1 # This file contains some usefull common functions -*- sh -*-
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
5 # Prepare the fault handler
14 # To avoid printing the backtace for each sub-shell
15 # up to the top-level, just remember we've dumped it
16 if [ ! -f "${CT_WORK_DIR}/backtrace" ]; then
17 touch "${CT_WORK_DIR}/backtrace"
19 # Print steps backtrace
20 step_depth=${CT_STEP_COUNT}
21 CT_STEP_COUNT=1 # To have a zero-indentation
25 for((step=step_depth; step>0; step--)); do
26 CT_DoLog ERROR ">> ${intro} in step '${CT_STEP_MESSAGE[${step}]}'"
30 # Print functions backtrace
31 intro="Error happened in"
33 for((depth=1; ${BASH_LINENO[$((${depth}-1))]}>0; depth++)); do
34 file="${BASH_SOURCE[${depth}]#${CT_LIB_DIR}/}"
35 func="${FUNCNAME[${depth}]}"
36 line="@${BASH_LINENO[${depth}-1]:-?}"
37 CT_DoLog ERROR ">> ${intro}: ${func}[${file}${line}]"
41 # If the user asked for interactive debugging, dump him/her to a shell
42 if [ "${CT_DEBUG_INTERACTIVE}" = "y" ]; then
43 # We do not want this sub-shell exit status to be caught, because
44 # it is absolutely legit that it exits with non-zero.
45 # Save the trap handler to restore it after our debug-shell
46 old_trap="$(trap -p ERR)"
50 printf "\r \n\nCurrent command"
51 if [ -n "${cur_cmd}" ]; then
52 printf ":\n %s\n" "${cur_cmd}"
56 printf "exited with error code: %d\n" ${ret}
57 printf "Please fix it up and finish by exiting the shell with one of these values:\n"
58 printf " 1 fixed, continue with next build command\n"
59 if [ -n "${cur_cmd}" ]; then
60 printf " 2 repeat this build command\n"
62 printf " 3 abort build\n\n"
64 ${bash} --rcfile <(printf "PS1='ct-ng:\w> '\nPROMPT_COMMAND=''\n") -i
67 1) printf "\nContinuing past the failed command.\n\n"
70 2) if [ -n "${cur_cmd}" ]; then
71 printf "\nRe-trying last command.\n\n"
77 printf "\nPlease exit with one of these values:\n"
78 printf " 1 fixed, continue with next build command\n"
79 if [ -n "${cur_cmd}" ]; then
80 printf " 2 repeat this build command\n"
82 printf " 3 abort build\n"
87 # Restore the trap handler
90 1) rm -f "${CT_WORK_DIR}/backtrace"; touch "${CT_BUILD_DIR}/skip"; return;;
91 2) rm -f "${CT_WORK_DIR}/backtrace"; touch "${CT_BUILD_DIR}/repeat"; return;;
92 # 3 is an abort, continue...
97 # And finally, in top-level shell, print some hints
98 if [ ${BASH_SUBSHELL} -eq 0 ]; then
99 # Help diagnose the error
100 CT_STEP_COUNT=1 # To have a zero-indentation
102 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
103 CT_DoLog ERROR ">> For more info on this error, look at the file: '${tmp_log_file#${CT_TOP_DIR}/}'"
105 CT_DoLog ERROR ">> There is a list of known issues, some with workarounds, in:"
106 CT_DoLog ERROR ">> '${CT_DOC_DIR#${CT_TOP_DIR}/}/B - Known issues.txt'"
110 rm -f "${CT_WORK_DIR}/backtrace"
115 # Install the fault handler
118 # Inherit the fault handler in subshells and functions
121 # Make pipes fail on the _first_ failed command
122 # Not supported on bash < 3.x, but we need it, so drop the obsoleting bash-2.x
125 # Don't hash commands' locations, and search every time it is requested.
126 # This is slow, but needed because of the static/shared core gcc which shall
127 # always match to shared if it exists, and only fallback to static if the
128 # shared is not found
132 # - first of all, save stdout so we can see the live logs: fd #6
133 # (also save stdin and stderr for use by CT_DEBUG_INTERACTIVE)
135 # - then point stdout to the log file
136 tmp_log_file="${CT_TOP_DIR}/build.log"
137 rm -f "${tmp_log_file}"
138 exec >>"${tmp_log_file}"
140 # The different log levels:
151 # Make it easy to use \n and !
155 # A function to log what is happening
156 # Different log level are available:
157 # - ERROR: A serious, fatal error occurred
158 # - WARN: A non fatal, non serious error occurred, take your responsbility with the generated build
159 # - INFO: Informational messages
160 # - EXTRA: Extra informational messages
161 # - CFG: Output of various "./configure"-type scripts
162 # - FILE: File / archive unpacking.
163 # - STATE: State save & restore
164 # - ALL: Component's build messages
165 # - DEBUG: Internal debug messages
166 # Usage: CT_DoLog <level> [message]
167 # If message is empty, then stdin will be logged.
