t/t5570-git-daemon.sh: use the $( ... ) construct for command substitution

diff --git a/t/t5570-git-daemon.sh b/t/t5570-git-daemon.sh
index b7e283252d7d73e937ef87096801f2d252e95961..d76269a8fc96a874042cd2e070794e2c56577468 100755 (executable)
--- a/t/t5570-git-daemon.sh
+++ b/t/t5570-git-daemon.sh
@@ -57,7 +57,7 @@ test_expect_success 'prepare pack objects' '
 test_expect_success 'fetch notices corrupt pack' '
        cp -R "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_pack.git "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_bad1.git &&
        (cd "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_bad1.git &&
-        p=`ls objects/pack/pack-*.pack` &&
+        p=$(ls objects/pack/pack-*.pack) &&
         chmod u+w $p &&
         printf %0256d 0 | dd of=$p bs=256 count=1 seek=1 conv=notrunc
        ) &&
@@ -65,14 +65,14 @@ test_expect_success 'fetch notices corrupt pack' '
        (cd repo_bad1.git &&
         git --bare init &&
         test_must_fail git --bare fetch "$GIT_DAEMON_URL/repo_bad1.git" &&
-        test 0 = `ls objects/pack/pack-*.pack | wc -l`
+        test 0 = $(ls objects/pack/pack-*.pack | wc -l)
        )
 '
 
 test_expect_success 'fetch notices corrupt idx' '
        cp -R "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_pack.git "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_bad2.git &&
        (cd "$GIT_DAEMON_DOCUMENT_ROOT_PATH"/repo_bad2.git &&
-        p=`ls objects/pack/pack-*.idx` &&
+        p=$(ls objects/pack/pack-*.idx) &&
         chmod u+w $p &&
         printf %0256d 0 | dd of=$p bs=256 count=1 seek=1 conv=notrunc
        ) &&
@@ -80,7 +80,7 @@ test_expect_success 'fetch notices corrupt idx' '
        (cd repo_bad2.git &&
         git --bare init &&
         test_must_fail git --bare fetch "$GIT_DAEMON_URL/repo_bad2.git" &&
-        test 0 = `ls objects/pack | wc -l`
+        test 0 = $(ls objects/pack | wc -l)
        )
 '