From f065d7884d353c3545535850e4e8bdf8e10025ca Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 6 Dec 2018 00:32:34 +0800
Subject: =?UTF-8?q?*=E5=88=9D=E5=A7=8B=E5=8C=96?=
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---
 libs/lua-5.1.5/test/trace-calls.lua | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 libs/lua-5.1.5/test/trace-calls.lua

(limited to 'libs/lua-5.1.5/test/trace-calls.lua')

diff --git a/libs/lua-5.1.5/test/trace-calls.lua b/libs/lua-5.1.5/test/trace-calls.lua
new file mode 100644
index 0000000..6d7a7b3
--- /dev/null
+++ b/libs/lua-5.1.5/test/trace-calls.lua
@@ -0,0 +1,32 @@
+-- trace calls
+-- example: lua -ltrace-calls bisect.lua
+
+local level=0
+
+local function hook(event)
+ local t=debug.getinfo(3)
+ io.write(level," >>> ",string.rep(" ",level))
+ if t~=nil and t.currentline>=0 then io.write(t.short_src,":",t.currentline," ") end
+ t=debug.getinfo(2)
+ if event=="call" then
+  level=level+1
+ else
+  level=level-1 if level<0 then level=0 end
+ end
+ if t.what=="main" then
+  if event=="call" then
+   io.write("begin ",t.short_src)
+  else
+   io.write("end ",t.short_src)
+  end
+ elseif t.what=="Lua" then
+-- table.foreach(t,print)
+  io.write(event," ",t.name or "(Lua)"," <",t.linedefined,":",t.short_src,">")
+ else
+ io.write(event," ",t.name or "(C)"," [",t.what,"] ")
+ end
+ io.write("\n")
+end
+
+debug.sethook(hook,"cr")
+level=0
-- 
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