mirror of https://github.com/mpv-player/mpv
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
#ifndef SUBOPT_HELPER_H
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#define SUBOPT_HELPER_H
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/**
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* \file subopt-helper.h
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*
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* \brief Datatype and functions declarations for usage
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* of the suboption parser.
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*
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*/
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#define OPT_ARG_BOOL 0
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#define OPT_ARG_INT 1
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#define OPT_ARG_STR 2
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#define OPT_ARG_MSTRZ 3 ///< A malloced, zero terminated string, use free()!
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#define OPT_ARG_FLOAT 4
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typedef int (*opt_test_f)(void *);
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/** simple structure for defining the option name, type and storage location */
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typedef struct opt_s
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{
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const char * name; ///< string that identifies the option
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int type; ///< option type as defined in subopt-helper.h
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void * valp; ///< pointer to the mem where the value should be stored
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opt_test_f test; ///< argument test func ( optional )
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int set; ///< Is set internally by the parser if the option was found.
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///< Don't use it at initialization of your opts, it will be
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///< overriden anyway!
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} opt_t;
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/** parses the string for the options specified in opt */
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int subopt_parse( char const * const str, opt_t * opts );
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/*------------------ arg specific types and declaration -------------------*/
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typedef struct strarg_s
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{
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int len; ///< length of the string determined by the parser
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char const * str; ///< pointer to position inside the parse string
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} strarg_t;
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int int_non_neg( int * i );
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int int_pos( int * i );
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int strargcmp(strarg_t *arg, const char *str);
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int strargcasecmp(strarg_t *arg, char *str);
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#endif /* SUBOPT_HELPER_H */
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