// Copyright 2009 The Chromium Authors. All rights reserved.
|
// Use of this source code is governed by a BSD-style license that can be
|
// found in the LICENSE file.
|
|
#include "base/posix/safe_strerror.h"
|
|
#include <errno.h>
|
#include <stdio.h>
|
#include <string.h>
|
|
#include "base/stl_util.h"
|
#include "build/build_config.h"
|
|
#if defined(OS_ANDROID)
|
#include <android/api-level.h>
|
#endif
|
|
namespace base {
|
|
void safe_strerror_r(int err, char* buf, size_t len) {
|
#if defined(__GLIBC__) || \
|
(defined(OS_ANDROID) && defined(_GNU_SOURCE) && __ANDROID_API__ >= 23)
|
char* ret = strerror_r(err, buf, len);
|
if (ret != buf) {
|
snprintf(buf, len, "%s", ret);
|
}
|
#else
|
int result = strerror_r(err, buf, len);
|
if (result != 0) {
|
snprintf(buf,
|
len,
|
"Error %d while retrieving error %d",
|
result > 0 ? result : errno,
|
err);
|
}
|
#endif
|
}
|
|
std::string safe_strerror(int err) {
|
char buf[256];
|
safe_strerror_r(err, buf, size(buf));
|
return std::string(buf);
|
}
|
|
} // namespace base
|
