1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/java/buffer.h b/gcc/java/buffer.h
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+/* A "buffer" utility type.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/* Written by Per Bothner <bothner@cygnus.com>, July 1998. */
+
+/* A simple data structure for an expandable buffer. */
+
+struct buffer
+{
+  /* The start of the actual data buffer. */
+  unsigned char *data;
+
+  /* Where to write next in the buffer. */
+  unsigned char *ptr;
+
+  /* The end of the allocated data buffer. */
+  unsigned char *limit;
+};
+
+#define NULL_BUFFER { (void*) 0, (void*) 0, (void*) 0 }
+
+#define BUFFER_LENGTH(BUFP) ((BUFP)->ptr - (BUFP)->data)
+
+#define BUFFER_RESET(BUFP) ((BUFP)->ptr = (BUFP)->data)
+
+extern void buffer_grow PROTO ((struct buffer*, int));