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Cygwin: timerfd/signalfd: return EINVAL from write

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Linux returns EINVAL, "fd is attached to an object which is unsuitable
for writing".  If we don't handle write locally, write returns EBADF.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2019-01-17 11:51:11 +01:00
parent 173e067a31
commit 7f983079d4
3 changed files with 21 additions and 6 deletions
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2
winsup/cygwin/fhandler.h
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@ -2650,6 +2650,7 @@ class fhandler_signalfd : public fhandler_base
int signalfd (const sigset_t *mask, int flags);
int __reg2 fstat (struct stat *buf);
void __reg3 read (void *ptr, size_t& len);
ssize_t __stdcall write (const void *, size_t);
int poll ();
inline sigset_t get_sigset () const { return sigset; }
@ -2693,6 +2694,7 @@ class fhandler_timerfd : public fhandler_base
int __reg2 fstat (struct stat *buf);
void __reg3 read (void *ptr, size_t& len);
ssize_t __stdcall write (const void *, size_t);
int dup (fhandler_base *child, int);
int ioctl (unsigned int, void *);
int close ();