lua: reap the zombie after io.popen()

Close martanne#655
microamp · Jan 26, 2018 · 45f5446 · 45f5446
1 parent 5879337
commit 45f5446
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lua/plugins/filetype.lua b/lua/plugins/filetype.lua
@@ -459,6 +459,7 @@ vis.events.subscribe(vis.events.WIN_OPEN, function(win)
 		local file = io.popen(string.format("file -bL --mime-type -- '%s'", name:gsub("'", "'\\''")))
 		if file then
 			local mime = file:read('*all')
+			file:close()
 			if mime then
 				mime = mime:gsub('%s*$', '')
 			end