bootstrap.sh: set the core src-prefix and dst-prefix also for git format-patch

diff --git a/libexec/bootstrap.sh b/libexec/bootstrap.sh
index 9dc149f..bb1968e 100755 (executable)
--- a/libexec/bootstrap.sh
+++ b/libexec/bootstrap.sh
@@ -243,8 +243,10 @@ chmod 555 sites/default
 if [ -d core/.git ];
 then
   git -C core/ config --local alias.core-diff "diff --src-prefix=a/core/ --dst-prefix=b/core/"
-  echo "Added a 'git core-diff' command to the drupal/core repository clone."
-  echo "This command helps creating core patches ready for upstream."
+  git -C core/ config --local alias.core-format-patch "format-patch --src-prefix=a/core/ --dst-prefix=b/core/"
+  echo "Added 'git core-diff' and 'git core-format-patch' commands to the drupal/core"
+  echo "repository clone. These commands help creating core patches ready for upstream"
+  echo "in a split-core setup."
 fi
 
 popd