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proxmox-boot: return empty if file does not exist in get_first_line
author
Stoiko Ivanov
<s.ivanov@proxmox.com>
Fri, 11 Feb 2022 15:15:41 +0000
(16:15 +0100)
committer
Thomas Lamprecht
<t.lamprecht@proxmox.com>
Tue, 22 Feb 2022 12:31:31 +0000
(13:31 +0100)
makes using this helper shorter in most cases
Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>
Reviewed-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Tested-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
proxmox-boot/functions
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diff --git
a/proxmox-boot/functions
b/proxmox-boot/functions
index 4515a2d9139cf53e5e947678e06de655e85b3cda..27da363ad255fce6ebf9df9d2aa37c119eb601cd 100755
(executable)
--- 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}"