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1.1 root 1: /*
2: * Glenn Fowler
3: * AT&T Bell Laboratories
4: *
5: * time conversion support definitions
6: */
7:
8: #ifndef TM_DEFAULT
9:
10: #define tm_data _tm_data_
11: #define tm_info _tm_info_
12:
13: #include <time.h>
14: #ifndef LS_USER
15: #include <sys/types.h>
16: #endif
17:
18: #define tmset() do{if(!tm_info.local.standard)tminit();}while(0)
19:
20: #ifndef VOID
21: #define VOID char
22: #endif
23:
24: #define TM_ADJUST (1<<0) /* local doesn't do leap secs */
25: #define TM_LEAP (1<<1) /* do leap seconds */
26: #define TM_UTC (1<<2) /* universal coordinated ref */
27:
28: #define TM_DST (-60) /* default minutes for DST */
29: #define TM_LOCALZONE (25 * 60) /* use local time zone offset */
30: #define TM_MAXLEAP 1 /* max leap secs per leap */
31:
32: /*
33: * these indices must agree with tm_dform[]
34: */
35:
36: #define TM_MONTH_3 0
37: #define TM_MONTH 12
38: #define TM_DAY_3 24
39: #define TM_DAY 31
40: #define TM_TIME 38
41: #define TM_DATE 39
42: #define TM_DEFAULT 40
43: #define TM_MERIDIAN 41
44:
45: #define TM_UT 43
46: #define TM_DT 47
47: #define TM_SUFFIXES 51
48: #define TM_PARTS 55
49: #define TM_HOURS 62
50: #define TM_DAYS 66
51: #define TM_LAST 69
52: #define TM_THIS 72
53: #define TM_NEXT 75
54: #define TM_EXACT 78
55: #define TM_NOISE 81
56:
57: #define TM_NFORM 85
58:
59: struct tl /* leap second info */
60: {
61: time_t time; /* the leap second event */
62: int total; /* inclusive total since epoch */
63: };
64:
65: struct tz /* time zone info */
66: {
67: char* type; /* type name */
68: char* standard; /* standard time name */
69: char* daylight; /* daylight or summertime name */
70: short west; /* minutes west of GMT */
71: short dst; /* add to tz.west for DST */
72: };
73:
74: struct tmdata /* tm library readonly data */
75: {
76: char** format; /* default TM_* format strings */
77: char* lex; /* format lex type classes */
78: char* digit; /* output digits */
79: short* days; /* days in month i */
80: short* sum; /* days in months before i */
81: struct tl* leap; /* leap second table */
82: struct tz* zone; /* alternate timezone table */
83: };
84:
85: struct tminfo /* tm library global info */
86: {
87: char* deformat; /* TM_DEFAULT override */
88: int flags; /* flags */
89: char** format; /* current format strings */
90: struct tz local; /* local timezone */
91: };
92:
93: #if __cplusplus
94: extern "C" {
95: #endif
96:
97: extern struct tmdata tm_data;
98: extern struct tminfo tm_info;
99:
100: #if __cplusplus
101: }
102: #endif
103:
104: #if __STDC__ || __cplusplus || c_plusplus
105: #if __cplusplus
106: extern "C" {
107: #endif
108: extern time_t time(time_t*);
109:
110: extern time_t tmdate(const char*, char**, time_t*);
111: extern struct tm* tmfix(struct tm*);
112: extern char* tmform(char*, const char*, time_t*);
113: extern int tmgoff(const char*, char**, int);
114: extern void tminit(void);
115: extern time_t tmleap(time_t*);
116: extern int tmlex(const char*, char**, char**, int, char**, int);
117: extern struct tm* tmmake(time_t*);
118: extern char* tmpoff(char*, const char*, int, int);
119: extern time_t tmtime(struct tm*, int);
120: extern char* tmtype(const char*, char**);
121: extern int tmword(const char*, char**, const char*, char**, int);
122: extern int tmzone(const char*, char**, const char*, int*);
123: #if __cplusplus
124: }
125: #endif
126: #else
127: extern time_t time();
128:
129: extern time_t tmdate();
130: extern struct tm* tmfix();
131: extern char* tmform();
132: extern int tmgoff();
133: extern void tminit();
134: extern time_t tmleap();
135: extern int tmlex();
136: extern struct tm* tmmake();
137: extern char* tmpoff();
138: extern time_t tmtime();
139: extern char* tmtype();
140: extern int tmword();
141: extern int tmzone();
142: #endif
143:
144: #endif
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