feat(jdk8): move files to new folder to avoid resources compiled.
This commit is contained in:
309
jdkSrc/jdk8/launcher/java.h
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309
jdkSrc/jdk8/launcher/java.h
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/*
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* Copyright (c) 1998, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#ifndef _JAVA_H_
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#define _JAVA_H_
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <limits.h>
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#include <jni.h>
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#include <jvm.h>
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/*
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* Get system specific defines.
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*/
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#include "emessages.h"
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#include "java_md.h"
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#include "jli_util.h"
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#include "manifest_info.h"
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#include "version_comp.h"
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#include "wildcard.h"
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#include "splashscreen.h"
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# define KB (1024UL)
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# define MB (1024UL * KB)
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# define GB (1024UL * MB)
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#define CURRENT_DATA_MODEL (CHAR_BIT * sizeof(void*))
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/*
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* The following environment variable is used to influence the behavior
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* of the jre exec'd through the SelectVersion routine. The command line
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* options which specify the version are not passed to the exec'd version,
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* because that jre may be an older version which wouldn't recognize them.
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* This environment variable is known to this (and later) version and serves
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* to suppress the version selection code. This is not only for efficiency,
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* but also for correctness, since any command line options have been
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* removed which would cause any value found in the manifest to be used.
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* This would be incorrect because the command line options are defined
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* to take precedence.
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*
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* The value associated with this environment variable is the MainClass
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* name from within the executable jar file (if any). This is strictly a
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* performance enhancement to avoid re-reading the jar file manifest.
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*
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*/
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#define ENV_ENTRY "_JAVA_VERSION_SET"
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#define SPLASH_FILE_ENV_ENTRY "_JAVA_SPLASH_FILE"
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#define SPLASH_JAR_ENV_ENTRY "_JAVA_SPLASH_JAR"
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/*
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* Pointers to the needed JNI invocation API, initialized by LoadJavaVM.
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*/
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typedef jint (JNICALL *CreateJavaVM_t)(JavaVM **pvm, void **env, void *args);
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typedef jint (JNICALL *GetDefaultJavaVMInitArgs_t)(void *args);
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typedef jint (JNICALL *GetCreatedJavaVMs_t)(JavaVM **vmBuf, jsize bufLen, jsize *nVMs);
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typedef struct {
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CreateJavaVM_t CreateJavaVM;
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GetDefaultJavaVMInitArgs_t GetDefaultJavaVMInitArgs;
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GetCreatedJavaVMs_t GetCreatedJavaVMs;
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} InvocationFunctions;
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int
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JLI_Launch(int argc, char ** argv, /* main argc, argc */
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int jargc, const char** jargv, /* java args */
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int appclassc, const char** appclassv, /* app classpath */
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const char* fullversion, /* full version defined */
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const char* dotversion, /* dot version defined */
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const char* pname, /* program name */
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const char* lname, /* launcher name */
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jboolean javaargs, /* JAVA_ARGS */
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jboolean cpwildcard, /* classpath wildcard */
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jboolean javaw, /* windows-only javaw */
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jint ergo_class /* ergnomics policy */
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);
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/*
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* Prototypes for launcher functions in the system specific java_md.c.
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*/
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jboolean
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LoadJavaVM(const char *jvmpath, InvocationFunctions *ifn);
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void
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GetXUsagePath(char *buf, jint bufsize);
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jboolean
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GetApplicationHome(char *buf, jint bufsize);
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#define GetArch() GetArchPath(CURRENT_DATA_MODEL)
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/*
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* Different platforms will implement this, here
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* pargc is a pointer to the original argc,
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* pargv is a pointer to the original argv,
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* jrepath is an accessible path to the jre as determined by the call
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* so_jrepath is the length of the buffer jrepath
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* jvmpath is an accessible path to the jvm as determined by the call
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* so_jvmpath is the length of the buffer jvmpath
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*/
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void CreateExecutionEnvironment(int *argc, char ***argv,
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char *jrepath, jint so_jrepath,
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char *jvmpath, jint so_jvmpath,
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char *jvmcfg, jint so_jvmcfg);
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/* Reports an error message to stderr or a window as appropriate. */
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void JLI_ReportErrorMessage(const char * message, ...);
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/* Reports a system error message to stderr or a window */
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void JLI_ReportErrorMessageSys(const char * message, ...);
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/* Reports an error message only to stderr. */
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void JLI_ReportMessage(const char * message, ...);
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/*
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* Reports an exception which terminates the vm to stderr or a window
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* as appropriate.
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*/
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void JLI_ReportExceptionDescription(JNIEnv * env);
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void PrintMachineDependentOptions();
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const char *jlong_format_specifier();
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/*
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* Block current thread and continue execution in new thread
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*/
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int ContinueInNewThread0(int (JNICALL *continuation)(void *),
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jlong stack_size, void * args);
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/* sun.java.launcher.* platform properties. */
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void SetJavaLauncherPlatformProps(void);
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void SetJavaCommandLineProp(char* what, int argc, char** argv);
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void SetJavaLauncherProp(void);
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/*
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* Functions defined in java.c and used in java_md.c.
