1cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project/* Internal declarations for getopt. 2cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project Copyright (C) 1989-1994,1996-1999,2001,2003,2004 3cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project Free Software Foundation, Inc. 4cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This file is part of the GNU C Library. 5cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 6cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This program is free software; you can redistribute it and/or modify 7cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project it under the terms of the GNU General Public License as published by 8cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project the Free Software Foundation; either version 2, or (at your option) 9cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project any later version. 10cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 11cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This program is distributed in the hope that it will be useful, 12cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project but WITHOUT ANY WARRANTY; without even the implied warranty of 13cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project GNU General Public License for more details. 15cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 16cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project You should have received a copy of the GNU General Public License along 17cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project with this program; if not, write to the Free Software Foundation, 18cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 19cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 20cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project#ifndef _GETOPT_INT_H 21cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project#define _GETOPT_INT_H 1 22cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 23cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Projectextern int _getopt_internal (int ___argc, char **___argv, 24cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const char *__shortopts, 25cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const struct option *__longopts, int *__longind, 26cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __long_only, int __posixly_correct); 27cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 28cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 29cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project/* Reentrant versions which can handle parsing multiple argument 30cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project vectors at the same time. */ 31cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 32cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project/* Data type for reentrant functions. */ 33cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Projectstruct _getopt_data 34cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project{ 35cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* These have exactly the same meaning as the corresponding global 36cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project variables, except that they are used for the reentrant 37cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project versions of getopt. */ 38cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int optind; 39cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int opterr; 40cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int optopt; 41cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project char *optarg; 42cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 43cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* Internal members. */ 44cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 45cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* True if the internal members have been initialized. */ 46cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __initialized; 47cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 48cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* The next char to be scanned in the option-element 49cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project in which the last option character we returned was found. 50cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This allows us to pick up the scan where we left off. 51cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 52cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project If this is zero, or a null string, it means resume the scan 53cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project by advancing to the next ARGV-element. */ 54cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project char *__nextchar; 55cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 56cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* Describe how to deal with options that follow non-option ARGV-elements. 57cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 58cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project If the caller did not specify anything, 59cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project the default is REQUIRE_ORDER if the environment variable 60cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project POSIXLY_CORRECT is defined, PERMUTE otherwise. 61cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 62cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project REQUIRE_ORDER means don't recognize them as options; 63cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project stop option processing when the first non-option is seen. 64cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This is what Unix does. 65cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This mode of operation is selected by either setting the environment 66cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project variable POSIXLY_CORRECT, or using `+' as the first character 67cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project of the list of option characters, or by calling getopt. 68cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 69cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project PERMUTE is the default. We permute the contents of ARGV as we 70cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project scan, so that eventually all the non-options are at the end. 71cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project This allows options to be given in any order, even with programs 72cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project that were not written to expect this. 73cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 74cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project RETURN_IN_ORDER is an option available to programs that were 75cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project written to expect options and other ARGV-elements in any order 76cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project and that care about the ordering of the two. We describe each 77cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project non-option ARGV-element as if it were the argument of an option 78cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project with character code 1. Using `-' as the first character of the 79cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project list of option characters selects this mode of operation. 80cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 81cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project The special argument `--' forces an end of option-scanning regardless 82cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project of the value of `ordering'. In the case of RETURN_IN_ORDER, only 83cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project `--' can cause `getopt' to return -1 with `optind' != ARGC. */ 84cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 85cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project enum 86cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project { 87cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER 88cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project } __ordering; 89cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 90cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* If the POSIXLY_CORRECT environment variable is set 91cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project or getopt was called. */ 92cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __posixly_correct; 93cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 94cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 95cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* Handle permutation of arguments. */ 96cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 97cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project /* Describe the part of ARGV that contains non-options that have 98cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project been skipped. `first_nonopt' is the index in ARGV of the first 99cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project of them; `last_nonopt' is the index after the last of them. */ 100cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 101cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __first_nonopt; 102cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __last_nonopt; 103cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 104cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project#if defined _LIBC && defined USE_NONOPTION_FLAGS 105cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __nonoption_flags_max_len; 106cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __nonoption_flags_len; 107cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project# endif 108cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project}; 109cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 110cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project/* The initializer is necessary to set OPTIND and OPTERR to their 111cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project default values and to clear the initialization flag. */ 112cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project#define _GETOPT_DATA_INITIALIZER { 1, 1 } 113cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 114cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Projectextern int _getopt_internal_r (int ___argc, char **___argv, 115cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const char *__shortopts, 116cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const struct option *__longopts, int *__longind, 117cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int __long_only, int __posixly_correct, 118cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project struct _getopt_data *__data); 119cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 120cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Projectextern int _getopt_long_r (int ___argc, char **___argv, 121cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const char *__shortopts, 122cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const struct option *__longopts, int *__longind, 123cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project struct _getopt_data *__data); 124cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 125cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Projectextern int _getopt_long_only_r (int ___argc, char **___argv, 126cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const char *__shortopts, 127cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project const struct option *__longopts, 128cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project int *__longind, 129cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project struct _getopt_data *__data); 130cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project 131cea198a11f15a2eb071d98491ca9a8bc8cebfbc4The Android Open Source Project#endif /* getopt_int.h */ 132