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-rw-r--r--src/libusbmuxd.c49
1 files changed, 47 insertions, 2 deletions
diff --git a/src/libusbmuxd.c b/src/libusbmuxd.c
index 40eefea..4553d90 100644
--- a/src/libusbmuxd.c
+++ b/src/libusbmuxd.c
@@ -73,10 +73,12 @@ extern int _NSGetExecutablePath(char* buf, uint32_t* bufsize);
#ifdef HAVE_INOTIFY
#include <sys/inotify.h>
+#include <sys/select.h>
#define EVENT_SIZE (sizeof (struct inotify_event))
#define EVENT_BUF_LEN (1024 * (EVENT_SIZE + 16))
#define USBMUXD_DIRNAME "/var/run"
#define USBMUXD_SOCKET_NAME "usbmuxd"
+static int use_inotify = 1;
#endif /* HAVE_INOTIFY */
#ifndef HAVE_STPNCPY
@@ -193,6 +195,9 @@ static int connect_usbmuxd_socket()
}
if (connect_addr && *connect_addr != '\0') {
int res = socket_connect(connect_addr, port);
+#ifdef HAVE_INOTIFY
+ use_inotify = 0;
+#endif
free(connect_addr);
return res;
}
@@ -858,7 +863,30 @@ static int usbmuxd_listen_poll()
}
#ifdef HAVE_INOTIFY
-static int use_inotify = 1;
+#ifndef HAVE_PSELECT
+static int pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, const struct timespec *timeout, const sigset_t *sigmask)
+{
+ int ready;
+ struct timeval tv;
+ struct timeval *p_timeout;
+ sigset_t origmask;
+
+ if (timeout) {
+ tv.tv_sec = timeout->tv_sec;
+ tv.tv_usec = timeout->tv_nsec / 1000;
+ p_timeout = &tv;
+ } else {
+ p_timeout = NULL;
+ }
+
+ pthread_sigmask(SIG_SETMASK, sigmask, &origmask);
+ ready = select(nfds, readfds, writefds, exceptfds, p_timeout);
+ pthread_sigmask(SIG_SETMASK, &origmask, NULL);
+
+ return ready;
+}
+#endif
+
static int usbmuxd_listen_inotify()
{
int inot_fd;
@@ -889,6 +917,18 @@ static int usbmuxd_listen_inotify()
}
while (1) {
+ fd_set rfds;
+ struct timespec tv = {1, 0};
+
+ FD_ZERO(&rfds);
+ FD_SET(inot_fd, &rfds);
+ int r = pselect(inot_fd+1, &rfds, NULL, NULL, &tv, NULL);
+ if (r < 0) {
+ break;
+ } else if (r == 0) {
+ continue;
+ }
+
ssize_t len, i;
char buff[EVENT_BUF_LEN] = {0};
@@ -946,7 +986,9 @@ retry:
#endif
if (sfd < 0) {
- LIBUSBMUXD_DEBUG(1, "%s: ERROR: usbmuxd was supposed to be running here...\n", __func__);
+ if (!cancelling) {
+ LIBUSBMUXD_DEBUG(1, "%s: ERROR: usbmuxd was supposed to be running here...\n", __func__);
+ }
return sfd;
}
@@ -1176,6 +1218,9 @@ USBMUXD_API int usbmuxd_events_unsubscribe(usbmuxd_subscription_context_t ctx)
if (thread_cancel(devmon) < 0) {
running = 0;
}
+#if defined(HAVE_INOTIFY) && !defined(HAVE_PTHREAD_CANCEL)
+ pthread_kill(devmon, SIGINT);
+#endif
res = thread_join(devmon);
thread_free(devmon);
devmon = THREAD_T_NULL;