# This file contains some usefull common functions # Copyright 2007 Yann E. MORIN # Licensed under the GPL v2. See COPYING in the root of this package # Prepare the fault handler CT_OnError() { ret=$? CT_DoLog ERROR "Build failed in step \"${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}\"" for((step=(CT_STEP_COUNT-1); step>1; step--)); do CT_DoLog ERROR " called in step \"${CT_STEP_MESSAGE[${step}]}\"" done CT_DoLog ERROR "Error happened in \"${BASH_SOURCE[1]}\" in function \"${FUNCNAME[1]}\" (line unknown, sorry)" for((depth=2; ${BASH_LINENO[$((${depth}-1))]}>0; depth++)); do CT_DoLog ERROR " called from \"${BASH_SOURCE[${depth}]}\" at line # ${BASH_LINENO[${depth}-1]} in function \"${FUNCNAME[${depth}]}\"" done [ "${CT_LOG_TO_FILE}" = "y" ] && CT_DoLog ERROR "Look at \"${CT_LOG_FILE}\" for more info on this error." CT_STEP_COUNT=1 CT_DoEnd ERROR exit $ret } # Install the fault handler trap CT_OnError ERR # Inherit the fault handler in subshells and functions set -E # Make pipes fail on the _first_ failed command # Not supported on bash < 3.x, but we need it, so drop the obsoleting bash-2.x set -o pipefail # Don't hash commands' locations, and search every time it is requested. # This is slow, but needed because of the static/shared core gcc which shall # always match to shared if it exists, and only fallback to static if the # shared is not found set +o hashall # Log policy: # - first of all, save stdout so we can see the live logs: fd #6 exec 6>&1 # - then point stdout to the log file (temporary for now) tmp_log_file="${CT_TOP_DIR}/log.$$" exec >>"${tmp_log_file}" # The different log levels: CT_LOG_LEVEL_ERROR=0 CT_LOG_LEVEL_WARN=1 CT_LOG_LEVEL_INFO=2 CT_LOG_LEVEL_EXTRA=3 CT_LOG_LEVEL_DEBUG=4 CT_LOG_LEVEL_ALL=5 # A function to log what is happening # Different log level are available: # - ERROR: A serious, fatal error occurred # - WARN: A non fatal, non serious error occurred, take your responsbility with the generated build # - INFO: Informational messages # - EXTRA: Extra informational messages # - DEBUG: Debug messages # - ALL: Component's build messages # Usage: CT_DoLog [message] # If message is empty, then stdin will be logged. CT_DoLog() { local max_level LEVEL level cur_l cur_L local l eval max_level="\${CT_LOG_LEVEL_${CT_LOG_LEVEL_MAX}}" # Set the maximum log level to DEBUG if we have none [ -z "${max_level}" ] && max_level=${CT_LOG_LEVEL_DEBUG} LEVEL="$1"; shift eval level="\${CT_LOG_LEVEL_${LEVEL}}" if [ $# -eq 0 ]; then cat - else echo "${1}" fi |( IFS="\n" # We want the full lines, even leading spaces CT_PROG_BAR_CPT=0 indent=$((2*CT_STEP_COUNT)) while read line; do case "${CT_LOG_SEE_TOOLS_WARN},${line}" in y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};; y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};; *"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};; *"make["?*"]:"*"Stop.") cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};; *) cur_L="${LEVEL}"; cur_l="${level}";; esac l="`printf \"[%-5s]%*s%s%s\" \"${cur_L}\" \"${indent}\" \" \" \"${line}\"`" # There will always be a log file, be it /dev/null echo -e "${l}" if [ ${cur_l} -le ${max_level} ]; then echo -e "\r${l}" >&6 fi if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then [ ${CT_PROG_BAR_CPT} -eq 0 ] && bar="/" [ ${CT_PROG_BAR_CPT} -eq 10 ] && bar="-" [ ${CT_PROG_BAR_CPT} -eq 20 ] && bar="\\" [ ${CT_PROG_BAR_CPT} -eq 30 ] && bar="|" printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${bar}" >&6 CT_PROG_BAR_CPT=$(((CT_PROG_BAR_CPT+1)%40)) fi done ) return 0 } # Tail message to be logged whatever happens # Usage: CT_DoEnd CT_DoEnd() { local level="$1" CT_STOP_DATE=`CT_DoDate +%s%N` CT_STOP_DATE_HUMAN=`CT_DoDate +%Y%m%d.