- int snprintf_return;
- static char addr[BUFSIZ];
-
- if (username == NULL)
- username = getusername();
-
- if (username_extension_masquerading) {
- /* mts.conf contains "masquerade:[...]username_extension[...]", so tack
- on the value of the $USERNAME_EXTENSION environment variable, if set,
- to username. */
- char* extension = getenv("USERNAME_EXTENSION");
- static char username_with_extension[BUFSIZ];
-
- if (extension != NULL && *extension != '\0') {
- snprintf_return = snprintf(username_with_extension,
- sizeof(username_with_extension),
- "%s%s", username, extension);
-
- if (snprintf_return < 0 ||
- snprintf_return >= sizeof(username_with_extension))
- adios(NULL, "snprintf() error writing username (%d chars) and"
- " $USERNAME_EXTENSION (%d chars) to array of BUFSIZ (%d)"
- " chars",
- strlen(username), strlen(extension), BUFSIZ);
-
- username = username_with_extension;
- }
- }
-
-#ifdef REALLYDUMB
- return username;
-#endif