Commit a long-standing eye-dcandy change in a log, that got lost in a vi crash...
scripts/build/tools/sstrip.sh | 2 1 1 0 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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 successful 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 # Some company networks have proxies to connect to to the internet, but
287 # it's not easy to detect them, and wget may never timeout while connecting,
288 # so force a global 120s timeout.
289 wget -T 120 -nc --progress=dot:binary --tries=3 --passive-ftp "$1" \
290 || wget -T 120 -nc --progress=dot:binary --tries=3 "$1" \
294 # Download an URL using curl
295 # Usage: CT_DoGetFileCurl <URL>
297 # Note: comments about wget method are also valid here
298 # Plus: no good progress indicator is available with curl,
299 # so output is consigned to oblivion
300 curl --ftp-pasv -O --retry 3 "$1" --connect-timeout 120 >/dev/null \
301 || curl -O --retry 3 "$1" --connect-timeout 120 >/dev/null \
305 _wget=`CT_Which wget`
306 _curl=`CT_Which curl`
307 # Wrapper function to call one of curl or wget
308 # Usage: CT_DoGetFile <URL>
310 case "${_wget},${_curl}" in
311 ,) CT_DoError "Could find neither wget nor curl";;
312 ,*) CT_DoGetFileCurl "$1" 2>&1 |CT_DoLog ALL;;
313 *) CT_DoGetFileWget "$1" 2>&1 |CT_DoLog ALL;;
317 # Download the file from one of the URLs passed as argument
318 # Usage: CT_GetFile <filename> [extension] <url> [url ...]
326 .tar.bz2|.tar.gz|.tgz|.tar)
332 # Do we already have it?
333 ext=`CT_GetFileExtension "${file}"`
334 if [ -n "${ext}" ]; then
335 CT_DoLog DEBUG "Already have \"${file}\""
339 CT_Pushd "${CT_TARBALLS_DIR}"
340 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
341 # or, as a failover, a file without extension.
342 # Try local copy first, if it exists
343 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
344 CT_DoLog DEBUG "Trying \"${CT_LOCAL_TARBALLS_DIR}/${file}${ext}\""
345 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" -a \
346 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
347 CT_DoLog EXTRA "Using \"${file}\" from local storage"
348 ln -sv "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL
353 CT_DoLog EXTRA "Retrieving \"${file}\" from network"
354 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
355 # Try all urls in turn
357 CT_DoLog DEBUG "Trying \"${url}/${file}${ext}\""
358 CT_DoGetFile "${url}/${file}${ext}"
359 if [ -f "${file}${ext}" ]; then
360 # No need to test if the file already exists because
361 # it does NOT. If it did exist, we'd have been stopped
362 # above, when looking for local copies.
363 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
364 CT_DoLog EXTRA "Saving \"${file}\" to local storage"
365 mv "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}" |CT_DoLog ALL
366 ln -sv "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL
374 CT_Abort "Could not download \"${file}\", and not present in \"${CT_LOCAL_TARBALLS_DIR}\""
377 # Extract a tarball and patch the resulting sources if necessary.
378 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
379 # must be extracted in the glibc directory; uCLibc locales must be extracted
380 # in the extra/locale sub-directory of uClibc.
381 CT_ExtractAndPatch() {
383 local base_file=`echo "${file}" |cut -d - -f 1`
384 local ver_file=`echo "${file}" |cut -d - -f 2-`
385 local official_patch_dir
386 local custom_patch_dir
388 local ext=`CT_GetFileExtension "${file}"`
389 CT_TestAndAbort "\"${file}\" not found in \"${CT_TARBALLS_DIR}\"" -z "${ext}"
390 local full_file="${CT_TARBALLS_DIR}/${file}${ext}"
392 CT_Pushd "${CT_SRC_DIR}"
394 # Add-ons need a little love, really.
397 CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
400 [ -f ".${file}.extracted" ] && return 0
401 touch ".${file}.extracted"
404 CT_TestAndAbort "Trying to extract the C-library addon/locales \"${file}\" when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
405 cd "${CT_LIBC_FILE}/extra/locale"
407 [ -f ".${file}.extracted" ] && return 0
408 touch ".${file}.extracted"
412 # If the directory exists, then consider extraction and patching done
413 if [ -d "${file}" ]; then
414 CT_DoLog DEBUG "Already extracted \"${file}\""
418 CT_DoLog EXTRA "Extracting \"${file}\""
420 .tar.bz2) tar xvjf "${full_file}" |CT_DoLog ALL;;
421 .tar.gz|.tgz) tar xvzf "${full_file}" |CT_DoLog ALL;;
422 .tar) tar xvf "${full_file}" |CT_DoLog ALL;;
423 *) CT_Abort "Don't know how to handle \"${file}\": unknown extension" ;;
426 # Snapshots might not have the version number in the extracted directory
427 # name. This is also the case for some (odd) packages, such as D.U.M.A.
