diff options
Diffstat (limited to 'generic/tclClock.c')
| -rw-r--r-- | generic/tclClock.c | 253 |
1 files changed, 194 insertions, 59 deletions
diff --git a/generic/tclClock.c b/generic/tclClock.c index 27009fd..e9a59f3 100644 --- a/generic/tclClock.c +++ b/generic/tclClock.c @@ -69,6 +69,7 @@ typedef enum ClockLiteral { LIT_MONTH, LIT_SECONDS, LIT_TZNAME, LIT_TZOFFSET, LIT_YEAR, + LIT_FREESCAN, LIT__END } ClockLiteral; static const char *const literals[] = { @@ -84,7 +85,8 @@ static const char *const literals[] = { "julianDay", "localSeconds", "month", "seconds", "tzName", "tzOffset", - "year" + "year", + "::tcl::clock::FreeScan" }; /* @@ -190,6 +192,9 @@ static int ClockParseformatargsObjCmd( static int ClockSecondsObjCmd( ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); +static int ClockScanObjCmd( + ClientData clientData, Tcl_Interp *interp, + int objc, Tcl_Obj *const objv[]); static struct tm * ThreadSafeLocalTime(const time_t *); static void TzsetIfNecessary(void); static void ClockDeleteCmdProc(ClientData); @@ -202,7 +207,7 @@ struct ClockCommand { const char *name; /* The tail of the command name. The full name * is "::tcl::clock::<name>". When NULL marks * the end of the table. */ - Tcl_ObjCmdProc *objCmdProc; /* Function that implements the command. This + Tcl_ObjCmdProc *objCmdProc; /* Function that implements the command. This * will always have the ClockClientData sent * to it, but may well ignore this data. */ }; @@ -213,6 +218,7 @@ static const struct ClockCommand clockCommands[] = { { "microseconds", ClockMicrosecondsObjCmd }, { "milliseconds", ClockMillisecondsObjCmd }, { "seconds", ClockSecondsObjCmd }, + { "scan", ClockScanObjCmd }, { "Oldscan", TclClockOldscanObjCmd }, { "ConvertLocalToUTC", ClockConvertlocaltoutcObjCmd }, { "GetDateFields", ClockGetdatefieldsObjCmd }, @@ -466,6 +472,9 @@ ClockGetdatefieldsObjCmd( GetMonthDay(&fields); GetYearWeekDay(&fields, changeover); + +/************* split to use structured version from here ************/ + dict = Tcl_NewDictObj(); Tcl_DictObjPut(NULL, dict, literals[LIT_LOCALSECONDS], Tcl_NewWideIntObj(fields.localSeconds)); @@ -1507,9 +1516,9 @@ GetJulianDayFromEraYearMonthDay( * See above bug for details. The casts are necessary. */ if (ym1 >= 0) - ym1o4 = ym1 / 4; + ym1o4 = ym1 / 4; else { - ym1o4 = - (int) (((unsigned int) -ym1) / 4); + ym1o4 = - (int) (((unsigned int) -ym1) / 4); } #endif if (ym1 % 4 < 0) { @@ -1843,6 +1852,96 @@ ClockMicrosecondsObjCmd( return TCL_OK; } + +typedef struct _ClockFmtScnArgs { + Tcl_Obj *formatObj; /* Format */ + Tcl_Obj *localeObj; /* Locale */ + Tcl_Obj *timezoneObj; /* Timezone */ + Tcl_Obj *baseObj; /* Base (scan only) */ +} _ClockFmtScnArgs; + +static int +_ClockParseFmtScnArgs( + ClientData clientData, /* Client data containing literal pool */ + Tcl_Interp *interp, /* Tcl interpreter */ + int objc, /* Parameter count */ + Tcl_Obj *const objv[], /* Parameter vector */ + _ClockFmtScnArgs *resOpts, /* Result vector: format, locale, timezone... */ + int forScan /* Flag to differentiate between format and scan */ +) { + ClockClientData *dataPtr = clientData; + Tcl_Obj **litPtr = dataPtr->literals; + int gmtFlag = 0; + static const char *const options[2][6] = { + { /* Format command line options */ + "-format", "-gmt", "-locale", + "-timezone", NULL }, + { /* Scan command line options */ + "-format", "-gmt", "-locale", + "-timezone", "-base", NULL } + }; + enum optionInd { + CLOCK_FORMAT_FORMAT, CLOCK_FORMAT_GMT, CLOCK_FORMAT_LOCALE, + CLOCK_FORMAT_TIMEZONE, CLOCK_FORMAT_BASE + }; + int optionIndex; /* Index of an option. */ + int saw = 0; /* Flag == 1 if option was seen already. */ + int i; + + /* + * Extract values for the keywords. + */ + + resOpts->formatObj = NULL; + resOpts->localeObj = NULL; + resOpts->timezoneObj = NULL; + resOpts->baseObj = NULL; + for (i = 2; i < objc; i+=2) { + if (Tcl_GetIndexFromObj(interp, objv[i], options[forScan], + "option", 0, &optionIndex) != TCL_OK) { + Tcl_SetErrorCode(interp, "CLOCK", "badOption", + Tcl_GetString(objv[i]), NULL); + return TCL_ERROR; + } + switch (optionIndex) { + case CLOCK_FORMAT_FORMAT: + resOpts->formatObj = objv[i+1]; + break; + case CLOCK_FORMAT_GMT: + if (Tcl_GetBooleanFromObj(interp, objv[i+1], &gmtFlag) != TCL_OK){ + return TCL_ERROR; + } + break; + case CLOCK_FORMAT_LOCALE: + resOpts->localeObj = objv[i+1]; + break; + case CLOCK_FORMAT_TIMEZONE: + resOpts->timezoneObj = objv[i+1]; + break; + case CLOCK_FORMAT_BASE: + resOpts->baseObj = objv[i+1]; + break; + } + saw |= 1 << optionIndex; + } + + /* + * Check options. + */ + + if ((saw & (1 << CLOCK_FORMAT_GMT)) + && (saw & (1 << CLOCK_FORMAT_TIMEZONE))) { + Tcl_SetObjResult(interp, litPtr[LIT_CANNOT_USE_GMT_AND_TIMEZONE]); + Tcl_SetErrorCode(interp, "CLOCK", "gmtWithTimezone", NULL); + return TCL_ERROR; + } + if (gmtFlag) { + resOpts->timezoneObj = litPtr[LIT_GMT]; + } + + return TCL_OK; +} + /* *----------------------------------------------------------------------------- * @@ -1870,22 +1969,9 @@ ClockParseformatargsObjCmd( { ClockClientData *dataPtr = clientData; Tcl_Obj **litPtr = dataPtr->literals; - Tcl_Obj *results[3]; /* Format, locale and timezone */ -#define formatObj results[0] -#define localeObj results[1] -#define timezoneObj results[2] - int gmtFlag = 0; - static const char *const options[] = { /* Command line options expected */ - "-format", "-gmt", "-locale", - "-timezone", NULL }; - enum optionInd { - CLOCK_FORMAT_FORMAT, CLOCK_FORMAT_GMT, CLOCK_FORMAT_LOCALE, - CLOCK_FORMAT_TIMEZONE - }; - int optionIndex; /* Index of an option. */ - int saw = 0; /* Flag == 1 if option was seen already. */ + _ClockFmtScnArgs resOpts; /* Format, locale and timezone */ Tcl_WideInt clockVal; /* Clock value - just used to parse. */ - int i; + int ret; /* * Args consist of a time followed by keyword-value pairs. @@ -1903,33 +1989,10 @@ ClockParseformatargsObjCmd( * Extract values for the keywords. */ - formatObj = litPtr[LIT__DEFAULT_FORMAT]; - localeObj = litPtr[LIT_C]; - timezoneObj = litPtr[LIT__NIL]; - for (i = 2; i < objc; i+=2) { - if (Tcl_GetIndexFromObj(interp, objv[i], options, "option", 0, - &optionIndex) != TCL_OK) { - Tcl_SetErrorCode(interp, "CLOCK", "badOption", - Tcl_GetString(objv[i]), NULL); - return TCL_ERROR; - } - switch (optionIndex) { - case CLOCK_FORMAT_FORMAT: - formatObj = objv[i+1]; - break; - case CLOCK_FORMAT_GMT: - if (Tcl_GetBooleanFromObj(interp, objv[i+1], &gmtFlag) != TCL_OK){ - return TCL_ERROR; - } - break; - case CLOCK_FORMAT_LOCALE: - localeObj = objv[i+1]; - break; - case CLOCK_FORMAT_TIMEZONE: - timezoneObj = objv[i+1]; - break; - } - saw |= 1 << optionIndex; + ret = _ClockParseFmtScnArgs(clientData, interp, objc, objv, + &resOpts, 0); + if (ret != TCL_OK) { + return ret; } /* @@ -1939,26 +2002,98 @@ ClockParseformatargsObjCmd( if (Tcl_GetWideIntFromObj(interp, objv[1], &clockVal) != TCL_OK) { return TCL_ERROR; } - if ((saw & (1 << CLOCK_FORMAT_GMT)) - && (saw & (1 << CLOCK_FORMAT_TIMEZONE))) { - Tcl_SetObjResult(interp, litPtr[LIT_CANNOT_USE_GMT_AND_TIMEZONE]); - Tcl_SetErrorCode(interp, "CLOCK", "gmtWithTimezone", NULL); - return TCL_ERROR; - } - if (gmtFlag) { - timezoneObj = litPtr[LIT_GMT]; - } + if (resOpts.formatObj == NULL) + resOpts.formatObj = litPtr[LIT__DEFAULT_FORMAT]; + if (resOpts.localeObj == NULL) + resOpts.localeObj = litPtr[LIT_C]; + if (resOpts.timezoneObj == NULL) + resOpts.timezoneObj = litPtr[LIT__NIL]; /* * Return options as a list. */ - Tcl_SetObjResult(interp, Tcl_NewListObj(3, results)); + Tcl_SetObjResult(interp, Tcl_NewListObj(3, (Tcl_Obj**)&resOpts)); return TCL_OK; +} + +/*---------------------------------------------------------------------- + * + * ClockScanObjCmd - + * + *---------------------------------------------------------------------- + */ + +int +ClockScanObjCmd( + ClientData clientData, /* Client data containing literal pool */ + Tcl_Interp *interp, /* Tcl interpreter */ + int objc, /* Parameter count */ + Tcl_Obj *const objv[]) /* Parameter values */ +{ + ClockClientData *dataPtr = clientData; + Tcl_Obj **litPtr = dataPtr->literals; + + Tcl_Time retClock; + char *string, *format = NULL; + int gmt, ret = 0; + char *locale; + _ClockFmtScnArgs opts; /* Format, locale, timezone and base */ + Tcl_WideInt baseVal; /* Base value */ + + if ((objc & 1) == 1) { + Tcl_WrongNumArgs(interp, 1, objv, "string " + "?-base seconds? " + "?-format string? " + "?-gmt boolean? " + "?-locale LOCALE? ?-timezone ZONE?"); + Tcl_SetErrorCode(interp, "CLOCK", "wrongNumArgs", NULL); + return TCL_ERROR; + } + + /* + * Extract values for the keywords. + */ + + ret = _ClockParseFmtScnArgs(clientData, interp, objc, objv, + &opts, 1); + if (ret != TCL_OK) { + return ret; + } + + if (opts.baseObj != NULL) { + if (Tcl_GetWideIntFromObj(interp, opts.baseObj, &baseVal) != TCL_OK) { + return TCL_ERROR; + } + } else { + Tcl_Time now; + Tcl_GetTime(&now); + baseVal = (Tcl_WideInt) now.sec; + } + + /* if free scan */ + if (opts.formatObj == NULL) { + Tcl_Obj *callargs[5]; + /* [SB] TODO: Perhaps someday we'll localize the legacy code. Right now, it's not localized. */ + if (opts.localeObj != NULL) { + Tcl_SetResult(interp, + "legacy [clock scan] does not support -locale", TCL_STATIC); + Tcl_SetErrorCode(interp, "CLOCK", "flagWithLegacyFormat", NULL); + return TCL_ERROR; + } + callargs[0] = litPtr[LIT_FREESCAN]; + callargs[1] = objv[1]; + callargs[2] = opts.baseObj != NULL ? opts.baseObj : Tcl_NewWideIntObj(baseVal); + callargs[3] = opts.timezoneObj != NULL ? opts.timezoneObj : litPtr[LIT__NIL]; + callargs[4] = opts.localeObj != NULL ? opts.localeObj : litPtr[LIT_C]; + return Tcl_EvalObjv(interp, 5, callargs, 0); + } -#undef timezoneObj -#undef localeObj -#undef formatObj + // **** + string = TclGetString(objv[1]); + // **** timezone = GetSystemTimeZone() + + return TCL_OK; } /*---------------------------------------------------------------------- |