Merge the canadian branch to default.
Now the preliminray support for canadian-crosses is done,
merge to default. The few remaining quirks, if any, will
be resolved on mainstream.
1 # This file declares functions to install the uClibc C library
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
7 libc_src="http://www.uclibc.org/downloads
8 http://www.uclibc.org/downloads/snapshots
9 http://www.uclibc.org/downloads/old-releases"
10 # For uClibc, we have almost every thing: releases, and snapshots
11 # for the last month or so. We'll have to deal with svn revisions
13 CT_GetFile "uClibc-${CT_LIBC_VERSION}" ${libc_src}
15 if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ]; then
16 CT_GetFile "uClibc-locale-030818" ${libc_src}
24 CT_Extract "uClibc-${CT_LIBC_VERSION}"
25 CT_Patch "uClibc-${CT_LIBC_VERSION}"
28 if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ]; then
29 CT_Pushd "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}/extra/locale"
30 CT_Extract "uClibc-locale-030818" nochdir
31 CT_Patch "uClibc-locale-030818" nochdir
38 # Check that uClibc has been previously configured
39 do_libc_check_config() {
40 CT_DoStep INFO "Checking C library configuration"
42 CT_TestOrAbort "You did not provide a uClibc config file!" -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" -a -f "${CT_LIBC_UCLIBC_CONFIG_FILE}"
44 if grep -E '^KERNEL_SOURCE=' "${CT_LIBC_UCLIBC_CONFIG_FILE}" >/dev/null 2>&1; then
45 CT_DoLog WARN "Your uClibc version refers to the kernel _sources_, which is bad."
46 CT_DoLog WARN "I can't guarantee that our little hack will work. Please try to upgrade."
49 CT_DoLog EXTRA "Munging uClibc configuration"
50 mungeuClibcConfig "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${CT_CONFIG_DIR}/uClibc.config"
55 # This functions installs uClibc's headers
59 CT_DoStep INFO "Installing C library headers"
61 mkdir -p "${CT_BUILD_DIR}/build-libc-headers"
62 cd "${CT_BUILD_DIR}/build-libc-headers"
64 # Simply copy files until uClibc has the ablity to build out-of-tree
65 CT_DoLog EXTRA "Copying sources to build dir"
66 tar cf - -C "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}" . |tar xf -
68 # Retrieve the config file
69 cp "${CT_CONFIG_DIR}/uClibc.config" .config
71 # uClibc uses the CROSS environment variable as a prefix to the
72 # compiler tools to use. Setting it to the empty string forces
73 # use of the native build host tools, which we need at this
74 # stage, as we don't have target tools yet.
75 CT_DoLog EXTRA "Applying configuration"
76 CT_DoYes "" |CT_DoExecLog ALL make CROSS= PREFIX="${CT_SYSROOT_DIR}/" oldconfig
78 CT_DoLog EXTRA "Building headers"
79 CT_DoExecLog ALL make ${CT_LIBC_UCLIBC_VERBOSITY} CROSS= PREFIX="${CT_SYSROOT_DIR}/" headers
81 if [ "${CT_LIBC_UCLIBC_0_9_30_or_later}" = "y" ]; then
82 install_rule=install_headers
84 install_rule=install_dev
87 CT_DoLog EXTRA "Installing headers"
88 CT_DoExecLog ALL make ${CT_LIBC_UCLIBC_VERBOSITY} CROSS= PREFIX="${CT_SYSROOT_DIR}/" "${install_rule}"
93 # Build and install start files
94 do_libc_start_files() {
98 # This function build and install the full uClibc
100 CT_DoStep INFO "Installing C library"
102 mkdir -p "${CT_BUILD_DIR}/build-libc"
103 cd "${CT_BUILD_DIR}/build-libc"
105 # Simply copy files until uClibc has the ablity to build out-of-tree
106 CT_DoLog EXTRA "Copying sources to build dir"
107 tar cf - -C "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}" . |tar xf -
109 # Retrieve the config file
110 cp "${CT_CONFIG_DIR}/uClibc.config" .config
112 # uClibc uses the CROSS environment variable as a prefix to the compiler
113 # tools to use. The newly built tools should be in our path, so we need
114 # only give the correct name for them.
