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local function execute(cmd)
if not os.execute(cmd) then
error('command failed: '..cmd)
end
end
local hash = 'rc ./scripts/hash.rc %s %s share/zoneinfo/%s %s'
local repo = arg[1]
local outdir = arg[2]
for i = 3, #arg do
execute(string.format('zic -d %s %s', outdir, arg[i]))
for line in io.lines(arg[i]) do
local target, name = line:match('^Link%s+(%g+)%s+(%g+)')
if target then
target = name:gsub('[^/]+', '..'):sub(1, -3)..target
execute(hash:format(repo, 120000, name, target))
else
name = line:match('^Zone%s+(%g+)')
if name then
execute(hash:format(repo, 100644, name, outdir..'/'..name))
end
end
end
end
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