File list (Check if you may need any files):
test1\build\CMakeFiles\hello.dir\src\main.c.o
.....\.....\..........\.........\...\fun.c.o
.....\.....\..........\CompilerIdC\CMakeCCompilerId.c
.....\.....\..........\...........\a.out
.....\.....\..........\...........XX\CMakeCXXCompilerId.cpp
.....\.....\..........\.............\a.out
.....\.....\..........\hello.dir\build.make
.....\.....\..........\.........\flags.make
.....\.....\..........\.........\link.txt
.....\.....\..........\.........\cmake_clean.cmake
.....\.....\..........\.........\DependInfo.cmake
.....\.....\..........\.........\progress.make
.....\.....\..........\.........\depend.make
.....\.....\..........\.........\depend.internal
.....\.....\..........\.........\C.includecache
.....\.....\..........\CMakeOutput.log
.....\.....\..........\CMakeSystem.cmake
.....\.....\..........\CMakeCCompiler.cmake
.....\.....\..........\CMakeCXXCompiler.cmake
.....\.....\..........\cmake.check_cache
.....\.....\..........\CMakeDirectoryInformation.cmake
.....\.....\..........\TargetDirectories.txt
.....\.....\..........\progress.marks
.....\.....\..........\Makefile2
.....\.....\..........\Makefile.cmake
.....\.....\..........\CMakeDetermineCompilerABI_C.bin
.....\.....\..........\CMakeDetermineCompilerABI_CXX.bin
.....\.....\CMakeCache.txt
.....\.....\Makefile
.....\.....\cmake_install.cmake
.....\.....\hello
.....\src\my.h
.....\...\fun.c
.....\...\main.c
.....\CMakeLists.txt
.....\build\CMakeFiles\CMakeTmp\CMakeFiles\cmTryCompileExec.dir
.....\.....\..........\........\CMakeFiles
.....\.....\..........\hello.dir\src
.....\.....\..........\CompilerIdC
.....\.....\..........\CompilerIdCXX
.....\.....\..........\CMakeTmp
.....\.....\..........\hello.dir
.....\.....\CMakeFiles
.....\build
.....\src
test1