ruby
diff --git a/‎ChangeLog
Lines changed: 4 additions & 0 deletions b/‎ChangeLog
Lines changed: 4 additions & 0 deletions
diff --git a/‎ext/date/date_core.c
Lines changed: 12 additions & 32 deletions b/‎ext/date/date_core.c
Lines changed: 12 additions & 32 deletions
@@ -1,3 +1,7 @@
+Wed May  9 06:23:33 2012  Tadayoshi Funaba  <tadf@dotrb.org>
+
+	* ext/date/date_core.c: reverted.
+
 Wed May  9 04:31:26 2012  Masatoshi SEKI  <m_seki@mva.biglobe.ne.jp>
 
 	* lib/rinda/ring.rb (lookup_ring_any): fix Rinda::RingFinger.primary 
 
@@ -9234,41 +9234,30 @@ Init_date_core(void)
     negative_inf = -INFINITY;
 
     /*
-     * The Date and DateTime classes provide methods for storing, comparing, transforming, and operating on values of date and time. Date objects store only the date (e.g. 1987-06-29), while DateTime objects store both the date and time (e.g. 1984-02-09 05:32:12).
+     * date and datetime class - Tadayoshi Funaba 1998-2011
      *
-     * 1998-2011 by Tadayoshi Funaba
-     *
-     * = Introduction
-     *
-     * Date and DateTime are included in the standard library. To use, require ‘date’ will provide both classes.
+     * 'date' provides two classes Date and DateTime.
      *
      * == Terms and definitions
      *
      * Some terms and definitions are based on ISO 8601 and JIS X 0301.
      *
-     * === Calendar date
+     * === calendar date
      *
      * The calendar date is a particular day of a calendar year,
      * identified by its ordinal number within a calendar month within
      * that year.
      *
-     * In the Date and DateTime classes, this is called "civil."
+     * In those classes, this is so-called "civil".
      *
-     *      Date.civil(2012,03,17)
-     * This refers to March 17th, 2012.
-     *
-     * === Ordinal date
+     * === ordinal date
      *
      * The ordinal date is a particular day of a calendar year identified
      * by its ordinal number within the year.
      *
-     * In the Date and DateTime classes, this is called "ordinal."
-     *
-     *      Date.ordinal(2012,77)
-     * This refers to the 77th day of 2012.
+     * In those classes, this is so-called "ordinal".
      *
-     *
-     * === Week date
+     * === week date
      *
      * The week date is a date identified by calendar week and day numbers.
      *
@@ -9278,13 +9267,9 @@ Init_date_core(void)
      * includes the first Thursday of that year.  In the Gregorian
      * calendar, this is equivalent to the week which includes January 4.
      *
-     * In the Date and DateTime classes, this is called "commercial."
-     *
-     *      Date.commercial(2012,11,06)
-     * This refers to the 6th day of the 11th week of 2012.
+     * In those classes, this so-called "commercial".
      *
-     *
-     * === Julian day number
+     * === julian day number
      *
      * The Julian day number is in elapsed days since noon (Greenwich mean
      * time) on January 1, 4713 BCE (in the Julian calendar).
@@ -9298,12 +9283,9 @@ Init_date_core(void)
      * it just refers to "chronological Julian day number", not the
      * original.
      *
-     * In the Date and DateTime classes, this is called "ajd" and "jd."
-     *
-     *      Date.jd(2456004)
-     * This refers to 2,456,004 days since January 1, 4713 BCE.
+     * In those classes, those are so-called "ajd" and "jd".
      *
-     * === Modified julian day number
+     * === modified julian day number
      *
      * The modified Julian day number is in elapsed days since midnight
      * (Coordinated universal time) on November 17, 1858 CE (in the
@@ -9319,10 +9301,8 @@ Init_date_core(void)
      * appears, it just refers to "chronological modified Julian day
      * number", not the original.
      *
-     * In the Date and DateTime classes, this is called "mjd."
+     * In those classes, this is so-called "mjd".
      *
-     *      Date.new(2012,03,17).mjd #=> 56003
-     * 2012-03-17 is 56,003 days after November 17, 1858 CE.
      *
      * == Date
      *
Original file line number	Diff line number	Diff line change
`@@ -9234,41 +9234,30 @@ Init_date_core(void)`
