tests/: Do not use `sed -i`

"-i" isn't part of the POSIX standard and doesn't work on several
platforms such as OpenBSD. Use a temporary file instead.

Signed-off-by: Lukas Fleischer <cgit@cryptocrack.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/t0010-validate-html.sh b/tests/t0010-validate-html.sh
index 5bd0a25..ca08d69 100755
--- a/tests/t0010-validate-html.sh
+++ b/tests/t0010-validate-html.sh
@@ -8,8 +8,8 @@ test_url()
 {
         tidy_opt="-eq"
         test -z "$NO_TIDY_WARNINGS" || tidy_opt+=" --show-warnings no"
-        cgit_url "$1" >tidy-$test_count || return
-        sed -ie "1,4d" tidy-$test_count || return
+        cgit_url "$1" >tidy-$test_count.tmp || return
+        sed -e "1,4d" tidy-$test_count.tmp >tidy-$test_count || return
         "$tidy" $tidy_opt tidy-$test_count
         rc=$?