Implement cmake build system

CMakeLists.txt

@@ -0,0 +1,86 @@
+cmake_minimum_required(VERSION 3.12)
+
+project (hermes)
+set(LOGGER_CLASS UnixLogger CACHE STRING "One of UnixLogger, FileLogger or NullLogger")
+
+
+add_executable (hermes
+  ${CMAKE_CURRENT_BINARY_DIR}/Configfile.cpp
+  src/Exception.cpp
+  src/hermes.cpp
+  src/ServerSocket.cpp
+  src/Utils.cpp
+  src/Database.cpp
+  src/Proxy.cpp
+  src/Socket.cpp)
+
+if(WIN32)
+  set(SOURCES ${SOURCES}
+    src/FileLogger.cpp
+    src/win32-service.cpp)
+  target_compile_definitions(hermes PRIVATE WIN32)
+endif()
+
+target_compile_definitions(hermes PRIVATE LOGGER_CLASS=${LOGGER_CLASS})
+target_sources(hermes PRIVATE src/${LOGGER_CLASS}.cpp)
+
+# required dependency sqlite3
+find_library (SQLITE3_LIBRARY NAMES libsqlite3 sqlite3)
+
+# optional dependency libspf2
+find_library (SPF2_LIBRARY NAMES spf2 libspf2)
+if(SPF2_LIB)
+  target_compile_definitions(hermes PRIVATE HAVE_SPF2)
+  target_sources(hermes PRIVATE src/Spf.cpp)
+  set(OPT_DEFS ${OPT_DEFS} -DHAVE_SPF2)
+endif()
+
+# optional dependency openssl
+find_package (OpenSSL)
+if(OPENSSL_FOUND)
+  target_compile_definitions(hermes PRIVATE HAVE_SSL)
+  set(OPT_DEFS ${OPT_DEFS} -DHAVE_SSL)
+endif()
+
+include_directories(
+  ${CMAKE_CURRENT_BINARY_DIR}
+  src)
+
+# generation of various files
+add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/Configfile.cpp
+  COMMAND cpp ${OPT_DEFS} ${CMAKE_CURRENT_SOURCE_DIR}/src/Configfile.tmpl -I
+  ${CMAKE_CURRENT_BINARY_DIR} |
+  ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_config.pl
+  DEPENDS src/Configfile.cpp.in src/Configfile.h.in src/Configfile.tmpl
+  docs/hermes-options.html.in scripts/generate_config.pl)
+
+
+# doxygen
+find_package (Doxygen REQUIRED dot)
+if(DOXYGEN_FOUND)
+  add_custom_target(doc ALL
+    doxygen
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/docs)
+  install(
+    DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/docs/html
+    DESTINATION usr/share/doc/hermes/html)
+endif()
+
+target_link_libraries(hermes
+  ${SQLITE3_LIBRARY}
+  ${OPENSSL_LIBRARIES}
+  ${SPF2_LIBRARY}
+  pthread)
+
+install(TARGETS hermes
+  RUNTIME DESTINATION bin)
+
+install(FILES dists/hermesrc.example
+  DESTINATION etc)
+
+install(FILES
+  dists/hermesrc.example
+  docs/gpl.txt
+  docs/installing-hermes.txt
+  docs/hermes-options.html
+  DESTINATION usr/share/doc/hermes)