void create_graphs(int signum)
{
if (signum == SIGUSR1)
{
log_info("Received SIGUSR1!");
analytics();
}
}
int main(int argc, char *argv[])
{
char from[230000] = {'a'}; //allocates 230000 bytes with an initial of 'a' at index 0, note: have to make this big to see the difference in speed of those functions
char to[230000] = {'c'};
int rc = 0;
// setup the from to have some stuff
memset(from, 'x', 230000); //this seems fast, it sets all 230000 bytes to a character 'x'
// set it to a failure mode
memset(to, 'y', 230000);
check(valid_copy(to, 230000, 'y'), "Not initialized right.");
// use normal copy to
rc = normal_copy(from, to, 230000);
check(rc == 230000, "Normal copy failed: %d", rc);
check(valid_copy(to, 230000, 'x'), "Normal copy failed.");
// reset
memset(to, 'y',230000);
// duffs version
rc = duffs_device(from, to, 230000);
check(rc == 230000, "Duff's device failed: %d", rc);
check(valid_copy(to, 230000, 'x'), "Duff's device failed copy.");
// reset
memset(to, 'y', 230000);
// my version
rc = zeds_device(from, to, 230000);
check(rc == 230000, "Zed's device failed: %d", rc);
check(valid_copy(to, 230000, 'x'), "Zed's device failed copy.");
analytics(); //just prints to the console the speed data of each function
return 0;
error:
return 1;
}
