| /* Copyright 2002, Red Hat Inc. */ |
| |
| #include <errno.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <sys/utsname.h> |
| #include <machine/weakalias.h> |
| |
| int |
| __gethostname (char *name, size_t len) |
| { |
| struct utsname nodebuf; |
| size_t nodelen; |
| |
| if (uname (&nodebuf)) |
| return -1; |
| |
| nodelen = strlen (nodebuf.nodename) + 1; |
| if (len < nodelen) |
| memcpy (name, nodebuf.nodename, len); |
| else |
| memcpy (name, nodebuf.nodename, nodelen); |
| |
| if (nodelen > len) |
| { |
| errno = ENAMETOOLONG; |
| return -1; |
| } |
| return 0; |
| } |
| weak_alias(__gethostname, gethostname) |