2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package.
5 # This is the main entry point to crosstool
7 # - download, extract and patch the toolchain components
8 # - build and install each components in turn
9 # - and eventually test the resulting toolchain
11 # What this file does is prepare the environment, based upon the user-choosen
12 # options. It also checks the existing environment for un-friendly variables,
13 # and builds the tools.
15 # Parse the common functions
16 # Note: some initialisation and sanitizing is done while parsing this file,
18 # - set trap handler on errors,
19 # - don't hash commands lookups,
20 # - initialise logging.
21 . "${CT_LIB_DIR}/scripts/functions"
23 # Parse the configuration file
24 # It has some info about the logging facility, so include it early
26 # Yes! We can do full logging from now on!
28 # Overide the locale early, in case we ever translate crosstool-NG messages
29 [ -z "${CT_NO_OVERIDE_LC_MESSAGES}" ] && export LC_ALL=C
31 # Some sanity checks in the environment and needed tools
32 CT_DoLog INFO "Performing some trivial sanity checks"
33 CT_TestAndAbort "Don't set LD_LIBRARY_PATH. It screws up the build." -n "${LD_LIBRARY_PATH}"
34 CT_TestAndAbort "Don't set CFLAGS. It screws up the build." -n "${CFLAGS}"
35 CT_TestAndAbort "Don't set CXXFLAGS. It screws up the build." -n "${CXXFLAGS}"
36 CT_Test "GREP_OPTIONS screws up the build. Resetting." -n "${GREP_OPTIONS}"
39 # Some sanity checks on paths content
46 eval dir="\${CT_${d}_DIR}"
49 CT_Abort "'CT_${d}_DIR'='${dir}' contains a space in it.\nDon't use spaces in paths, it breaks things."
55 CT_WORK_DIR="${CT_WORK_DIR:-${CT_TOP_DIR}/targets}"
56 CT_DoExecLog ALL mkdir -p "${CT_WORK_DIR}"
58 # Check build file system case-sensitiveness
59 CT_DoExecLog DEBUG touch "${CT_WORK_DIR}/foo"
60 CT_TestAndAbort "Your file system in '${CT_WORK_DIR}' is *not* case-sensitive!" -f "${CT_WORK_DIR}/FOO"
61 CT_DoExecLog DEBUG rm -f "${CT_WORK_DIR}/foo"
64 # Will be plain /bin/sh on most systems, except if we have /bin/ash and we
65 # _explictly_ required using it
66 case "${CT_CONFIG_SHELL}" in
67 sh) CT_SHELL="/bin/sh";;
68 ash) CT_SHELL="/bin/ash";;
69 bash) CT_SHELL="${BASH}";;
70 custom) CT_SHELL="${CT_CONFIG_SHELL_CUSTOM_PATH}";;
73 # Check the user is using an existing SHELL to be used by ./configure and Makefiles
74 CT_TestOrAbort "The CONFIG_SHELL '${CT_CONFIG_SHELL}' (${CT_SHELL}) is not valid" -f "${CT_SHELL}" -a -x "${CT_SHELL}"
76 # Create the bin-overide early
77 # Contains symlinks to the tools found by ./configure
78 # Note: CT_DoLog and CT_DoExecLog do not use any of those tool, so
79 # they can be safely used
80 CT_TOOLS_OVERIDE_DIR="${CT_WORK_DIR}/tools"
81 CT_DoLog DEBUG "Creating bin-overide for tools in '${CT_TOOLS_OVERIDE_DIR}'"
82 CT_DoExecLog DEBUG mkdir -p "${CT_TOOLS_OVERIDE_DIR}/bin"
83 cat "${CT_LIB_DIR}/paths.mk" |while read trash line; do
86 CT_DoLog DEBUG "Creating script-override for '${tool}' -> '${path}'"
87 printf "#${BANG}${CT_SHELL}\nexec '${path}' \"\${@}\"\n" >"${CT_TOOLS_OVERIDE_DIR}/bin/${tool}"
88 CT_DoExecLog ALL chmod 700 "${CT_TOOLS_OVERIDE_DIR}/bin/${tool}"
90 export PATH="${CT_TOOLS_OVERIDE_DIR}/bin:${PATH}"
92 # Start date. Can't be done until we know the locale
93 # Also requires the bin-override tools
94 CT_STAR_DATE=$(CT_DoDate +%s%N)
95 CT_STAR_DATE_HUMAN=$(CT_DoDate +%Y%m%d.%H%M%S)
97 # Log real begining of build, now
98 CT_DoLog INFO "Build started ${CT_STAR_DATE_HUMAN}"
100 CT_DoStep DEBUG "Dumping user-supplied crosstool-NG configuration"
101 CT_DoExecLog DEBUG grep -E '^(# |)CT_' .config
104 CT_DoLog DEBUG "Unsetting and unexporting MAKEFLAGS"
108 CT_DoLog INFO "Building environment variables"
110 # Include sub-scripts instead of calling them: that way, we do not have to
111 # export any variable, nor re-parse the configuration and functions files.
