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ICU-2150 add utf.h macro change to news section

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Markus Scherer 2002-10-03 00:30:26 +00:00
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@ -218,6 +218,22 @@
"http://oss.software.ibm.com/icu/download/2.2/">ICU 2.2 download
page</a>.</p>
<h3>Unicode-handling macros (utf*.h)</h3>
<p>The macros in <code>source/common/unicode/utf*.h</code> have been
revamped, improved, simplified, and renamed. The old macros continue to be
available. They are in <code>utf_old.h</code>, together with an explanation
of the change. <code>utf.h</code>, <code>utf8.h</code> and <code>utf16.h</code>
contain the new macros instead. The new macros are intended to be more
consistent, more useful, and less confusing. Some macros were simply renamed
for consistency with a new naming scheme.</p>
<p>A related change is that <code>UChar32</code> is not a platform-dependent
type any more, but is now always defined to be the same as <code>int32_t</code>.
This allows for consistent, more portable code and C++ function overloading
as well as negative values as sentinels on all platforms. See the definition
in <code>utf.h</code>.</p>
<h3>ICU code library size</h3>
<p>ICU code libraries can be made smaller by removing functionality. See <a href="#MakeICUSmaller">How