%H%M%S` CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}" elapsed=$((CT_STOP_DATE-CT_STAR_DATE)) elapsed_min=$((elapsed/(60*1000*1000*1000))) elapsed_sec=`printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000)))` elapsed_csec=`printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000)))` CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})" } # Abort the execution with an error message # Usage: CT_Abort CT_Abort() { CT_DoLog ERROR "$1" exit 1 } # Test a condition, and print a message if satisfied # Usage: CT_Test CT_Test() { local ret local m="$1" shift test "$@" && CT_DoLog WARN "$m" return 0 } # Test a condition, and abort with an error message if satisfied # Usage: CT_TestAndAbort CT_TestAndAbort() { local m="$1" shift test "$@" && CT_Abort "$m" return 0 } # Test a condition, and abort with an error message if not satisfied # Usage: CT_TestAndAbort CT_TestOrAbort() { local m="$1" shift test "$@" || CT_Abort "$m" return 0 } # Test the presence of a tool, or abort if not found # Usage: CT_HasOrAbort CT_HasOrAbort() { CT_TestAndAbort "\"${1}\" not found and needed for successfull toolchain build." -z "`CT_Which \"${1}\"`" return 0 } # Search a program: wrap "which" for those system where # "which" verbosely says there is no match (Mdk are such # suckers...) # Usage: CT_Which CT_Which() { which "$1" 2>/dev/null || true } # Get current date with nanosecond precision # On those system not supporting nanosecond precision, faked with rounding down # to the highest entire second # Usage: CT_DoDate CT_DoDate() { date "$1" |sed -r -e 's/%N$/000000000/;' } CT_STEP_COUNT=1 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="" # Memorise a step being done so that any error is caught # Usage: CT_DoStep CT_DoStep() { local start=`CT_DoDate +%s%N` CT_DoLog "$1" "=================================================================" CT_DoLog "$1" "$2" CT_STEP_COUNT=$((CT_STEP_COUNT+1)) CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift CT_STEP_START[${CT_STEP_COUNT}]="${start}" CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1" return 0 } # End the step just being done # Usage: CT_EndStep CT_EndStep() { local stop=`CT_DoDate +%s%N` local duration=`printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;'` local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}" local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}" CT_STEP_COUNT=$((CT_STEP_COUNT-1)) CT_DoLog "${level}" "${message}: done in ${duration}s" return 0 } # Pushes into a directory, and pops back CT_Pushd() { pushd "$1" >/dev/null 2>&1 } CT_Popd() { popd >/dev/null 2>&1 } # Makes a path absolute # Usage: CT_MakeAbsolutePath path CT_MakeAbsolutePath() { # Try to cd in that directory if [ -d "$1" ]; then CT_Pushd "$1" pwd CT_Popd else # No such directory, fail back to guessing case "$1" in /*) echo "$1";; *) echo "`pwd`/$1";; esac fi return 0 } # Creates a temporary directory # $1: variable to assign to # Usage: CT_MktempDir foo CT_MktempDir() { # Some mktemp do not allow more than 6 Xs eval "$1"="`mktemp -q -d \"${CT_BUILD_DIR}/.XXXXXX\"`" CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}" } # Echoes the specified string on stdout until the pipe breaks. # Doesn't fail # $1: string to echo # Usage: CT_DoYes "" |make oldconfig CT_DoYes() { yes "$1" || true } # Get the file name extension of a component # Usage: CT_GetFileExtension # If found, echoes the extension to stdout # If not found, echoes nothing on stdout. CT_GetFileExtension() { local ext local file="$1" CT_Pushd "${CT_TARBALLS_DIR}" # we need to also check for an empty extension for those very # peculiar components that don't have one (such as sstrip from # buildroot). for ext in .tar.gz .tar.bz2 .tgz .tar ''; do if [ -f "${file}${ext}" ]; then echo "${ext}" break fi done CT_Popd return 0 } # Download an URL using wget # Usage: CT_DoGetFileWget CT_DoGetFileWget() { # Need to return true because it is legitimate to not find the tarball at # some of the provided URLs (think about snapshots, different layouts for # different gcc versions, etc...) # Some (very old!) FTP server might not support the passive mode, thus # retry without # With automated download as we are