<fix>(project): support build on Windows.

1. Optimize the introduction of vmime header files.
2. Disable ExternalProject when using Windows platform.

.gitmodules

@@ -9,7 +9,7 @@
 	url = https://github.com/saturneric/libgpg-error
 [submodule "third_party/vmime"]
 	path = third_party/vmime
-	url = https://github.com/saturneric/vmime
+	url = git://git.codesdream.com//third_party/vmime.git
 [submodule "third_party/json"]
 	path = third_party/json
 	url = https://github.com/saturneric/json
@@ -21,4 +21,4 @@
 	url = https://github.com/saturneric/Qt-AES
 [submodule "third_party/smtp-mime"]
 	path = third_party/smtp-mime
-	url = https://github.com/saturneric/SmtpClient-for-Qt
+	url = git://git.codesdream.com//third_party/smtp-mime.git

CMakeLists.txt

@@ -234,6 +234,7 @@ IF (MINGW)
             /mingw64/include
     )
     link_directories(
+            ${CMAKE_SOURCE_DIR}/lib/mingw
             /mingw64/lib
     )
 endif ()

src/init.cpp

@@ -23,7 +23,6 @@
  */
 
 #include <boost/date_time.hpp>
-#include <vmime/vmime.hpp>
 
 #include "ui/settings/GlobalSettingStation.h"
 

src/ui/CMakeLists.txt

@@ -34,9 +34,12 @@ target_link_libraries(${GPGFRONTEND_UI_LIB_NAME}
         Qt5::Network Qt5::PrintSupport Qt5::Widgets Qt5::Test Qt5::Core)
 
 # link vmime
-if (APPLE)
+if (NOT LINUX)
     target_link_libraries(${GPGFRONTEND_UI_LIB_NAME}
-            gpgfrontend_vmime ssl crypto)
+            gpgfrontend_vmime ssl crypto intl iconv)
+    if(MINGW)
+        target_link_libraries(${GPGFRONTEND_UI_LIB_NAME} ws2_32)
+    endif()
 else ()
     target_link_libraries(${GPGFRONTEND_UI_LIB_NAME}
             gpgfrontend_vmime anl ssl crypto)

src/ui/GpgFrontendUI.h

@@ -25,6 +25,8 @@
 #ifndef GPGFRONTEND_GPGFRONTENDUI_H
 #define GPGFRONTEND_GPGFRONTENDUI_H
 
+#include <optional>
+
 #include <QtCore>
 #include <QtNetwork>
 #include <QtPrintSupport>
@@ -44,6 +46,10 @@
 #include <SmtpMime>
 #endif
 
+#define VMIME_STATIC
+#undef VMIME_HAVE_MLANG
+#include <vmime/vmime.hpp>
+
 /**
  * Resources File(s) Path Vars
  */

third_party/CMakeLists.txt

@@ -16,14 +16,17 @@ add_subdirectory(qt-aes)
 set(VMIME_HAVE_MESSAGING_PROTO_SENDMAIL OFF CACHE BOOL "" FORCE)
 set(VMIME_HAVE_SASL_SUPPORT OFF CACHE BOOL "" FORCE)
 set(VMIME_BUILD_STATIC_LIBRARY ON CACHE BOOL "" FORCE)
+set(VMIME_BUILD_SHARED_LIBRARY OFF CACHE BOOL "" FORCE)
 set(VMIME_CHARSETCONV_LIB "iconv" CACHE STRING "" FORCE)
 set(VMIME_TLS_SUPPORT_LIB "openssl" CACHE STRING "" FORCE)
 
 set(VMIME_DIR ${CMAKE_CURRENT_SOURCE_DIR}/vmime)
 set(VMIME_BIN ${CMAKE_CURRENT_BINARY_DIR}/vmime)
-set(VMIME_BIN_STATIC_LIB ${VMIME_BIN}/build/lib/libvmime.a)
+
 set(VMIME_INCLUDES ${VMIME_DIR}/src ${CMAKE_BINARY_DIR}/src/vmime/ ${CMAKE_BINARY_DIR}/src/)
 
+set(VMIME_BIN_STATIC_LIB ${VMIME_BIN}/build/lib/libvmime.a)
+
 add_subdirectory(vmime)
 
 add_library(gpgfrontend_vmime STATIC IMPORTED GLOBAL)
@@ -37,14 +40,19 @@ include(ExternalProject)
 
 # libgpg-error
 
+
+if (NOT MINGW)
     set(GPG_ERROR_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libgpg-error)
     set(GPG_ERROR_BIN ${CMAKE_CURRENT_BINARY_DIR}/libgpg-error)
     set(GPG_ERROR_STATIC_LIB ${GPG_ERROR_BIN}/lib/libgpg-error.a)
     set(GPG_ERROR_INCLUDES ${GPG_ERROR_BIN}/include)
     set(GPG_ERROR_LIBS ${GPG_ERROR_BIN}/lib)
     file(MAKE_DIRECTORY ${GPG_ERROR_INCLUDES})
+else ()
+    find_library(GPG_ERROR_STATIC_LIB libgpg-error.a)
+endif ()
 
