exec($x);
__DATA__
#define _GNU_SOURCE
+#include <signal.h>
#include <sys/syscall.h>
#include <sys/ioctl.h>
#ifdef __linux__
#endif /* Linux, any other OSes with stable syscalls? */
printf("size_t=%zu off_t=%zu pid_t=%zu\n",
sizeof(size_t), sizeof(off_t), sizeof(pid_t));
+ D(SIGWINCH);
return 0;
}
-# Copyright (C) 2019-2021 all contributors <meta@public-inbox.org>
+# Copyright (C) all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
# Wraps a signalfd (or similar) for PublicInbox::DS
package PublicInbox::Sigfd;
use strict;
use parent qw(PublicInbox::DS);
-use PublicInbox::Syscall qw(signalfd EPOLLIN EPOLLET);
+use PublicInbox::Syscall qw(signalfd EPOLLIN EPOLLET %SIGNUM);
use POSIX ();
# returns a coderef to unblock signals if neither signalfd or kqueue
sub new {
my ($class, $sig, $nonblock) = @_;
my %signo = map {;
- my $cb = $sig->{$_};
- # SIGWINCH is 28 on FreeBSD, NetBSD, OpenBSD, Darwin
- my $num = ($_ eq 'WINCH' && $^O =~ /linux|bsd|darwin/i) ? 28 : do {
- my $m = "SIG$_";
- POSIX->$m;
- };
- $num => $cb;
+ # $num => $cb;
+ ($SIGNUM{$_} // POSIX->can("SIG$_")->()) => $sig->{$_}
} keys %$sig;
my $self = bless { sig => \%signo }, $class;
my $io;
use POSIX qw(ENOENT ENOSYS EINVAL O_NONBLOCK);
use Socket qw(SOL_SOCKET SCM_RIGHTS);
use Config;
+our %SIGNUM = (WINCH => 28); # most Linux, {Free,Net,Open}BSD, *Darwin
# $VERSION = '0.25'; # Sys::Syscall version
our @EXPORT_OK = qw(epoll_ctl epoll_create epoll_wait
EPOLLIN EPOLLOUT EPOLLET
EPOLL_CTL_ADD EPOLL_CTL_DEL EPOLL_CTL_MOD
EPOLLONESHOT EPOLLEXCLUSIVE
- signalfd rename_noreplace);
+ signalfd rename_noreplace %SIGNUM);
our %EXPORT_TAGS = (epoll => [qw(epoll_ctl epoll_create epoll_wait
EPOLLIN EPOLLOUT
EPOLL_CTL_ADD EPOLL_CTL_DEL EPOLL_CTL_MOD
$SYS_epoll_wait = 226;
$u64_mod_8 = 1;
$SYS_signalfd4 = 309;
+ $SIGNUM{WINCH} = 23;
} elsif ($machine =~ m/^ppc64/) {
$SYS_epoll_create = 236;
$SYS_epoll_ctl = 237;
$SYS_recvmsg = 4177;
$FS_IOC_GETFLAGS = 0x40046601;
$FS_IOC_SETFLAGS = 0x80046602;
+ $SIGNUM{WINCH} = 20;
} else {
# as a last resort, try using the *.ph files which may not
# exist or may be wrong
local $SIG{HUP} = sub { $hit->{HUP}->{normal}++ };
local $SIG{TERM} = sub { $hit->{TERM}->{normal}++ };
local $SIG{INT} = sub { $hit->{INT}->{normal}++ };
- for my $s (qw(HUP TERM INT)) {
+ local $SIG{WINCH} = sub { $hit->{WINCH}->{normal}++ };
+ for my $s (qw(HUP TERM INT WINCH)) {
$sig->{$s} = sub { $hit->{$s}->{sigfd}++ };
}
my $sigfd = PublicInbox::Sigfd->new($sig, 0);
ok($sigfd, 'Sigfd->new works');
kill('HUP', $$) or die "kill $!";
kill('INT', $$) or die "kill $!";
+ kill('WINCH', $$) or die "kill $!";
my $fd = fileno($sigfd->{sock});
ok($fd >= 0, 'fileno(Sigfd->{sock}) works');
my $rvec = '';
PublicInbox::DS->Reset;
is($hit->{TERM}->{sigfd}, 1, 'TERM sigfd fired in event loop');
is($hit->{HUP}->{sigfd}, 3, 'HUP sigfd fired in event loop');
+ is($hit->{WINCH}->{sigfd}, 1, 'WINCH sigfd fired in event loop');
} else {
skip('signalfd disabled?', 10);
}