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module(..., package.seeall)
function split(str)
local t = {}
local e
if (str == nil) then
return nil
end
for e in string.gmatch(str, "%S+") do
t[#t + 1] = string.gsub(e, ":.*", "")
end
return t
end
function split_apkbuild(line)
local r = {}
local dir,pkgname, pkgver, pkgrel, arch, depends, makedepends, subpackages, source = string.match(line, "([^|]*)|([^|]*)|([^|]*)|([^|]*)|([^|]*)|([^|]*)|([^|]*)|([^|]*)")
r.dir = dir
r.pkgname = pkgname
r.pkgver = pkgver
r.pkgrel = pkgrel
r.depends = split(depends)
r.makedepends = split(makedepends)
r.subpackages = split(subpackages)
r.source = split(source)
return r
end
-- parse the APKBUILDs and return an iterator
function parse_apkbuilds(dirs)
local i,v, p
local str=""
if dirs == nil then
return nil
end
--expand repos
for i,v in ipairs(dirs) do
str = str..v.."/*/APKBUILD "
end
local p = io.popen([[
for i in ]]..str..[[; do
pkgname=
pkgver=
pkgrel=
arch=
depends=
makedepends=
subpackages=
source=
dir="${i%/APKBUILD}"
cd "$dir"
. ./APKBUILD
echo $dir\|$pkgname\|$pkgver\|$pkgrel\|$arch\|$depends\|$makedepends\|$subpackages\|$source
done
]])
return function()
local line = p:read("*line")
if line == nil then
p:close()
return nil
end
return split_apkbuild(line)
end
end
function target_packages(pkgdb, pkgname)
local i,v
local t = {}
for i,v in ipairs(pkgdb[pkgname]) do
table.insert(t, pkgname.."-"..v.pkgver.."-r"..v.pkgrel..".apk")
end
return t
end
function init_apkdb(repodirs)
local pkgdb = {}
local revdeps = {}
local a
for a in parse_apkbuilds(repodirs) do
-- io.write(a.pkgname.." "..a.pkgver.."\t"..a.dir.."\n")
if pkgdb[a.pkgname] == nil then
pkgdb[a.pkgname] = {}
end
table.insert(pkgdb[a.pkgname], a)
-- add subpackages to package db
local k,v
for k,v in pairs(a.subpackages) do
if pkgdb[v] == nil then
pkgdb[v] = {}
end
table.insert(pkgdb[v], a)
end
-- add to reverse dependencies
for k,v in pairs(a.makedepends) do
if revdeps[v] == nil then
revdeps[v] = {}
end
table.insert(revdeps[v], a)
end
end
return pkgdb, revdeps
end
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