115 # Note about CFLAGS: In uClibc, CFLAGS are generated by Rules.mak,
116 # depending on the configuration of the library. That is, they are tailored
117 # to best fit the target. So it is useless and seems to be a bad thing to
118 # use LIBC_EXTRA_CFLAGS here.
119 CT_DoLog EXTRA "Applying configuration"
120 CT_DoYes "" |CT_DoExecLog ALL \
121 make CROSS=${CT_TARGET}- \
122 PREFIX="${CT_SYSROOT_DIR}/" \
125 # We do _not_ want to strip anything for now, in case we specifically
126 # asked for a debug toolchain, thus the STRIPTOOL= assignment
127 # /Old/ versions can not build in //
128 CT_DoLog EXTRA "Building C library"
130 make ${CT_LIBC_UCLIBC_PARALLEL:+${PARALLELMFLAGS}} \
131 CROSS=${CT_TARGET}- \
132 PREFIX="${CT_SYSROOT_DIR}/" \
134 ${CT_LIBC_UCLIBC_VERBOSITY} \
138 # - we want to install 'runtime' files, eg. lib*.{a,so*}, crti.o and
139 # such files, except the headers as they already are installed
140 # - "make install_dev" installs the headers, the crti.o... and the
141 # static libs, but not the dynamic libs
142 # - "make install_runtime" installs the dynamic libs only
143 # - "make install" calls install_runtime and install_dev
144 # - so we're left with re-installing the headers... Sigh...
146 # We do _not_ want to strip anything for now, in case we specifically
147 # asked for a debug toolchain, hence the STRIPTOOL= assignment
149 # Note: PARALLELMFLAGS is not usefull for installation.
151 CT_DoLog EXTRA "Installing C library"
153 make CROSS=${CT_TARGET}- \
154 PREFIX="${CT_SYSROOT_DIR}/" \
156 ${CT_LIBC_UCLIBC_VERBOSITY} \
159 if [ "${CT_LIBC_UCLIBC_BUILD_CROSS_LDD}" = "y" ]; then
160 CT_DoLog EXTRA "Building C library cross-ldd"
162 make PREFIX="${CT_SYSROOT_DIR}/" \
163 ${CT_LIBC_UCLIBC_VERBOSITY} \
166 CT_DoLog EXTRA "Installing C library cross-ldd"
167 CT_DoExecLog ALL install -m 0755 utils/ldd.host "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
173 # This function is used to install those components needing the final C compiler
178 # Initialises the .config file to sensible values
181 mungeuClibcConfig() {
184 munge_file="${CT_BUILD_DIR}/munge-uClibc-config.sed"
186 # Start with a fresh file
187 rm -f "${munge_file}"
188 touch "${munge_file}"
190 # Hack our target in the config file.
191 # Also remove stripping: its the responsibility of the
192 # firmware builder to strip or not.
193 cat >>"${munge_file}" <<-ENDSED
194 s/^(TARGET_.*)=y$/# \\1 is not set/
195 s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/
196 s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/
197 s/.*(DOSTRIP).*/# \\1 is not set/
200 # Ah. We may one day need architecture-specific handler here...
201 # Hack the ARM {E,O}ABI into the config file
202 if [ "${CT_ARCH_ARM_EABI}" = "y" ]; then
203 cat >>"${munge_file}" <<-ENDSED
204 s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/
205 s/.*(CONFIG_ARM_EABI).*/\\1=y/
208 cat >>"${munge_file}" <<-ENDSED
209 s/.*(CONFIG_ARM_OABI).*/\\1=y/
210 s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/
214 # Accomodate for old and new uClibc versions, where the
215 # way to select between big/little endian has changed
216 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
217 y,) cat >>"${munge_file}" <<-ENDSED
218 s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/
219 s/.*(ARCH_BIG_ENDIAN).*/\\1=y/
220 s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/
221 s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/
224 ,y) cat >>"${munge_file}" <<-ENDSED
225 s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/
226 s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/
227 s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/
228 s/.*(ARCH_WANTS_BIG_ENDIAN).*/# \\1 is not set/
233 # Accomodate for old and new uClibc version, where the
234 # way to select between hard/soft float has changed
235 case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
236 y,) cat >>"${munge_file}" <<-ENDSED
237 s/^[^_]*(HAS_FPU).*/\\1=y/
238 s/.*(UCLIBC_HAS_FPU).*/\\1=y/
241 ,y) cat >>"${munge_file}" <<-ENDSED
242 s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/
243 s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/
248 # Change paths to work with crosstool-NG
249 # From http://www.uclibc.org/cgi-bin/viewcvs.cgi?rev=16846&view=rev
250 # " we just want the kernel headers, not the whole kernel source ...
