Fix install: man page was not being installed.
Fix uninstall: dont't uninstall if using local copy, don't try to remove non-existant files.
1 # This file contains some usefull common functions
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
8 CT_DoLog ERROR "Build failed in step \"${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}\""
9 for((step=(CT_STEP_COUNT-1); step>1; step--)); do
10 CT_DoLog ERROR " called in step \"${CT_STEP_MESSAGE[${step}]}\""
12 CT_DoLog ERROR "Error happened in \"${BASH_SOURCE[1]}\" in function \"${FUNCNAME[1]}\" (line unknown, sorry)"
13 for((depth=2; ${BASH_LINENO[$((${depth}-1))]}>0; depth++)); do
14 CT_DoLog ERROR " called from \"${BASH_SOURCE[${depth}]}\" at line # ${BASH_LINENO[${depth}-1]} in function \"${FUNCNAME[${depth}]}\""
16 [ "${CT_LOG_TO_FILE}" = "y" ] && CT_DoLog ERROR "Look at \"${CT_LOG_FILE}\" for more info on this error."
22 # Install the fault handler
25 # Inherit the fault handler in subshells and functions
28 # Make pipes fail on the _first_ failed command
29 # Not supported on bash < 3.x, but we need it, so drop the obsoleting bash-2.x
32 # Don't hash commands' locations, and search every time it is requested.
33 # This is slow, but needed because of the static/shared core gcc which shall
34 # always match to shared if it exists, and only fallback to static if the
39 # - first of all, save stdout so we can see the live logs: fd #6
41 # - then point stdout to the log file (temporary for now)
42 tmp_log_file="${CT_TOP_DIR}/log.$$"
43 exec >>"${tmp_log_file}"
45 # The different log levels:
53 # A function to log what is happening
54 # Different log level are available:
55 # - ERROR: A serious, fatal error occurred
56 # - WARN: A non fatal, non serious error occurred, take your responsbility with the generated build
57 # - INFO: Informational messages
58 # - EXTRA: Extra informational messages
59 # - DEBUG: Debug messages
60 # - ALL: Component's build messages
61 # Usage: CT_DoLog <level> [message]
62 # If message is empty, then stdin will be logged.
64 local max_level LEVEL level cur_l cur_L
66 eval max_level="\${CT_LOG_LEVEL_${CT_LOG_LEVEL_MAX}}"
67 # Set the maximum log level to DEBUG if we have none
68 [ -z "${max_level}" ] && max_level=${CT_LOG_LEVEL_DEBUG}
71 eval level="\${CT_LOG_LEVEL_${LEVEL}}"
77 fi |( IFS="\n" # We want the full lines, even leading spaces
79 indent=$((2*CT_STEP_COUNT))
81 case "${CT_LOG_SEE_TOOLS_WARN},${line}" in
82 y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
83 y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
84 *"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
85 *"make["?*"]:"*"Stop.") cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
86 *) cur_L="${LEVEL}"; cur_l="${level}";;
88 l="`printf \"[%-5s]%*s%s%s\" \"${cur_L}\" \"${indent}\" \" \" \"${line}\"`"
89 # There will always be a log file, be it /dev/null
91 if [ ${cur_l} -le ${max_level} ]; then
94 if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then
95 [ ${CT_PROG_BAR_CPT} -eq 0 ] && bar="/"
96 [ ${CT_PROG_BAR_CPT} -eq 10 ] && bar="-"
97 [ ${CT_PROG_BAR_CPT} -eq 20 ] && bar="\\"
98 [ ${CT_PROG_BAR_CPT} -eq 30 ] && bar="|"
99 printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${bar}" >&6
100 CT_PROG_BAR_CPT=$(((CT_PROG_BAR_CPT+1)%40))
108 # Tail message to be logged whatever happens
109 # Usage: CT_DoEnd <level>
113 CT_STOP_DATE=`CT_DoDate +%s%N`
114 CT_STOP_DATE_HUMAN=`CT_DoDate +%Y%m%d.%H%M%S`
115 CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}"
116 elapsed=$((CT_STOP_DATE-CT_STAR_DATE))
117 elapsed_min=$((elapsed/(60*1000*1000*1000)))
