Enable glibc to include support for kernel versions different than the version from the kernel headers.
Thanks to Nate CASE <ncase@xes-inc.com> for suggesting this use-case, and providing the patch.
/trunk/scripts/build/libc_glibc.sh | 4 2 2 0 +-
/trunk/scripts/build/libc_eglibc.sh | 2 1 1 0 +-
/trunk/config/libc/glibc-eglibc-common.in | 44 44 0 0 +++++++++++++++++++++++++++++++++++++
3 files changed, 47 insertions(+), 3 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 # Bail out early in subshell, the upper level shell will act accordingly.
9 [ ${BASH_SUBSHELL} -eq 0 ] || exit $ret
10 CT_DoLog ERROR "Build failed in step '${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}'"
11 for((step=(CT_STEP_COUNT-1); step>1; step--)); do
12 CT_DoLog ERROR " called in step '${CT_STEP_MESSAGE[${step}]}'"
14 CT_DoLog ERROR "Error happened in '${BASH_SOURCE[1]}' in function '${FUNCNAME[1]}' (line unknown, sorry)"
15 for((depth=2; ${BASH_LINENO[$((${depth}-1))]}>0; depth++)); do
16 CT_DoLog ERROR " called from '${BASH_SOURCE[${depth}]}' at line # ${BASH_LINENO[${depth}-1]} in function '${FUNCNAME[${depth}]}'"
18 [ "${CT_LOG_TO_FILE}" = "y" ] && CT_DoLog ERROR "Look at '${CT_LOG_FILE}' for more info on this error."
24 # Install the fault handler
27 # Inherit the fault handler in subshells and functions
30 # Make pipes fail on the _first_ failed command
31 # Not supported on bash < 3.x, but we need it, so drop the obsoleting bash-2.x
34 # Don't hash commands' locations, and search every time it is requested.
35 # This is slow, but needed because of the static/shared core gcc which shall
36 # always match to shared if it exists, and only fallback to static if the
41 # - first of all, save stdout so we can see the live logs: fd #6
43 # - then point stdout to the log file (temporary for now)
44 tmp_log_file="${CT_TOP_DIR}/log.$$"
45 exec >>"${tmp_log_file}"
47 # The different log levels:
55 # A function to log what is happening
56 # Different log level are available:
57 # - ERROR: A serious, fatal error occurred
58 # - WARN: A non fatal, non serious error occurred, take your responsbility with the generated build
59 # - INFO: Informational messages
60 # - EXTRA: Extra informational messages
61 # - DEBUG: Debug messages
62 # - ALL: Component's build messages
63 # Usage: CT_DoLog <level> [message]
64 # If message is empty, then stdin will be logged.
66 local max_level LEVEL level cur_l cur_L
68 eval max_level="\${CT_LOG_LEVEL_${CT_LOG_LEVEL_MAX}}"
69 # Set the maximum log level to DEBUG if we have none
70 [ -z "${max_level}" ] && max_level=${CT_LOG_LEVEL_DEBUG}
73 eval level="\${CT_LOG_LEVEL_${LEVEL}}"
79 fi |( IFS="\n" # We want the full lines, even leading spaces
85 indent=$((2*CT_STEP_COUNT))
87 case "${CT_LOG_SEE_TOOLS_WARN},${line}" in
88 y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
89 y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
90 *"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
91 *"make["?*"]:"*"Stop.") cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
92 *) cur_L="${LEVEL}"; cur_l="${level}";;
94 # There will always be a log file (stdout, fd #1), be it /dev/null
95 printf "[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}"
96 if [ ${cur_l} -le ${max_level} ]; then
97 # Only print to console (fd #6) if log level is high enough.
