woodpecker/shared/build/log/log.go

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package log
import (
"fmt"
"io"
"os"
"sync"
)
const (
LOG_EMERG = iota
LOG_ALERT
LOG_CRIT
LOG_ERR
LOG_WARNING
LOG_NOTICE
LOG_INFO
LOG_DEBUG
)
var mu sync.Mutex
// the default Log priority
var priority int = LOG_DEBUG
// the default Log output destination
var output io.Writer = os.Stdout
// the log prefix
var prefix string
// the log suffix
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var suffix string = "\n"
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// SetPriority sets the default log level.
func SetPriority(level int) {
mu.Lock()
defer mu.Unlock()
priority = level
}
// SetOutput sets the output destination.
func SetOutput(w io.Writer) {
mu.Lock()
defer mu.Unlock()
output = w
}
// SetPrefix sets the prefix for the log message.
func SetPrefix(pre string) {
mu.Lock()
defer mu.Unlock()
prefix = pre
}
// SetSuffix sets the suffix for the log message.
func SetSuffix(suf string) {
mu.Lock()
defer mu.Unlock()
suffix = suf
}
func Write(out string, level int) {
mu.Lock()
defer mu.Unlock()
// append the prefix and suffix
out = prefix + out + suffix
if priority >= level {
output.Write([]byte(out))
}
}
func Debug(out string) {
Write(out, LOG_DEBUG)
}
func Debugf(format string, a ...interface{}) {
Debug(fmt.Sprintf(format, a...))
}
func Info(out string) {
Write(out, LOG_INFO)
}
func Infof(format string, a ...interface{}) {
Info(fmt.Sprintf(format, a...))
}
func Err(out string) {
Write(out, LOG_ERR)
}
func Errf(format string, a ...interface{}) {
Err(fmt.Sprintf(format, a...))
}
func Notice(out string) {
Write(out, LOG_NOTICE)
}
func Noticef(format string, a ...interface{}) {
Notice(fmt.Sprintf(format, a...))
}