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97 lines
2.6 KiB
97 lines
2.6 KiB
5 months ago
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/*
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Copyright (c) 2013 Insollo Entertainment, LLC. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom
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the Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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IN THE SOFTWARE.
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*/
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#ifndef NN_OPTIONS_HEADER
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#define NN_OPTIONS_HEADER
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#include <stdlib.h>
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enum nn_option_type {
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NN_OPT_HELP,
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NN_OPT_INT,
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NN_OPT_INCREMENT,
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NN_OPT_DECREMENT,
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NN_OPT_ENUM,
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NN_OPT_SET_ENUM,
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NN_OPT_STRING,
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NN_OPT_BLOB,
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NN_OPT_FLOAT,
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NN_OPT_LIST_APPEND,
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NN_OPT_LIST_APPEND_FMT,
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NN_OPT_READ_FILE
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};
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struct nn_option {
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/* Option names */
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char *longname;
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char shortname;
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char *arg0name;
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/* Parsing specification */
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enum nn_option_type type;
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int offset; /* offsetof() where to store the value */
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const void *pointer; /* type specific pointer */
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/* Conflict mask for options */
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unsigned long mask_set;
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unsigned long conflicts_mask;
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unsigned long requires_mask;
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/* Group and description for --help */
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char *group;
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char *metavar;
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char *description;
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};
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struct nn_commandline {
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char *short_description;
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char *long_description;
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struct nn_option *options;
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int required_options;
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};
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struct nn_enum_item {
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char *name;
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int value;
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};
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struct nn_string_list {
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char **items;
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char **to_free;
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int num;
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int to_free_num;
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};
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struct nn_blob {
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char *data;
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size_t length;
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int need_free;
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};
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void nn_parse_options (struct nn_commandline *cline,
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void *target, int argc, char **argv);
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void nn_free_options (struct nn_commandline *cline, void *target);
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#endif /* NN_OPTIONS_HEADER */
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