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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/xd.lua
downloadlua-Darwin-x86_64.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/xd.lua')
-rw-r--r--share/lua/test/xd.lua14
1 files changed, 14 insertions, 0 deletions
diff --git a/share/lua/test/xd.lua b/share/lua/test/xd.lua
new file mode 100644
index 0000000..ebc3eff
--- /dev/null
+++ b/share/lua/test/xd.lua
@@ -0,0 +1,14 @@
+-- hex dump
+-- usage: lua xd.lua < file
+
+local offset=0
+while true do
+ local s=io.read(16)
+ if s==nil then return end
+ io.write(string.format("%08X ",offset))
+ string.gsub(s,"(.)",
+ function (c) io.write(string.format("%02X ",string.byte(c))) end)
+ io.write(string.rep(" ",3*(16-string.len(s))))
+ io.write(" ",string.gsub(s,"%c","."),"\n")
+ offset=offset+16
+end