Bah, the arm-qemu-linux-uclibc sample isn't usefull. Base your work on the armeb-unkown-linux-uclibc sample instead.
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}" "${CT_BUILD_DIR}/uClibc.config"
37 if egrep '^KERNEL_SOURCE=' "${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 "${CT_BUILD_DIR}/uClibc.config"
48 # This functions installs uClibc's headers
50 # Only need to install bootstrap uClibc headers for gcc-3.0 and above? Or maybe just gcc-3.3 and above?
51 # See also http://gcc.gnu.org/PR8180, which complains about the need for this step.
52 grep -q 'gcc-[34]' "${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_BUILD_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 DEBUG
73 CT_DoLog EXTRA "Building headers"
74 make ${PARALLELMFLAGS} CROSS= PREFIX="${CT_SYSROOT_DIR}/" headers 2>&1 |CT_DoLog DEBUG
76 CT_DoLog EXTRA "Installing headers"
77 make CROSS= PREFIX="${CT_SYSROOT_DIR}/" install_dev 2>&1 |CT_DoLog DEBUG
82 # This function build and install the full uClibc
84 CT_DoStep INFO "Installing C library"
86 mkdir -p "${CT_BUILD_DIR}/build-libc"
87 cd "${CT_BUILD_DIR}/build-libc"
89 # Simply copy files until uClibc has the ablity to build out-of-tree
90 CT_DoLog EXTRA "Copying sources to build dir"
91 { cd "${CT_SRC_DIR}/${CT_LIBC_FILE}"; tar cf - .; } |tar xf -
93 # Retrieve the config file
94 cp "${CT_BUILD_DIR}/uClibc.config" .config
96 # uClibc uses the CROSS environment variable as a prefix to the compiler
97 # tools to use. The newly built tools should be in our path, so we need
98 # only give the correct name for them.
99 # Note about CFLAGS: In uClibc, CFLAGS are generated by Rules.mak,
100 # depending on the configuration of the library. That is, they are tailored
101 # to best fit the target. So it is useless and seems to be a bad thing to
102 # use LIBC_EXTRA_CFLAGS here.
103 CT_DoLog EXTRA "Applying configuration"
104 CT_DoYes "" |make ${PARALLELMFLAGS} \
105 CROSS=${CT_TARGET}- \
106 PREFIX="${CT_SYSROOT_DIR}/" \
107 oldconfig 2>&1 |CT_DoLog DEBUG
109 # We do _not_ want to strip anything for now, in case we specifically
110 # asked for a debug toolchain, thus the STRIPTOOL= assignment
111 CT_DoLog EXTRA "Building C library"
112 make ${PARALLELMFLAGS} \
113 CROSS=${CT_TARGET}- \
114 PREFIX="${CT_SYSROOT_DIR}/" \
116 all 2>&1 |CT_DoLog DEBUG
118 # YEM-FIXME: we want to install libraries in $SYSROOT/lib, but we don't want
119 # to install headers in $SYSROOT/include, thus making only install_runtime.
120 # Plus, the headers were previously installed earlier with install_dev, so
121 # all should be well. Unfortunately, the install_dev target does not install
122 # crti.o and consorts... :-( So reverting to target 'install'.
123 # Note: PARALLELMFLAGS is not usefull for installation.
