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      1 /*	$NetBSD: putchar.c,v 1.24 2021/09/06 07:03:50 rin Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1981, 1993, 1994
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #ifndef lint
     34 #if 0
     35 static char sccsid[] = "@(#)putchar.c	8.2 (Berkeley) 5/4/94";
     36 #else
     37 __RCSID("$NetBSD: putchar.c,v 1.24 2021/09/06 07:03:50 rin Exp $");
     38 #endif
     39 #endif				/* not lint */
     40 
     41 #include "curses.h"
     42 #include "curses_private.h"
     43 
     44 int
     45 __cputchar(int ch)
     46 {
     47 
     48 	__CTRACE(__CTRACE_OUTPUT, "__cputchar: %s\n", unctrl(ch));
     49 	return __cputchar_args(ch, _cursesi_screen->outfd);
     50 }
     51 
     52 /*
     53  * This is the same as __cputchar but the extra argument holds the file
     54  * descriptor to write the output to.  This function can only be used with
     55  * the "new" libterm interface.
     56  */
     57 int
     58 __cputchar_args(int ch, void *args)
     59 {
     60 	FILE *outfd = (FILE *)args;
     61 	int status;
     62 
     63 	__CTRACE(__CTRACE_OUTPUT, "__cputchar_args: %s on fd %d\n",
     64 	    unctrl(ch), outfd->_file);
     65 	status = putc(ch, outfd);
     66 	fflush(outfd);
     67 	return status;
     68 }
     69 
     70 #ifdef HAVE_WCHAR
     71 int
     72 __cputwchar(wchar_t wch)
     73 {
     74 	__CTRACE(__CTRACE_OUTPUT, "__cputwchar: 0x%x\n", wch);
     75 	return __cputwchar_args(wch, _cursesi_screen->outfd);
     76 }
     77 
     78 /*
     79  * This is the same as __cputchar but the extra argument holds the file
     80  * descriptor to write the output to.  This function can only be used with
     81  * the "new" libterm interface.
     82  */
     83 int
     84 __cputwchar_args(wchar_t wch, void *args)
     85 {
     86 	FILE *outfd = (FILE *)args;
     87 	int status;
     88 
     89 	__CTRACE(__CTRACE_OUTPUT, "__cputwchar_args: 0x%x on fd %d\n",
     90 	    wch, outfd->_file);
     91 	status = putwc(wch, outfd);
     92 	fflush(outfd);
     93 	return status;
     94 }
     95 #endif /* HAVE_WCHAR */
     96