mkttyiso

TTYLINUX迷你代码 TTYLINUX迷你代码

#!/bin/sh

##########################
# CONFIGURATION SETTINGS #
##########################

# where to find ttylinux files and create iso image
TTYLINUX="/home/pharao90/ttylinux"

# kernel image file to use
VMLINUZ="bzImage"

# name of root filesystem image
FILESYS="filesys"

# location of isolinux.bin boot loader binary
ISOLINUX="/usr/share/syslinux/isolinux.bin"

# stuff to append to kernel command line
APPEND=""

# temporary directory where to put ISO directories
ISODIR="iso"

# name for the iso image to create
ISOFILE="bootcd.iso"

########################
# END OF CONFIGURATION #
########################

echo "mkttyiso (C) 2002,2006 Pascal Schmidt"
echo

if [ ! -r "$ISOLINUX" ]; then
  echo "Error: isolinux binary '$ISOLINUX' does not exist."
  exit 1
fi

if [ "$TTYLINUX" = "" ]; then
  TTYLINUX="."
fi

if [ ! -d "$TTYLINUX" ]; then
  echo "Error: base directory '$TTYLINUX' does not exist."
  exit 1
fi

echo "Base directory: $TTYLINUX"

if [ "$ISODIR" = "" ]; then
  ISODIR=$TTYLINUX/iso
fi

if [ -d "$ISODIR" ]; then
  echo "Error: ISO directory '$ISODIR' already exists."
  exit 1
fi

echo "ISO directory name: $ISODIR"

if [ "$ISOFILE" = "" ]; then
  ISOFILE="$TTYLINUX/bootcd.iso"
fi

if [ -e "$ISOFILE" ]; then
  echo "Error: ISO file '$ISOFILE' already exists."
  exit 1
fi

echo "ISO filename: $ISOFILE"

if [ "$VMLINUZ" = "" ]; then
  VMLINUZ="vmlinuz"
fi

if [ ! -r "$VMLINUZ" ]; then
  echo "Error: kernel image '$VMLINUZ' unreadable or missing."
  exit 1
fi

echo "Kernel filename: $VMLINUZ"

APPEND="$APPEND"

echo "Kernel append line: $APPEND"

cleanup() {
  rm -rf $ISODIR
  exit 1
}

check() {
  if [ $? -eq 0 ]; then
    echo "done"
  else
    echo "failed"
    cleanup
  fi
}

CHECK_FILES="user_guide.html user_guide.tex AUTHORS COPYING ChangeLog"

echo

cd $TTYLINUX

for i in $CHECK_FILES; do
  if [ ! -r "$i" ]; then
     echo "Error: file '$i' is not readable or does not exist."
     exit 1
  fi
done

echo -n "Creating ISO image directory structure: "
mkdir -p $ISODIR/isolinux
check

echo -n "Copying boot loader binary: "
cp "$ISOLINUX" $ISODIR/isolinux
check

echo -n "Copying kernel image: "
cp "$VMLINUZ" $ISODIR/isolinux/bzImage
check

echo -n "Copying filesystem image: "
cp "$FILESYS" $ISODIR/isolinux/filesys
check

echo -n "Creating boot loader configuration: "
cat > $ISODIR/isolinux/isolinux.cfg <<EOF
default linux initrd=filesys load_ramdisk=1 prompt_ramdisk=0 ramdisk_size=4096 ro root=/dev/ram0
PROMPT 0
LABEL linux
KERNEL bzImage
EOF
check

echo -n "Copying documentation files to ISO directory: "
cp AUTHORS user_guide.html user_guide.tex COPYING ChangeLog $ISODIR
check

echo -n "Creating ISO image: "
mkisofs -r -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot \
	-boot-load-size 4 -boot-info-table -o $ISOFILE $ISODIR &> /dev/null
check

echo -n "Removing ISO directories: "
rm -rf $ISODIR
check

echo
echo "ISO image file '$ISOFILE' is ready."