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Java example source code file (jvm_md.h)

This example Java source code file (jvm_md.h) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

f_ok, for, jni_lib_prefix, jni_lib_suffix, jvm_o_wronly, maxpathlen, name, o_append, o_excl, r_ok, version, versioned_jni_lib_name, w_ok, x_ok

The jvm_md.h Java example source code

/*
 * Copyright (c) 1997, 2012, 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.
 */

#ifndef _JAVASOFT_JVM_MD_H_
#define _JAVASOFT_JVM_MD_H_

/*
 * This file is currently collecting system-specific dregs for the
 * JNI conversion, which should be sorted out later.
 */

#include <dirent.h>             /* For DIR */
#include <sys/param.h>          /* For MAXPATHLEN */
#include <unistd.h>             /* For F_OK, R_OK, W_OK */
#include <stddef.h>             /* For ptrdiff_t */
#include <stdint.h>             /* For uintptr_t */

#define JNI_ONLOAD_SYMBOLS   {"JNI_OnLoad"}
#define JNI_ONUNLOAD_SYMBOLS {"JNI_OnUnload"}

#define JNI_LIB_PREFIX "lib"
#ifdef __APPLE__
#define JNI_LIB_SUFFIX ".dylib"
#define VERSIONED_JNI_LIB_NAME(NAME, VERSION) JNI_LIB_PREFIX NAME "." VERSION JNI_LIB_SUFFIX
#else
#define JNI_LIB_SUFFIX ".so"
#define VERSIONED_JNI_LIB_NAME(NAME, VERSION) JNI_LIB_PREFIX NAME JNI_LIB_SUFFIX "." VERSION
#endif
#define JNI_LIB_NAME(NAME) JNI_LIB_PREFIX NAME JNI_LIB_SUFFIX

#define JVM_MAXPATHLEN MAXPATHLEN

#define JVM_R_OK    R_OK
#define JVM_W_OK    W_OK
#define JVM_X_OK    X_OK
#define JVM_F_OK    F_OK

/*
 * File I/O
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/signal.h>

/* O Flags */

#define JVM_O_RDONLY     O_RDONLY
#define JVM_O_WRONLY     O_WRONLY
#define JVM_O_RDWR       O_RDWR
#define JVM_O_O_APPEND   O_APPEND
#define JVM_O_EXCL       O_EXCL
#define JVM_O_CREAT      O_CREAT
#define JVM_O_DELETE     0x10000

/* Signals */

#define JVM_SIGINT     SIGINT
#define JVM_SIGTERM    SIGTERM


#endif /* !_JAVASOFT_JVM_MD_H_ */

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