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 * 4. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)bltin.h 8.2 (Berkeley) 5/4/95 33 * $FreeBSD$ 34 */ 35 36 /* 37 * This file is included by programs which are optionally built into the 38 * shell. If SHELL is defined, we try to map the standard UNIX library 39 * routines to ash routines using defines. 40 */ 41 42 #include "../shell.h" 43 #include "../mystring.h" 44 #ifdef SHELL 45 #include "../output.h" 46 #undef stdout 47 #define stdout out1 48 #undef stderr 49 #define stderr out2 50 #define printf out1fmt 51 #undef putc 52 #define putc(c, file) outc(c, file) 53 #undef putchar 54 #define putchar(c) out1c(c) 55 #define fprintf outfmt 56 #define fputs outstr 57 #define fflush flushout 58 #define INITARGS(argv) 59 #define warnx1(a, b, c) { \ 60 char buf[64]; \ 61 (void)snprintf(buf, sizeof(buf), a); \ 62 error("%s", buf); \ 63 } 64 #define warnx2(a, b, c) { \ 65 char buf[64]; \ 66 (void)snprintf(buf, sizeof(buf), a, b); \ 67 error("%s", buf); \ 68 } 69 #define warnx3(a, b, c) { \ 70 char buf[64]; \ 71 (void)snprintf(buf, sizeof(buf), a, b, c); \ 72 error("%s", buf); \ 73 } 74 75 #else 76 #undef NULL 77 #include <stdio.h> 78 #undef main 79 #define INITARGS(argv) if ((commandname = argv[0]) == NULL) {fputs("Argc is zero\n", stderr); exit(2);} else 80 #endif 81 82 pointer stalloc(int); 83 void error(const char *, ...) __printf0like(1, 2); 84 85 int echocmd(int, char **); 86 int testcmd(int, char **); 87 88 extern char *commandname; 89