简单搭建内核调试环境--N 附录[完善第二个文件系统]

跳转到目录　点这里　

pacman -Fl objdump
pacman -Fy objdump
pacman -Ql objdump
yay -S objdump
yaourt -S objdump
sudo pacman objdump
objdump -x xxx.so | grep NEEDED
objdump -x gdb | grep NEEDED

根据　objdump　命令查找本地可执行文件依赖库，复制到其它目录

[hun-hh data]# cat bin.list 
/usr/bin/gdb
/usr/bin/gdbserver
/usr/bin/make
/usr/bin/gcc
---------------
[hun-hh data]# cat find_so.sh 
findobjdump_tree()
{
     rm -rf so.list
     rm -rf so.over
     cat $1 > so.list
     while (($((`cat so.list | wc -l`))!=0))
     do
      cat so.list |sort -k 2n|uniq |while read so
      do  
            objdump -x $so | grep NEEDED |awk '{print $2}'|xargs -i grep {} so.txt >>so.list
            echo $so |sed 's/^.*[/]//g'|xargs -i sed -i "/{}/d" so.list
            echo $so >> so.over
      done  
     done  
     rm -rf so.list
     cat so.over
     rm -rf mk_alldir
     rm -rf cp_allfile
     cat so.over |xargs -i echo mkdir -p /kernel-debug/data/mylib{} |sed 's/[/][^/]*$//g' >> mk_alldir
     cat so.over |xargs -i echo cp -daf {} /kernel-debug/data/mylib{} |sed 's/[/][^/]*$//g' >> cp_allfile
     cat mk_alldir|sort -k 2n|uniq | sh
     cat cp_allfile|sort -k 2n|uniq | sh
     rm -rf mk_alldir
     rm -rf cp_allfile
     rm -rf so.over
}
findobjdump_tree $1
------
[hun-hh data]# cat install.sh 
rm -rf ./mylib
alias cp='cp'
find /lib/* /lib64/* /usr/* > /kernel-debug/data/so.txt 
find /lib/* /lib64/* /usr/* -type d > all_lib
cat bin.list | sed 's/^.*///g'|xargs -i grep {} all_lib > other_dir
sh find_so.sh bin.list
rm -rf cat mk_other_dir
rm -rf cat cp_other_dir
cat other_dir   |xargs -i echo  mkdir -p /kernel-debug/data/mylib{} |sed 's/[/][][/][^/]*$//g' >> mk_other_dir
cat other_dir   |xargs -i echo  cp -daf {} /kernel-debug/data/mylib{} |sed 's/[/][^/]*$//g' >> cp_other_dir
cat mk_other_dir|sort -k 2n|uniq|sh
cat cp_other_dir|sort -k 2n|uniq|sh
rm -rf cat mk_other_dir
rm -rf cat cp_other_dir
rm ./all_lib
rm ./other_dir
rm ./so.txt
du -sh ./mylib
-------------------