169 local max_level LEVEL level cur_l cur_L
171 eval max_level="\${CT_LOG_LEVEL_${CT_LOG_LEVEL_MAX}}"
172 # Set the maximum log level to DEBUG if we have none
173 [ -z "${max_level}" ] && max_level=${CT_LOG_LEVEL_DEBUG}
176 eval level="\${CT_LOG_LEVEL_${LEVEL}}"
178 if [ $# -eq 0 ]; then
182 fi |( IFS="${CR}" # We want the full lines, even leading spaces
188 indent=$((2*CT_STEP_COUNT))
190 case "${CT_LOG_SEE_TOOLS_WARN},${line}" in
191 y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
192 y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
193 *"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
194 *"make["*"]: *** ["*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
195 *) cur_L="${LEVEL}"; cur_l="${level}";;
197 # There will always be a log file (stdout, fd #1), be it /dev/null
198 printf "[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}"
199 if [ ${cur_l} -le ${max_level} ]; then
200 # Only print to console (fd #6) if log level is high enough.
201 printf "${CT_LOG_PROGRESS_BAR:+\r}[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}" >&6
203 if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then
204 printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${_prog_bar[$((_prog_bar_cpt/10))]}" >&6
205 _prog_bar_cpt=$(((_prog_bar_cpt+1)%40))
213 # Execute an action, and log its messages
214 # It is possible to even log local variable assignments (a-la: var=val ./cmd opts)
215 # Usage: CT_DoExecLog <level> [VAR=val...] <command> [parameters...]
227 *=*) eval export "'${1}'"; shift;;
231 # This while-loop goes hand-in-hand with the ERR trap handler:
232 # - if the command terminates successfully, then we hit the break
233 # statement, and we exit the loop
234 # - if the command terminates in error, then the ERR handler kicks
236 # - if the user did *not* ask for interactive debugging, the ERR
237 # handler exits, and we hit the end of the sub-shell
238 # - if the user did ask for interactive debugging, the ERR handler
239 # spawns a shell. Upon termination of this shell, the ERR handler
240 # examines the exit status of the shell:
241 # - if 1, the ERR handler returns; then we hit the else statement,
242 # then the break, and we exit the 'while' loop, to continue the
244 # - if 2, the ERR handler touches the repeat file, and returns;
245 # then we hit the if statement, and we loop for one more
247 # - if 3, the ERR handler exits with the command's exit status,
249 # - for any other exit status of the shell, the ERR handler
250 # prints an informational message, and respawns the shell
252 # This allows a user to get an interactive shell that has the same
253 # environment (PATH and so on) that the failed command was ran with.
255 rm -f "${CT_BUILD_DIR}/repeat"
256 CT_DoLog DEBUG "==> Executing: ${cur_cmd}"
257 "${@}" 2>&1 |CT_DoLog "${level}"
259 if [ -f "${CT_BUILD_DIR}/repeat" ]; then
260 rm -f "${CT_BUILD_DIR}/repeat"
262 elif [ -f "${CT_BUILD_DIR}/skip" ]; then
263 rm -f "${CT_BUILD_DIR}/skip"
272 # Catch failure of the sub-shell
276 # Tail message to be logged whatever happens
277 # Usage: CT_DoEnd <level>
281 CT_STOP_DATE=$(CT_DoDate +%s%N)
282 CT_STOP_DATE_HUMAN=$(CT_DoDate +%Y%m%d.%H%M%S)
283 if [ "${level}" != "ERROR" ]; then
284 CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}"
286 elapsed=$((CT_STOP_DATE-CT_STAR_DATE))
287 elapsed_min=$((elapsed/(60*1000*1000*1000)))
288 elapsed_sec=$(printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000))))
289 elapsed_csec=$(printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000))))
290 CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})"
293 # Remove entries referring to . and other relative paths
294 # Usage: CT_SanitizePath
300 # Only accept absolute paths;
301 # Note: as a special case the empty string in PATH is equivalent to .
302 if [ -n "${p}" -a -z "${p%%/*}" ]; then
303 new="${new}${new:+:}${p}"
309 # Sanitise the directory name contained in the variable passed as argument:
310 # - remove duplicate /
311 # Usage: CT_SanitiseVarDir CT_PREFIX_DIR
312 CT_SanitiseVarDir() {
318 eval "old_dir=\"\${${var}}\""
319 new_dir="$( printf "${old_dir}" \
320 |sed -r -e 's:/+:/:g;' \
322 eval "${var}=\"${new_dir}\""
323 CT_DoLog DEBUG "Sanitised '${var}': '${old_dir}' -> '${new_dir}'"
327 # Abort the execution with an error message
328 # Usage: CT_Abort <message>
334 # Test a condition, and print a message if satisfied
335 # Usage: CT_Test <message> <tests>
340 CT_DoLog DEBUG "Testing '! ( $* )'"
341 test "$@" && CT_DoLog WARN "$m"
345 # Test a condition, and abort with an error message if satisfied
346 # Usage: CT_TestAndAbort <message> <tests>
350 CT_DoLog DEBUG "Testing '! ( $* )'"
351 test "$@" && CT_Abort "$m"
355 # Test a condition, and abort with an error message if not satisfied
356 # Usage: CT_TestAndAbort <message> <tests>
360 CT_DoLog DEBUG "Testing '$*'"
361 test "$@" || CT_Abort "$m"
365 # Test the presence of a tool, or abort if not found
366 # Usage: CT_HasOrAbort <tool>
368 CT_TestAndAbort "'${1}' not found and needed for successful toolchain build." -z "$(CT_Which "${1}")"
372 # Search a program: wrap "which" for those system where "which"
373 # verbosely says there is no match (such as on Mandriva).
