74 lines
1.8 KiB
C
74 lines
1.8 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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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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} option_t;
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#define lambda(return_type, function_body) \
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({ \
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return_type __fn__ function_body \
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__fn__; \
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})
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#define OPTION_FORMAT_uint "%d"
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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 DEFINE_OPTION(_section, _name, _type) \
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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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}
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#define DEFINE_OPTION_DEFAULT(_section, _name, _type, _default_value) \
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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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}
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#define DEFINE_OPTION_VALUES(_section, _name, _value_mapping) \
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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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}
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#define DEFINE_OPTION_PTR(_section, _name, _type) \
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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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}
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int parse_opts(option_t *options, int argc, char *argv[]);
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