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-rw-r--r--configs/syslinux-iso/overlay/etc/archiso/functions6
1 files changed, 3 insertions, 3 deletions
diff --git a/configs/syslinux-iso/overlay/etc/archiso/functions b/configs/syslinux-iso/overlay/etc/archiso/functions
index 02b41cf..9fffdcb 100644
--- a/configs/syslinux-iso/overlay/etc/archiso/functions
+++ b/configs/syslinux-iso/overlay/etc/archiso/functions
@@ -1,10 +1,10 @@
# vim: set ft=sh:
-# kernel_cmdline <param>
+# kernel_cmdline <param> <default>
# Looks for a parameter on the kernel's boot-time command line.
#
# returns: 0 if param was found. Also prints its value if it was a K=V param.
-# 1 if it was not
+# 1 if it was not. Also prints value passed as <default>
#
kernel_cmdline ()
{
@@ -15,6 +15,6 @@ kernel_cmdline ()
*) continue ;;
esac
done
-
+ [ -n "${2}" ] && echo "${2}"
return 1
}