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 pushd "$1" >/dev/null 2>&1
423 # Create a dir and cd or pushd into it
424 # Usage: CT_mkdir_cd <dir/to/create>
425 # CT_mkdir_pushd <dir/to/create>
439 # Creates a temporary directory
440 # $1: variable to assign to
441 # Usage: CT_MktempDir foo
443 # Some mktemp do not allow more than 6 Xs
444 eval "$1"=$(mktemp -q -d "${CT_BUILD_DIR}/tmp.XXXXXX")
445 CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
446 CT_DoLog DEBUG "Made temporary directory '${!1}'"
450 # Removes one or more directories, even if it is read-only, or its parent is
451 # Usage: CT_DoForceRmdir dir [...]
455 for dir in "${@}"; do
456 [ -d "${dir}" ] || continue
459 mode="$(stat -c '%a' "$(dirname "${dir}")")"
462 mode="$(stat -f '%Lp' "$(dirname "${dir}")")"
465 CT_Abort "Unhandled host OS $CT_SYS_OS"
468 CT_DoExecLog ALL chmod u+w "$(dirname "${dir}")"
469 CT_DoExecLog ALL chmod -R u+w "${dir}"
470 CT_DoExecLog ALL rm -rf "${dir}"
471 CT_DoExecLog ALL chmod ${mode} "$(dirname "${dir}")"
475 # Echoes the specified string on stdout until the pipe breaks.
478 # Usage: CT_DoYes "" |make oldconfig
483 # Add the specified directory to LD_LIBRARY_PATH, and export it
484 # If the specified patch is already present, just export
486 # $2: add as 'first' or 'last' path, 'first' is assumed if $2 is empty
487 # Usage CT_SetLibPath /some/where/lib [first|last]
492 case ":${LD_LIBRARY_PATH}:" in
496 CT_DoLog DEBUG "Adding '${path}' at end of LD_LIBRARY_PATH"
497 LD_LIBRARY_PATH="${LD_LIBRARY_PATH:+${LD_LIBRARY_PATH}:}${path}"
500 CT_DoLog DEBUG "Adding '${path}' at start of LD_LIBRARY_PATH"
501 LD_LIBRARY_PATH="${path}${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}"
504 CT_Abort "Incorrect position '${pos}' to add '${path}' to LD_LIBRARY_PATH"
509 CT_DoLog DEBUG "==> LD_LIBRARY_PATH='${LD_LIBRARY_PATH}'"
510 export LD_LIBRARY_PATH
513 # Build up the list of allowed tarball extensions
514 # Add them in the prefered order; most preferred comes first
515 CT_DoListTarballExt() {
516 if [ "${CT_CONFIGURE_has_xz}" = "y" ]; then
519 if [ "${CT_CONFIGURE_has_lzma}" = "y" \
520 -o "${CT_CONFIGURE_has_xz}" = "y" ]; then
524 printf ".tar.gz\n.tgz\n"
528 # Get the file name extension of a component
529 # Usage: CT_GetFileExtension <component_name-component_version> [extension]
530 # If found, echoes the extension to stdout, and return 0
531 # If not found, echoes nothing on stdout, and return !0.
532 CT_GetFileExtension() {
538 # we need to also check for an empty extension for those very
539 # peculiar components that don't have one (such as sstrip from
541 for ext in ${first_ext} $(CT_DoListTarballExt) /.git ''; do
542 if [ -e "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
551 # Try to retrieve the specified URL (HTTP or FTP)
552 # Usage: CT_DoGetFile <URL>
553 # This functions always returns true (0), as it can be legitimate not
554 # to find the requested URL (think about snapshots, different layouts
555 # for different gcc versions, etc...).
558 local dest="${CT_TARBALLS_DIR}/${url##*/}"
559 local tmp="${dest}.tmp-dl"
561 # Remove potential left-over from a previous run
564 # We also retry a few times, in case there is a transient error (eg. behind
565 # a dynamic IP that changes during the transfer...)
566 # With automated download as we are doing, it can be very dangerous to
567 # continue the downloads. It's far better to simply overwrite the
569 # Some company networks have firewalls to connect to the internet, but it's
570 # not easy to detect them, so force a global ${CT_CONNECT_TIMEOUT}-second
572 # For curl, no good progress indicator is available. So, be silent.
