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/*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* Copyright 2012 Olaf Wintermann. All rights reserved.
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* Redistribution and use in source and binary forms, with or without
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* modification, are permitted provided that the following conditions are met:
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* 1. Redistributions of source code must retain the above copyright
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* notice, this list of conditions and the following disclaimer.
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* 2. Redistributions in binary form must reproduce the above copyright
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* notice, this list of conditions and the following disclaimer in the
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* documentation and/or other materials provided with the distribution.
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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Olaf Wintermann <olaf.wintermann@gmail.com>
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* POSSIBILITY OF SUCH DAMAGE.
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Olaf Wintermann <olaf.wintermann@gmail.com>
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*/
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Olaf Wintermann <olaf.wintermann@gmail.com>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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#include <stdio.h>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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#include <stdlib.h>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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#include <string.h>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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#include "optparser.h"
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Olaf Wintermann <olaf.wintermann@gmail.com>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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void cmd_args_free(CmdArgs *args) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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ucx_map_free(args->options);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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free(args->argv);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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CmdArgs* cmd_parse_args(int argc, char **argv) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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CmdArgs *a = malloc(sizeof(CmdArgs));
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Olaf Wintermann <olaf.wintermann@gmail.com>
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a->options = ucx_map_new(16);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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a->argv = calloc(argc, sizeof(char*));
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Olaf Wintermann <olaf.wintermann@gmail.com>
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a->argc = 0;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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Olaf Wintermann <olaf.wintermann@gmail.com>
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char *option = NULL;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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char optchar = 0;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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for(int i=0;i<argc;i++) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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char *arg = argv[i];
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Olaf Wintermann <olaf.wintermann@gmail.com>
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size_t len = strlen(arg);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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if(len > 1 && arg[0] == '-') {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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52
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for(int c=1;c<len;c++) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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switch(arg[c]) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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default: {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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fprintf(stderr, "Unknown option -%c", arg[c]);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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cmd_args_free(a);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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return NULL;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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58
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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case 'k': {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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if(!option) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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option = "key";
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Olaf Wintermann <olaf.wintermann@gmail.com>
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optchar = 'k';
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Olaf Wintermann <olaf.wintermann@gmail.com>
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} else {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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64
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fprintf(
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Olaf Wintermann <olaf.wintermann@gmail.com>
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stderr,
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Olaf Wintermann <olaf.wintermann@gmail.com>
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"Missing argument for option -%c\n",
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Olaf Wintermann <olaf.wintermann@gmail.com>
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optchar);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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cmd_args_free(a);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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return NULL;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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break;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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case 'p': {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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ucx_map_cstr_put(a->options, "plain", "");
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Olaf Wintermann <olaf.wintermann@gmail.com>
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break;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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case 'o': {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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if(!option) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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option = "output";
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Olaf Wintermann <olaf.wintermann@gmail.com>
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optchar = 'o';
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Olaf Wintermann <olaf.wintermann@gmail.com>
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} else {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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82
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fprintf(
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Olaf Wintermann <olaf.wintermann@gmail.com>
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stderr,
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Olaf Wintermann <olaf.wintermann@gmail.com>
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84
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"Missing argument for option -%c\n",
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Olaf Wintermann <olaf.wintermann@gmail.com>
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85
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optchar);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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86
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cmd_args_free(a);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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87
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return NULL;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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88
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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89
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break;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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90
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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91
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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92
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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93
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} else if(option) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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94
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ucx_map_cstr_put(a->options, option, arg);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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95
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option = NULL;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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96
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} else {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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97
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a->argv[a->argc++] = arg;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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98
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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99
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
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100
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Olaf Wintermann <olaf.wintermann@gmail.com>
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101
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return a;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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102
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}
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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|
103
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Olaf Wintermann <olaf.wintermann@gmail.com>
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104
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char* cmd_getoption(CmdArgs *arg, char *name) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
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105
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return ucx_map_cstr_get(arg->options, name);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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106
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}
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