112 . "${CT_LIB_DIR}/scripts/build/internals.sh"
113 . "${CT_LIB_DIR}/scripts/build/arch/${CT_ARCH}.sh"
114 . "${CT_LIB_DIR}/scripts/build/companion_tools.sh"
115 . "${CT_LIB_DIR}/scripts/build/kernel/${CT_KERNEL}.sh"
116 . "${CT_LIB_DIR}/scripts/build/companion_libs/gmp.sh"
117 . "${CT_LIB_DIR}/scripts/build/companion_libs/mpfr.sh"
118 . "${CT_LIB_DIR}/scripts/build/companion_libs/ppl.sh"
119 . "${CT_LIB_DIR}/scripts/build/companion_libs/cloog.sh"
120 . "${CT_LIB_DIR}/scripts/build/companion_libs/mpc.sh"
121 . "${CT_LIB_DIR}/scripts/build/binutils/binutils.sh"
122 . "${CT_LIB_DIR}/scripts/build/binutils/elf2flt.sh"
123 . "${CT_LIB_DIR}/scripts/build/libc/${CT_LIBC}.sh"
124 . "${CT_LIB_DIR}/scripts/build/cc/${CT_CC}.sh"
125 . "${CT_LIB_DIR}/scripts/build/tools.sh"
126 . "${CT_LIB_DIR}/scripts/build/debug.sh"
128 # Target tuple: CT_TARGET needs a little love:
129 CT_DoBuildTargetTuple
131 # Kludge: If any of the configured options needs CT_TARGET,
132 # then rescan the options file now:
135 # Sanity check some directories
136 CT_TestAndAbort "'CT_PREFIX_DIR' is not set: where should I install?" -z "${CT_PREFIX_DIR}"
138 # Second kludge: merge user-supplied target CFLAGS with architecture-provided
139 # target CFLAGS. Do the same for LDFLAGS in case it happens in the future.
140 # Put user-supplied flags at the end, so that they take precedence.
141 CT_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_TARGET_CFLAGS}"
142 CT_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_TARGET_LDFLAGS}"
143 CT_CC_CORE_EXTRA_CONFIG="${CT_ARCH_CC_CORE_EXTRA_CONFIG} ${CT_CC_CORE_EXTRA_CONFIG}"
144 CT_CC_EXTRA_CONFIG="${CT_ARCH_CC_EXTRA_CONFIG} ${CT_CC_EXTRA_CONFIG}"
146 # Compute the working directories names
147 CT_TARBALLS_DIR="${CT_WORK_DIR}/tarballs"
148 CT_SRC_DIR="${CT_WORK_DIR}/src"
149 CT_BUILD_DIR="${CT_WORK_DIR}/${CT_TARGET}/build"
150 CT_STATE_DIR="${CT_WORK_DIR}/${CT_TARGET}/state"
151 CT_CONFIG_DIR="${CT_BUILD_DIR}/configs"
153 # Note: we'll always install the core compiler in its own directory, so as to
154 # not mix the two builds: core and final.
155 CT_CC_CORE_STATIC_PREFIX_DIR="${CT_BUILD_DIR}/${CT_CC}-core-static"
156 CT_CC_CORE_SHARED_PREFIX_DIR="${CT_BUILD_DIR}/${CT_CC}-core-shared"
158 # Set LD_LIBRARY_PATH to point to prefix/lib so we can find our own
159 # libraries; add as first path, so we get hit first by the dynamic linker
160 CT_SetLibPath "${CT_PREFIX_DIR}/lib" first
162 # We must ensure that we can restart if asked for!