573 if CT_DoExecLog ALL wget --passive-ftp --tries=3 -nc \
574 --progress=dot:binary \
575 -T ${CT_CONNECT_TIMEOUT} \
579 # Success, we got it, good!
580 mv "${tmp}" "${dest}"
581 CT_DoLog DEBUG "Got it from: \"${url}\""
585 CT_DoLog DEBUG "Not at this location: \"${url}\""
589 # This function tries to retrieve a tarball form a local directory
590 # Usage: CT_GetLocal <basename> [.extension]
596 # Do we already have it in *our* tarballs dir?
597 if ext="$( CT_GetFileExtension "${basename}" ${first_ext} )"; then
598 CT_DoLog DEBUG "Already have '${basename}'"
602 if [ -n "${CT_LOCAL_TARBALLS_DIR}" ]; then
603 CT_DoLog DEBUG "Trying to retrieve an already downloaded copy of '${basename}'"
604 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
605 # or, as a failover, a file without extension.
606 for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
607 CT_DoLog DEBUG "Trying '${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}'"
608 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" -a \
609 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
610 CT_DoLog DEBUG "Got '${basename}' from local storage"
611 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" "${CT_TARBALLS_DIR}/${basename}${ext}"
619 # This function gets the custom source from either a tarball or directory
620 # Usage: CT_GetCustom <component> <custom_version> <custom_location>
622 local custom_component="$1"
623 local custom_version="$2"
624 local custom_location="$3"
625 local custom_name="${custom_component}-${custom_version}"
627 CT_TestAndAbort "${custom_name}: CT_CUSTOM_LOCATION_ROOT_DIR or ${custom_component}'s CUSTOM_LOCATION must be set." \
628 -z "${CT_CUSTOM_LOCATION_ROOT_DIR}" -a -z "${custom_location}"
630 if [ -n "${CT_CUSTOM_LOCATION_ROOT_DIR}" \
631 -a -z "${custom_location}" ]; then
632 custom_location="${CT_CUSTOM_LOCATION_ROOT_DIR}/${custom_component}"
635 CT_DoLog EXTRA "Using '${custom_name}' from custom location"
636 if [ ! -d "${custom_location}" ]; then
637 # We need to know the custom tarball extension,
638 # so we can create a properly-named symlink, which
639 # we use later on in 'extract'
640 case "${custom_location}" in
641 *.tar.bz2) custom_name="${custom_name}.tar.bz2";;
642 *.tar.gz|*.tgz) custom_name="${custom_name}.tar.gz";;
643 *.tar) custom_name="${custom_name}.tar";;
644 *) CT_Abort "Unknown extension for custom tarball '${custom_location}'";;
646 CT_DoExecLog DEBUG ln -sf "${custom_location}" \
647 "${CT_TARBALLS_DIR}/${custom_name}"
649 CT_DoExecLog DEBUG ln -snf "${custom_location}" \
650 "${CT_SRC_DIR}/${custom_name}"
654 # This function saves the specified to local storage if possible,
655 # and if so, symlinks it for later usage
656 # Usage: CT_SaveLocal </full/path/file.name>
659 local basename="${file##*/}"
661 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
662 CT_DoLog EXTRA "Saving '${basename}' to local storage"
663 # The file may already exist if downloads are forced: remove it first
664 CT_DoExecLog ALL rm -f "${CT_LOCAL_TARBALLS_DIR}/${basename}"
665 CT_DoExecLog ALL mv -f "${file}" "${CT_LOCAL_TARBALLS_DIR}"
666 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}" "${file}"
670 # Download the file from one of the URLs passed as argument
671 # Usage: CT_GetFile <basename> [.extension] <url> [url ...]
679 # If next argument starts with a dot, then this is not an URL,
680 # and we can consider that it is a preferred extension.
687 # Does it exist localy?
