1 /*
   2  * Copyright (c) 1999, 2018, Oracle and/or its affiliates. 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #if defined(DEBUG)
  27 
  28 #include "debug_util.h"
  29 
  30 enum {
  31     MAX_ASSERT_MSG = 255+FILENAME_MAX+1
  32 };
  33 
  34 static DASSERT_CALLBACK PfnAssertCallback = NULL;
  35 
  36 /* JNIEXPORT because this function is also called from libawt_xawt */
  37 JNIEXPORT void JNICALL
  38 DAssert_Impl(const char *msg, const char * filename, int linenumber) {
  39     if (PfnAssertCallback != NULL) {
  40         (*PfnAssertCallback)(msg, filename, linenumber);
  41     } else {
  42         fprintf(stderr, "Assert fail in file %s, line %d\n\t%s\n", filename, linenumber, msg);
  43         fflush(stderr);
  44         assert(FALSE);
  45     }
  46 }
  47 
  48 void DAssert_SetCallback(DASSERT_CALLBACK pfn) {
  49     PfnAssertCallback = pfn;
  50 }
  51 
  52 #endif  /* defined(DEBUG) */
  53 
  54 /* The following line is only here to prevent compiler warnings
  55  * on release (non-debug) builds
  56  */
  57 static int dummyVariable = 0;