From 367042c0eddb16adde0b7b559cde4e8c48d3c3a5 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sat, 29 Apr 2006 00:40:43 +0000
Subject: Catch Permission Denied errors during manifest/digest generation for
 bug #131073.

svn path=/main/trunk/; revision=3263
---
 pym/portage.py          | 22 ++++++++++--------
 pym/portage_manifest.py | 61 ++++++++++++++++++++++++++-----------------------
 2 files changed, 45 insertions(+), 38 deletions(-)

diff --git a/pym/portage.py b/pym/portage.py
index f17bf054c..cf5b700fc 100644
--- a/pym/portage.py
+++ b/pym/portage.py
@@ -2710,17 +2710,19 @@ def doebuild(myebuild, mydo, myroot, mysettings, debug=0, listonly=0,
 	if mydo=="fetch" and listonly:
 		return 0
 
-	if "digest" in features:
-		#generate digest if it doesn't exist.
-		if mydo=="digest":
-			return (not digestgen(aalist, mysettings, overwrite=1, myportdb=mydbapi))
-		else:
+	try:
+		if mydo == "manifest":
+			return not digestgen(aalist, mysettings, overwrite=1,
+				manifestonly=1, myportdb=mydbapi)
+		elif mydo == "digest":
+			return not digestgen(aalist, mysettings, overwrite=1,
+				myportdb=mydbapi)
+		elif "digest" in mysettings.features:
 			digestgen(aalist, mysettings, overwrite=0, myportdb=mydbapi)
-	elif mydo=="digest":
-		#since we are calling "digest" directly, recreate the digest even if it already exists
-		return (not digestgen(aalist, mysettings, overwrite=1, myportdb=mydbapi))
-	if mydo=="manifest":
-		return (not digestgen(aalist,mysettings,overwrite=1,manifestonly=1, myportdb=mydbapi))
+	except portage_exception.PermissionDenied, e:
+		writemsg("!!! %s\n" % str(e))
+		if mydo in ("digest", "manifest"):
+			return 1
 
 	# See above comment about fetching only when needed
 	if not digestcheck(checkme, mysettings, ("strict" in features),
diff --git a/pym/portage_manifest.py b/pym/portage_manifest.py
index 1a6780a51..856ba6fbc 100644
--- a/pym/portage_manifest.py
+++ b/pym/portage_manifest.py
@@ -332,34 +332,39 @@ class Manifest(object):
 
 	def write(self, sign=False, force=False):
 		""" Write Manifest instance to disk, optionally signing it """
-		if self.compat:
-			self._writeDigests()
-		myentries = list(self._createManifestEntries())
-		update_manifest = True
-		if not force:
-			try:
-				f = open(self.getFullname(), "r")
-				oldentries = list(self._parseManifestLines(f))
-				f.close()
-				if len(oldentries) == len(myentries):
-					update_manifest = False
-					for i in xrange(len(oldentries)):
-						if oldentries[i] != myentries[i]:
-							update_manifest = True
-							break
-			except (IOError, OSError), e:
-				if e.errno == errno.ENOENT:
-					pass
-				else:
-					raise
-		if update_manifest:
-			fd = open(self.getFullname(), "w")
-			for myentry in myentries:
-				fd.write("%s\n" % str(myentry))
-			fd.close()
-		if sign:
-			self.sign()
-	
+		try:
+			if self.compat:
+				self._writeDigests()
+			myentries = list(self._createManifestEntries())
+			update_manifest = True
+			if not force:
+				try:
+					f = open(self.getFullname(), "r")
+					oldentries = list(self._parseManifestLines(f))
+					f.close()
+					if len(oldentries) == len(myentries):
+						update_manifest = False
+						for i in xrange(len(oldentries)):
+							if oldentries[i] != myentries[i]:
+								update_manifest = True
+								break
+				except (IOError, OSError), e:
+					if e.errno == errno.ENOENT:
+						pass
+					else:
+						raise
+			if update_manifest:
+				fd = open(self.getFullname(), "w")
+				for myentry in myentries:
+					fd.write("%s\n" % str(myentry))
+				fd.close()
+			if sign:
+				self.sign()
+		except (IOError, OSError), e:
+			if e.errno == errno.EACCES:
+				raise PermissionDenied(str(e))
+			raise
+
 	def sign(self):
 		""" Sign the Manifest """
 		raise NotImplementedError()
-- 
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