688 if CT_GetLocal "${file}" ${first_ext}; then
693 # If not allowed to download from the Internet, don't
694 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
695 CT_DoLog DEBUG "Not allowed to download from the Internet, aborting ${file} download"
699 # Try to retrieve the file
700 CT_DoLog EXTRA "Retrieving '${file}'"
702 # Add URLs on the LAN mirror
703 if [ "${CT_USE_MIRROR}" = "y" ]; then
704 CT_TestOrAbort "Please set the mirror base URL" -n "${CT_MIRROR_BASE_URL}"
705 URLS+=( "${CT_MIRROR_BASE_URL}/${file%-*}" )
706 URLS+=( "${CT_MIRROR_BASE_URL}" )
709 if [ "${CT_FORCE_MIRROR}" != "y" ]; then
713 # Scan all URLs in turn, and try to grab a tarball from there
714 # Do *not* try git trees (ext=/.git), this is handled in a specific
716 for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
717 # Try all urls in turn
718 for url in "${URLS[@]}"; do
719 [ -n "${url}" ] || continue
720 CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
721 CT_DoGetFile "${url}/${file}${ext}"
722 if [ -f "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
723 CT_DoLog DEBUG "Got '${file}' from the Internet"
724 CT_SaveLocal "${CT_TARBALLS_DIR}/${file}${ext}"
730 # Just return error, someone may want to catch and handle the error
731 # (eg. glibc/eglibc add-ons can be missing).
735 # Checkout from CVS, and build the associated tarball
736 # The tarball will be called ${basename}.tar.bz2
737 # Prerequisite: either the server does not require password,
738 # or the user must already be logged in.
739 # 'tag' is the tag to retrieve. Must be specified, but can be empty.
740 # If dirname is specified, then module will be renamed to dirname
741 # prior to building the tarball.
742 # Usage: CT_GetCVS <basename> <url> <module> <tag> [dirname[=subdir]]
743 # Note: if '=subdir' is given, then it is used instead of 'module'.
748 local tag="${4:+-r ${4}}"
752 # First try locally, then the mirror
753 if CT_GetFile "${basename}"; then
754 # Got it! Return early! :-)
758 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
759 CT_DoLog WARN "Downloads forbidden, not trying cvs retrieval"
764 CT_Pushd "${tmp_dir}"
766 CT_DoExecLog ALL cvs -z 9 -d "${uri}" co -P ${tag} "${module}"
767 if [ -n "${dirname}" ]; then
770 CT_DoExecLog DEBUG mv "${dirname#*=}" "${dirname%%=*}"
771 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname%%=*}"
774 CT_DoExecLog ALL mv "${module}" "${dirname}"
775 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname:-${module}}"
779 CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
782 CT_DoExecLog ALL rm -rf "${tmp_dir}"
785 # Check out from SVN, and build the associated tarball
786 # The tarball will be called ${basename}.tar.bz2
787 # Prerequisite: either the server does not require password,
788 # or the user must already be logged in.
789 # 'rev' is the revision to retrieve
790 # Usage: CT_GetSVN <basename> <url> [rev]
796 # First try locally, then the mirror
797 if CT_GetFile "${basename}"; then
798 # Got it! Return early! :-)
802 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
803 CT_DoLog WARN "Downloads forbidden, not trying svn retrieval"
808 CT_Pushd "${tmp_dir}"
810 if ! CT_DoExecLog ALL svn export ${rev:+-r ${rev}} "${uri}" "${basename}"; then
811 CT_DoLog WARN "Could not retrieve '${basename}'"
814 CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${basename}"
815 CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
818 CT_DoExecLog ALL rm -rf "${tmp_dir}"
822 # Tries the given URLs in turn until one can get cloned. No tarball will be created.
823 # Prerequisites: either the server does not require password,
824 # or the user has already taken any action to authenticate to the server.
825 # The cloned tree will *not* be stored in the local tarballs dir!
826 # Usage: CT_GetGit <basename> <url [url ...]>
828 local basename="$1"; shift
832 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
833 CT_DoLog WARN "Downloads forbidden, not trying git retrieval"
837 # Do we have it in our tarballs dir?
838 if [ -d "${CT_TARBALLS_DIR}/${basename}/.git" ]; then
839 CT_DoLog EXTRA "Updating git tree '${basename}'"
840 CT_Pushd "${CT_TARBALLS_DIR}/${basename}"
841 CT_DoExecLog ALL git pull
844 CT_DoLog EXTRA "Retrieving git tree '${basename}'"
845 for url in "${@}"; do
846 CT_DoLog ALL "Trying to clone from '${url}'"
847 CT_DoForceRmdir "${CT_TARBALLS_DIR}/${basename}"
848 if git clone "${url}" "${CT_TARBALLS_DIR}/${basename}" 2>&1 |CT_DoLog ALL; then
853 CT_TestOrAbort "Could not clone '${basename}'" ${cloned} -ne 0
858 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
859 # must be extracted in the glibc directory; uCLibc locales must be extracted
860 # in the extra/locale sub-directory of uClibc. This is taken into account
861 # by the caller, that did a 'cd' into the correct path before calling us
862 # and sets nochdir to 'nochdir'.
