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cppdraft/stoptoken/inplace/general.md

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+[stoptoken.inplace.general]
+
+# 32 Concurrency support library [[thread]](./#thread)
+
+## 32.3 Stop tokens [[thread.stoptoken]](thread.stoptoken#stoptoken.inplace.general)
+
+### 32.3.8 Class inplace_stop_token [[stoptoken.inplace]](stoptoken.inplace#general)
+
+#### 32.3.8.1 General [stoptoken.inplace.general]
+
+[1](#1)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1158)
+
+The class inplace_stop_token models
+the concept [stoppable_token](stoptoken.concepts#concept:stoppable_token "32.3.3 Stop token concepts [stoptoken.concepts]")[.](#1.sentence-1)
+
+It references the stop state of
+its associated inplace_stop_source object ([[stopsource.inplace]](stopsource.inplace "32.3.9 Class inplace_­stop_­source")),
+if any[.](#1.sentence-2)
+
+namespace std {class inplace_stop_token {public:template<class CallbackFn>using callback_type = inplace_stop_callback<CallbackFn>;
+
+ inplace_stop_token() = default; bool operator==(const inplace_stop_token&) const = default; // [[stoptoken.inplace.mem]](stoptoken.inplace.mem "32.3.8.2 Member functions"), member functionsbool stop_requested() const noexcept; bool stop_possible() const noexcept; void swap(inplace_stop_token&) noexcept; private:const inplace_stop_source* *stop-source* = nullptr; // *exposition only*};}

cppdraft/stoptoken/inplace/mem.md

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+[stoptoken.inplace.mem]
+
+# 32 Concurrency support library [[thread]](./#thread)
+
+## 32.3 Stop tokens [[thread.stoptoken]](thread.stoptoken#stoptoken.inplace.mem)
+
+### 32.3.8 Class inplace_stop_token [[stoptoken.inplace]](stoptoken.inplace#mem)
+
+#### 32.3.8.2 Member functions [stoptoken.inplace.mem]
+
+[🔗](#itemdecl:1)
+
+`void swap(inplace_stop_token& rhs) noexcept;
+`
+
+[1](#1)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1192)
+
+*Effects*: Exchanges the values of *stop-source* and rhs.*stop-source*[.](#1.sentence-1)
+
+[🔗](#itemdecl:2)
+
+`bool stop_requested() const noexcept;
+`
+
+[2](#2)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1202)
+
+*Effects*: Equivalent to:return *stop-source* != nullptr && *stop-source*->stop_requested();
+
+[3](#3)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1209)
+
+[*Note [1](#note-1)*:
+
+As specified in [[basic.life]](basic.life "6.8.4 Lifetime"),
+the behavior of stop_requested is undefined
+unless the call strongly happens before the start of
+the destructor of the associated inplace_stop_source object, if any[.](#3.sentence-1)
+
+— *end note*]
+
+[🔗](#itemdecl:3)
+
+`stop_possible() const noexcept;
+`
+
+[4](#4)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1223)
+
+*Returns*: *stop-source* != nullptr[.](#4.sentence-1)
+
+[5](#5)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L1227)
+
+[*Note [2](#note-2)*:
+
+As specified in [[basic.stc.general]](basic.stc.general "6.8.6.1 General"),
+the behavior of stop_possible is implementation-defined
+unless the call strongly happens before
+the end of the storage duration of
+the associated inplace_stop_source object, if any[.](#5.sentence-1)
+
+— *end note*]