From 6347b5cbb4caece0d6f2570cb16e09b9d04ce3b3 Mon Sep 17 00:00:00 2001
From: Weiyi Wang <wwylele@gmail.com>
Date: Tue, 29 Jan 2019 17:38:18 -0500
Subject: [PATCH] Remove libzmq submodule

---
 .gitmodules              |  6 ---
 externals/CMakeLists.txt | 95 ----------------------------------------
 externals/cppzmq         |  1 -
 externals/libzmq         |  1 -
 src/core/CMakeLists.txt  |  4 --
 5 files changed, 107 deletions(-)
 delete mode 160000 externals/cppzmq
 delete mode 160000 externals/libzmq

diff --git a/.gitmodules b/.gitmodules
index b0e5a858c..b43a910ab 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -37,12 +37,6 @@
 [submodule "discord-rpc"]
     path = externals/discord-rpc
     url = https://github.com/discordapp/discord-rpc.git
-[submodule "externals/libzmq"]
-    path = externals/libzmq
-    url = https://github.com/zeromq/libzmq
-[submodule "externals/cppzmq"]
-    path = externals/cppzmq
-    url = https://github.com/zeromq/cppzmq
 [submodule "cpp-jwt"]
     path = externals/cpp-jwt
     url = https://github.com/arun11299/cpp-jwt.git
diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt
index 55bf4f8c4..ae92ce861 100644
--- a/externals/CMakeLists.txt
+++ b/externals/CMakeLists.txt
@@ -100,98 +100,3 @@ if (ENABLE_WEB_SERVICE)
     add_library(cpp-jwt INTERFACE)
     target_include_directories(cpp-jwt INTERFACE ./cpp-jwt/include)
 endif()
-
-if (ENABLE_SCRIPTING)
-    # ZeroMQ
-    # libzmq includes its own clang-format target, which conflicts with the
-    # clang-format in Citra if libzmq is added as a subdirectory. An external
-    # project gets around this issue. Unfortunately, a lot of different
-    # configuration options are required for each different platform. An
-    # attempt was made to use CMake variables where possible, but some
-    # information necessarily had to be repeated. Hopefully there is not
-    # often a need to change anything.
-    if (MINGW)
-        if (${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Windows")
-            set(LIBZMQ_MAKE mingw32-make)
-            set(LIBZMQ_COMPILER "")
-            set(LIBZMQ_TOOLCHAIN_FILE "")
-        else()
-            set(LIBZMQ_MAKE make)
-            set(LIBZMQ_COMPILER -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER};-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER})
-            set(LIBZMQ_TOOLCHAIN_FILE -DCMAKE_TOOLCHAIN_FILE=${PROJECT_SOURCE_DIR}/CMakeModules/MinGWCross.cmake)
-        endif()
-        ExternalProject_Add(libzmq-external
-            SOURCE_DIR ./libzmq
-            CMAKE_ARGS -DWITH_PERF_TOOL=OFF;-DZMQ_BUILD_TESTS=OFF;-DENABLE_CPACK=OFF;-DCMAKE_MAKE_PROGRAM=${LIBZMQ_MAKE};-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE};${LIBZMQ_TOOLCHAIN_FILE};${LIBZMQ_COMPILER}
-            BUILD_COMMAND cmake --build ${CMAKE_CURRENT_BINARY_DIR}/libzmq-external-prefix/src/libzmq-external-build --target libzmq-static --config ${CMAKE_BUILD_TYPE}
-            GIT_REPOSITORY https://github.com/zeromq/libzmq
-            GIT_TAG v4.2.5
-            INSTALL_COMMAND "")
-    else()
-        if (MSVC)
-            set(LIBZMQ_COMPILER_FLAGS -DCMAKE_C_FLAGS=/GL-;-DCMAKE_CXX_FLAGS=/GL-)
-        else()
-            set(LIBZMQ_COMPILER_FLAGS "")
-        endif()
-        ExternalProject_Add(libzmq-external
-            SOURCE_DIR ./libzmq
-            CMAKE_ARGS -DCMAKE_MACOSX_RPATH=1;-DCMAKE_OSX_ARCHITECTURES=x86_64;-DWITH_PERF_TOOL=OFF;-DZMQ_BUILD_TESTS=OFF;-DENABLE_CPACK=OFF;-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE};${LIBZMQ_COMPILER_FLAGS}
-            BUILD_COMMAND cmake --build ${CMAKE_CURRENT_BINARY_DIR}/libzmq-external-prefix/src/libzmq-external-build --target libzmq-static --config ${CMAKE_BUILD_TYPE}
-            GIT_REPOSITORY https://github.com/zeromq/libzmq
-            GIT_TAG v4.2.5
-            INSTALL_COMMAND "")
-    endif()
-    set(LIBZMQ_DIR ${CMAKE_CURRENT_BINARY_DIR}/libzmq-external-prefix/src/libzmq-external-build/lib)
-    # On macOS, we need to build a fat static library containing both x86_64 and x86_64h, since macOS
-    # targets specify two architectures in their link command line ("-arch x86_64 -arch x86_64h").