163 if [ -n "${CT_RESTART}" -a ! -d "${CT_STATE_DIR}" ]; then
164 CT_DoLog ERROR "You asked to restart a non-restartable build"
165 CT_DoLog ERROR "This happened because you didn't set CT_DEBUG_CT_SAVE_STEPS"
166 CT_DoLog ERROR "in the config options for the previous build, or the state"
167 CT_DoLog ERROR "directory for the previous build was deleted."
168 CT_Abort "I will stop here to avoid any carnage"
171 # If the local tarball directory does not exist, say so, and don't try to save there!
172 if [ "${CT_SAVE_TARBALLS}" = "y" \
173 -a ! -d "${CT_LOCAL_TARBALLS_DIR}" ]; then
174 CT_DoLog WARN "Directory '${CT_LOCAL_TARBALLS_DIR}' does not exist."
175 CT_DoLog WARN "Will not save downloaded tarballs to local storage."
179 # Check now if we can write to the destination directory:
180 if [ -d "${CT_INSTALL_DIR}" ]; then
181 CT_TestAndAbort "Destination directory '${CT_INSTALL_DIR}' is not removable" ! -w $(dirname "${CT_INSTALL_DIR}")
184 # Good, now grab a bit of informations on the system we're being run on,
185 # just in case something goes awok, and it's not our fault:
186 CT_SYS_USER=$(id -un)
187 CT_SYS_HOSTNAME=$(hostname -f 2>/dev/null || true)
188 # Hmmm. Some non-DHCP-enabled machines do not have an FQDN... Fall back to node name.
189 CT_SYS_HOSTNAME="${CT_SYS_HOSTNAME:-$(uname -n)}"
190 CT_SYS_KERNEL=$(uname -s)
191 CT_SYS_REVISION=$(uname -r)
192 # MacOS X lacks '-o' :
193 CT_SYS_OS=$(uname -o || echo "Unknown (maybe MacOS-X)")
194 CT_SYS_MACHINE=$(uname -m)
195 CT_SYS_PROCESSOR=$(uname -p)
196 CT_SYS_GCC=$(gcc -dumpversion)
197 CT_SYS_TARGET=$(CT_DoConfigGuess)
198 CT_TOOLCHAIN_ID="crosstool-${CT_VERSION} build ${CT_STAR_DATE_HUMAN} by ${CT_SYS_USER}@${CT_SYS_HOSTNAME}"
200 CT_DoLog EXTRA "Preparing working directories"
202 # Ah! The build directory shall be eradicated, even if we restart!
203 if [ -d "${CT_BUILD_DIR}" ]; then
204 CT_DoForceRmdir "${CT_BUILD_DIR}"
207 # Don't eradicate directories if we need to restart
208 if [ -z "${CT_RESTART}" ]; then
209 # Get rid of pre-existing installed toolchain and previous build directories.
210 # We need to do that _before_ we can safely log, because the log file will
211 # most probably be in the toolchain directory.