-message(STATUS "GPG_ERROR_INCLUDES ${GPG_ERROR_INCLUDES}")
+if (NOT MINGW)
 
     ExternalProject_Add(libgpg-error
             PREFIX ${GPG_ERROR_BIN}
@@ -57,22 +65,31 @@ ExternalProject_Add(libgpg-error
     ExternalProject_Add_Step(libgpg-error autogen
             WORKING_DIRECTORY ${GPG_ERROR_DIR}
             COMMAND ${GPG_ERROR_DIR}/autogen.sh
-        DEPENDERS configure
+            DEPENDERS configure)
-        )
+
+endif ()
 
 add_library(gpg-error STATIC IMPORTED GLOBAL)
+if (NOT MINGW)
     add_dependencies(gpg-error libgpg-error)
-set_target_properties(gpg-error PROPERTIES IMPORTED_LOCATION ${GPG_ERROR_STATIC_LIB})
     set_target_properties(gpg-error PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${GPG_ERROR_INCLUDES})
+endif ()
+set_target_properties(gpg-error PROPERTIES IMPORTED_LOCATION ${GPG_ERROR_STATIC_LIB})
 
 # libassuan
 
+if (NOT MINGW)
     set(ASSUAN_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libassuan)
     set(ASSUAN_BIN ${CMAKE_CURRENT_BINARY_DIR}/libassuan)
     set(ASSUAN_STATIC_LIB ${ASSUAN_BIN}/lib/libassuan.a)
     set(ASSUAN_INCLUDES ${ASSUAN_BIN}/include)
     set(ASSUAN_LIBS ${ASSUAN_BIN}/lib)
     file(MAKE_DIRECTORY ${ASSUAN_INCLUDES})
+else ()
+    find_library(ASSUAN_STATIC_LIB libassuan.a)
+endif ()
+
+if (NOT MINGW)
 
     ExternalProject_Add(libassuan
             PREFIX ${ASSUAN_BIN}
@@ -86,23 +103,32 @@ ExternalProject_Add(libassuan
     ExternalProject_Add_Step(libassuan autogen
             WORKING_DIRECTORY ${ASSUAN_DIR}
             COMMAND ${ASSUAN_DIR}/autogen.sh
-        DEPENDERS configure
+            DEPENDERS configure)
-        )
 
     ExternalProject_Add_StepDependencies(libassuan autogen libgpg-error)
 
+endif ()
+
 add_library(assuan STATIC IMPORTED GLOBAL)
+if (NOT MINGW)
     add_dependencies(assuan libassuan gpg-error)
-set_target_properties(assuan PROPERTIES IMPORTED_LOCATION ${ASSUAN_STATIC_LIB})
     set_target_properties(assuan PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${ASSUAN_INCLUDES})
+endif ()
+set_target_properties(assuan PROPERTIES IMPORTED_LOCATION ${ASSUAN_STATIC_LIB})
 
 # gpgme
 
+if (NOT MINGW)
     set(GPGME_DIR ${CMAKE_CURRENT_SOURCE_DIR}/gpgme)
     set(GPGME_BIN ${CMAKE_CURRENT_BINARY_DIR}/gpgme)
     set(GPGME_STATIC_LIB ${GPGME_BIN}/lib/libgpgme.a)
     set(GPGME_INCLUDES ${GPGME_BIN}/include)
     file(MAKE_DIRECTORY ${GPGME_INCLUDES})
+else ()
+    find_library(GPGME_STATIC_LIB libgpgme.a)
+endif ()
+
+if (NOT MINGW)
 
     ExternalProject_Add(libgpgme
             PREFIX ${GPGME_BIN}
@@ -119,15 +145,18 @@ ExternalProject_Add(libgpgme
     ExternalProject_Add_Step(libgpgme autogen
             WORKING_DIRECTORY ${GPGME_DIR}
             COMMAND ${GPGME_DIR}/autogen.sh
-        DEPENDERS configure
+            DEPENDERS configure)
-        )
 
     ExternalProject_Add_StepDependencies(libgpgme autogen libassuan libgpg-error)
 
+endif ()
+
 add_library(gpgme STATIC IMPORTED GLOBAL)
+if (NOT MINGW)
 add_dependencies(gpgme libgpgme assuan gpg-error)
-set_target_properties(gpgme PROPERTIES IMPORTED_LOCATION ${GPGME_STATIC_LIB})
 set_target_properties(gpgme PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${GPGME_INCLUDES})
+endif()
+set_target_properties(gpgme PROPERTIES IMPORTED_LOCATION ${GPGME_STATIC_LIB})
 
 if (SMTP_SUPPORT)
     message(STATUS "Build SMTP Support")

third_party/smtp-mime

@@ -1 +1 @@
-Subproject commit 3fa4a0fe5797070339422cf18b5e9ed8dcb91f9c
+Subproject commit 39d6f35ca78327ed2c109e30d630e2ea22363cd6

third_party/vmime

@@ -1 +1 @@
-Subproject commit 23ab2a6a3c927c99bfc1a0bedd94e283c05ca59d
+Subproject commit 0c9dc59b6ff4e612d97cc2103ff948c5cbab0a7c