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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _GETOPTSTR_H 28 #define _GETOPTSTR_H 29 30 /* 31 * Declarations for getoptstr(). 32 */ 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 39 #include <sys/types.h> 40 41 42 43 /* 44 * These macros are defined here so getoptstr() callers can handle spaces and 45 * words consistently. 46 */ 47 #define ISSPACE(c) ((c) == ' ' || (c) == '\t') 48 #define SKIP_WORD(cp) while (*cp != '\0' && !ISSPACE(*cp)) ++cp; 49 #define SKIP_SPC(cp) while (ISSPACE(*cp)) ++cp; 50 51 52 struct gos_params { 53 /* To be set before use. */ 54 const char *gos_opts; /* String of acceptable options. */ 55 const char *gos_strp; /* String of arguments to process. */ 56 57 /* Publically readable. */ 58 char gos_last_opt; /* Last option seen. */ 59 const char *gos_optargp; /* Option argument. */ 60 size_t gos_optarglen; /* Length of option argument. */ 61 const char *gos_errp; /* Location of erroneous character. */ 62 63 /* Private state. */ 64 int gos_pos; /* Current position in the current */ 65 /* word. A la _pos in getopt(). */ 66 }; 67 68 69 void getoptstr_init(struct gos_params *params); 70 int getoptstr(struct gos_params *params); 71 72 73 74 #ifdef __cplusplus 75 } 76 #endif 77 78 #endif /* _GETOPTSTR_H */ 79