374 # Usage: CT_Which <filename>
376 which "$1" 2>/dev/null || true
379 # Get current date with nanosecond precision
380 # On those system not supporting nanosecond precision, faked with rounding down
381 # to the highest entire second
382 # Usage: CT_DoDate <fmt>
384 date "$1" |sed -r -e 's/%?N$/000000000/;'
388 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="(top-level)"
389 # Memorise a step being done so that any error is caught
390 # Usage: CT_DoStep <loglevel> <message>
392 local start=$(CT_DoDate +%s%N)
393 CT_DoLog "$1" "================================================================="
395 CT_STEP_COUNT=$((CT_STEP_COUNT+1))
396 CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift
397 CT_STEP_START[${CT_STEP_COUNT}]="${start}"
398 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1"
402 # End the step just being done
405 local stop=$(CT_DoDate +%s%N)
406 local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;')
407 local elapsed=$(printf "%02d:%02d" $((SECONDS/60)) $((SECONDS%60)))
408 local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
409 local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
410 CT_STEP_COUNT=$((CT_STEP_COUNT-1))
411 CT_DoLog "${level}" "${message}: done in ${duration}s (at ${elapsed})"
415 # Pushes into a directory, and pops back
417 CT_DoLog DEBUG "Entering '$1'"
418 pushd "$1" >/dev/null 2>&1
424 # Create a dir and cd or pushd into it
425 # Usage: CT_mkdir_cd <dir/to/create>
426 # CT_mkdir_pushd <dir/to/create>
440 # Creates a temporary directory
441 # $1: variable to assign to
442 # Usage: CT_MktempDir foo
444 # Some mktemp do not allow more than 6 Xs
445 eval "$1"=$(mktemp -q -d "${CT_BUILD_DIR}/tmp.XXXXXX")
446 CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
447 CT_DoLog DEBUG "Made temporary directory '${!1}'"
451 # Removes one or more directories, even if it is read-only, or its parent is
452 # Usage: CT_DoForceRmdir dir [...]
456 for dir in "${@}"; do
457 [ -d "${dir}" ] || continue
460 mode="$(stat -c '%a' "$(dirname "${dir}")")"
463 mode="$(stat -f '%Lp' "$(dirname "${dir}")")"
466 CT_Abort "Unhandled host OS $CT_SYS_OS"
469 CT_DoExecLog ALL chmod u+w "$(dirname "${dir}")"
470 CT_DoExecLog ALL chmod -R u+w "${dir}"
471 CT_DoExecLog ALL rm -rf "${dir}"
472 CT_DoExecLog ALL chmod ${mode} "$(dirname "${dir}")"
476 # Echoes the specified string on stdout until the pipe breaks.
479 # Usage: CT_DoYes "" |make oldconfig
484 # Add the specified directory to LD_LIBRARY_PATH, and export it
485 # If the specified patch is already present, just export
487 # $2: add as 'first' or 'last' path, 'first' is assumed if $2 is empty
488 # Usage CT_SetLibPath /some/where/lib [first|last]
493 case ":${LD_LIBRARY_PATH}:" in
497 CT_DoLog DEBUG "Adding '${path}' at end of LD_LIBRARY_PATH"
498 LD_LIBRARY_PATH="${LD_LIBRARY_PATH:+${LD_LIBRARY_PATH}:}${path}"
501 CT_DoLog DEBUG "Adding '${path}' at start of LD_LIBRARY_PATH"
502 LD_LIBRARY_PATH="${path}${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}"
505 CT_Abort "Incorrect position '${pos}' to add '${path}' to LD_LIBRARY_PATH"
510 CT_DoLog DEBUG "==> LD_LIBRARY_PATH='${LD_LIBRARY_PATH}'"
511 export LD_LIBRARY_PATH
514 # Build up the list of allowed tarball extensions
515 # Add them in the prefered order; most preferred comes first
516 CT_DoListTarballExt() {
517 if [ "${CT_CONFIGURE_has_xz}" = "y" ]; then
520 if [ "${CT_CONFIGURE_has_lzma}" = "y" \
521 -o "${CT_CONFIGURE_has_xz}" = "y" ]; then
525 printf ".tar.gz\n.tgz\n"
530 # Get the file name extension of a component
531 # Usage: CT_GetFileExtension <component_name-component_version> [extension]
532 # If found, echoes the extension to stdout, and return 0
533 # If not found, echoes nothing on stdout, and return !0.
534 CT_GetFileExtension() {
540 # we need to also check for an empty extension for those very
541 # peculiar components that don't have one (such as sstrip from
543 for ext in ${first_ext} $(CT_DoListTarballExt) /.git ''; do
544 if [ -e "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
553 # Try to retrieve the specified URL (HTTP or FTP)
554 # Usage: CT_DoGetFile <URL>
555 # This functions always returns true (0), as it can be legitimate not
556 # to find the requested URL (think about snapshots, different layouts
557 # for different gcc versions, etc...).
560 local dest="${CT_TARBALLS_DIR}/${url##*/}"
561 local tmp="${dest}.tmp-dl"
563 # Remove potential left-over from a previous run
566 # We also retry a few times, in case there is a transient error (eg. behind
567 # a dynamic IP that changes during the transfer...)
568 # With automated download as we are doing, it can be very dangerous to
569 # continue the downloads. It's far better to simply overwrite the
571 # Some company networks have firewalls to connect to the internet, but it's
572 # not easy to detect them, so force a global ${CT_CONNECT_TIMEOUT}-second
574 if [ ${CT_CONNECT_TIMEOUT} = -1 ]; then
577 T="-T ${CT_CONNECT_TIMEOUT}"
579 if CT_DoExecLog ALL wget --passive-ftp --tries=3 -nc \
580 --progress=dot:binary \
585 # Success, we got it, good!
