fix: fix broken vcpkg builds which were failing because they were trying to compile as static

CMakeLists.txt

@@ -29,11 +29,14 @@ option(DPP_FORMATTERS "Support for C++20 formatters" OFF)
 option(DPP_USE_EXTERNAL_JSON "Use an external installation of nlohmann::json" OFF)
 option(DPP_USE_PCH "Use precompiled headers to speed up compilation" OFF)
 option(AVX_TYPE "Force AVX type for speeding up audio mixing" OFF)
+option(DPP_TEST_VCPKG "Force VCPKG build without VCPKG installed (for development use only!)" OFF)
 
 include(CheckCXXSymbolExists)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 add_compile_definitions(DPP_BUILD)
 
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/colour.cmake")
+
 set(DPP_ROOT_PATH ${CMAKE_CURRENT_SOURCE_DIR})
 
 file(READ "${DPP_ROOT_PATH}/include/dpp/version.h" version_h)
@@ -50,25 +53,29 @@ string(CONCAT DPP_VERSION "${DPP_VERSION_MAJOR}.${DPP_VERSION_MINOR}.${DPP_VERSI
 
 set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH};${DPP_ROOT_PATH}/cmake/")
 
-if (DPP_NO_VCPKG)
-	message("-- INFO: Explicitly disabling VCPKG as running inside the CI action.")
+if (DPP_TEST_VCPKG)
+	message("-- ${Red}DEVELOPER WARNING${ColourReset}: Running in ${Red}VCPKG test mode${ColourReset}: EMULATING A VCPKG BUILD WITHOUT VCPKG")
 else()
-	message("-- INFO: Using VCPKG if detected")
+	if (DPP_NO_VCPKG)
+		message("-- INFO: Explicitly disabling VCPKG as running inside the CI action.")
+	else()
+		message("-- INFO: Using VCPKG if detected")
+	endif()
 endif()
 
 if (WIN32 AND NOT MINGW AND BUILD_SHARED_LIBS)
 	message("-- INFO: Configuring .rc resource script")
 	configure_file("${DPP_ROOT_PATH}/src/dpp/dpp.rc.in" "${DPP_ROOT_PATH}/src/dpp/dpp.rc" NEWLINE_STYLE WIN32)
 endif()
 
-if (NOT DPP_NO_VCPKG AND EXISTS "${_VCPKG_ROOT_DIR}")
+if (DPP_TEST_VCPKG)
 	set(PROJECT_NAME "dpp")
 	project(
-		"${PROJECT_NAME}"
-		VERSION "${DPP_VERSION}"
-		LANGUAGES CXX
-		HOMEPAGE_URL "https://dpp.dev/"
-		DESCRIPTION "An incredibly lightweight C++ Discord library."
+			"${PROJECT_NAME}"
+			VERSION "${DPP_VERSION}"
+			LANGUAGES CXX
+			HOMEPAGE_URL "https://dpp.dev/"
+			DESCRIPTION "An incredibly lightweight C++ Discord library."
 	)
 
 	if (MSVC AND "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
@@ -82,25 +89,47 @@ if (NOT DPP_NO_VCPKG AND EXISTS "${_VCPKG_ROOT_DIR}")
 
 	add_subdirectory(library-vcpkg)
 else()
-	set(PROJECT_NAME "libdpp")
-	project(
-		"${PROJECT_NAME}"
-		VERSION "${DPP_VERSION}"
-		LANGUAGES CXX
-		HOMEPAGE_URL "https://dpp.dev/"
-		DESCRIPTION "An incredibly lightweight C++ Discord library."
-	)
-
-	if (MSVC AND "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
-		set(DPP_CLANG_CL true)
+	if (NOT DPP_NO_VCPKG AND EXISTS "${_VCPKG_ROOT_DIR}")
+		set(PROJECT_NAME "dpp")
+		project(
+			"${PROJECT_NAME}"
+			VERSION "${DPP_VERSION}"
+			LANGUAGES CXX
+			HOMEPAGE_URL "https://dpp.dev/"
+			DESCRIPTION "An incredibly lightweight C++ Discord library."
+		)
+
+		if (MSVC AND "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+			set(DPP_CLANG_CL true)
+		endif()
+
+		# Required before we add any subdirectories.
+		if (DPP_BUILD_TEST)
+			enable_testing(${CMAKE_CURRENT_SOURCE_DIR})
+		endif()
+
+		add_subdirectory(library-vcpkg)
+	else()
+		set(PROJECT_NAME "libdpp")
+		project(
+			"${PROJECT_NAME}"
+			VERSION "${DPP_VERSION}"
+			LANGUAGES CXX
+			HOMEPAGE_URL "https://dpp.dev/"
+			DESCRIPTION "An incredibly lightweight C++ Discord library."
+		)
+
+		if (MSVC AND "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+			set(DPP_CLANG_CL true)
+		endif()
+
+		# Required before we add any subdirectories.
+		if (DPP_BUILD_TEST)
+			enable_testing(${CMAKE_CURRENT_SOURCE_DIR})
+		endif()
+
+		add_subdirectory(library)
 	endif()
-
-	# Required before we add any subdirectories.
-	if (DPP_BUILD_TEST)
-		enable_testing(${CMAKE_CURRENT_SOURCE_DIR})
-	endif()
-
-	add_subdirectory(library)
 endif()
 
 find_package(Filesystem)

library-vcpkg/CMakeLists.txt

@@ -18,14 +18,12 @@
 
 add_compile_definitions(HAVE_VOICE)
 
