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c:stdlib.h:atexit

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c:stdlib.h:atexit [2013/01/22 22:02] (current)
Line 1: Line 1:
 +{{keywords>wiki library source code example reference}}
 +====== atexit ======
 +
 +<code c>
 +    #include <stdlib.h>
 +    int atexit(void (*func)(void));
 + </code>
 +===== Description =====
 +<code c>
 +       The atexit function registers the given function to be called at normal
 +       process termination
 +       
 +       atexit returns the value 0 if successful, otherwise it returns
 +       a nonzero value.
 +</code>
 +    
 +===== C Sourcecode Example =====
 +<code c>
 +#include <stdio.h> /* including standard library */
 +//#include <windows.h> /* uncomment this for Windows */
 +
 +#include <stdlib.h>
 + 
 +void ExitMessage( void )
 +{
 +  printf("atexit was called, this is the exit message\n");
 +}
 + 
 +int main( void )
 +{
 +  atexit(ExitMessage);
 +
 +  printf("The ExitMessage will shown after this line\n");
 +
 +  return 0;
 +}
 +
 +</code>
 +
 +==== output ====
 +    user@host:~/code-reference.com#  ./atexit 
 +    The ExitMessage will shown after this line
 +    atexit was called, this is the exit message
 +
 +
 +    
  
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c/stdlib.h/atexit.txt · Last modified: 2013/01/22 22:02 (external edit)

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