Structure CMake build like the others

Do this by separating out a `src/CMakeLists.txt`.

Author: Ericson2314

CMakeLists.txt

@@ -2,26 +2,12 @@ cmake_minimum_required(VERSION 3.5)
 
 project(patchelf)
 
-include(GNUInstallDirs)
-
-set(CMAKE_CXX_STANDARD 17)
-set(CMAKE_CXX_EXTENSIONS OFF)
-
-set(PAGESIZE 4096)
-
-set(ADDITIONAL_HEADERS src/elf.h)
-
-set(SOURCES src/patchelf.cc)
-
 file(READ version VERSION)
 
-add_executable(${PROJECT_NAME} ${SOURCES} ${ADDITIONAL_HEADERS})
-
-target_compile_definitions(
-  patchelf PRIVATE PAGESIZE=${PAGESIZE}
-                   PACKAGE_STRING="patchelf ${VERSION_STRING}")
+include(GNUInstallDirs)
 
-install(TARGETS patchelf RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+add_subdirectory(src)
+# add_subdirectory(tests) # TODO
 
 install(FILES patchelf.1 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
 

flake.nix

@@ -39,12 +39,14 @@
         (lib.fileset.difference ./src (
           lib.fileset.unions [
             ./src/Makefile.am
+            ./src/CMakeLists.txt
             ./src/meson.build
           ]
         ))
         (lib.fileset.difference ./tests (
           lib.fileset.unions [
             ./tests/Makefile.am
+            #./tests/CMakeLists.txt
             #./tests/meson.build
           ]
         ))
@@ -61,12 +63,15 @@
 
       cmakeSrcFiles = [
         ./CMakeLists.txt
+        ./src/CMakeLists.txt
+        #./tests/CMakeLists.txt
       ];
 
       mesonSrcFiles = [
         ./meson.build
         ./meson.options
         ./src/meson.build
+        #./tests/meson.build
       ];
 
       autotoolsSrc = lib.fileset.toSource {

src/CMakeLists.txt

@@ -0,0 +1,12 @@
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+set(PAGESIZE 4096)
+
+add_executable(${PROJECT_NAME} patchelf.cc elf.h patchelf.h)
+
+target_compile_definitions(
+  patchelf PRIVATE PAGESIZE=${PAGESIZE}
+                   PACKAGE_STRING="patchelf ${VERSION_STRING}")
+
+install(TARGETS patchelf RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})