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-- Copyright (C) 2007-2014 by Ubaldo Porcheddu <ubaldo@eja.it>
-- from eja.c
-- function ejaFileStat(p) end
-- function ejaDirList(d) end
-- function ejaDirCreate(d) end
function ejaFileCheck(f)
if ejaFileStat(f) then
return true
else
return false
end
end
function ejaFileRead(f)
local x=io.open(f,'r')
local data=''
if x then
data=x:read('*a')
x:close()
return data
else
return false
end
end
function ejaFileWrite(f,data)
local x=io.open(f,'w')
if not data then data='' end
if x then
x:write(data)
x:close()
return true
else
return false
end
end
function ejaFileAppend(f,data)
local x=io.open(f,'a')
if x then
x:write(data or '')
return x:close()
else
return false
end
end
function ejaFileSize(f)
local fd=io.open(f,'r')
if fd and fd:read(1) then
size=fd:seek('end')
fd:close()
return size
else
return -1
end
end
function ejaFileCopy(fileIn,fileOut)
ejaExecute('cp "'..fileIn..'" "'..fileOut..'"')
end
function ejaFileRemove(f)
ejaExecute('rm -f "'..f..'"')
end
function ejaFileMove(old, new)
ejaExecute('mv "'..old..'" "'..new..'"')
end
function ejaFileLoad(f)
local ejaScriptRun=assert(loadfile(f))
if ejaScriptRun then ejaScriptRun() end
end
function ejaDirListSort(d) --sort alphabetically
local t=ejaDirList(d)
if type(t) == 'table' then
table.sort(t)
return t
else
return false
end
end
function ejaDirTable(d) --return list as array
local t=ejaDirList(d)
local tt={}
if t then
for k,v in next,t do
if not v:match('^%.$') and not v:match('^%.%.$') then
tt[#tt+1]=v
end
end
end
return tt
end
function ejaDirTableSort(d)
local t=ejaDirTable(d)
table.sort(t)
return t
end
function ejaDirListSafe(d) --no hidden files
local t=ejaDirList(d)
local tt={}
if t then
for k,v in next,t do
if v:match('^[^.]') then
tt[#tt+1]=v
end
end
return tt
else
return false
end
end
function ejaDirCreatePath(p)
local path=''
local r=false
if not p:match('^/') then path='.' end
for k in p:gmatch('[^/]+') do
path=path..'/'..k
if not ejaFileStat(path) then
r=ejaDirCreate(path)
end
end
return r
end
function ejaDirTree(path)
local out=''
for k,v in next,ejaDirTable(path) do
local x=ejaFileStat(path..'/'..v)
if x then
out=out..ejaSprintf('%10s %06o %s %s\n',x.mtime,x.mode,x.size,path..'/'..v)
if ejaSprintf('%o',x.mode):sub(-5,1)=='4' then out=out..ejaDirTree(path..'/'..v) end
end
end
return out
end
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