98 printf "\r[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}" >&6
100 if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then
101 printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${_prog_bar[$((_prog_bar_cpt/10))]}" >&6
102 _prog_bar_cpt=$(((_prog_bar_cpt+1)%40))
110 # Execute an action, and log its messages
111 # Usage: CT_DoExecLog <level> <[VAR=val...] command [parameters...]>
115 CT_DoLog DEBUG "==> Executing: '${@}'"
116 "${@}" 2>&1 |CT_DoLog "${level}"
119 # Tail message to be logged whatever happens
120 # Usage: CT_DoEnd <level>
124 CT_STOP_DATE=$(CT_DoDate +%s%N)
125 CT_STOP_DATE_HUMAN=$(CT_DoDate +%Y%m%d.%H%M%S)
126 if [ "${level}" != "ERROR" ]; then
127 CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}"
129 elapsed=$((CT_STOP_DATE-CT_STAR_DATE))
130 elapsed_min=$((elapsed/(60*1000*1000*1000)))
131 elapsed_sec=$(printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000))))
132 elapsed_csec=$(printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000))))
133 CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})"
136 # Abort the execution with an error message
137 # Usage: CT_Abort <message>
143 # Test a condition, and print a message if satisfied
144 # Usage: CT_Test <message> <tests>
149 test "$@" && CT_DoLog WARN "$m"
153 # Test a condition, and abort with an error message if satisfied
154 # Usage: CT_TestAndAbort <message> <tests>
158 test "$@" && CT_Abort "$m"
162 # Test a condition, and abort with an error message if not satisfied
163 # Usage: CT_TestAndAbort <message> <tests>
167 test "$@" || CT_Abort "$m"
171 # Test the presence of a tool, or abort if not found
172 # Usage: CT_HasOrAbort <tool>
174 CT_TestAndAbort "'${1}' not found and needed for successful toolchain build." -z "$(CT_Which "${1}")"
178 # Search a program: wrap "which" for those system where
179 # "which" verbosely says there is no match (Mdk are such
181 # Usage: CT_Which <filename>
183 which "$1" 2>/dev/null || true
186 # Get current date with nanosecond precision
187 # On those system not supporting nanosecond precision, faked with rounding down
188 # to the highest entire second
189 # Usage: CT_DoDate <fmt>
191 date "$1" |sed -r -e 's/%N$/000000000/;'
195 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="<none>"
196 # Memorise a step being done so that any error is caught
197 # Usage: CT_DoStep <loglevel> <message>
199 local start=$(CT_DoDate +%s%N)
200 CT_DoLog "$1" "================================================================="
202 CT_STEP_COUNT=$((CT_STEP_COUNT+1))
203 CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift
204 CT_STEP_START[${CT_STEP_COUNT}]="${start}"
205 CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1"
209 # End the step just being done
212 local stop=$(CT_DoDate +%s%N)
213 local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;')
214 local elapsed=$(printf "%02d:%02d" $((SECONDS/60)) $((SECONDS%60)))
215 local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
216 local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
217 CT_STEP_COUNT=$((CT_STEP_COUNT-1))
218 CT_DoLog "${level}" "${message}: done in ${duration}s (at ${elapsed})"
222 # Pushes into a directory, and pops back
224 pushd "$1" >/dev/null 2>&1
230 # Makes a path absolute
231 # Usage: CT_MakeAbsolutePath path
232 CT_MakeAbsolutePath() {
233 # Try to cd in that directory
239 # No such directory, fail back to guessing
242 *) echo "$(pwd)/$1";;
249 # Creates a temporary directory
250 # $1: variable to assign to
251 # Usage: CT_MktempDir foo
253 # Some mktemp do not allow more than 6 Xs
254 eval "$1"=$(mktemp -q -d "${CT_BUILD_DIR}/.XXXXXX")
255 CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
256 CT_DoLog DEBUG "Made temporary directory '${!1}'"
260 # Echoes the specified string on stdout until the pipe breaks.
263 # Usage: CT_DoYes "" |make oldconfig
268 # Get the file name extension of a component
269 # Usage: CT_GetFileExtension <component_name-component_version> [extension]
270 # If found, echoes the extension to stdout
271 # If not found, echoes nothing on stdout.
