[bitbake-devel] [PATCH 3/9] fetch2/git: only use relevant checks for shallow tarball unpack

[Urs Fässler]

Some checks in need_update do not make sense in the unpack step. The
relevant checks for the unpack check are extracted into
__has_up_to_date_clonedir which is used in the unpack step.

Signed-off-by: Urs Fässler <urs.fassler at bbv.ch>
Signed-off-by: Pascal Bach <pascal.bach at siemens.com>
---
 lib/bb/fetch2/git.py | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/lib/bb/fetch2/git.py b/lib/bb/fetch2/git.py
index 612aac43..3364bbf9 100644
--- a/lib/bb/fetch2/git.py
+++ b/lib/bb/fetch2/git.py
@@ -299,17 +299,22 @@ class Git(FetchMethod):
         return ud.clonedir
 
     def need_update(self, ud, d):
-        if not os.path.exists(ud.clonedir):
+        if not self.__has_up_to_date_clonedir(ud, d):
             return True
-        for name in ud.names:
-            if not self._contains_ref(ud, d, name, ud.clonedir):
-                return True
         if ud.shallow and ud.write_shallow_tarballs and not os.path.exists(ud.fullshallow):
             return True
         if ud.write_tarballs and not os.path.exists(ud.fullmirror):
             return True
         return False
 
+    def __has_up_to_date_clonedir(self, ud, d):
+        if not os.path.exists(ud.clonedir):
+            return False
+        for name in ud.names:
+            if not self._contains_ref(ud, d, name, ud.clonedir):
+                return False
+        return True
+
     def try_premirror(self, ud, d):
         # If we don't do this, updating an existing checkout with only premirrors
         # is not possible
@@ -472,7 +477,7 @@ class Git(FetchMethod):
         if os.path.exists(destdir):
             bb.utils.prunedir(destdir)
 
-        if ud.shallow and self.need_update(ud, d):
+        if ud.shallow and not self.__has_up_to_date_clonedir(ud, d):
             bb.utils.mkdirhier(destdir)
             runfetchcmd("tar -xzf %s" % ud.fullshallow, d, workdir=destdir)
         else:
-- 
2.18.0