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The C programming language made simple

Executing commands in C

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <sys/types.h> #include <sys/wait.h> int main(int argc, char* argv[]) { int pid = fork(); if (pid == -1) { return 1; } if (pid == 0) { execlp("ping", "ping", "-c", "3", "google.com", NULL); printf("THIS SHOULD NOT PRINT ON THE TERMINAL\n"); } else { wait(NULL); printf("Success\n"); printf("Some post processing goes here\n"); } return 0; }