#!@@CT_bash@@

# This script is responsible for saving the current configuration into a

# sample to be used later on as a pre-configured target.

# What we need to save:

#  - the .config file

#  - the uClibc .config file if uClibc selected

#  - info about who reported the sample

# Parse the tools' paths configuration

. "${CT_LIB_DIR}/paths.sh"

# We'll need the stdout later, save it

exec 7>&1

. "${CT_LIB_DIR}/scripts/functions"

# Don't care about any log file

exec >/dev/null

rm -f "${tmp_log_file}"

# Parse the configuration file

# Don't use CT_TestOrAbort, it prints the test string to [DEBUG]

# Note: we just need the non-mangled .config, not .config.2

if [ ! -f .config ]; then

    CT_Abort "Configuration file not found. Please create one."

fi

. .config

# We can not reliably save a sample which either uses local patches

# and/or custom Linux kernel headers. Warn the user about this issue

# and continue if he/she confirms sving the sample.

if [ "${CT_CUSTOM_PATCH}" = "y" ]; then

    exec >&7

    echo "You are using local patches."

    echo "You will not be able to (easily) share this sample in this case."

    read -p "Press Ctrl-C to stop now, or Enter to continue..."

fi

if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then

    exec >&7

    echo "You are using custom Linux headers."

    echo "You will not be able to (easily) share this sample in this case."

    read -p "Press Ctrl-C to stop now, or Enter to continue..."

fi

# Do not use a progress bar

unset CT_LOG_PROGRESS_BAR

# Parse architecture and kernel specific functions

. "${CT_LIB_DIR}/scripts/build/arch/${CT_ARCH}.sh"

. "${CT_LIB_DIR}/scripts/build/kernel/${CT_KERNEL}.sh"

# Target tuple: CT_TARGET needs a little love:

CT_DoBuildTargetTuple

# Kludge: if any of the config options needs either CT_TARGET or CT_TOP_DIR,

# re-parse them:

. .config

# Override log options

unset CT_LOG_PROGRESS_BAR CT_LOG_ERROR CT_LOG_INFO CT_LOG_EXTRA CT_LOG_DEBUG LOG_ALL

CT_LOG_WARN=y

CT_LOG_LEVEL_MAX="WARN"

# Compute the name of the sample directory

case "${CT_TOOLCHAIN_TYPE}" in

    cross)      samp_name="${CT_TARGET}";;

    canadian)   samp_name="${CT_HOST},${CT_TARGET}";;

    *)          CT_Abort "Unsupported toolchain type '${CT_TOOLCHAIN_TYPE}'";;

esac

samp_dir="samples/${samp_name}"

mkdir -p "${samp_dir}"

# Tweak the .config file

# We need to be based on the real .config with kconfig's values,

# not our mangled .config.2 with shell arrays

cp .config .defconfig

"${sed}" -r -e 's|^(CT_PREFIX_DIR)=.*|\1="${HOME}/x-tools/${CT_TARGET}"|;'      \

            -e 's|^# CT_LOG_TO_FILE is not set$|CT_LOG_TO_FILE=y|;'             \

            -e 's|^# CT_LOG_FILE_COMPRESS is not set$|CT_LOG_FILE_COMPRESS=y|;' \

            -e 's|^(CT_LOCAL_TARBALLS_DIR)=.*|\1="${HOME}/src"|;'               \

         <.config                                                               \

         >.defconfig

# Function to copy a file to the sample directory

# Needed in case the file is already there (think of a previously available sample)

# Usage: CT_DoAddFileToSample <source> <dest>

CT_DoAddFileToSample() {

    source="$1"

    dest="$2"

    inode_s=$(ls -i "${source}" |awk '{ print $1; }')

    inode_d=$(ls -i "${dest}" 2>/dev/null |awk '{ print $1; }' || true)

    if [ "${inode_s}" != "${inode_d}" ]; then

        cp "${source}" "${dest}"

    fi

}

if [ "${CT_TOP_DIR}" = "${CT_LIB_DIR}" ]; then

    samp_top_dir="\${CT_LIB_DIR}"

else

    samp_top_dir="\${CT_TOP_DIR}"

fi

# Save the uClibc .config file

if [ -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" ]; then

    # We save the file, and then point the saved sample to this file

    CT_DoAddFileToSample "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${samp_dir}/${CT_LIBC}-${CT_LIBC_VERSION}.config"

    "${sed}" -r -i -e 's|^(CT_LIBC_UCLIBC_CONFIG_FILE)=.+$|\1="'"${samp_top_dir}"'/samples/${CT_TARGET}/${CT_LIBC}-${CT_LIBC_VERSION}.config"|;' \

             .defconfig

else

    # remove any dangling files

    for f in "${samp_dir}/${CT_LIBC}-"*.config; do

        if [ -f "${f}" ]; then rm -f "${f}"; fi

    done

fi

# Now, actually save the defconfig

export KCONFIG_CONFIG="$(pwd)/.defconfig"

${CONF} --savedefconfig="${samp_dir}/crosstool.config" "${KCONFIG_TOP}"

rm -f .defconfig

# Restore stdout now, to be interactive

exec >&7

# Fill-in the reported-by info

[ -f "${samp_dir}/reported.by" ] && . "${samp_dir}/reported.by"

old_name="${reporter_name}"

old_url="${reporter_url}"

old_comment="${reporter_comment}"

read -p "Reporter name [${reporter_name}]: " reporter_name

read -p "Reporter URL [${reporter_url}]: " reporter_url

if [ -n "${reporter_comment}" ]; then

  echo "Old comment:"

  printf "${reporter_comment}\n" |sed -r -e 's/^/  > /;'

fi

echo "Reporter comment (Ctrl-D to finish, '.' to use previous):"

reporter_comment=$(cat)

if [ "${reporter_comment}" = "." ]; then

  reporter_comment="${old_comment}"

fi

( echo "reporter_name=\"${reporter_name:=${old_name}}\""

  echo "reporter_url=\"${reporter_url:=${old_url}}\""

  printf "reporter_comment=\"${reporter_comment}\"\n"

) >"${samp_dir}/reported.by"