428 # Overcome this issue by symlink'ing the directory.
429 if [ ! -d "${file}" -a "${libc_addon}" != "y" ]; then
431 .tar.bz2) base=`tar tjf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
432 .tar.gz|.tgz) base=`tar tzf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
433 .tar) base=`tar tf "${full_file}" |head -n 1 |cut -d / -f 1 || true`;;
435 CT_TestOrAbort "There was a problem when extracting \"${file}\"" -d "${base}" -o "${base}" != "${file}"
436 ln -s "${base}" "${file}"
439 # Kludge: outside this function, we wouldn't know if we had just extracted
440 # a libc addon, or a plain package. Apply patches now.
441 CT_DoLog EXTRA "Patching \"${file}\""
443 if [ "${libc_addon}" = "y" ]; then
444 # Some addons tarball directly contian the correct addon directory,
445 # while others have the addon directory named ofter the tarball.
446 # Fix that by always using the short name (eg: linuxthreads, ports, etc...)
447 addon_short_name=`echo "${file}" |sed -r -e 's/^[^-]+-//; s/-[^-]+$//;'`
448 [ -d "${addon_short_name}" ] || ln -s "${file}" "${addon_short_name}"
449 # If libc addon, we're already in the correct place
456 [ "${CUSTOM_PATCH_ONLY}" = "y" ] || official_patch_dir="${CT_LIB_DIR}/patches/${base_file}/${ver_file}"
457 [ "${CT_CUSTOM_PATCH}" = "y" ] && custom_patch_dir="${CT_CUSTOM_PATCH_DIR}/${base_file}/${ver_file}"
458 for patch_dir in "${official_patch_dir}" "${custom_patch_dir}"; do
459 if [ -n "${patch_dir}" -a -d "${patch_dir}" ]; then
460 for p in "${patch_dir}"/*.patch; do
461 if [ -f "${p}" ]; then
462 CT_DoLog DEBUG "Applying patch \"${p}\""
463 patch -g0 -F1 -p1 -f <"${p}" |CT_DoLog ALL
464 CT_TestAndAbort "Failed while applying patch file \"${p}\"" ${PIPESTATUS[0]} -ne 0
473 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
474 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
476 if [ -x "${CT_TOP_DIR}/tools/config.guess" ]; then
477 "${CT_TOP_DIR}/tools/config.guess"
479 "${CT_LIB_DIR}/tools/config.guess"
484 if [ -x "${CT_TOP_DIR}/tools/config.sub" ]; then
485 "${CT_TOP_DIR}/tools/config.sub" "$@"
487 "${CT_LIB_DIR}/tools/config.sub" "$@"
491 # Compute the target tuple from what is provided by the user
492 # Usage: CT_DoBuildTargetTuple
493 # In fact this function takes the environment variables to build the target
494 # tuple. It is needed both by the normal build sequence, as well as the
495 # sample saving sequence.
496 CT_DoBuildTargetTuple() {
497 # Set the endianness suffix, and the default endianness gcc option
498 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
499 y,) target_endian_eb=eb
501 CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
503 ,y) target_endian_eb=
505 CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
509 # Set defaults for the system part of the tuple. Can be overriden
510 # by architecture-specific values.
