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local M = {}
local abuild = require('aports.abuild')
local pkg = require('aports.pkg')
local function split_subpkgs(str, linguas, pkgname)
local t = {}
if not str then
return nil
end
for e in string.gmatch(str, "%S+") do
t[#t + 1] = string.gsub(e, ":.*", "")
end
for _, v in pairs(linguas) do
t[#t + 1] = ("%s-lang-%s"):format(pkgname, v)
end
return t
end
local function split_deps(str)
local t = {}
if not str then
return nil
end
for e in string.gmatch(str, "%S+") do
t[#t + 1] = string.gsub(e, "[=<>~].*", "")
end
return t
end
local function split(str)
local t = {}
if not str then
return nil
end
for e in string.gmatch(str, "%S+") do
t[#t + 1] = e
end
return t
end
local function split_key(str)
local t = {}
for _, key in pairs(split(str)) do
t[key] = true
end
return t
end
local function split_apkbuild(line)
if not line then
return nil
end
local dir, pkgname, pkgver, pkgrel, pkgdesc, arch, license, options, depends,
makedepends, checkdepends, subpackages, linguas, source, url =
string.match(line, string.rep("([^\\]*)", 14, "\\"))
linguas = split(linguas)
return {
dir = dir,
pkgname = pkgname,
pkgver = pkgver,
pkgrel = pkgrel,
pkgdesc = pkgdesc,
license = license,
depends = split_deps(depends),
makedepends = split_deps(makedepends),
checkdepends = split_deps(checkdepends),
linguas = linguas,
subpackages = split_subpkgs(subpackages, linguas, pkgname),
source = split(source),
url = url,
arch = split_key(arch),
options = split_key(options)
}
end
-- parse the APKBUILDs and return an iterator
local function apkbuilds_open(aportsdir, repos)
local str = ""
if not repos then
return nil
end
--expand repos
for _, repo in pairs(repos) do
str = ("%s %s/%s/*/APKBUILD"):format(str, aportsdir, repo)
end
local obj = {}
--luacheck: ignore 631 (line is too long)
obj.handle = io.popen(". "..abuild.functions..";"..[[
for i in ]]..str..[[; do
pkgname=
pkgver=
pkgrel=
pkgdesc=
arch=
license=
options=
depends=
makedepends=
makedepends_build=
makedepends_host=
checkdepends=
subpackages=
linguas=
source=
url=
dir="${i%/APKBUILD}";
[ -n "$dir" ] || exit 1;
cd "$dir";
. ./APKBUILD;
echo $dir\\$pkgname\\$pkgver\\$pkgrel\\$pkgdesc\\$arch\\$license\\$options\\$depends\\$makedepends $makedepends_host $makedepends_build\\$checkdepends\\$subpackages\\$linguas\\$source\\$url ;
done;
]])
obj.read = function(self)
return function()
return split_apkbuild(self.handle:read("*line"))
end
end
obj.close = function(self)
return self.handle:close()
end
return obj
end
local function init_apkdb(aportsdir, repos, repodest)
local pkgdb = {}
local revdeps = {}
local apkbuilds = apkbuilds_open(aportsdir, repos)
for a in apkbuilds:read() do
-- io.write(a.pkgname.." "..a.pkgver.."\t"..a.dir.."\n")
if pkgdb[a.pkgname] == nil then
pkgdb[a.pkgname] = {}
end
pkg.init(a, repodest)
table.insert(pkgdb[a.pkgname], a)
-- add subpackages to package db
for _, 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 dep in a:each_dependency() do
if revdeps[dep] == nil then
revdeps[dep] = {}
end
table.insert(revdeps[dep], a)
end
end
if not apkbuilds:close() then
return nil
end
return pkgdb, revdeps
end
local Aports = {}
function Aports:recursive_dependencies(pkgname)
local visited={}
local apkdb = self.apks
return coroutine.wrap(function()
local function recurs(pn)
if not pn or visited[pn] or not apkdb[pn] then
return nil
end
visited[pn] = true
for _, p in pairs(apkdb[pn]) do
for dep in p:each_dependency() do
if recurs(dep) then
return true
end
end
end
coroutine.yield(pn)
end
return recurs(pkgname)
end)
end
function Aports:target_packages(pkgname)
return coroutine.wrap(function()
for _, v in pairs(self.apks[pkgname]) do
coroutine.yield(pkgname.."-"..v.pkgver.."-r"..v.pkgrel..".apk")
end
end)
end
function Aports:each_name()
return coroutine.wrap(function()
for k, v in pairs(self.apks) do
coroutine.yield(k, v)
end
end)
end
function Aports:each_reverse_dependency(pkg) --luacheck: ignore 431
return coroutine.wrap(function()
for k, v in pairs(self.revdeps[pkg] or {}) do
coroutine.yield(k, v)
end
end)
end
function Aports:each_known_dependency(pkg) --luacheck: ignore 431
return coroutine.wrap(function()
for dep in pkg:each_dependency() do
if self.apks[dep] then
coroutine.yield(dep)
end
end
end)
end
function Aports:each_pkg_with_name(name)
if not self.apks[name] then
io.stderr:write("WARNING: "..name..": not provided by any known APKBUILD\n")
return function() return nil end
end
return coroutine.wrap(function()
for index, pkg in pairs(self.apks[name]) do --luacheck: ignore 431
coroutine.yield(pkg, index)
end
end)
end
function Aports:each()
return coroutine.wrap(function()
for name, pkglist in self:each_name() do
for _, pkg in pairs(pkglist) do --luacheck: ignore 431
coroutine.yield(pkg, name)
end
end
end)
end
function Aports:each_aport()
return coroutine.wrap(function()
for pkg, name in self:each() do --luacheck: ignore 431
if name == pkg.pkgname then
coroutine.yield(pkg)
end
end
end)
end
function Aports:each_need_build()
return coroutine.wrap(function()
for aport in self:each_aport() do
if aport:relevant() and not aport:all_apks_exists() then
coroutine.yield(aport)
end
end
end)
end
function Aports:each_in_build_order(namelist)
local pkgs = {}
for _, name in pairs(namelist) do
for pkg in self:each_pkg_with_name(name) do --luacheck: ignore 431
pkgs[pkg.dir] = true
end
end
return coroutine.wrap(function()
for _, name in pairs(namelist) do
for dep in self:recursive_dependencies(name) do
for pkg in self:each_pkg_with_name(dep) do --luacheck: ignore 431
if pkgs[pkg.dir] then
coroutine.yield(pkg)
pkgs[pkg.dir] = nil
end
end
end
end
end)
end
function Aports:git_describe()
local cmd = ("git --git-dir %s/.git describe"):format(self.aportsdir)
local f = io.popen(cmd)
if not f then
return nil
end
local result = f:read("*line")
f:read("*a")
f:close()
return result
end
function Aports:known_deps_exists(pkg) --luacheck: ignore 431
for name in self:each_known_dependency(pkg) do
for dep in self:each_pkg_with_name(name) do
if dep.pkgname ~= pkg.pkgname and dep:relevant() and not dep:all_apks_exists() then
return nil
end
end
end
return true
end
function M.new(aportsdir, repos, repodest)
local h = Aports
h.aportsdir = aportsdir
if type(repos) == "table" then
h.repos = repos
else
h.repos = { repos }
end
h.apks, h.revdeps = init_apkdb(aportsdir, h.repos, repodest)
if h.apks == nil then
return nil, h.revdeps
end
return h
end
return M
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