586 mv "${tmp}" "${dest}"
587 CT_DoLog DEBUG "Got it from: \"${url}\""
591 CT_DoLog DEBUG "Not at this location: \"${url}\""
595 # This function tries to retrieve a tarball form a local directory
596 # Usage: CT_GetLocal <basename> [.extension]
602 # Do we already have it in *our* tarballs dir?
603 if ext="$( CT_GetFileExtension "${basename}" ${first_ext} )"; then
604 CT_DoLog DEBUG "Already have '${basename}'"
608 if [ -n "${CT_LOCAL_TARBALLS_DIR}" ]; then
609 CT_DoLog DEBUG "Trying to retrieve an already downloaded copy of '${basename}'"
610 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
611 # or, as a failover, a file without extension.
612 for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
613 CT_DoLog DEBUG "Trying '${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}'"
614 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" -a \
615 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
616 CT_DoLog DEBUG "Got '${basename}' from local storage"
617 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" "${CT_TARBALLS_DIR}/${basename}${ext}"
625 # This function gets the custom source from either a tarball or directory
626 # Usage: CT_GetCustom <component> <custom_version> <custom_location>
628 local custom_component="$1"
629 local custom_version="$2"
630 local custom_location="$3"
631 local custom_name="${custom_component}-${custom_version}"
633 CT_TestAndAbort "${custom_name}: CT_CUSTOM_LOCATION_ROOT_DIR or ${custom_component}'s CUSTOM_LOCATION must be set." \
634 -z "${CT_CUSTOM_LOCATION_ROOT_DIR}" -a -z "${custom_location}"
636 if [ -n "${CT_CUSTOM_LOCATION_ROOT_DIR}" \
637 -a -z "${custom_location}" ]; then
638 custom_location="${CT_CUSTOM_LOCATION_ROOT_DIR}/${custom_component}"
641 CT_DoLog EXTRA "Using '${custom_name}' from custom location"
642 if [ ! -d "${custom_location}" ]; then
643 # We need to know the custom tarball extension,
644 # so we can create a properly-named symlink, which
645 # we use later on in 'extract'
646 case "${custom_location}" in
647 *.tar.xz) custom_name="${custom_name}.tar.xz";;
648 *.tar.bz2) custom_name="${custom_name}.tar.bz2";;
649 *.tar.gz|*.tgz) custom_name="${custom_name}.tar.gz";;
650 *.tar) custom_name="${custom_name}.tar";;
651 *) CT_Abort "Unknown extension for custom tarball '${custom_location}'";;
653 CT_DoExecLog DEBUG ln -sf "${custom_location}" \
654 "${CT_TARBALLS_DIR}/${custom_name}"
656 CT_DoExecLog DEBUG ln -snf "${custom_location}" \
657 "${CT_SRC_DIR}/${custom_name}"
661 # This function saves the specified to local storage if possible,
662 # and if so, symlinks it for later usage
663 # Usage: CT_SaveLocal </full/path/file.name>
666 local basename="${file##*/}"
668 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
669 CT_DoLog EXTRA "Saving '${basename}' to local storage"
670 # The file may already exist if downloads are forced: remove it first
671 CT_DoExecLog ALL rm -f "${CT_LOCAL_TARBALLS_DIR}/${basename}"
672 CT_DoExecLog ALL mv -f "${file}" "${CT_LOCAL_TARBALLS_DIR}"
673 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}" "${file}"
677 # Download the file from one of the URLs passed as argument
678 # Usage: CT_GetFile <basename> [.extension] <url> [url ...]
686 # If next argument starts with a dot, then this is not an URL,
687 # and we can consider that it is a preferred extension.
694 # Does it exist localy?
695 if CT_GetLocal "${file}" ${first_ext}; then
700 # If not allowed to download from the Internet, don't
701 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
702 CT_DoLog DEBUG "Not allowed to download from the Internet, aborting ${file} download"
706 # Try to retrieve the file
707 CT_DoLog EXTRA "Retrieving '${file}'"
709 # Add URLs on the LAN mirror
710 if [ "${CT_USE_MIRROR}" = "y" ]; then
711 CT_TestOrAbort "Please set the mirror base URL" -n "${CT_MIRROR_BASE_URL}"
712 URLS+=( "${CT_MIRROR_BASE_URL}/${file%-*}" )
713 URLS+=( "${CT_MIRROR_BASE_URL}" )
716 if [ "${CT_FORCE_MIRROR}" != "y" ]; then
720 # Scan all URLs in turn, and try to grab a tarball from there
721 # Do *not* try git trees (ext=/.git), this is handled in a specific
723 for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
724 # Try all urls in turn
725 for url in "${URLS[@]}"; do
726 [ -n "${url}" ] || continue
727 CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
728 CT_DoGetFile "${url}/${file}${ext}"
729 if [ -f "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
730 CT_DoLog DEBUG "Got '${file}' from the Internet"
731 CT_SaveLocal "${CT_TARBALLS_DIR}/${file}${ext}"
737 # Just return error, someone may want to catch and handle the error
738 # (eg. glibc/eglibc add-ons can be missing).
742 # Checkout from CVS, and build the associated tarball
743 # The tarball will be called ${basename}.tar.bz2
744 # Prerequisite: either the server does not require password,
745 # or the user must already be logged in.
