Do al ittle bit more jobs in parallel while building gcc.
/trunk/scripts/build/cc_gcc.sh | 10 5 5 0 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
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_${LEVEL}}"
77 fi |( IFS="\n" # We want the full lines, even leading spaces
83 indent=$((2*CT_STEP_COUNT))
85 case "${CT_LOG_SEE_TOOLS_WARN},${line}" in
86 y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
87 y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
88 *"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
89 *"make["?*"]:"*"Stop.") cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
90 *) cur_L="${LEVEL}"; cur_l="${level}";;
92 # There will always be a log file (stdout, fd #1), be it /dev/null
93 printf "[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}"
94 if [ ${cur_l} -le ${max_level} ]; then
95 # Only print to console (fd #6) if log level is high enough.
96 printf "\r[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}" >&6
98 if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then
99 printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${_prog_bar[$((_prog_bar_cpt/10))]}" >&6
100 _prog_bar_cpt=$(((_prog_bar_cpt+1)%40))
108 # Execute an action, and log its messages
109 # Usage: CT_DoExecLog <level> <[VAR=val...] command [parameters...]>
113 eval "$@" 2>&1 |CT_DoLog "${level}"
116 # Tail message to be logged whatever happens
117 # Usage: CT_DoEnd <level>
121 CT_STOP_DATE=$(CT_DoDate +%s%N)
122 CT_STOP_DATE_HUMAN=$(CT_DoDate +%Y%m%d.%H%M%S)
123 if [ "${level}" != "ERROR" ]; then
124 CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}"
126 elapsed=$((CT_STOP_DATE-CT_STAR_DATE))
127 elapsed_min=$((elapsed/(60*1000*1000*1000)))
128 elapsed_sec=$(printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000))))
129 elapsed_csec=$(printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000))))
130 CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})"
133 # Abort the execution with an error message
134 # Usage: CT_Abort <message>
140 # Test a condition, and print a message if satisfied
141 # Usage: CT_Test <message> <tests>
146 test "$@" && CT_DoLog WARN "$m"
150 # Test a condition, and abort with an error message if satisfied
151 # Usage: CT_TestAndAbort <message> <tests>
155 test "$@" && CT_Abort "$m"
159 # Test a condition, and abort with an error message if not satisfied
160 # Usage: CT_TestAndAbort <message> <tests>
164 test "$@" || CT_Abort "$m"
168 # Test the presence of a tool, or abort if not found
169 # Usage: CT_HasOrAbort <tool>
171 CT_TestAndAbort "'${1}' not found and needed for successful toolchain build." -z ""$(CT_Which "${1}")
175 # Search a program: wrap "which" for those system where
176 # "which" verbosely says there is no match (Mdk are such
178 # Usage: CT_Which <filename>
180 which "$1" 2>/dev/null || true
183 # Get current date with nanosecond precision
184 # On those system not supporting nanosecond precision, faked with rounding down
185 # to the highest entire second
186 # Usage: CT_DoDate <fmt>
188 date "$1" |sed -r -e 's/%N$/000000000/;'
192 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="<none>"
193 # Memorise a step being done so that any error is caught
194 # Usage: CT_DoStep <loglevel> <message>
196 local start=$(CT_DoDate +%s%N)
197 CT_DoLog "$1" "================================================================="
199 CT_STEP_COUNT=$((CT_STEP_COUNT+1))
200 CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift
201 CT_STEP_START[${CT_STEP_COUNT}]="${start}"
202 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1"
206 # End the step just being done
209 local stop=$(CT_DoDate +%s%N)
210 local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;')
211 local elapsed=$(printf "%02d:%02d" $((SECONDS/60)) $((SECONDS%60)))
212 local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
213 local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
214 CT_STEP_COUNT=$((CT_STEP_COUNT-1))
215 CT_DoLog "${level}" "${message}: done in ${duration}s (at ${elapsed})"
219 # Pushes into a directory, and pops back
221 pushd "$1" >/dev/null 2>&1
227 # Makes a path absolute
228 # Usage: CT_MakeAbsolutePath path
229 CT_MakeAbsolutePath() {
230 # Try to cd in that directory
236 # No such directory, fail back to guessing
239 *) echo "$(pwd)/$1";;
246 # Creates a temporary directory
247 # $1: variable to assign to
248 # Usage: CT_MktempDir foo
250 # Some mktemp do not allow more than 6 Xs
251 eval "$1"=$(mktemp -q -d "${CT_BUILD_DIR}/.XXXXXX")
252 CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
255 # Echoes the specified string on stdout until the pipe breaks.
