-static char* hostname_simplify(char *s) {
- char *p, *d;
-
- for (p = s, d = s; *p; p++) {
- if ((*p >= 'a' && *p <= 'z') ||
- (*p >= '0' && *p <= '9') ||
- *p == '-' || *p == '_')
- *(d++) = *p;
- else if (*p >= 'A' && *p <= 'Z')
- *(d++) = *p - 'A' + 'a';
- else if (*p == ' ')
- *(d++) = '-';
- }
-
- *d = 0;
-
- strshorten(s, HOST_NAME_MAX);
- return s;
-}
-