251 # " so people may need to update their paths slightly
252 quoted_kernel_source=$(echo "${CT_HEADERS_DIR}" | sed -r -e 's,/include/?$,,; s,/,\\/,g;')
253 quoted_headers_dir=$(echo "${CT_HEADERS_DIR}" | sed -r -e 's,/,\\/,g;')
254 # CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line
255 # DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET}
256 # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and
257 # newer versions use KERNEL_HEADERS (which is right). See:
258 cat >>"${munge_file}" <<-ENDSED
259 s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/
260 s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/
261 s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/
262 s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/
263 s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/
264 s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/
267 if [ "${CT_USE_PIPES}" = "y" ]; then
268 if grep UCLIBC_EXTRA_CFLAGS extra/Configs/Config.in >/dev/null 2>&1; then
269 # Good, there is special provision for such things as -pipe!
270 cat >>"${munge_file}" <<-ENDSED
271 s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/
274 # Hack our -pipe into WARNINGS, which will be internally incorporated to
275 # CFLAGS. This a dirty hack, but yet needed
276 cat >> "${munge_file}" <<-ENDSED
277 s/^(WARNINGS=".*)"$/\\1 -pipe"/
283 # Note that the two PREGEN_LOCALE and the XLOCALE lines may be missing
284 # entirely if LOCALE is not set. If LOCALE was already set, we'll
285 # assume the user has already made all the appropriate generation
286 # arrangements. Note that having the uClibc Makefile download the
287 # pregenerated locales is not compatible with crosstool; besides,
288 # crosstool downloads them as part of getandpatch.sh.
289 if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] ; then
290 cat >>"${munge_file}" <<-ENDSED
291 s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\nUCLIBC_PREGENERATED_LOCALE_DATA=y\\n\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\n\\# UCLIBC_HAS_XLOCALE is not
295 # Force on options needed for C++ if we'll be making a C++ compiler.
296 # I'm not sure locales are a requirement for doing C++... Are they?
297 if [ "${CT_CC_LANG_CXX}" = "y" ]; then
298 cat >>"${munge_file}" <<-ENDSED
299 s/^# DO_C99_MATH is not set/DO_C99_MATH=y/
300 s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/
301 # Add these three lines when doing C++?
302 s/^# UCLIBC_HAS_WCHAR is not set/UCLIBC_HAS_WCHAR=y/
303 #s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\nUCLIBC_PREGENERATED_LOCALE_DATA=y\\n\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\n\\# UCLIBC_HAS_XLOCALE is not set/
304 s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/
308 # Always build the libpthread_db
309 cat >>"${munge_file}" <<-ENDSED
310 s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
313 # Force on debug options if asked for
314 case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in
316 cat >>"${munge_file}" <<-ENDSED
317 s/^DODEBUG=y/# DODEBUG is not set/
318 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
319 s/^DOASSERTS=y/# DOASSERTS is not set/
320 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
321 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
322 s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
326 cat >>"${munge_file}" <<-ENDSED
327 s/^# DODEBUG is not set.*/DODEBUG=y/
328 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
329 s/^DOASSERTS=y/# DOASSERTS is not set/
330 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
331 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
332 s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
336 cat >>"${munge_file}" <<-ENDSED
337 s/^# DODEBUG is not set.*/DODEBUG=y/
338 s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/
339 s/^# DOASSERTS is not set.*/DOASSERTS=y/
340 s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/
341 s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/
342 s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/
346 sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}"