Add colorized output for load avg

[i3/i3status] / src / print_load.c

diff --git a/src/print_load.c b/src/print_load.c
index 52814729b020985a4fd771aa30c4e6f970f1f5cd..4e026cc854db3e7c4a6bb3dd0e2f86f0c2e43e20 100644 (file)
--- a/src/print_load.c
+++ b/src/print_load.c
@@ -6,13 +6,14 @@
 #include <yajl/yajl_gen.h>
 #include <yajl/yajl_version.h>
 
-void print_load(yajl_gen json_gen, char *buffer, const char *format) {
+void print_load(yajl_gen json_gen, char *buffer, const char *format, const int max_threshold) {
         char *outwalk = buffer;
         /* Get load */
 
 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(linux) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__) || defined(sun) || defined(__DragonFly__)
         double loadavg[3];
         const char *walk;
+        bool colorful_output = false;
 
         if (getloadavg(loadavg, 3) == -1)
                 goto error;
@@ -22,6 +23,10 @@ void print_load(yajl_gen json_gen, char *buffer, const char *format) {
                         *(outwalk++) = *walk;
                         continue;
                 }
+                if (loadavg[0] >= max_threshold) {
+                        START_COLOR("color_bad");
+                        colorful_output = true;
+                }
 
                 if (BEGINS_WITH(walk+1, "1min")) {
                         outwalk += sprintf(outwalk, "%1.2f", loadavg[0]);
@@ -37,6 +42,8 @@ void print_load(yajl_gen json_gen, char *buffer, const char *format) {
                         outwalk += sprintf(outwalk, "%1.2f", loadavg[2]);
                         walk += strlen("15min");
                 }
+                if (colorful_output)
+                        END_COLOR;
         }
 
         *outwalk = '\0';