Implement support for memory-usage on Linux

1 files changed, 23 insertions, 0 deletions

diff --git a/i3status.c b/i3status.c
index 5088c96..6232808 100644
--- a/i3status.c
+++ b/i3status.c
@@ -421,6 +421,22 @@ int main(int argc, char *argv[]) {
         CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
         CFG_END()};
 
+    cfg_opt_t memory_opts[] = {
+        CFG_STR("format", "%used %free %available", CFGF_NONE),
+        CFG_STR("degraded_format_below_threshold", NULL, CFGF_NONE),
+        CFG_STR("degraded_threshold_type", "percentage_avail", CFGF_NONE),
+        CFG_FLOAT("degraded_low_threshold", 0, CFGF_NONE),
+        CFG_STR("critical_format_below_threshold", NULL, CFGF_NONE),
+        CFG_STR("critical_threshold_type", "percentage_avail", CFGF_NONE),
+        CFG_FLOAT("critical_low_threshold", 0, CFGF_NONE),
+        CFG_BOOL("use_available_memory", true, CFGF_NONE),
+        CFG_CUSTOM_ALIGN_OPT,
+        CFG_CUSTOM_COLOR_OPTS,
+        CFG_CUSTOM_MIN_WIDTH_OPT,
+        CFG_CUSTOM_SEPARATOR_OPT,
+        CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
+        CFG_END()};
+
     cfg_opt_t usage_opts[] = {
         CFG_STR("format", "%usage", CFGF_NONE),
         CFG_STR("format_above_threshold", NULL, CFGF_NONE),
@@ -490,6 +506,7 @@ int main(int argc, char *argv[]) {
         CFG_SEC("tztime", tztime_opts, CFGF_TITLE | CFGF_MULTI),
         CFG_SEC("ddate", ddate_opts, CFGF_NONE),
         CFG_SEC("load", load_opts, CFGF_NONE),
+        CFG_SEC("memory", memory_opts, CFGF_NONE),
         CFG_SEC("cpu_usage", usage_opts, CFGF_NONE),
         CFG_END()};
 
@@ -724,6 +741,12 @@ int main(int argc, char *argv[]) {
                 SEC_CLOSE_MAP;
             }
 
+            CASE_SEC("memory") {
+                SEC_OPEN_MAP("memory");
+                print_memory(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getstr(sec, "degraded_format_below_threshold"), cfg_getstr(sec, "degraded_threshold_type"), cfg_getfloat(sec, "degraded_low_threshold"), cfg_getstr(sec, "critical_format_below_threshold"), cfg_getstr(sec, "critical_threshold_type"), cfg_getfloat(sec, "critical_low_threshold"), cfg_getbool(sec, "use_available_memory"));
+                SEC_CLOSE_MAP;
+            }
+
             CASE_SEC("time") {
                 SEC_OPEN_MAP("time");
                 print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, NULL, tv.tv_sec);