foreach::
Evaluates an arbitrary shell command in each checked out submodule.
- The command has access to the variables $name, $path and $sha1:
+ The command has access to the variables $name, $path, $sha1 and
+ $toplevel:
$name is the name of the relevant submodule section in .gitmodules,
$path is the name of the submodule directory relative to the
- superproject, and $sha1 is the commit as recorded in the superproject.
+ superproject, $sha1 is the commit as recorded in the superproject,
+ and $toplevel is the absolute path to the top-level of the superproject.
Any submodules defined in the superproject but not checked out are
ignored by this command. Unless given --quiet, foreach prints the name
of each submodule before evaluating the command.
sub1sha1=$(cd super/sub1 && git rev-parse HEAD)
sub3sha1=$(cd super/sub3 && git rev-parse HEAD)
+pwd=$(pwd)
+
cat > expect <<EOF
Entering 'sub1'
-foo1-sub1-$sub1sha1
+$pwd/clone-foo1-sub1-$sub1sha1
Entering 'sub3'
-foo3-sub3-$sub3sha1
+$pwd/clone-foo3-sub3-$sub3sha1
EOF
test_expect_success 'test basic "submodule foreach" usage' '
(
cd clone &&
git submodule update --init -- sub1 sub3 &&
- git submodule foreach "echo \$name-\$path-\$sha1" > ../actual
+ git submodule foreach "echo \$toplevel-\$name-\$path-\$sha1" > ../actual &&
+ git config foo.bar zar &&
+ git submodule foreach "git config --file \"\$toplevel/.git/config\" foo.bar"
) &&
test_cmp expect actual
'