bfdh
2021-08-19 10:39:24 +08:00
#!/bin/bash
set -e
#set -x
#脚本说明
#该脚本用于在编译后的 Linux Kernel 目录中找出实际编译的全部.c 文件及其依赖的.h 文件，
#并将结果保存在 files.list 中，可直接导入到 sourceinsight 。
#执行方法：将脚本放到 Linux Kernel 编译目录直接执行即可。
TMPDIR=`mktemp -d`
MASTERDIR="$PWD"
OCMDFILE=$TMPDIR/file.ocmd
TFILE=$TMPDIR/file.t
AFILE=$TMPDIR/file.a
BFILE=$TMPDIR/file.b
CFILE=$TMPDIR/file.c
DFILE=$TMPDIR/file.d
HFILE=$TMPDIR/file.h
function get_header_file_from_ocmd()
{
local prefix=$(echo $MASTERDIR/ | sed 's/\//\\\//g')
oc=$1 #name of input file,input file is mixed content of all .o.cmd file
out=$2 #name of output file
echo "handle ocmd file $oc for header file"
grep -E "\.h)?$" $oc > $out
sed -i -e 's/\.h)$/.h/g' -e "s/^\([^\/]\)/${prefix}\1/g" $out
echo "handle ocmd file $oc for header file done"
}
function merge_result()
{
cat $@ > files.list
echo All .c and .h files are listed in files.list, now you can import them to sourceinsight project.
}
function get_defination_from_ocmd()
{
oc=$1 #name of input file,input file is mixed content of all .o.cmd file
out=$2 #name of output file
echo "handle ocmd file $oc for defination"
rm -fv $out
sort -u $oc > $out
cp -v $out $oc
grep "\-\bD" $oc |awk -F' ' '{for(i=1;i < NF;i++)printf("%s\n", $i);}' |grep "\-\bD"|sed -e "s/\-D/\#define\ /g" -e "s/=/\ /g" -e '/KBUILD_/'d | sort -u > $out
echo "handle ocmd file $oc for defination done"
}
find -name "*.o.cmd" | sed -e '/\.mod\./'d -e '/\.built-in\./d' > $OCMDFILE #no ".*.modmake -j24.cmd" and ".built-in.o.cmd"
cat $OCMDFILE | awk -F '.' '{printf("%s%s%s.c\n", "'$MASTERDIR'", $2, $3)}' > $TFILE #add $MASTERDIR to the start of line
sort -u $TFILE > $CFILE
echo "System:List of C file is in $CFILE"
echo "Mix content of all .o.cmd file"
while read line; do
cat $line
done < $OCMDFILE >> $AFILE
echo "Mix content of all .o.cmd file,done,$counts files has been handled"
echo "Genrate defination file"
cp -v $AFILE $BFILE
get_defination_from_ocmd $BFILE $DFILE
echo "Genrate defination file,done"
echo "System:List of D file is in $DFILE"
echo "Put all unit of information to single line mode"
sed 's/\ /\n/g' $AFILE > $TFILE
echo "Put all unit of information to single line mode,done"
echo "Sort and Uniq all unit of information"
sort -u $TFILE > $AFILE
echo "Sort and Uniq all unit of information,done"
echo "Get all name of header file"
get_header_file_from_ocmd $AFILE $TFILE
echo "Get all name of header file,done"
echo "Sort and Uniq all name of header file"
sort -u $TFILE > $AFILE
echo "Sort and Uniq all name of header file,done"
echo "Delete the name of header file of host"
sed '/^\/usr/d' $AFILE > $HFILE #delete line which start with "/usr",it's host's header file
echo "Delete the name of header file of host,done"
echo "System:List of H file is in $HFILE"
merge_result $CFILE $HFILE
rm -fr $TMPDIR
补充：如果不删 TMPDIR，还可以在 file.d 文件中查看通过命令行 /Makefile 传递进去的宏定义。