272 CT_GetFileExtension() {
278 CT_Pushd "${CT_TARBALLS_DIR}"
279 # we need to also check for an empty extension for those very
280 # peculiar components that don't have one (such as sstrip from
282 for ext in ${first_ext} .tar.gz .tar.bz2 .tgz .tar ''; do
283 if [ -f "${file}${ext}" ]; then
293 # Set environment for proxy access
294 # Usage: CT_DoSetProxy <proxy_type>
295 # where proxy_type is one of 'http', 'sockssys', 'socks4' or 'socks5',
296 # or empty (to not change proxy settings).
301 case "${CT_PROXY_USER}:${CT_PROXY_PASS}" in
303 :*) http_proxy="${http_proxy}:${CT_PROXY_PASS}@";;
304 *:) http_proxy="${http_proxy}${CT_PROXY_USER}@";;
305 *:*) http_proxy="${http_proxy}${CT_PROXY_USER}:${CT_PROXY_PASS}@";;
307 export http_proxy="${http_proxy}${CT_PROXY_HOST}:${CT_PROXY_PORT}/"
308 export https_proxy="${http_proxy}"
309 export ftp_proxy="${http_proxy}"
310 CT_DoLog DEBUG "http_proxy='${http_proxy}'"
317 # Remove any lingering config file from any previous run
318 rm -f "${CT_BUILD_DIR}/tsocks.conf"
319 # Find all interfaces and build locally accessible networks
320 server_ip=$(ping -c 1 -W 2 "${CT_PROXY_HOST}" |head -n 1 |sed -r -e 's/^[^\(]+\(([^\)]+)\).*$/\1/;' || true)
321 CT_TestOrAbort "SOCKS proxy '${CT_PROXY_HOST}' has no IP." -n "${server_ip}"
322 /sbin/ifconfig |awk -v server_ip="${server_ip}" '
324 split( server_ip, tmp, "\\." );
325 server_ip_num = tmp[1] * 2^24 + tmp[2] * 2^16 + tmp[3] * 2^8 + tmp[4] * 2^0;
329 $0 ~ /^[[:space:]]*inet addr:/ {
330 split( $2, tmp, ":|\\." );
331 if( ( tmp[2] == 127 ) && ( tmp[3] == 0 ) && ( tmp[4] == 0 ) && ( tmp[5] == 1 ) ) {
332 /* Skip 127.0.0.1, it'\''s taken care of by tsocks itself */
335 ip_num = tmp[2] * 2^24 + tmp[3] * 2^16 + tmp[4] * 2 ^8 + tmp[5] * 2^0;
340 } while( (i!=0) && ( and( server_ip_num, mask ) == and( ip_num, mask ) ) );
341 mask = and( 0xFFFFFFFF, lshift( mask, 1 ) );
342 if( (i!=0) && (mask!=0) ) {
343 masked_ip = and( ip_num, mask );
344 for( i=0; i<pairs; i++ ) {
345 if( ( masked_ip == ips[i] ) && ( mask == masks[i] ) ) {
349 ips[pairs] = masked_ip;
352 printf( "local = %d.%d.%d.%d/%d.%d.%d.%d\n",
353 and( 0xFF, masked_ip / 2^24 ),
354 and( 0xFF, masked_ip / 2^16 ),
355 and( 0xFF, masked_ip / 2^8 ),
356 and( 0xFF, masked_ip / 2^0 ),
357 and( 0xFF, mask / 2^24 ),
358 and( 0xFF, mask / 2^16 ),
359 and( 0xFF, mask / 2^8 ),
360 and( 0xFF, mask / 2^0 ) );
363 ' >"${CT_BUILD_DIR}/tsocks.conf"
364 ( echo "server = ${server_ip}";
365 echo "server_port = ${CT_PROXY_PORT}";
366 [ -n "${CT_PROXY_USER}" ] && echo "default_user=${CT_PROXY_USER}";
367 [ -n "${CT_PROXY_PASS}" ] && echo "default_pass=${CT_PROXY_PASS}";
368 ) >>"${CT_BUILD_DIR}/tsocks.conf"
369 case "${CT_PROXY_TYPE/socks}" in
370 4|5) proxy_type="${CT_PROXY_TYPE/socks}";;
372 reply=$(inspectsocks "${server_ip}" "${CT_PROXY_PORT}" 2>&1 || true)
374 *"server is a version 4 socks server") proxy_type=4;;
375 *"server is a version 5 socks server") proxy_type=5;;
376 *) CT_Abort "Unable to determine SOCKS proxy type for '${CT_PROXY_HOST}:${CT_PROXY_PORT}'"
380 echo "server_type = ${proxy_type}" >> "${CT_BUILD_DIR}/tsocks.conf"
382 # If tsocks was found, then validateconf is present (distributed with tsocks).
