mirror of https://github.com/schoebel/mars
143 lines
4.3 KiB
Bash
143 lines
4.3 KiB
Bash
#!/usr/bin/env bash
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# Copyright 2013 Frank Liepold / 1&1 Internet AG
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#
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# Email: frank.liepold@1und1.de
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#####################################################################
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function make_mars_prepare
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{
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if [ -n "$make_mars_save_boot_configuration" ];then
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eval $make_mars_save_boot_configuration "make_mars_restore_id"
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echo " saved current boot configuration (id=$make_mars_restore_id)"
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fi
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}
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function make_mars_finish
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{
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if [ -n "$make_mars_restore_boot_configuration" ];then
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if [ -z "$make_mars_restore_id" ];then
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lib_exit 1 "boot configuration has not been saved"
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fi
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eval $make_mars_restore_boot_configuration $make_mars_restore_id
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echo " $BASH_SOURCE:$LINENO: restored current boot configuration (id=$make_mars_restore_id)"
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fi
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}
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function make_mars_run
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{
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local src_dirs dir
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declare -A src_dirs
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src_dirs["mars"]=$make_mars_src_directory
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src_dirs["kernel"]=$make_mars_kernel_src_directory
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for dir in ${src_dirs[@]};do
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if [ ! -d "$dir" ];then
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lib_exit 1 "src directory $dir not found"
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fi
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done
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make_mars_build_link ${src_dirs["mars"]} ${src_dirs["kernel"]} \
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$make_mars_build_link
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make_mars_check_kconfig_file ${src_dirs["kernel"]}/$make_mars_kconfig_file
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make_mars_check_block_makefile ${src_dirs["kernel"]}/$make_mars_block_makefile
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lib_vmsg " call to make in ${src_dirs["kernel"]}"
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cd ${src_dirs["kernel"]} || lib_exit 1
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# accept all default values
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yes ""$'\n'"" | make oldconfig || lib_exit 1
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make -j8 || lib_exit 1
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main_error_recovery_functions["grub_restore_boot_configuration"]=1
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sudo make install modules_install || lib_exit 1
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make_mars_check_install
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local kernel_release
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kernel_release=$(make_mars_get_kernel_release) || lib_exit 1
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sudo depmod "$kernel_release" || lib_exit 1
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}
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function make_mars_get_kernel_release
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{
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local file_name=$make_mars_kernel_src_directory/$make_mars_kernel_release_file
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if [ ! -f $file_name ];then
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echo " file $file_name not found" >&2
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exit 1
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fi
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cat $file_name
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}
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function make_mars_check_install
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{
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local kernel_release
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kernel_release=$(make_mars_get_kernel_release) || lib_exit 1
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modinfo -k "$kernel_release" mars || lib_exit 1
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}
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function make_mars_check_block_makefile
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{
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local block_makefile=$1
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lib_vmsg " updating $block_makefile with CONFIG_MARS"
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if ! grep -w CONFIG_MARS $block_makefile; then
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echo 'obj-$(CONFIG_MARS) += mars/kernel/' >>$block_makefile
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fi
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}
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function make_mars_check_kconfig_file
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{
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local kconfig_file=$1
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if grep "$make_mars_kconfig_replace_text" $kconfig_file >/dev/null; then
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return 0
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fi
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lib_vmsg " inserting $make_mars_kconfig_replace_text in $kconfig_file"
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awk '/^ *if *BLOCK *$/ { in_block = 1 }
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in_block == 1 && /^ *endif/ {
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print " '"$make_mars_kconfig_replace_text"'\n\n"
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in_block = 0
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}
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{ print $0 }
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' < $kconfig_file > $kconfig_file.new || lib_exit 1
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mv $kconfig_file{.new,}
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}
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function make_mars_build_link
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{
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local mars_dir=$1 kernel_dir=$2
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local link=$kernel_dir/$3
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local link_target
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if [ -L $link ];then
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lib_vmsg " removing link $link"
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rm $link || lib_exit 1
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fi
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lib_vmsg " creating link $link -> $mars_dir"
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ln -s $mars_dir $link || lib_exit 1
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link_target=$(readlink $link)
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if [ -z "$link_target" ];then
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lib_exit 1 "cannot read link $link"
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fi
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if [ "$link_target" != "$mars_dir" ];then
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lib_exit 1 "link $link points to $link_target instead of $mars_dir"
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fi
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}
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