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Optimized uvl.validation

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This commit is contained in:
Steven Barth 2008-09-09 15:39:30 +00:00
parent c939a799ce
commit 1bfd6b667b
1 changed files with 11 additions and 9 deletions
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20
libs/uvl/luasrc/uvl/validation.lua
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@ -14,26 +14,28 @@ $Id$
]]--
module( "luci.uvl.validation", package.seeall )
local os = require "os"
local fs = require "luci.fs"
local sys = require "luci.sys"
local ERR = require "luci.uvl.errors"
require("luci.fs")
require("luci.sys")
local ipairs, unpack, type, tostring = ipairs, unpack, type, tostring
local ERR = luci.uvl.errors
module "luci.uvl.validation"
function _exec( bin, args )
local cmd, output = "", nil
for _, v in ipairs({ bin, unpack(args) }) do
cmd = cmd .. string.format("%q ",v):gsub("([%$`])","\\%1")
cmd = cmd .. ("%q " % v):gsub("([%$`])","\\%1")
end
local tmpfile = "/tmp/uvl" .. luci.sys.uniqueid(8)
local tmpfile = "/tmp/uvl" .. sys.uniqueid(8)
local retval = os.execute( cmd .. " 1>" .. tmpfile .. " 2>" .. tmpfile )
if luci.fs.access(tmpfile) then
output = luci.fs.readfile(tmpfile)
luci.fs.unlink(tmpfile)
if fs.access(tmpfile) then
output = fs.readfile(tmpfile)
fs.unlink(tmpfile)
end
return retval, output