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Assignment
General Control Flow/fork()
int main(int argc,char** argv){
.....
for(i = 0;i < 4;i++){
int ret_pid = fork();
if ( ret_pid < 0 ) exit(1); //this means fork() failed
else if ( ret_pid == 0 ) ! //this is the child
else ... //this is the parent (Controller)
}
return 0;
execlp()
Same thing applies when using exec, you just have to be explicit about it.
More execlp() and parameters
This is because the argument list must be null-terminated, just like any other string.
Makefiles
Makefile example
[target] : [dependency1] ! [dependencyn] [command to execute]
THE PROGRAM WILL CHOOSE TWO RANDOM NUMBERS,THEN PRINT THEM OUT AS AN ADDITION PROBLEM.THE PROGRAM WILL THEN ASK THE USERTO ENTER THE CORRECT ANSWER.IF THE ANSWER IS CORRECT,THE PRO
Assignment What I'm covering: General control flow fork() execlp() Parameters Makefiles Additional Questions General Control Flow/fork(
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