85   const char* in_ptr = path;  in normalize_path()  local
88   while (*in_ptr != 0) {  in normalize_path()
89     if (*in_ptr == '/') {  in normalize_path()
90       char c1 = in_ptr[1];  in normalize_path()
92         char c2 = in_ptr[2];  in normalize_path()
94           in_ptr += 2;  in normalize_path()
96         } else if (c2 == '.' && (in_ptr[3] == '/' || in_ptr[3] == 0)) {  in normalize_path()
97           in_ptr += 3;  in normalize_path()
100           if (in_ptr[0] == 0) {  in normalize_path()
107         ++in_ptr;  in normalize_path()
111     *out_ptr++ = *in_ptr++;  in normalize_path()