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-rw-r--r--stdio/ungetc.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/stdio/ungetc.c b/stdio/ungetc.c
deleted file mode 100644
index 34304aa..0000000
--- a/stdio/ungetc.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/* Copyright (C) 1991, 1993, 1996, 1997 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <errno.h>
-#include <stdio.h>
-
-
-/* Push the character C back onto the input stream of STREAM. */
-int
-ungetc (c, stream)
- int c;
- FILE *stream;
-{
- if (!__validfp (stream) || !stream->__mode.__read)
- {
- __set_errno (EINVAL);
- return EOF;
- }
-
- if (c == EOF)
- return EOF;
-
- if (stream->__pushed_back)
- /* There is already a char pushed back. */
- return EOF;
-
- if ((stream->__linebuf_active || stream->__put_limit > stream->__buffer) &&
- /* This is a read-write stream with something in its buffer.
- Flush the stream. */
- __flshfp (stream, EOF) == EOF)
- return EOF;
-
- stream->__pushback = (unsigned char) c;
- /* Tell __fillbf we've pushed back a char. */
- stream->__pushed_back = 1;
- stream->__pushback_bufp = stream->__bufp;
- /* Make the next getc call __fillbf. It will return C. */
- stream->__bufp = stream->__get_limit;
-
- /* We just gave it another character to read, so it's not at EOF. */
- stream->__eof = 0;
-
- return stream->__pushback;
-}