go util 源码
golang util 代码
文件路径：/src/cmd/internal/objabi/util.go
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package objabi
import (
"fmt"
"strings"
"internal/buildcfg"
)
const (
ElfRelocOffset = 256
MachoRelocOffset = 2048 // reserve enough space for ELF relocations
GlobalDictPrefix = ".dict" // prefix for names of global dictionaries
)
// HeaderString returns the toolchain configuration string written in
// Go object headers. This string ensures we don't attempt to import
// or link object files that are incompatible with each other. This
// string always starts with "go object ".
func HeaderString() string {
return fmt.Sprintf("go object %s %s %s X:%s\n", buildcfg.GOOS, buildcfg.GOARCH, buildcfg.Version, strings.Join(buildcfg.Experiment.Enabled(), ","))
}
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