863 # Note also that this function handles the git trees!
864 # Usage: CT_Extract <basename> [nochdir] [options]
865 # where 'options' are dependent on the source (eg. git branch/tag...)
873 if [ "${nochdir}" = "nochdir" ]; then
877 nochdir="${CT_SRC_DIR}"
883 if ! ext="$(CT_GetFileExtension "${basename}")"; then
884 CT_DoLog WARN "'${basename}' not found in '${CT_TARBALLS_DIR}'"
887 local full_file="${CT_TARBALLS_DIR}/${basename}${ext}"
889 # Check if already extracted
890 if [ -e "${CT_SRC_DIR}/.${basename}.extracted" ]; then
891 CT_DoLog DEBUG "Already extracted '${basename}'"
895 # Check if previously partially extracted
896 if [ -e "${CT_SRC_DIR}/.${basename}.extracting" ]; then
897 CT_DoLog ERROR "The '${basename}' sources were partially extracted."
898 CT_DoLog ERROR "Please remove first:"
899 CT_DoLog ERROR " - the source dir for '${basename}', in '${CT_SRC_DIR}'"
900 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${basename}.extracting'"
901 CT_Abort "I'll stop now to avoid any carnage..."
903 CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracting"
905 CT_Pushd "${nochdir}"
907 CT_DoLog EXTRA "Extracting '${basename}'"
908 CT_DoExecLog FILE mkdir -p "${basename}"
909 tar_opts=( "--strip-components=1" )
910 tar_opts+=( "-C" "${basename}" )
914 # - lzma can be handled either with 'xz' or 'lzma'
915 # - we get lzma tarball only if either or both are available
916 # - so, if we get an lzma tarball, and either 'xz' or 'lzma' is
917 # missing, we can assume the other is available
918 if [ "${CT_CONFIGURE_has_lzma}" = "y" ]; then
919 lzma_prog="lzma -fdc"
924 .tar.xz) xz -fdc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
925 .tar.lzma) ${lzma_prog} "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
926 .tar.bz2) bzip2 -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
927 .tar.gz|.tgz) gzip -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
928 .tar) CT_DoExecLog FILE tar "${tar_opts[@]}" -f "${full_file}";;
929 /.git) CT_ExtractGit "${basename}" "${@}";;
930 *) CT_DoLog WARN "Don't know how to handle '${basename}${ext}': unknown extension"
935 # Don't mark as being extracted for git
938 *) CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracted";;
940 CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${basename}.extracting"
945 # Create a working git clone of a local git repository
946 # Usage: CT_ExtractGit <basename> [ref]
947 # where 'ref' is the reference to use:
948 # the full name of a branch, like "remotes/origin/branch_name"
949 # a date as understandable by git, like "YYYY-MM-DD[ hh[:mm[:ss]]]"
951 # If 'ref' is not given, the current repository HEAD will be used
953 local basename="${1}"
958 # pushd now to be able to get git revlist in case ref is a date
959 repo="${CT_TARBALLS_DIR}/${basename}"
962 # What kind of reference is ${ref} ?