118 elapsed_sec=`printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000)))`
119 elapsed_csec=`printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000)))`
120 CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})"
123 # Abort the execution with an error message
124 # Usage: CT_Abort <message>
130 # Test a condition, and print a message if satisfied
131 # Usage: CT_Test <message> <tests>
136 test "$@" && CT_DoLog WARN "$m"
140 # Test a condition, and abort with an error message if satisfied
141 # Usage: CT_TestAndAbort <message> <tests>
145 test "$@" && CT_Abort "$m"
149 # Test a condition, and abort with an error message if not satisfied
150 # Usage: CT_TestAndAbort <message> <tests>
154 test "$@" || CT_Abort "$m"
158 # Test the presence of a tool, or abort if not found
159 # Usage: CT_HasOrAbort <tool>
161 CT_TestAndAbort "\"${1}\" not found and needed for successfull toolchain build." -z "`CT_Which \"${1}\"`"
165 # Search a program: wrap "which" for those system where
166 # "which" verbosely says there is no match (Mdk are such
168 # Usage: CT_Which <filename>
170 which "$1" 2>/dev/null || true
173 # Get current date with nanosecond precision
174 # On those system not supporting nanosecond precision, faked with rounding down
175 # to the highest entire second
176 # Usage: CT_DoDate <fmt>
178 date "$1" |sed -r -e 's/%N$/000000000/;'
182 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="<none>"
183 # Memorise a step being done so that any error is caught
184 # Usage: CT_DoStep <loglevel> <message>
186 local start=`CT_DoDate +%s%N`
187 CT_DoLog "$1" "================================================================="
189 CT_STEP_COUNT=$((CT_STEP_COUNT+1))
190 CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift
191 CT_STEP_START[${CT_STEP_COUNT}]="${start}"
192 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1"
196 # End the step just being done
199 local stop=`CT_DoDate +%s%N`
200 local duration=`printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;'`
201 local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
202 local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
203 CT_STEP_COUNT=$((CT_STEP_COUNT-1))
204 CT_DoLog "${level}" "${message}: done in ${duration}s"
208 # Pushes into a directory, and pops back
210 pushd "$1" >/dev/null 2>&1
216 # Makes a path absolute
217 # Usage: CT_MakeAbsolutePath path
218 CT_MakeAbsolutePath() {
219 # Try to cd in that directory
225 # No such directory, fail back to guessing
235 # Creates a temporary directory
236 # $1: variable to assign to
237 # Usage: CT_MktempDir foo
239 # Some mktemp do not allow more than 6 Xs
240 eval "$1"="`mktemp -q -d \"${CT_BUILD_DIR}/.XXXXXX\"`"
241 CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
244 # Echoes the specified string on stdout until the pipe breaks.
247 # Usage: CT_DoYes "" |make oldconfig
252 # Get the file name extension of a component
253 # Usage: CT_GetFileExtension <component_name-component_version>
254 # If found, echoes the extension to stdout
255 # If not found, echoes nothing on stdout.
256 CT_GetFileExtension() {
260 CT_Pushd "${CT_TARBALLS_DIR}"
261 # we need to also check for an empty extension for those very
262 # peculiar components that don't have one (such as sstrip from
264 for ext in .tar.gz .tar.bz2 .tgz .tar ''; do
265 if [ -f "${file}${ext}" ]; then
275 # Download an URL using wget
276 # Usage: CT_DoGetFileWget <URL>
278 # Need to return true because it is legitimate to not find the tarball at
279 # some of the provided URLs (think about snapshots, different layouts for
280 # different gcc versions, etc...)