258 # Usage: CT_DoYes "" |make oldconfig
263 # Get the file name extension of a component
264 # Usage: CT_GetFileExtension <component_name-component_version>
265 # If found, echoes the extension to stdout
266 # If not found, echoes nothing on stdout.
267 CT_GetFileExtension() {
271 CT_Pushd "${CT_TARBALLS_DIR}"
272 # we need to also check for an empty extension for those very
273 # peculiar components that don't have one (such as sstrip from
275 for ext in .tar.gz .tar.bz2 .tgz .tar ''; do
276 if [ -f "${file}${ext}" ]; then
286 # Download an URL using wget
287 # Usage: CT_DoGetFileWget <URL>
289 # Need to return true because it is legitimate to not find the tarball at
290 # some of the provided URLs (think about snapshots, different layouts for
291 # different gcc versions, etc...)
292 # Some (very old!) FTP server might not support the passive mode, thus
294 # With automated download as we are doing, it can be very dangerous to use
295 # -c to continue the downloads. It's far better to simply overwrite the
297 # Some company networks have firewalls to connect to the internet, but it's
298 # not easy to detect them, and wget does not timeout by default while
299 # connecting, so force a global ${CT_CONNECT_TIMEOUT}-second timeout.
300 wget -T ${CT_CONNECT_TIMEOUT} -nc --progress=dot:binary --tries=3 --passive-ftp "$1" \
301 || wget -T ${CT_CONNECT_TIMEOUT} -nc --progress=dot:binary --tries=3 "$1" \
305 # Download an URL using curl
306 # Usage: CT_DoGetFileCurl <URL>
308 # Note: comments about wget method (above) are also valid here
309 # Plus: no good progress indicator is available with curl,
310 # so output is consigned to oblivion
311 curl --ftp-pasv -O --retry 3 "$1" --connect-timeout ${CT_CONNECT_TIMEOUT} >/dev/null \
312 || curl -O --retry 3 "$1" --connect-timeout ${CT_CONNECT_TIMEOUT} >/dev/null \
316 _wget=$(CT_Which wget)
317 _curl=$(CT_Which curl)
318 # Wrapper function to call one of curl or wget
319 # Usage: CT_DoGetFile <URL>
321 case "${_wget},${_curl}" in
322 ,) CT_DoError "Could find neither wget nor curl";;
323 ,*) CT_DoGetFileCurl "$1" 2>&1 |CT_DoLog ALL;;
324 *) CT_DoGetFileWget "$1" 2>&1 |CT_DoLog ALL;;
328 # Download the file from one of the URLs passed as argument
329 # Usage: CT_GetFile <filename> [extension] <url> [url ...]
337 .tar.bz2|.tar.gz|.tgz|.tar)
343 # Do we already have it?
344 ext=$(CT_GetFileExtension "${file}")
345 if [ -n "${ext}" ]; then
346 CT_DoLog DEBUG "Already have '${file}'"
350 CT_Pushd "${CT_TARBALLS_DIR}"
351 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
352 # or, as a failover, a file without extension.
353 # Try local copy first, if it exists
354 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
355 CT_DoLog DEBUG "Trying '${CT_LOCAL_TARBALLS_DIR}/${file}${ext}'"
356 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" -a \
357 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
358 CT_DoLog EXTRA "Using '${file}' from local storage"
359 ln -sv "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL
364 CT_DoLog EXTRA "Retrieving '${file}' from network"
365 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
366 # Try all urls in turn
368 CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
369 CT_DoGetFile "${url}/${file}${ext}"
370 if [ -f "${file}${ext}" ]; then
371 # No need to test if the file already exists because
372 # it does NOT. If it did exist, we'd have been stopped
373 # above, when looking for local copies.