963 if [ -z "${ref}" ]; then
965 ref=$(git rev-list -n1 HEAD)
966 elif git tag |grep -E "^${ref}$" >/dev/null 2>&1; then
968 elif git branch -a --no-color |grep -E "^. ${ref}$" >/dev/null 2>&1; then
970 elif date -d "${ref}" >/dev/null 2>&1; then
972 ref=$(git rev-list -n1 --before="${ref}")
974 CT_Abort "Reference '${ref}' is an incorrect git reference: neither tag, branch nor date"
979 CT_DoExecLog FILE rmdir "${basename}"
980 case "${ref_type}" in
981 branch) CT_DoExecLog FILE git clone -b "${ref}" "${repo}" "${basename}" ;;
982 *) CT_DoExecLog FILE git clone "${repo}" "${basename}"
983 CT_Pushd "${basename}"
984 CT_DoExecLog FILE git checkout "${ref}"
990 # Patches the specified component
991 # See CT_Extract, above, for explanations on 'nochdir'
992 # Usage: CT_Patch [nochdir] <packagename> <packageversion>
993 # If the package directory is *not* packagename-packageversion, then
994 # the caller must cd into the proper directory first, and call us
1005 local bundled_patch_dir
1006 local local_patch_dir
1008 if [ "${nochdir}" = "nochdir" ]; then
1012 pkgdir="${pkgname}-${version}"
1017 pkgdir="${pkgname}-${version}"
1018 nochdir="${CT_SRC_DIR}/${pkgdir}"
1021 # Check if already patched
1022 if [ -e "${CT_SRC_DIR}/.${pkgdir}.patched" ]; then
1023 CT_DoLog DEBUG "Already patched '${pkgdir}'"
1027 # Check if already partially patched
1028 if [ -e "${CT_SRC_DIR}/.${pkgdir}.patching" ]; then
1029 CT_DoLog ERROR "The '${pkgdir}' sources were partially patched."
1030 CT_DoLog ERROR "Please remove first:"
1031 CT_DoLog ERROR " - the source dir for '${pkgdir}', in '${CT_SRC_DIR}'"
1032 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.extracted'"
1033 CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.patching'"
1034 CT_Abort "I'll stop now to avoid any carnage..."
1036 touch "${CT_SRC_DIR}/.${pkgdir}.patching"
1038 CT_Pushd "${nochdir}"
1040 CT_DoLog EXTRA "Patching '${pkgdir}'"
1042 bundled_patch_dir="${CT_LIB_DIR}/patches/${pkgname}/${version}"
1043 local_patch_dir="${CT_LOCAL_PATCH_DIR}/${pkgname}/${version}"
1045 case "${CT_PATCH_ORDER}" in
1046 bundled) patch_dirs=("${bundled_patch_dir}");;
1047 local) patch_dirs=("${local_patch_dir}");;
1048 bundled,local) patch_dirs=("${bundled_patch_dir}" "${local_patch_dir}");;
1049 local,bundled) patch_dirs=("${local_patch_dir}" "${bundled_patch_dir}");;
1053 for d in "${patch_dirs[@]}"; do
1054 CT_DoLog DEBUG "Looking for patches in '${d}'..."
1055 if [ -n "${d}" -a -d "${d}" ]; then
1056 for p in "${d}"/*.patch; do
1057 if [ -f "${p}" ]; then
1058 CT_DoExecLog ALL patch --no-backup-if-mismatch -g0 -F1 -p1 -f -i "${p}"
1061 if [ "${CT_PATCH_SINGLE}" = "y" ]; then
1067 if [ "${CT_OVERIDE_CONFIG_GUESS_SUB}" = "y" ]; then
1068 CT_DoLog ALL "Overiding config.guess and config.sub"
1069 for cfg in config_guess config_sub; do
1070 eval ${cfg}="${CT_LIB_DIR}/scripts/${cfg/_/.}"
1071 [ -e "${CT_TOP_DIR}/scripts/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/scripts/${cfg/_/.}"
1072 # Can't use CT_DoExecLog because of the '{} \;' to be passed un-mangled to find
1073 find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
1077 CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${pkgdir}.patched"
1078 CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${pkgdir}.patching"
1083 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
1084 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
1085 CT_DoConfigGuess() {
1086 if [ -x "${CT_TOP_DIR}/scripts/config.guess" ]; then
1087 "${CT_TOP_DIR}/scripts/config.guess"
1089 "${CT_LIB_DIR}/scripts/config.guess"
1094 if [ -x "${CT_TOP_DIR}/scripts/config.sub" ]; then
1095 "${CT_TOP_DIR}/scripts/config.sub" "$@"
1097 "${CT_LIB_DIR}/scripts/config.sub" "$@"
1101 # Compute the target tuple from what is provided by the user
1102 # Usage: CT_DoBuildTargetTuple
1103 # In fact this function takes the environment variables to build the target
1104 # tuple. It is needed both by the normal build sequence, as well as the
1105 # sample saving sequence.
