No longer mark NPTL as being EXPERIMENTAL.
But mark build a native gdb as being EXPERIMENTAL.
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 "${CT_LIBC_FILE}" ${libc_src}
15 [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] && CT_GetFile "uClibc-locale-030818" ${libc_src}
22 CT_ExtractAndPatch "${CT_LIBC_FILE}"
24 [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] && CT_ExtractAndPatch "uClibc-locale-030818"
29 # Check that uClibc has been previously configured
30 do_libc_check_config() {
31 CT_DoStep INFO "Checking C library configuration"
33 CT_TestOrAbort "You did not provide a uClibc config file!" -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" -a -f "${CT_LIBC_UCLIBC_CONFIG_FILE}"
35 cp "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${CT_SRC_DIR}/uClibc.config"
37 if egrep '^KERNEL_SOURCE=' "${CT_LIBC_UCLIBC_CONFIG_FILE}" >/dev/null 2>&1; then
38 CT_DoLog WARN "Your uClibc version refers to the kernel _sources_, which is bad."
39 CT_DoLog WARN "I can't guarantee that our little hack will work. Please try to upgrade."
42 CT_DoLog EXTRA "Munging uClibc configuration"
43 mungeuClibcConfig "${CT_SRC_DIR}/uClibc.config"
48 # This functions installs uClibc's headers
50 # Only need to install bootstrap uClibc headers for gcc-3.0 and above? Or maybe just gcc-3.3 and above?
51 # See also http://gcc.gnu.org/PR8180, which complains about the need for this step.
52 grep -q 'gcc-[34]' "${CT_SRC_DIR}/${CT_CC_CORE_FILE}/ChangeLog" || return 0
54 CT_DoStep INFO "Installing C library headers"
56 mkdir -p "${CT_BUILD_DIR}/build-libc-headers"
57 cd "${CT_BUILD_DIR}/build-libc-headers"
59 # Simply copy files until uClibc has the ablity to build out-of-tree
60 CT_DoLog EXTRA "Copying sources to build dir"
61 { cd "${CT_SRC_DIR}/${CT_LIBC_FILE}"; tar cf - .; } |tar xf -
63 # Retrieve the config file
64 cp "${CT_SRC_DIR}/uClibc.config" .config
66 # uClibc uses the CROSS environment variable as a prefix to the
67 # compiler tools to use. Setting it to the empty string forces
68 # use of the native build host tools, which we need at this
69 # stage, as we don't have target tools yet.
70 CT_DoLog EXTRA "Applying configuration"
71 CT_DoYes "" |make CROSS= PREFIX="${CT_SYSROOT_DIR}/" oldconfig 2>&1 |CT_DoLog ALL
73 CT_DoLog EXTRA "Building headers"
74 make ${PARALLELMFLAGS} CROSS= PREFIX="${CT_SYSROOT_DIR}/" headers 2>&1 |CT_DoLog ALL
76 CT_DoLog EXTRA "Installing headers"
77 make CROSS= PREFIX="${CT_SYSROOT_DIR}/" install_dev 2>&1 |CT_DoLog ALL
82 # Build and install start files
83 do_libc_start_files() {
87 # This function build and install the full uClibc
89 CT_DoStep INFO "Installing C library"
91 mkdir -p "${CT_BUILD_DIR}/build-libc"
92 cd "${CT_BUILD_DIR}/build-libc"
94 # Simply copy files until uClibc has the ablity to build out-of-tree
95 CT_DoLog EXTRA "Copying sources to build dir"
96 { cd "${CT_SRC_DIR}/${CT_LIBC_FILE}"; tar cf - .; } |tar xf -
98 # Retrieve the config file
99 cp "${CT_SRC_DIR}/uClibc.config" .config
101 # uClibc uses the CROSS environment variable as a prefix to the compiler
102 # tools to use. The newly built tools should be in our path, so we need
103 # only give the correct name for them.
104 # Note about CFLAGS: In uClibc, CFLAGS are generated by Rules.mak,
105 # depending on the configuration of the library. That is, they are tailored
106 # to best fit the target. So it is useless and seems to be a bad thing to
107 # use LIBC_EXTRA_CFLAGS here.
108 CT_DoLog EXTRA "Applying configuration"
109 CT_DoYes "" |make ${PARALLELMFLAGS} \
110 CROSS=${CT_TARGET}- \
111 PREFIX="${CT_SYSROOT_DIR}/" \
112 oldconfig 2>&1 |CT_DoLog ALL
114 # We do _not_ want to strip anything for now, in case we specifically
115 # asked for a debug toolchain, thus the STRIPTOOL= assignment
116 CT_DoLog EXTRA "Building C library"
117 make ${PARALLELMFLAGS} \
118 CROSS=${CT_TARGET}- \
119 PREFIX="${CT_SYSROOT_DIR}/" \
121 all 2>&1 |CT_DoLog ALL
123 # YEM-FIXME: we want to install libraries in $SYSROOT/lib, but we don't want
124 # to install headers in $SYSROOT/include, thus making only install_runtime.
125 # Plus, the headers were previously installed earlier with install_dev, so
126 # all should be well. Unfortunately, the install_dev target does not install
127 # crti.o and consorts... :-( So reverting to target 'install'.
128 # Note: PARALLELMFLAGS is not usefull for installation.
