/* SPDX-License-Identifier: 0BSD */
/* Copyright 2019 Alexander Kozhevnikov <mentalisttraceur@gmail.com> */

#ifndef ERRNONAME_C
#define ERRNONAME_C

#include <errno.h>

char const * errnoname(int errno_)
{
#ifdef ERRNONAME_SAFE_TO_USE_ARRAY
    static char const * const names[] =
    {
        [0] = 0,
#include "errnoname-array-elements.c.inc"
    };
    if(errno_ >= 0 && errno_ < (sizeof(names) / sizeof(*names)))
    {
        return names[errno_];
    }
    return 0;
#else /* ERRNONAME_SAFE_TO_USE_ARRAY */
    switch(errno_)
    {
        case 0: return 0;
#include "errnoname-switch-cases.c.inc"
    }
    return 0;
#endif /* ERRNONAME_SAFE_TO_USE_ARRAY */
}

#endif /* ERRNONAME_C */