vmlinux, vmlinux.bin, bzImage

cd  /bal/linux-stable/
file  vmlinux
#vmlinux: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), statically linked, BuildID[sha1]=b99bbd9dda1ec2751da246d4a7ae4e6fcf7d789b, not stripped
#文件大小 20MB, 19940148Bfile arch/x86/boot/compressed/vmlinux.bin
#arch/x86/boot/compressed/vmlinux.bin: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), statically linked, BuildID[sha1]=b99bbd9dda1ec2751da246d4a7ae4e6fcf7d789b, stripped
#文件大小 14MB, 13706624Bfile  arch/x86/boot/vmlinux.bin
#arch/x86/boot/vmlinux.bin: data
#文件大小 6.5MB, 6752568Bfile  arch/x86/boot/bzImage 
#arch/x86/boot/bzImage: Linux kernel x86 boot executable bzImage, version 4.14.332+ (z@shinelon) #1 SMP Sat Jan 6 19:26:05 CST 2024, RO-rootFS, swap_dev 0X6, Normal VGA
#文件大小 6.5MB , 6767424B

cmake 比较两次记录的所有变量差异

运行效果：

find_package(Clang REQUIRED CONFIG)一共新增了约79个cmake变量，如下：

保存cmake当前变量们并与上次变量们比较，第【64】行，退出码：【0】， 标准输出: 【比较命令：‘diff /tmp/cmake_vars_1200 /tmp/cmake_vars_1201’ , 差异行数：79 /tmp/cmake_vars_diff_1200_1201】， 错误输出:【】

例子 文件 CMakeLists.txt

#文件名: CMakeLists.txt
#...
save_cmake_vars__cur_diff_prev(${CMAKE_CURRENT_LIST_LINE})
find_package(Clang REQUIRED CONFIG)
save_cmake_vars__cur_d