Merge branch 'ep/shell-command-substitution'

Adjust shell scripts to use $(cmd) instead of `cmd`.

* ep/shell-command-substitution: (41 commits)
  t5000-tar-tree.sh: use the $( ... ) construct for command substitution
  t4204-patch-id.sh: use the $( ... ) construct for command substitution
  t4119-apply-config.sh: use the $( ... ) construct for command substitution
  t4116-apply-reverse.sh: use the $( ... ) construct for command substitution
  t4057-diff-combined-paths.sh: use the $( ... ) construct for command substitution
  t4038-diff-combined.sh: use the $( ... ) construct for command substitution
  t4036-format-patch-signer-mime.sh: use the $( ... ) construct for command substitution
  t4014-format-patch.sh: use the $( ... ) construct for command substitution
  t4013-diff-various.sh: use the $( ... ) construct for command substitution
  t4012-diff-binary.sh: use the $( ... ) construct for command substitution
  t4010-diff-pathspec.sh: use the $( ... ) construct for command substitution
  t4006-diff-mode.sh: use the $( ... ) construct for command substitution
  t3910-mac-os-precompose.sh: use the $( ... ) construct for command substitution
  t3905-stash-include-untracked.sh: use the $( ... ) construct for command substitution
  t1050-large.sh: use the $( ... ) construct for command substitution
  t1020-subdirectory.sh: use the $( ... ) construct for command substitution
  t1004-read-tree-m-u-wf.sh: use the $( ... ) construct for command substitution
  t1003-read-tree-prefix.sh: use the $( ... ) construct for command substitution
  t1002-read-tree-m-u-2way.sh: use the $( ... ) construct for command substitution
  t1001-read-tree-m-2way.sh: use the $( ... ) construct for command substitution
  ...

1 files changed, 6 insertions, 6 deletions

diff --git a/t/t0001-init.sh b/t/t0001-init.sh
index bbc9cb60d..2f3020342 100755
--- a/t/t0001-init.sh
+++ b/t/t0001-init.sh
@@ -185,14 +185,14 @@ test_expect_success 'init --bare/--shared overrides system/global config' '
 	git init --bare --shared=0666 init-bare-shared-override &&
 	check_config init-bare-shared-override true unset &&
 	test x0666 = \
-	x`git config -f init-bare-shared-override/config core.sharedRepository`
+	x$(git config -f init-bare-shared-override/config core.sharedRepository)
 '
 
 test_expect_success 'init honors global core.sharedRepository' '
 	test_config_global core.sharedRepository 0666 &&
 	git init shared-honor-global &&
 	test x0666 = \
-	x`git config -f shared-honor-global/.git/config core.sharedRepository`
+	x$(git config -f shared-honor-global/.git/config core.sharedRepository)
 '
 
 test_expect_success 'init rejects insanely long --template' '
@@ -285,7 +285,7 @@ test_expect_success 'init prefers command line to GIT_DIR' '
 test_expect_success 'init with separate gitdir' '
 	rm -rf newdir &&
 	git init --separate-git-dir realgitdir newdir &&
-	echo "gitdir: `pwd`/realgitdir" >expected &&
+	echo "gitdir: $(pwd)/realgitdir" >expected &&
 	test_cmp expected newdir/.git &&
 	test_path_is_dir realgitdir/refs
 '
@@ -299,7 +299,7 @@ test_expect_success 're-init to update git link' '
 	cd newdir &&
 	git init --separate-git-dir ../surrealgitdir
 	) &&
-	echo "gitdir: `pwd`/surrealgitdir" >expected &&
+	echo "gitdir: $(pwd)/surrealgitdir" >expected &&
 	test_cmp expected newdir/.git &&
 	test_path_is_dir surrealgitdir/refs &&
 	test_path_is_missing realgitdir/refs
@@ -312,7 +312,7 @@ test_expect_success 're-init to move gitdir' '
 	cd newdir &&
 	git init --separate-git-dir ../realgitdir
 	) &&
-	echo "gitdir: `pwd`/realgitdir" >expected &&
+	echo "gitdir: $(pwd)/realgitdir" >expected &&
 	test_cmp expected newdir/.git &&
 	test_path_is_dir realgitdir/refs
 '
@@ -326,7 +326,7 @@ test_expect_success SYMLINKS 're-init to move gitdir symlink' '
 	ln -s here .git &&
 	git init --separate-git-dir ../realgitdir
 	) &&
-	echo "gitdir: `pwd`/realgitdir" >expected &&
+	echo "gitdir: $(pwd)/realgitdir" >expected &&
 	test_cmp expected newdir/.git &&
 	test_cmp expected newdir/here &&
 	test_path_is_dir realgitdir/refs