diff options
Diffstat (limited to 'winsup/cygwin/resource.cc')
| -rw-r--r-- | winsup/cygwin/resource.cc | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/winsup/cygwin/resource.cc b/winsup/cygwin/resource.cc index d40567f4f..15ca2208a 100644 --- a/winsup/cygwin/resource.cc +++ b/winsup/cygwin/resource.cc @@ -1,7 +1,7 @@ /* resource.cc: getrusage () and friends. Copyright 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2005, 2008, 2009, 2010, - 2011 Red Hat, Inc. + 2011, 2012, 2013 Red Hat, Inc. Written by Steve Chamberlain (sac@cygnus.com), Doug Evans (dje@cygnus.com), Geoffrey Noer (noer@cygnus.com) of Cygnus Support. @@ -137,9 +137,9 @@ getrlimit (int resource, struct rlimit *rlp) debug_printf ("couldn't get stack info, returning def.values. %E"); else { - rlp->rlim_cur = (DWORD) &m - (DWORD) m.AllocationBase; - rlp->rlim_max = (DWORD) m.BaseAddress + m.RegionSize - - (DWORD) m.AllocationBase; + rlp->rlim_cur = (rlim_t) &m - (rlim_t) m.AllocationBase; + rlp->rlim_max = (rlim_t) m.BaseAddress + m.RegionSize + - (rlim_t) m.AllocationBase; } break; case RLIMIT_NOFILE: @@ -167,17 +167,22 @@ setrlimit (int resource, const struct rlimit *rlp) struct rlimit oldlimits; - // Check if the request is to actually change the resource settings. - // If it does not result in a change, take no action and do not - // fail. + /* Check if the request is to actually change the resource settings. + If it does not result in a change, take no action and do not fail. */ if (getrlimit (resource, &oldlimits) < 0) return -1; if (oldlimits.rlim_cur == rlp->rlim_cur && oldlimits.rlim_max == rlp->rlim_max) - // No change in resource requirements, succeed immediately + /* No change in resource requirements, succeed immediately */ return 0; + if (rlp->rlim_cur > rlp->rlim_max) + { + set_errno (EINVAL); + return -1; + } + switch (resource) { case RLIMIT_CORE: |