746 # 'tag' is the tag to retrieve. Must be specified, but can be empty.
747 # If dirname is specified, then module will be renamed to dirname
748 # prior to building the tarball.
749 # Usage: CT_GetCVS <basename> <url> <module> <tag> [dirname[=subdir]]
750 # Note: if '=subdir' is given, then it is used instead of 'module'.
755 local tag="${4:+-r ${4}}"
759 # First try locally, then the mirror
760 if CT_GetFile "${basename}"; then
761 # Got it! Return early! :-)
765 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
766 CT_DoLog WARN "Downloads forbidden, not trying cvs retrieval"
771 CT_Pushd "${tmp_dir}"
773 CT_DoExecLog ALL cvs -z 9 -d "${uri}" co -P ${tag} "${module}"
774 if [ -n "${dirname}" ]; then
777 CT_DoExecLog DEBUG mv "${dirname#*=}" "${dirname%%=*}"
778 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname%%=*}"
781 CT_DoExecLog ALL mv "${module}" "${dirname}"
782 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname:-${module}}"
786 CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
789 CT_DoExecLog ALL rm -rf "${tmp_dir}"
792 # Check out from SVN, and build the associated tarball
793 # The tarball will be called ${basename}.tar.bz2
794 # Prerequisite: either the server does not require password,
795 # or the user must already be logged in.
796 # 'rev' is the revision to retrieve
797 # Usage: CT_GetSVN <basename> <url> [rev]
803 # First try locally, then the mirror
804 if CT_GetFile "${basename}"; then
805 # Got it! Return early! :-)
809 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
810 CT_DoLog WARN "Downloads forbidden, not trying svn retrieval"
815 CT_Pushd "${tmp_dir}"
817 if ! CT_DoExecLog ALL svn export ${rev:+-r ${rev}} "${uri}" "${basename}"; then
818 CT_DoLog WARN "Could not retrieve '${basename}'"
821 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${basename}"
822 CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
825 CT_DoExecLog ALL rm -rf "${tmp_dir}"
829 # Tries the given URLs in turn until one can get cloned. No tarball will be created.
830 # Prerequisites: either the server does not require password,
831 # or the user has already taken any action to authenticate to the server.
832 # The cloned tree will *not* be stored in the local tarballs dir!
833 # Usage: CT_GetGit <basename> <cset> <url>
835 local basename="${1}"
838 local file="${basename}-${cset}.tar.gz"
839 local dir="${CT_TARBALLS_DIR}/${basename}-${cset}.git"
840 local dest="${CT_TARBALLS_DIR}/${file}"
841 local tmp="${CT_TARBALLS_DIR}/${file}.tmp-dl"
843 # Do we alreadyhave it?
844 if CT_GetLocal "${file}"; then
849 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
850 CT_DoLog WARN "Downloads forbidden, not trying git retrieval"
854 # Add URLs on the LAN mirror
855 # We subvert the normal download method, just to look for
856 # looking at the local mirror
857 if CT_GetFile "${basename}-${cset}" .tar.gz; then
861 CT_DoLog EXTRA "Retrieving '${basename}-${cset}' (git)"
863 # Remove potential left-over from a previous run
864 CT_DoExecLog ALL rm -rf "${tmp}.tar.gz" "${tmp}.tar" "${tmp}" "${dir}"
866 if CT_DoExecLog ALL git clone "${url}" "${dir}"; then
869 CT_DoExecLog ALL git archive --format=tar \
870 --prefix="${basename}-${cset}/" \
873 CT_DoExecLog ALL gzip -9 "${tmp}.tar"
874 CT_DoExecLog ALL mv -f "${tmp}.tar.gz" "${dest}"
875 CT_SaveLocal "${dest}"
876 CT_DoExecLog ALL rm -rf "${tmp}.tar.gz" "${tmp}.tar" "${tmp}" "${dir}"
880 CT_DoExecLog ALL rm -rf "${dir}"
881 CT_DoLog Debug "Could not clone '${basename}'"
887 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
888 # must be extracted in the glibc directory; uCLibc locales must be extracted
889 # in the extra/locale sub-directory of uClibc. This is taken into account
890 # by the caller, that did a 'cd' into the correct path before calling us
891 # and sets nochdir to 'nochdir'.
892 # Note also that this function handles the git trees!
893 # Usage: CT_Extract [nochdir] <basename> [options]
894 # where 'options' are dependent on the source (eg. git branch/tag...)
902 if [ "${nochdir}" = "nochdir" ]; then
906 nochdir="${CT_SRC_DIR}"
912 if ! ext="$(CT_GetFileExtension "${basename}")"; then
913 CT_DoLog WARN "'${basename}' not found in '${CT_TARBALLS_DIR}'"
916 local full_file="${CT_TARBALLS_DIR}/${basename}${ext}"
918 # Check if already extracted
919 if [ -e "${CT_SRC_DIR}/.${basename}.extracted" ]; then
920 CT_DoLog DEBUG "Already extracted '${basename}'"
924 # Check if previously partially extracted
925 if [ -e "${CT_SRC_DIR}/.${basename}.extracting" ]; then
926 CT_DoLog ERROR "The '${basename}' sources were partially extracted."
927 CT_DoLog ERROR "Please remove first:"
928 CT_DoLog ERROR " - the source dir for '${basename}', in '${CT_SRC_DIR}'"
929 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${basename}.extracting'"
