Add BreakIterator::getRuleStatus

patches/breakiterator.patch

Index: patches/breakiterator.patch
diff --git a/patches/breakiterator.patch b/patches/breakiterator.patch
new file mode 100644
index 0000000000000000000000000000000000000000..f1b36a34d0b408940a9c528fa0c796e2db6cb457
--- /dev/null
+++ b/patches/breakiterator.patch
@@ -0,0 +1,74 @@
+From c795f7766bd4f650a2396c834bc2a07768781ae8 Mon Sep 17 00:00:00 2001
+From: Igor Oliveira <igor.o@sisa.samsung.com>
+Date: Tue, 17 Sep 2013 14:43:07 -0700
+Subject: [PATCH] The CL https://codereview.chromium.org/23618052/ depends of
+ an API that will be added by libicu 5.2,
+ BreakIterator::getRuleStatus. This patch is just a copy and
+ paste of the libicu 5.2 API into chromium libicu.
+
+---
+ README.chromium                 |  3 +++
+ source/common/brkiter.cpp       |  7 +++++++
+ source/common/unicode/brkiter.h | 15 +++++++++++++++
+ 3 files changed, 25 insertions(+)
+
+diff --git a/README.chromium b/README.chromium
+index 76acd4b..eaf2e81 100644
+--- a/README.chromium
++++ b/README.chromium
+@@ -255,5 +255,8 @@ This directory contains the source code of ICU 4.6 for C/C++
+     - patches/csetdet.patch
+     - upstream bug: http://bugs.icu-project.org/trac/ticket/10318
+ 
++26. Add BreakIterator::getRuleStatus
++    - Copy and paste BreakIterator::getRuleStatus API from icu 5.2
++
+ 
+ 
+diff --git a/source/common/brkiter.cpp b/source/common/brkiter.cpp
+index 26f7b6a..41da826 100644
+--- a/source/common/brkiter.cpp
++++ b/source/common/brkiter.cpp
+@@ -436,6 +436,13 @@ BreakIterator::getLocaleID(ULocDataLocaleType type, UErrorCode& status) const {
+     return locBased.getLocaleID(type, status);
+ }
+ 
++// This implementation of getRuleStatus is a do-nothing stub, here to
++// provide a default implementation for any derived BreakIterator classes that
++// do not implement it themselves.
++int32_t BreakIterator::getRuleStatus() const {
++    return 0;
++}
++
+ U_NAMESPACE_END
+ 
+ #endif /* #if !UCONFIG_NO_BREAK_ITERATION */
+diff --git a/source/common/unicode/brkiter.h b/source/common/unicode/brkiter.h
+index bdd3cc7..1800336 100644
+--- a/source/common/unicode/brkiter.h
++++ b/source/common/unicode/brkiter.h
+@@ -284,6 +284,21 @@ public:
+     virtual int32_t next(int32_t n) = 0;
+ 
+     /**
++     * For RuleBasedBreakIterators, return the status tag from the
++     * break rule that determined the most recently
++     * returned break position.
++     * <p>
++     * For break iterator types that do not support a rule status,
++     * a default value of 0 is returned.
++     * <p>
++     * @return the status from the break rule that determined the most recently
++     *         returned break position.
++     * @see RuleBaseBreakIterator::getRuleStatus()
++     * @see UWordBreak
++     */
++    virtual int32_t getRuleStatus() const;
++
++    /**
+      * Create BreakIterator for word-breaks using the given locale.
+      * Returns an instance of a BreakIterator implementing word breaks.
+      * WordBreak is useful for word selection (ex. double click)
+-- 
+1.7.12.4 (Apple Git-37)
+