stage0)]
 pub const debug : u32 = 4_u32;
 
 
@@ -251,9 +254,13 @@ pub mod rt;
 // can be resolved within libcore.
 #[doc(hidden)] // FIXME #3538
 pub mod core {
+    #[cfg(stage0)]
     pub const error : u32 = 1_u32;
+    #[cfg(stage0)]
     pub const warn : u32 = 2_u32;
+    #[cfg(stage0)]
     pub const info : u32 = 3_u32;
+    #[cfg(stage0)]
     pub const debug : u32 = 4_u32;
 
     pub use cmp;
diff --git a/src/libcore/prelude.rs b/src/libcore/prelude.rs
index 2f575ce7d28..c5b1b9eb875 100644
--- a/src/libcore/prelude.rs
+++ b/src/libcore/prelude.rs
@@ -82,18 +82,3 @@ pub use u64;
 pub use u8;
 pub use uint;
 pub use vec;
-
-/*
- * Export the log levels as global constants. Higher levels mean
- * more-verbosity. Error is the bottom level, default logging level is
- * warn-and-below.
- */
-
-/// The error log level
-pub const error : u32 = 1_u32;
-/// The warning log level
-pub const warn : u32 = 2_u32;
-/// The info log level
-pub const info : u32 = 3_u32;
-/// The debug log level
-pub const debug : u32 = 4_u32;
diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
index e61e8a1a594..9cca2332374 100644
--- a/src/libsyntax/ext/expand.rs
+++ b/src/libsyntax/ext/expand.rs
@@ -411,34 +411,34 @@ pub fn core_macros() -> ~str {
 
     macro_rules! error (
         ($arg:expr) => (
-            log(::core::error, fmt!( \"%?\", $arg ))
+            log(1u32, fmt!( \"%?\", $arg ))
         );
         ($( $arg:expr ),+) => (
-            log(::core::error, fmt!( $($arg),+ ))
+            log(1u32, fmt!( $($arg),+ ))
         )
     )
     macro_rules! warn (
         ($arg:expr) => (
-            log(::core::warn, fmt!( \"%?\", $arg ))
+            log(2u32, fmt!( \"%?\", $arg ))
         );
         ($( $arg:expr ),+) => (
-            log(::core::warn, fmt!( $($arg),+ ))
+            log(2u32, fmt!( $($arg),+ ))
         )
     )
     macro_rules! info (
         ($arg:expr) => (
-            log(::core::info, fmt!( \"%?\", $arg ))
+            log(3u32, fmt!( \"%?\", $arg ))
         );
         ($( $arg:expr ),+) => (
-            log(::core::info, fmt!( $($arg),+ ))
+            log(3u32, fmt!( $($arg),+ ))
         )
     )
     macro_rules! debug (
         ($arg:expr) => (
-            log(::core::debug, fmt!( \"%?\", $arg ))
+            log(4u32, fmt!( \"%?\", $arg ))
         );
         ($( $arg:expr ),+) => (
-            log(::core::debug, fmt!( $($arg),+ ))
+            log(4u32, fmt!( $($arg),+ ))
         )
     )