libusbmuxd: Add function to allow dis-/enabling inotify support (Linux only)

2 files changed, 22 insertions, 0 deletions

diff --git a/libusbmuxd/libusbmuxd.c b/libusbmuxd/libusbmuxd.c
index 6417543..956dd90 100644
--- a/libusbmuxd/libusbmuxd.c
+++ b/libusbmuxd/libusbmuxd.c
@@ -417,12 +417,18 @@ static int usbmuxd_listen_poll()
 }
 
 #ifdef HAVE_INOTIFY
+static int use_inotify = 1;
+
 static int usbmuxd_listen_inotify()
 {
         int inot_fd;
         int watch_d;
         int sfd;
 
+        if (!use_inotify) {
+                return -2;
+        }
+
         sfd = connect_usbmuxd_socket();
         if (sfd >= 0)
                 return sfd;
@@ -943,6 +949,14 @@ int usbmuxd_recv(int sfd, char *data, uint32_t len, uint32_t *recv_bytes)
         return usbmuxd_recv_timeout(sfd, data, len, recv_bytes, 5000);
 }
 
+void libusbmuxd_set_use_inotify(int set)
+{
+#ifdef HAVE_INOTIFY
+        use_inotify = set;
+#endif
+        return;
+}
+
 void libusbmuxd_set_debug_level(int level)
 {
         libusbmuxd_debug = level;
diff --git a/libusbmuxd/usbmuxd.h b/libusbmuxd/usbmuxd.h
index d0dccef..0f7b862 100644
--- a/libusbmuxd/usbmuxd.h
+++ b/libusbmuxd/usbmuxd.h
@@ -174,6 +174,14 @@ int usbmuxd_recv_timeout(int sfd, char *data, uint32_t len, uint32_t *recv_bytes
  */
 int usbmuxd_recv(int sfd, char *data, uint32_t len, uint32_t *recv_bytes);
 
+/**
+ * Enable or disable the use of inotify extension. Enabled by default.
+ * Use 0 to disable and 1 to enable inotify support.
+ * This only has an effect on linux systems if inotify support has been built
+ * in. Otherwise and on all other platforms this function has no effect.
+ */
+void libusbmuxd_set_use_inotify(int set);
+
 void libusbmuxd_set_debug_level(int level);
 
 #ifdef __cplusplus