281 # Some (very old!) FTP server might not support the passive mode, thus
283 # With automated download as we are doing, it can be very dangerous to use
284 # -c to continue the downloads. It's far better to simply overwrite the
286 wget -nc --progress=dot:binary --tries=3 --passive-ftp "$1" || wget -nc --progress=dot:binary --tries=3 "$1" || true
289 # Download an URL using curl
290 # Usage: CT_DoGetFileCurl <URL>
292 # Note: comments about wget method are also valid here
293 # Plus: no good progreess indicator is available with curl,
294 # so output is consigned to oblivion
295 curl --ftp-pasv -O --retry 3 "$1" >/dev/null || curl -O --retry 3 "$1" >/dev/null || true
298 _wget=`CT_Which wget`
299 _curl=`CT_Which curl`
300 # Wrapper function to call one of curl or wget
301 # Usage: CT_DoGetFile <URL>
303 case "${_wget},${_curl}" in
304 ,) CT_DoError "Could find neither wget nor curl";;
305 ,*) CT_DoGetFileCurl "$1" 2>&1 |CT_DoLog ALL;;
306 *) CT_DoGetFileWget "$1" 2>&1 |CT_DoLog ALL;;
310 # Download the file from one of the URLs passed as argument
311 # Usage: CT_GetFile <filename> [extension] <url> [url ...]
319 .tar.bz2|.tar.gz|.tgz|.tar)
325 # Do we already have it?
326 ext=`CT_GetFileExtension "${file}"`
327 if [ -n "${ext}" ]; then
328 CT_DoLog DEBUG "Already have \"${file}\""
332 CT_Pushd "${CT_TARBALLS_DIR}"
333 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
334 # or, as a failover, a file without extension.
335 # Try local copy first, if it exists
336 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
337 CT_DoLog DEBUG "Trying \"${CT_LOCAL_TARBALLS_DIR}/${file}${ext}\""
338 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" -a \
339 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
340 CT_DoLog EXTRA "Retrieving \"${file}\" from local storage"
341 cp -v "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL
346 CT_DoLog EXTRA "Retrieving \"${file}\" from network"
347 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
348 # Try all urls in turn
350 CT_DoLog DEBUG "Trying \"${url}/${file}${ext}\""
351 CT_DoGetFile "${url}/${file}${ext}"
352 if [ -f "${file}${ext}" ]; then
353 # No need to test if the file already exists because
354 # it does NOT. If it did exist, we'd have been stopped
355 # above, when looking for local copies.
356 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
357 CT_DoLog EXTRA "Saving \"${file}\" to local storage"
358 cp -v "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}" |CT_DoLog ALL
366 CT_Abort "Could not download \"${file}\", and not present in \"${CT_LOCAL_TARBALLS_DIR}\""
369 # Extract a tarball and patch the resulting sources if necessary.
370 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
371 # must be extracted in the glibc directory; uCLibc locales must be extracted
372 # in the extra/locale sub-directory of uClibc.
373 CT_ExtractAndPatch() {
375 local base_file=`echo "${file}" |cut -d - -f 1`
376 local ver_file=`echo "${file}" |cut -d - -f 2-`
377 local official_patch_dir
378 local custom_patch_dir
380 local ext=`CT_GetFileExtension "${file}"`
381 CT_TestAndAbort "\"${file}\" not found in \"${CT_TARBALLS_DIR}\"" -z "${ext}"
382 local full_file="${CT_TARBALLS_DIR}/${file}${ext}"
384 CT_Pushd "${CT_SRC_DIR}"
386 # Add-ons need a little love, really.
389 CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
392 [ -f ".${file}.extracted" ] && return 0
393 touch ".${file}.extracted"
396 CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
397 cd "${CT_LIBC_FILE}/extra/locale"
399 [ -f ".${file}.extracted" ] && return 0
400 touch ".${file}.extracted"
404 # If the directory exists, then consider extraction and patching done
405 if [ -d "${file}" ]; then
406 CT_DoLog DEBUG "Already extracted \"${file}\""
410 CT_DoLog EXTRA "Extracting \"${file}\""
412 .tar.bz2) tar xvjf "${full_file}" |CT_DoLog ALL;;
413 .tar.gz|.tgz) tar xvzf "${full_file}" |CT_DoLog ALL;;
414 .tar) tar xvf "${full_file}" |CT_DoLog ALL;;
415 *) CT_Abort "Don't know how to handle \"${file}\": unknown extension" ;;
418 # Snapshots might not have the version number in the extracted directory
419 # name. This is also the case for some (old) packages, such as libfloat.
420 # Overcome this issue by symlink'ing the directory.
