scripts/get_linux_config.sh

   1 #!/bin/bash
   2 #######################################################################
   3 #
   4 # Copy successively all configs from the BSP directory (par #1)
   5 # to the Linux directory (par #2)
   6 # Do not copy config files for later linux versions than the current
   7 # A well-behaved filename is
   8 # "<name>-linux-2.6.<major>.<minor>.config" or
   9 # "<name>-linux-2.6.<major>.config"
  10 #
  11 #######################################################################
  12
  13 TOPDIR=`pwd`
  14 DEBUG=0
  15 # parameter #1  BOARD_PATH
  16 # parameter #2  LINUX26_DIR
  17
  18 CONFIGS=`ls -X $1/*linux-2.6.*.config | sed s/[.]config// - | sort`
  19 LINUX26_DIR=`basename $2`
  20 LINUX26_CONFIG=${2}/.config
  21 LINUX_MAJOR_VERSION=${LINUX26_DIR:10:2}
  22 LINUX_MINOR_VERSION=${LINUX26_DIR:13}
  23
  24 function DBG_PRINT
  25 {
  26         if [ ${DEBUG} == 1 ] ; then
  27                 echo $1
  28         fi
  29 }
  30
  31 function linux_version()
  32 {
  33         local KCONFIG
  34         KCONFIG=`basename $1`
  35         KERNEL=`echo ${KCONFIG} | sed s/.*linux-2.6./linux-2.6./g -`
  36         THIS_MAJOR=${KERNEL:10:2}
  37         THIS_MINOR=${KERNEL:13}
  38 }
  39
  40 # Try to be careful...
  41 DBG_PRINT MAJOR=\"${LINUX_MAJOR_VERSION}\"
  42 DBG_PRINT MINOR=\"${LINUX_MINOR_VERSION}\"
  43
  44 for i in ${CONFIGS} ; do
  45     DBG_PRINT FILE=$i
  46     linux_version $i
  47     DBG_PRINT KERNEL=${KERNEL}
  48     if [ ${THIS_MAJOR} -lt ${LINUX_MAJOR_VERSION} ] ; then
  49             echo Copying `basename $i`.config ...
  50             cp $i.config ${LINUX26_CONFIG}
  51     elif [ ${THIS_MAJOR} -eq ${LINUX_MAJOR_VERSION} ] ; then
  52         if [ "${LINUX_MINOR_VERSION}X" == "X" ] ; then
  53                 if [ "${THIS_MINOR}X" == "X" ] ; then
  54                     echo Copying `basename $i`.config ...
  55                     cp $i.config ${LINUX26_CONFIG}
  56                 else
  57                         return
  58                 fi
  59         elif [ ${THIS_MINOR} -le ${LINUX_MINOR_VERSION} ] ; then
  60             echo Copying `basename $i`.config ...
  61             cp $i.config ${LINUX26_CONFIG}
  62         fi
  63     else
  64         return
  65     fi
  66 done
  67
  68 # Did not work... - be promisceous
  69
  70 if [ ! -f "${LINUX26_CONFIG}" ] ; then \
  71         for i in `ls $1/*linux*.config` ; do
  72                 echo Copying `basename $i` ...
  73                 cp $i ${LINUX26_CONFIG}
  74         done
  75 fi
  76