From 78b1d0d7b85b02b2ba7fe72227f6d62208b23086 Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Mon, 8 Aug 2016 22:01:36 +0800
Subject: add gen_grubcfg() to generate GRUB config from entry file

---
 mkgrubcfg.sh | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100755 mkgrubcfg.sh

(limited to 'mkgrubcfg.sh')

diff --git a/mkgrubcfg.sh b/mkgrubcfg.sh
new file mode 100755
index 0000000..4be770b
--- /dev/null
+++ b/mkgrubcfg.sh
@@ -0,0 +1,37 @@
+# generate GRUB menuentry
+# usage: UUID="$UUID" ISOFILE="$ISOFILE" ./mkgrubcfg.sh <entryfile>
+#
+# variables in entryfile:
+# - UUID: the UUID of the partition
+# - ISOFILE: the file name of iso
+#
+# parameters in entry file:
+# - TITLE: GRUB menu entry title
+# - KERNEL: path to kernel image
+# - INITRD: path to initramfs/initrd image
+# - OPTION: kernel command line
+# - X64: y/n, indicates whether it's 64-bit
+
+source "$1"
+
+if [ "$X64" = y ]; then
+	echo 'if cpuid -l; then'
+fi
+
+cat << EOF
+menuentry '$TITLE' {
+	linux $KERNEL $OPTION
+EOF
+
+for _initrd in "${INITRD[@]}"
+do
+	echo -e "\tinitrd $_initrd"
+done
+
+echo '}'
+
+if [ "$X64" = y ]; then
+	echo 'fi'
+fi
+
+echo
-- 
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