80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
#pragma once
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#include <stdbool.h>
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typedef struct option_value_s {
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const char *name;
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unsigned value;
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} option_value_t;
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typedef struct options_s {
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const char *name;
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char *value_string;
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char *value_list;
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union {
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unsigned *value;
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unsigned *value_uint;
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unsigned *value_hex;
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bool *value_bool;
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float *value_float;
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};
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const char *format;
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const char *help;
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option_value_t *value_mapping;
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unsigned size;
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const char *default_value;
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const char *description;
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} option_t;
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#define OPTION_VALUE_LIST_SEP ";"
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#define OPTION_FORMAT_uint "%u"
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#define OPTION_FORMAT_hex "%08x"
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#define OPTION_FORMAT_bool "%d"
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#define OPTION_FORMAT_float "%f"
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#define OPTION_FORMAT_string "%s"
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#define OPTION_FORMAT_list "%s"
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#define DEFINE_OPTION(_section, _name, _type, _desc) \
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{ \
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.name = #_section "-" #_name, \
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.value_##_type = &_section##_options._name, \
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.format = OPTION_FORMAT_##_type, \
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.size = sizeof(_section##_options._name), \
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.description = _desc, \
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}
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#define DEFINE_OPTION_DEFAULT(_section, _name, _type, _default_value, _desc) \
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{ \
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.name = #_section "-" #_name, \
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.value_##_type = &_section##_options._name, \
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.format = OPTION_FORMAT_##_type, \
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.size = sizeof(_section##_options._name), \
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.default_value = _default_value, \
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.description = _desc, \
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}
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#define DEFINE_OPTION_VALUES(_section, _name, _value_mapping, _desc) \
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{ \
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.name = #_section "-" #_name, \
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.value_hex = &_section##_options._name, \
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.format = OPTION_FORMAT_hex, \
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.value_mapping = _value_mapping, \
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.size = sizeof(_section##_options._name), \
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.description = _desc, \
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}
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#define DEFINE_OPTION_PTR(_section, _name, _type, _desc) \
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{ \
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.name = #_section "-" #_name, \
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.value_##_type = _section##_options._name, \
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.format = OPTION_FORMAT_##_type, \
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.size = sizeof(_section##_options._name), \
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.description = _desc, \
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}
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const char *opt_value_to_string(const option_value_t *values, int value, const char *def);
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int opt_string_to_value(const option_value_t *values, const char *name, int def);
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int parse_opts(option_t *options, int argc, char *argv[]);
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