374 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
375 CT_DoLog EXTRA "Saving '${file}' to local storage"
376 mv "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}" |CT_DoLog ALL
377 ln -sv "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}" |CT_DoLog ALL
385 CT_Abort "Could not download '${file}', and not present in '${CT_LOCAL_TARBALLS_DIR}'"
388 # Extract a tarball and patch the resulting sources if necessary.
389 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
390 # must be extracted in the glibc directory; uCLibc locales must be extracted
391 # in the extra/locale sub-directory of uClibc.
392 CT_ExtractAndPatch() {
394 local base_file=$(echo "${file}" |cut -d - -f 1)
395 local ver_file=$(echo "${file}" |cut -d - -f 2-)
396 local official_patch_dir
397 local custom_patch_dir
399 local ext=$(CT_GetFileExtension "${file}")
400 CT_TestAndAbort "'${file}' not found in '${CT_TARBALLS_DIR}'" -z "${ext}"
401 local full_file="${CT_TARBALLS_DIR}/${file}${ext}"
403 CT_Pushd "${CT_SRC_DIR}"
405 # Add-ons need a little love, really.
408 CT_TestAndAbort "Trying to extract the C-library addon/locales '${file}' when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
411 [ -f ".${file}.extracted" ] && return 0
412 touch ".${file}.extracted"
415 CT_TestAndAbort "Trying to extract the C-library addon/locales '${file}' when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
416 cd "${CT_LIBC_FILE}/extra/locale"
418 [ -f ".${file}.extracted" ] && return 0
419 touch ".${file}.extracted"
423 # If the directory exists, then consider extraction and patching done
424 if [ -d "${file}" ]; then
425 CT_DoLog DEBUG "Already extracted '${file}'"
429 CT_DoLog EXTRA "Extracting '${file}'"
431 .tar.bz2) tar xvjf "${full_file}" |CT_DoLog ALL;;
432 .tar.gz|.tgz) tar xvzf "${full_file}" |CT_DoLog ALL;;
433 .tar) tar xvf "${full_file}" |CT_DoLog ALL;;
434 *) CT_Abort "Don't know how to handle '${file}': unknown extension" ;;
437 # Snapshots might not have the version number in the extracted directory
438 # name. This is also the case for some (odd) packages, such as D.U.M.A.
439 # Overcome this issue by symlink'ing the directory.
440 if [ ! -d "${file}" -a "${libc_addon}" != "y" ]; then
442 .tar.bz2) base=$(tar tjf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
443 .tar.gz|.tgz) base=$(tar tzf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
444 .tar) base=$(tar tf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
446 CT_TestOrAbort "There was a problem when extracting '${file}'" -d "${base}" -o "${base}" != "${file}"
447 ln -s "${base}" "${file}"
450 # Kludge: outside this function, we wouldn't know if we had just extracted
451 # a libc addon, or a plain package. Apply patches now.
452 CT_DoLog EXTRA "Patching '${file}'"
454 if [ "${libc_addon}" = "y" ]; then
455 # Some addon tarballs directly contain the correct addon directory,
456 # while others have the addon directory named after the tarball.
457 # Fix that by always using the short name (eg: linuxthreads, ports, etc...)
