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Defined in header <csignal> | ||
typedef/* unspecified */ sig_atomic_t; | ||
An integer type which can be accessed as an atomic entity even in the presence of asynchronous interrupts made by signals.
Until C++11, which introducedstd::atomic andstd::atomic_signal_fence, about the only thing a strictly conforming program could do in a signal handler was to assign a value to avolatilestatic std::sig_atomic_t variable and promptly return.
| sets a signal handler for particular signal (function)[edit] | |
(C++11) | fence between a thread and a signal handler executed in the same thread (function)[edit] |
C documentation forsig_atomic_t | |
