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authorPeter Drahoš <drahosp@gmail.com>2014-02-19 12:36:10 +0100
committerPeter Drahoš <drahosp@gmail.com>2014-02-19 12:36:10 +0100
commitf8a616eedabd607c13b4b78427d184c600a32665 (patch)
tree128ad33a2868e40ec984d6d098837d36edc9f3ac /share/lua/test/globals.lua
downloadlua-f8a616eedabd607c13b4b78427d184c600a32665.tar.gz
[luadist-git] add lua-5.1.5-Darwin-x86_64 [ci skip]5.1.5-Darwin-x86_64Darwin-x86_64
Diffstat (limited to 'share/lua/test/globals.lua')
-rw-r--r--share/lua/test/globals.lua13
1 files changed, 13 insertions, 0 deletions
diff --git a/share/lua/test/globals.lua b/share/lua/test/globals.lua
new file mode 100644
index 0000000..d4c20e1
--- /dev/null
+++ b/share/lua/test/globals.lua
@@ -0,0 +1,13 @@
+-- reads luac listings and reports global variable usage
+-- lines where a global is written to are marked with "*"
+-- typical usage: luac -p -l file.lua | lua globals.lua | sort | lua table.lua
+
+while 1 do
+ local s=io.read()
+ if s==nil then break end
+ local ok,_,l,op,g=string.find(s,"%[%-?(%d*)%]%s*([GS])ETGLOBAL.-;%s+(.*)$")
+ if ok then
+ if op=="S" then op="*" else op="" end
+ io.write(g,"\t",l,op,"\n")
+ end
+end