ref_transaction_commit(): fix atomicity and avoid fd exhaustion

diff --git a/t/t8003-blame-corner-cases.sh b/t/t8003-blame-corner-cases.sh
index 2a3469bcbea39e832ab44280bb1223fc4ee20b61..32895e5acba8d246539d3bd97fe7305827f18aa7 100755 (executable)
--- a/t/t8003-blame-corner-cases.sh
+++ b/t/t8003-blame-corner-cases.sh
@@ -26,7 +26,7 @@ test_expect_success setup '
        cat one >uno &&
        mv two dos &&
        cat one >>tres &&
-       echo DEF >>mouse
+       echo DEF >>mouse &&
        git add uno dos tres mouse &&
        test_tick &&
        GIT_AUTHOR_NAME=Second git commit -a -m Second &&
@@ -153,15 +153,15 @@ test_expect_success 'blame path that used to be a directory' '
 '
 
 test_expect_success 'blame to a commit with no author name' '
-  TREE=`git rev-parse HEAD:`
-  cat >badcommit <<EOF
+  TREE=`git rev-parse HEAD:` &&
+  cat >badcommit <<EOF &&
 tree $TREE
 author <noname> 1234567890 +0000
 committer David Reiss <dreiss@facebook.com> 1234567890 +0000
 
 some message
 EOF
-  COMMIT=`git hash-object -t commit -w badcommit`
+  COMMIT=`git hash-object -t commit -w badcommit` &&
   git --no-pager blame $COMMIT -- uno >/dev/null
 '