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| author | Renato Silva <br.renatosilva@gmail.com> | 2015-03-31 21:18:46 +0200 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2015-03-31 21:18:46 +0200 |
| commit | 2cf6edf4eff7231fad4c548e27ad814faeafe894 (patch) | |
| tree | a730a4e775566df5dc660292608024bebc08981a | |
| parent | 46d2802c2792cdc250f992c031dcb43cd8cd1252 (diff) | |
| download | cygnal-2cf6edf4eff7231fad4c548e27ad814faeafe894.tar.gz cygnal-2cf6edf4eff7231fad4c548e27ad814faeafe894.tar.bz2 cygnal-2cf6edf4eff7231fad4c548e27ad814faeafe894.zip | |
Fix buffer size error handling in gethostname.
* net.cc (cygwin_gethostname): Fix buffer size error handling.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
| -rw-r--r-- | winsup/cygwin/ChangeLog | 4 | ||||
| -rw-r--r-- | winsup/cygwin/net.cc | 5 |
2 files changed, 8 insertions, 1 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index 0e23b0391..0d07bb1f7 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,7 @@ +2015-03-31 Renato Silva <br.renatosilva@gmail.com> + + * net.cc (cygwin_gethostname): Fix buffer size error handling. + 2015-03-31 Corinna Vinschen <corinna@vinschen.de> * uinfo.cc (pwdgrp::fetch_account_from_windows): Don't allow fully 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; } } |