github.com/transparency-dev/armored-witness-os@v0.1.3-0.20240514084412-27eef7325168/trusted_os/log.go (about) 1 // Copyright 2022 The Armored Witness OS authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package main 16 17 import ( 18 "bytes" 19 "os" 20 ) 21 22 var buf bytes.Buffer 23 24 const ( 25 outputLimit = 1024 26 flushChr = 0x0a // \n 27 ) 28 29 func bufferedStdoutLog(c byte) (err error) { 30 buf.WriteByte(c) 31 32 if c == flushChr || buf.Len() > outputLimit { 33 _, err = os.Stdout.Write(buf.Bytes()) 34 buf.Reset() 35 } 36 37 return 38 }