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    <compoundname>sys_prot</compoundname>
    <title>Critical sections</title>
    <briefdescription>
    </briefdescription>
    <detaileddescription>
<para>Used to protect short regions of code against concurrent access.<itemizedlist>
<listitem><para>Your system is a bare-metal system (probably with an RTOS) and interrupts are under your control: Implement this as LockInterrupts() / UnlockInterrupts()</para>
</listitem><listitem><para>Your system uses an RTOS with deferred interrupt handling from a worker thread: Implement as a global mutex or lock/unlock scheduler</para>
</listitem><listitem><para>Your system uses a high-level OS with e.g. POSIX signals: Implement as a global mutex </para>
</listitem></itemizedlist>
</para>
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