1106 CT_DoBuildTargetTuple() {
1107 # Set the endianness suffix, and the default endianness gcc option
1108 case "${CT_ARCH_ENDIAN}" in
1112 CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
1113 CT_ARCH_ENDIAN_LDFLAG="-Wl,-EB"
1118 CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
1119 CT_ARCH_ENDIAN_LDFLAG="-Wl,-EL"
1123 # Build the default architecture tuple part
1124 CT_TARGET_ARCH="${CT_ARCH}"
1126 # Set defaults for the system part of the tuple. Can be overriden
1127 # by architecture-specific values.
1128 case "${CT_LIBC}" in
1129 *glibc) CT_TARGET_SYS=gnu;;
1130 uClibc) CT_TARGET_SYS=uclibc;;
1131 *) CT_TARGET_SYS=elf;;
1134 # Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
1135 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
1136 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
1137 [ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
1138 [ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
1139 [ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
1140 [ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
1141 [ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
1143 case "${CT_ARCH_FLOAT}" in
1145 CT_ARCH_FLOAT_CFLAG="-mhard-float"
1146 CT_ARCH_WITH_FLOAT="--with-float=hard"
1149 CT_ARCH_FLOAT_CFLAG="-msoft-float"
1150 CT_ARCH_WITH_FLOAT="--with-float=soft"
1153 CT_ARCH_FLOAT_CFLAG="-mfloat-abi=softfp"
1154 CT_ARCH_WITH_FLOAT="--with-float=softfp"
1158 # Build the default kernel tuple part
1159 CT_TARGET_KERNEL="${CT_KERNEL}"
1161 # Overide the default values with the components specific settings
1162 CT_DoArchTupleValues
1163 CT_DoKernelTupleValues
1165 # Finish the target tuple construction
1166 CT_TARGET="${CT_TARGET_ARCH}"
1167 CT_TARGET="${CT_TARGET}${CT_TARGET_VENDOR:+-${CT_TARGET_VENDOR}}"
1168 CT_TARGET="${CT_TARGET}${CT_TARGET_KERNEL:+-${CT_TARGET_KERNEL}}"
1169 CT_TARGET="${CT_TARGET}${CT_TARGET_SYS:+-${CT_TARGET_SYS}}"
1173 if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
1174 __sed_alias=$(echo "${CT_TARGET}" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
1176 case ":${CT_TARGET_VENDOR}:${CT_TARGET_ALIAS}:${__sed_alias}:" in
1177 :*" "*:*:*:) CT_Abort "Don't use spaces in the vendor string, it breaks things.";;
1178 :*"-"*:*:*:) CT_Abort "Don't use dashes in the vendor string, it breaks things.";;
1179 :*:*" "*:*:) CT_Abort "Don't use spaces in the target alias, it breaks things.";;
1180 :*:*:*" "*:) CT_Abort "Don't use spaces in the target sed transform, it breaks things.";;
1184 CT_TARGET=$(CT_DoConfigSub "${CT_TARGET}")
1185 # Prepare the target CFLAGS
1186 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ENDIAN_CFLAG}"
1187 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"
1188 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
1189 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
1190 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
1191 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
1192 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
1194 # Now on for the target LDFLAGS
1195 CT_ARCH_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_ARCH_ENDIAN_LDFLAG}"
1198 # This function does pause the build until the user strikes "Return"
1199 # Usage: CT_DoPause [optional_message]
1202 local message="${1:-Pausing for your pleasure}"
1203 CT_DoLog INFO "${message}"
1204 read -p "Press 'Enter' to continue, or Ctrl-C to stop..." foo >&6
1208 # This function creates a tarball of the specified directory, but
1210 # Usage: CT_DoTarballIfExists <dir> <tarball_basename> [extra_tar_options [...]]
1211 CT_DoTarballIfExists() {
1215 local -a extra_tar_opts=( "$@" )
1218 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1219 y) compress=( gzip -c -3 - ); tar_ext=.gz;;
1220 *) compress=( cat - ); tar_ext=;;
1223 if [ -d "${dir}" ]; then
1224 CT_DoLog DEBUG " Saving '${dir}'"
1225 { tar c -C "${dir}" -v -f - "${extra_tar_opts[@]}" . \
1226 |"${compress[@]}" >"${tarball}.tar${tar_ext}" ;
1227 } 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
1229 CT_DoLog STATE " Not saving '${dir}': does not exist"
1233 # This function extracts a tarball to the specified directory, but
1234 # only if the tarball exists
1235 # Usage: CT_DoExtractTarballIfExists <tarball_basename> <dir> [extra_tar_options [...]]
