From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 intl/icu/source/common/unicode/enumset.h | 69 ++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 intl/icu/source/common/unicode/enumset.h

(limited to 'intl/icu/source/common/unicode/enumset.h')

diff --git a/intl/icu/source/common/unicode/enumset.h b/intl/icu/source/common/unicode/enumset.h
new file mode 100644
index 0000000000..bde8c455c0
--- /dev/null
+++ b/intl/icu/source/common/unicode/enumset.h
@@ -0,0 +1,69 @@
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+******************************************************************************
+*
+*   Copyright (C) 2012,2014 International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+******************************************************************************
+*/
+
+/**
+ * \file
+ * \brief C++: internal template EnumSet<>
+ */
+
+#ifndef ENUMSET_H
+#define ENUMSET_H
+
+#include "unicode/utypes.h"
+
+#if U_SHOW_CPLUSPLUS_API
+
+U_NAMESPACE_BEGIN
+
+/* Can't use #ifndef U_HIDE_INTERNAL_API for the entire EnumSet class, needed in .h file declarations */
+/**
+ * enum bitset for boolean fields. Similar to Java EnumSet<>. 
+ * Needs to range check. Used for private instance variables.
+ * @internal
+ * \cond
+ */
+template<typename T, uint32_t minValue, uint32_t limitValue>
+class EnumSet {
+public:
+    inline EnumSet() : fBools(0) {}
+    inline EnumSet(const EnumSet<T,minValue,limitValue>& other) : fBools(other.fBools) {}
+    inline ~EnumSet() {}
+#ifndef U_HIDE_INTERNAL_API
+    inline void clear() { fBools=0; }
+    inline void add(T toAdd) { set(toAdd, 1); }
+    inline void remove(T toRemove) { set(toRemove, 0); }
+    inline int32_t contains(T toCheck) const { return get(toCheck); }
+    inline void set(T toSet, int32_t v) { fBools=(fBools&(~flag(toSet)))|(v?(flag(toSet)):0); }
+    inline int32_t get(T toCheck) const { return (fBools & flag(toCheck))?1:0; }
+    inline UBool isValidEnum(T toCheck) const {  return (toCheck>=minValue&&toCheck<limitValue); }
+    inline UBool isValidValue(int32_t v) const { return (v==0||v==1); }
+    inline const EnumSet<T,minValue,limitValue>& operator=(const EnumSet<T,minValue,limitValue>& other) {
+        fBools = other.fBools;
+        return *this;
+    }
+  
+    inline uint32_t getAll() const {
+        return fBools; 
+    }
+#endif /* U_HIDE_INTERNAL_API */
+
+private:
+    inline uint32_t flag(T toCheck) const { return (1<<(toCheck-minValue)); }
+private:
+    uint32_t fBools;
+};
+
+/** \endcond */
+
+U_NAMESPACE_END
+
+#endif /* U_SHOW_CPLUSPLUS_API */
+#endif /* ENUMSET_H */
-- 
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