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2001-08-27 Roland McGrath <roland@frob.com>

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* sysdeps/unix/sysv/gethostname.c (__gethostname): When LEN is too
	short, copy that much into NAME anyway before returning error.
This commit is contained in:
Roland McGrath 2001-09-01 21:45:32 +00:00
parent 1bc83d2bb2
commit b8f5d8dd4e
1 changed files with 2 additions and 2 deletions
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sysdeps/unix/sysv/gethostname.c
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@ -36,13 +36,13 @@ __gethostname (name, len)
return -1; return -1;
node_len = strlen (buf.nodename) + 1; node_len = strlen (buf.nodename) + 1;
memcpy (name, buf.nodename, len < node_len ? len : node_len);
if (node_len > len) if (node_len > len)
{ {
__set_errno (ENAMETOOLONG); __set_errno (ENAMETOOLONG);
return -1; return -1;
} }
memcpy (name, buf.nodename, node_len);
return 0; return 0;
} }