| Server IP : 153.92.12.109 / Your IP : 216.73.216.250 Web Server : LiteSpeed System : Linux id-dci-web1986.main-hosting.eu 5.14.0-611.26.1.el9_7.x86_64 #1 SMP PREEMPT_DYNAMIC Thu Jan 29 05:24:47 EST 2026 x86_64 User : u686484674 ( 686484674) PHP Version : 8.0.30 Disable Function : system, exec, shell_exec, passthru, mysql_list_dbs, ini_alter, dl, symlink, link, chgrp, leak, popen, apache_child_terminate, virtual, mb_send_mail MySQL : OFF | cURL : ON | WGET : ON | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /./proc/thread-self/root/proc/thread-self/root/opt/golang/1.22.0/src/cmd/link/internal/ld/ |
Upload File : |
// Copyright 2020 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 ld
import (
"cmd/internal/obj"
"cmd/link/internal/loader"
"cmd/link/internal/sym"
"sync"
)
type unresolvedSymKey struct {
from loader.Sym // Symbol that referenced unresolved "to"
to loader.Sym // Unresolved symbol referenced by "from"
}
type symNameFn func(s loader.Sym) string
// ErrorReporter is used to make error reporting thread safe.
type ErrorReporter struct {
loader.ErrorReporter
unresSyms map[unresolvedSymKey]bool
unresMutex sync.Mutex
SymName symNameFn
}
// errorUnresolved prints unresolved symbol error for rs that is referenced from s.
func (reporter *ErrorReporter) errorUnresolved(ldr *loader.Loader, s, rs loader.Sym) {
reporter.unresMutex.Lock()
defer reporter.unresMutex.Unlock()
if reporter.unresSyms == nil {
reporter.unresSyms = make(map[unresolvedSymKey]bool)
}
k := unresolvedSymKey{from: s, to: rs}
if !reporter.unresSyms[k] {
reporter.unresSyms[k] = true
name := ldr.SymName(rs)
// Try to find symbol under another ABI.
var reqABI, haveABI obj.ABI
haveABI = ^obj.ABI(0)
reqABI, ok := sym.VersionToABI(ldr.SymVersion(rs))
if ok {
for abi := obj.ABI(0); abi < obj.ABICount; abi++ {
v := sym.ABIToVersion(abi)
if v == -1 {
continue
}
if rs1 := ldr.Lookup(name, v); rs1 != 0 && ldr.SymType(rs1) != sym.Sxxx && ldr.SymType(rs1) != sym.SXREF {
haveABI = abi
}
}
}
// Give a special error message for main symbol (see #24809).
if name == "main.main" {
reporter.Errorf(s, "function main is undeclared in the main package")
} else if haveABI != ^obj.ABI(0) {
reporter.Errorf(s, "relocation target %s not defined for %s (but is defined for %s)", name, reqABI, haveABI)
} else {
reporter.Errorf(s, "relocation target %s not defined", name)
}
}
}