Add disk usage.

1 files changed, 15 insertions, 0 deletions

diff --git a/statusbar.c b/statusbar.c
index 42406a0..08c0c86 100644
--- a/statusbar.c
+++ b/statusbar.c
@@ -4,6 +4,7 @@
 #include <string.h>
 #include <stdarg.h>
 #include <time.h>
+#include <sys/statvfs.h>
 #include <X11/Xlib.h>
 
 #define INTERVAL	2
@@ -151,6 +152,19 @@ static void status_mem(void)
 }
 
 
+static void status_disk(void)
+{
+	struct statvfs st;
+	double used;
+
+	if (statvfs("/", &st) == -1)
+		return;
+
+	used = (st.f_blocks - st.f_bfree) * 100.0 / st.f_blocks;
+	add_status("Disk %s%.f%s%%", used >= 90 ? HOT : COOL, used, NORMAL);
+}
+
+
 static void status_net(void)
 {
 	FILE *fp;
@@ -258,6 +272,7 @@ int main()
 
 		status_cpu();
 		status_mem();
+		status_disk();
 		status_net();
 		status_bat();
 		status_wifi();