383 CT_DoExecLog DEBUG validateconf -f "${CT_BUILD_DIR}/tsocks.conf"
384 export TSOCKS_CONF_FILE="${CT_BUILD_DIR}/tsocks.conf"
390 # Download an URL using wget
391 # Usage: CT_DoGetFileWget <URL>
393 # Need to return true because it is legitimate to not find the tarball at
394 # some of the provided URLs (think about snapshots, different layouts for
395 # different gcc versions, etc...)
396 # Some (very old!) FTP server might not support the passive mode, thus
398 # With automated download as we are doing, it can be very dangerous to use
399 # -c to continue the downloads. It's far better to simply overwrite the
401 # Some company networks have firewalls to connect to the internet, but it's
402 # not easy to detect them, and wget does not timeout by default while
403 # connecting, so force a global ${CT_CONNECT_TIMEOUT}-second timeout.
404 wget -T ${CT_CONNECT_TIMEOUT} -nc --progress=dot:binary --tries=3 --passive-ftp "$1" \
405 || wget -T ${CT_CONNECT_TIMEOUT} -nc --progress=dot:binary --tries=3 "$1" \
409 # Download an URL using curl
410 # Usage: CT_DoGetFileCurl <URL>
412 # Note: comments about wget method (above) are also valid here
413 # Plus: no good progress indicator is available with curl,
414 # so output is consigned to oblivion
415 curl --ftp-pasv -O --retry 3 "$1" --connect-timeout ${CT_CONNECT_TIMEOUT} >/dev/null \
416 || curl -O --retry 3 "$1" --connect-timeout ${CT_CONNECT_TIMEOUT} >/dev/null \
420 _wget=$(CT_Which wget)
421 _curl=$(CT_Which curl)
422 # Wrapper function to call one of curl or wget
423 # Usage: CT_DoGetFile <URL>
425 case "${_wget},${_curl}" in
426 ,) CT_DoError "Could find neither wget nor curl";;
427 ,*) CT_DoExecLog ALL CT_DoGetFileCurl "$1" 2>&1;;
428 *) CT_DoExecLog ALL CT_DoGetFileWget "$1" 2>&1;;
432 # Download the file from one of the URLs passed as argument
433 # Usage: CT_GetFile <filename> [extension] <url> [url ...]
440 # If next argument starts with a dot, then this is not an URL,
441 # and we can consider that it is a preferred extension.
448 # Do we already have it?
449 ext=$(CT_GetFileExtension "${file}" ${first_ext})
450 if [ -n "${ext}" ]; then
451 CT_DoLog DEBUG "Already have '${file}'"
455 # Try to retrieve the file
456 CT_DoLog EXTRA "Retrieving '${file}'"
457 CT_Pushd "${CT_TARBALLS_DIR}"
459 if [ -n "${CT_LOCAL_TARBALLS_DIR}" ]; then
460 CT_DoLog DEBUG "Trying to retrieve an already downloaded copy of '${file}'"
461 # We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
462 # or, as a failover, a file without extension.
