From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 intl/icu/source/i18n/nfrs.h | 110 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 intl/icu/source/i18n/nfrs.h

(limited to 'intl/icu/source/i18n/nfrs.h')

diff --git a/intl/icu/source/i18n/nfrs.h b/intl/icu/source/i18n/nfrs.h
new file mode 100644
index 000000000..b6aa579eb
--- /dev/null
+++ b/intl/icu/source/i18n/nfrs.h
@@ -0,0 +1,110 @@
+// Copyright (C) 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+******************************************************************************
+*   Copyright (C) 1997-2015, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+******************************************************************************
+*   file name:  nfrs.h
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:4
+*
+* Modification history
+* Date        Name      Comments
+* 10/11/2001  Doug      Ported from ICU4J
+*/
+
+#ifndef NFRS_H
+#define NFRS_H
+
+#include "unicode/uobject.h"
+#include "unicode/rbnf.h"
+
+#if U_HAVE_RBNF
+
+#include "unicode/utypes.h"
+#include "unicode/umisc.h"
+
+#include "nfrlist.h"
+
+U_NAMESPACE_BEGIN
+
+class NFRuleSet : public UMemory {
+public:
+    NFRuleSet(RuleBasedNumberFormat *owner, UnicodeString* descriptions, int32_t index, UErrorCode& status);
+    void parseRules(UnicodeString& rules, UErrorCode& status);
+    void setNonNumericalRule(NFRule *rule);
+    void setBestFractionRule(int32_t originalIndex, NFRule *newRule, UBool rememberRule);
+    void makeIntoFractionRuleSet() { fIsFractionRuleSet = TRUE; }
+
+    ~NFRuleSet();
+
+    UBool operator==(const NFRuleSet& rhs) const;
+    UBool operator!=(const NFRuleSet& rhs) const { return !operator==(rhs); }
+
+    UBool isPublic() const { return fIsPublic; }
+
+    UBool isParseable() const { return fIsParseable; }
+
+    UBool isFractionRuleSet() const { return fIsFractionRuleSet; }
+
+    void  getName(UnicodeString& result) const { result.setTo(name); }
+    UBool isNamed(const UnicodeString& _name) const { return this->name == _name; }
+
+    void  format(int64_t number, UnicodeString& toAppendTo, int32_t pos, int32_t recursionCount, UErrorCode& status) const;
+    void  format(double number, UnicodeString& toAppendTo, int32_t pos, int32_t recursionCount, UErrorCode& status) const;
+
+    UBool parse(const UnicodeString& text, ParsePosition& pos, double upperBound, Formattable& result) const;
+
+    void appendRules(UnicodeString& result) const; // toString
+
+    void setDecimalFormatSymbols(const DecimalFormatSymbols &newSymbols, UErrorCode& status);
+
+    const RuleBasedNumberFormat *getOwner() const { return owner; }
+private:
+    const NFRule * findNormalRule(int64_t number) const;
+    const NFRule * findDoubleRule(double number) const;
+    const NFRule * findFractionRuleSetRule(double number) const;
+    
+    friend class NFSubstitution;
+
+private:
+    UnicodeString name;
+    NFRuleList rules;
+    NFRule *nonNumericalRules[6];
+    RuleBasedNumberFormat *owner;
+    NFRuleList fractionRules;
+    UBool fIsFractionRuleSet;
+    UBool fIsPublic;
+    UBool fIsParseable;
+
+    NFRuleSet(const NFRuleSet &other); // forbid copying of this class
+    NFRuleSet &operator=(const NFRuleSet &other); // forbid copying of this class
+};
+
+// utilities from old llong.h
+// convert mantissa portion of double to int64
+int64_t util64_fromDouble(double d);
+
+// raise radix to the power exponent, only non-negative exponents
+int64_t util64_pow(int32_t radix, uint32_t exponent);
+
+// convert n to digit string in buffer, return length of string
+uint32_t util64_tou(int64_t n, UChar* buffer, uint32_t buflen, uint32_t radix = 10, UBool raw = FALSE);
+
+#ifdef RBNF_DEBUG
+int64_t util64_utoi(const UChar* str, uint32_t radix = 10);
+uint32_t util64_toa(int64_t n, char* buffer, uint32_t buflen, uint32_t radix = 10, UBool raw = FALSE);
+int64_t util64_atoi(const char* str, uint32_t radix);
+#endif
+
+
+U_NAMESPACE_END
+
+/* U_HAVE_RBNF */
+#endif
+
+// NFRS_H
+#endif
+
-- 
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