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

void append(char* s, char c)
{
        int len = strlen(s);
        s[len] = c;
        s[len + 1] = '\0';
}

int main (int argc, char *argv[])
{
        int colons;
        int exmarks;
        char name[] = ":username!user@user.host PRIVMSG #channel :channel message";
        char *nickname;
        printf("size of string: %i\n", sizeof(name));
        for (int x; x < sizeof(name); x++)
        {
                printf("current char: %c\n", name[x]);
                if (name[x] == ':' && colons < 2)
                        colons++;

                // remove these two lines to fix it
                if (name[x] == '!' && exmarks < 1);
                        exmarks++;

                if (colons < 2 && name[x] != ':' && name[x] != '!')
                        append(nickname, name[x]);

        }
        printf("number of colons: %i\n", colons);
        printf("number of exmarks: %i\n", exmarks);
        printf("nickname: %s\n", nickname);
        return 0;
}