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bee/vendor/github.com/derekparker/delve/pkg/logflags/logflags.go
2018-10-13 21:45:53 +08:00

84 lines
1.7 KiB
Go

package logflags
import (
"errors"
"io/ioutil"
"log"
"strings"
)
var debugger = false
var gdbWire = false
var lldbServerOutput = false
var debugLineErrors = false
var rpc = false
var fnCall = false
// GdbWire returns true if the gdbserial package should log all the packets
// exchanged with the stub.
func GdbWire() bool {
return gdbWire
}
// Debugger returns true if the debugger package should log.
func Debugger() bool {
return debugger
}
// LLDBServerOutput returns true if the output of the LLDB server should be
// redirected to standard output instead of suppressed.
func LLDBServerOutput() bool {
return lldbServerOutput
}
// DebugLineErrors returns true if pkg/dwarf/line should log its recoverable
// errors.
func DebugLineErrors() bool {
return debugLineErrors
}
// RPC returns true if rpc messages should be logged.
func RPC() bool {
return rpc
}
// FnCall returns true if the function call protocol should be logged.
func FnCall() bool {
return fnCall
}
var errLogstrWithoutLog = errors.New("--log-output specified without --log")
// Setup sets debugger flags based on the contents of logstr.
func Setup(logFlag bool, logstr string) error {
log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
if !logFlag {
log.SetOutput(ioutil.Discard)
if logstr != "" {
return errLogstrWithoutLog
}
return nil
}
if logstr == "" {
logstr = "debugger"
}
v := strings.Split(logstr, ",")
for _, logcmd := range v {
switch logcmd {
case "debugger":
debugger = true
case "gdbwire":
gdbWire = true
case "lldbout":
lldbServerOutput = true
case "debuglineerr":
debugLineErrors = true
case "rpc":
rpc = true
case "fncall":
fnCall = true
}
}
return nil
}