Offer an option to build a static cross-gdb.
/trunk/scripts/build/debug/gdb.sh | 9 9 0 0 +++++++++
/trunk/config/debug/gdb.in | 9 9 0 0 +++++++++
2 files changed, 18 insertions(+)
1 # This file declares functions to install the kernel headers for linux
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
6 [ "${CT_KERNEL}" = "linux" ] || return 0
7 case "${CT_KERNEL_LINUX_HEADERS_SANITISED}" in
8 y) echo "linux-libc-headers-${CT_KERNEL_VERSION}";;
9 *) echo "linux-${CT_KERNEL_VERSION}";;
15 if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" != "y" ]; then
16 CT_GetFile "${CT_KERNEL_FILE}" \
17 ftp://ftp.kernel.org/pub/linux/kernel/v2.6 \
18 ftp://ftp.kernel.org/pub/linux/kernel/v2.4 \
19 ftp://ftp.kernel.org/pub/linux/kernel/v2.2 \
20 ftp://ftp.kernel.org/pub/linux/kernel/v2.6/testing \
21 http://ep09.pld-linux.org/~mmazur/linux-libc-headers
28 if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" != "y" ]; then
29 CT_ExtractAndPatch "${CT_KERNEL_FILE}"
34 # Check kernel configuration
35 do_kernel_check_config() {
36 # Only the copied or sanitised headers need a config file.
37 # Pre-existing headers as well as headers_install don't.
38 if [ "${CT_KERNEL_LINUX_NEEDS_CONFIG}" = "y" \
39 -a \( -z "${CT_KERNEL_LINUX_CONFIG_FILE}" \
40 -o ! -r "${CT_KERNEL_LINUX_CONFIG_FILE}" \
43 CT_DoLog WARN "You did not provide a kernel configuration file!"
44 CT_DoLog WARN "I will try to generate one for you, but beware!"
46 CT_DoStep INFO "Building a default configuration file for linux kernel"
48 mkdir -p "${CT_BUILD_DIR}/build-kernel-defconfig"
49 cd "${CT_BUILD_DIR}/build-kernel-defconfig"
50 make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}" O=`pwd` \
51 ARCH=${CT_KERNEL_ARCH} defconfig 2>&1 |CT_DoLog ALL
53 CT_KERNEL_LINUX_CONFIG_FILE="`pwd`/.config"
59 # Wrapper to the actual headers install method
61 CT_DoStep INFO "Installing kernel headers"
63 # Special case when using pre-installed headers
64 if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" = "y" ]; then
65 do_kernel_preinstalled
67 # We need to enter this directory to find the kernel version strings
68 cd "${CT_SRC_DIR}/${CT_KERNEL_FILE}"
69 if [ "${CT_KERNEL_LINUX_HEADERS_SANITISED}" != "y" ]; then
70 k_version=`awk '/^VERSION =/ { print $3 }' Makefile`
71 k_patchlevel=`awk '/^PATCHLEVEL =/ { print $3 }' Makefile`
72 k_sublevel=`awk '/^SUBLEVEL =/ { print $3 }' Makefile`
73 k_extraversion=`awk '/^EXTRAVERSION =/ { print $3 }' Makefile`
75 k_version=`echo "${CT_KERNEL_VERSION}." |cut -d . -f 1`
76 k_patchlevel=`echo "${CT_KERNEL_VERSION}." |cut -d . -f 2`
77 k_sublevel=`echo "${CT_KERNEL_VERSION}." |cut -d . -f 3`
78 k_extraversion=`echo "${CT_KERNEL_VERSION}." |cut -d . -f 4`
81 case "${k_version}.${k_patchlevel}" in
83 *) CT_Abort "Unsupported kernel version \"linux-${k_version}.${k_patchlevel}\".";;
86 # Kernel version that support verbosity will use this, others will ignore it:
87 V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
89 if [ "${CT_KERNEL_LINUX_HEADERS_INSTALL}" = "y" ]; then
91 elif [ "${CT_KERNEL_LINUX_HEADERS_SANITISED}" = "y" ]; then
93 else [ "${CT_KERNEL_LINUX_HEADERS_COPY}" = "y" ];
101 # Install kernel headers using headers_install from kernel sources.
102 do_kernel_install() {
103 CT_DoLog DEBUG "Using kernel's headers_install"
105 mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
106 cd "${CT_BUILD_DIR}/build-kernel-headers"
108 case "${k_version}.${k_patchlevel}" in
109 2.6) [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers.";;
110 *) CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers.";;
113 CT_DoLog EXTRA "Installing kernel headers"
114 make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}" \
116 ARCH=${CT_KERNEL_ARCH} \
117 INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
119 headers_install 2>&1 |CT_DoLog ALL
121 if [ "${CT_KERNEL_LINUX_HEADERS_INSTALL_CHECK}" = "y" ]; then
122 CT_DoLog EXTRA "Checking installed headers"
123 make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}" \
125 ARCH=${CT_KERNEL_ARCH} \
126 INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
128 headers_check 2>&1 |CT_DoLog ALL
129 find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
133 # Install kernel headers from oldish Mazur's sanitised headers.
