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# std::at_quick_exit

From cppreference.com
< cpp‎ | utility‎ | program

Defined in header `<cstdlib>` |  |
extern "C" int at_quick_exit( void (*func)() ); extern "C++" int at_quick_exit( void (*func)() ); |  |

Registers the function pointed to by `func` to be called on quick program termination (via std::quick_exit).

Calling the function from several threads does not induce a data race. The implementation shall support the registration of at least 32 functions.

### [edit] Parameters

func | - | pointer to a function to be called on normal program termination

### [edit] Return value

​0​ if the registration succeeds, nonzero value otherwise.

### [edit] Exceptions

(none) | (until C++11)
`noexcept` specification: noexcept | (since C++11)

### [edit] Example

| This section is incomplete Reason: no example

### [edit] See also

atexit | registers a function to be called on std::exit() invocation (function) [edit]
C documentation for at_quick_exit

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