#!/bin/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

 # 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

 CT_TestOrAbort "Configuration file not found. Please create one." -f .config

 . .config

 # 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"

 # Create the sample directory

 if [ ! -d "samples/${CT_TARGET}" ]; then

     mkdir -p "samples/${CT_TARGET}"

 fi

 # Save the crosstool-NG config file

 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                                                                \

     >"samples/${CT_TARGET}/crosstool.config"

 # 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}" |gawk '{ print $1; }')

     inode_d=$(ls -i "${dest}" 2>/dev/null |gawk '{ 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 "${CT_LIBC_UCLIBC_CONFIG_FILE}" "samples/${CT_TARGET}/${CT_LIBC}-${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"|;' \

         "samples/${CT_TARGET}/crosstool.config"

 else

     # remove any dangling files

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

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

     done

 fi

 # Restore stdout now, to be interactive

 exec >&7

 # Fill-in the reported-by info

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

 old_name="${reporter_name}"

 old_url="${reporter_url}"

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

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

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

   echo "Old comment if you need to copy-paste:"

   printf "${reporter_comment}\n"

 fi

 echo "Reporter comment (Ctrl-D to finish):"

 reporter_comment=$(cat)

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

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

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

 ) >"samples/${CT_TARGET}/reported.by"