Rewrite CMakeLists.txt. Add new targets, bump version

Author: ef1500

CMakeLists.txt

@@ -1,21 +1,102 @@
-cmake_minimum_required(VERSION 3.16)
-project(bbfmux)
+cmake_minimum_required(VERSION 3.20)
+project(libbbf VERSION 3.0.0 LANGUAGES C CXX)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
 
-find_package(Threads REQUIRED)
+find_package(Catch2 3)
 
-add_executable(bbfmux
-    src/bbfenc.cpp
-    src/libbbf.cpp
-    src/xxhash.c
+set( CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin")
+if( NOT CMAKE_BUILD_TYPE )
+    set( CMAKE_BUILD_TYPE Debug)
+endif()
+
+add_library(libbbf
+    src/libbbf.h 
+    src/vend/xxhash.c
+    src/bbfcodec.cpp
+    src/muxer/dedupemap.cpp
+    src/muxer/stringpool.cpp
+    )
+
+add_library(libbbf_shared SHARED
+    src/libbbf.h 
+    src/vend/xxhash.c
+    src/bbfcodec.cpp
+    src/muxer/dedupemap.cpp
+    src/muxer/stringpool.cpp
 )
 
-target_link_libraries(bbfmux PRIVATE Threads::Threads)
+target_include_directories(libbbf PUBLIC 
+    "${CMAKE_CURRENT_SOURCE_DIR}/src"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/vend"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/muxer"
+)
+
+target_include_directories(libbbf_shared PUBLIC 
+    "${CMAKE_CURRENT_SOURCE_DIR}/src"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/vend"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/muxer"
+)
+
+target_compile_definitions(libbbf_shared PRIVATE LIBBBF_EXPORT_SYMBOLS)
+
+add_executable(bbfmux src/muxer/bbfmux.cpp)
+
+target_link_libraries(bbfmux PRIVATE libbbf)
+
+if ( Catch2_FOUND )
+
+    add_executable(bbfbench src/bench/bbfbench.cpp src/bench/miniz.c)
+    target_link_libraries(bbfbench PRIVATE libbbf Catch2::Catch2WithMain)
 
-if(WIN32)
-    target_compile_options(bbfmux PRIVATE -municode)
+    enable_testing()
+    include( Catch )
+    catch_discover_tests( bbfbench )
+
+else()
+    message(WARNING "Catch2 not found! Not building bbfbench.")
+endif()
+
+if(MSVC)
+    target_compile_options(bbfmux PRIVATE /W4 /O2)
+else()
+    target_compile_options(bbfmux PRIVATE -g -Wall -Wextra -Wshadow -Wpedantic -std=gnu++17 -Werror)
 endif()
 
-install(TARGETS bbfmux DESTINATION bin)
+if(EMSCRIPTEN)
+
+    message(STATUS "Configuring for WebAssembly (Emscripten)...")
+
+    add_executable(libbbf_wasm 
+        src/libbbf.h 
+        src/vend/xxhash.c
+        src/bbfcodec.cpp
+        src/muxer/dedupemap.cpp
+        src/muxer/stringpool.cpp
+        src/bind/bbfwasm.cpp
+    )
+
+    target_include_directories(libbbf_wasm PRIVATE 
+        "${CMAKE_CURRENT_SOURCE_DIR}/src"
+        "${CMAKE_CURRENT_SOURCE_DIR}/src/vend"
+        "${CMAKE_CURRENT_SOURCE_DIR}/src/muxer"
+    )
+
+    target_compile_definitions(libbbf_wasm PRIVATE 
+        LIBBBF_EXPORT_SYMBOLS 
+        __EMSCRIPTEN__
+    )
+
+    target_link_options(libbbf_wasm PUBLIC
+        "-s WASM=1"
+        "-s ALLOW_MEMORY_GROWTH=1"
+        "-s FILESYSTEM=1"
+        "-s EXPORTED_RUNTIME_METHODS=['ccall','cwrap','FS']"
+        "-s MODULARIZE=1"
+        "-s EXPORT_NAME='libbbfAPI'"
+    )
+
+    set(CMAKE_EXECUTABLE_SUFFIX ".js")
+endif()