merge of '60155ceff0e3c21add064d22518f08c6b3c5a304'

     and 'b0dc261f9674aecabb4a43c73a328aaba4ec338a'

1 files changed, 18 insertions, 8 deletions

diff --git a/classes/package_ipk.bbclass b/classes/package_ipk.bbclass
index de7f0fe0c4..fd6ddbc3f8 100644
--- a/classes/package_ipk.bbclass
+++ b/classes/package_ipk.bbclass
@@ -114,7 +114,7 @@ package_generate_ipkg_conf () {
 }
 
 python do_package_ipk () {
-	import sys, re, copy
+	import sys, re, copy, fcntl
 
 	workdir = bb.data.getVar('WORKDIR', d, 1)
 	if not workdir:
@@ -147,6 +147,16 @@ python do_package_ipk () {
 		bb.debug(1, "No packages; nothing to do")
 		return
 
+	def lockfile(name):
+		lf = open(name, "a+")
+		fcntl.flock(lf.fileno(), fcntl.LOCK_EX)
+		return lf
+
+	def unlockfile(lf):
+		fcntl.flock(lf.fileno(), fcntl.LOCK_UN)
+		lf.close
+
+
 	for pkg in packages.split():
 		localdata = bb.data.createCopy(d)
 		pkgdest = bb.data.getVar('PKGDEST', d, 1)
@@ -183,7 +193,7 @@ python do_package_ipk () {
 		if not g and bb.data.getVar('ALLOW_EMPTY', localdata) != "1":
 			from bb import note
 			note("Not creating empty archive for %s-%s-%s" % (pkg, bb.data.getVar('PV', localdata, 1), bb.data.getVar('PR', localdata, 1)))
-			bb.utils.unlockfile(lf)
+			unlockfile(lf)
 			continue
 
 		controldir = os.path.join(root, 'CONTROL')
@@ -191,7 +201,7 @@ python do_package_ipk () {
 		try:
 			ctrlfile = file(os.path.join(controldir, 'control'), 'w')
 		except OSError:
-			bb.utils.unlockfile(lf)
+			unlockfile(lf)
 			raise bb.build.FuncFailed("unable to open control file for writing.")
 
 		fields = []
@@ -225,7 +235,7 @@ python do_package_ipk () {
 		except KeyError:
 			(type, value, traceback) = sys.exc_info()
 			ctrlfile.close()
-			bb.utils.unlockfile(lf)
+			unlockfile(lf)
 			raise bb.build.FuncFailed("Missing field for ipk generation: %s" % value)
 		# more fields
 
@@ -262,7 +272,7 @@ python do_package_ipk () {
 			try:
 				scriptfile = file(os.path.join(controldir, script), 'w')
 			except OSError:
-				bb.utils.unlockfile(lf)
+				unlockfile(lf)
 				raise bb.build.FuncFailed("unable to open %s script file for writing." % script)
 			scriptfile.write(scriptvar)
 			scriptfile.close()
@@ -273,7 +283,7 @@ python do_package_ipk () {
 			try:
 				conffiles = file(os.path.join(controldir, 'conffiles'), 'w')
 			except OSError:
-				bb.utils.unlockfile(lf)
+				unlockfile(lf)
 				raise bb.build.FuncFailed("unable to open conffiles for writing.")
 			for f in conffiles_str.split():
 				conffiles.write('%s\n' % f)
@@ -283,7 +293,7 @@ python do_package_ipk () {
 		ret = os.system("PATH=\"%s\" %s %s %s" % (bb.data.getVar("PATH", localdata, 1), 
                                                           bb.data.getVar("IPKGBUILDCMD",d,1), pkg, pkgoutdir))
 		if ret != 0:
-			bb.utils.unlockfile(lf)
+			unlockfile(lf)
 			raise bb.build.FuncFailed("ipkg-build execution failed")
 
 		for script in ["preinst", "postinst", "prerm", "postrm", "control" ]:
@@ -296,7 +306,7 @@ python do_package_ipk () {
 			os.rmdir(controldir)
 		except OSError:
 			pass
-		bb.utils.unlockfile(lf)
+		unlockfile(lf)
 }
 
 python () {