build: Refactor CMake modules

This moves the CMake build logic out of the source tree and splits it
up into a more modular form. The tests now have a CMakeLists.txt file
in their respective source directory.

Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks>
Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>

5 files changed, 12 insertions, 133 deletions

diff --git a/src/irmd/CMakeLists.txt b/src/irmd/CMakeLists.txt
deleted file mode 100644
index a9584b85..00000000
--- a/src/irmd/CMakeLists.txt
+++ /dev/null
@@ -1,119 +0,0 @@
-include_directories(${CMAKE_CURRENT_SOURCE_DIR})
-include_directories(${CMAKE_CURRENT_BINARY_DIR})
-
-include_directories(${CMAKE_SOURCE_DIR}/include)
-include_directories(${CMAKE_BINARY_DIR}/include)
-
-set(OUROBOROS_CONFIG_DIR /etc/ouroboros CACHE STRING
-  "Configuration directory (should be absolute)")
-
-find_library(LIBTOML_LIBRARIES toml QUIET)
-if (LIBTOML_LIBRARIES)
-  set(DISABLE_CONFIGFILE FALSE CACHE BOOL
-    "Disable configuration file support")
-  if (NOT DISABLE_CONFIGFILE)
-    set(OUROBOROS_CONFIG_FILE irmd.conf CACHE STRING
-      "Name of the IRMd configuration file")
-    set(HAVE_TOML TRUE)
-    message(STATUS "Found TOML C99 library: " ${LIBTOML_LIBRARIES})
-    message(STATUS "Configuration file support enabled")
-    message(STATUS "Configuration directory: ${OUROBOROS_CONFIG_DIR}")
-    set(INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}")
-    configure_file("${CMAKE_SOURCE_DIR}/irmd.conf.in"
-      "${CMAKE_BINARY_DIR}/${OUROBOROS_CONFIG_FILE}.example" @ONLY)
-    install(FILES "${CMAKE_BINARY_DIR}/${OUROBOROS_CONFIG_FILE}.example"
-      DESTINATION "${OUROBOROS_CONFIG_DIR}")
-    install(CODE "
-      if (NOT EXISTS \"${OUROBOROS_CONFIG_DIR}/${OUROBOROS_CONFIG_FILE}\")
-        file(WRITE \"${OUROBOROS_CONFIG_DIR}/${OUROBOROS_CONFIG_FILE}\" \"\")
-      endif()
-    ")
-    unset(INSTALL_DIR)
-    find_path(LIBTOML_INCLUDE toml.h)
-    mark_as_advanced(LIBTOML_LIBRARIES LIBTOML_INCLUDE)
-  else ()
-    message(STATUS "Configuration file support disabled by user")
-    unset(OUROBOROS_CONFIG_FILE CACHE)
-    set(HAVE_TOML FALSE)
-  endif ()
-else ()
-  message(STATUS "Install tomlc99 for config file support")
-  message(STATUS "     https://github.com/cktan/tomlc99")
-  set(LIBTOML_LIBRARIES "")
-  unset(DISABLE_CONFIGFILE CACHE)
-  unset(HAVE_TOML)
-endif ()
-
-set(OUROBOROS_SECURITY_DIR "${OUROBOROS_CONFIG_DIR}/security" CACHE STRING
-  "Security directory holding authentication information")
-set(OUROBOROS_CA_CRT_DIR "${OUROBOROS_SECURITY_DIR}/cacert" CACHE STRING
-  "Directory holding trusted CA certificates")
-set(OUROBOROS_SRV_CRT_DIR "${OUROBOROS_SECURITY_DIR}/server" CACHE STRING
-  "Directory holding trusted CA certificates")
-set(OUROBOROS_CLI_CRT_DIR "${OUROBOROS_SECURITY_DIR}/client" CACHE STRING
-  "Directory holding trusted CA certificates")
-set(OUROBOROS_UNTRUSTED_DIR "${OUROBOROS_SECURITY_DIR}/untrusted" CACHE STRING
-  "Directory holding untrusted intermediate certificates")
-
-set(IRMD_REQ_ARR_TIMEOUT 1000 CACHE STRING
-  "Timeout for an application to respond to a new flow (ms)")
-set(BOOTSTRAP_TIMEOUT 5000 CACHE STRING
-  "Timeout for an IPCP to bootstrap (ms)")
-set(ENROLL_TIMEOUT 20000 CACHE STRING
-  "Timeout for an IPCP to enroll (ms)")
-set(REG_TIMEOUT 20000 CACHE STRING
-  "Timeout for registering a name (ms)")
-set(QUERY_TIMEOUT 200 CACHE STRING
-  "Timeout to query a name with an IPCP (ms)")
-set(CONNECT_TIMEOUT 20000 CACHE STRING
-  "Timeout to connect an IPCP to another IPCP (ms)")
-set(FLOW_ALLOC_TIMEOUT 20000 CACHE STRING
-  "Timeout for a flow allocation response (ms)")
-set(IRMD_MIN_THREADS 8 CACHE STRING
-  "Minimum number of worker threads in the IRMd")
-set(IRMD_ADD_THREADS 8 CACHE STRING
-  "Number of extra threads to start when the IRMD faces thread starvation")
-set(IRMD_PKILL_TIMEOUT 30 CACHE STRING
-  "Number of seconds to wait before sending SIGKILL to subprocesses on exit")
-set(IRMD_KILL_ALL_PROCESSES TRUE CACHE BOOL
-  "Kill all processes on exit")
-set(DEBUG_PROTO_OAP FALSE CACHE BOOL
-  "Add Flow allocation protocol message output to IRMd debug logging")
-
-configure_file("${CMAKE_CURRENT_SOURCE_DIR}/config.h.in"
-  "${CMAKE_CURRENT_BINARY_DIR}/config.h" @ONLY)
-
-set(SOURCE_FILES
-  # Add source files here
-  ipcp.c
-  configfile.c
-  main.c
-  oap.c
-  reg/flow.c
-  reg/ipcp.c
-  reg/proc.c
-  reg/prog.c
-  reg/name.c
-  reg/reg.c
-  )
-
-add_executable (irmd ${SOURCE_FILES})
-
-target_link_libraries (irmd LINK_PUBLIC ouroboros-common
-  ${LIBTOML_LIBRARIES})
-
-if (HAVE_TOML)
-  target_include_directories(irmd PUBLIC ${LIBTOML_INCLUDE})
-endif ()
-
-include(AddCompileFlags)
-if (CMAKE_BUILD_TYPE MATCHES "Debug*")
-  add_compile_flags(irmd -DCONFIG_OUROBOROS_DEBUG)
-endif ()
-
-install(TARGETS irmd RUNTIME DESTINATION ${CMAKE_INSTALL_SBINDIR})
-
-add_subdirectory(reg)
-if(BUILD_TESTS)
-  add_subdirectory(tests)
-endif ()
diff --git a/src/irmd/reg/CMakeLists.txt b/src/irmd/reg/CMakeLists.txt
deleted file mode 100644
index d3844908..00000000
--- a/src/irmd/reg/CMakeLists.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-include_directories(${CMAKE_CURRENT_SOURCE_DIR})
-include_directories(${CMAKE_CURRENT_BINARY_DIR})
-
-include_directories(${CMAKE_SOURCE_DIR}/include)
-include_directories(${CMAKE_BINARY_DIR}/include)
-
-if(BUILD_TESTS)
-  add_subdirectory(tests)
-endif ()
diff --git a/src/irmd/reg/tests/CMakeLists.txt b/src/irmd/reg/tests/CMakeLists.txt
index d2907a93..eb7a1765 100644
--- a/src/irmd/reg/tests/CMakeLists.txt
+++ b/src/irmd/reg/tests/CMakeLists.txt
@@ -1,6 +1,14 @@
 get_filename_component(tmp ".." ABSOLUTE)
 get_filename_component(src_folder "${tmp}" NAME)
 
