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<htmlxmlns="http://www.w3.org/1999/xhtml"><head><title>ConcurrencyModels (infer.InferModules.ConcurrencyModels)</title><linkrel="stylesheet"href="../../../odoc.css"/><metacharset="utf-8"/><metaname="generator"content="odoc %%VERSION%%"/><metaname="viewport"content="width=device-width,initial-scale=1.0"/><scriptsrc="../../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body><divclass="content"><header><nav><ahref="../index.html">Up</a>–<ahref="../../index.html">infer</a>»<ahref="../index.html">InferModules</a>» ConcurrencyModels</nav><h1>Module <code>InferModules.ConcurrencyModels</code></h1></header><divclass="spec module"id="module-F"><ahref="#module-F"class="anchor"></a><code><spanclass="keyword">module</span> F = Stdlib.Format</code></div><dl><dtclass="spec type"id="type-lock_effect"><ahref="#type-lock_effect"class="anchor"></a><code><spanclass="keyword">type</span> lock_effect</code><code> = </code><tableclass="variant"><trid="type-lock_effect.Lock"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.Lock"class="anchor"></a><code>| </code><code><spanclass="constructor">Lock</span><spanclass="keyword">of</span><span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a> list</span></code></td><tdclass="doc"><p>simultaneously acquire a list of locks</p></td></tr><trid="type-lock_effect.Unlock"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.Unlock"class="anchor"></a><code>| </code><code><spanclass="constructor">Unlock</span><spanclass="keyword">of</span><span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a> list</span></code></td><tdclass="doc"><p>simultaneously release a list of locks</p></td></tr><trid="type-lock_effect.LockedIfTrue"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.LockedIfTrue"class="anchor"></a><code>| </code><code><spanclass="constructor">LockedIfTrue</span><spanclass="keyword">of</span><span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a> list</span></code></td><tdclass="doc"><p>simultaneously attempt to acquire a list of locks</p></td></tr><trid="type-lock_effect.GuardConstruct"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.GuardConstruct"class="anchor"></a><code>| </code><code><spanclass="constructor">GuardConstruct</span><spanclass="keyword">of</span></code><code>{</code><tableclass="record"><trid="type-lock_effect.guard"class="anchored"><tdclass="def field"><ahref="#type-lock_effect.guard"class="anchor"></a><code>guard : <ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a>;</code></td></tr><trid="type-lock_effect.lock"class="anchored"><tdclass="def field"><ahref="#type-lock_effect.lock"class="anchor"></a><code>lock : <ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a>;</code></td></tr><trid="type-lock_effect.acquire_now"class="anchored"><tdclass="def field"><ahref="#type-lock_effect.acquire_now"class="anchor"></a><code>acquire_now : bool;</code></td></tr></table><code>}</code></td><tdclass="doc"><p>mutex guard construction - clang only</p></td></tr><trid="type-lock_effect.GuardLock"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.GuardLock"class="anchor"></a><code>| </code><code><spanclass="constructor">GuardLock</span><spanclass="keyword">of</span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a></code></td><tdclass="doc"><p>lock underlying mutex via guard - clang only</p></td></tr><trid="type-lock_effect.GuardLockedIfTrue"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.GuardLockedIfTrue"class="anchor"></a><code>| </code><code><spanclass="constructor">GuardLockedIfTrue</span><spanclass="keyword">of</span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a></code></td><tdclass="doc"><p>lock underlying mutex if true via guard - clang only</p></td></tr><trid="type-lock_effect.GuardUnlock"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.GuardUnlock"class="anchor"></a><code>| </code><code><spanclass="constructor">GuardUnlock</span><spanclass="keyword">of</span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a></code></td><tdclass="doc"><p>unlock underlying mutex via guard - clang only</p></td></tr><trid="type-lock_effect.GuardDestroy"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.GuardDestroy"class="anchor"></a><code>| </code><code><spanclass="constructor">GuardDestroy</span><spanclass="keyword">of</span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a></code></td><tdclass="doc"><p>destroy guard and unlock underlying mutex - clang only</p></td></tr><trid="type-lock_effect.NoEffect"class="anchored"><tdclass="def constructor"><ahref="#type-lock_effect.NoEffect"class="anchor"></a><code>| </code><code><spanclass="constructor">NoEffect</span></code></td><tdclass="doc"><p>function call has no lock-relevant effect</p></td></tr></table></dt><dd><p>effect of call plus Hil expressions being un/locked, if known</p></dd></dl><dl><dtclass="spec type"id="type-thread"><ahref="#type-thread"class="anchor"></a><code><spanclass="keyword">type</span> thread</code><code> = </code><tableclass="variant"><trid="type-thread.BackgroundThread"class="anchored"><tdclass="def constructor"><ahref="#type-thread.BackgroundThread"class="anchor"></a><code>| </code><code><spanclass="constructor">BackgroundThread</span></code></td></tr><trid="type-thread.MainThread"class="anchored"><tdclass="def