bin/sh/output.h

   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    8.2 (Berkeley) 5/4/95
  37  * $FreeBSD: src/bin/sh/output.h,v 1.8.2.2 2002/07/19 04:38:52 tjr Exp $
  38  * $DragonFly: src/bin/sh/output.h,v 1.2 2003/06/17 04:22:50 dillon Exp $
  39  */
  40
  41 #ifndef OUTPUT_INCL
  42
  43 #include <stdarg.h>
  44
  45 struct output {
  46         char *nextc;
  47         int nleft;
  48         char *buf;
  49         int bufsize;
  50         short fd;
  51         short flags;
  52 };
  53
  54 extern struct output output;
  55 extern struct output errout;
  56 extern struct output memout;
  57 extern struct output *out1;
  58 extern struct output *out2;
  59
  60 void open_mem(char *, int, struct output *);
  61 void out1str(const char *);
  62 void out1qstr(const char *);
  63 void out2str(const char *);
  64 void out2qstr(const char *);
  65 void outstr(const char *, struct output *);
  66 void outqstr(const char *, struct output *);
  67 void emptyoutbuf(struct output *);
  68 void flushall(void);
  69 void flushout(struct output *);
  70 void freestdout(void);
  71 void outfmt(struct output *, const char *, ...) __printflike(2, 3);
  72 void out1fmt(const char *, ...) __printflike(1, 2);
  73 void dprintf(const char *, ...) __printflike(1, 2);
  74 void fmtstr(char *, int, const char *, ...) __printflike(3, 4);
  75 void doformat(struct output *, const char *, va_list) __printflike(2, 0);
  76 int xwrite(int, char *, int);
  77
  78 #define outc(c, file)   (--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
  79 #define out1c(c)        outc(c, out1);
  80 #define out2c(c)        outc(c, out2);
  81
  82 #define OUTPUT_INCL
  83 #endif