parrotsay

parrot.c

#include <stdio.h>

void showMessage(int, char**);
void showParrot(int);
size_t strlen(char*);

int main(int argc, char **argv){
    if(argc <= 1){
        printf("Usage: %s [message]\n", argv[0]);
        return -1;
    }
    showMessage(argc, argv);
    showParrot(7);
    return 0;
}

void showParrot(int shiftSize){
    char shift[shiftSize];
    for(int i=0;i<shiftSize;i++)shift[i] = ' ';
    shift[shiftSize] = '\0';
    printf("%s\\           _________        \n%s \\        ////     \\\\\\\\      \n%s  \\      //           \\\\     \n%s   \\    //,-,       ,-,\\\\    \n%s       ||( @ )     ( @ )||   \n%s       \\\\ '-` .___. `-' //   \n%s       ||     |^ ^|     ||   \n%s       \\\\     \\   /     //   \n%s        \\\\\\    \\v/    ///    \n%s         \\\\           //     \n%s         //           \\\\     \n%s        /||\\         /||\\    \n%s       // ||         || \\\\   \n%s      //  ||         ||  \\\\  \n%s     |/   /|         |\\   \\| \n%s     |   //           \\\\   | \n%s     |  //    ,___,    \\\\  | \n%s     |_/ |    |   |    | \\_| \n%s         \\____/   \\____/     \n%s          \\__/     \\__/      \n%s           ||       ||       \n%s           ||       ||       \n%s           ||       ||       \n%s          '--'     '--'      \n", shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift, shift);
}

void showMessage(int argc, char **argv){
    int len = argc-2; // Ignore first arg and first space
    for(int i=1;i<argc;i++) len+=strlen(argv[i]);

    printf(" ");
    for(int i=0;i<len+2;i++) printf("_");
    printf("\n<");
    for(int i=1;i<argc;i++) printf(" %s", argv[i]);
    printf(" >\n ");
    for(int i=0;i<len+2;i++) printf("-");
    printf("\n");
}

size_t strlen(char *str){
  unsigned short int i = 0;
  while (str[i] != '\0') i++;
  return i;
}

Compile

gcc parrot.c -o parrotsay

Execute

./parrotsay Typical parrotsay output \!