cam: Add event loop

Add a simple event loop to the cam application and use it in the main()
function, with an example of how to handle SIGINT to gracefully stop the
loop.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/cam/meson.build b/src/cam/meson.build
index e45e5391..cc647523 100644
--- a/src/cam/meson.build
+++ b/src/cam/meson.build
@@ -1,4 +1,5 @@
 cam_sources = files([
+    'event_loop.cpp',
     'main.cpp',
     'options.cpp',
 ])