refs: remove unnecessary "extern" keywords

diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
index 01dd3243d605f1562a7358de2488d8d0fb2fc3f3..fd741f506f4192e56348fcced49b2deabe59b9e7 100755 (executable)
--- a/t/t7406-submodule-update.sh
+++ b/t/t7406-submodule-update.sh
@@ -379,6 +379,26 @@ test_expect_success 'submodule update - command in .git/config catches failure -
        test_cmp actual expect
 '
 
+cat << EOF >expect
+Execution of 'false $submodulesha1' failed in submodule path '../super/submodule'
+Failed to recurse into submodule path '../super'
+EOF
+
+test_expect_success 'recursive submodule update - command in .git/config catches failure -- subdirectory' '
+       (cd recursivesuper &&
+        git submodule update --remote super &&
+        git add super &&
+        git commit -m "update to latest to have more than one commit in submodules"
+       ) &&
+       git -C recursivesuper/super config submodule.submodule.update "!false" &&
+       git -C recursivesuper/super/submodule reset --hard $submodulesha1^ &&
+       (cd recursivesuper &&
+        mkdir -p tmp && cd tmp &&
+        test_must_fail git submodule update --recursive ../super 2>../../actual
+       ) &&
+       test_cmp actual expect
+'
+
 test_expect_success 'submodule init does not copy command into .git/config' '
        (cd super &&
         H=$(git ls-files -s submodule | cut -d" " -f2) &&
@@ -830,4 +850,31 @@ test_expect_success 'submodule update --recursive drops module name before recur
         test_i18ngrep "Submodule path .deeper/submodule/subsubmodule.: checked out" actual
        )
 '
+
+test_expect_success 'submodule update can be run in parallel' '
+       (cd super2 &&
+        GIT_TRACE=$(pwd)/trace.out git submodule update --jobs 7 &&
+        grep "7 tasks" trace.out &&
+        git config submodule.fetchJobs 8 &&
+        GIT_TRACE=$(pwd)/trace.out git submodule update &&
+        grep "8 tasks" trace.out &&
+        GIT_TRACE=$(pwd)/trace.out git submodule update --jobs 9 &&
+        grep "9 tasks" trace.out
+       )
+'
+
+test_expect_success 'git clone passes the parallel jobs config on to submodules' '
+       test_when_finished "rm -rf super4" &&
+       GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules --jobs 7 . super4 &&
+       grep "7 tasks" trace.out &&
+       rm -rf super4 &&
+       git config --global submodule.fetchJobs 8 &&
+       GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules . super4 &&
+       grep "8 tasks" trace.out &&
+       rm -rf super4 &&
+       GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules --jobs 9 . super4 &&
+       grep "9 tasks" trace.out &&
+       rm -rf super4
+'
+
 test_done