linux精确定时服务
作者 佚名技术
来源 Linux系统
浏览
发布时间 2012-04-18
| #ifndef _DBCRON_COMM_H_ #define _DBCRON_COMM_H_ #define E_NORMAL 0x01 #define E_EVERY 0x02 #define E_AREA 0x04 #define E_SLASH 0x08 #define MINUTE_EVERY 0x01 #define HOUR_EVERY 0x02 #define DAY_MON_EVERY 0x04 #define MON_YEAR_EVERY 0x08 #define DAY_WEEK_EVERY 0x10 #define FIRST_MINUTE 0 #define LAST_MINUTE 59 #define MINUTE_COUNT (LAST_MINUTE - FIRST_MINUTE 1) #define FIRST_HOUR 0 #define LAST_HOUR 23 #define HOUR_COUNT (LAST_HOUR - FIRST_HOUR 1) #define FIRST_DAYOFMON 1 #define LAST_DAYOFMON 31 #define DAYOFMON_COUNT (LAST_DAYOFMON - FIRST_DAYOFMON 1) #define FIRST_MONTH 1 #define LAST_MONTH 12 #define MONTH_COUNT (LAST_MONTH - FIRST_MONTH 1) /* note on DOW: 0 and 7 are both Sunday */ #define FIRST_DAYOFWEEK 0 #define LAST_DAYOFWEEK 7 #define DAYOFWEEK_COUNT (LAST_DAYOFWEEK - FIRST_DAYOFWEEK 1) #define MAX_BUF 256 #define _bit_byte(bit) \ ((bit) >> 3) #define _bit_mask(bit) \ (1 << ((bit)&0x7)) #define bitstr_size(nbits) \ ((((nbits) - 1) >> 3) 1) #define bit_decl(name, nbits) \ (name)[bitstr_size(nbits)] #define bit_test(name, bit) \ ((name)[_bit_byte(bit)] & _bit_mask(bit)) #define bit_set(name, bit) \ (name)[_bit_byte(bit)] |= _bit_mask(bit) #define bit_clear(name, bit) \ (name)[_bit_byte(bit)] &= ~_bit_mask(bit) #define bit_nclear(name, start, stop) { \ register unsigned char *_name = name; \ register int _start = start, _stop = stop; \ register int _startbyte = _bit_byte(_start); \ register int _stopbyte = _bit_byte(_stop); \ if (_startbyte == _stopbyte) { \ _name[_startbyte] &= ((0xff >> (8 - (_start&0x7))) | \ (0xff << ((_stop&0x7) 1))); \ } else { \ _name[_startbyte] &= 0xff >> (8 - (_start&0x7)); \ while ( _startbyte < _stopbyte) \ name[_startbyte] = 0; \ _name[_stopbyte] &= 0xff << ((_stop&0x7) 1); \ } \ } #define bit_nset(name, start, stop) { \ register unsigned char *_name = name; \ register int _start = start, _stop = stop; \ register int _startbyte = _bit_byte(_start); \ register int _stopbyte = _bit_byte(_stop); \ if (_startbyte == _stopbyte) { \ _name[_startbyte] |= ((0xff << (_start&0x7)) & \ (0xff >> (7 - (_stop&0x7)))); \ } else { \ _name[_startbyte] |= 0xff << ((_start)&0x7); \ while ( _startbyte < _stopbyte) \ _name[_startbyte] = 0xff; \ _name[_stopbyte] |= 0xff >> (7 - (_stop&0x7)); \ } \ } typedef struct _element { int flag; int low; int high; int step; }ELEMENT; typedef struct _date_rec { ELEMENT minute; ELEMENT hour; ELEMENT day_of_mon; ELEMENT mon_of_year; ELEMENT day_of_w |
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