scripts/saveSample.sh.in
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Sep 13 17:14:28 2009 +0200 (2009-09-13)
changeset 1539 dd6d8c22d3fd
parent 1529 42a6a2583e24
child 1935 c573e3ef5e07
permissions -rw-r--r--
samples: correclty fix saving samples with a C library config file
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#!@@CT_bash@@
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# This script is responsible for saving the current configuration into a
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# sample to be used later on as a pre-configured target.
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# What we need to save:
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#  - the .config file
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#  - the uClibc .config file if uClibc selected
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#  - info about who reported the sample
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# Parse the tools' paths configuration
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. "${CT_LIB_DIR}/paths.mk"
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# We'll need the stdout later, save it
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exec 7>&1
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. "${CT_LIB_DIR}/scripts/functions"
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# Don't care about any log file
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exec >/dev/null
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rm -f "${tmp_log_file}"
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# Parse the configuration file
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CT_TestOrAbort "Configuration file not found. Please create one." -f .config
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. .config
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# We can not reliably save a sample which either uses local patches
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# and/or custom Linux kernel headers. Warn the user about this issue
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# and continue if he/she confirms sving the sample.
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if [ "${CT_CUSTOM_PATCH}" = "y" ]; then
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    exec >&7
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    echo "You are using local patches."
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    echo "You will not be able to (easily) share this sample in this case."
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    read -p "Press Ctrl-C to stop now, or Enter to continue..."
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fi
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if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then
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    exec >&7
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    echo "You are using custom Linux headers."
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    echo "You will not be able to (easily) share this sample in this case."
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    read -p "Press Ctrl-C to stop now, or Enter to continue..."
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fi
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# Do not use a progress bar
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unset CT_LOG_PROGRESS_BAR
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# Parse architecture and kernel specific functions
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. "${CT_LIB_DIR}/scripts/build/arch/${CT_ARCH}.sh"
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. "${CT_LIB_DIR}/scripts/build/kernel/${CT_KERNEL}.sh"
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# Target tuple: CT_TARGET needs a little love:
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CT_DoBuildTargetTuple
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# Kludge: if any of the config options needs either CT_TARGET or CT_TOP_DIR,
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# re-parse them:
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. .config
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# Override log options
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unset CT_LOG_PROGRESS_BAR CT_LOG_ERROR CT_LOG_INFO CT_LOG_EXTRA CT_LOG_DEBUG LOG_ALL
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CT_LOG_WARN=y
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CT_LOG_LEVEL_MAX="WARN"
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# Compute the name of the sample directory
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case "${CT_TOOLCHAIN_TYPE}" in
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    cross)      samp_name="${CT_TARGET}";;
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    canadian)   samp_name="${CT_HOST},${CT_TARGET}";;
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    *)          CT_Abort "Unsupported toolchain type '${CT_TOOLCHAIN_TYPE}'";;
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esac
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samp_dir="samples/${samp_name}"
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mkdir -p "${samp_dir}"
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# Save the crosstool-NG config file
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"${sed}" -r -e 's|^(CT_PREFIX_DIR)=.*|\1="${HOME}/x-tools/${CT_TARGET}"|;'      \
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            -e 's|^# CT_LOG_TO_FILE is not set$|CT_LOG_TO_FILE=y|;'             \
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            -e 's|^# CT_LOG_FILE_COMPRESS is not set$|CT_LOG_FILE_COMPRESS=y|;' \
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            -e 's|^(CT_LOCAL_TARBALLS_DIR)=.*|\1="${HOME}/src"|;'               \
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         <.config                                                               \
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    >"${samp_dir}/crosstool.config"
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# Function to copy a file to the sample directory
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# Needed in case the file is already there (think of a previously available sample)
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# Usage: CT_DoAddFileToSample <source> <dest>
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CT_DoAddFileToSample() {
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    source="$1"
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    dest="$2"
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    inode_s=$(ls -i "${source}" |awk '{ print $1; }')
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    inode_d=$(ls -i "${dest}" 2>/dev/null |awk '{ print $1; }' || true)
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    if [ "${inode_s}" != "${inode_d}" ]; then
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        cp "${source}" "${dest}"
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    fi
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}
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if [ "${CT_TOP_DIR}" = "${CT_LIB_DIR}" ]; then
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    samp_top_dir="\${CT_LIB_DIR}"
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else
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    samp_top_dir="\${CT_TOP_DIR}"
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fi
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# Save the uClibc .config file
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if [ -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" ]; then
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    # We save the file, and then point the saved sample to this file
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    CT_DoAddFileToSample "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${samp_dir}/${CT_LIBC}-${CT_LIBC_VERSION}.config"
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    "${sed}" -r -i -e 's|^(CT_LIBC_UCLIBC_CONFIG_FILE)=.+$|\1="'"${samp_top_dir}"'/samples/${CT_TARGET}/${CT_LIBC}-${CT_LIBC_VERSION}.config"|;' \
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             "${samp_dir}/crosstool.config"
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else
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    # remove any dangling files
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    for f in "${samp_dir}/${CT_LIBC}-"*.config; do
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        if [ -f "${f}" ]; then rm -f "${f}"; fi
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    done
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fi
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# Restore stdout now, to be interactive
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exec >&7
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# Fill-in the reported-by info
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[ -f "${samp_dir}/reported.by" ] && . "${samp_dir}/reported.by"
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old_name="${reporter_name}"
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old_url="${reporter_url}"
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read -p "Reporter name [${reporter_name}]: " reporter_name
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read -p "Reporter URL [${reporter_url}]: " reporter_url
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if [ -n "${reporter_comment}" ]; then
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  echo "Old comment if you need to copy-paste:"
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  printf "${reporter_comment}\n"
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fi
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echo "Reporter comment (Ctrl-D to finish):"
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reporter_comment=$(cat)
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( echo "reporter_name=\"${reporter_name:=${old_name}}\""
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  echo "reporter_url=\"${reporter_url:=${old_url}}\""
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  printf "reporter_comment=\"${reporter_comment}\"\n"
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) >"${samp_dir}/reported.by"