463 # Try local copy first, if it exists
464 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
465 CT_DoLog DEBUG "Trying '${CT_LOCAL_TARBALLS_DIR}/${file}${ext}'"
466 if [ -r "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" -a \
467 "${CT_FORCE_DOWNLOAD}" != "y" ]; then
468 CT_DoLog DEBUG "Got '${file}' from local storage"
469 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}"
475 # Not found locally, try from the network
477 # Start with LAN mirror
478 if [ "${CT_USE_LAN_MIRROR}" = "y" ]; then
479 CT_DoSetProxy ${CT_LAN_MIRROR_USE_PROXY:+${CT_PROXY_TYPE}}
480 CT_DoLog DEBUG "Trying to retrieve a copy of '${file}' from LAN mirror '${CT_LAN_MIRROR_HOSTNAME}'"
481 CT_TestOrAbort "Please set the LAN mirror hostname" -n "${CT_LAN_MIRROR_HOSTNAME}"
482 CT_TestOrAbort "Please tell me where to find tarballs on the LAN mirror '${CT_LAN_MIRROR_HOSTNAME}'" -n "${CT_LAN_MIRROR_BASE}"
483 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
484 # Please note: we just have the file's basename in a single piece.
485 # So we have to just try and split it back into name and version... :-(
486 for url in "${CT_LAN_MIRROR_SCHEME}://${CT_LAN_MIRROR_HOSTNAME}/${CT_LAN_MIRROR_BASE}/${file%-*}" \
487 "${CT_LAN_MIRROR_SCHEME}://${CT_LAN_MIRROR_HOSTNAME}/${CT_LAN_MIRROR_BASE}"; \
489 CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
490 CT_DoGetFile "${url}/${file}${ext}"
491 if [ -f "${file}${ext}" ]; then
492 CT_DoLog DEBUG "Got '${file}' from the LAN mirror"
493 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
494 # The file may already exist if downloads are forced: remove it first
495 CT_DoLog EXTRA "Saving '${file}' to local storage"
496 CT_DoExecLog ALL rm -f "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}"
497 CT_DoExecLog ALL mv -f "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}"
498 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}"
506 # OK, available neither localy, nor from the LAN mirror (if any).
507 CT_DoSetProxy ${CT_PROXY_TYPE}
508 for ext in ${first_ext} .tar.bz2 .tar.gz .tgz .tar ''; do
509 # Try all urls in turn
511 CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
512 CT_DoGetFile "${url}/${file}${ext}"
513 if [ -f "${file}${ext}" ]; then
514 CT_DoLog DEBUG "Got '${file}' from the Internet"
515 if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
516 # The file may already exist if downloads are forced: remove it first
517 CT_DoLog EXTRA "Saving '${file}' to local storage"
518 CT_DoExecLog ALL rm -f "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}"
519 CT_DoExecLog ALL mv -f "${file}${ext}" "${CT_LOCAL_TARBALLS_DIR}"
520 CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}${ext}" "${file}${ext}"
528 CT_Abort "Could not retrieve '${file}'."
531 # Extract a tarball and patch the resulting sources if necessary.
532 # Some tarballs need to be extracted in specific places. Eg.: glibc addons
533 # must be extracted in the glibc directory; uCLibc locales must be extracted
534 # in the extra/locale sub-directory of uClibc.
535 CT_ExtractAndPatch() {
537 local base_file=$(echo "${file}" |cut -d - -f 1)
538 local ver_file=$(echo "${file}" |cut -d - -f 2-)
539 local official_patch_dir
540 local custom_patch_dir
542 local ext=$(CT_GetFileExtension "${file}")
543 CT_TestAndAbort "'${file}' not found in '${CT_TARBALLS_DIR}'" -z "${ext}"
544 local full_file="${CT_TARBALLS_DIR}/${file}${ext}"
546 CT_Pushd "${CT_SRC_DIR}"
548 # Add-ons need a little love, really.
