From eb51ef01a4bd8bd7bea61a0a5fd524f66cf276cd Mon Sep 17 00:00:00 2001
From: Tommaso Negri <me@tommasongr.com>
Date: Tue, 11 Aug 2026 18:19:02 +0200
Subject: add additional daemons

---
 daemons/batteryd.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 daemons/batteryd.c

(limited to 'daemons/batteryd.c')

diff --git a/daemons/batteryd.c b/daemons/batteryd.c
new file mode 100644
index 0000000..48e21b3
--- /dev/null
+++ b/daemons/batteryd.c
@@ -0,0 +1,45 @@
+// batteryd — battery daemon for bar
+//
+// Uses IOKit to listen for power source changes (battery level, charging
+// state, AC plug/unplug) and posts a Darwin notification.
+//
+// Compile:
+//   cc -o bar-batteryd daemons/batteryd.c \
+//       -framework IOKit -framework CoreFoundation
+
+#include <IOKit/ps/IOPowerSources.h>
+#include <IOKit/ps/IOPSKeys.h>
+#include <notify.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static volatile int keep_running = 1;
+
+static void handle_signal(int sig) {
+	(void)sig;
+	keep_running = 0;
+}
+
+static void power_source_changed(void *context) {
+	(void)context;
+	notify_post("bar.touch.<block-name>");
+}
+
+int main(void) {
+	signal(SIGINT, handle_signal);
+	signal(SIGTERM, handle_signal);
+
+	CFRunLoopSourceRef source = IOPSNotificationCreateRunLoopSource(power_source_changed, NULL);
+	if (source) {
+		CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
+		CFRelease(source);
+	}
+
+	while (keep_running) {
+		pause();
+	}
+
+	return 0;
+}
-- 
cgit v1.2.3