-file(GLOB THE_SOURCES "${DPP_ROOT_PATH}/src/dpp/events/*.cpp" "${modules_dir}/dpp/voice/enabled/*.cpp" "${DPP_ROOT_PATH}/dpp/dave/*.cpp" "${DPP_ROOT_PATH}/src/dpp/cluster/*.cpp" "${DPP_ROOT_PATH}/src/dpp/*.cpp" "${DPP_ROOT_PATH}/src/dpp/*.rc")
+file(GLOB THE_SOURCES "${DPP_ROOT_PATH}/src/dpp/events/*.cpp" "${DPP_ROOT_PATH}/src/dpp/voice/enabled/*.cpp" "${DPP_ROOT_PATH}/src/dpp/dave/*.cpp" "${DPP_ROOT_PATH}/src/dpp/cluster/*.cpp" "${DPP_ROOT_PATH}/src/dpp/*.cpp" "${DPP_ROOT_PATH}/src/dpp/*.rc")
 
 set(LIB_NAME "${PROJECT_NAME}")
 
-if(WIN32)
-	add_library("${LIB_NAME}" SHARED "${THE_SOURCES}")
-else()
-	add_library("${LIB_NAME}" STATIC "${THE_SOURCES}")
+add_library("${LIB_NAME}" SHARED "${THE_SOURCES}")
+if(NOT WIN32)
 	find_package(Threads REQUIRED)
 endif()
 
@@ -55,15 +53,17 @@ if(WIN32)
 	set(OPENSSL_VERSION "1.1.1f")
 endif()
 
+
+
 target_compile_options(
 	"${LIB_NAME}"
 	PUBLIC
 		"$<$<PLATFORM_ID:Windows>:/bigobj;/Zc:preprocessor>"
 	PRIVATE
 		"$<$<PLATFORM_ID:Windows>:$<$<CONFIG:Debug>:/sdl;/Od;/DEBUG;/MP;/DFD_SETSIZE=1024>>"
 		"$<$<PLATFORM_ID:Windows>:$<$<CONFIG:Release>:/O2;/Oi;/Oy;/GL;/Gy;/sdl;/MP;/DFD_SETSIZE=1024>>"
-		"$<$<PLATFORM_ID:Linux>:$<$<CONFIG:Debug>:-fPIC;-Wall;-Wempty-body;-Wno-psabi;-Wunknown-pragmas;-Wignored-qualifiers;-Wimplicit-fallthrough;-Wmissing-field-initializers;-Wsign-compare;-Wtype-limits;-Wuninitialized;-Wshift-negative-value;-pthread;-g;-Og;-fPIC>>"
-		"$<$<PLATFORM_ID:Linux>:$<$<CONFIG:Release>:-fPIC;-Wall;-Wempty-body;-Wno-psabi;-Wunknown-pragmas;-Wignored-qualifiers;-Wimplicit-fallthrough;-Wmissing-field-initializers;-Wsign-compare;-Wtype-limits;-Wuninitialized;-Wshift-negative-value;-pthread;-O3;-fPIC>>"
+		"$<$<PLATFORM_ID:Linux>:$<$<CONFIG:Debug>:-fPIC;-Wall;-Wempty-body;-Wno-deprecated-declarations;-Wno-psabi;-Wunknown-pragmas;-Wignored-qualifiers;-Wimplicit-fallthrough;-Wmissing-field-initializers;-Wsign-compare;-Wtype-limits;-Wuninitialized;-Wshift-negative-value;-pthread;-g;-Og;-fPIC>>"
+		"$<$<PLATFORM_ID:Linux>:$<$<CONFIG:Release>:-fPIC;-Wall;-Wempty-body;-Wno-deprecated-declarations;-Wno-psabi;-Wunknown-pragmas;-Wignored-qualifiers;-Wimplicit-fallthrough;-Wmissing-field-initializers;-Wsign-compare;-Wtype-limits;-Wuninitialized;-Wshift-negative-value;-pthread;-O3;-fPIC>>"
 		"${AVX_FLAG}"
 )
 
@@ -82,6 +82,7 @@ target_include_directories(
 	"$<INSTALL_INTERFACE:include>"
 )
 
+find_package(OpenSSL REQUIRED)
 add_subdirectory("${DPP_ROOT_PATH}/mlspp" "mlspp")
 include_directories("${DPP_ROOT_PATH}/mlspp/include")
 include_directories("${DPP_ROOT_PATH}/mlspp/lib/bytes/include")
@@ -99,8 +100,12 @@ target_link_options(
 )
 
 find_package(nlohmann_json CONFIG REQUIRED)
-find_package(OpenSSL REQUIRED)
-find_package(Opus CONFIG REQUIRED)
+if (DPP_TEST_VCPKG)
+	include("${CMAKE_CURRENT_SOURCE_DIR}/../cmake/FindOpus.cmake")
+	find_package(Opus REQUIRED)
+else()
+	find_package(Opus CONFIG REQUIRED)
+endif()
 find_package(ZLIB REQUIRED)
 
 target_link_libraries(

library/CMakeLists.txt

@@ -291,8 +291,6 @@ foreach (fullmodname ${subdirlist})
 	endif()
 endforeach()
 
-
-
 target_compile_features(dpp PUBLIC cxx_std_17)
 target_compile_features(dpp PRIVATE cxx_constexpr)
 target_compile_features(dpp PRIVATE cxx_auto_type)

mlspp/CMakeLists.txt

@@ -40,7 +40,7 @@ include(CMakePackageConfigHelpers)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
-  add_compile_options(-Wall)
+  add_compile_options(-Wall -fPIC)
 elseif(MSVC)
   add_compile_options(/W2)
   add_definitions(-DWINDOWS)