From 67e93d6a0a4f15192638e131413b9d64c4269c76 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@localhost>
Date: Tue, 12 Apr 2011 15:53:55 +0000
Subject: updating cwfs and moving installer in /rc/bin

---
 rc/bin/inst/bootwinnt | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100755 rc/bin/inst/bootwinnt

(limited to 'rc/bin/inst/bootwinnt')

diff --git a/rc/bin/inst/bootwinnt b/rc/bin/inst/bootwinnt
new file mode 100755
index 000000000..ee92f5d76
--- /dev/null
+++ b/rc/bin/inst/bootwinnt
@@ -0,0 +1,47 @@
+#!/bin/rc
+
+if(! c: || ! test -f /n/c:/boot.ini) {
+	echo 'Could not find NT''s boot.ini on the first FAT disk.'
+	exit bad
+}
+
+if(test -f /n/c:/boot.p9) {
+	echo 'A Plan 9 backup already exists; will not edit boot.ini again.'
+	exit bad
+}
+
+if(! cp /n/c:/boot.ini /n/c:/boot.p9) {
+	echo 'Could not back up boot.ini; will not continue.'
+	exit bad
+}
+
+chmod +w /n/c:/boot.ini
+
+if(! grep -si '\[operating systems\]' /n/c:/boot.ini) {
+	echo 'Could not parse boot.ini.'
+	exit bad
+}
+
+if(grep -si 'Plan 9' /n/c:/boot.ini) {
+	p9file=`{grep 'Plan 9' /n/c:/boot.ini | sed 1q | sed 's/=.*//'}
+	if(! ~ $p9file [Cc]:'\'*) {
+		echo 'Unexpected Plan 9 entry in boot.ini already; not continuing.'
+		exit bad
+	}
+}
+
+if not {
+	p9file='c:\bootsect.p9'
+	echo 'c:\bootsect.p9 = "Plan 9 from Bell Labs"
' >>/n/c:/boot.ini
+}
+
+p9file=/n/^`{echo $p9file | sed 's!\\!/!g'}
+
+
+if(dd -if /dev/$disk/plan9 -bs 512 -count 1 -of $p9file >/dev/null >[2]/dev/null) {
+	echo 'Plan 9 added to Windows NT boot menu.'
+	exit ''
+}
+
+echo 'Error copying Plan 9 boot sector to file.'
+exit bad
-- 
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