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output.h revision 1.6 
      1 /*-
      2  * Copyright (c) 1991, 1993
      3  *	The Regents of the University of California.  All rights reserved.
      4  *
      5  * This code is derived from software contributed to Berkeley by
      6  * Kenneth Almquist.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)output.h	8.1 (Berkeley) 5/31/93
     37  */
     38 
     39 #ifndef OUTPUT_INCL
     40 
     41 struct output {
     42 	char *nextc;
     43 	int nleft;
     44 	char *buf;
     45 	int bufsize;
     46 	short fd;
     47 	short flags;
     48 };
     49 
     50 extern struct output output;
     51 extern struct output errout;
     52 extern struct output memout;
     53 extern struct output *out1;
     54 extern struct output *out2;
     55 
     56 
     57 #ifdef __STDC__
     58 void outstr(char *, struct output *);
     59 void out1str(char *);
     60 void out2str(char *);
     61 void outfmt(struct output *, char *, ...);
     62 void out1fmt(char *, ...);
     63 void fmtstr(char *, int, char *, ...);
     64 /* void doformat(struct output *, char *, va_list); */
     65 void doformat();
     66 void emptyoutbuf(struct output *);
     67 void flushall(void);
     68 void flushout(struct output *);
     69 void freestdout(void);
     70 int xwrite(int, char *, int);
     71 int xioctl(int, int, int);
     72 #else
     73 void outstr();
     74 void out1str();
     75 void out2str();
     76 void outfmt();
     77 void out1fmt();
     78 void fmtstr();
     79 /* void doformat(); */
     80 void doformat();
     81 void emptyoutbuf();
     82 void flushall();
     83 void flushout();
     84 void freestdout();
     85 int xwrite();
     86 int xioctl();
     87 #endif
     88 
     89 #define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
     90 #define out1c(c)	outc(c, out1);
     91 #define out2c(c)	outc(c, out2);
     92 
     93 #define OUTPUT_INCL
     94 #endif
     95