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# quick_exit

From cppreference.com
< c‎ | program

Defined in header `<stdlib.h>` |  |
void quick_exit( int exit_code ); |  | (since C99)

Causes normal program termination to occur without completely cleaning the resources.

Functions passed to at_quick_exit are called in reverse order of their registration. After calling the registered functions, calls _Exit(exit_code)

### [edit] Parameters

exit_code | - | exit status of the program

### [edit] Return value

(none)

### [edit] Example

Run this code

    #include <stdlib.h>
    #include <stdio.h>

    void f1()
    {
        puts("pushed first");
        fflush(stdout);
    }

    void f2()
    {
        puts("pushed second");
    }

    int main(void)
    {
        at_quick_exit(f1);
        at_quick_exit(f2);
        quick_exit(0);
    }

Output:

    pushed second
    pushed first

### [edit] See also

abort | causes abnormal program termination (without cleaning up) (function) [edit]
atexit | registers a function to be called on exit() invocation (function) [edit]
at_quick_exit (C99) | registers a function to be called on `quick_exit` invocation (function) [edit]
C++ documentation for quick_exit

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