bin/sh/bltin/bltin.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  *      @(#)bltin.h     8.2 (Berkeley) 5/4/95
  37  * $FreeBSD: src/bin/sh/bltin/bltin.h,v 1.10.2.2 2002/07/19 04:38:54 tjr Exp $
  38  * $DragonFly: src/bin/sh/bltin/bltin.h,v 1.4 2004/11/07 20:54:52 eirikn Exp $
  39  */
  40
  41 /*
  42  * This file is included by programs which are optionally built into the
  43  * shell.  If SHELL is defined, we try to map the standard UNIX library
  44  * routines to ash routines using defines.
  45  */
  46
  47 #include "../shell.h"
  48 #include "../mystring.h"
  49 #ifdef SHELL
  50 #include "../output.h"
  51 #undef stdout
  52 #define stdout out1
  53 #undef stderr
  54 #define stderr out2
  55 #define printf out1fmt
  56 #undef putc
  57 #define putc(c, file)   outc(c, file)
  58 #undef putchar
  59 #define putchar(c)      out1c(c)
  60 #define fprintf outfmt
  61 #define fputs outstr
  62 #define fflush flushout
  63 #define INITARGS(argv)
  64 #define warnx1(a, b, c) {                               \
  65         char buf[64];                                   \
  66         snprintf(buf, sizeof(buf), a);                  \
  67         error("%s", buf);                               \
  68 }
  69 #define warnx2(a, b, c) {                               \
  70         char buf[64];                                   \
  71         snprintf(buf, sizeof(buf), a, b);               \
  72         error("%s", buf);                               \
  73 }
  74 #define warnx3(a, b, c) {                               \
  75         char buf[64];                                   \
  76         snprintf(buf, sizeof(buf), a, b, c);            \
  77         error("%s", buf);                               \
  78 }
  79
  80 int main(int, char *[]);
  81
  82 #else
  83 #undef NULL
  84 #include <stdio.h>
  85 #undef main
  86 #define INITARGS(argv)  if ((commandname = argv[0]) == NULL) {fputs("Argc is zero\n", stderr); exit(2);} else
  87 #endif
  88
  89 pointer stalloc(int);
  90 void error(const char *, ...) __printf0like(1, 2);
  91
  92
  93 extern char *commandname;