212 if [ "${CT_FORCE_DOWNLOAD}" = "y" -a -d "${CT_TARBALLS_DIR}" ]; then
213 CT_DoForceRmdir "${CT_TARBALLS_DIR}"
215 if [ "${CT_FORCE_EXTRACT}" = "y" -a -d "${CT_SRC_DIR}" ]; then
216 CT_DoForceRmdir "${CT_SRC_DIR}"
218 if [ -d "${CT_INSTALL_DIR}" ]; then
219 CT_DoForceRmdir "${CT_INSTALL_DIR}"
221 # In case we start anew, get rid of the previously saved state directory
222 if [ -d "${CT_STATE_DIR}" ]; then
223 CT_DoForceRmdir "${CT_STATE_DIR}"
227 # Create the directories we'll use, even if restarting: it does no harm to
228 # create already existent directories, and CT_BUILD_DIR needs to be created
230 CT_DoExecLog ALL mkdir -p "${CT_TARBALLS_DIR}"
231 CT_DoExecLog ALL mkdir -p "${CT_SRC_DIR}"
232 CT_DoExecLog ALL mkdir -p "${CT_BUILD_DIR}"
233 CT_DoExecLog ALL mkdir -p "${CT_CONFIG_DIR}"
234 CT_DoExecLog ALL mkdir -p "${CT_INSTALL_DIR}"
235 CT_DoExecLog ALL mkdir -p "${CT_PREFIX_DIR}"
236 if [ -z "${CT_CANADIAN}" ]; then
237 CT_DoExecLog ALL mkdir -p "${CT_CC_CORE_STATIC_PREFIX_DIR}"
238 CT_DoExecLog ALL mkdir -p "${CT_CC_CORE_SHARED_PREFIX_DIR}"
241 # Only create the state dir if asked for a restartable build
242 [ -n "${CT_DEBUG_CT_SAVE_STEPS}" ] && CT_DoExecLog ALL mkdir -p "${CT_STATE_DIR}"
244 # Check install file system case-sensitiveness
245 CT_DoExecLog DEBUG touch "${CT_PREFIX_DIR}/foo"
246 CT_TestAndAbort "Your file system in '${CT_PREFIX_DIR}' is *not* case-sensitive!" -f "${CT_PREFIX_DIR}/FOO"
247 CT_DoExecLog DEBUG rm -f "${CT_PREFIX_DIR}/foo"
249 # Kludge: CT_INSTALL_DIR and CT_PREFIX_DIR might have grown read-only if
250 # the previous build was successful. To be able to move the logfile there,
251 # switch them back to read/write
252 CT_DoExecLog ALL chmod -R u+w "${CT_INSTALL_DIR}" "${CT_PREFIX_DIR}"
254 # Redirect log to the actual log file now we can
255 # It's quite understandable that the log file will be installed in the install
256 # directory, so we must first ensure it exists and is writeable (above) before
259 case "${CT_LOG_TO_FILE}" in
260 y) CT_LOG_FILE="${CT_PREFIX_DIR}/build.log"
261 cat "${tmp_log_file}" >>"${CT_LOG_FILE}"
262 rm -f "${tmp_log_file}"
263 exec >>"${CT_LOG_FILE}"
265 *) rm -f "${tmp_log_file}"
269 # Setting up the rest of the environment only if not restarting
270 if [ -z "${CT_RESTART}" ]; then
271 # Arrange paths depending on wether we use sys-root or not.
272 if [ "${CT_USE_SYSROOT}" = "y" ]; then
273 CT_SYSROOT_DIR="${CT_PREFIX_DIR}/${CT_TARGET}/${CT_SYSROOT_DIR_PREFIX}/sys-root"
274 CT_DEBUGROOT_DIR="${CT_PREFIX_DIR}/${CT_TARGET}/${CT_SYSROOT_DIR_PREFIX}/debug-root"
275 CT_HEADERS_DIR="${CT_SYSROOT_DIR}/usr/include"
276 BINUTILS_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}"
277 CC_CORE_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}"
278 CC_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}"
280 # glibc's prefix must be exactly /usr, else --with-sysroot'd gcc will get
281 # confused when $sysroot/usr/include is not present.
282 # Note: --prefix=/usr is magic!
283 # See http://www.gnu.org/software/libc/FAQ.html#s-2.2
285 # plain old way. All libraries in prefix/target/lib
286 CT_SYSROOT_DIR="${CT_PREFIX_DIR}/${CT_TARGET}"
287 CT_DEBUGROOT_DIR="${CT_SYSROOT_DIR}"
288 CT_HEADERS_DIR="${CT_SYSROOT_DIR}/include"
289 # hack! Always use --with-sysroot for binutils.
290 # binutils 2.14 and later obey it, older binutils ignore it.