550 glibc-[a-z]*-*|eglibc-[a-z]*-*)
551 CT_TestAndAbort "Trying to extract the C-library addon/locales '${file}' when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
554 [ -f ".${file}.extracted" ] && return 0
555 touch ".${file}.extracted"
558 CT_TestAndAbort "Trying to extract the C-library addon/locales '${file}' when C-library not yet extracted" ! -d "${CT_LIBC_FILE}"
559 cd "${CT_LIBC_FILE}/extra/locale"
561 [ -f ".${file}.extracted" ] && return 0
562 touch ".${file}.extracted"
566 # If the directory exists, then consider extraction and patching done
567 if [ -d "${file}" ]; then
568 CT_DoLog DEBUG "Already extracted '${file}'"
572 CT_DoLog EXTRA "Extracting and patching '${file}'"
574 .tar.bz2) CT_DoExecLog ALL tar xvjf "${full_file}";;
575 .tar.gz|.tgz) CT_DoExecLog ALL tar xvzf "${full_file}";;
576 .tar) CT_DoExecLog ALL tar xvf "${full_file}";;
577 *) CT_Abort "Don't know how to handle '${file}': unknown extension" ;;
580 # Snapshots might not have the version number in the extracted directory
581 # name. This is also the case for some (odd) packages, such as D.U.M.A.
582 # Overcome this issue by symlink'ing the directory.
583 if [ ! -d "${file}" -a "${libc_addon}" != "y" ]; then
585 .tar.bz2) base=$(tar tjf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
586 .tar.gz|.tgz) base=$(tar tzf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
587 .tar) base=$(tar tf "${full_file}" |head -n 1 |cut -d / -f 1 || true);;
589 CT_TestOrAbort "There was a problem when extracting '${file}'" -d "${base}" -o "${base}" != "${file}"
590 ln -s "${base}" "${file}"
593 # Kludge: outside this function, we wouldn't know if we had just extracted
594 # a libc addon, or a plain package. Apply patches now.
595 if [ "${libc_addon}" = "y" ]; then
596 # Some addon tarballs directly contain the correct addon directory,
597 # while others have the addon directory named after the tarball.
598 # Fix that by always using the short name (eg: linuxthreads, ports, etc...)
599 addon_short_name=$(echo "${file}" |sed -r -e 's/^[^-]+-//; s/-[^-]+$//;')
600 [ -d "${addon_short_name}" ] || ln -s "${file}" "${addon_short_name}"
601 # If libc addon, we're already in the correct place
608 [ "${CUSTOM_PATCH_ONLY}" = "y" ] || official_patch_dir="${CT_LIB_DIR}/patches/${base_file}/${ver_file}"
609 [ "${CT_CUSTOM_PATCH}" = "y" ] && custom_patch_dir="${CT_CUSTOM_PATCH_DIR}/${base_file}/${ver_file}"
610 for patch_dir in "${official_patch_dir}" "${custom_patch_dir}"; do
611 if [ -n "${patch_dir}" -a -d "${patch_dir}" ]; then
612 for p in "${patch_dir}"/*.patch; do
613 if [ -f "${p}" ]; then
614 CT_DoLog DEBUG "Applying patch '${p}'"
615 CT_DoExecLog ALL patch -g0 -F1 -p1 -f <"${p}"
616 CT_TestAndAbort "Failed while applying patch file '${p}'" ${PIPESTATUS[0]} -ne 0
622 if [ "${CT_OVERIDE_CONFIG_GUESS_SUB}" = "y" ]; then
623 CT_DoLog ALL "Overiding config.guess and config.sub"
624 for cfg in config_guess config_sub; do
625 eval ${cfg}="${CT_LIB_DIR}/tools/${cfg/_/.}"
626 [ -e "${CT_TOP_DIR}/tools/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/tools/${cfg/_/.}"
627 # Can't use CT_DoExecLog because of the '{} \;' to be passed un-mangled to find
628 find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
635 # Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
636 # Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
638 if [ -x "${CT_TOP_DIR}/tools/config.guess" ]; then
639 "${CT_TOP_DIR}/tools/config.guess"
641 "${CT_LIB_DIR}/tools/config.guess"
646 if [ -x "${CT_TOP_DIR}/tools/config.sub" ]; then
647 "${CT_TOP_DIR}/tools/config.sub" "$@"
649 "${CT_LIB_DIR}/tools/config.sub" "$@"
653 # Compute the target tuple from what is provided by the user
654 # Usage: CT_DoBuildTargetTuple
655 # In fact this function takes the environment variables to build the target
656 # tuple. It is needed both by the normal build sequence, as well as the
657 # sample saving sequence.
