Implement %speed for Ethernet on OpenBSD.

[i3/i3status] / src / print_cpu_usage.c

diff --git a/src/print_cpu_usage.c b/src/print_cpu_usage.c
index 7113eaebfe80fc9e1d1a4d815aa0d54497a7424a..ed17db343d2d5ff857d966a849d048d2b085bb2a 100644 (file)
--- a/src/print_cpu_usage.c
+++ b/src/print_cpu_usage.c
@@ -40,7 +40,7 @@ void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format) {
         curr_total = curr_user + curr_nice + curr_system + curr_idle;
         diff_idle  = curr_idle - prev_idle;
         diff_total = curr_total - prev_total;
-        diff_usage = (1000 * (diff_total - diff_idle)/diff_total + 5)/10;
+        diff_usage = (diff_total ? (1000 * (diff_total - diff_idle)/diff_total + 5)/10 : 0);
         prev_total = curr_total;
         prev_idle  = curr_idle;
 #elif defined(__FreeBSD__) || defined(__OpenBSD__)
@@ -71,7 +71,7 @@ void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format) {
         curr_total = curr_user + curr_nice + curr_system + curr_idle;
         diff_idle  = curr_idle - prev_idle;
         diff_total = curr_total - prev_total;
-        diff_usage = (1000 * (diff_total - diff_idle)/diff_total + 5)/10;
+        diff_usage = (diff_total ? (1000 * (diff_total - diff_idle)/diff_total + 5)/10 : 0);
         prev_total = curr_total;
         prev_idle  = curr_idle;
 #else
@@ -92,5 +92,6 @@ void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format) {
         OUTPUT_FULL_TEXT(buffer);
         return;
 error:
-        (void)fputs("Cannot read usage\n", stderr);
+        OUTPUT_FULL_TEXT("cant read cpu usage");
+        (void)fputs("i3status: Cannot read CPU usage\n", stderr);
 }