Import brltty

grub-core/braille/brltty/Bootdisks/rhmkroot

@@ -0,0 +1,69 @@
+#!/bin/sh
+
+set -e
+
+# Make local mount points
+mkdir -p mnt1 mnt2
+# Mount bootdisk image read-only
+mount boot.img mnt1 -o loop,ro -t msdos
+# Get the initial ramdisk it contains
+cp mnt1/initrd.img .
+# Finished with boot image for now.
+umount mnt1
+# Unzip and mount it
+mv initrd.img initrd.gz
+gunzip initrd.gz
+# Prevent warning about having to check the filesystem
+tune2fs -c 0 -i 0 initrd >/dev/null
+mount initrd mnt2 -o loop
+
+# Work in initial ramdisk
+# Rename it's init
+mv mnt2/sbin/init mnt2/sbin/init_real
+# Put BRLTTY on it
+cp brltty mnt2/sbin
+# New init is a link to BRLTTY
+ln -s brltty mnt2/sbin/init
+# Help files and tables (if the person isn't familiar...)
+if [ -d etcbrltty ]; then
+  mkdir -p mnt2/etc/brltty
+  install etcbrltty/* mnt2/etc/brltty
+fi
+# Make sure some needed device files are present
+# ttyS0 ttyS1 tty0
+for i in ttyS0 ttyS1 tty0; do
+  if [ ! -e mnt2/dev/$i ]; then
+    cp -a /dev/$i mnt2/dev/$i
+    chown root:root mnt2/dev/$i
+  fi
+done
+# vcsa or vcsa0
+# NB this doesn't handle devfs...
+if [ ! -e mnt2/dev/vcsa -a ! -e mnt2/dev/vcsa0 ]; then
+  for i in vcsa vcsa0; do
+    if [ -c /dev/$i ]; then
+      if [ -h /dev/$i ]; then
+        tgt="`readlink /dev/$i`"
+        # This assumes the link is relative...
+        if [ -c /dev/$tgt ]; then
+          cp -a /dev/$tgt mnt2/dev
+        else
+          echo "Failed to get link target of /dev/$i"
+          echo "Failed!!"
+          exit 1
+        fi
+      fi
+      cp -a /dev/$i mnt2/dev
+    fi
+  done
+fi
+if [ ! -e mnt2/dev/vcsa -a ! -e mnt2/dev/vcsa0 ]; then
+  echo "Failed to create mnt2/dev/vcsa"
+  echo "Failed!"
+  exit 1
+fi
+
+# Done with initial ramdisk. wrap it up.
+umount mnt2
+gzip -9 initrd
+mv initrd.gz myroot.img