458 addon_short_name=$(echo "${file}" |sed -r -e 's/^[^-]+-//; s/-[^-]+$//;')
459 [ -d "${addon_short_name}" ] || ln -s "${file}" "${addon_short_name}"
460 # If libc addon, we're already in the correct place
467 [ "${CUSTOM_PATCH_ONLY}" = "y" ] || official_patch_dir="${CT_LIB_DIR}/patches/${base_file}/${ver_file}"
468 [ "${CT_CUSTOM_PATCH}" = "y" ] && custom_patch_dir="${CT_CUSTOM_PATCH_DIR}/${base_file}/${ver_file}"
469 for patch_dir in "${official_patch_dir}" "${custom_patch_dir}"; do
470 if [ -n "${patch_dir}" -a -d "${patch_dir}" ]; then
471 for p in "${patch_dir}"/*.patch; do
472 if [ -f "${p}" ]; then
473 CT_DoLog DEBUG "Applying patch '${p}'"
474 patch -g0 -F1 -p1 -f <"${p}" |CT_DoLog ALL
475 CT_TestAndAbort "Failed while applying patch file '${p}'" ${PIPESTATUS[0]} -ne 0
481 if [ "${CT_OVERIDE_CONFIG_GUESS_SUB}" = "y" ]; then
482 CT_DoLog ALL "Overiding config.guess and config.sub"
483 for cfg in config_guess config_sub; do
484 eval ${cfg}="${CT_LIB_DIR}/tools/${cfg/_/.}"
485 [ -e "${CT_TOP_DIR}/tools/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/tools/${cfg/_/.}"
486 find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
493 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
494 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
496 if [ -x "${CT_TOP_DIR}/tools/config.guess" ]; then
497 "${CT_TOP_DIR}/tools/config.guess"
499 "${CT_LIB_DIR}/tools/config.guess"
504 if [ -x "${CT_TOP_DIR}/tools/config.sub" ]; then
505 "${CT_TOP_DIR}/tools/config.sub" "$@"
507 "${CT_LIB_DIR}/tools/config.sub" "$@"
511 # Compute the target tuple from what is provided by the user
512 # Usage: CT_DoBuildTargetTuple
513 # In fact this function takes the environment variables to build the target
514 # tuple. It is needed both by the normal build sequence, as well as the
515 # sample saving sequence.
516 CT_DoBuildTargetTuple() {
517 # Set the endianness suffix, and the default endianness gcc option
518 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
519 y,) target_endian_eb=eb
521 CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
522 CT_ARCH_ENDIAN_LDFLAG="-EB"
524 ,y) target_endian_eb=
526 CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
527 CT_ARCH_ENDIAN_LDFLAG="-EL"
531 # Set defaults for the system part of the tuple. Can be overriden
532 # by architecture-specific values.
534 glibc) CT_TARGET_SYS=gnu;;
535 uClibc) CT_TARGET_SYS=uclibc;;
538 # Transform the ARCH into a kernel-understandable ARCH
539 CT_KERNEL_ARCH="${CT_ARCH}"
541 # Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
542 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
543 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
544 [ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
545 [ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
546 [ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
547 [ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
548 [ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
549 [ "${CT_ARCH_FLOAT_SW}" ] && { CT_ARCH_FLOAT_CFLAG="-msoft-float"; CT_ARCH_WITH_FLOAT="--with-float=soft"; }
551 # Call the architecture specific settings
554 # Finish the target tuple construction
555 case "${CT_KERNEL}" in
556 linux*) CT_TARGET_KERNEL=linux;;
558 CT_TARGET=$(CT_DoConfigSub "${CT_TARGET_ARCH}-${CT_TARGET_VENDOR:-unknown}-${CT_TARGET_KERNEL}-${CT_TARGET_SYS}")
560 # Prepare the target CFLAGS
561 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_ENDIAN_CFLAG}"
562 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"
563 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
564 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
565 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
566 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
567 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
569 # Now on for the target LDFLAGS
570 CT_ARCH_TARGET_LDFLAGS="${CT_ARCH_ENDIAN_LDFLAG}"
573 # This function does pause the build until the user strikes "Return"
574 # Usage: CT_DoPause [optional_message]
577 local message="${1:-Pausing for your pleasure}"
578 CT_DoLog INFO "${message}"
579 read -p "Press 'Enter' to continue, or Ctrl-C to stop..." foo >&6
583 # This function saves the state of the toolchain to be able to restart
585 # Usage: CT_DoSaveState <next_step_name>
587 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
588 local state_name="$1"
589 local state_dir="${CT_STATE_DIR}/${state_name}"
