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      1  1.28       kre /*	$NetBSD: output.h,v 1.28 2021/11/10 15:58:38 kre Exp $	*/
      2  1.10       cgd 
      3   1.1       cgd /*-
      4   1.6       jtc  * Copyright (c) 1991, 1993
      5   1.6       jtc  *	The Regents of the University of California.  All rights reserved.
      6   1.1       cgd  *
      7   1.1       cgd  * This code is derived from software contributed to Berkeley by
      8   1.1       cgd  * Kenneth Almquist.
      9   1.1       cgd  *
     10   1.1       cgd  * Redistribution and use in source and binary forms, with or without
     11   1.1       cgd  * modification, are permitted provided that the following conditions
     12   1.1       cgd  * are met:
     13   1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     14   1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     15   1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     16   1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     17   1.1       cgd  *    documentation and/or other materials provided with the distribution.
     18  1.17       agc  * 3. Neither the name of the University nor the names of its contributors
     19   1.1       cgd  *    may be used to endorse or promote products derived from this software
     20   1.1       cgd  *    without specific prior written permission.
     21   1.1       cgd  *
     22   1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23   1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24   1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25   1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26   1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27   1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28   1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29   1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30   1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31   1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32   1.1       cgd  * SUCH DAMAGE.
     33   1.1       cgd  *
     34  1.11  christos  *	@(#)output.h	8.2 (Berkeley) 5/4/95
     35   1.1       cgd  */
     36   1.1       cgd 
     37   1.1       cgd #ifndef OUTPUT_INCL
     38   1.1       cgd 
     39  1.11  christos #include <stdarg.h>
     40  1.11  christos 
     41   1.1       cgd struct output {
     42   1.1       cgd 	char *nextc;
     43   1.1       cgd 	int nleft;
     44  1.25       kre 	int bufsize;
     45   1.1       cgd 	char *buf;
     46   1.1       cgd 	short fd;
     47   1.1       cgd 	short flags;
     48  1.27       kre #ifndef SMALL
     49  1.26       kre 	struct output *chain;
     50  1.27       kre #endif
     51   1.1       cgd };
     52   1.1       cgd 
     53  1.19  dholland /* flags for ->flags */
     54  1.26       kre #define OUTPUT_ERR	0x01		/* error occurred on output */
     55  1.26       kre #define OUTPUT_CLONE	0x02		/* this is a clone of another */
     56  1.19  dholland 
     57   1.1       cgd extern struct output output;
     58   1.1       cgd extern struct output errout;
     59   1.1       cgd extern struct output memout;
     60   1.1       cgd extern struct output *out1;
     61   1.1       cgd extern struct output *out2;
     62  1.27       kre #ifdef SMALL
     63  1.27       kre #define outx out2
     64  1.27       kre #else
     65  1.26       kre extern struct output *outx;
     66  1.27       kre #endif
     67   1.1       cgd 
     68  1.16  christos void open_mem(char *, int, struct output *);
     69  1.16  christos void out1str(const char *);
     70  1.16  christos void out2str(const char *);
     71  1.16  christos void outstr(const char *, struct output *);
     72  1.20  christos void out2shstr(const char *);
     73  1.27       kre #ifdef SMALL
     74  1.27       kre #define outxstr out2str
     75  1.27       kre #define outxshstr out2shstr
     76  1.27       kre #else
     77  1.27       kre void outxstr(const char *);
     78  1.26       kre void outxshstr(const char *);
     79  1.27       kre #endif
     80  1.20  christos void outshstr(const char *, struct output *);
     81  1.16  christos void emptyoutbuf(struct output *);
     82  1.16  christos void flushall(void);
     83  1.16  christos void flushout(struct output *);
     84  1.16  christos void freestdout(void);
     85  1.24     joerg void outfmt(struct output *, const char *, ...) __printflike(2, 3);
     86  1.24     joerg void out1fmt(const char *, ...) __printflike(1, 2);
     87  1.21  christos #ifdef DEBUG
     88  1.24     joerg void debugprintf(const char *, ...) __printflike(1, 2);
     89  1.21  christos #endif
     90  1.24     joerg void fmtstr(char *, size_t, const char *, ...) __printflike(3, 4);
     91  1.24     joerg void doformat(struct output *, const char *, va_list) __printflike(2, 0);
     92  1.16  christos int xwrite(int, char *, int);
     93  1.27       kre #ifdef SMALL
     94  1.27       kre #define xtracefdsetup(x)	do { break; } while (0)
     95  1.27       kre #define xtrace_clone(x)		do { break; } while (0)
     96  1.27       kre #define xtrace_pop()		do { break; } while (0)
     97  1.27       kre #else
     98  1.26       kre void xtracefdsetup(int);
     99  1.26       kre void xtrace_clone(int);
    100  1.26       kre void xtrace_pop(void);
    101  1.27       kre #endif
    102   1.1       cgd 
    103   1.1       cgd #define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
    104  1.18       apb #define out1c(c)	outc(c, out1)
    105  1.18       apb #define out2c(c)	outc(c, out2)
    106  1.26       kre #define outxc(c)	outc(c, outx)
    107   1.1       cgd 
    108  1.28       kre #define clr_err(file)	((file)->flags &= ~OUTPUT_ERR)
    109  1.28       kre #define io_err(file)	((file)->flags & OUTPUT_ERR)
    110  1.28       kre 
    111   1.1       cgd #define OUTPUT_INCL
    112   1.1       cgd #endif
    113