Fake say program

fakesay.c

// Fake say program
//
// Author:
//   Taeber Rapczak <[email protected]>
//
// Compile:
//   $ cc -o say fakesay.c
// Example:
//   $ ./say hi
//   $ ./say alexa unlock front door
//   Alert! Front door unlocked.

#include <stdio.h>
#include <string.h>

int main(int argc, char *argv[]) {
    const char *expected[] = {"", "alexa", "unlock", "front", "door"};
    const char *together = "alexa unlock front door";

    if (argc == 2 && strcmp(together, argv[1]) == 0)
        goto SUCCESS;

    if (argc != sizeof(expected)/sizeof(expected[0]))
        return 1;

    for (int i = 1; i < sizeof(expected)/sizeof(expected[0]); i++) {
        if (strcmp(argv[i], expected[i]) != 0)
            return 1;
    }

SUCCESS:
    puts("Alert! Front door unlocked.");
    return 0;
}