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// Copyright 2015 Google Inc. All rights reserved
//
// 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.
package main
import (
"bytes"
"fmt"
"os"
"runtime/pprof"
"sync"
)
var logMu sync.Mutex
func LogAlways(f string, a ...interface{}) {
var buf bytes.Buffer
buf.WriteString("*kati*: ")
buf.WriteString(f)
buf.WriteByte('\n')
logMu.Lock()
fmt.Printf(buf.String(), a...)
logMu.Unlock()
}
func LogStats(f string, a ...interface{}) {
if !katiLogFlag && !katiStatsFlag {
return
}
LogAlways(f, a...)
}
func Logf(f string, a ...interface{}) {
if !katiLogFlag {
return
}
LogAlways(f, a...)
}
func Warn(filename string, lineno int, f string, a ...interface{}) {
f = fmt.Sprintf("%s:%d: warning: %s\n", filename, lineno, f)
fmt.Printf(f, a...)
}
func WarnNoPrefix(filename string, lineno int, f string, a ...interface{}) {
f = fmt.Sprintf("%s:%d: %s\n", filename, lineno, f)
fmt.Printf(f, a...)
}
func Error(filename string, lineno int, f string, a ...interface{}) {
f = fmt.Sprintf("%s:%d: %s", filename, lineno, f)
maybeWriteHeapProfile()
ErrorNoLocation(f, a...)
}
func ErrorNoLocation(f string, a ...interface{}) {
f = fmt.Sprintf("%s\n", f)
fmt.Printf(f, a...)
if cpuprofile != "" {
pprof.StopCPUProfile()
}
maybeWriteHeapProfile()
dumpStats()
os.Exit(2)
}
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