From 4963c8a9d57501b5ffb0fe52fbfe60cd71b3b916 Mon Sep 17 00:00:00 2001
From: "thomasvl@gmail.com"
 <thomasvl@gmail.com@7dc7ac4e-7543-0410-b95c-c1676fc8e2a3>
Date: Mon, 21 Jul 2008 14:49:00 +0000
Subject: helps if I add the files before doing the commit

---
 Foundation/GTMLogger+ASL.m | 121 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 Foundation/GTMLogger+ASL.m

(limited to 'Foundation/GTMLogger+ASL.m')

diff --git a/Foundation/GTMLogger+ASL.m b/Foundation/GTMLogger+ASL.m
new file mode 100644
index 0000000..1a49406
--- /dev/null
+++ b/Foundation/GTMLogger+ASL.m
@@ -0,0 +1,121 @@
+//
+//  GTMLogger+ASL.m
+//
+//  Copyright 2007-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+#import "GTMLogger+ASL.h"
+
+
+@implementation GTMLogger (GTMLoggerASLAdditions)
+
++ (id)standardLoggerWithASL {
+  id me = [self standardLogger];
+  [me setWriter:[[[GTMLogASLWriter alloc] init] autorelease]];
+  [me setFormatter:[[[GTMLogBasicFormatter alloc] init] autorelease]];
+  return me;
+}
+
+@end
+
+
+@implementation GTMLogASLWriter
+
++ (id)aslWriter {
+  return [[[self alloc] init] autorelease];
+}
+
+- (id)init {
+  return [self initWithClientClass:nil];
+}
+
+- (id)initWithClientClass:(Class)clientClass {
+  if ((self = [super init])) {
+    aslClientClass_ = clientClass;
+    if (aslClientClass_ == nil) {
+      aslClientClass_ = [GTMLoggerASLClient class];
+    }
+  }
+  return self;
+}
+
+- (void)logMessage:(NSString *)msg level:(GTMLoggerLevel)level {
+  static NSString *const kASLClientKey = @"GTMLoggerASLClientKey";
+  
+  // Lookup the ASL client in the thread-local storage dictionary
+  NSMutableDictionary *tls = [[NSThread currentThread] threadDictionary];
+  GTMLoggerASLClient *client = [tls objectForKey:kASLClientKey];
+  
+  // If the ASL client wasn't found (e.g., the first call from this thread),
+  // then create it and store it in the thread-local storage dictionary
+  if (client == nil) {
+    client = [[[aslClientClass_ alloc] init] autorelease];
+    [tls setObject:client forKey:kASLClientKey];
+  }
+  
+  // Map the GTMLoggerLevel level to an ASL level.
+  int aslLevel = ASL_LEVEL_INFO;
+  switch (level) {
+    case kGTMLoggerLevelUnknown:
+    case kGTMLoggerLevelDebug:
+    case kGTMLoggerLevelInfo:
+      aslLevel = ASL_LEVEL_NOTICE;
+      break;
+    case kGTMLoggerLevelError:
+      aslLevel = ASL_LEVEL_ERR;
+      break;
+    case kGTMLoggerLevelAssert:
+      aslLevel = ASL_LEVEL_ALERT;
+      break;
+  }
+  
+  [client log:msg level:aslLevel];
+}
+
+@end  // GTMLogASLWriter
+
+
+@implementation GTMLoggerASLClient
+
+- (id)init {
+  if ((self = [super init])) {
+    client_ = asl_open(NULL, NULL, 0);
+    if (client_ == nil) {
+      [self release];
+      return nil;
+    }
+  }
+  return self;
+}
+
+- (void)dealloc {
+  if (client_) asl_close(client_);
+  [super dealloc];
+}
+
+- (void)finalize {
+  if (client_) asl_close(client_);
+  [super finalize];
+}
+
+// We don't test this one line because we don't want to pollute actual system 
+// logs with test messages.
+// COV_NF_START
+- (void)log:(NSString *)msg level:(int)level {
+  asl_log(client_, NULL, level, "%s", [msg UTF8String]);
+}
+// COV_NF_END
+
+@end  // GTMLoggerASLClient
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