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

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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.
This commit is contained in:
Christopher Faylor
2002-11-22 20:51:13 +00:00
parent 2955fd7669
commit a0d3c309e4
7 changed files with 66 additions and 2 deletions
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8
winsup/cygwin/signal.cc
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@ -43,6 +43,7 @@ set_sigcatchers (void (*oldsig) (int), void (*cursig) (int))
extern "C" _sig_func_ptr
signal (int sig, _sig_func_ptr func)
{
sig_dispatch_pending (0);
_sig_func_ptr prev;
/* check that sig is in right range */
@ -69,6 +70,7 @@ extern "C" unsigned int
sleep (unsigned int seconds)
{
int rc;
sig_dispatch_pending (0);
sigframe thisframe (mainthread);
DWORD ms, start_time, end_time;
@ -95,6 +97,7 @@ sleep (unsigned int seconds)
extern "C" unsigned int
usleep (unsigned int useconds)
{
sig_dispatch_pending (0);
syscall_printf ("usleep (%d)", useconds);
WaitForSingleObject (signal_arrived, (useconds + 500) / 1000);
syscall_printf ("0 = usleep (%d)", useconds);
@ -104,6 +107,7 @@ usleep (unsigned int useconds)
extern "C" int
sigprocmask (int sig, const sigset_t *set, sigset_t *oldset)
{
sig_dispatch_pending (0);
/* check that sig is in right range */
if (sig < 0 || sig >= NSIG)
{
@ -143,6 +147,8 @@ sigprocmask (int sig, const sigset_t *set, sigset_t *oldset)
static int
kill_worker (pid_t pid, int sig)
{
sig_dispatch_pending (0);
int res = 0;
pinfo dest (pid);
BOOL sendSIGCONT;
@ -261,6 +267,7 @@ killpg (pid_t pgrp, int sig)
extern "C" void
abort (void)
{
sig_dispatch_pending (0);
sigframe thisframe (mainthread);
/* Flush all streams as per SUSv2.
From my reading of this document, this isn't strictly correct.
@ -286,6 +293,7 @@ abort (void)
extern "C" int
sigaction (int sig, const struct sigaction *newact, struct sigaction *oldact)
{
sig_dispatch_pending (0);
sigproc_printf ("signal %d, newact %p, oldact %p", sig, newact, oldact);
/* check that sig is in right range */
if (sig < 0 || sig >= NSIG)