makes using this helper shorter in most cases
Signed-off-by: Stoiko Ivanov <s.iva...@proxmox.com>
---
proxmox-boot/functions | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/proxmox-boot/functions b/proxmox-boot/functions
index 4515a2d..27da363 100755
--- a/proxmox-boot/functions
+++ b/proxmox-boot/functions
@@ -104,6 +104,11 @@ loop_esp_list() {
get_first_line() {
file="$1"
+ if [ ! -e "$file" ]; then
+ echo ""
+ return
+ fi
+
while IFS= read -r line || [ -n "$line" ]; do
break
done < "${file}"
--
2.30.2
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