attributes.h

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// Created by MacBook on 10.01.2025.
 
#ifndef CLIBS_ATTRIBUTES_H
#define CLIBS_ATTRIBUTES_H
 
 
#ifdef __has_attribute
#define HAS_ATTRIBUTE( TOK ) __has_attribute( TOK )
#else // ndef __has_attribute
#define HAS_ATTRIBUTE( TOK ) 0
#endif // __has_attribute
 
 
#if HAS_ATTRIBUTE( unused )
#define UsageOptional __attribute__( ( __unused__ ) )
#else // unused
#define UsageOptional
#endif // unused
 
 
#if HAS_ATTRIBUTE( format )
#define PrintfLike( FORMAT_STRING, FIRST_VAR_ARG ) \
    __attribute__( ( __format__( __printf__, FORMAT_STRING, FIRST_VAR_ARG ) ) )

#define ScanfLike( FORMAT_STRING, FIRST_VAR_ARG ) \
    __attribute__( ( __format__( __scanf__, FORMAT_STRING, FIRST_VAR_ARG ) ) )
#else // format
#define PrintfLike( FORMAT_STRING, FIRST_VAR_ARG )
#define ScanfLike( FORMAT_STRING, FIRST_VAR_ARG )
#endif // format
 
 
#if HAS_ATTRIBUTE( warn_unused_result )
#define UseResult __attribute__( ( __warn_unused_result__ ) )
#else // warn_unused_result
#define UseResult
#endif // warn_unused_result
 
 
#if HAS_ATTRIBUTE( cold )
#define Cold __attribute__( ( __cold__ ) )
#else // cold
#define Cold
#endif // cold
 
 
#if HAS_ATTRIBUTE( const )
#define Const __attribute__( ( __const__ ) )
#else // const
#define Const
#endif // const
 
 
#if HAS_ATTRIBUTE( constructor )
#define BeforeMain __attribute__( ( constructor ) )
#else
#define BeforeMain UsageOptional
#endif // constructor
 
 
#if HAS_ATTRIBUTE( noreturn )
#define NoReturn __attribute__( ( noreturn ) )
#else
#define NoReturn
#endif // constructor
 
 
#if HAS_ATTRIBUTE( deprecated )
#define Deprecated __attribute__( ( deprecated ) )
#else
#define Deprecated
#endif
 

#define Constructor UseResult

#define Private static

#define LibraryDefined static UsageOptional

#define Mathematical Const
 
 
#if HAS_ATTRIBUTE( nonnull )
#define NonNullParams( ... ) __attribute( ( nonnull( __VA_ARGS__ ) ) )
#else
#define NonNullParams
#endif
 
 
#endif //CLIBS_ATTRIBUTES_H