291 # Lets you build a working 32->64 bit cross gcc
292 BINUTILS_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}"
293 # Use --with-headers, else final gcc will define disable_glibc while
294 # building libgcc, and you'll have no profiling
295 CC_CORE_SYSROOT_ARG="--without-headers"
296 CC_SYSROOT_ARG="--with-headers=${CT_HEADERS_DIR}"
297 LIBC_SYSROOT_ARG="prefix="
299 CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}"
300 CT_DoExecLog ALL mkdir -p "${CT_DEBUGROOT_DIR}"
302 # Prepare the 'lib' directories in sysroot, else the ../lib64 hack used by
303 # 32 -> 64 bit crosscompilers won't work, and build of final gcc will fail
304 # with: "ld: cannot open crti.o: No such file or directory"
305 # Also prepare the lib directory in the install dir, else some 64 bit archs
307 CT_DoExecLog ALL mkdir -p "${CT_PREFIX_DIR}/lib"
308 CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}/lib"
309 CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}/usr/lib"
311 if [ "${CT_USE_SYSROOT}" = "y" ]; then
312 # Prevent gcc from installing its libraries outside of the sys-root
313 CT_DoExecLog ALL ln -sf "./${CT_SYSROOT_DIR_PREFIX}/sys-root/lib" "${CT_PREFIX_DIR}/${CT_TARGET}/lib"
316 # Now, in case we're 64 bits, just have lib64/ be a symlink to lib/
317 # so as to have all libraries in the same directory (we can do that
318 # because we are *not* multilib).
319 if [ "${CT_ARCH_64}" = "y" ]; then
320 CT_DoExecLog ALL ln -sf "lib" "${CT_PREFIX_DIR}/lib64"
321 CT_DoExecLog ALL ln -sf "lib" "${CT_SYSROOT_DIR}/lib64"
322 CT_DoExecLog ALL ln -sf "lib" "${CT_SYSROOT_DIR}/usr/lib64"
323 CT_DoExecLog ALL ln -sf "lib" "${CT_PREFIX_DIR}/${CT_TARGET}/lib64"
326 # Determine build system if not set by the user
327 CT_Test "You did not specify the build system. That's OK, I can guess..." -z "${CT_BUILD}"
328 case "${CT_BUILD}" in
329 "") CT_BUILD=$("${CT_BUILD_PREFIX}gcc${CT_BUILD_SUFFIX}" -dumpmachine);;
332 # Prepare mangling patterns to later modify BUILD and HOST (see below)
333 case "${CT_TOOLCHAIN_TYPE}" in
335 # A cross-compiler runs on the same machine it is built on
336 CT_HOST="${CT_BUILD}"
337 build_mangle="build_"
340 install_build_tools_for="BUILD HOST"
343 build_mangle="build_"
346 install_build_tools_for="BUILD HOST TARGET"
348 *) CT_Abort "No code for '${CT_TOOLCHAIN_TYPE}' toolchain type!"
352 # Save the real tuples to generate shell-wrappers to the real tools
353 CT_REAL_BUILD="${CT_BUILD}"
354 CT_REAL_HOST="${CT_HOST}"
355 CT_REAL_TARGET="${CT_TARGET}"
357 # Canonicalise CT_BUILD and CT_HOST
358 # Not only will it give us full-qualified tuples, but it will also ensure
359 # that they are valid tuples (in case of typo with user-provided tuples)
360 # That's way better than trying to rewrite config.sub ourselves...
361 # CT_TARGET is already made canonical in CT_DoBuildTargetTuple
362 CT_BUILD=$(CT_DoConfigSub "${CT_BUILD}")
363 CT_HOST=$(CT_DoConfigSub "${CT_HOST}")
365 # Modify BUILD and HOST so that gcc always generate a cross-compiler
366 # even if any of the build, host or target machines are the same.
367 # NOTE: we'll have to mangle the (BUILD|HOST)->TARGET x-compiler to
368 # support canadain build, later...
369 CT_BUILD="${CT_BUILD/-/-${build_mangle}}"
370 CT_HOST="${CT_HOST/-/-${host_mangle}}"
371 CT_TARGET="${CT_TARGET/-/-${target_mangle}}"
373 # Now we have mangled our BUILD and HOST tuples, we must fake the new
374 # cross-tools for those mangled tuples.
