txx.c

int sprawdzanie_argumentow(char** argv,char* argument)
{
   int b = 1;
   while ( b < 8 ){
            if (strcmp(argv[b],argument) == 0){
                printf("ARGV %s\n",argv[b]);
                return 0;

                }
            else{
                printf("ARGV = %s \n",argv[b]);
                b++;}
            }
    return 1;
}


int main(int argc, char** argv)
{
    FILE *we, *wy;
    char a;
    int b = 1;
    int what = 0;

    char* compressionFlag = "-e";

    if (argc != 8 ){
            pomoc();
            return 0;
        }
    if (sprawdzanie_argumentow(argv,compressionFlag) == 0)
        printf("wyszło 0 \n");
    else
        printf("wyszlo 1 \n");
    we = fopen(argv[1],"r");
    wy = fopen(argv[2],"w+");
    while ((a = getc(we)) != EOF)
    {

        printf("%c",a);
        putc(a,wy);
    }