658 CT_DoBuildTargetTuple() {
659 # Set the endianness suffix, and the default endianness gcc option
660 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
661 y,) target_endian_eb=eb
663 CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
664 CT_ARCH_ENDIAN_LDFLAG="-EB"
666 ,y) target_endian_eb=
668 CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
669 CT_ARCH_ENDIAN_LDFLAG="-EL"
673 # Set defaults for the system part of the tuple. Can be overriden
674 # by architecture-specific values.
676 *glibc) CT_TARGET_SYS=gnu;;
677 uClibc) CT_TARGET_SYS=uclibc;;
680 # Transform the ARCH into a kernel-understandable ARCH
681 CT_KERNEL_ARCH="${CT_ARCH}"
683 # Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
684 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
685 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
686 [ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
687 [ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
688 [ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
689 [ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
690 [ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
691 [ "${CT_ARCH_FLOAT_SW}" ] && { CT_ARCH_FLOAT_CFLAG="-msoft-float"; CT_ARCH_WITH_FLOAT="--with-float=soft"; }
693 # Call the architecture specific settings
696 # Finish the target tuple construction
697 case "${CT_KERNEL}" in
698 linux*) CT_TARGET_KERNEL=linux;;
700 CT_TARGET=$(CT_DoConfigSub "${CT_TARGET_ARCH}-${CT_TARGET_VENDOR:-unknown}-${CT_TARGET_KERNEL}-${CT_TARGET_SYS}")
702 # Prepare the target CFLAGS
703 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ENDIAN_CFLAG}"
704 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"
705 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
706 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
707 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
708 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
709 CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
711 # Now on for the target LDFLAGS
712 CT_ARCH_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_ARCH_ENDIAN_LDFLAG}"
715 # This function does pause the build until the user strikes "Return"
716 # Usage: CT_DoPause [optional_message]
719 local message="${1:-Pausing for your pleasure}"
720 CT_DoLog INFO "${message}"
721 read -p "Press 'Enter' to continue, or Ctrl-C to stop..." foo >&6
725 # This function saves the state of the toolchain to be able to restart
727 # Usage: CT_DoSaveState <next_step_name>
729 [ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
730 local state_name="$1"
731 local state_dir="${CT_STATE_DIR}/${state_name}"
733 CT_DoLog DEBUG "Saving state to restart at step '${state_name}'..."
734 rm -rf "${state_dir}"
735 mkdir -p "${state_dir}"
737 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
738 y) tar_opt=z; tar_ext=.gz;;
739 *) tar_opt=; tar_ext=;;
742 CT_DoLog DEBUG " Saving environment and aliases"
743 # We must omit shell functions, and some specific bash variables
744 # that break when restoring the environment, later. We could do
745 # all the processing in the awk script, but a sed is easier...
