forked from KolibriOS/kolibrios
28 lines
760 B
C
28 lines
760 B
C
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#include <errno.h>
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#include <stdlib.h>
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#include <time.h>
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#include <stdio.h>
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const char *wday_str[7]={"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};
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const char *mon_str[12]={"Jan", "Feb", "Mar", "Ap", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
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#pragma GCC push_options
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#pragma GCC optimize("O0")
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char *asctime(const struct tm *tm){
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static char time_str[30];
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if(tm->tm_wday>7 || tm->tm_wday<1 || tm->tm_mon<1 || tm->tm_mon>12){
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errno = EINVAL;
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return NULL;
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}
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snprintf(time_str, 26, "%.3s %.3s%3d %2d:%2d:%2d %d\n",
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wday_str[tm->tm_wday-1],
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mon_str[tm->tm_mon-1],
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tm->tm_mday, tm->tm_hour,
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tm->tm_min, tm->tm_sec,
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1900 + tm->tm_year
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);
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return time_str;
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}
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#pragma GCC pop_options
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