1 /*- 2 * Copyright (c) 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * Copyright (c) 1997-2005 5 * Herbert Xu <herbert@gondor.apana.org.au>. 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 * @(#)bltin.h 8.1 (Berkeley) 5/31/93 35 */ 36 37 /* 38 * This file is included by programs which are optionally built into the 39 * shell. If SHELL is defined, we try to map the standard UNIX library 40 * routines to ash routines using defines. 41 */ 42 43 #include "../shell.h" 44 #include "../mystring.h" 45 #include "../options.h" 46 #ifdef SHELL 47 #include "../memalloc.h" 48 #include "../output.h" 49 #include "../error.h" 50 #ifndef USE_GLIBC_STDIO 51 #undef stdout 52 #undef stderr 53 #undef putc 54 #undef putchar 55 #undef fileno 56 #define stdout out1 57 #define stderr out2 58 #define printf out1fmt 59 #define putc(c, file) outc(c, file) 60 #define putchar(c) out1c(c) 61 #define FILE struct output 62 #define fprintf outfmt 63 #define fputs outstr 64 #define fflush flushout 65 #define fileno(f) ((f)->fd) 66 #define ferror outerr 67 #endif 68 #define INITARGS(argv) 69 #define error sh_error 70 #define warn sh_warn 71 #define warnx sh_warnx 72 #define exit sh_exit 73 #define setprogname(s) 74 #define getprogname() commandname 75 #define setlocate(l,s) 0 76 77 #define getenv(p) bltinlookup((p),0) 78 79 #else 80 #undef NULL 81 #include <stdio.h> 82 #undef main 83 #define INITARGS(argv) if ((commandname = argv[0]) == NULL) {fputs("Argc is zero\n", stderr); exit(2);} else 84 #endif 85 86 int echocmd(int, char **); 87 88 89 extern const char *commandname; 90