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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /intl/icu/source/common/ustack.cpp
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'intl/icu/source/common/ustack.cpp')
-rw-r--r--intl/icu/source/common/ustack.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/intl/icu/source/common/ustack.cpp b/intl/icu/source/common/ustack.cpp
new file mode 100644
index 0000000000..5b15efcd7c
--- /dev/null
+++ b/intl/icu/source/common/ustack.cpp
@@ -0,0 +1,62 @@
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+**********************************************************************
+* Copyright (C) 2003-2011, International Business Machines
+* Corporation and others. All Rights Reserved.
+**********************************************************************
+*/
+
+#include "uvector.h"
+
+U_NAMESPACE_BEGIN
+
+UOBJECT_DEFINE_RTTI_IMPLEMENTATION(UStack)
+
+UStack::UStack(UErrorCode &status) :
+ UVector(status)
+{
+}
+
+UStack::UStack(int32_t initialCapacity, UErrorCode &status) :
+ UVector(initialCapacity, status)
+{
+}
+
+UStack::UStack(UObjectDeleter *d, UElementsAreEqual *c, UErrorCode &status) :
+ UVector(d, c, status)
+{
+}
+
+UStack::UStack(UObjectDeleter *d, UElementsAreEqual *c, int32_t initialCapacity, UErrorCode &status) :
+ UVector(d, c, initialCapacity, status)
+{
+}
+
+UStack::~UStack() {}
+
+void* UStack::pop() {
+ int32_t n = size() - 1;
+ void* result = nullptr;
+ if (n >= 0) {
+ result = orphanElementAt(n);
+ }
+ return result;
+}
+
+int32_t UStack::popi() {
+ int32_t n = size() - 1;
+ int32_t result = 0;
+ if (n >= 0) {
+ result = elementAti(n);
+ removeElementAt(n);
+ }
+ return result;
+}
+
+int32_t UStack::search(void* obj) const {
+ int32_t i = indexOf(obj);
+ return (i >= 0) ? size() - i : i;
+}
+
+U_NAMESPACE_END