930 CT_Abort "I'll stop now to avoid any carnage..."
932 CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracting"
934 CT_Pushd "${nochdir}"
936 CT_DoLog EXTRA "Extracting '${basename}'"
937 CT_DoExecLog FILE mkdir -p "${basename}"
938 tar_opts=( "--strip-components=1" )
939 tar_opts+=( "-C" "${basename}" )
943 # - lzma can be handled either with 'xz' or 'lzma'
944 # - we get lzma tarball only if either or both are available
945 # - so, if we get an lzma tarball, and either 'xz' or 'lzma' is
946 # missing, we can assume the other is available
947 if [ "${CT_CONFIGURE_has_lzma}" = "y" ]; then
948 lzma_prog="lzma -fdc"
953 .tar.xz) xz -fdc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
954 .tar.lzma) ${lzma_prog} "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
955 .tar.bz2) bzip2 -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
956 .tar.gz|.tgz) gzip -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
957 .tar) CT_DoExecLog FILE tar "${tar_opts[@]}" -f "${full_file}";;
958 .zip) CT_DoExecLog FILE unzip "${@}" "${full_file}";;
959 /.git) CT_ExtractGit "${basename}" "${@}";;
960 *) CT_DoLog WARN "Don't know how to handle '${basename}${ext}': unknown extension"
965 # Don't mark as being extracted for git
968 *) CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracted";;
970 CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${basename}.extracting"
975 # Create a working git clone of a local git repository
976 # Usage: CT_ExtractGit <basename> [ref]
977 # where 'ref' is the reference to use:
978 # the full name of a branch, like "remotes/origin/branch_name"
979 # a date as understandable by git, like "YYYY-MM-DD[ hh[:mm[:ss]]]"
981 # If 'ref' is not given, the current repository HEAD will be used
983 local basename="${1}"
988 # pushd now to be able to get git revlist in case ref is a date
989 repo="${CT_TARBALLS_DIR}/${basename}"
992 # What kind of reference is ${ref} ?
993 if [ -z "${ref}" ]; then
995 ref=$(git rev-list -n1 HEAD)
996 elif git tag |grep -E "^${ref}$" >/dev/null 2>&1; then
998 elif git branch -a --no-color |grep -E "^. ${ref}$" >/dev/null 2>&1; then
1000 elif date -d "${ref}" >/dev/null 2>&1; then
1002 ref=$(git rev-list -n1 --before="${ref}")
1004 CT_Abort "Reference '${ref}' is an incorrect git reference: neither tag, branch nor date"
1009 CT_DoExecLog FILE rmdir "${basename}"
1010 case "${ref_type}" in
1011 branch) CT_DoExecLog FILE git clone -b "${ref}" "${repo}" "${basename}" ;;
1012 *) CT_DoExecLog FILE git clone "${repo}" "${basename}"
1013 CT_Pushd "${basename}"
1014 CT_DoExecLog FILE git checkout "${ref}"
1020 # Patches the specified component
1021 # See CT_Extract, above, for explanations on 'nochdir'
1022 # Usage: CT_Patch [nochdir] <packagename> <packageversion>
1023 # If the package directory is *not* packagename-packageversion, then
1024 # the caller must cd into the proper directory first, and call us
1035 local bundled_patch_dir
1036 local local_patch_dir
1038 if [ "${nochdir}" = "nochdir" ]; then
1042 pkgdir="${pkgname}-${version}"
1047 pkgdir="${pkgname}-${version}"
1048 nochdir="${CT_SRC_DIR}/${pkgdir}"
1051 # Check if already patched
1052 if [ -e "${CT_SRC_DIR}/.${pkgdir}.patched" ]; then
1053 CT_DoLog DEBUG "Already patched '${pkgdir}'"
1057 # Check if already partially patched
1058 if [ -e "${CT_SRC_DIR}/.${pkgdir}.patching" ]; then
1059 CT_DoLog ERROR "The '${pkgdir}' sources were partially patched."
1060 CT_DoLog ERROR "Please remove first:"
1061 CT_DoLog ERROR " - the source dir for '${pkgdir}', in '${CT_SRC_DIR}'"
1062 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.extracted'"
1063 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.patching'"
1064 CT_Abort "I'll stop now to avoid any carnage..."
1066 touch "${CT_SRC_DIR}/.${pkgdir}.patching"
1068 CT_Pushd "${nochdir}"
1070 CT_DoLog EXTRA "Patching '${pkgdir}'"
1072 bundled_patch_dir="${CT_LIB_DIR}/patches/${pkgname}/${version}"
1073 local_patch_dir="${CT_LOCAL_PATCH_DIR}/${pkgname}/${version}"
1075 case "${CT_PATCH_ORDER}" in
1076 bundled) patch_dirs=("${bundled_patch_dir}");;
1077 local) patch_dirs=("${local_patch_dir}");;
1078 bundled,local) patch_dirs=("${bundled_patch_dir}" "${local_patch_dir}");;
1079 local,bundled) patch_dirs=("${local_patch_dir}" "${bundled_patch_dir}");;