-    if (APPLE)
-        ExternalProject_Add(libzmq-external-h
-            SOURCE_DIR ./libzmq-h
-            CMAKE_ARGS -DCMAKE_MACOSX_RPATH=1;-DCMAKE_OSX_ARCHITECTURES=x86_64h;-DWITH_PERF_TOOL=OFF;-DZMQ_BUILD_TESTS=OFF;-DENABLE_CPACK=OFF;-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-            BUILD_COMMAND cmake --build ${CMAKE_CURRENT_BINARY_DIR}/libzmq-external-h-prefix/src/libzmq-external-h-build --target libzmq-static --config ${CMAKE_BUILD_TYPE}
-            GIT_REPOSITORY https://github.com/zeromq/libzmq
-            GIT_TAG v4.2.5
-            INSTALL_COMMAND "")
-        set(LIBZMQ_H_DIR ${CMAKE_CURRENT_BINARY_DIR}/libzmq-external-h-prefix/src/libzmq-external-h-build/lib)
-
-        add_library(libzmq-external-imported STATIC IMPORTED GLOBAL)
-        add_library(libzmq-external-imported-h STATIC IMPORTED GLOBAL)
-        add_dependencies(libzmq-external-imported libzmq-external)
-        add_dependencies(libzmq-external-imported-h libzmq-external-h)
-    else()
-        add_library(libzmq STATIC IMPORTED GLOBAL)
-        add_dependencies(libzmq libzmq-external)
-    endif()
-    # Set up the imported target properties
-    if (MSVC)
-        set_target_properties(libzmq PROPERTIES IMPORTED_LOCATION ${LIBZMQ_DIR}/${CMAKE_BUILD_TYPE}/libzmq-v141-mt-s-4_2_5${CMAKE_STATIC_LIBRARY_SUFFIX})
-        set_target_properties(libzmq PROPERTIES IMPORTED_LINK_INTERFACE_LIBRARIES iphlpapi${CMAKE_STATIC_LIBRARY_SUFFIX})
-    else()
-        if (APPLE)
-            set_target_properties(libzmq-external-imported PROPERTIES IMPORTED_LOCATION ${LIBZMQ_DIR}/libzmq${CMAKE_STATIC_LIBRARY_SUFFIX})
-            set_target_properties(libzmq-external-imported-h PROPERTIES IMPORTED_LOCATION ${LIBZMQ_H_DIR}/libzmq${CMAKE_STATIC_LIBRARY_SUFFIX})
-        else()
-            set_target_properties(libzmq PROPERTIES IMPORTED_LOCATION ${LIBZMQ_DIR}/libzmq${CMAKE_STATIC_LIBRARY_SUFFIX})
-            if(MINGW)
-                set_target_properties(libzmq PROPERTIES IMPORTED_LINK_INTERFACE_LIBRARIES "ws2_32${CMAKE_STATIC_LIBRARY_SUFFIX};iphlpapi${CMAKE_STATIC_LIBRARY_SUFFIX}")
-            endif()
-        endif()
-    endif()
-    # On macOS, create the combined target
-    if (APPLE)
-        set(LIBZMQ_COMBINED_OUTPUT ${LIBZMQ_DIR}/libzmq_combined${CMAKE_STATIC_LIBRARY_SUFFIX})
-        add_custom_target(libzmq-combined COMMAND lipo -create ${LIBZMQ_DIR}/libzmq${CMAKE_STATIC_LIBRARY_SUFFIX} ${LIBZMQ_H_DIR}/libzmq${CMAKE_STATIC_LIBRARY_SUFFIX} -o ${LIBZMQ_COMBINED_OUTPUT}
-                                          BYPRODUCTS ${LIBZMQ_COMBINED_OUTPUT})
-        add_dependencies(libzmq-combined libzmq-external-imported libzmq-external-imported-h)
-        add_library(libzmq STATIC IMPORTED GLOBAL)
-        set_target_properties(libzmq PROPERTIES IMPORTED_LOCATION ${LIBZMQ_COMBINED_OUTPUT})
-        add_dependencies(libzmq libzmq-combined)
-    endif()
-    # C interface to ZeroMQ
-    add_library(libzmq-headers INTERFACE)
-    target_include_directories(libzmq-headers INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/libzmq/include)
-    # C++ interface to ZeroMQ
-    add_library(cppzmq-headers INTERFACE)
-    target_include_directories(cppzmq-headers INTERFACE ./cppzmq)
-    add_dependencies(cppzmq-headers libzmq)
-endif()
diff --git a/externals/cppzmq b/externals/cppzmq
deleted file mode 160000
index 6aa3ab686..000000000
--- a/externals/cppzmq
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 6aa3ab686e916cb0e62df7fa7d12e0b13ae9fae6
diff --git a/externals/libzmq b/externals/libzmq
deleted file mode 160000
index d062edd8c..000000000
--- a/externals/libzmq
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit d062edd8c142384792955796329baf1e5a3377cd
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 2098a296b..7b1973624 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -462,7 +462,3 @@ if (ARCHITECTURE_x86_64)
     )
     target_link_libraries(core PRIVATE dynarmic)
 endif()
-
-if (ENABLE_SCRIPTING)
-    target_link_libraries(core PUBLIC libzmq-headers cppzmq-headers libzmq)
-endif()