1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Kenneth Almquist. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /* 36 * This file is included by programs which are optionally built into the 37 * shell. If SHELL is defined, we try to map the standard UNIX library 38 * routines to ash routines using defines. 39 */ 40 41 #include "../shell.h" 42 #include "../mystring.h" 43 #ifdef SHELL 44 #include "../error.h" 45 #include "../output.h" 46 #include "builtins.h" 47 #define FILE struct output 48 #undef stdout 49 #define stdout out1 50 #undef stderr 51 #define stderr out2 52 #define printf out1fmt 53 #undef putc 54 #define putc(c, file) outc(c, file) 55 #undef putchar 56 #define putchar(c) out1c(c) 57 #define fprintf outfmt 58 #define fputs outstr 59 #define fwrite(ptr, size, nmemb, file) outbin(ptr, (size) * (nmemb), file) 60 #define fflush flushout 61 #define INITARGS(argv) 62 #define warnx warning 63 #define warn(fmt, ...) warning(fmt ": %s", __VA_ARGS__, strerror(errno)) 64 #define errx(exitstatus, ...) error(__VA_ARGS__) 65 66 #else 67 #undef NULL 68 #include <stdio.h> 69 #undef main 70 #define INITARGS(argv) if ((commandname = argv[0]) == NULL) {fputs("Argc is zero\n", stderr); exit(2);} else 71 #endif 72 73 #include <unistd.h> 74 75 pointer stalloc(int); 76 int killjob(const char *, int); 77 78 extern char *commandname; 79