748 $0~/^[^ ]+ \(\)/ { _p = 0; }
750 $0 == "}" { _p = 1; }
751 ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
753 /^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
755 CT_DoLog DEBUG " Saving CT_CC_CORE_STATIC_PREFIX_DIR='${CT_CC_CORE_STATIC_PREFIX_DIR}'"
756 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
757 CT_DoExecLog DEBUG tar cv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}" .
760 CT_DoLog DEBUG " Saving CT_CC_CORE_SHARED_PREFIX_DIR='${CT_CC_CORE_SHARED_PREFIX_DIR}'"
761 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
762 CT_DoExecLog DEBUG tar cv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}" .
765 CT_DoLog DEBUG " Saving CT_PREFIX_DIR='${CT_PREFIX_DIR}'"
766 CT_Pushd "${CT_PREFIX_DIR}"
767 CT_DoExecLog DEBUG tar cv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}" --exclude '*.log' .
770 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
771 CT_DoLog DEBUG " Saving log file"
773 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
774 y) gzip -3 -c "${CT_LOG_FILE}" >"${state_dir}/log.gz";;
775 *) cat "${CT_LOG_FILE}" >"${state_dir}/log";;
777 exec >>"${CT_LOG_FILE}"
781 # This function restores a previously saved state
782 # Usage: CT_DoLoadState <state_name>
784 local state_name="$1"
785 local state_dir="${CT_STATE_DIR}/${state_name}"
786 local old_RESTART="${CT_RESTART}"
787 local old_STOP="${CT_STOP}"
789 CT_TestOrAbort "The previous build did not reach the point where it could be restarted at '${CT_RESTART}'" -d "${state_dir}"
791 # We need to do something special with the log file!
792 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
793 exec >"${state_dir}/tail.log"
795 CT_DoLog INFO "Restoring state at step '${state_name}', as requested."
797 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
798 y) tar_opt=z; tar_ext=.gz;;
799 *) tar_opt=; tar_ext=;;
802 CT_DoLog DEBUG " Removing previous build directories"
803 chmod -R u+rwX "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
804 rm -rf "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
805 mkdir -p "${CT_PREFIX_DIR}" "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
807 CT_DoLog DEBUG " Restoring CT_PREFIX_DIR='${CT_PREFIX_DIR}'"
808 CT_Pushd "${CT_PREFIX_DIR}"
809 CT_DoExecLog DEBUG tar xv${tar_opt}f "${state_dir}/prefix_dir.tar${tar_ext}"
812 CT_DoLog DEBUG " Restoring CT_CC_CORE_SHARED_PREFIX_DIR='${CT_CC_CORE_SHARED_PREFIX_DIR}'"
813 CT_Pushd "${CT_CC_CORE_SHARED_PREFIX_DIR}"
814 CT_DoExecLog DEBUG tar xv${tar_opt}f "${state_dir}/cc_core_shared_prefix_dir.tar${tar_ext}"
817 CT_DoLog DEBUG " Restoring CT_CC_CORE_STATIC_PREFIX_DIR='${CT_CC_CORE_STATIC_PREFIX_DIR}'"
818 CT_Pushd "${CT_CC_CORE_STATIC_PREFIX_DIR}"
819 CT_DoExecLog DEBUG tar xv${tar_opt}f "${state_dir}/cc_core_static_prefix_dir.tar${tar_ext}"
822 # Restore the environment, discarding any error message
823 # (for example, read-only bash internals)
824 CT_DoLog DEBUG " Restoring environment"
825 . "${state_dir}/env.sh" >/dev/null 2>&1 || true
827 # Restore the new RESTART and STOP steps
828 CT_RESTART="${old_RESTART}"
829 CT_STOP="${old_STOP}"
830 unset old_stop old_restart
832 if [ "${CT_LOG_TO_FILE}" = "y" ]; then
833 CT_DoLog DEBUG " Restoring log file"
835 case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
836 y) zcat "${state_dir}/log.gz" >"${CT_LOG_FILE}";;
837 *) cat "${state_dir}/log" >"${CT_LOG_FILE}";;
839 cat "${state_dir}/tail.log" >>"${CT_LOG_FILE}"
840 exec >>"${CT_LOG_FILE}"
841 rm -f "${state_dir}/tail.log"