micro/cmd/micro/debug.go

32 lines
642 B
Go

package main
import (
"log"
"os"
"github.com/zyedidia/micro/v2/internal/util"
)
// NullWriter simply sends writes into the void
type NullWriter struct{}
// Write is empty
func (NullWriter) Write(data []byte) (n int, err error) {
return 0, nil
}
// InitLog sets up the debug log system for micro if it has been enabled by compile-time variables
func InitLog() {
if util.Debug == "ON" {
f, err := os.OpenFile("log.txt", os.O_RDWR|os.O_CREATE|os.O_TRUNC, util.FileMode)
if err != nil {
log.Fatalf("error opening file: %v", err)
}
log.SetOutput(f)
log.Println("Micro started")
} else {
log.SetOutput(NullWriter{})
}
}