421 if [ ! -d "${file}" -a "${libc_addon}" != "y" ]; then
423 .tar.bz2) base=`tar tjf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
424 .tar.gz|.tgz) base=`tar tzf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
425 .tar) base=`tar tf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
427 CT_TestOrAbort "There was a problem when extracting \"${file}\"" -d "${base}" -o "${base}" != "${file}"
428 ln -s "${base}" "${file}"
431 # Kludge: outside this function, we wouldn't know if we had just extracted
432 # a libc addon, or a plain package. Apply patches now.
433 CT_DoLog EXTRA "Patching \"${file}\""
435 if [ "${libc_addon}" = "y" ]; then
436 # Some addons tarball directly contian the correct addon directory,
437 # while others have the addon directory named ofter the tarball.
438 # Fix that bu always using the short name (eg: linuxthreads, ports, etc...)
439 addon_short_name=`echo "${file}" |sed -r -e 's/^[^-]+-//; s/-[^-]+$//;'`
440 [ -d "${addon_short_name}" ] || ln -s "${file}" "${addon_short_name}"
441 # If libc addon, we're already in the correct place
448 [ "${CUSTOM_PATCH_ONLY}" = "y" ] || official_patch_dir="${CT_LIB_DIR}/patches/${base_file}/${ver_file}"
449 [ "${CT_CUSTOM_PATCH}" = "y" ] && custom_patch_dir="${CT_CUSTOM_PATCH_DIR}/${base_file}/${ver_file}"
450 for patch_dir in "${official_patch_dir}" "${custom_patch_dir}"; do
451 if [ -n "${patch_dir}" -a -d "${patch_dir}" ]; then
452 for p in "${patch_dir}"/*.patch; do
453 if [ -f "${p}" ]; then
454 CT_DoLog DEBUG "Applying patch \"${p}\""
455 patch -g0 -F1 -p1 -f <"${p}" |CT_DoLog ALL
456 CT_TestAndAbort "Failed while applying patch file \"${p}\"" ${PIPESTATUS[0]} -ne 0
465 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
466 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
468 if [ -x "${CT_TOP_DIR}/tools/config.guess" ]; then
469 "${CT_TOP_DIR}/tools/config.guess"
471 "${CT_LIB_DIR}/tools/config.guess"
476 if [ -x "${CT_TOP_DIR}/tools/config.sub" ]; then
477 "${CT_TOP_DIR}/tools/config.sub" "$@"
479 "${CT_LIB_DIR}/tools/config.sub" "$@"
483 # Compute the target triplet from what is provided by the user
484 # Usage: CT_DoBuildTargetTriplet
485 # In fact this function takes the environment variables to build the target
486 # triplet. It is needed both by the normal build sequence, as well as the
487 # sample saving sequence.
488 CT_DoBuildTargetTriplet() {
489 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
490 y,) target_endian_eb=eb; target_endian_el=;;
491 ,y) target_endian_eb=; target_endian_el=el;;
494 arm) CT_TARGET="${CT_ARCH}${target_endian_eb}";;
495 mips) CT_TARGET="${CT_ARCH}${target_endian_el}";;
496 x86*) # Much love for this one :-(
497 arch="${CT_ARCH_ARCH}"
498 [ -z "${arch}" ] && arch="${CT_ARCH_TUNE}"
500 x86_64) CT_TARGET=x86_64;;
503 i386|i486|i586|i686) CT_TARGET="${arch}";;
504 winchip*) CT_TARGET=i486;;
505 pentium|pentium-mmx|c3*) CT_TARGET=i586;;
506 nocona|athlon*64|k8|athlon-fx|opteron) CT_TARGET=x86_64;;
507 pentiumpro|pentium*|athlon*) CT_TARGET=i686;;
512 case "${CT_TARGET_VENDOR}" in
513 "") CT_TARGET="${CT_TARGET}-unknown";;
514 *) CT_TARGET="${CT_TARGET}-${CT_TARGET_VENDOR}";;
516 case "${CT_KERNEL}" in
517 linux*) CT_TARGET="${CT_TARGET}-linux";;
520 glibc) CT_TARGET="${CT_TARGET}-gnu";;
521 uClibc) CT_TARGET="${CT_TARGET}-uclibc";;
523 CT_TARGET=`CT_DoConfigSub "${CT_TARGET}"`
526 # This function does pause the build until the user strikes "Return"
527 # Usage: CT_DoPause [optional_message]
530 local message="${1:-Pausing for your pleasure}"
531 CT_DoLog INFO "${message}"
532 read -p "Press \"Enter\" to continue, or Ctrl-C to stop..." foo >&6
536 # This function saves the state of the toolchain to be able to restart
538 # Usage: CT_DoSaveState <next_step_name>
540 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
541 local state_name="$1"
542 local state_dir="${CT_STATE_DIR}/${state_name}"