124 # We do _not_ want to strip anything for now, in case we specifically
125 # asked for a debug toolchain, thus the STRIPTOOL= assignment
126 CT_DoLog EXTRA "Installing C library"
127 make CROSS=${CT_TARGET}- \
128 PREFIX="${CT_SYSROOT_DIR}/" \
130 install 2>&1 |CT_DoLog DEBUG
135 # This function is used to install those components needing the final C compiler
137 CT_DoStep INFO "Finishing C library"
138 # uClibc has nothing to finish
139 CT_DoLog EXTRA "uClibc has nothing to finish"
143 # Initialises the .config file to sensible values
144 mungeuClibcConfig() {
146 munge_file="${CT_BUILD_DIR}/munge-uClibc-config.sed"
148 cat > "${munge_file}" <<-ENDSED
149 s/^(TARGET_.*)=y$/# \\1 is not set/
150 s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/
151 s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/
154 case "${CT_ARCH_BE},${CT_ARCH_LE}" in
155 y,) cat >> "${munge_file}" <<-ENDSED
156 s/.*(ARCH_BIG_ENDIAN).*/\\1=y/
157 s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/
160 ,y) cat >> "${munge_file}" <<-ENDSED
161 s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/
162 s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/
167 case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
168 y,) cat >> "${munge_file}" <<-ENDSED
169 s/.*(HAS_FPU).*/\\1=y/
172 ,y) cat >> "${munge_file}" <<-ENDSED
173 s/.*(HAS_FPU).*/\\# \\1 is not set/
178 # Change paths to work with crosstool
179 # From http://www.uclibc.org/cgi-bin/viewcvs.cgi?rev=16846&view=rev
180 # " we just want the kernel headers, not the whole kernel source ...
181 # " so people may need to update their paths slightly
182 quoted_kernel_source=`echo "${CT_HEADERS_DIR}" | sed -r -e 's,/include/?$,,; s,/,\\\\/,g;'`
183 quoted_headers_dir=`echo ${CT_HEADERS_DIR} | sed -r -e 's,/,\\\\/,g;'`
184 # CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line
185 # DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET}
186 # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and
187 # newer versions use KERNEL_HEADERS (which is right). See:
188 cat >> "${munge_file}" <<-ENDSED
189 s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/
190 s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/
191 s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/
192 s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/
193 s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/
194 s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/
197 # Hack our -pipe into WARNINGS, which will be internally incorporated to
198 # CFLAGS. This a dirty hack, but yet needed
199 if [ "${CT_USE_PIPES}" = "y" ]; then
200 cat >> "${munge_file}" <<-ENDSED
201 s/^(WARNINGS=".*)"$/\\1 -pipe"/
205 # Force on options needed for C++ if we'll be making a C++ compiler.
206 # Note that the two PREGEN_LOCALE and the XLOCALE lines may be missing
207 # entirely if LOCALE is not set. If LOCALE was already set, we'll
208 # assume the user has already made all the appropriate generation
209 # arrangements. Note that having the uClibc Makefile download the
210 # pregenerated locales is not compatible with crosstool; besides,
211 # crosstool downloads them as part of getandpatch.sh.
212 if [ "${CT_CC_LANG_CXX}" = "y" ]; then
213 cat >> "${munge_file}" <<-ENDSED
214 s/^# DO_C99_MATH is not set/DO_C99_MATH=y/
215 s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/
216 # Add these three lines when doing C++?
217 #s/^# UCLIBC_HAS_WCHAR is not set/UCLIBC_HAS_WCHAR=y/
218 #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/
219 #s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/
223 # Force on debug options if asked for
224 case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in
226 cat >>"${munge_file}" <<-ENDSED
227 s/^PTHREADS_DEBUG_SUPPORT=y/# PTHREADS_DEBUG_SUPPORT is not set/
228 s/^DODEBUG=y/# DODEBUG is not set/
229 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
230 s/^DOASSERTS=y/# DOASSERTS is not set/
231 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
232 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
236 cat >>"${munge_file}" <<-ENDSED
237 s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
238 s/^# DODEBUG is not set.*/DODEBUG=y/
239 s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
240 s/^DOASSERTS=y/# DOASSERTS is not set/
241 s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/
242 s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/
246 cat >>"${munge_file}" <<-ENDSED
247 s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
248 s/^# DODEBUG is not set.*/DODEBUG=y/
249 s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/
250 s/^# DOASSERTS is not set.*/DOASSERTS=y/
251 s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/
252 s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/
256 sed -r -i -f "${munge_file}" "${config_file}"
257 rm -f "${munge_file}"