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syscall: change solaris files to libc files

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AIX and Solaris both requires libc to make any syscalls and their
implementation is really similar.
Therefore, Solaris files reused by AIX have their name changed to *_libc.

exec_libc.go is also adapted to AIX.

Updates: #25893

Change-Id: I50d1d7b964831637013d5e64799187cd9565c42b
Reviewed-on: https://go-review.googlesource.com/c/138719
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Clément Chigot 2018-09-28 15:24:32 +02:00 • committed by Ian Lance Taylor
parent dc2ae2886f
commit 49be65eeba
6 changed files with 89 additions and 20 deletions
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12
src/syscall/exec_unix.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin dragonfly freebsd linux netbsd openbsd solaris
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
// Fork, exec, wait, etc.
@ -246,9 +246,9 @@ func StartProcess(argv0 string, argv []string, attr *ProcAttr) (pid int, handle
func runtime_BeforeExec()
func runtime_AfterExec()
// execveSolaris is non-nil on Solaris, set to execve in exec_solaris.go; this
// execveLibc is non-nil on OS using libc syscall, set to execve in exec_libc.go; this
// avoids a build dependency for other platforms.
var execveSolaris func(path uintptr, argv uintptr, envp uintptr) (err Errno)
var execveLibc func(path uintptr, argv uintptr, envp uintptr) (err Errno)
// Exec invokes the execve(2) system call.
func Exec(argv0 string, argv []string, envv []string) (err error) {
@ -267,9 +267,9 @@ func Exec(argv0 string, argv []string, envv []string) (err error) {
runtime_BeforeExec()
var err1 Errno
if runtime.GOOS == "solaris" {
// RawSyscall should never be used on Solaris.
err1 = execveSolaris(
if runtime.GOOS == "solaris" || runtime.GOOS == "aix" {
// RawSyscall should never be used on Solaris or AIX.
err1 = execveLibc(
uintptr(unsafe.Pointer(argv0p)),
uintptr(unsafe.Pointer(&argvp[0])),
uintptr(unsafe.Pointer(&envvp[0])))