[PATCH] fetch2: save/restore cwd for mirror URL downloads

[Matt Madison <matt@madison.systems>]

Fixes "changed cwd" warnings from setscene tasks when the
packages are downloaded from a shared-state mirror.

Signed-off-by: Matt Madison <matt@madison.systems>
---
 lib/bb/fetch2/__init__.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/bb/fetch2/__init__.py b/lib/bb/fetch2/__init__.py
index 9054b2e..c0017a8 100644
--- a/lib/bb/fetch2/__init__.py
+++ b/lib/bb/fetch2/__init__.py
@@ -928,6 +928,8 @@ def try_mirror_url(fetch, origud, ud, ld, check = False):
     if ud.lockfile and ud.lockfile != origud.lockfile:
         lf = bb.utils.lockfile(ud.lockfile)
 
+    save_cwd = os.getcwd()
+
     try:
         if check:
             found = ud.method.checkstatus(fetch, ud, ld)
@@ -995,6 +997,7 @@ def try_mirror_url(fetch, origud, ud, ld, check = False):
             pass
         return False
     finally:
+        os.chdir(save_cwd)
         if ud.lockfile and ud.lockfile != origud.lockfile:
             bb.utils.unlockfile(lf)
 
@@ -1558,6 +1561,7 @@ class Fetch(object):
 
         network = self.d.getVar("BB_NO_NETWORK", True)
         premirroronly = (self.d.getVar("BB_FETCH_PREMIRRORONLY", True) == "1")
+        save_cwd = os.getcwd()
 
         for u in urls:
             ud = self.ud[u]
@@ -1635,6 +1639,7 @@ class Fetch(object):
             finally:
                 if ud.lockfile:
                     bb.utils.unlockfile(lf)
+        os.chdir(save_cwd)
 
     def checkstatus(self, urls=None):
         """
-- 
2.7.4