From 8ba73b98bb5f5ab8103c71875399a6c73cfc827d Mon Sep 17 00:00:00 2001
From: Tobias Klauser <tklauser@distanz.ch>
Date: Mon, 17 Sep 2007 17:49:01 +0200
Subject: Initial import

---
 statusbar.c | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 statusbar.c

diff --git a/statusbar.c b/statusbar.c
new file mode 100644
index 0000000..5f36935
--- /dev/null
+++ b/statusbar.c
@@ -0,0 +1,85 @@
+/*
+ * Fast and easy way to gather the necessary information for dwm status bar
+ *
+ * Compile with gcc -Wall -lacpi -lcpufreq -o statusbar statusbar.c
+ *
+ * Copyright (c) 2007 T. Klauser <tklauser@distanz.ch>
+ */
+
+#define _GNU_SOURCE
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <libacpi.h>
+#include <cpufreq.h>
+
+#define DATE_STR "%a %Y-%m-%d %H:%M:%S"
+
+int main(int argc, char **argv)
+{
+	time_t today;
+	struct tm tim;
+	char str[25];
+	unsigned long freq, tmp_freq;
+	double load[3];
+	global_t g;
+
+	if (check_acpi_support() == NOT_SUPPORTED)
+		return -1;
+	if (!(init_acpi_batt(&g) == SUCCESS))
+		return -1;
+	if (!(init_acpi_thermal(&g) == SUCCESS))
+		return -1;
+
+	/* 1) Date */
+	time(&today);
+	tim = *localtime(&today);
+	strftime(str, 25, DATE_STR, &tim);
+	str[25] = '\0';
+	printf("%s | ", str);
+
+	/* 2) Battery percentage (only the first battery matters for now) */
+	read_acpi_batt(0);
+	if (batteries[0].present)
+		printf("%d%% | ", batteries[0].percentage);
+
+	/* 3) Temperature */
+	printf("%d C | ", g.temperature);
+
+	/* 4) Current CPU frequency */
+	freq = cpufreq_get_freq_kernel(0);
+	if (!freq)
+		return -1;
+
+	/* Taken from cpufrequtils */
+	if (freq > 1000000) {
+		tmp_freq = freq % 10000;
+		if (tmp_freq >= 5000)
+			freq += 10000;
+		printf("%u.%02u G", ((unsigned int) freq / 1000000),
+				((unsigned int) (freq % 1000000) / 10000));
+	} else if (freq > 100000) {
+		tmp_freq = freq % 1000;
+		if (tmp_freq >= 500)
+			freq += 1000;
+		printf("%u M", ((unsigned int) freq / 1000));
+	} else if (freq > 1000) {
+		tmp_freq = freq % 100;
+		if (tmp_freq >= 50)
+			freq += 100;
+		printf("%u.%01u M", ((unsigned int) freq / 1000),
+				((unsigned int) (freq % 1000) / 100));
+	} else
+		printf("%lu k", freq);
+
+	printf("Hz | ");
+
+	/* 5) Load average */
+	if (getloadavg(load, 3) < 0)
+		return -1;
+	printf("%.02f %.02f %.02f\n", load[0], load[1], load[2]);
+
+	return 0;
+}
+
-- 
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