usr/src/lib/libbc/libc/stdio/common/putc.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 #pragma ident   "%Z%%M% %I%     %E% SMI"
  23
  24 /*LINTLIBRARY*/
  25 #include <stdio.h>
  26
  27 #undef putc
  28 #define __putc__(x, p)  (--(p)->_cnt >= 0 ?\
  29         (int)(*(p)->_ptr++ = (unsigned char)(x)) :\
  30         (((p)->_flag & _IOLBF) && -(p)->_cnt < (p)->_bufsiz ?\
  31                 ((*(p)->_ptr = (unsigned char)(x)) != '\n' ?\
  32                         (int)(*(p)->_ptr++) :\
  33                         _flsbuf(*(unsigned char *)(p)->_ptr, p)) :\
  34                 _flsbuf((unsigned char)(x), p)))
  35
  36 int
  37 putc(c, fp)
  38 register char c;
  39 register FILE *fp;
  40 {
  41         return (__putc__(c, fp));
  42 }