constructor"><ahref="#type-thread.MainThread"class="anchor"></a><code>| </code><code><spanclass="constructor">MainThread</span></code></td></tr><trid="type-thread.MainThreadIfTrue"class="anchored"><tdclass="def constructor"><ahref="#type-thread.MainThreadIfTrue"class="anchor"></a><code>| </code><code><spanclass="constructor">MainThreadIfTrue</span></code></td></tr><trid="type-thread.UnknownThread"class="anchored"><tdclass="def constructor"><ahref="#type-thread.UnknownThread"class="anchor"></a><code>| </code><code><spanclass="constructor">UnknownThread</span></code></td></tr></table></dt></dl><dl><dtclass="spec value"id="val-is_thread_utils_method"><ahref="#val-is_thread_utils_method"class="anchor"></a><code><spanclass="keyword">val</span> is_thread_utils_method : string <span>-></span><ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span> bool</code></dt><dd><p>return true if the given method name is a utility class for checking what thread we're on TODO: clean this up so it takes only a procname</p></dd></dl><dl><dtclass="spec value"id="val-get_lock_effect"><ahref="#val-get_lock_effect"class="anchor"></a><code><spanclass="keyword">val</span> get_lock_effect : <ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><span><ahref="../../../InferIR/InferIR/HilExp/index.html#type-t">InferIR.HilExp.t</a> list</span><span>-></span><ahref="index.html#type-lock_effect">lock_effect</a></code></dt><dd><p>describe how this procedure behaves with respect to locking</p></dd></dl><dl><dtclass="spec value"id="val-get_thread"><ahref="#val-get_thread"class="anchor"></a><code><spanclass="keyword">val</span> get_thread : <ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><ahref="index.html#type-thread">thread</a></code></dt><dd><p>describe how this procedure behaves with respect to thread access</p></dd></dl><dl><dtclass="spec value"id="val-runs_on_ui_thread"><ahref="#val-runs_on_ui_thread"class="anchor"></a><code><spanclass="keyword">val</span> runs_on_ui_thread : <span>attrs_of_pname:<span>(<ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><span><ahref="../../../InferIR/InferIR/ProcAttributes/index.html#type-t">InferIR.ProcAttributes.t</a> option</span>)</span></span><span>-></span><ahref="../../../InferIR/InferIR/Tenv/index.html#type-t">InferIR.Tenv.t</a><span>-></span><ahref="../../../InferIR/InferIR/Procdesc/index.html#type-t">InferIR.Procdesc.t</a><span>-></span><span>string option</span></code></dt><dd><p>We don't want to warn on methods that run on the UI thread because they should always be single-threaded. Assume that methods annotated with @UiThread, @OnEvent, @OnBind, @OnMount, @OnUnbind, @OnUnmount always run on the UI thread. Also assume that any superclass marked @UiThread implies all methods are on UI thread. Return Some string explaining why this method is on the UI thread, else return None.</p></dd></dl><dl><dtclass="spec value"id="val-get_current_class_and_annotated_superclasses"><ahref="#val-get_current_class_and_annotated_superclasses"class="anchor"></a><code><spanclass="keyword">val</span> get_current_class_and_annotated_superclasses : <span>(<ahref="../../../InferIR/InferIR/Annot/Item/index.html#type-t">InferIR.Annot.Item.t</a><span>-></span> bool)</span><span>-></span><ahref="../../../InferIR/InferIR/Tenv/index.html#type-t">InferIR.Tenv.t</a><span>-></span><ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><span><span>(<ahref="../../../InferIR/InferIR/Typ/index.html#type-name">InferIR.Typ.name</a> * <span><ahref="../../../InferIR/InferIR/Typ/index.html#type-name">InferIR.Typ.name</a> list</span>)</span> option</span></code></dt><dtclass="spec value"id="val-find_method_or_override_annotated"><ahref="#val-find_method_or_override_annotated"class="anchor"></a><code><spanclass="keyword">val</span> find_method_or_override_annotated : <span>attrs_of_pname:<span>(<ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><span><ahref="../../../InferIR/InferIR/ProcAttributes/index.html#type-t">InferIR.ProcAttributes.t</a> option</span>)</span></span><span>-></span><span>(<ahref="../../../InferIR/InferIR/Annot/Item/index.html#type-t">InferIR.Annot.Item.t</a><span>-></span> bool)</span><span>-></span><ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><span>-></span><ahref="../../../InferIR/InferIR/Tenv/index.html#type-t">InferIR.Tenv.t</a><span>-></span><span><ahref="../../../InferIR/InferIR/Typ/Procname/index.html#type-t">InferIR.Typ.Procname.t</a><ahref="../../../InferStdlib/InferStdlib/index.html#module-IStd">InferStdlib.IStd</a>.sexp_option</span></code></dt><dtclass="spec value"id="val-cpp_lock_types_matcher"><ahref="#val-cpp_lock_types_matcher"class="anchor"></a><code><spanclass="keyword">val</span> cpp_lock_types_matcher : <ahref="../../../InferIR/InferIR/QualifiedCppName/Match/index.html#type-quals_matcher">InferIR.QualifiedCppName.Match.quals_matcher</a></code></dt><dtclass="spec value"id="val-is_recursive_lock_type"><ahref="#val-is_recursive_lock_type"class="anchor"></a><code><spanclass="keyword">val</span> is_recursive_lock_type : <ahref="../../../InferIR/InferIR/Typ/index.html#type-name">InferIR.Typ.name</a><span>-></span> bool</code></dt></dl></div></body></html>
