1 #ifndef PERL_TIME64_CONFIG_H_ 2 # define PERL_TIME64_CONFIG_H_ 3 4 #include "reentr.h" 5 6 /* Configuration 7 ------------- 8 Define as appropriate for your system. 9 Sensible defaults provided. 10 */ 11 12 /* Debugging 13 TIME_64_DEBUG 14 Define if you want debugging messages 15 */ 16 /* #define TIME_64_DEBUG */ 17 18 19 /* INT_64_T 20 A numeric type to store time and others. 21 Must be defined. 22 */ 23 #define INT_64_T NV 24 25 26 /* USE_TM64 27 Should we use a 64 bit safe replacement for tm? This will 28 let you go past year 2 billion but the struct will be incompatible 29 with tm. Conversion functions will be provided. 30 */ 31 #define USE_TM64 32 33 34 /* Availability of system functions. 35 36 HAS_GMTIME_R 37 Define if your system has gmtime_r() 38 39 HAS_LOCALTIME_R 40 Define if your system has localtime_r() 41 42 HAS_TIMEGM 43 Define if your system has timegm(), a GNU extension. 44 */ 45 /* Set in config.h */ 46 47 48 /* Details of non-standard tm struct elements. 49 50 HAS_TM_TM_GMTOFF 51 True if your tm struct has a "tm_gmtoff" element. 52 A BSD extension. 53 54 HAS_TM_TM_ZONE 55 True if your tm struct has a "tm_zone" element. 56 A BSD extension. 57 */ 58 /* Set in config.h */ 59 60 61 /* USE_SYSTEM_LOCALTIME 62 USE_SYSTEM_GMTIME 63 Should we use the system functions if the time is inside their range? 64 Your system localtime() is probably more accurate, but our gmtime() is 65 fast and safe. Except on VMS, where we need the homegrown gmtime() 66 override to shift between UTC and local for the vmsish 'time' pragma. 67 */ 68 #define USE_SYSTEM_LOCALTIME 69 #ifdef VMS 70 # define USE_SYSTEM_GMTIME 71 #endif 72 73 74 /* SYSTEM_LOCALTIME_MAX 75 SYSTEM_LOCALTIME_MIN 76 SYSTEM_GMTIME_MAX 77 SYSTEM_GMTIME_MIN 78 Maximum and minimum values your system's gmtime() and localtime() 79 can handle. We will use your system functions if the time falls 80 inside these ranges. 81 */ 82 #define SYSTEM_LOCALTIME_MAX CAT2(LOCALTIME_MAX,.0) 83 #define SYSTEM_LOCALTIME_MIN CAT2(LOCALTIME_MIN,.0) 84 #define SYSTEM_GMTIME_MAX CAT2(GMTIME_MAX,.0) 85 #define SYSTEM_GMTIME_MIN CAT2(GMTIME_MIN,.0) 86 87 #endif /* PERL_TIME64_CONFIG_H_ */ 88