+# Set include directories for tests
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+include_directories(${CMAKE_CURRENT_BINARY_DIR})
+include_directories(${CMAKE_SOURCE_DIR}/include)
+include_directories(${CMAKE_BINARY_DIR}/include)
+include_directories(${CMAKE_SOURCE_DIR}/src/irmd)
+include_directories(${CMAKE_BINARY_DIR}/src/irmd)
+
 create_test_sourcelist(${src_folder}_tests test_suite.c
   # Add new tests here
   flow_test.c
@@ -29,5 +37,5 @@ endif()
 
 foreach(test ${tests_to_run})
   get_filename_component(test_name ${test} NAME_WE)
-  add_test(irmd/reg/${test_name} ${C_TEST_PATH}/${src_folder}_test ${test_name})
+  add_test(irmd/reg/${test_name} ${CMAKE_CURRENT_BINARY_DIR}/${src_folder}_test ${test_name})
 endforeach(test)
diff --git a/src/irmd/tests/CMakeLists.txt b/src/irmd/tests/CMakeLists.txt
index 5bef0064..a255ca00 100644
--- a/src/irmd/tests/CMakeLists.txt
+++ b/src/irmd/tests/CMakeLists.txt
@@ -8,7 +8,8 @@ create_test_sourcelist(${src_folder}_tests test_suite.c
 )
 
 add_executable(${src_folder}_test ${${src_folder}_tests})
-target_link_libraries(${src_folder}_test ouroboros-common)
+target_link_libraries(${src_folder}_test ouroboros-irm)
+target_include_directories(${src_folder}_test PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/..)
 
 add_dependencies(build_tests ${src_folder}_test)
 
@@ -21,7 +22,7 @@ endif()
 
 foreach(test ${tests_to_run})
   get_filename_component(test_name ${test} NAME_WE)
-  add_test(irmd/${test_name} ${C_TEST_PATH}/${src_folder}_test ${test_name})
+  add_test(irmd/${test_name} ${CMAKE_CURRENT_BINARY_DIR}/${src_folder}_test ${test_name})
 endforeach(test)
 
 set_property(TEST irmd/oap_test PROPERTY SKIP_RETURN_CODE 1)
diff --git a/src/irmd/tests/oap_test.c b/src/irmd/tests/oap_test.c
index 4e7fb2d1..a5f9c706 100644
--- a/src/irmd/tests/oap_test.c
+++ b/src/irmd/tests/oap_test.c
@@ -19,8 +19,6 @@
  * Foundation, Inc., http://www.fsf.org/about/contact/.
  */
 
-#include "config.h"
-
 #include "oap.c"
 
 #include <ouroboros/random.h>