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Task Description
Xorg input devices would not work for me using core-arm/udev (version 167) on a cubox platform.
I upgraded to version 182 and the input devices worked fine. I had to patch udev to replace calls to accept4() with accept(). Pkgfile (based on core/udev) and patch appear below:
######## Pkgfile ############
# Description: Userspace device management daemon
# URL: http://www.kernel.org/pub/linux/utils/kernel/hotplug/udev.html # Maintainer: CRUX System Team, core-ports at crux dot nu
# Depends on: kmod
name=udev version=182
release=1
source=(ftp://ftp.kernel.org/pub/linux/utils/kernel/hotplug/$name-$version.tar.x
z \
pre-accept4-kernel.patch 81-crux.rules start_udev)
build() {
cd udev-$version
patch -p1 < $SRC/pre-accept4-kernel.patch
./configure --prefix=/usr \
--sbindir=/sbin --bindir=/sbin \
--sysconfdir=/etc \
--with-rootlibdir=/lib \
--with-rootprefix= \
--libexecdir=/lib \
--mandir=/usr/man \
--disable-introspection \
--disable-gudev \
--disable-udev_acl \ --disable-keymap \
--enable-static \
--enable-rule_generator
make
make install DESTDIR=$PKG
mkdir -p $PKG/lib/{firmware,udev/devices/{pts,shm}}
mkdir -p $PKG/{lib,sbin,run}
# Symlink to udevd
ln -s ../lib/udev/udevd $PKG/sbin/udevd
# Add CRUX items
install -m 0755 $SRC/start_udev $PKG/sbin
install -m 0644 $SRC/81-crux.rules $PKG/lib/udev/rules.d
# Remove junk
rm -r $PKG/usr/share/{gtk-,}doc
}
######### pre-accept4-kernel.patch ###########
diff -urN a/src/udev-ctrl.c b/src/udev-ctrl.c
— a/src/udev-ctrl.c 2011-10-09 17:10:32.000000000 -0600
+++ b/src/udev-ctrl.c 2011-10-25 15:11:09.000000000 -0600
@@ -15,6 +15,7 @@
#include <stddef.h>
#include <string.h>
#include <unistd.h>
+#include <fcntl.h>
#include <sys/types.h>
#include <sys/poll.h>
#include <sys/socket.h> @@ -182,6 +183,7 @@
struct ucred ucred;
socklen_t slen;
const int on = 1;
+ int flgs;
conn = calloc(1, sizeof(struct udev_ctrl_connection));
if (conn == NULL)
@@ -189,13 +191,19 @@
conn->refcount = 1;
conn->uctrl = uctrl;
- conn→sock = accept4(uctrl→sock, NULL, NULL, SOCK_CLOEXEC|SOCK_NONBLOCK);
+ conn→sock = accept4(uctrl→sock, NULL, NULL, SOCK_CLOEXEC|SOCK_NONBLOCK);
+ conn→sock = accept(uctrl→sock, NULL, NULL);
if (conn→sock < 0) {
if (errno != EINTR)
err(uctrl→udev, "unable to receive ctrl connection: %m\n");
goto err;
}
+ Since we don't have accept4
+ flgs = fcntl(conn→sock, F_GETFL, NULL); + if(flgs >= 0) fcntl(conn→sock, F_SETFL, flgs | O_NONBLOCK);
+ fcntl(conn→sock, F_SETFD, FD_CLOEXEC); +
/* check peer credential of connection */ slen = sizeof(ucred);
if (getsockopt(conn->sock, SOL_SOCKET, SO_PEERCRED, &ucred, &slen) < 0) {
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