51 lines
1.3 KiB
Objective-C

/**
* Created by G-Canvas Open Source Team.
* Copyright (c) 2017, Alibaba, Inc. All rights reserved.
*
* This source code is licensed under the Apache Licence 2.0.
* For the full copyright and license information, please view
* the LICENSE file in the root directory of this source tree.
*/
#import "GCVCommon.h"
#ifdef ENABLE_GCVLOG
@implementation GCVLog
+ (instancetype)sharedInstance{
static GCVLog *sharedInstance = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
sharedInstance = [[self alloc] init];
sharedInstance.logLevel = GCVLogLevelInfo;
});
return sharedInstance;
}
+ (void) writeLog:(GCVLogLevel)logLevel funcName:(const char *)funcName format: (NSString *)fmt, ...{
if ( logLevel < [GCVLog sharedInstance].logLevel ){
return;
}
static int logLimit = 256;
va_list va;
va_start(va, fmt);
NSString *fullLog = [[NSString alloc] initWithFormat:fmt arguments:va];
if ( fullLog.length > logLimit ){
fullLog = [NSString stringWithFormat:@"[leng:%lu] %@", (unsigned long)fullLog.length, [fullLog substringToIndex:logLimit]];
}
if ( strlen(funcName)>64 ){
NSLog(@"%.64s...] %@", funcName, fullLog);
} else {
NSLog(@"%s %@", funcName, fullLog);
}
va_end(va);
}
@end
#endif