1083 for d in "${patch_dirs[@]}"; do
1084 CT_DoLog DEBUG "Looking for patches in '${d}'..."
1085 if [ -n "${d}" -a -d "${d}" ]; then
1086 for p in "${d}"/*.patch; do
1087 if [ -f "${p}" ]; then
1088 CT_DoExecLog ALL patch --no-backup-if-mismatch -g0 -F1 -p1 -f -i "${p}"
1091 if [ "${CT_PATCH_SINGLE}" = "y" ]; then
1097 if [ "${CT_OVERIDE_CONFIG_GUESS_SUB}" = "y" ]; then
1098 CT_DoLog ALL "Overiding config.guess and config.sub"
1099 for cfg in config_guess config_sub; do
1100 eval ${cfg}="${CT_LIB_DIR}/scripts/${cfg/_/.}"
1101 [ -e "${CT_TOP_DIR}/scripts/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/scripts/${cfg/_/.}"
1102 # Can't use CT_DoExecLog because of the '{} \;' to be passed un-mangled to find
1103 find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
1107 CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${pkgdir}.patched"
1108 CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${pkgdir}.patching"
1113 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
1114 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
1115 CT_DoConfigGuess() {
1116 if [ -x "${CT_TOP_DIR}/scripts/config.guess" ]; then
1117 "${CT_TOP_DIR}/scripts/config.guess"
1119 "${CT_LIB_DIR}/scripts/config.guess"
1124 if [ -x "${CT_TOP_DIR}/scripts/config.sub" ]; then
1125 "${CT_TOP_DIR}/scripts/config.sub" "$@"
1127 "${CT_LIB_DIR}/scripts/config.sub" "$@"
1131 # Compute the target tuple from what is provided by the user
1132 # Usage: CT_DoBuildTargetTuple
1133 # In fact this function takes the environment variables to build the target
1134 # tuple. It is needed both by the normal build sequence, as well as the
1135 # sample saving sequence.
1136 CT_DoBuildTargetTuple() {
1137 # Set the endianness suffix, and the default endianness gcc option
1138 case "${CT_ARCH_ENDIAN}" in
1142 CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
1143 CT_ARCH_ENDIAN_LDFLAG="-Wl,-EB"
1148 CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
1149 CT_ARCH_ENDIAN_LDFLAG="-Wl,-EL"
1153 # Build the default architecture tuple part
1154 CT_TARGET_ARCH="${CT_ARCH}${CT_ARCH_SUFFIX}"
1156 # Set defaults for the system part of the tuple. Can be overriden
1157 # by architecture-specific values.
1158 case "${CT_LIBC}" in
1159 *glibc) CT_TARGET_SYS=gnu;;
1160 uClibc) CT_TARGET_SYS=uclibc;;
1161 *) CT_TARGET_SYS=elf;;
1164 # Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
1165 unset CT_ARCH_ARCH_CFLAG CT_ARCH_ABI_CFLAG CT_ARCH_CPU_CFLAG CT_ARCH_TUNE_CFLAG CT_ARCH_FPU_CFLAG CT_ARCH_FLOAT_CFLAG
1166 unset CT_ARCH_WITH_ARCH CT_ARCH_WITH_ABI CT_ARCH_WITH_CPU CT_ARCH_WITH_TUNE CT_ARCH_WITH_FPU CT_ARCH_WITH_FLOAT
1167 [ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
1168 [ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
1169 [ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
1170 [ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
1171 [ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
1173 case "${CT_ARCH_FLOAT}" in
1175 CT_ARCH_FLOAT_CFLAG="-mhard-float"
1176 CT_ARCH_WITH_FLOAT="--with-float=hard"
1179 CT_ARCH_FLOAT_CFLAG="-msoft-float"
1180 CT_ARCH_WITH_FLOAT="--with-float=soft"
1183 CT_ARCH_FLOAT_CFLAG="-mfloat-abi=softfp"
1184 CT_ARCH_WITH_FLOAT="--with-float=softfp"
1188 # Build the default kernel tuple part
1189 CT_TARGET_KERNEL="${CT_KERNEL}"
1191 # Overide the default values with the components specific settings
1192 CT_DoArchTupleValues
1193 CT_DoKernelTupleValues
1195 # Finish the target tuple construction
1196 CT_TARGET="${CT_TARGET_ARCH}"
1197 CT_TARGET="${CT_TARGET}${CT_TARGET_VENDOR:+-${CT_TARGET_VENDOR}}"
1198 CT_TARGET="${CT_TARGET}${CT_TARGET_KERNEL:+-${CT_TARGET_KERNEL}}"
1199 CT_TARGET="${CT_TARGET}${CT_TARGET_SYS:+-${CT_TARGET_SYS}}"
1203 if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
1204 __sed_alias=$(echo "${CT_TARGET}" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
1206 case ":${CT_TARGET_VENDOR}:${CT_TARGET_ALIAS}:${__sed_alias}:" in
1207 :*" "*:*:*:) CT_Abort "Don't use spaces in the vendor string, it breaks things.";;
1208 :*"-"*:*:*:) CT_Abort "Don't use dashes in the vendor string, it breaks things.";;
1209 :*:*" "*:*:) CT_Abort "Don't use spaces in the target alias, it breaks things.";;
1210 :*:*:*" "*:) CT_Abort "Don't use spaces in the target sed transform, it breaks things.";;
1214 CT_TARGET=$(CT_DoConfigSub "${CT_TARGET}")
1215 # Prepare the target CFLAGS
1216 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ENDIAN_CFLAG}"
1217 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"
1218 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
1219 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
1220 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
1221 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
1222 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
1224 # Now on for the target LDFLAGS
1225 CT_ARCH_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_ARCH_ENDIAN_LDFLAG}"
1228 # This function does pause the build until the user strikes "Return"
1229 # Usage: CT_DoPause [optional_message]
1232 local message="${1:-Pausing for your pleasure}"
1233 CT_DoLog INFO "${message}"
1234 read -p "Press 'Enter' to continue, or Ctrl-C to stop..." foo >&6
1238 # This function creates a tarball of the specified directory, but
1240 # Usage: CT_DoTarballIfExists <dir> <tarball_basename> [extra_tar_options [...]]
