/*
**  insort() -- insertion sort an array of string pointers via strcmp()
**  public domain by Ray Gardner   Denver, CO   12/91
*/
void strsort(char **v, int n)
{
    int i, j;
    char *vtmp;

    for ( i = 1; i < n; ++i )
    {
        vtmp = v[i];
        for ( j = i - 1; j >= 0 && strcmp(v[j], vtmp) > 0; --j )
            v[j+1] = v[j];
        v[j+1] = vtmp;
    }
}