512 glibc) CT_TARGET_SYS=gnu;;
513 uClibc) CT_TARGET_SYS=uclibc;;
516 # Transform the ARCH into a kernel-understandable ARCH
517 CT_KERNEL_ARCH="${CT_ARCH}"
519 # Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
520 unset CT_ARCH_ARCH_CFLAG CT_ARCH_ABI_CFLAG CT_ARCH_CPU_CFLAG CT_ARCH_TUNE_CFLAG CT_ARCH_FPU_CFLAG
521 unset CT_ARCH_WITH_ARCH CT_ARCH_WITH_ABI CT_ARCH_WITH_CPU CT_ARCH_WITH_TUNE CT_ARCH_WITH_FPU
522 [ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
523 [ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
524 [ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
525 [ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
526 [ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
527 [ "${CT_ARCH_FLOAT_SW}" ] && { CT_ARCH_FLOAT_CFLAG="-msoft-float"; CT_ARCH_WITH_FLOAT="--with-float=soft"; }
529 # Call the architecture specific settings
532 # Finish the target tuple construction
533 case "${CT_KERNEL}" in
534 linux*) CT_TARGET_KERNEL=linux;;
536 CT_TARGET=`CT_DoConfigSub "${CT_TARGET_ARCH}-${CT_TARGET_VENDOR:-unknown}-${CT_TARGET_KERNEL}-${CT_TARGET_SYS}"`
538 # Prepare the target CFLAGS
539 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_ARCH_CFLAG}"
540 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
541 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
542 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
543 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
544 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
547 # This function does pause the build until the user strikes "Return"
548 # Usage: CT_DoPause [optional_message]
551 local message="${1:-Pausing for your pleasure}"
552 CT_DoLog INFO "${message}"
553 read -p "Press \"Enter\" to continue, or Ctrl-C to stop..." foo >&6
557 # This function saves the state of the toolchain to be able to restart
559 # Usage: CT_DoSaveState <next_step_name>
561 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
562 local state_name="$1"
563 local state_dir="${CT_STATE_DIR}/${state_name}"
565 CT_DoLog DEBUG "Saving state to restart at step \"${state_name}\"..."
566 rm -rf "${state_dir}"
567 mkdir -p "${state_dir}"
569 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
570 y) tar_opt=z; tar_ext=.gz;;
571 *) tar_opt=; tar_ext=;;
574 CT_DoLog DEBUG " Saving environment and aliases"
575 # We must omit shell functions
578 $0~/^[^ ]+ \(\)/ { _p = 0; }
580 $0 == "}" { _p = 1; }
581 ' >"${state_dir}/env.sh"
583 CT_DoLog DEBUG " Saving CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\""
584 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
585 tar cv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}" . |CT_DoLog DEBUG
588 CT_DoLog DEBUG " Saving CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\""
589 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
590 tar cv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}" . |CT_DoLog DEBUG
593 CT_DoLog DEBUG " Saving CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\""
594 CT_Pushd "${CT_PREFIX_DIR}"
595 tar cv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}" --exclude '*.log' . |CT_DoLog DEBUG
598 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
599 CT_DoLog DEBUG " Saving log file"
601 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
602 y) gzip -3 -c "${CT_LOG_FILE}" >"${state_dir}/log.gz";;
603 *) cat "${CT_LOG_FILE}" >"${state_dir}/log";;
605 exec >>"${CT_LOG_FILE}"
609 # This function restores a previously saved state
610 # Usage: CT_DoLoadState <state_name>
612 local state_name="$1"
613 local state_dir="${CT_STATE_DIR}/${state_name}"
614 local old_RESTART="${CT_RESTART}"
615 local old_STOP="${CT_STOP}"
617 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at \"${CT_RESTART}\"" -d "${state_dir}"
619 # We need to do something special with the log file!
620 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
621 exec >"${state_dir}/tail.log"
623 CT_DoLog INFO "Restoring state at step \"${state_name}\", as requested."
625 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
626 y) tar_opt=z; tar_ext=.gz;;
627 *) tar_opt=; tar_ext=;;
630 CT_DoLog DEBUG " Removing previous build directories"
631 chmod -R u+rwX "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
632 rm -rf "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
633 mkdir -p "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
635 CT_DoLog DEBUG " Restoring CT_PREFIX_DIR=\"${CT_PREFIX_DIR}\""
636 CT_Pushd "${CT_PREFIX_DIR}"
637 tar xv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
640 CT_DoLog DEBUG " Restoring CT_CC_CORE_SHARED_PREFIX_DIR=\"${CT_CC_CORE_SHARED_PREFIX_DIR}\""
641 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
642 tar xv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
645 CT_DoLog DEBUG " Restoring CT_CC_CORE_STATIC_PREFIX_DIR=\"${CT_CC_CORE_STATIC_PREFIX_DIR}\""
646 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
647 tar xv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
650 # Restore the environment, discarding any error message
651 # (for example, read-only bash internals)
652 CT_DoLog DEBUG " Restoring environment"
653 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
655 # Restore the new RESTART and STOP steps
656 CT_RESTART="${old_RESTART}"
657 CT_STOP="${old_STOP}"
658 unset old_stop old_restart
660 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
661 CT_DoLog DEBUG " Restoring log file"
663 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
664 y) zcat "${state_dir}/log.gz" >"${CT_LOG_FILE}";;
665 *) cat "${state_dir}/log" >"${CT_LOG_FILE}";;
667 cat "${state_dir}/tail.log" >>"${CT_LOG_FILE}"
668 exec >>"${CT_LOG_FILE}"
669 rm -f "${state_dir}/tail.log"