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 8.1 (Berkeley) 5/31/93 37 * $Id: bltin.h,v 1.3 1995/12/10 15:37:44 joerg Exp $ 38 */ 39 40 /* 41 * This file is included by programs which are optionally built into the 42 * shell. If SHELL is defined, we try to map the standard UNIX library 43 * routines to ash routines using defines. 44 */ 45 46 #include "../shell.h" 47 #include "../mystring.h" 48 #ifdef SHELL 49 #include "../output.h" 50 #undef stdout 51 #define stdout out1 52 #undef stderr 53 #define stderr out2 54 #define printf out1fmt 55 #undef putc 56 #define putc(c, file) outc(c, file) 57 #undef putchar 58 #define putchar(c) out1c(c) 59 #define fprintf outfmt 60 #define fputs outstr 61 #define fflush flushout 62 #define INITARGS(argv) 63 #define warnx(a, b, c) { \ 64 char buf[64]; \ 65 (void)snprintf(buf, sizeof(buf), a, b, c); \ 66 error(buf); \ 67 } 68 #else 69 #undef NULL 70 #include <stdio.h> 71 #undef main 72 #define INITARGS(argv) if ((commandname = argv[0]) == NULL) {fputs("Argc is zero\n", stderr); exit(2);} else 73 #endif 74 75 #ifdef __STDC__ 76 pointer stalloc(int); 77 void error(char *, ...); 78 #else 79 pointer stalloc(); 80 void error(); 81 #endif 82 83 84 extern char *commandname; 85