544 CT_DoLog DEBUG "Saving state to restart at step \"${state_name}\"..."
545 rm -rf "${state_dir}"
546 mkdir -p "${state_dir}"
548 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
549 y) tar_opt=czf; tar_ext=".tar.gz";;
550 *) tar_opt=cf; tar_ext=".tar";;
553 CT_DoLog DEBUG " Saving environment and aliases"
554 # We must omit shell functions
555 # 'isgrep' is here because I don't seem to
556 # be able to remove the functions names.
559 $0~/^[^ ] ()/ { _p = 0; }
561 $0 == "}" { _p = 1; }
562 ' |egrep -v '^[^ ]+ \(\)' >"${state_dir}/env.sh"
564 CT_DoLog DEBUG " Saving CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\""
565 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
566 tar ${tar_opt} "${state_dir}/cc_core_static_prefix_dir${tar_ext}" .
569 CT_DoLog DEBUG " Saving CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\""
570 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
571 tar ${tar_opt} "${state_dir}/cc_core_shared_prefix_dir${tar_ext}" .
574 CT_DoLog DEBUG " Saving CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\""
575 CT_Pushd "${CT_PREFIX_DIR}"
576 tar ${tar_opt} "${state_dir}/prefix_dir${tar_ext}" --exclude '*.log' .
579 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
580 CT_DoLog DEBUG " Saving log file"
582 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
583 y) gzip -3 -c "${CT_LOG_FILE}" >"${state_dir}/log.gz";;
584 *) cat "${CT_LOG_FILE}" >"${state_dir}/log";;
586 exec >>"${CT_LOG_FILE}"
590 # This function restores a previously saved state
591 # Usage: CT_DoLoadState <state_name>
593 local state_name="$1"
594 local state_dir="${CT_STATE_DIR}/${state_name}"
595 local old_RESTART="${CT_RESTART}"
596 local old_STOP="${CT_STOP}"
598 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at \"${CT_RESTART}\"" -d "${state_dir}"
600 # We need to do something special with the log file!
601 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
602 exec >"${state_dir}/tail.log"
604 CT_DoLog INFO "Restoring state at step \"${state_name}\", as requested."
606 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
607 y) tar_opt=xzf; tar_ext=".tar.gz";;
608 *) tar_opt=cf; tar_ext=".tar";;
611 CT_DoLog DEBUG " Removing previous build directories"
612 chmod -R u+rwX "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
613 rm -rf "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
614 mkdir -p "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
616 CT_DoLog DEBUG " Restoring CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\""
617 CT_Pushd "${CT_PREFIX_DIR}"
618 tar ${tar_opt} "${state_dir}/prefix_dir${tar_ext}"
621 CT_DoLog DEBUG " Restoring CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\""
622 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
623 tar ${tar_opt} "${state_dir}/cc_core_shared_prefix_dir${tar_ext}"
626 CT_DoLog DEBUG " Restoring CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\""
627 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
628 tar ${tar_opt} "${state_dir}/cc_core_static_prefix_dir${tar_ext}"
631 # Restore the environment, discarding any error message
632 # (for example, read-only bash internals)
633 CT_DoLog DEBUG " Restoring environment"
634 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
636 # Restore the new RESTART and STOP steps
637 CT_RESTART="${old_RESTART}"
638 CT_STOP="${old_STOP}"
639 unset old_stop old_restart
641 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
642 CT_DoLog DEBUG " Restoring log file"
644 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
645 y) zcat "${state_dir}/log.gz" >"${CT_LOG_FILE}";;
646 *) cat "${state_dir}/log" >"${CT_LOG_FILE}";;
648 cat "${state_dir}/tail.log" >>"${CT_LOG_FILE}"
649 exec >>"${CT_LOG_FILE}"
650 rm -f "${state_dir}/tail.log"