1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 26 /* All Rights Reserved */ 27 28 /* 29 * Copyright (c) 2018, Joyent, Inc. 30 */ 31 32 #include <stdio.h> 33 #include <stdlib.h> 34 #include <wchar.h> 35 #include <string.h> 36 #include <locale.h> 37 38 int 39 main(int argc, char *argv[]) 40 { 41 42 register char *cp; 43 register int i, wd; 44 int j; 45 wchar_t wc; 46 int b_len; 47 char *ep; 48 49 (void) setlocale(LC_ALL, ""); 50 51 if (--argc == 0) { 52 (void) putchar('\n'); 53 if (fflush(stdout) != 0) 54 return (1); 55 return (0); 56 } 57 58 for (i = 1; i <= argc; i++) { 59 for (cp = argv[i], ep = cp + (int)strlen(cp); 60 cp < ep; cp += b_len) { 61 if ((b_len = mbtowc(&wc, cp, MB_CUR_MAX)) <= 0) { 62 (void) putchar(*cp); 63 b_len = 1; 64 continue; 65 } 66 67 if (wc != '\\') { 68 (void) putwchar(wc); 69 continue; 70 } 71 72 cp += b_len; 73 b_len = 1; 74 switch (*cp) { 75 case 'a': /* alert - XCU4 */ 76 (void) putchar('\a'); 77 continue; 78 79 case 'b': 80 (void) putchar('\b'); 81 continue; 82 83 case 'c': 84 if (fflush(stdout) != 0) 85 return (1); 86 return (0); 87 88 case 'f': 89 (void) putchar('\f'); 90 continue; 91 92 case 'n': 93 (void) putchar('\n'); 94 continue; 95 96 case 'r': 97 (void) putchar('\r'); 98 continue; 99 100 case 't': 101 (void) putchar('\t'); 102 continue; 103 104 case 'v': 105 (void) putchar('\v'); 106 continue; 107 108 case '\\': 109 (void) putchar('\\'); 110 continue; 111 case '0': 112 j = wd = 0; 113 while ((*++cp >= '0' && *cp <= '7') && 114 j++ < 3) { 115 wd <<= 3; 116 wd |= (*cp - '0'); 117 } 118 (void) putchar(wd); 119 --cp; 120 continue; 121 122 default: 123 cp--; 124 (void) putchar(*cp); 125 } 126 } 127 (void) putchar(i == argc? '\n': ' '); 128 if (fflush(stdout) != 0) 129 return (1); 130 } 131 return (0); 132 }