`9234`	`9234`	`negative_inf = -INFINITY;`
`9235`	`9235`
`9236`	`9236`	`/*`
`9237`		`- * The Date and DateTime classes provide methods for storing, comparing, transforming, and operating on values of date and time. Date objects store only the date (e.g. 1987-06-29), while DateTime objects store both the date and time (e.g. 1984-02-09 05:32:12).`
	`9237`	`+ * date and datetime class - Tadayoshi Funaba 1998-2011`
`9238`	`9238`	`*`
`9239`		`- * 1998-2011 by Tadayoshi Funaba`
`9240`		`- *`
`9241`		`- * = Introduction`
`9242`		`- *`
`9243`		`- * Date and DateTime are included in the standard library. To use, require ‘date’ will provide both classes.`
	`9239`	`+ * 'date' provides two classes Date and DateTime.`
`9244`	`9240`	`*`
`9245`	`9241`	`* == Terms and definitions`
`9246`	`9242`	`*`
`9247`	`9243`	`* Some terms and definitions are based on ISO 8601 and JIS X 0301.`
`9248`	`9244`	`*`
`9249`		`- * === Calendar date`
	`9245`	`+ * === calendar date`
`9250`	`9246`	`*`
`9251`	`9247`	`* The calendar date is a particular day of a calendar year,`
`9252`	`9248`	`* identified by its ordinal number within a calendar month within`
`9253`	`9249`	`* that year.`
`9254`	`9250`	`*`
`9255`		`- * In the Date and DateTime classes, this is called "civil."`
	`9251`	`+ * In those classes, this is so-called "civil".`
`9256`	`9252`	`*`
`9257`		`- * Date.civil(2012,03,17)`
`9258`		`- * This refers to March 17th, 2012.`
`9259`		`- *`
`9260`		`- * === Ordinal date`
	`9253`	`+ * === ordinal date`
`9261`	`9254`	`*`
`9262`	`9255`	`* The ordinal date is a particular day of a calendar year identified`
`9263`	`9256`	`* by its ordinal number within the year.`
`9264`	`9257`	`*`
`9265`		`- * In the Date and DateTime classes, this is called "ordinal."`
`9266`		`- *`
`9267`		`- * Date.ordinal(2012,77)`
`9268`		`- * This refers to the 77th day of 2012.`
	`9258`	`+ * In those classes, this is so-called "ordinal".`
`9269`	`9259`	`*`
`9270`		`- *`
`9271`		`- * === Week date`
	`9260`	`+ * === week date`
`9272`	`9261`	`*`
`9273`	`9262`	`* The week date is a date identified by calendar week and day numbers.`
`9274`	`9263`	`*`
`@@ -9278,13 +9267,9 @@ Init_date_core(void)`
`9278`	`9267`	`* includes the first Thursday of that year. In the Gregorian`
`9279`	`9268`	`* calendar, this is equivalent to the week which includes January 4.`
`9280`	`9269`	`*`
`9281`		`- * In the Date and DateTime classes, this is called "commercial."`
`9282`		`- *`
`9283`		`- * Date.commercial(2012,11,06)`
`9284`		`- * This refers to the 6th day of the 11th week of 2012.`
	`9270`	`+ * In those classes, this so-called "commercial".`
`9285`	`9271`	`*`
`9286`		`- *`
`9287`		`- * === Julian day number`
	`9272`	`+ * === julian day number`
`9288`	`9273`	`*`
`9289`	`9274`	`* The Julian day number is in elapsed days since noon (Greenwich mean`
`9290`	`9275`	`* time) on January 1, 4713 BCE (in the Julian calendar).`
`@@ -9298,12 +9283,9 @@ Init_date_core(void)`
`9298`	`9283`	`* it just refers to "chronological Julian day number", not the`
`9299`	`9284`	`* original.`
`9300`	`9285`	`*`
`9301`		`- * In the Date and DateTime classes, this is called "ajd" and "jd."`
`9302`		`- *`
`9303`		`- * Date.jd(2456004)`
`9304`		`- * This refers to 2,456,004 days since January 1, 4713 BCE.`
	`9286`	`+ * In those classes, those are so-called "ajd" and "jd".`
`9305`	`9287`	`*`
`9306`		`- * === Modified julian day number`
	`9288`	`+ * === modified julian day number`
`9307`	`9289`	`*`
`9308`	`9290`	`* The modified Julian day number is in elapsed days since midnight`
`9309`	`9291`	`* (Coordinated universal time) on November 17, 1858 CE (in the`
`@@ -9319,10 +9301,8 @@ Init_date_core(void)`
`9319`	`9301`	`* appears, it just refers to "chronological modified Julian day`
`9320`	`9302`	`* number", not the original.`
`9321`	`9303`	`*`
`9322`		`- * In the Date and DateTime classes, this is called "mjd."`
	`9304`	`+ * In those classes, this is so-called "mjd".`
`9323`	`9305`	`*`
`9324`		`- * Date.new(2012,03,17).mjd #=> 56003`
`9325`		`- * 2012-03-17 is 56,003 days after November 17, 1858 CE.`
`9326`	`9306`	`*`
`9327`	`9307`	`* == Date`
`9328`	`9308`	`*`