diff options
Diffstat (limited to 'winsup/cygwin/fhandler.cc')
| -rw-r--r-- | winsup/cygwin/fhandler.cc | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc index 75528d35e..f47805bde 100644 --- a/winsup/cygwin/fhandler.cc +++ b/winsup/cygwin/fhandler.cc @@ -1541,6 +1541,8 @@ fhandler_base::fsync () int fhandler_base::fpathconf (int v) { + int ret; + switch (v) { case _PC_LINK_MAX: @@ -1558,10 +1560,16 @@ fhandler_base::fpathconf (int v) break; case _PC_NAME_MAX: /* NAME_MAX is without trailing \0 */ - return pc.isdir () ? PATH_MAX - strlen (get_name ()) - 2 : NAME_MAX; + if (!pc.isdir ()) + return NAME_MAX; + ret = NT_MAX_PATH - strlen (get_name ()) - 2; + return ret < 0 ? 0 : ret > NAME_MAX ? NAME_MAX : ret; case _PC_PATH_MAX: /* PATH_MAX is with trailing \0 */ - return pc.isdir () ? PATH_MAX - strlen (get_name ()) - 1 : PATH_MAX; + if (!pc.isdir ()) + return PATH_MAX; + ret = NT_MAX_PATH - strlen (get_name ()) - 1; + return ret < 0 ? 0 : ret > PATH_MAX ? PATH_MAX : ret; case _PC_PIPE_BUF: if (pc.isdir () || get_device () == FH_FIFO || get_device () == FH_PIPE |