gcc/java/xref.c

   1 /* Write cross reference information extracted from Java(TM)
   2    source and bytecode files, in one of formats documented below.
   3    Copyright (C) 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
   4    Contributed by Alexandre Petit-Bianco (apbianco@cygnus.com)
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING.  If not, write to
  20 the Free Software Foundation, 59 Temple Place - Suite 330,
  21 Boston, MA 02111-1307, USA.
  22
  23 Java and all Java-based marks are trademarks or registered trademarks
  24 of Sun Microsystems, Inc. in the United States and other countries.
  25 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  26
  27 #include "config.h"
  28 #include "system.h"
  29 #include "coretypes.h"
  30 #include "tm.h"
  31 #include "tree.h"
  32 #include "java-tree.h"
  33 #include "xref.h"
  34 #include "jcf.h"
  35 #include "parse.h"
  36
  37 static xref_flag_table xref_table [] = {
  38   {NULL, NULL, NULL, NULL},
  39 };
  40
  41 /* Branch to the right xref "back-end".  */
  42
  43 void
  44 expand_xref (tree node)
  45 {
  46   /* Maintain these two cached. */
  47   static FILE *fp = NULL;
  48   static void (*current_expand) (FILE *, tree) = NULL;
  49
  50   if ( !flag_emit_xref )
  51     return;
  52
  53   if (!fp)
  54     fp = xref_table [flag_emit_xref-1].fp;
  55   if (!current_expand)
  56     current_expand = xref_table [flag_emit_xref-1].expand;
  57
  58   (*current_expand) (fp, node);
  59 }