375 CT_DoLog DEBUG "Making build system tools available"
376 CT_DoExecLog ALL mkdir -p "${CT_PREFIX_DIR}/buildtools"
377 for m in ${install_build_tools_for}; do
382 if [ -n "${!p}" ]; then
388 for tool in ar as dlltool gcc g++ gcj gnatbind gnatmake ld nm objcopy objdump ranlib strip windres; do
389 # First try with prefix + suffix
390 # Then try with prefix only
391 # Then try with suffix only, but only for BUILD, and HOST iff REAL_BUILD == REAL_HOST
392 # Finally try with neither prefix nor suffix, but only for BUILD, and HOST iff REAL_BUILD == REAL_HOST
393 # This is needed, because some tools have a prefix and
394 # a suffix (eg. gcc), while others may have only one,
395 # or even none (eg. binutils)
396 where=$(CT_Which "${t}${tool}${!s}")
397 [ -z "${where}" ] && where=$(CT_Which "${t}${tool}")
399 -a \( "${m}" = "BUILD" \
400 -o "${CT_REAL_BUILD}" = "${!r}" \) ]; then
401 where=$(CT_Which "${tool}${!s}")
404 -a \( "${m}" = "BUILD" \
405 -o "${CT_REAL_BUILD}" = "${!r}" \) ]; then
406 where=$(CT_Which "${tool}")
409 # Not all tools are available for all platforms, but some are really,
411 if [ -n "${where}" ]; then
412 CT_DoLog DEBUG " '${!v}-${tool}' -> '${where}'"
413 printf "#${BANG}${CT_SHELL}\nexec '${where}' \"\${@}\"\n" >"${CT_PREFIX_DIR}/buildtools/${!v}-${tool}"
414 CT_DoExecLog ALL chmod 700 "${CT_PREFIX_DIR}/buildtools/${!v}-${tool}"
417 # We'll at least need some of them...
418 ar|as|gcc|g++|ld|nm|objcopy|objdump|ranlib)
419 CT_Abort "Missing: '${t}${tool}${!s}' or '${t}${tool}' or '${tool}' : either needed!"
421 # Some are conditionnally required
422 # Add them in alphabetical (C locale) ordering
424 CT_TestAndAbort "Missing: '${t}${tool}${!s}' or '${t}${tool}' or '${tool}' : either needed!" "${CT_CC_LANG_JAVA}" = "y"
426 # If any other is missing, only warn at low level
428 # It does not deserve a WARN level.
429 CT_DoLog DEBUG " Missing: '${t}${tool}${!s}' or '${t}${tool}' or '${tool}' : not required."
436 # Carefully add paths in the order we want them:
437 # - first try in ${CT_PREFIX_DIR}/bin
438 # - then try in ${CT_CC_CORE_SHARED_PREFIX_DIR}/bin
439 # - then try in ${CT_CC_CORE_STATIC_PREFIX_DIR}/bin
440 # - fall back to searching user's PATH
441 # Of course, neither cross-native nor canadian can run on BUILD,
442 # so don't add those PATHs in this case...
443 case "${CT_TOOLCHAIN_TYPE}" in
444 cross) export PATH="${CT_PREFIX_DIR}/buildtools:${CT_PREFIX_DIR}/bin:${CT_CC_CORE_SHARED_PREFIX_DIR}/bin:${CT_CC_CORE_STATIC_PREFIX_DIR}/bin:${PATH}";;
445 canadian) export PATH="${CT_PREFIX_DIR}/buildtools:${PATH}";;
449 # Some makeinfo versions are a pain in [put your most sensible body part here].
