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| author | Renato Silva <br.renatosilva@gmail.com> | 2015-03-31 22:18:46 +0300 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2015-04-23 22:57:09 +0300 |
| commit | f7ddc49f40172ede26747c100b4132eb8680cf24 (patch) | |
| tree | 9b4074b6812aa0004d52756f953f8040825025c1 /winsup/cygwin/net.cc | |
| parent | 7b90cc4b9c40b2b8ae698813b296577752b0221e (diff) | |
Fix buffer size error handling in gethostname.
* net.cc (cygwin_gethostname): Fix buffer size error handling.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diffstat (limited to 'winsup/cygwin/net.cc')
| -rw-r--r-- | winsup/cygwin/net.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc index f9b317c0d..eaf6eb870 100644 --- a/winsup/cygwin/net.cc +++ b/winsup/cygwin/net.cc @@ -1076,7 +1076,10 @@ cygwin_gethostname (char *name, size_t len) if (!GetComputerNameExA (ComputerNameDnsFullyQualified, name, &local_len)) { - set_winsock_errno (); + if (GetLastError () == ERROR_MORE_DATA) + set_errno (ENAMETOOLONG); + else + set_winsock_errno (); __leave; } } |