From f3c52f0bc6869e92ff888387fed3c95048f77eda Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Thu, 12 Feb 2009 03:53:07 +0000
Subject: Inside portage.fetch(), check for the case where FETCOMMAND creates a
 directory where a file is expected. This can happen if FETCHCOMMAND
 erroneously contains wget's -P option where it should instead have -O, as
 reported in bug #258433, comment #16.

svn path=/main/trunk/; revision=12601
---
 pym/portage/__init__.py | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'pym')

diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index 3c4ceb819..de36e060b 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -3816,6 +3816,14 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 						pass
 
 				if mystat is not None:
+					if stat.S_ISDIR(mystat.st_mode):
+						portage.util.writemsg_level(
+							("!!! Unable to fetch file since " + \
+							"a directory is in the way: \n" + \
+							"!!!   %s\n") % myfile_path,
+							level=logging.ERROR, noiselevel=-1)
+						return 0
+
 					if mystat.st_size == 0:
 						if distdir_writable:
 							try:
@@ -4065,9 +4073,11 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 						#resume mode:
 						writemsg(">>> Resuming download...\n")
 						locfetch=resumecommand
+						command_var = resumecommand_var
 					else:
 						#normal mode:
 						locfetch=fetchcommand
+						command_var = fetchcommand_var
 					writemsg_stdout(">>> Downloading '%s'\n" % \
 						re.sub(r'//(.+):.+@(.+)/',r'//\1:*password*@\2/', loc))
 					variables = {
@@ -4115,6 +4125,25 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 							del e
 							fetched = 0
 						else:
+
+							if stat.S_ISDIR(mystat.st_mode):
+								# This can happen if FETCHCOMMAND erroneously
+								# contains wget's -P option where it should
+								# instead have -O.
+								portage.util.writemsg_level(
+									("!!! The command specified in the " + \
+									"%s variable appears to have\n!!! " + \
+									"created a directory instead of a " + \
+									"normal file.\n") % command_var,
+									level=logging.ERROR, noiselevel=-1)
+								portage.util.writemsg_level(
+									"!!! Refer to the make.conf(5) " + \
+									"man page for information about how " + \
+									"to\n!!! correctly specify " + \
+									"FETCHCOMMAND and RESUMECOMMAND.\n",
+									level=logging.ERROR, noiselevel=-1)
+								return 0
+
 							# no exception?  file exists. let digestcheck() report
 							# an appropriately for size or checksum errors
 
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