450 # Go ahead with those, by creating a wrapper that keeps partial files, and that
452 CT_DoLog DEBUG " 'makeinfo' -> '$(CT_Which makeinfo)'"
453 printf "#${BANG}${CT_SHELL}\n$(CT_Which makeinfo) --force \"\${@}\"\ntrue\n" >"${CT_PREFIX_DIR}/buildtools/makeinfo"
454 CT_DoExecLog ALL chmod 700 "${CT_PREFIX_DIR}/buildtools/makeinfo"
458 [ "${CT_USE_PIPES}" = "y" ] && CT_CFLAGS_FOR_HOST="${CT_CFLAGS_FOR_HOST} -pipe"
460 # Override the configured jobs with what's been given on the command line
461 [ -n "${CT_JOBS}" ] && CT_PARALLEL_JOBS="${CT_JOBS}"
463 # Set the shell to be used by ./configure scripts and by Makefiles (those
465 export CONFIG_SHELL="${CT_SHELL}" # for ./configure
466 export SHELL="${CT_SHELL}" # for Makefiles
468 # And help make go faster
470 [ ${CT_PARALLEL_JOBS} -ne 0 ] && PARALLELMFLAGS="${PARALLELMFLAGS} -j${CT_PARALLEL_JOBS}"
471 [ ${CT_LOAD} -ne 0 ] && PARALLELMFLAGS="${PARALLELMFLAGS} -l${CT_LOAD}"
472 export PARALLELMFLAGS
474 CT_DoLog EXTRA "Installing user-supplied crosstool-NG configuration"
475 CT_DoExecLog ALL mkdir -p "${CT_PREFIX_DIR}/bin"
476 CT_DoExecLog DEBUG install -m 0755 "${CT_LIB_DIR}/scripts/toolchain-config.in" "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ct-ng.config"
477 CT_DoExecLog DEBUG sed -r -i -e 's,@@grep@@,"'"${grep}"'",;' "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ct-ng.config"
478 bzip2 -c -9 .config >>"${CT_PREFIX_DIR}/bin/${CT_TARGET}-ct-ng.config"
480 CT_DoStep EXTRA "Dumping internal crosstool-NG configuration"
481 CT_DoLog EXTRA "Building a toolchain for:"
482 CT_DoLog EXTRA " build = ${CT_REAL_BUILD}"
483 CT_DoLog EXTRA " host = ${CT_REAL_HOST}"
484 CT_DoLog EXTRA " target = ${CT_TARGET}"
485 set |grep -E '^CT_.+=' |sort |CT_DoLog DEBUG
489 if [ -z "${CT_RESTART}" ]; then
490 if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
491 CT_DoLog INFO "Downloading forbidden by configuration, skipping downloads"
493 CT_DoStep INFO "Retrieving needed toolchain components' tarballs"
494 do_companion_tools_get
510 if [ "${CT_ONLY_DOWNLOAD}" != "y" ]; then
511 if [ "${CT_FORCE_EXTRACT}" = "y" ]; then
512 CT_DoForceRmdir "${CT_SRC_DIR}"
513 CT_DoExecLog ALL mkdir -p "${CT_SRC_DIR}"
516 if [ "${CT_COMP_TOOLS}" = "y" ]; then
517 CT_DoStep INFO "Extracting, patching and installing companion tools"
518 do_companion_tools_extract
523 CT_DoStep INFO "Extracting and patching toolchain components"
540 # Now for the job by itself. Go have a coffee!
541 if [ "${CT_ONLY_DOWNLOAD}" != "y" -a "${CT_ONLY_EXTRACT}" != "y" ]; then
542 # Because of CT_RESTART, this becomes quite complex
545 [ -n "${CT_RESTART}" ] && do_it=0 || do_it=1
546 # Aha! CT_STEPS comes from steps.mk!
547 for step in ${CT_STEPS}; do
548 if [ ${do_it} -eq 0 ]; then
549 if [ "${CT_RESTART}" = "${step}" ]; then
550 CT_DoLoadState "${step}"
555 CT_DoSaveState ${step}
556 if [ ${do_stop} -eq 1 ]; then
557 CT_DoLog ERROR "Stopping just after step '${prev_step}', as requested."
561 if [ ${do_it} -eq 1 ]; then
563 if [ "${CT_STOP}" = "${step}" ]; then
566 if [ "${CT_DEBUG_PAUSE_STEPS}" = "y" ]; then
567 CT_DoPause "Step '${step}' finished"
576 # From now-on, it can become impossible to log any time, because
577 # either we're compressing the log file, or it can become RO any
578 # moment... Consign all ouptut to oblivion...
579 CT_DoLog INFO "Finishing installation (may take a few seconds)..."
582 [ "${CT_LOG_FILE_COMPRESS}" = y ] && bzip2 -9 "${CT_LOG_FILE}"
583 [ "${CT_INSTALL_DIR_RO}" = "y" ] && chmod -R a-w "${CT_INSTALL_DIR}"