doing, it can be very dangerous to use # -c to continue the downloads. It's far better to simply overwrite the # destination file wget -nc --progress=dot:binary --tries=3 --passive-ftp "$1" || wget -nc --progress=dot:binary --tries=3 "$1" || true } # Download an URL using curl # Usage: CT_DoGetFileCurl CT_DoGetFileCurl() { # Note: comments about wget method are also valid here # Plus: no good progreess indicator is available with curl, # so output is consigned to oblivion curl --ftp-pasv -O --retry 3 "$1" >/dev/null || curl -O --retry 3 "$1" >/dev/null || true } _wget=`CT_Which wget` _curl=`CT_Which curl` # Wrapper function to call one of curl or wget # Usage: CT_DoGetFile CT_DoGetFile() { case "${_wget},${_curl}" in ,) CT_DoError "Could find neither wget nor curl";; ,*) CT_DoGetFileCurl "$1" 2>&1 |CT_DoLog ALL;; *) CT_DoGetFileWget "$1" 2>&1 |CT_DoLog ALL;; esac } # Download the file from one of the URLs passed as argument # Usage: CT_GetFile [extension] [url ...] CT_GetFile() { local ext local url local file="$1" local first_ext="" shift case "$1" in .tar.bz2|.tar.gz|.tgz|.tar) first_ext="$1" shift ;; esac # Do we already have it? ext=`CT_GetFileExtension "${file}"` if [ -n "${ext}" ]; then CT_DoLog DEBUG "Already have \"${file}\"" return 0 fi CT_Pushd "${CT_TARBALLS_DIR}" # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball, # or, as a failover, a file without extension. # Try local copy first, if it exists for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do CT_DoLog DEBUG "Trying \"${CT_LOCAL_TARBALLS_DIR}/${file}${ext}\"" if [ -r "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" -a \ "${CT_FORCE_DOWNLOAD}" != "y" ]; then CT_DoLog EXTRA "Retrieving \"${file}\" from local storage" cp -v "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL return 0 fi done # Try to download it CT_DoLog EXTRA "Retrieving \"${file}\" from network" for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do # Try all urls in turn for url in "$@"; do CT_DoLog DEBUG "Trying \"${url}/${file}${ext}\"" CT_DoGetFile "${url}/${file}${ext}" if [ -f "${file}${ext}" ]; then # No need to test if the file already exists because # it does NOT. If it did exist, we'd have been stopped # above, when looking for local copies. if [ "${CT_SAVE_TARBALLS}" = "y" ]; then CT_DoLog EXTRA "Saving \"${file}\" to local storage" cp -v "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}" |CT_DoLog ALL fi return 0 fi done done CT_Popd CT_Abort "Could not download \"${file}\", and not present in \"${CT_LOCAL_TARBALLS_DIR}\"" } # Extract a tarball and patch the resulting sources if necessary. # Some tarballs need to be extracted in specific places. Eg.: glibc addons # must be extracted in the glibc directory; uCLibc locales must be extracted # in the extra/locale sub-directory of uClibc. CT_ExtractAndPatch() { local file="$1" local base_file=`echo "${file}" |cut -d - -f 1` local ver_file=`echo "${file}" |cut -d - -f 2-` local official_patch_dir local custom_patch_dir local libc_addon local ext=`CT_GetFileExtension "${file}"` CT_TestAndAbort "\"${file}\" not found in \"${CT_TARBALLS_DIR}\"" -z "${ext}" local full_file="${CT_TARBALLS_DIR}/${file}${ext}" CT_Pushd "${CT_SRC_DIR}" # Add-ons need a little love, really. case "${file}" in glibc-[a-z]*-*) CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}" cd "${CT_LIBC_FILE}" libc_addon=y [ -f ".${file}.extracted" ] && return 0 touch ".${file}.extracted" ;; uClibc-locale-*) CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}" cd "${CT_LIBC_FILE}/extra/locale" libc_addon=y [ -f ".${file}.extracted" ] && return 0 touch ".