CMake: Remove cotire dependency

CMake now has native unity build support:
https://cmake.org/cmake/help/latest/variable/CMAKE_UNITY_BUILD.html

CMakeLists.txt

@@ -45,8 +45,6 @@ fairmq_build_option(BUILD_SDK           "Build the FairMQ controller SDK."
                                          DEFAULT OFF REQUIRES "BUILD_DDS_PLUGIN;BUILD_SDK_COMMANDS")
 fairmq_build_option(BUILD_DOCS          "Build FairMQ documentation."
                                          DEFAULT OFF)
-fairmq_build_option(FAST_BUILD          "Fast production build. Not recommended for development."
-                                         DEFAULT OFF)
 fairmq_build_option(USE_EXTERNAL_GTEST  "Do not use bundled GTest. Not recommended."
                                          DEFAULT OFF)
 fairmq_build_option(FAIRMQ_DEBUG_MODE   "Compile in debug mode (may decrease performance)."
@@ -55,10 +53,6 @@ fairmq_build_option(FAIRMQ_DEBUG_MODE   "Compile in debug mode (may decrease per
 
 
 # Dependencies #################################################################
-if(FAST_BUILD)
-  include(cotire)
-endif()
-
 set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
 set(THREADS_PREFER_PTHREAD_FLAG TRUE)
 find_package(Threads REQUIRED)

COPYRIGHT

@@ -11,10 +11,6 @@ Comment: The copyright of individual contributors is documented in the
   Git history.
 License: LGPL-3.0-only
 
-Files: cmake/cotire.cmake
-Copyright: 2012-2018 Sascha Kratky
-License: COTIRE
-
 Files: extern/googletest
 Copyright: 2008, Google Inc.
 License: GOOGLE
@@ -30,28 +26,6 @@ License: MIT
 License: LGPL-3.0-only
   [see LICENSE file]
 
-License: COTIRE
-  Permission is hereby granted, free of charge, to any person
-  obtaining a copy of this software and associated documentation
-  files (the "Software"), to deal in the Software without
-  restriction, including without limitation the rights to use,
-  copy, modify, merge, publish, distribute, sublicense, and/or sell
-  copies of the Software, and to permit persons to whom the
-  Software is furnished to do so, subject to the following
-  conditions:
-
-  The above copyright notice and this permission notice shall be
-  included in all copies or substantial portions of the Software.
-
-  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-  OTHER DEALINGS IN THE SOFTWARE.
-
 License: GOOGLE
   Copyright 2008, Google Inc.
   All rights reserved.

fairmq/CMakeLists.txt

@@ -257,39 +257,32 @@ if(BUILD_FAIRMQ)
   #################################
   # define libFairMQ build target #
   #################################
-  if(FAST_BUILD)
+  set(target FairMQ)
-    set(_target FairMQ_)
+  add_library(${target}
-  else()
-    set(_target FairMQ)
-  endif()
-  add_library(${_target}
     ${FAIRMQ_SOURCE_FILES}
     ${FAIRMQ_PUBLIC_HEADER_FILES} # for IDE integration
     ${FAIRMQ_PRIVATE_HEADER_FILES} # for IDE integration
   )
-  set_target_properties(${_target} PROPERTIES LABELS coverage)
+  set_target_properties(${target} PROPERTIES LABELS coverage)
-  if(FAST_BUILD)
-    set_target_properties(${_target} PROPERTIES OUTPUT_NAME FairMQ)
-  endif()
 
 
   ############################
   # preprocessor definitions #
   ############################
-  target_compile_definitions(${_target} PUBLIC BOOST_ERROR_CODE_HEADER_ONLY)
+  target_compile_definitions(${target} PUBLIC BOOST_ERROR_CODE_HEADER_ONLY)
   if(FAIRMQ_DEBUG_MODE)
-    target_compile_definitions(${_target} PUBLIC FAIRMQ_DEBUG_MODE)
+    target_compile_definitions(${target} PUBLIC FAIRMQ_DEBUG_MODE)
   endif()
   if(BUILD_OFI_TRANSPORT)
-    target_compile_definitions(${_target} PRIVATE BUILD_OFI_TRANSPORT)
+    target_compile_definitions(${target} PRIVATE BUILD_OFI_TRANSPORT)
   endif()
-  target_compile_definitions(${_target} PUBLIC FAIRMQ_HAS_STD_FILESYSTEM=${FAIRMQ_HAS_STD_FILESYSTEM})
+  target_compile_definitions(${target} PUBLIC FAIRMQ_HAS_STD_FILESYSTEM=${FAIRMQ_HAS_STD_FILESYSTEM})
 
 
   #######################
   # include directories #
   #######################
-  target_include_directories(${_target}
+  target_include_directories(${target}
     PUBLIC # consumers inherit public include directories
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
     $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}>
@@ -307,12 +300,8 @@ if(BUILD_FAIRMQ)
       Boost::container
     )
   endif()
-  set(optional_deps ${OFI_DEPS})
-  if(optional_deps)
-    list(REMOVE_DUPLICATES optional_deps)
-  endif()
 
-  target_link_libraries(${_target}
+  target_link_libraries(${target}
     INTERFACE # only consumers link against interface dependencies
     Boost::container
 
@@ -333,27 +322,12 @@ if(BUILD_FAIRMQ)
     PicoSHA2
     ${OFI_DEPS}
   )
-  set_target_properties(${_target} PROPERTIES
+  set_target_properties(${target} PROPERTIES
     VERSION ${PROJECT_VERSION}
     SOVERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}"
   )
 
 
-  ##############
-  # fast build #
-  ##############
-  if(FAST_BUILD)
-    set_target_properties(${_target} PROPERTIES
-      COTIRE_UNITY_TARGET_NAME "FairMQ"
-      # COTIRE_ENABLE_PRECOMPILED_HEADER FALSE
-      EXCLUDE_FROM_ALL TRUE
-    )
-    cotire(${_target})
-    set_target_properties(FairMQ PROPERTIES EXCLUDE_FROM_ALL FALSE)
-    set_target_properties(FairMQ PROPERTIES LABELS coverage)
-  endif()
-
-
   ###############
   # executables #
   ###############