fs: include available space in percent, requested by Jon

Format string and key example: "${/home avail_p}"

1 files changed, 3 insertions, 1 deletions

diff --git a/fs.lua b/fs.lua
index f26038a..27934c4 100644
--- a/fs.lua
+++ b/fs.lua
@@ -38,7 +38,9 @@ local function worker(format, nfs)
             helpers.uformat(fs_info, m .. " size",  s, unit)
             helpers.uformat(fs_info, m .. " used",  u, unit)
             helpers.uformat(fs_info, m .. " avail", a, unit)
-            fs_info["{" .. m .. " used_p}"] = tonumber(p)
+
+            fs_info["{" .. m .. " used_p}"]  = tonumber(p)
+            fs_info["{" .. m .. " avail_p}"] = 100 - tonumber(p)
         end
     end
     f:close()