src/os/linux/launcher/java.h

Wed, 08 Oct 2008 08:10:51 -0700

author
ksrini
date
Wed, 08 Oct 2008 08:10:51 -0700
changeset 823
f008d3631bd1
parent 435
a61af66fc99e
child 905
ad8c8ca4ab0f
permissions
-rw-r--r--

6755845: JVM_FindClassFromBoot triggers assertions
Summary: Fixes assertions caused by one jvm_entry calling another, solved by refactoring code and modified gamma test.
Reviewed-by: dholmes, xlu

     1 /*
     2  * Copyright 1999-2005 Sun Microsystems, Inc.  All Rights Reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  *
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  *
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  *
    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
    21  * have any questions.
    22  *
    23  */
    25 /*
    26  * Gamma (Hotspot internal engineering test) launcher based on 1.6.0-b28 JDK,
    27  * search "GAMMA" for gamma specific changes.
    28  */
    30 #ifndef _JAVA_H_
    31 #define _JAVA_H_
    33 /*
    34  * Get system specific defines.
    35  */
    36 #include "jni.h"
    37 #include "java_md.h"
    39 /*
    40  * Pointers to the needed JNI invocation API, initialized by LoadJavaVM.
    41  */
    42 typedef jint (JNICALL *CreateJavaVM_t)(JavaVM **pvm, void **env, void *args);
    43 typedef jint (JNICALL *GetDefaultJavaVMInitArgs_t)(void *args);
    45 typedef struct {
    46     CreateJavaVM_t CreateJavaVM;
    47     GetDefaultJavaVMInitArgs_t GetDefaultJavaVMInitArgs;
    48 } InvocationFunctions;
    50 /*
    51  * Prototypes for launcher functions in the system specific java_md.c.
    52  */
    54 jboolean
    55 LoadJavaVM(const char *jvmpath, InvocationFunctions *ifn);
    57 void
    58 GetXUsagePath(char *buf, jint bufsize);
    60 jboolean
    61 GetApplicationHome(char *buf, jint bufsize);
    63 const char *
    64 GetArch();
    66 void CreateExecutionEnvironment(int *_argc,
    67                                        char ***_argv,
    68                                        char jrepath[],
    69                                        jint so_jrepath,
    70                                        char jvmpath[],
    71                                        jint so_jvmpath,
    72                                        char **original_argv);
    74 /*
    75  * Report an error message to stderr or a window as appropriate.  The
    76  * flag always is set to JNI_TRUE if message is to be reported to both
    77  * strerr and windows and set to JNI_FALSE if the message should only
    78  * be sent to a window.
    79  */
    80 void ReportErrorMessage(char * message, jboolean always);
    81 void ReportErrorMessage2(char * format, char * string, jboolean always);
    83 /*
    84  * Report an exception which terminates the vm to stderr or a window
    85  * as appropriate.
    86  */
    87 void ReportExceptionDescription(JNIEnv * env);
    89 jboolean RemovableMachineDependentOption(char * option);
    90 void PrintMachineDependentOptions();
    92 /*
    93  * Functions defined in java.c and used in java_md.c.
    94  */
    95 jint ReadKnownVMs(const char *jrepath, char * arch, jboolean speculative);
    96 char *CheckJvmType(int *argc, char ***argv, jboolean speculative);
    97 void* MemAlloc(size_t size);
    99 /*
   100  * Make launcher spit debug output.
   101  */
   102 extern jboolean _launcher_debug;
   103 /*
   104  * This allows for finding classes from the VM's bootstrap class loader
   105  * directly, FindClass uses the application class loader internally, this will
   106  * cause unnecessary searching of the classpath for the required classes.
   107  */
   108 typedef jclass (JNICALL FindClassFromBootLoader_t(JNIEnv *env,
   109                                                 const char *name,
   110                                                 jboolean throwError));
   112 jclass FindBootStrapClass(JNIEnv *env, const char *classname);
   114 #endif /* _JAVA_H_ */

mercurial