use Conan for extra's dependencies on Windows

conan install src\win32\conanfile.txt --build=missing
cmake -B build .
cmake --build build --config Release --target PACKAGE

CMakeLists.txt

@@ -502,10 +502,6 @@ if(WIN32)
   install(FILES ${Anope_SOURCE_DIR}/src/win32/anope.bat
     DESTINATION ${BIN_DIR}
   )
-
-  # Package any DLLs in src/win/
-  file(GLOB EXTRA_DLLS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} "${Anope_SOURCE_DIR}/src/win32/*.dll")
-  install(FILES ${EXTRA_DLLS} DESTINATION ${BIN_DIR})
 endif(WIN32)
 
 install(CODE "file(REMOVE_RECURSE \"$ENV{DESTDIR}${CMAKE_INSTALL_PREFIX}/${LIB_DIR}/modules\")")

modules/CMakeLists.txt

@@ -3,6 +3,39 @@ if(WIN32)
   add_definitions(-DMODULE_COMPILE)
 endif(WIN32)
 
+# enable extra modules if conan is used
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../conanbuildinfo.cmake")
+  include("${CMAKE_CURRENT_SOURCE_DIR}/../conanbuildinfo.cmake")
+  conan_basic_setup()
+
+  function(enable_extra NAME PACKAGE)
+    if(DEFINED "CONAN_${PACKAGE}_ROOT")
+      message("Enabling the ${NAME} module")
+      # copy the modules out of extra so it gets picked up by build_modules
+      file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/extra/${NAME}.cpp" DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}")
+    else()
+      message("Unable to enable the ${NAME} module (missing library)")
+    endif()
+  endfunction()
+
+  function(copy_extra NAME)
+    file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/extra/${NAME}.cpp" DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}")
+  endfunction()
+
+  enable_extra("m_mysql" "LIBMYSQLCLIENT")
+  enable_extra("m_regex_pcre2" "PCRE2")
+  enable_extra("m_sqlite" "SQLITE3")
+  enable_extra("m_ssl_openssl" "OPENSSL")
+  # these don't actually have extra dependencies, but require a module which does
+  copy_extra("m_sql_authentication")
+  copy_extra("m_sql_log")
+  copy_extra("m_sql_oper")
+
+  # Package extra dlls
+  file(GLOB EXTRA_DLLS "${Anope_SOURCE_DIR}/extradll/bin/*.dll" "${Anope_SOURCE_DIR}/extradll/lib/*.dll")
+  install(FILES ${EXTRA_DLLS} DESTINATION ${BIN_DIR})
+endif()
+
 macro(build_modules SRC)
   if(NOT ${SRC} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR} AND EXISTS "${SRC}/CMakeLists.txt")
     add_subdirectory("${SRC}")

modules/extra/m_regex_pcre2.cpp

@@ -7,7 +7,7 @@
  */
 
 /* RequiredLibraries: pcre2-8 */
-/* RequiredWindowsLibraries: libpcre2-8 */
+/* RequiredWindowsLibraries: pcre2-8 */
 
 #include "module.h"
 

modules/extra/m_ssl_openssl.cpp

@@ -7,7 +7,7 @@
  */
 
 /* RequiredLibraries: ssl,crypto */
-/* RequiredWindowsLibraries: ssleay32,libeay32 */
+/* RequiredWindowsLibraries: libssl,libcrypto */
 
 #include "module.h"
 #include "modules/ssl.h"

src/win32/conanfile.txt

@@ -0,0 +1,18 @@
+[requires]
+libmysqlclient/8.0.31
+openssl/1.1.1t
+pcre2/10.42
+sqlite3/3.41.1
+
+[options]
+libmysqlclient/*:shared=True
+openssl/*:shared=True
+pcre2/*:shared=True
+sqlite3/*:shared=True
+
+[imports]
+., *.dll -> extradll
+., *.lib -> extralib
+
+[generators]
+cmake