129 # We do _not_ want to strip anything for now, in case we specifically
130 # asked for a debug toolchain, thus the STRIPTOOL= assignment
131 CT_DoLog EXTRA "Installing C library"
132 make CROSS=${CT_TARGET}- \
133 PREFIX="${CT_SYSROOT_DIR}/" \
135 install 2>&1 |CT_DoLog ALL
140 # This function is used to install those components needing the final C compiler
145 # Initialises the .config file to sensible values
146 mungeuClibcConfig() {
148 munge_file="${CT_BUILD_DIR}/munge-uClibc-config.sed"
150 # Hack our target in the config file.
151 # Also remove stripping: its the responsibility of the
152 # firmware builder to strip or not.
153 cat > "${munge_file}" <<-ENDSED
154 s/^(TARGET_.*)=y$/# \\1 is not set/
155 s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/
156 s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/
157 s/.*(DOSTRIP).*/# \\1 is not set/
160 # Accomodate for old and new uClibc versions, where the
161 # way to select between big/little endian has changed
162 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
163 y,) cat >> "${munge_file}" <<-ENDSED
164 s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/
165 s/.*(ARCH_BIG_ENDIAN).*/\\1=y/
166 s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/
167 s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/
170 ,y) cat >> "${munge_file}" <<-ENDSED
171 s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/
172 s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/
173 s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/
174 s/.*(ARCH_WANTS_BIG_ENDIAN).*/# \\1 is not set/
179 # Accomodate for old and new uClibc version, where the
180 # way to select between hard/soft float has changed
181 case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
182 y,) cat >> "${munge_file}" <<-ENDSED
183 s/.*(HAS_FPU).*/\\1=y/
184 s/.*(UCLIBC_HAS_FPU).*/\\1=y/
187 ,y) cat >> "${munge_file}" <<-ENDSED
188 s/.*(HAS_FPU).*/\\# \\1 is not set/
189 s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/
194 # Change paths to work with crosstool
195 # From http://www.uclibc.org/cgi-bin/viewcvs.cgi?rev=16846&view=rev
196 # " we just want the kernel headers, not the whole kernel source ...
197 # " so people may need to update their paths slightly
198 quoted_kernel_source=`echo "${CT_HEADERS_DIR}" | sed -r -e 's,/include/?$,,; s,/,\\\\/,g;'`
199 quoted_headers_dir=`echo ${CT_HEADERS_DIR} | sed -r -e 's,/,\\\\/,g;'`
200 # CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line
201 # DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET}
202 # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and
203 # newer versions use KERNEL_HEADERS (which is right). See:
204 cat >> "${munge_file}" <<-ENDSED
205 s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/
206 s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/
207 s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/
208 s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/
209 s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/
210 s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/
213 if [ "${CT_USE_PIPES}" = "y" ]; then
214 if grep UCLIBC_EXTRA_CFLAGS extra/Configs/Config.in >/dev/null 2>&1; then
215 # Good, there is special provision for such things as -pipe!
216 cat >> "${munge_file}" <<-ENDSED
217 s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/
220 # Hack our -pipe into WARNINGS, which will be internally incorporated to
221 # CFLAGS. This a dirty hack, but yet needed
222 cat >> "${munge_file}" <<-ENDSED
223 s/^(WARNINGS=".*)"$/\\1 -pipe"/
228 # Force on options needed for C++ if we'll be making a C++ compiler.
229 # Note that the two PREGEN_LOCALE and the XLOCALE lines may be missing
230 # entirely if LOCALE is not set. If LOCALE was already set, we'll
231 # assume the user has already made all the appropriate generation
232 # arrangements. Note that having the uClibc Makefile download the
233 # pregenerated locales is not compatible with crosstool; besides,
234 # crosstool downloads them as part of getandpatch.sh.
235 if [ "${CT_CC_LANG_CXX}" = "y" ]; then
236 cat >> "${munge_file}" <<-ENDSED
237 s/^# DO_C99_MATH is not set/DO_C99_MATH=y/
238 s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/
239 # Add these three lines when doing C++?
240 #s/^# UCLIBC_HAS_WCHAR is not set/UCLIBC_HAS_WCHAR=y/
241 #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/
242 #s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/
246 # Force on debug options if asked for
247 case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in
249 cat >>"${munge_file}" <<-ENDSED
250 s/^PTHREADS_DEBUG_SUPPORT=y/# PTHREADS_DEBUG_SUPPORT is not set/
251 s/^DODEBUG=y/# DODEBUG is not set/
252 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
253 s/^DOASSERTS=y/# DOASSERTS is not set/
254 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
255 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
256 s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
260 cat >>"${munge_file}" <<-ENDSED
261 s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
262 s/^# DODEBUG is not set.*/DODEBUG=y/
263 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
264 s/^DOASSERTS=y/# DOASSERTS is not set/
265 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
266 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
267 s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
271 cat >>"${munge_file}" <<-ENDSED
272 s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
273 s/^# DODEBUG is not set.*/DODEBUG=y/
274 s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/
275 s/^# DOASSERTS is not set.*/DOASSERTS=y/
276 s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/
277 s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/
278 s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/
282 sed -r -i -f "${munge_file}" "${config_file}"
283 rm -f "${munge_file}"