forkexec3.c File Reference

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Functions
int	main (int argc, char **argv)

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 32 of file forkexec3.c.

{
    int retval;
    int status;
    int quiet;

    /* Set TESTS_QUIET variable */
    quiet = tests_quiet( argc, argv );

    if ( ( argc > 1 ) && ( strcmp( argv[1], "xxx" ) == 0 ) ) {
        /* In child */
        retval = PAPI_library_init( PAPI_VER_CURRENT );
        if ( retval != PAPI_VER_CURRENT ) {
            test_fail( __FILE__, __LINE__, "execed PAPI_library_init", retval );
        }
        return 0;
    } else {
        if (!quiet) printf("Testing Init/Shutdown/fork/init/exec/init\n");
        /* Init PAPI */
        retval = PAPI_library_init( PAPI_VER_CURRENT );
        if ( retval != PAPI_VER_CURRENT )
            test_fail( __FILE__, __LINE__, "main PAPI_library_init", retval );

        PAPI_shutdown(  );

        if ( fork(  ) == 0 ) {
            /* In child */
            retval = PAPI_library_init( PAPI_VER_CURRENT );
            if ( retval != PAPI_VER_CURRENT ) {
                test_fail( __FILE__, __LINE__, "forked PAPI_library_init",
                           retval );
            }

            if ( execlp( argv[0], argv[0], "xxx", NULL ) == -1 ) {
                test_fail( __FILE__, __LINE__, "execlp", PAPI_ESYS );
            }
        } else {
            wait( &status );
            if ( WEXITSTATUS( status ) != 0 ) {
                test_fail( __FILE__, __LINE__, "fork", WEXITSTATUS( status ) );
            }
        }
    }

    test_pass( __FILE__ );

    return 0;

}

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