From 3dd1abf43bfaed2f6792d38b61c38bc630bdda83 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Wed, 29 Mar 2023 08:38:04 -0300
Subject: tests/vm-check.sh: Add POSIX alternative to "sed -u"

---
 tests/vm-check.sh | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'tests')

diff --git a/tests/vm-check.sh b/tests/vm-check.sh
index e6b4af4..695e4d7 100755
--- a/tests/vm-check.sh
+++ b/tests/vm-check.sh
@@ -76,12 +76,23 @@ eval "$(assert-arg -- "${REMOTE:-}" '-r REMOTE')"
 
 
 SEP="$(color -c blacki ':')"
+
+pre() {
+        # Same as:
+        # sed -u "s|^|[$CMD]: |"
+        # but the "-u" option is not POSIX
+        IFS=''
+        while read -r line; do
+                printf '%s%s\n' "$1" "$line"
+        done
+}
+
 pre_guest() {
-	sed -u "s|^|$(color -c green "$HOST")$SEP$(color -c yellow "$TYPE")$SEP |"
+	pre "$(color -c green "$HOST")$SEP$(color -c yellow "$TYPE")$SEP "
 }
 
 pre_host() {
-	sed -u "s|^|$(color -c blueb "$0")$SEP |"
+	pre "$(color -c blueb "$0")$SEP "
 }
 
 STATUS_F="$(mkstemp)"
-- 
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