1236 CT_DoExtractTarballIfExists() {
1240 local -a extra_tar_opts=( "$@" )
1243 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1244 y) uncompress=( gzip -c -d ); tar_ext=.gz;;
1245 *) uncompress=( cat ); tar_ext=;;
1248 if [ -f "${tarball}.tar${tar_ext}" ]; then
1249 CT_DoLog DEBUG " Restoring '${dir}'"
1250 CT_DoForceRmdir "${dir}"
1251 CT_DoExecLog DEBUG mkdir -p "${dir}"
1252 { "${uncompress[@]}" "${tarball}.tar${tar_ext}" \
1253 |tar x -C "${dir}" -v -f - "${extra_tar_opts[@]}" ;
1254 } 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
1256 CT_DoLog STATE " Not restoring '${dir}': does not exist"
1260 # This function saves the state of the toolchain to be able to restart
1262 # Usage: CT_DoSaveState <next_step_name>
1264 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
1265 local state_name="$1"
1266 local state_dir="${CT_STATE_DIR}/${state_name}"
1268 # Log this to the log level required by the user
1269 CT_DoLog ${CT_LOG_LEVEL_MAX} "Saving state to restart at step '${state_name}'..."
1271 rm -rf "${state_dir}"
1272 mkdir -p "${state_dir}"
1274 CT_DoLog STATE " Saving environment and aliases"
1275 # We must omit shell functions, and some specific bash variables
1276 # that break when restoring the environment, later. We could do
1277 # all the processing in the awk script, but a sed is easier...
1280 $0~/^[^ ]+ \(\)/ { _p = 0; }
1282 $0 == "}" { _p = 1; }
1283 ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
1285 /^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
1287 CT_DoTarballIfExists "${CT_BUILDTOOLS_PREFIX_DIR}" "${state_dir}/buildtools_dir"
1288 CT_DoTarballIfExists "${CT_CONFIG_DIR}" "${state_dir}/config_dir"
1289 CT_DoTarballIfExists "${CT_PREFIX_DIR}" "${state_dir}/prefix_dir" --exclude '*.log'
1291 CT_DoLog STATE " Saving log file"
1293 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1294 y) gzip -3 -c "${tmp_log_file}" >"${state_dir}/log.gz";;
1295 *) cat "${tmp_log_file}" >"${state_dir}/log";;
1297 exec >>"${tmp_log_file}"
1300 # This function restores a previously saved state
1301 # Usage: CT_DoLoadState <state_name>
1303 local state_name="$1"
1304 local state_dir="${CT_STATE_DIR}/${state_name}"
1305 local old_RESTART="${CT_RESTART}"
1306 local old_STOP="${CT_STOP}"
1308 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at '${CT_RESTART}'" -d "${state_dir}"
1310 # We need to do something special with the log file!
1311 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
1312 exec >"${state_dir}/tail.log"
1315 # Log this to the log level required by the user
1316 CT_DoLog ${CT_LOG_LEVEL_MAX} "Restoring state at step '${state_name}', as requested."
1318 CT_DoExtractTarballIfExists "${state_dir}/prefix_dir" "${CT_PREFIX_DIR}"
1319 CT_DoExtractTarballIfExists "${state_dir}/config_dir" "${CT_CONFIG_DIR}"
1320 CT_DoExtractTarballIfExists "${state_dir}/buildtools_dir" "${CT_BUILDTOOLS_PREFIX_DIR}"
1322 # Restore the environment, discarding any error message
1323 # (for example, read-only bash internals)
1324 CT_DoLog STATE " Restoring environment"
1325 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
1327 # Restore the new RESTART and STOP steps
1328 CT_RESTART="${old_RESTART}"
1329 CT_STOP="${old_STOP}"
1330 unset old_stop old_restart
1332 CT_DoLog STATE " Restoring log file"
1334 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
1335 y) zcat "${state_dir}/log.gz" >"${tmp_log_file}";;
1336 *) cat "${state_dir}/log" >"${tmp_log_file}";;
1338 cat "${state_dir}/tail.log" >>"${tmp_log_file}"
1339 exec >>"${tmp_log_file}"
1340 rm -f "${state_dir}/tail.log"