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confuse 3.3

    1: /*
    2:  * Copyright (c) 2015 Peter Rosin <peda@lysator.liu.se>
    3:  *
    4:  * Permission to use, copy, modify, and/or distribute this software for any
    5:  * purpose with or without fee is hereby granted, provided that the above
    6:  * copyright notice and this permission notice appear in all copies.
    7:  *
    8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
    9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   15:  */
   16: 
   17: #ifndef cfg_compat_h
   18: #define cfg_compat_h
   19: 
   20: #include <stdio.h>
   21: #include <stdarg.h>
   22: 
   23: #if defined _MSC_VER && _MSC_VER < 1900
   24: #define snprintf c99_snprintf
   25: #define vsnprintf c99_vsnprintf
   26: 
   27: static __inline int
   28: c99_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap)
   29: {
   30:     int count = -1;
   31: 
   32:     if(size)
   33: 	count = _vsnprintf_s(buf, size, _TRUNCATE, fmt, ap);
   34:     if(count == -1)
   35: 	count = _vscprintf(fmt, ap);
   36: 
   37:     return count;
   38: }
   39: 
   40: static __inline int
   41: c99_snprintf(char *buf, size_t size, const char *fmt, ...)
   42: {
   43:     int count;
   44:     va_list ap;
   45: 
   46:     va_start(ap, fmt);
   47:     count = c99_vsnprintf(buf, size, fmt, ap);
   48:     va_end(ap);
   49: 
   50:     return count;
   51: }
   52: #endif
   53: 
   54: #endif