JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2003, 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 JDWP_LOG_MESSAGES_H
#define JDWP_LOG_MESSAGES_H

/* LOG: Must be called like:  LOG_category(("anything")) or LOG_category((format,args)) */

void setup_logging(const char *, unsigned);
void finish_logging();

#define LOG_NULL ((void)0)

/* Use THIS_FILE when it is available. */
#ifndef THIS_FILE
    #define THIS_FILE __FILE__
#endif

#ifdef JDWP_LOGGING

    #define _LOG(flavor,args) \
                (log_message_begin(flavor,THIS_FILE,__LINE__), \
                 log_message_end args)

    #define LOG_TEST(flag)  (gdata->log_flags & (flag))

    #define LOG_JVM(args)   \
        (LOG_TEST(JDWP_LOG_JVM)  ?_LOG("JVM",  args):LOG_NULL)
    #define LOG_JNI(args)   \
        (LOG_TEST(JDWP_LOG_JNI)  ?_LOG("JNI",  args):LOG_NULL)
    #define LOG_JVMTI(args) \
        (LOG_TEST(JDWP_LOG_JVMTI)?_LOG("JVMTI",args):LOG_NULL)
    #define LOG_MISC(args)  \
        (LOG_TEST(JDWP_LOG_MISC) ?_LOG("MISC", args):LOG_NULL)
    #define LOG_STEP(args)  \
        (LOG_TEST(JDWP_LOG_STEP) ?_LOG("STEP", args):LOG_NULL)
    #define LOG_LOC(args)   \
        (LOG_TEST(JDWP_LOG_LOC)  ?_LOG("LOC",  args):LOG_NULL)
    #define LOG_CB(args) \
        (LOG_TEST(JDWP_LOG_CB)?_LOG("CB",args):LOG_NULL)
    #define LOG_ERROR(args) \
        (LOG_TEST(JDWP_LOG_ERROR)?_LOG("ERROR",args):LOG_NULL)


    /* DO NOT USE THESE DIRECTLY */
    void log_message_begin(const char *, const char *, int);
    void log_message_end(const char *, ...);

#else

    #define LOG_TEST(flag)      0

    #define LOG_JVM(args)       LOG_NULL
    #define LOG_JNI(args)       LOG_NULL
    #define LOG_JVMTI(args)     LOG_NULL
    #define LOG_MISC(args)      LOG_NULL
    #define LOG_STEP(args)      LOG_NULL
    #define LOG_LOC(args)       LOG_NULL
    #define LOG_CB(args)        LOG_NULL
    #define LOG_ERROR(args)     LOG_NULL

#endif

#define    JDWP_LOG_JVM         0x00000001

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