@@ -52,6 +52,13 @@ Major new features:
- C-SKY ABIV2 soft-float little-endian
- C-SKY ABIV2 hard-float little-endian
+* Improve the width of alternative representation for year in
+ strftime. For %Ey conversion specifier, the default action is now
+ to pad the number with zero to keep minimum 2 digits, similar to %y.
+ Also, the optional flag (either _ or -) can be used for %EY, so that
+ the internal %Ey is interpreted as if decorated with the appropriate
+ flag.
+
Deprecated and removed features, and other changes affecting compatibility:
* The glibc.tune tunable namespace has been renamed to glibc.cpu and the
@@ -1339,7 +1339,7 @@ POSIX.2-1992 and by @w{ISO C99}, are:
@table @code
@item E
-Use the locale's alternate representation for date and time. This
+Use the locale's alternative representation for date and time. This
modifier applies to the @code{%c}, @code{%C}, @code{%x}, @code{%X},
@code{%y} and @code{%Y} format specifiers. In a Japanese locale, for
example, @code{%Ex} might yield a date format based on the Japanese
@@ -1347,7 +1347,7 @@ Emperors' reigns.
@item O
With all format specifiers that produce numbers: use the locale's
-alternate numeric symbols.
+alternative numeric symbols.
With @code{%B}, @code{%b}, and @code{%h}: use the grammatical form for
month names that is appropriate when the month is named by itself,
@@ -1355,7 +1355,7 @@ rather than the form that is appropriate when the month is used as
part of a complete date. This is a GNU extension.
@end table
-If the format supports the modifier but no alternate representation
+If the format supports the modifier but no alternative representation
is available, it is ignored.
The conversion specifier ends with a format specifier taken from the
@@ -1393,6 +1393,9 @@ The preferred calendar time representation for the current locale.
The century of the year. This is equivalent to the greatest integer not
greater than the year divided by 100.
+If the @code{E} modifier is specified (@code{%EC}), the locale's
+alternative representation for year (the era name) is used instead.
+
This format was first standardized by POSIX.2-1992 and by @w{ISO C99}.
@item %d
@@ -1568,10 +1571,22 @@ The preferred time of day representation for the current locale.
The year without a century as a decimal number (range @code{00} through
@code{99}). This is equivalent to the year modulo 100.
+If the @code{E} modifier is specified (@code{%Ey}), the locale's
+alternative representation for year (the era year) is used instead.
+The default action is to pad the number with zero to keep minimum 2
+digits, similar to @code{%y}.
+
@item %Y
The year as a decimal number, using the Gregorian calendar. Years
before the year @code{1} are numbered @code{0}, @code{-1}, and so on.
+If the @code{E} modifier is specified (@code{%EY}), the locale's
+alternative representation for year (generally the combination of
+@code{%EC} and @code{%Ey}) is used instead. In this case, the
+optional flag (either @code{_} or @code{-}) can be used, so that the
+internal @code{%Ey} is interpreted as if decorated with the
+appropriate flag.
+
@item %z
@w{RFC 822}/@w{ISO 8601:1988} style numeric time zone (e.g.,
@code{-0600} or @code{+0100}), or nothing if no time zone is