jdk/src/solaris/native/sun/misc/VM_md.c
author alanb
Tue, 11 Feb 2014 09:59:34 +0000
changeset 22951 5fd21112b2b6
parent 5506 jdk/src/solaris/native/java/util/logging.c@202f599c92aa
child 24506 abb4cc4647ee
permissions -rw-r--r--
8034043: Native methods for preferences API should not be in libjava 8034026: SCDynamicStoreConfig.m should not be in src/macosx/native/java/util Reviewed-by: erikj, weijun, mchung

/*
 * Copyright (c) 2001, 2004, 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 <unistd.h>
#include "jni_util.h"


JNIEXPORT jboolean JNICALL
Java_sun_misc_VM_isSetUID(JNIEnv *env, jclass thisclass) {

    /* Return true if we are in a set UID or set GID process. */
    if (getuid() != geteuid() || getgid() != getegid()) {
        return JNI_TRUE;
    }
    return JNI_FALSE;
}