${file}.extracted" ;; esac # If the directory exists, then consider extraction and patching done if [ -d "${file}" ]; then CT_DoLog DEBUG "Already extracted \"${file}\"" return 0 fi CT_DoLog EXTRA "Extracting \"${file}\"" case "${ext}" in .tar.bz2) tar xvjf "${full_file}" |CT_DoLog ALL;; .tar.gz|.tgz) tar xvzf "${full_file}" |CT_DoLog ALL;; .tar) tar xvf "${full_file}" |CT_DoLog ALL;; *) CT_Abort "Don't know how to handle \"${file}\": unknown extension" ;; esac # Snapshots might not have the version number in the extracted directory # name. This is also the case for some (old) packages, such as libfloat. # Overcome this issue by symlink'ing the directory. if [ ! -d "${file}" -a "${libc_addon}" != "y" ]; then case "${ext}" in .tar.bz2) base=`tar tjf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;; .tar.gz|.tgz) base=`tar tzf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;; .tar) base=`tar tf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;; esac CT_TestOrAbort "There was a problem when extracting \"${file}\"" -d "${base}" -o "${base}" != "${file}" ln -s "${base}" "${file}" fi # Kludge: outside this function, we wouldn't know if we had just extracted # a libc addon, or a plain package. Apply patches now. CT_DoLog EXTRA "Patching \"${file}\"" if [ "${libc_addon}" = "y" ]; then # Some addons tarball directly contian the correct addon directory, # while others have the addon directory named ofter the tarball. # Fix that bu always using the short name (eg: linuxthreads, ports, etc...) addon_short_name=`echo "${file}" |sed -r -e 's/^[^-]+-//; s/-[^-]+$//;'` [ -d "${addon_short_name}" ] || ln -s "${file}" "${addon_short_name}" # If libc addon, we're already in the correct place else cd "${file}" fi official_patch_dir= custom_patch_dir= [ "${CUSTOM_PATCH_ONLY}" = "y" ] || official_patch_dir="${CT_LIB_DIR}/patches/${base_file}/${ver_file}" [ "${CT_CUSTOM_PATCH}" = "y" ] && custom_patch_dir="${CT_CUSTOM_PATCH_DIR}/${base_file}/${ver_file}" for patch_dir in "${official_patch_dir}" "${custom_patch_dir}"; do if [ -n "${patch_dir}" -a -d "${patch_dir}" ]; then for p in "${patch_dir}"/*.patch; do if [ -f "${p}" ]; then CT_DoLog DEBUG "Applying patch \"${p}\"" patch -g0 -F1 -p1 -f <"${p}" |CT_DoLog ALL CT_TestAndAbort "Failed while applying patch file \"${p}\"" ${PIPESTATUS[0]} -ne 0 fi done fi done CT_Popd } # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR. # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR. CT_DoConfigGuess() { if [ -x "${CT_TOP_DIR}/tools/config.guess" ]; then "${CT_TOP_DIR}/tools/config.guess" else "${CT_LIB_DIR}/tools/config.guess" fi } CT_DoConfigSub() { if [ -x "${CT_TOP_DIR}/tools/config.sub" ]; then "${CT_TOP_DIR}/tools/config.sub" "$@" else "${CT_LIB_DIR}/tools/config.sub" "$@" fi } # Compute the target triplet from what is provided by the user # Usage: CT_DoBuildTargetTriplet # In fact this function takes the environment variables to build the target # triplet. It is needed both by the normal build sequence, as well as the # sample saving sequence. CT_DoBuildTargetTriplet() { case "${CT_ARCH_BE},${CT_ARCH_LE}" in y,) target_endian_eb=eb; target_endian_el=;; ,y) target_endian_eb=; target_endian_el=el;; esac case "${CT_ARCH}" in arm) CT_TARGET="${CT_ARCH}${target_endian_eb}";; mips) CT_TARGET="${CT_ARCH}${target_endian_el}";; x86*) # Much love for this one :-( arch="${CT_ARCH_ARCH}" [ -z "${arch}" ] && arch="${CT_ARCH_TUNE}" case "${CT_ARCH}" in x86_64) CT_TARGET=x86_64;; *) case "${arch}" in "") CT_TARGET=i386;; i386|i486|i586|i686) CT_TARGET="${arch}";; winchip*) CT_TARGET=i486;; pentium|pentium-mmx|c3*) CT_TARGET=i586;; nocona|athlon*64|k8|athlon-fx|opteron) CT_TARGET=x86_64;; pentiumpro|pentium*|athlon*) CT_TARGET=i686;; *) CT_TARGET=i586;; esac;; esac;; esac case "${CT_TARGET_VENDOR}" in "") CT_TARGET="${CT_TARGET}-unknown";; *) CT_TARGET="${CT_TARGET}-${CT_TARGET_VENDOR}";; esac case "${CT_KERNEL}" in linux*) CT_TARGET="${CT_TARGET}-linux";; esac case "${CT_LIBC}" in glibc) CT_TARGET="${CT_TARGET}-gnu";; uClibc) CT_TARGET="${CT_TARGET}-uclibc";; esac CT_TARGET=`CT_DoConfigSub "${CT_TARGET}"` } # This function does pause the build until the user strikes "Return" # Usage: CT_DoPause [optional_message] CT_DoPause() { local foo local message="${1:-Pausing for your