diff options
| -rw-r--r-- | winsup/cygwin/ChangeLog | 5 | ||||
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 8 |
2 files changed, 13 insertions, 0 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index 09ba3260a..b7940bce2 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,8 @@ +2002-05-12 Christopher Faylor <cgf@redhat.com> + + * syscalls.cc (_read): Change error to EBADF if attempt to write to a + non-writable fd. + 2002-05-11 Christopher Faylor <cgf@redhat.com> * fhandler.h (executable_states): For now, make dont_care_if_executable diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index 0be393a46..46ea12fd1 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -340,6 +340,14 @@ _read (int fd, void *ptr, size_t len) } out: + + if (res && get_errno () == EACCES && + !(cfd->get_flags () & (O_RDONLY | O_RDWR))) + { + set_errno (EBADF); + break; + } + if (res >= 0 || get_errno () != EINTR || !thisframe.call_signal_handler ()) break; set_errno (e); |