1 files changed, 64 insertions, 0 deletions
diff --git a/globals.c b/globals.c
new file mode 100644
index 0000000..66c5bfb
--- /dev/null
+++ b/globals.c
@@ -0,0 +1,64 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <wayland-client.h>
+
+void plog(char *type, char *fmt, ...);
+static void
+registry_handle_global(void *data, struct wl_registry *registry,
+		       uint32_t name, const char *interface, uint32_t version);
+static void
+registry_handle_global_remove(void *data, struct wl_registry *registry,
+			      uint32_t name);
+
+static const struct wl_registry_listener
+registry_listener = {
+	.global = registry_handle_global,
+	.global_remove = registry_handle_global_remove,
+};
+
+static void
+registry_handle_global(void *data, struct wl_registry *registry,
+		       uint32_t name, const char *interface, uint32_t version)
+{
+	plog("info", "interface: %s, version: %d, name: %d", interface,
+			version, name);
+}
+
+static void
+registry_handle_global_remove(void *data, struct wl_registry *registry,
+			      uint32_t name)
+{
+	plog("info", "interface with name %d removed", name);
+}
+
+void plog(char *type, char *fmt, ...)
+{
+	va_list args;
+
+	va_start(args, fmt);
+	fprintf(stderr, "%s",type);
+	fprintf(stderr, ": ");
+	vfprintf(stderr, fmt, args);
+	putc('\n', stderr);
+	va_end(args);
+}
+
+int main(void)
+{
+	struct wl_display *display;
+	struct wl_registry *registry;
+
+	display = wl_display_connect(NULL);
+	if (!display) {
+		plog("eror", "Unable to connect to wayland display");
+		return 1;
+	}
+	plog("info", "Running wayland display");
+
+	registry = wl_display_get_registry(display);
+	wl_registry_add_listener(registry, &registry_listener, NULL);
+	wl_display_roundtrip(display);
+
+	wl_display_disconnect(display);
+	return 0;
+}