gcc/libjava/libgcj_bc.c

/* libgcj_bc.c  */

/* Copyright (C) 2006, 2009 Free Software Foundation

   This file is part of libgcj.

This software is copyrighted work licensed under the terms of the
Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
details.  */

/* This file is used to build libgcj_bc.so, a 'fake' library that is
   used at link time only. It ensures that binaries built with the
   BC-ABI link against a constant SONAME. This way, BC-ABI binaries
   continue to work if the SONAME underlying libgcj.so changes.  */

#include <stdlib.h>
#include <stdio.h>

static void print_wrong_lib_msg ()
{
  fprintf (stderr, "libgcj error: \
This is libgcj_bc.so, a fake library used only for linking.\n\
Please create a symlink from libgcj_bc.so.1 to the real libgcj.so.\n");
  exit (1);
}

/* Functions called from code generated by gcj.  */

void _Jv_AllocObject () {}
void _Jv_AllocObjectNoFinalizer () {}
void _Jv_CheckArrayStore () {}
void _Jv_CheckCast () {}
void _Jv_InitClass () {}
void _Jv_IsInstanceOf () {}
void _Jv_LookupInterfaceMethod () {}
void _Jv_LookupInterfaceMethodIdx () {}
void _Jv_MonitorEnter () {}
void _Jv_MonitorExit () {}
void _Jv_NewMultiArray () {}
void _Jv_NewObjectArray () {}
void _Jv_NewPrimArray () {}
void _Jv_RegisterResource () {}
void _Jv_ResolvePoolEntry () {}
void _Jv_Throw () {}
void _Jv_ThrowAbstractMethodError () {}
void _Jv_ThrowBadArrayIndex () {}
void _Jv_ThrowNoSuchFieldError () {}
void _Jv_ThrowNullPointerException () {}
void __gcj_personality_v0 () {}

void _Jv_RegisterClasses () 
{
  print_wrong_lib_msg ();
}

void _Jv_RegisterNewClasses () 
{
  print_wrong_lib_msg ();
}

/* Symbols used by jvgenmain (-fmain).  */

void JvRunMain () {}
void JvRunMainName () {}
const char **_Jv_Compiler_Properties;

/* Functions used by -fjni.  */

void _Jv_GetJNIEnvNewFrame () {}
void _Jv_LookupJNIMethod () {}
void _Jv_UnwrapJNIweakReference () {}
void _Jv_JNI_PopSystemFrame () {}


/* Checked divide (-fuse-divide-subroutine).  */

void _Jv_divI () {}
void _Jv_divJ () {}
void _Jv_remI () {}
void _Jv_remJ () {}


/* CNI Functions.  */

void _Jv_AllocBytes () {}
void _Jv_AllocString () {}
void _Jv_AttachCurrentThread () {}
void _Jv_AttachCurrentThreadAsDaemon () {}
void _Jv_CreateJavaVM () {}
void _Jv_DetachCurrentThread () {}
void _Jv_Free () {}
void _Jv_GetStringUTFLength () {}
void _Jv_GetStringUTFRegion () {}
void _Jv_Malloc () {}
void _Jv_NewString () {}
void _Jv_NewStringLatin1 () {}
void _Jv_NewStringUTF () {}
void _Jv_Realloc () {}


/* Classes for primitive types.  */

#define DECLARE_PRIM_TYPE(NAME)			\
  int _Jv_##NAME##Class;

DECLARE_PRIM_TYPE(byte)
DECLARE_PRIM_TYPE(short)
DECLARE_PRIM_TYPE(int)
DECLARE_PRIM_TYPE(long)
DECLARE_PRIM_TYPE(boolean)
DECLARE_PRIM_TYPE(char)
DECLARE_PRIM_TYPE(float)
DECLARE_PRIM_TYPE(double)
DECLARE_PRIM_TYPE(void)


/* Force executable to export __data_start et al.  */

#pragma weak __data_start
extern int __data_start[];
#pragma weak data_start
extern int data_start[];
#pragma weak _end
extern int _end[];
static void *dummy[] __attribute__((used)) = {__data_start, data_start, _end};