Fix ticket #33832

[luatex-ja/luatexja.git] / src / ltj-debug.lua

diff --git a/src/ltj-debug.lua b/src/ltj-debug.lua
index d4a084a..c9704c1 100644 (file)
--- a/src/ltj-debug.lua
+++ b/src/ltj-debug.lua
@@ -88,6 +88,7 @@ ltjdbg.pformat = pformat
 -------------------- 所要時間合計
 require("socket")
 do
+   local max = math.max
    local gettime = socket.gettime
    local time_stat = {}
    local function start_time_measure(n)
@@ -100,12 +101,19 @@ do
    end
    local function stop_time_measure(n)
       local t = time_stat[n]
-      t[2] = t[2] + gettime()
+      t[2] = max(t[2] + gettime(), 0)
    end
 
    local function print_measure()
+      local temp = {}
       for i,v in pairs(time_stat) do
-        print (i, tostring(v[1]) .. ' times', tostring(v[2]) .. ' sec.')
+        temp[#temp+1] = { i, v[1], v[2], v[2]/v[1] }
+      end
+      table.sort(temp, function (a,b) return (a[4]>b[4]) end)
+      print()
+      print('desc', 'ave. (us)', 'times', 'total (ms)')
+      for _,v in ipairs(temp) do
+        print ((v[1] .. '                '):sub(1,16), 1000000*v[4], v[2], 1000*v[3])
       end
    end
    if luatexja.base then