134 do_kernel_sanitised() {
135 CT_DoLog EXTRA "Copying sanitised headers"
136 cd "${CT_SRC_DIR}/${CT_KERNEL_FILE}"
137 cp -rv include/linux "${CT_HEADERS_DIR}" 2>&1 |CT_DoLog ALL
138 cp -rv "include/asm-${CT_KERNEL_ARCH}" "${CT_HEADERS_DIR}/asm" 2>&1 |CT_DoLog ALL
141 # Install kernel headers by plain copy.
143 CT_DoLog DEBUG "Copying plain kernel headers"
144 CT_DoLog WARN "You are using plain kernel headers. You really shouldn't do that."
145 CT_DoLog WARN "You'd be better off by using installed headers (or sanitised headers)."
147 # 2.2 and 2.4 don't support building out-of-tree. 2.6 does.
148 CT_DoLog EXTRA "Preparing kernel headers"
149 case "${k_version}.${k_patchlevel}" in
150 2.2|2.4) cd "${CT_SRC_DIR}/${CT_KERNEL_FILE}"
151 cp "${CT_KERNEL_LINUX_CONFIG_FILE}" .config
152 CT_DoYes "" |make ARCH=${CT_KERNEL_ARCH} oldconfig
153 # 2.4 doesn't follow V=# for verbosity... :-(
154 make ARCH=${CT_KERNEL_ARCH} symlinks include/linux/version.h
156 2.6) mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
157 cd "${CT_BUILD_DIR}/build-kernel-headers"
158 cp "${CT_KERNEL_LINUX_CONFIG_FILE}" .config
159 CT_DoYes "" |make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}" \
160 O="`pwd`" ${V_OPT} ARCH=${CT_KERNEL_ARCH} \
162 case "${CT_KERNEL_ARCH}" in
163 sh*) # sh does secret stuff in 'make prepare' that can't be
164 # triggered separately, but happily, it doesn't use
165 # target gcc, so we can use it.
166 # Update: this fails on 2.6.11, as it installs
167 # elfconfig.h, which requires target compiler :-(
168 make ${PARALLELMFLAGS} \
169 ARCH=${CT_KERNEL_ARCH} ${V_OPT} \
170 prepare include/linux/version.h
172 arm*|cris*) make ${PARALLELMFLAGS} \
173 ARCH=${CT_KERNEL_ARCH} ${V_OPT} \
174 include/asm include/linux/version.h \
175 include/asm-${CT_KERNEL_ARCH}/.arch
177 mips*) # for linux-2.6, 'make prepare' for mips doesn't
178 # actually create any symlinks. Hope generic is ok.
179 # Note that glibc ignores all -I flags passed in CFLAGS,
180 # so you have to use -isystem.
181 make ${PARALLELMFLAGS} \
182 ARCH=${CT_KERNEL_ARCH} ${V_OPT} \
183 include/asm include/linux/version.h
184 TARGET_CFLAGS="${TARGET_CFLAGS} -isystem ${LINUX_HEADER_DIR}/include/asm-mips/mach-generic"
186 *) make ${PARALLELMFLAGS} \
187 ARCH=${CT_KERNEL_ARCH} ${V_OPT} \
188 include/asm include/linux/version.h
192 esac 2>&1 |CT_DoLog ALL
194 CT_DoLog EXTRA "Copying kernel headers"
195 cp -rv include/asm-generic "${CT_HEADERS_DIR}/asm-generic" 2>&1 |CT_DoLog ALL
196 cp -rv include/linux "${CT_HEADERS_DIR}" 2>&1 |CT_DoLog ALL
197 cp -rv include/asm-${CT_KERNEL_ARCH} "${CT_HEADERS_DIR}/asm" 2>&1 |CT_DoLog ALL
200 # Use preinstalled headers (most probably by using make headers_install in a
201 # modified (read: customised) kernel tree). In this case, simply copy
202 # the headers in place
203 do_kernel_preinstalled() {
204 CT_DoLog EXTRA "Copying preinstalled kernel headers"
206 mkdir -p "${CT_SYSROOT_DIR}/usr"
207 cd "${CT_KERNEL_LINUX_HEADERS_CUSTOM_DIR}"
208 cp -rv include "${CT_SYSROOT_DIR}/usr" 2>&1 |CT_DoLog ALL