1241 CT_DoTarballIfExists() {
1245 local -a extra_tar_opts=( "$@" )
1248 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1249 y) compress=( gzip -c -3 - ); tar_ext=.gz;;
1250 *) compress=( cat - ); tar_ext=;;
1253 if [ -d "${dir}" ]; then
1254 CT_DoLog DEBUG " Saving '${dir}'"
1255 { tar c -C "${dir}" -v -f - "${extra_tar_opts[@]}" . \
1256 |"${compress[@]}" >"${tarball}.tar${tar_ext}" ;
1257 } 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
1259 CT_DoLog STATE " Not saving '${dir}': does not exist"
1263 # This function extracts a tarball to the specified directory, but
1264 # only if the tarball exists
1265 # Usage: CT_DoExtractTarballIfExists <tarball_basename> <dir> [extra_tar_options [...]]
1266 CT_DoExtractTarballIfExists() {
1270 local -a extra_tar_opts=( "$@" )
1273 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1274 y) uncompress=( gzip -c -d ); tar_ext=.gz;;
1275 *) uncompress=( cat ); tar_ext=;;
1278 if [ -f "${tarball}.tar${tar_ext}" ]; then
1279 CT_DoLog DEBUG " Restoring '${dir}'"
1280 CT_DoForceRmdir "${dir}"
1281 CT_DoExecLog DEBUG mkdir -p "${dir}"
1282 { "${uncompress[@]}" "${tarball}.tar${tar_ext}" \
1283 |tar x -C "${dir}" -v -f - "${extra_tar_opts[@]}" ;
1284 } 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
1286 CT_DoLog STATE " Not restoring '${dir}': does not exist"
1290 # This function saves the state of the toolchain to be able to restart
1292 # Usage: CT_DoSaveState <next_step_name>
1294 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
1295 local state_name="$1"
1296 local state_dir="${CT_STATE_DIR}/${state_name}"
1298 # Log this to the log level required by the user
1299 CT_DoLog ${CT_LOG_LEVEL_MAX} "Saving state to restart at step '${state_name}'..."
1301 rm -rf "${state_dir}"
1302 mkdir -p "${state_dir}"
1304 CT_DoLog STATE " Saving environment and aliases"
1305 # We must omit shell functions, and some specific bash variables
1306 # that break when restoring the environment, later. We could do
1307 # all the processing in the awk script, but a sed is easier...
1310 $0~/^[^ ]+ \(\)/ { _p = 0; }
1312 $0 == "}" { _p = 1; }
1313 ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
1315 /^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
1317 CT_DoTarballIfExists "${CT_BUILDTOOLS_PREFIX_DIR}" "${state_dir}/buildtools_dir"
1318 CT_DoTarballIfExists "${CT_CONFIG_DIR}" "${state_dir}/config_dir"
1319 CT_DoTarballIfExists "${CT_PREFIX_DIR}" "${state_dir}/prefix_dir" --exclude '*.log'
1321 CT_DoLog STATE " Saving log file"
1323 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1324 y) gzip -3 -c "${tmp_log_file}" >"${state_dir}/log.gz";;
1325 *) cat "${tmp_log_file}" >"${state_dir}/log";;
1327 exec >>"${tmp_log_file}"
1330 # This function restores a previously saved state
1331 # Usage: CT_DoLoadState <state_name>
1333 local state_name="$1"
1334 local state_dir="${CT_STATE_DIR}/${state_name}"
1335 local old_RESTART="${CT_RESTART}"
1336 local old_STOP="${CT_STOP}"
1338 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at '${CT_RESTART}'" -d "${state_dir}"
1340 # We need to do something special with the log file!
1341 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
1342 exec >"${state_dir}/tail.log"
1345 # Log this to the log level required by the user
1346 CT_DoLog ${CT_LOG_LEVEL_MAX} "Restoring state at step '${state_name}', as requested."
1348 CT_DoExtractTarballIfExists "${state_dir}/prefix_dir" "${CT_PREFIX_DIR}"
1349 CT_DoExtractTarballIfExists "${state_dir}/config_dir" "${CT_CONFIG_DIR}"
1350 CT_DoExtractTarballIfExists "${state_dir}/buildtools_dir" "${CT_BUILDTOOLS_PREFIX_DIR}"
1352 # Restore the environment, discarding any error message
1353 # (for example, read-only bash internals)
1354 CT_DoLog STATE " Restoring environment"
1355 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
1357 # Restore the new RESTART and STOP steps
1358 CT_RESTART="${old_RESTART}"
1359 CT_STOP="${old_STOP}"
1360 unset old_stop old_restart
1362 CT_DoLog STATE " Restoring log file"
1364 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1365 y) gzip -dc "${state_dir}/log.gz" >"${tmp_log_file}";;
1366 *) cat "${state_dir}/log" >"${tmp_log_file}";;
1368 cat "${state_dir}/tail.log" >>"${tmp_log_file}"
1369 exec >>"${tmp_log_file}"
1370 rm -f "${state_dir}/tail.log"