Generate proxy exports on demand

.idea/runConfigurations/linux_exports_generator__32_.xml

@@ -0,0 +1,7 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="linux_exports_generator [32]" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="--input_libs_glob $ProjectFileDir$/res/steamworks/*/binaries/linux32/libsteam_api.so --output_path $ProjectFileDir$/src/generated/32/proxy_exports" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="SmokeAPI" TARGET_NAME="linux_exports_generator" CONFIG_NAME="Debug [32]" RUN_TARGET_PROJECT_NAME="SmokeAPI" RUN_TARGET_NAME="linux_exports_generator">
+    <method v="2">
+      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
+    </method>
+  </configuration>
+</component>

.idea/runConfigurations/linux_exports_generator__64_.xml

@@ -1,5 +1,5 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="linux_exports_generator [64]" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="--input_libs_glob $ProjectFileDir$/res/steamworks/*/binaries/linux64/libsteam_api.so --output_path $CMakeCurrentGenerationDir$/generated/proxy_exports" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="SmokeAPI" TARGET_NAME="linux_exports_generator" CONFIG_NAME="Debug [32]" RUN_TARGET_PROJECT_NAME="SmokeAPI" RUN_TARGET_NAME="linux_exports_generator">
+  <configuration default="false" name="linux_exports_generator [64]" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="--input_libs_glob $ProjectFileDir$/res/steamworks/*/binaries/linux64/libsteam_api.so --output_path $ProjectFileDir$/src/generated/64/proxy_exports" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="SmokeAPI" TARGET_NAME="linux_exports_generator" CONFIG_NAME="Debug [32]" RUN_TARGET_PROJECT_NAME="SmokeAPI" RUN_TARGET_NAME="linux_exports_generator">
     <method v="2">
       <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
     </method>

CMakeLists.txt

@@ -26,8 +26,20 @@ set(SMOKE_API_STATIC_SOURCES
     static/smoke_api/steamclient/steamclient.hpp
 )
 
+set(GENERATED_SOURCES_DIR src/generated/${BITNESS})
+file(MAKE_DIRECTORY ${GENERATED_SOURCES_DIR})
+set(GENERATED_SOURCES
+    ${GENERATED_SOURCES_DIR}/proxy_exports.hpp
+    ${GENERATED_SOURCES_DIR}/proxy_exports.cpp
+)
+
+foreach(SRC IN LISTS GENERATED_SOURCES)
+    file(TOUCH ${SRC})
+endforeach()
+
 set(SMOKE_API_SOURCES
     ${SMOKE_API_STATIC_SOURCES}
+    ${GENERATED_SOURCES}
     src/smoke_api/smoke_api.cpp
     src/smoke_api/smoke_api.hpp
     src/steam_api/virtuals/isteamapps.cpp
@@ -127,11 +139,4 @@ if(WIN32)
 
     # Ignore linker warnings regarding COM-related private exports
     set_target_properties(SmokeAPI PROPERTIES LINK_FLAGS "/ignore:4104")
-else()
-    set_32_and_64(LINUX_DIR linux32 linux64)
-    configure_proxy_exports(
-        TARGET SmokeAPI
-        INPUT_LIBS_GLOB "${CMAKE_SOURCE_DIR}/res/steamworks/*/binaries/${LINUX_DIR}/libsteam_api.so"
-        OUTPUT_NAME "proxy_exports"
-    )
 endif()

src/generated/32/proxy_exports.hpp

@@ -0,0 +1,6 @@
+// Auto-generated header file
+#pragma once
+
+namespace proxy_exports {
+    void init(void* self_lib_handle, void* original_lib_handle);
+}

src/generated/64/proxy_exports.hpp

@@ -0,0 +1,6 @@
+// Auto-generated header file
+#pragma once
+
+namespace proxy_exports {
+    void init(void* self_lib_handle, void* original_lib_handle);
+}

src/smoke_api/smoke_api.cpp

@@ -28,7 +28,11 @@
 #if defined(KB_WIN)
 #include "koalabox/win.hpp"
 #elif defined(KB_LINUX)
-#include "proxy_exports.hpp"
+#if defined(KB_32)
+#include "generated/32/proxy_exports.hpp"
+#else
+#include "generated/64/proxy_exports.hpp"
+#endif
 #endif
 
 // Hooking steam_api has shown itself to be less desirable than steamclient