Added lua script to generate package list in dependency order. Updated

makefile to use this script for one-pass repository build.

aport.lua

@@ -0,0 +1,244 @@
+#!/usr/bin/lua
+
+
+-- those should be read from some config file
+aportsdir = "~/aports"
+repos = { "main", "testing" }
+
+
+function split(str)
+	local t = {}
+	if (str == nil) then
+		return nil
+	end
+	for e in string.gmatch(str, "%S+") do
+		table.insert(t, e)
+	end
+	return t
+end
+
+function split_apkbuild(line)
+	local r = {}
+	local dir, pkgname, pkgver, pkgrel, 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 a list
+function parse_apkbuilds(dir, repos)
+	local i,v, p
+	local str=""
+	if repos == nil then
+		return
+	end
+	--expand repos
+	for i,v in ipairs(repos) do
+		str = str..dir.."/"..v.."/*/APKBUILD "
+	end
+
+	local p = io.popen([[
+		for i in ]]..str..[[; do
+			pkgname=
+			pkgver=
+			pkgrel=
+			depends=
+			makedepends=
+			subpackages=
+			source=
+			dir="${i%/APKBUILD}"
+			cd "$dir"
+			. ./APKBUILD
+			echo $dir\|$pkgname\|$pkgver\|$pkgrel\|$depends\|$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 list_depends( pkg, pkgdb )
+	local dl = {}
+	local s
+	if pkg and not pkg.added then
+		pkg.added = true
+
+		if pkg.depends then
+			for i,v in ipairs(pkg.depends) do
+				--print("v = <"..v..">")
+				s = list_depends( pkgdb[v], pkgdb )
+				if #s > 0 then
+					dl[#dl + 1] = s
+				end
+			end
+		end
+		if pkg.makedepends then
+			for i,v in ipairs(pkg.makedepends) do
+				--print("v = {"..v.."}")
+				s = list_depends( pkgdb[v], pkgdb )
+				if #s > 0 then
+					dl[#dl + 1] = s
+				end
+			end
+		end
+		dl[#dl + 1] = pkg.pkgname
+	end
+
+	s = table.concat(dl," ")
+	--print("s = ["..s.."]")
+	return s
+end
+
+function init_apkdb(aportsdir, repos)
+	local pkgdb = {}
+	local revdeps = {}
+	local a
+
+	for a in parse_apkbuilds(aportsdir, repos) 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)
+		pkgdb[a.pkgname] = a
+		--print("pk "..a.pkgname.." is a "..type(a).." ("..pkgdb[a.pkgname].pkgname..")")
+		-- add subpackages to package db
+		local k,v
+		for k,v in ipairs(a.subpackages) do
+			if pkgdb[v] == nil then
+				pkgdb[v] = {}
+			end
+			--table.insert(pkgdb[v], a)
+			pkgdb[v] = a
+		end
+		-- add to reverse dependencies
+		for k,v in ipairs(a.makedepends) do
+			if revdeps[v] == nil then
+				revdeps[v] = {}
+			end
+			table.insert(revdeps[v], a)
+		end
+	end
+	return pkgdb, revdeps
+end
+
+-- PKGBUILD import
+function split_pkgbuild(line)
+	local r = {}
+	local pkgname, pkgver = string.match(line, "([^|]*)|([^|]*)")
+	r.pkgname = pkgname
+	r.pkgver = pkgver
+	return r
+end
+
+function parse_pkgbuilds(dir, repos)
+	local i,v, p
+	local str=""
+	if repos == nil then
+		return
+	end
+	--expand repos
+	for i,v in ipairs(repos) do
+		str = str..dir.."/"..v.."/*/PKGBUILD "
+	end
+
+	local p = io.popen([[/bin/bash -c '
+		for i in ]]..str..[[; do
+			pkgname=
+			pkgver=
+			source $i
+			echo $pkgname\|$pkgver
+		done
+		' 2>/dev/null
+	]])
+	return function()
+		local line = p:read("*line")
+		if line == nil then
+			p:close()
+			return nil
+		end
+		return split_pkgbuild(line)
+	end
+end
+
+function init_absdb(dir, repos)
+	local p
+	local db = {}
+	for p in parse_pkgbuilds(dir, repos) do
+		if db[p.pkgname] == nil then
+			db[p.pkgname] = {}
+		end
+		table.insert(db[p.pkgname], p.pkgver)
+	end
+	return db
+end
+
+
+-- Applets -----------------------
+applet = {}
+function applet.revdep(arg)
+	local pkg = arg[2]
+	if pkg == nil then
+		-- usage?
+		return nil
+	end
+	local apkdb, rev = init_apkdb(aportsdir, repos)
+	local _,p
+	for _,p in ipairs(rev[pkg] or {}) do
+		print(p.pkgname)
+	end
+end
+--absdb = init_absdb("/var/abs", { "core", "extra", "community" })
+
+function applet.deplist(arg)
+	local apkdb, rev = init_apkdb(arg[2],{ arg[3] })
+
+	local deplist = {}
+	local nm,pk
+	for nm,pk in pairs(apkdb) do
+		local dl
+		--print("pk "..nm.." is a "..type(pk).." ("..apkdb[nm].pkgname..")")
+		--deplist[#deplist + 1] = "***"
+		dl = list_depends(pk,apkdb)
+		-- print("deplist for "..nm..": "..deplist)
+		if #dl > 0 then
+			deplist[#deplist + 1] = dl
+		end
+	end
+	print(table.concat(deplist," "))
+end
+
+cmd = arg[1]
+
+if cmd == nil then
+	-- usage
+	io.stderr:write( "no command given\n" );
+	return
+end
+
+if type(applet[cmd]) == "function" then
+	applet[cmd](arg)
+else
+	io.stderr:write(cmd..": invalid applet\n")
+end
+