jdk/src/jdk.jpackage/linux/native/common/LinuxSysInfo.cpp
Andy Herrick 26e7ef78fb 8252870: Finalize (remove "incubator" from) jpackage
Reviewed-by: kcr, erikj, almatvee, asemenyuk, prr, ihse
2020-11-04 20:27:11 +00:00

46 lines
1.7 KiB
C++

/*
* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <limits.h>
#include <unistd.h>
#include "FileUtils.h"
#include "ErrorHandling.h"
namespace SysInfo {
tstring getProcessModulePath() {
const char* path = "/proc/self/exe";
char buffer[PATH_MAX] = { 0 };
ssize_t len = readlink(path, buffer, sizeof(buffer));
if (len < 0) {
JP_THROW(tstrings::any() << "readlink(" << path
<< ") failed. Error: " << lastCRTError());
}
return tstring(buffer, len);
}
} // end of namespace SysInfo