Sorry for the late reply. It appears that mail got lost in some server and I had to manually retrieve it.
Am Montag, den 29.03.2021, 21:26 +0200 schrieb Maxime Devos: > On Mon, 2021-03-29 at 17:37 +0200, Leo Prikler wrote: > > The current socket address constructors all assume, that there are > > no > > null bytes in the socket path. This assumption does not hold in > > Linux, > > which uses an initial null byte to demarcate abstract sockets and > > ignores all further null bytes [1]. > > > > [1] https://www.man7.org/linux/man-pages/man7/unix.7.html > > > > This is necessary to connect to dbus (I forgot the proper > capitalisation) > in some set-ups. I tried implementing this at some point, but Guile > crashed and I gave up. > > Thank you for looking into this! One comment below. > > > [...] > > diff --git a/test-suite/tests/00-socket.test b/test-suite/tests/00- > > socket.test > > index 027bd8519..5196b4b7d 100644 > > --- a/test-suite/tests/00-socket.test > > +++ b/test-suite/tests/00-socket.test > > @@ -128,10 +128,15 @@ > > (= (sockaddr:flowinfo sa*) 1))))) > > > > (if (defined? 'AF_UNIX) > > - (pass-if "AF_UNIX" > > - (let ((sa (make-socket-address AF_UNIX "/tmp/unix-socket"))) > > - (and (= (sockaddr:fam sa) AF_UNIX) > > - (string=? (sockaddr:path sa) "/tmp/unix-socket")))))) > > + (begin > > + (pass-if "AF_UNIX" > > + (let ((sa (make-socket-address AF_UNIX "/tmp/unix-socket"))) > > + (and (= (sockaddr:fam sa) AF_UNIX) > > + (string=? (sockaddr:path sa) "/tmp/unix-socket")))) > > + (pass-if "AF_UNIX abstract" > > + (let ((sa (make-socket-address AF_UNIX > > "\x00/tmp/abstract-socket"))) > > + (and (= (sockaddr:fam sa) AF_UNIX) > > + (string=? (sockaddr:path sa) "\x00/tmp/abstract- > > socket"))))))) > > Shouldn't this code use $TMPDIR or some variable like that? Those "/tmp"s already exist within Guile source, so meh. I don't think there's a difference with abstract sockets, since they don't exist in the filesystem anyway. Regards, Leo