pleasure}" CT_DoLog INFO "${message}" read -p "Press \"Enter\" to continue, or Ctrl-C to stop..." foo >&6 return 0 } # This function saves the state of the toolchain to be able to restart # at any one point # Usage: CT_DoSaveState CT_DoSaveState() { [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0 local state_name="$1" local state_dir="${CT_STATE_DIR}/${state_name}" CT_DoLog DEBUG "Saving state to restart at step \"${state_name}\"..." rm -rf "${state_dir}" mkdir -p "${state_dir}" case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in y) tar_opt=czf; tar_ext=".tar.gz";; *) tar_opt=cf; tar_ext=".tar";; esac CT_DoLog DEBUG " Saving environment and aliases" # We must omit shell functions # 'isgrep' is here because I don't seem to # be able to remove the functions names. set |awk ' BEGIN { _p = 1; } $0~/^[^ ] ()/ { _p = 0; } _p == 1 $0 == "}" { _p = 1; } ' |egrep -v '^[^ ]+ \(\)' >"${state_dir}/env.sh" CT_DoLog DEBUG " Saving CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\"" CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/cc_core_static_prefix_dir${tar_ext}" . CT_Popd CT_DoLog DEBUG " Saving CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\"" CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/cc_core_shared_prefix_dir${tar_ext}" . CT_Popd CT_DoLog DEBUG " Saving CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\"" CT_Pushd "${CT_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/prefix_dir${tar_ext}" --exclude '*.log' . CT_Popd if [ "${CT_LOG_TO_FILE}" = "y" ]; then CT_DoLog DEBUG " Saving log file" exec >/dev/null case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in y) gzip -3 -c "${CT_LOG_FILE}" >"${state_dir}/log.gz";; *) cat "${CT_LOG_FILE}" >"${state_dir}/log";; esac exec >>"${CT_LOG_FILE}" fi } # This function restores a previously saved state # Usage: CT_DoLoadState CT_DoLoadState(){ local state_name="$1" local state_dir="${CT_STATE_DIR}/${state_name}" local old_RESTART="${CT_RESTART}" local old_STOP="${CT_STOP}" CT_TestOrAbort "The previous build did not reach the point where it could be restarted at \"${CT_RESTART}\"" -d "${state_dir}" # We need to do something special with the log file! if [ "${CT_LOG_TO_FILE}" = "y" ]; then exec >"${state_dir}/tail.log" fi CT_DoLog INFO "Restoring state at step \"${state_name}\", as requested." case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in y) tar_opt=xzf; tar_ext=".tar.gz";; *) tar_opt=cf; tar_ext=".tar";; esac CT_DoLog DEBUG " Removing previous build directories" chmod -R u+rwX "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}" rm -rf "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}" mkdir -p "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}" CT_DoLog DEBUG " Restoring CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\"" CT_Pushd "${CT_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/prefix_dir${tar_ext}" CT_Popd CT_DoLog DEBUG " Restoring CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\"" CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/cc_core_shared_prefix_dir${tar_ext}" CT_Popd CT_DoLog DEBUG " Restoring CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\"" CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}" tar ${tar_opt} "${state_dir}/cc_core_static_prefix_dir${tar_ext}" CT_Popd # Restore the environment, discarding any error message # (for example, read-only bash internals) CT_DoLog DEBUG " Restoring environment" . "${state_dir}/env.sh" >/dev/null 2>&1 || true # Restore the new RESTART and STOP steps CT_RESTART="${old_RESTART}" CT_STOP="${old_STOP}" unset old_stop old_restart if [ "${CT_LOG_TO_FILE}" = "y" ]; then CT_DoLog DEBUG " Restoring log file" exec >/dev/null case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in y) zcat "${state_dir}/log.gz" >"${CT_LOG_FILE}";; *) cat "${state_dir}/log" >"${CT_LOG_FILE}";; esac cat "${state_dir}/tail.log" >>"${CT_LOG_FILE}" exec >>"${CT_LOG_FILE}" rm -f "${state_dir}/tail.log" fi }