#ifndef _COMPILE_DATE_TIME_
#define _COMPILE_DATE_TIME_

#define COMPILE_HOUR   (((__TIME__[0]-'0')*10) + (__TIME__[1]-'0'))
#define COMPILE_MINUTE (((__TIME__[3]-'0')*10) + (__TIME__[4]-'0'))
#define COMPILE_SECOND (((__TIME__[6]-'0')*10) + (__TIME__[7]-'0'))

#define COMPILE_YEAR ((((__DATE__ [7]-'0')*10+(__DATE__[8]-'0'))*10+(__DATE__ [9]-'0'))*10+(__DATE__ [10]-'0'))

#define COMPILE_MONTH ((__DATE__ [2] == 'n' ? (__DATE__ [1] == 'a' ?0 : 5) \
                     : __DATE__ [2] == 'b' ? 1 \
                     : __DATE__ [2] == 'r' ? (__DATE__ [0] == 'M'? 2 : 3) \
                     : __DATE__ [2] == 'y' ? 4 \
                     : __DATE__ [2] == 'l' ? 6 \
                     : __DATE__ [2] == 'g' ? 7 \
                     : __DATE__ [2] == 'p' ? 8 \
                     : __DATE__ [2] == 't' ? 9 \
                     : __DATE__ [2] == 'v' ? 10 : 11)+1)

#define COMPILE_DAY ((__DATE__ [4]==' ' ? 0 : __DATE__[4]-'0')*10+(__DATE__[5]-'0'))
#endif

const char * const s = "asdff";
int cday = s[2];