591 CT_DoLog DEBUG "Saving state to restart at step '${state_name}'..."
592 rm -rf "${state_dir}"
593 mkdir -p "${state_dir}"
595 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
596 y) tar_opt=z; tar_ext=.gz;;
597 *) tar_opt=; tar_ext=;;
600 CT_DoLog DEBUG " Saving environment and aliases"
601 # We must omit shell functions
604 $0~/^[^ ]+ \(\)/ { _p = 0; }
606 $0 == "}" { _p = 1; }
607 ' >"${state_dir}/env.sh"
609 CT_DoLog DEBUG " Saving CT_CC_CORE_STATIC_PREFIX_DIR='${CT_CC_CORE_STATIC_PREFIX_DIR}'"
610 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
611 tar cv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}" . |CT_DoLog DEBUG
614 CT_DoLog DEBUG " Saving CT_CC_CORE_SHARED_PREFIX_DIR='${CT_CC_CORE_SHARED_PREFIX_DIR}'"
615 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
616 tar cv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}" . |CT_DoLog DEBUG
619 CT_DoLog DEBUG " Saving CT_PREFIX_DIR='${CT_PREFIX_DIR}'"
620 CT_Pushd "${CT_PREFIX_DIR}"
621 tar cv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}" --exclude '*.log' . |CT_DoLog DEBUG
624 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
625 CT_DoLog DEBUG " Saving log file"
627 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
628 y) gzip -3 -c "${CT_LOG_FILE}" >"${state_dir}/log.gz";;
629 *) cat "${CT_LOG_FILE}" >"${state_dir}/log";;
631 exec >>"${CT_LOG_FILE}"
635 # This function restores a previously saved state
636 # Usage: CT_DoLoadState <state_name>
638 local state_name="$1"
639 local state_dir="${CT_STATE_DIR}/${state_name}"
640 local old_RESTART="${CT_RESTART}"
641 local old_STOP="${CT_STOP}"
643 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at '${CT_RESTART}'" -d "${state_dir}"
645 # We need to do something special with the log file!
646 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
647 exec >"${state_dir}/tail.log"
649 CT_DoLog INFO "Restoring state at step '${state_name}', as requested."
651 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
652 y) tar_opt=z; tar_ext=.gz;;
653 *) tar_opt=; tar_ext=;;
656 CT_DoLog DEBUG " Removing previous build directories"
657 chmod -R u+rwX "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
658 rm -rf "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
659 mkdir -p "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
661 CT_DoLog DEBUG " Restoring CT_PREFIX_DIR='${CT_PREFIX_DIR}'"
662 CT_Pushd "${CT_PREFIX_DIR}"
663 tar xv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
666 CT_DoLog DEBUG " Restoring CT_CC_CORE_SHARED_PREFIX_DIR='${CT_CC_CORE_SHARED_PREFIX_DIR}'"
667 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
668 tar xv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
671 CT_DoLog DEBUG " Restoring CT_CC_CORE_STATIC_PREFIX_DIR='${CT_CC_CORE_STATIC_PREFIX_DIR}'"
672 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
673 tar xv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}" |CT_DoLog DEBUG
676 # Restore the environment, discarding any error message
677 # (for example, read-only bash internals)
678 CT_DoLog DEBUG " Restoring environment"
679 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
681 # Restore the new RESTART and STOP steps
682 CT_RESTART="${old_RESTART}"
683 CT_STOP="${old_STOP}"
684 unset old_stop old_restart
686 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
687 CT_DoLog DEBUG " Restoring log file"
689 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
690 y) zcat "${state_dir}/log.gz" >"${CT_LOG_FILE}";;
691 *) cat "${state_dir}/log" >"${CT_LOG_FILE}";;
693 cat "${state_dir}/tail.log" >>"${CT_LOG_FILE}"
694 exec >>"${CT_LOG_FILE}"
695 rm -f "${state_dir}/tail.log"