/* * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include <features.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <errno.h> #include <sys/utsname.h> libc_hidden_proto(getdomainname) libc_hidden_proto(strlen) libc_hidden_proto(strcpy) libc_hidden_proto(uname) int getdomainname(char *name, size_t len) { struct utsname uts; if (name == NULL) { __set_errno(EINVAL); return -1; } if (uname(&uts) == -1) return -1; #ifdef __USE_GNU if (strlen(uts.domainname)+1 > len) { #else if (strlen(uts.__domainname)+1 > len) { #endif __set_errno(EINVAL); return -1; } #ifdef __USE_GNU strcpy(name, uts.domainname); #else strcpy(name, uts.__domainname); #endif return 0; } libc_hidden_def(getdomainname)