Bug still present. $ dpkg -l libc6 [...] ii libc6:amd64 2.17-93ubuntu4 amd64
$ grep hosts /etc/nsswitch.conf hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4 $ sudo su # ./a.out Making resolv.conf empty Results of looking up www.google.com: status = -2, errno = 2 Results of looking up a bogus name: status = -2, errno = 2 Writing correct nameserver option to resolv.conf Results of looking up www.google.com: status = 0, errno = 101 Results of looking up a bogus name: status = -2, errno = 2 Writing incorrect nameserver option to resolv.conf Results of looking up www.google.com: status = -2, errno = 2 Results of looking up a bogus name: status = -2, errno = 2 # ifconfig eth0 down # ./a.out Making resolv.conf empty Results of looking up www.google.com: status = -5, errno = 110 Results of looking up a bogus name: status = -5, errno = 110 Writing correct nameserver option to resolv.conf Results of looking up www.google.com: status = -5, errno = 110 Results of looking up a bogus name: status = -5, errno = 110 Writing incorrect nameserver option to resolv.conf Results of looking up www.google.com: status = -5, errno = 110 Results of looking up a bogus name: status = -5, errno = 110 # cat x.c #include <sys/types.h> #include <sys/socket.h> #include <netdb.h> #include <errno.h> #include <stdio.h> struct addrinfo *res; void check_google() { int status; status = getaddrinfo("www.google.com", NULL, NULL, &res); printf("Results of looking up www.google.com: status = %d, errno = %d\n", status, errno); status = getaddrinfo("sjfkdsjfswfloo0f02938sjf28398sd.com", NULL, NULL, &res); printf("Results of looking up a bogus name: status = %d, errno = %d\n", status, errno); } int main() { FILE *fp; printf("Making resolv.conf empty\n"); fp = fopen("/etc/resolv.conf", "w+"); fclose(fp); sleep(1); check_google(); printf("Writing nameserver option to resolv.conf\n"); fp = fopen("/etc/resolv.conf", "w+"); fprintf(fp, "nameserver 193.67.79.39\n"); fclose(fp); sleep(1); check_google(); printf("Writing incorrect nameserver option to resolv.conf\n"); fp = fopen("/etc/resolv.conf", "w+"); fprintf(fp, "nameserver 192.168.5.4\n"); fclose(fp); sleep(1); check_google(); } -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1154599 Title: getaddrinfo() returns -11 (EAI_SYSTEM) instead of -2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/eglibc/+bug/1154599/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs