PATCHES_DIR="${S}"

def base_dep_prepend(d):
	import oe;
	#
	# Ideally this will check a flag so we will operate properly in
	# the case where host == build == target, for now we don't work in
	# that case though.
	#
	deps = ""
	if not oe.data.getVar('INHIBIT_DEFAULT_DEPS', d):
		deps += "patcher-native"
		if (oe.data.getVar('HOST_SYS', d, 1) !=
	     	    oe.data.getVar('BUILD_SYS', d, 1)):
			deps += " virtual/${TARGET_PREFIX}gcc virtual/libc "
	return deps

def base_read_file(filename):
	try:
		f = file( filename, "r" )
	except IOError, reason:
		return "<unknown>:%s" % reason
	else:
		return f.read().strip()
	return None

DEPENDS_prepend="${@base_dep_prepend(d)} "

def base_set_filespath(d):
	import os, oe
	filespath = []
	for p in [ "${FILE_DIRNAME}/${PF}", "${FILE_DIRNAME}/${P}", "${FILE_DIRNAME}/${PN}", "${FILE_DIRNAME}/files", "${FILE_DIRNAME}" ]:
		overrides = oe.data.getVar("OVERRIDES", d, 1) or ""
		overrides = overrides + ":"
		for o in overrides.split(":"):
			filespath.append(os.path.join(p, o))
	oe.data.setVar("FILESPATH", ":".join(filespath), d)

FILESPATH = "${@base_set_filespath(d)}"

die() {
	oefatal "$*"
}

oenote() {
	echo "NOTE:" "$*"
}

oewarn() {
	echo "WARNING:" "$*"
}

oefatal() {
	echo "FATAL:" "$*"
	exit 1
}

oedebug() {
	test $# -ge 2 || {
		echo "Usage: oedebug level \"message\""
		exit 1
	}

	test ${OEDEBUG:-0} -ge $1 && {
		shift
		echo "DEBUG:" $*
	}
}

oe_runmake() {
	if [ x"$MAKE" = x ]; then MAKE=make; fi
	oenote ${MAKE} ${EXTRA_OEMAKE} "$@"
	${MAKE} ${EXTRA_OEMAKE} "$@" || die "oemake failed"
}

oe_soinstall() {
	# Purpose: Install shared library file and
	#          create the necessary links
	# Example:
	#
	# oe_
	#
	#oenote installing shared library $1 to $2
	#
	libname=`basename $1`
	install -m 755 $1 $2/$libname
	sonamelink=`${HOST_PREFIX}readelf -d $1 |grep 'Library soname:' |sed -e 's/.*\[\(.*\)\].*/\1/'`
	solink=`echo $libname | sed -e 's/\.so\..*/.so/'`
	ln -sf $libname $2/$sonamelink
	ln -sf $libname $2/$solink
}

oe_libinstall() {
	# Purpose: Install a library, in all its forms
	# Example
	#
	# oe_libinstall libltdl ${STAGING_LIBDIR}/
	# oe_libinstall -C src/libblah libblah ${D}/${libdir}/
	dir=""
	libtool=""
	while [ "$#" -gt 0 ]; do
		case "$1" in
		-C)
			shift
			dir="$1"
			;;
		-s)
			silent=1
			;;
		-a)
			require_static=1
			;;
		-so)
			require_shared=1
			;;
		-*)
			oefatal "oe_libinstall: unknown option: $1"
			;;
		*)
			break;
			;;
		esac
		shift
	done

	libname="$1"
	shift
	destpath="$1"
	if [ -z "$destpath" ]; then
		oefatal "oe_libinstall: no destination path specified"
	fi

	__runcmd () {
		if [ -z "$silent" ]; then
			echo >&2 "oe_libinstall: $*"
		fi
		$*
	}

	if [ -z "$dir" ]; then
		dir=`pwd`
	fi
	if [ -d "$dir/.libs" ]; then
		dir=$dir/.libs
	fi
	olddir=`pwd`
	__runcmd cd $dir

	lafile=$libname.la
	if [ -f "$lafile" ]; then
		# libtool archive
		eval `cat $lafile|grep "^library_names="`
		libtool=1
	else
		library_names="$libname.so* $libname.dll.a"
	fi

	__runcmd install -d $destpath/
	dota=$libname.a
	if [ -f "$dota" -o -n "$require_static" ]; then
		__runcmd install -m 0644 $dota $destpath/
	fi
	dotlai=$libname.lai
	if [ -f "$dotlai" -o -n "$libtool" ]; then
		__runcmd install -m 0644 $dotlai $destpath/$libname.la
	fi

	for name in $library_names; do
		files=`eval echo $name`
		for f in $files; do
			if [ ! -e "$f" ]; then
				if [ -n "$libtool" ]; then
					oefatal "oe_libinstall: $dir/$f not found."
				fi
			elif [ -L "$f" ]; then
				__runcmd cp -P "$f" $destpath/
			elif [ ! -L "$f" ]; then
				libfile="$f"
				__runcmd install -m 0755 $libfile $destpath/
			fi
		done
	done

	if [ -z "$libfile" ]; then
		if  [ -n "$require_shared" ]; then
			oefatal "oe_libinstall: unable to locate shared library"
		fi
	elif [ -z "$libtool" ]; then
		# special case hack for non-libtool .so.#.#.# links
		baselibfile=`basename "$libfile"`
		if (echo $baselibfile | grep -qE '^lib.*\.so\.[0-9.]*$'); then
			sonamelink=`${HOST_PREFIX}readelf -d $libfile |grep 'Library soname:' |sed -e 's/.*\[\(.*\)\].*/\1/'`
			solink=`echo $baselibfile | sed -e 's/\.so\..*/.so/'`
			if [ -n "$sonamelink" -a x"$baselibfile" != x"$sonamelink" ]; then
				__runcmd ln -sf $baselibfile $destpath/$sonamelink
			fi
			__runcmd ln -sf $baselibfile $destpath/$solink
		fi
	fi

	__runcmd cd "$olddir"
}

oe_machinstall() {
	# Purpose: Install machine dependent files, if available
	#          If not available, check if there is a default
	#          If no default, just touch the destination
	# Example:
	#                $1  $2   $3         $4
	# oe_machinstall -m 0644 fstab ${D}/etc/fstab
	#
	# TODO: Check argument number?
	#
	filename=`basename $3`
	dirname=`dirname $3`

	for o in `echo ${OVERRIDES} | tr ':' ' '`; do
		if [ -e $dirname/$o/$filename ]; then
			oenote $dirname/$o/$filename present, installing to $4
			install $1 $2 $dirname/$o/$filename $4
			return
		fi
	done
#	oenote overrides specific file NOT present, trying default=$3...
	if [ -e $3 ]; then
		oenote $3 present, installing to $4
		install $1 $2 $3 $4
	else
		oenote $3 NOT present, touching empty $4
		touch $4
	fi
}

addtask showdata
do_showdata[nostamp] = "1"
python do_showdata() {
	import sys
	# emit variables and shell functions
	oe.data.emit_env(sys.__stdout__, d, True)
	# emit the metadata which isnt valid shell
	for e in d.keys():
		if oe.data.getVarFlag(e, 'python', d):
			sys.__stdout__.write("\npython %s () {\n%s}\n" % (e, oe.data.getVar(e, d, 1)))
		elif oe.data.getVarFlag(e, 'func', d):
			sys.__stdout__.write("\n%s () {\n%s}\n" % (e, oe.data.getVar(e, d, 1)))
		else:
			sys.__stdout__.write("%s=%s\n" % (e, oe.data.getVar(e, d, 1)))
}

addtask listtasks
do_listtasks[nostamp] = "1"
python do_listtasks() {
	import sys
	# emit variables and shell functions
	#oe.data.emit_env(sys.__stdout__, d)
	# emit the metadata which isnt valid shell
	for e in d.keys():
		if oe.data.getVarFlag(e, 'task', d):
			sys.__stdout__.write("%s\n" % e)
}

addtask clean
do_clean[dirs] = "${TOPDIR}"
do_clean[nostamp] = "1"
python base_do_clean() {
	"""clear the build and temp directories"""
	dir = oe.data.expand("${WORKDIR}", d)
	if dir == '//': raise oe.build.FuncFailed("wrong DATADIR")
	oe.note("removing " + dir)
	os.system('rm -rf ' + dir)

	dir = "%s.*" % oe.data.expand(oe.data.getVar('STAMP', d), d)
	oe.note("removing " + dir)
	os.system('rm -f '+ dir)
}

addtask mrproper
do_mrproper[dirs] = "${TOPDIR}"
do_mrproper[nostamp] = "1"
python base_do_mrproper() {
	"""clear downloaded sources, build and temp directories"""
	dir = oe.data.expand("${DL_DIR}", d)
	if dir == '/': oe.build.FuncFailed("wrong DATADIR")
	oe.debug(2, "removing " + dir)
	os.system('rm -rf ' + dir)
	oe.build.exec_task('do_clean', d)
}

addtask patch after do_unpack
do_patch[dirs] = "${WORKDIR}"
python base_do_patch() {
	import re

	src_uri = oe.data.getVar('SRC_URI', d)
	if not src_uri:
		return
	src_uri = oe.data.expand(src_uri, d)
	for url in src_uri.split():
#		oe.note('url is %s' % url)
		(type, host, path, user, pswd, parm) = oe.decodeurl(url)
		if not "patch" in parm:
			continue
		from oe.fetch import init, localpath
		init([url])
		url = oe.encodeurl((type, host, path, user, pswd, []))
		local = '/' + localpath(url, d)
		# patch!
		dots = local.split(".")
		if dots[-1] in ['gz', 'bz2', 'Z']:
			efile = os.path.join(oe.data.getVar('WORKDIR', d),os.path.basename('.'.join(dots[0:-1])))
		else:
			efile = local
		efile = oe.data.expand(efile, d)
		patches_dir = oe.data.expand(oe.data.getVar('PATCHES_DIR', d), d)
		oe.mkdirhier(patches_dir)
		os.chdir(patches_dir)
		cmd = "PATH=\"%s\" patcher" % oe.data.getVar("PATH", d, 1)
		if "pnum" in parm:
			cmd += " -p %s" % parm["pnum"]
		cmd += " -n \"%s\" -i %s" % (os.path.basename(efile), efile)
		ret = os.system(cmd)
		if ret != 0:
			raise oe.build.FuncFailed("'patcher' execution failed")
}

addtask fetch
do_fetch[dirs] = "${DL_DIR}"
do_fetch[nostamp] = "1"
python base_do_fetch() {
	import sys, copy

	localdata = copy.deepcopy(d)
	oe.data.update_data(localdata)

	src_uri = oe.data.getVar('SRC_URI', localdata, 1)
	if not src_uri:
		return 1

	try:
		oe.fetch.init(src_uri.split())
	except oe.fetch.NoMethodError:
		(type, value, traceback) = sys.exc_info()
		raise oe.build.FuncFailed("No method: %s" % value)

	try:
		oe.fetch.go(localdata)
	except oe.fetch.MissingParameterError:
		(type, value, traceback) = sys.exc_info()
		raise oe.build.FuncFailed("Missing parameters: %s" % value)
	except oe.fetch.FetchError:
		(type, value, traceback) = sys.exc_info()
		raise oe.build.FuncFailed("Fetch failed: %s" % value)
}

addtask unpack after do_fetch
do_unpack[dirs] = "${WORKDIR}"
python base_do_unpack() {
	import re, copy, os

	localdata = copy.deepcopy(d)
	oe.data.update_data(localdata)

	src_uri = oe.data.getVar('SRC_URI', localdata)
	if not src_uri:
		return
	src_uri = oe.data.expand(src_uri, localdata)
	for url in src_uri.split():
		try:
			local = oe.data.expand(oe.fetch.localpath(url, localdata), localdata)
		except oe.MalformedUrl, e:
			raise FuncFailed('Unable to generate local path for malformed uri: %s' % e)
		# dont need any parameters for extraction, strip them off
		local = re.sub(';.*$', '', local)
		local = os.path.realpath(local)
		dots = local.split(".")
		if dots[-1] in ['gz', 'bz2', 'Z']:
			efile = os.path.join(oe.data.getVar('WORKDIR', localdata, 1),os.path.basename('.'.join(dots[0:-1])))
		else:
			efile = local
		cmd = None
		if local.endswith('.tar'):
			cmd = 'tar x --no-same-owner -f %s' % local
		elif local.endswith('.tgz') or local.endswith('.tar.gz'):
			cmd = 'tar xz --no-same-owner -f %s' % local
		elif local.endswith('.tbz') or local.endswith('.tar.bz2'):
			cmd = 'bzip2 -dc %s | tar x --no-same-owner -f -' % local
		elif local.endswith('.gz') or local.endswith('.Z') or local.endswith('.z'):
			loc = local.rfind('.')
			cmd = 'gzip -dc %s > %s' % (local, efile)
		elif local.endswith('.bz2'):
			loc = local.rfind('.')
			cmd = 'bzip2 -dc %s > %s' % (local, efile)
		elif local.endswith('.zip'):
			loc = local.rfind('.')
			cmd = 'unzip %s' % local
		elif os.path.isdir(local):
			filesdir = os.path.realpath(oe.data.getVar("FILESDIR", localdata, 1))
			destdir = "."
			if local[0:len(filesdir)] == filesdir:
				destdir = local[len(filesdir):local.rfind('/')]
				destdir = destdir.strip('/')
				if len(destdir) < 1:
					destdir = "."
				elif not os.access("%s/%s" % (os.getcwd(), destdir), os.F_OK):
					os.makedirs("%s/%s" % (os.getcwd(), destdir))
			cmd = 'cp -a %s %s/%s/' % (local, os.getcwd(), destdir)
		else:
			(type, host, path, user, pswd, parm) = oe.decodeurl(url)
			if not 'patch' in parm:
				destdir = oe.decodeurl(url)[1] or "."
				oe.mkdirhier("%s/%s" % (os.getcwd(), destdir))
				cmd = 'cp %s %s/%s/' % (local, os.getcwd(), destdir)
		if not cmd:
			continue
		oe.note("Unpacking %s to %s/" % (local, os.getcwd()))
		ret = os.system(cmd)
		if ret != 0:
			raise oe.build.FuncFailed("%s execution failed" % cmd)
}

addhandler base_eventhandler
python base_eventhandler() {
	from oe import note, error, data
	from oe.event import Handled, NotHandled, getName
	import os

	name = getName(e)
	if name in ["PkgSucceeded"]:
		note("package %s: build completed" % e.pkg)
	if name in ["PkgStarted"]:
		note("package %s: build %s" % (e.pkg, name[3:].lower()))
	elif name in ["PkgFailed"]:
		error("package %s: build %s" % (e.pkg, name[3:].lower()))
	elif name in ["TaskStarted"]:
		note("package %s: task %s %s" % (data.expand(data.getVar("PF", e.data), e.data), e.task, name[4:].lower()))
	elif name in ["TaskSucceeded"]:
		note("package %s: task %s completed" % (data.expand(data.getVar("PF", e.data), e.data), e.task))
	elif name in ["TaskFailed"]:
		error("package %s: task %s %s" % (data.expand(data.getVar("PF", e.data), e.data), e.task, name[4:].lower()))
	elif name in ["UnsatisfiedDep"]:
		note("package %s: dependency %s %s" % (e.pkg, e.dep, name[:-3].lower()))
	elif name in ["BuildStarted", "BuildCompleted"]:
		note("build %s %s" % (e.name, name[5:].lower()))
	return NotHandled
}

addtask configure after do_unpack do_patch
do_configure[dirs] = "${S} ${B}"

base_do_configure() {
	:
}

addtask compile after do_configure
do_compile[dirs] = "${S} ${B}"
base_do_compile() {
	if [ -e Makefile -o -e makefile ]; then
		oe_runmake || die "make failed"
	else
		oenote "nothing to compile"
	fi
}


addtask stage after do_compile
base_do_stage () {
	:
}

do_populate_staging[dirs] = "${STAGING_DIR}/${TARGET_SYS}/bin ${STAGING_DIR}/${TARGET_SYS}/lib \
			     ${STAGING_DIR}/${TARGET_SYS}/include \
			     ${STAGING_DIR}/${BUILD_SYS}/bin ${STAGING_DIR}/${BUILD_SYS}/lib \
			     ${STAGING_DIR}/${BUILD_SYS}/include \
			     ${STAGING_DATADIR} \
			     ${S} ${B}"

addtask populate_staging after do_compile

#python do_populate_staging () {
#	if not oe.data.getVar('manifest', d):
#		oe.build.exec_func('do_emit_manifest', d)
#	if oe.data.getVar('do_stage', d):
#		oe.build.exec_func('do_stage', d)
#	else:
#		oe.build.exec_func('manifest_do_populate_staging', d)
#}

python do_populate_staging () {
	if oe.data.getVar('manifest_do_populate_staging', d):
		oe.build.exec_func('manifest_do_populate_staging', d)
	else:
		oe.build.exec_func('do_stage', d)
}

#addtask install
addtask install after do_compile
do_install[dirs] = "${S} ${B}"

base_do_install() {
	:
}

#addtask populate_pkgs after do_compile
#python do_populate_pkgs () {
#	if not oe.data.getVar('manifest', d):
#		oe.build.exec_func('do_emit_manifest', d)
#	oe.build.exec_func('manifest_do_populate_pkgs', d)
#	oe.build.exec_func('package_do_shlibs', d)
#}

base_do_package() {
	:
}

addtask build after do_populate_staging
do_build = ""
do_build[nostamp] = "1"
do_build[func] = "1"

# Functions that update metadata based on files outputted
# during the build process.

SHLIBS = ""
RDEPENDS_prepend = " ${SHLIBS}"

python read_manifest () {
	import sys
	mfn = oe.data.getVar("MANIFEST", d, 1)
	if os.access(mfn, os.R_OK):
		# we have a manifest, so emit do_stage and do_populate_pkgs,
		# and stuff some additional bits of data into the metadata store
		mfile = file(mfn, "r")
		manifest = oe.manifest.parse(mfile, d)
		if not manifest:
			return

		oe.data.setVar('manifest', manifest, d)
}

python parse_manifest () {
		manifest = oe.data.getVar("manifest", d)
		if not manifest:
			return
		for func in ("do_populate_staging", "do_populate_pkgs"):
			value = oe.manifest.emit(func, manifest, d)
			if value:
				oe.data.setVar("manifest_" + func, value, d)
				oe.data.delVarFlag("manifest_" + func, "python", d)
				oe.data.delVarFlag("manifest_" + func, "fakeroot", d)
				oe.data.setVarFlag("manifest_" + func, "func", 1, d)
		packages = []
		for l in manifest:
			if "pkg" in l and l["pkg"] is not None:
				packages.append(l["pkg"])
		oe.data.setVar("PACKAGES", " ".join(packages), d)
}

def explode_deps(s):
	r = []
	l = s.split()
	flag = False
	for i in l:
		if i[0] == '(':
			flag = True
			j = []
		if flag:
			j.append(i)
			if i.endswith(')'):
				flag = False
				r[-1] += ' ' + ' '.join(j)
		else:
			r.append(i)
	return r

python read_shlibdeps () {
	packages = (oe.data.getVar('PACKAGES', d, 1) or "").split()
	for pkg in packages:
		shlibsfile = oe.data.expand("${WORKDIR}/install/" + pkg + ".shlibdeps", d)
		if os.access(shlibsfile, os.R_OK):
			fd = file(shlibsfile)
			lines = fd.readlines()
			fd.close()
			rdepends = explode_deps(oe.data.getVar('RDEPENDS_' + pkg, d, 1) or oe.data.getVar('RDEPENDS', d, 1) or "")
			for l in lines:
				rdepends.append(l.rstrip())
			oe.data.setVar('RDEPENDS_' + pkg, " " + " ".join(rdepends), d)
}

python read_subpackage_metadata () {
	import re

	def decode(str):
		import codecs
		c = codecs.getdecoder("string_escape")
		return c(str)[0]

	data_file = oe.data.expand("${WORKDIR}/install/${PN}.package", d)
	if os.access(data_file, os.R_OK):
		f = file(data_file, 'r')
		lines = f.readlines()
		f.close()
		r = re.compile("([^:]+):\s*(.*)")
		for l in lines:
			m = r.match(l)
			if m:
				oe.data.setVar(m.group(1), decode(m.group(2)), d)
}

python __anonymous () {
	need_host = oe.data.getVar('COMPATIBLE_HOST', d, 1)
	if need_host:
		import re
		this_host = oe.data.getVar('HOST_SYS', d, 1)
		if not re.match(need_host, this_host):
			raise oe.parse.SkipPackage("incompatible with host %s" % this_host)
	
	pn = oe.data.getVar('PN', d, 1)
	cvsdate = oe.data.getVar('CVSDATE_%s' % pn, d, 1)
	if cvsdate:
		oe.data.setVar('CVSDATE', cvsdate, d)

	try:
		oe.build.exec_func('read_manifest', d)
		oe.build.exec_func('parse_manifest', d)
		oe.build.exec_func('read_shlibdeps', d)
		oe.build.exec_func('read_subpackage_metadata', d)
	except Exception, e:
		oe.error("anonymous function: %s" % e)
		pass
}

addtask emit_manifest
python do_emit_manifest () {
#	FIXME: emit a manifest here
#	1) adjust PATH to hit the wrapper scripts
	wrappers = oe.which(oe.data.getVar("OEPATH", d, 1), 'build/install', 0)
	path = (oe.data.getVar('PATH', d, 1) or '').split(':')
	path.insert(0, os.path.dirname(wrappers))
	oe.data.setVar('PATH', ':'.join(path), d)
#	2) exec_func("do_install", d)
	oe.build.exec_func('do_install', d)
#	3) read in data collected by the wrappers
	oe.build.exec_func('read_manifest', d)
#	4) mangle the manifest we just generated, get paths back into
#	   our variable form
#	5) write it back out
#	6) re-parse it to ensure the generated functions are proper
	oe.build.exec_func('parse_manifest', d)
}

EXPORT_FUNCTIONS do_clean do_mrproper do_fetch do_unpack do_configure do_compile do_install do_package do_patch do_populate_pkgs do_stage

MIRRORS[func] = "0"
MIRRORS () {
${DEBIAN_MIRROR}/main	http://snapshot.debian.net/archive/pool
${DEBIAN_MIRROR}	ftp://ftp.de.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.au.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.cl.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.hr.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.fi.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.hk.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.hu.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.ie.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.it.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.jp.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.no.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.pl.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.ro.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.si.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.es.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.se.debian.org/debian/pool
${DEBIAN_MIRROR}	ftp://ftp.tr.debian.org/debian/pool
${GNU_MIRROR}	ftp://mirrors.kernel.org/gnu
${GNU_MIRROR}	ftp://ftp.matrix.com.br/pub/gnu
${GNU_MIRROR}	ftp://ftp.cs.ubc.ca/mirror2/gnu
${GNU_MIRROR}	ftp://sunsite.ust.hk/pub/gnu
${GNU_MIRROR}	ftp://ftp.ayamura.org/pub/gnu
ftp://ftp.kernel.org/pub	http://www.kernel.org/pub
ftp://ftp.kernel.org/pub	ftp://ftp.us.kernel.org/pub
ftp://ftp.kernel.org/pub	ftp://ftp.uk.kernel.org/pub
ftp://ftp.kernel.org/pub	ftp://ftp.hk.kernel.org/pub
ftp://ftp.kernel.org/pub	ftp://ftp.au.kernel.org/pub
ftp://ftp.kernel.org/pub	ftp://ftp.jp.kernel.org/pub
ftp://.*/.*/	http://treke.net/oe/source/
http://.*/.*/	http://treke.net/oe/source/
}