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-rw-r--r--contrib/libio/stdio/vsnprintf.c136
1 files changed, 0 insertions, 136 deletions
diff --git a/contrib/libio/stdio/vsnprintf.c b/contrib/libio/stdio/vsnprintf.c
deleted file mode 100644
index 3f35af2..0000000
--- a/contrib/libio/stdio/vsnprintf.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/* Copyright (C) 1994, 1997 Free Software Foundation, Inc.
- This file is part of the GNU IO Library.
-
- This library 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.
-
- This 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
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this library; see the file COPYING. If not, write to
- the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
-
- As a special exception, if you link this library with files
- compiled with a GNU compiler to produce an executable, this does
- not cause the resulting executable to be covered by the GNU General
- Public License. This exception does not however invalidate any
- other reasons why the executable file might be covered by the GNU
- General Public License. */
-
-#include "libioP.h"
-#include "strfile.h"
-
-
-typedef struct
-{
- _IO_strfile f;
- /* This is used for the characters which do not fit in the buffer
- provided by the user. */
- char overflow_buf[64];
-} _IO_strnfile;
-
-
-static int _IO_strn_overflow __P ((_IO_FILE *fp, int c));
-
-static int
-_IO_strn_overflow (fp, c)
- _IO_FILE *fp;
- int c;
-{
- /* When we come to here this means the user supplied buffer is
- filled. But since we must return the number of characters which
- would have been written in total we must provide a buffer for
- further use. We can do this by writing on and on in the overflow
- buffer in the _IO_strnfile structure. */
- _IO_strnfile *snf = (_IO_strnfile *) fp;
-
- if (fp->_IO_buf_base != snf->overflow_buf)
- {
- /* Terminate the string. We know that there is room for at
- least one more character since we initialized the stream with
- a size to make this possible. */
- *fp->_IO_write_ptr = '\0';
-
- _IO_setb (fp, snf->overflow_buf,
- snf->overflow_buf + sizeof (snf->overflow_buf), 0);
-
- fp->_IO_write_base = snf->overflow_buf;
- fp->_IO_read_base = snf->overflow_buf;
- fp->_IO_read_ptr = snf->overflow_buf;
- fp->_IO_read_end = snf->overflow_buf + sizeof (snf->overflow_buf);
- }
-
- fp->_IO_write_ptr = snf->overflow_buf;
- fp->_IO_write_end = snf->overflow_buf;
-
- /* Since we are not really interested in storing the characters
- which do not fit in the buffer we simply ignore it. */
- return c;
-}
-
-
-static struct _IO_jump_t _IO_strn_jumps =
-{
- JUMP_INIT_DUMMY,
- JUMP_INIT(finish, _IO_str_finish),
- JUMP_INIT(overflow, _IO_strn_overflow),
- JUMP_INIT(underflow, _IO_str_underflow),
- JUMP_INIT(uflow, _IO_default_uflow),
- JUMP_INIT(pbackfail, _IO_str_pbackfail),
- JUMP_INIT(xsputn, _IO_default_xsputn),
- JUMP_INIT(xsgetn, _IO_default_xsgetn),
- JUMP_INIT(seekoff, _IO_str_seekoff),
- JUMP_INIT(seekpos, _IO_default_seekpos),
- JUMP_INIT(setbuf, _IO_default_setbuf),
- JUMP_INIT(sync, _IO_default_sync),
- JUMP_INIT(doallocate, _IO_default_doallocate),
- JUMP_INIT(read, _IO_default_read),
- JUMP_INIT(write, _IO_default_write),
- JUMP_INIT(seek, _IO_default_seek),
- JUMP_INIT(close, _IO_default_close),
- JUMP_INIT(stat, _IO_default_stat)
-};
-
-
-int
-_IO_vsnprintf (string, maxlen, format, args)
- char *string;
- _IO_size_t maxlen;
- const char *format;
- _IO_va_list args;
-{
- _IO_strnfile sf;
- int ret;
-#ifdef _IO_MTSAFE_IO
- _IO_lock_t lock;
- sf.f._sbf._f._lock = &lock;
-#endif
-
- /* We need to handle the special case where MAXLEN is 0. Use the
- overflow buffer right from the start. */
- if (maxlen == 0)
- {
- string = sf.overflow_buf;
- maxlen = sizeof (sf.overflow_buf);
- }
-
- _IO_init ((_IO_FILE *) &sf, 0);
- _IO_JUMPS ((_IO_FILE *) &sf) = &_IO_strn_jumps;
- _IO_str_init_static ((_IO_FILE *) &sf, string, maxlen - 1, string);
- ret = _IO_vfprintf ((_IO_FILE *) &sf, format, args);
-
- if (sf.f._sbf._f._IO_buf_base != sf.overflow_buf)
- *sf.f._sbf._f._IO_write_ptr = '\0';
- return ret;
-}
-
-#ifdef weak_alias
-weak_alias (_IO_vsnprintf, __vsnprintf)
-weak_alias (_IO_vsnprintf, vsnprintf)
-#endif
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