* exceptions.cc (handle_sigsuspend): Force pending signal delivery before

waiting for signals to happen.
* signal.cc (sleep): Force pending signal delivery before sleeping.
(usleep): Ditto.
(signal): Force pending signal delivery before manipulating signal stuff.
(sigprocmask): Ditto.
(kill_worker): Ditto.
(abort): Ditto.
(sigaction): Ditto.
* syscalls.cc (readv): Force pending signal delivery before I/O.
(writev): Ditto.
(open): Ditto.
* net.cc: Ditto, throughout.
* sigproc.cc (sig_dispatch_pending): Deliver any pending signals prior to
returning.
* tty.cc (tty::make_pipes): Increase pipe buffer size.

1 files changed, 3 insertions, 0 deletions

diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index 94c4b0811..edfa3ed2f 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -384,6 +384,7 @@ readv (int fd, const struct iovec *const iov, const int iovcnt)
 
   while (1)
     {
+      sig_dispatch_pending (0);
       sigframe thisframe (mainthread);
 
       cygheap_fdget cfd (fd);
@@ -455,6 +456,7 @@ extern "C" ssize_t
 writev (const int fd, const struct iovec *const iov, const int iovcnt)
 {
   int res = -1;
+  sig_dispatch_pending (0);
   const ssize_t tot = check_iovec_for_write (iov, iovcnt);
 
   sigframe thisframe (mainthread);
@@ -510,6 +512,7 @@ open (const char *unix_path, int flags, ...)
   int res = -1;
   va_list ap;
   mode_t mode = 0;
+  sig_dispatch_pending (0);
   sigframe thisframe (mainthread);
 
   syscall_printf ("open (%s, %p)", unix_path, flags);