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inline | side by side (from parent 1:
13d1170)
Signed-off-by: Kay Sievers <kay.sievers@suse.de>
void udev_rules_close(struct udev_rules *rules)
{
void udev_rules_close(struct udev_rules *rules)
{
- if (rules->mapped)
- file_unmap(rules->buf, rules->bufsize);
- else
- free(rules->buf);
-
- rules->buf = NULL;
+ if (rules->buf) {
+ if (rules->mapped) {
+ rules->mapped = 0;
+ file_unmap(rules->buf, rules->bufsize);
+ } else
+ free(rules->buf);
+ rules->buf = NULL;
+ }
static volatile int sigchilds_waiting;
static volatile int run_msg_q;
static volatile int sig_flag;
static volatile int sigchilds_waiting;
static volatile int run_msg_q;
static volatile int sig_flag;
+static volatile int udev_exit;
static int init_phase = 1;
static int run_exec_q;
static int stop_exec_q;
static int init_phase = 1;
static int run_exec_q;
static int stop_exec_q;
switch (signum) {
case SIGINT:
case SIGTERM:
switch (signum) {
case SIGINT:
case SIGTERM:
break;
case SIGALRM:
/* set flag, then write to pipe if needed */
run_msg_q = 1;
break;
case SIGALRM:
/* set flag, then write to pipe if needed */
run_msg_q = 1;
break;
case SIGCHLD:
/* set flag, then write to pipe if needed */
sigchilds_waiting = 1;
break;
case SIGCHLD:
/* set flag, then write to pipe if needed */
sigchilds_waiting = 1;
-do_write:
- /* if pipe is empty, write to pipe to force select to return
- * immediately when it gets called
+ /* if pipe is empty, write to pipe to force select to return,
+ * which will wakeup our mainloop
*/
if (!sig_flag) {
rc = write(pipefds[1],&signum,sizeof(signum));
*/
if (!sig_flag) {
rc = write(pipefds[1],&signum,sizeof(signum));
chdir("/");
umask(umask(077) | 022);
chdir("/");
umask(umask(077) | 022);
- /*set a reasonable scheduling priority for the daemon */
+ /* set a reasonable scheduling priority for the daemon */
setpriority(PRIO_PROCESS, 0, UDEVD_PRIORITY);
/* Set fds to dev/null */
setpriority(PRIO_PROCESS, 0, UDEVD_PRIORITY);
/* Set fds to dev/null */
sigaction(SIGTERM, &act, NULL);
sigaction(SIGALRM, &act, NULL);
sigaction(SIGCHLD, &act, NULL);
sigaction(SIGTERM, &act, NULL);
sigaction(SIGALRM, &act, NULL);
sigaction(SIGCHLD, &act, NULL);
+ sigaction(SIGHUP, &act, NULL);
if (init_uevent_netlink_sock() < 0) {
dbg("uevent socket not available");
if (init_uevent_netlink_sock() < 0) {
dbg("uevent socket not available");
FD_ZERO(&readfds);
FD_SET(udevd_sock, &readfds);
FD_ZERO(&readfds);
FD_SET(udevd_sock, &readfds);
- if (uevent_netlink_sock != -1)
+ if (uevent_netlink_sock > 0)
FD_SET(uevent_netlink_sock, &readfds);
FD_SET(pipefds[0], &readfds);
maxsockplus = udevd_sock+1;
FD_SET(uevent_netlink_sock, &readfds);
FD_SET(pipefds[0], &readfds);
maxsockplus = udevd_sock+1;
struct uevent_msg *msg;
fd_set workreadfds = readfds;
struct uevent_msg *msg;
fd_set workreadfds = readfds;
+ /* get user socket message */
if (FD_ISSET(udevd_sock, &workreadfds)) {
msg = get_udevd_msg();
if (msg) {
if (FD_ISSET(udevd_sock, &workreadfds)) {
msg = get_udevd_msg();
if (msg) {
+ /* get kernel netlink message */
if (FD_ISSET(uevent_netlink_sock, &workreadfds)) {
msg = get_netlink_msg();
if (msg) {
if (FD_ISSET(uevent_netlink_sock, &workreadfds)) {
msg = get_netlink_msg();
if (msg) {
+ /* received a signal, clear our notification pipe */
if (FD_ISSET(pipefds[0], &workreadfds))
user_sighandler();
if (FD_ISSET(pipefds[0], &workreadfds))
user_sighandler();
+ /* forked child have returned */
if (sigchilds_waiting) {
sigchilds_waiting = 0;
reap_sigchilds();
if (sigchilds_waiting) {
sigchilds_waiting = 0;
reap_sigchilds();
+ if (udevd_sock > 0)
+ close(udevd_sock);
+
+ if (uevent_netlink_sock > 0)
+ close(uevent_netlink_sock);
+