From 95ee1fa0303fc72ca10f594db5b1c4a8551fed3d Mon Sep 17 00:00:00 2001
From: Jonas Nick <jonasd.nick@gmail.com>
Date: Wed, 15 Sep 2021 20:09:35 +0000
Subject: [PATCH] sync-upstream: fix quoting

Otherwise strings in $TITLE and $BODAY that are enclosed in ` are executed in
gh-pr-create.sh.
---
 contrib/sync-upstream.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/contrib/sync-upstream.sh b/contrib/sync-upstream.sh
index 55dde4e1..b72744f4 100755
--- a/contrib/sync-upstream.sh
+++ b/contrib/sync-upstream.sh
@@ -100,11 +100,20 @@ git checkout master
 git pull
 git checkout -b temp-merge-"$PRNUM"
 
+# Escape single quote
+# ' -> '\''
+quote() {
+    local quoted=${1//\'/\'\\\'\'}
+    printf "%s" "$quoted"
+}
+TITLE=$(quote "$TITLE")
+BODY=$(quote "$BODY")
+
 BASEDIR=$(dirname "$0")
 FNAME="$BASEDIR/gh-pr-create.sh"
 cat <<EOT > "$FNAME"
 #!/bin/sh
-gh pr create -t "$TITLE" -b "$BODY" --web
+gh pr create -t '$TITLE' -b '$BODY' --web
 # Remove temporary branch
 git checkout master
 git branch -D temp-merge-"$PRNUM"