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*/
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jint ReadKnownVMs(const char *jvmcfg, jboolean speculative);
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char *CheckJvmType(int *argc, char ***argv, jboolean speculative);
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void AddOption(char *str, void *info);
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enum ergo_policy {
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DEFAULT_POLICY = 0,
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NEVER_SERVER_CLASS,
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ALWAYS_SERVER_CLASS
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};
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const char* GetProgramName();
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const char* GetDotVersion();
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const char* GetFullVersion();
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jboolean IsJavaArgs();
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jboolean IsJavaw();
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jint GetErgoPolicy();
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jboolean ServerClassMachine();
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int ContinueInNewThread(InvocationFunctions* ifn, jlong threadStackSize,
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int argc, char** argv,
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int mode, char *what, int ret);
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int JVMInit(InvocationFunctions* ifn, jlong threadStackSize,
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int argc, char** argv,
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int mode, char *what, int ret);
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/*
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* Initialize platform specific settings
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*/
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void InitLauncher(jboolean javaw);
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/*
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* For MacOSX and Windows/Unix compatibility we require these
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* entry points, some of them may be stubbed out on Windows/Unixes.
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*/
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void PostJVMInit(JNIEnv *env, jstring mainClass, JavaVM *vm);
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void ShowSplashScreen();
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void RegisterThread();
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/*
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* this method performs additional platform specific processing and
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* should return JNI_TRUE to indicate the argument has been consumed,
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* otherwise returns JNI_FALSE to allow the calling logic to further
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* process the option.
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*/
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jboolean ProcessPlatformOption(const char *arg);
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/*
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* This allows for finding classes from the VM's bootstrap class loader directly,
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* FindClass uses the application class loader internally, this will cause
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* unnecessary searching of the classpath for the required classes.
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*
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*/
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typedef jclass (JNICALL FindClassFromBootLoader_t(JNIEnv *env,
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const char *name));
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jclass FindBootStrapClass(JNIEnv *env, const char *classname);
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jobjectArray CreateApplicationArgs(JNIEnv *env, char **strv, int argc);
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jobjectArray NewPlatformStringArray(JNIEnv *env, char **strv, int strc);
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jclass GetLauncherHelperClass(JNIEnv *env);
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int JNICALL JavaMain(void * args); /* entry point */
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enum LaunchMode { // cf. sun.launcher.LauncherHelper
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LM_UNKNOWN = 0,
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LM_CLASS,
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LM_JAR
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};
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static const char *launchModeNames[]
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= { "Unknown", "Main class", "JAR file" };
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typedef struct {
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int argc;
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char **argv;
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int mode;
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char *what;
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InvocationFunctions ifn;
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} JavaMainArgs;
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#define NULL_CHECK_RETURN_VALUE(NCRV_check_pointer, NCRV_return_value) \
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do { \
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if ((NCRV_check_pointer) == NULL) { \
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JLI_ReportErrorMessage(JNI_ERROR); \
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return NCRV_return_value; \
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} \
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} while (JNI_FALSE)
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#define NULL_CHECK0(NC0_check_pointer) \
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NULL_CHECK_RETURN_VALUE(NC0_check_pointer, 0)
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#define NULL_CHECK(NC_check_pointer) \
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NULL_CHECK_RETURN_VALUE(NC_check_pointer, )
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#define CHECK_EXCEPTION_RETURN() \
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do { \
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if ((*env)->ExceptionOccurred(env)) { \
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return; \
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} \
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} while (JNI_FALSE)
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/*
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* For JNI calls :
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* - check for thrown exceptions
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* - check for null return
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*
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* JNI calls can return null and/or throw an exception. Check for these.
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*
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* : CHECK_JNI_RETURN_EXCEPTION()
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* return the specified RETURNVALUE if exception was generated
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* : CHECK_JNI_RETURN_0(JNISTATEMENT) : check if JNISTATEMENT was successful, return 0 if not
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* : CHECK_JNI_RETURN_VOID(JNISTATEMENT) : check if JNISTATEMENT was successful, return void if not
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* : CHECK_JNI_RETURN_VALUE(JNISTATEMENT,n) : check if JNISTATEMENT was successful, return n if not
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*
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* These macros need at least one parameter, the JNI statement [ JNISTATEMENT ].
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*
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* E.G.: check the JNI statement, and specify a value to return if a failure was detected.
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*
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* CHECK_JNI_RETURN_VALUE(str = (*env)->CallStaticObjectMethod(env, cls,
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* makePlatformStringMID, USE_STDERR, ary), -1);
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*/
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#define RETURNVOID return
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#define RETURN0 return 0
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#define RETURN(N) return (N)
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#define CHECK_JNI_RETURN_EXCEPTION(RETURNVALUE) \
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if ((((*env)->ExceptionOccurred(env))!=NULL)) { \
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RETURNVALUE; \
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}
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#define CHECK_JNI_RETURN_0(JNISTATEMENT) \
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CHECK_JNI_RETURN_EXCEPTION(RETURN0); \
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NULL_CHECK0(JNISTATEMENT);
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#define CHECK_JNI_RETURN_VOID(JNISTATEMENT) \
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CHECK_JNI_RETURN_EXCEPTION(RETURNVOID); \
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NULL_CHECK(JNISTATEMENT);
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#define CHECK_JNI_RETURN_VALUE(JNISTATEMENT, NCRV_return_value) \
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CHECK_JNI_RETURN_EXCEPTION(RETURN(NCRV_return_value)); \
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NULL_CHECK_RETURN_VALUE(JNISTATEMENT, NCRV_return_value);
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#endif /* _JAVA_H_ */
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