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* signal.cc (signal): Don't set SA_RESTART here.

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(siginterrupt): White space.
* sigproc.cc (sigalloc): Set SA_RESTART here, on initialization.
This commit is contained in:
Christopher Faylor 2006-03-22 04:13:55 +00:00
parent 76ef40d69f
commit 70fde4154f
3 changed files with 12 additions and 5 deletions
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6
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,9 @@
2006-03-21 Christopher Faylor <cgf@timesys.com>
* signal.cc (signal): Don't set SA_RESTART here.
(siginterrupt): White space.
* sigproc.cc (sigalloc): Set SA_RESTART here, on initialization.
2006-03-21 Christopher Faylor <cgf@timesys.com> 2006-03-21 Christopher Faylor <cgf@timesys.com>
* child_info.h (child_status): Fix typo which made it impossible to set * child_info.h (child_status): Fix typo which made it impossible to set

7
winsup/cygwin/signal.cc
View File

@ -64,10 +64,7 @@ signal (int sig, _sig_func_ptr func)
prev = global_sigs[sig].sa_handler; prev = global_sigs[sig].sa_handler;
global_sigs[sig].sa_handler = func; global_sigs[sig].sa_handler = func;
global_sigs[sig].sa_mask = 0; global_sigs[sig].sa_mask = 0;
/* SA_RESTART is set to maintain BSD compatible signal behaviour by default. global_sigs[sig].sa_flags &= ~SA_SIGINFO;
This is also compatible with the behaviour of signal(2) in Linux. */
global_sigs[sig].sa_flags |= SA_RESTART;
global_sigs[sig].sa_flags &= ~ SA_SIGINFO;
set_sigcatchers (prev, func); set_sigcatchers (prev, func);
syscall_printf ("%p = signal (%d, %p)", prev, sig, func); syscall_printf ("%p = signal (%d, %p)", prev, sig, func);
@ -470,7 +467,7 @@ extern "C" int
siginterrupt (int sig, int flag) siginterrupt (int sig, int flag)
{ {
struct sigaction act; struct sigaction act;
sigaction(sig, NULL, &act); sigaction (sig, NULL, &act);
if (flag) if (flag)
act.sa_flags &= ~SA_RESTART; act.sa_flags &= ~SA_RESTART;
else else

4
winsup/cygwin/sigproc.cc
View File

@ -113,6 +113,10 @@ sigalloc ()
cygheap->sigs = global_sigs = cygheap->sigs = global_sigs =
(struct sigaction *) ccalloc (HEAP_SIGS, NSIG, sizeof (struct sigaction)); (struct sigaction *) ccalloc (HEAP_SIGS, NSIG, sizeof (struct sigaction));
global_sigs[SIGSTOP].sa_flags = SA_RESTART | SA_NODEFER; global_sigs[SIGSTOP].sa_flags = SA_RESTART | SA_NODEFER;
for (int i = 0; i < NSIG; i++)
/* SA_RESTART is set to maintain BSD compatible signal behaviour by default.
This is also compatible with the behaviour of signal(2) in Linux. */
global_sigs[i].sa_flags = SA_RESTART;
} }
void __stdcall void __stdcall