libs/gil/test/header/CMakeLists.txt

   1 #
   2 # Copyright (c) 2018 Mateusz Loskot <mateusz at loskot dot net>
   3 #
   4 # Distributed under the Boost Software License, Version 1.0.
   5 # (See accompanying file LICENSE_1_0.txt or copy at
   6 # http://www.boost.org/LICENSE_1_0.txt)
   7 #
   8
   9 # List headers in order: concepts, core, io, extensions
  10 file(GLOB_RECURSE _hpp_concepts RELATIVE
  11   "${CMAKE_SOURCE_DIR}/include/boost/gil"
  12   "${CMAKE_SOURCE_DIR}/include/boost/gil/concepts/*.hpp")
  13 list(APPEND _headers ${_hpp_concepts})
  14
  15 file(GLOB _hpp_core RELATIVE
  16   "${CMAKE_SOURCE_DIR}/include/boost/gil"
  17   "${CMAKE_SOURCE_DIR}/include/boost/gil/*.hpp")
  18 list(APPEND _headers ${_hpp_core})
  19
  20 list(APPEND _ext_dirs extension/dynamic_image/)
  21 if(GIL_ENABLE_EXT_NUMERIC)
  22   list(APPEND _ext_dirs extension/numeric)
  23 endif()
  24 if(GIL_ENABLE_EXT_TOOLBOX)
  25   list(APPEND _ext_dirs extension/toolbox)
  26 endif()
  27 if(GIL_ENABLE_EXT_IO)
  28   list(APPEND _ext_dirs io)
  29   list(APPEND _ext_dirs extension/io)
  30 endif()
  31
  32 foreach(_dir ${_ext_dirs})
  33   file(GLOB_RECURSE _hpp RELATIVE
  34     "${CMAKE_SOURCE_DIR}/include/boost/gil"
  35     "${CMAKE_SOURCE_DIR}/include/boost/gil/${_dir}/*.hpp")
  36   list(APPEND _headers ${_hpp})
  37 endforeach()
  38
  39 if(NOT GIL_ENABLE_EXT_IO_RAW)
  40   list(FILTER _headers EXCLUDE REGEX "\\/raw[\\.\\/]")
  41 endif()
  42
  43 #-----------------------------------------------------------------------------
  44 # Target: test_headers_self_contained
  45 # Bundles all targets of self-contained header tests,
  46 # functional equivalent to self-contained header tests defined in Jamfile.
  47 #-----------------------------------------------------------------------------
  48 message(STATUS "Boost.GIL: Configuring self-contained header tests for all headers")
  49 add_custom_target(test_headers_self_contained)
  50
  51 file(READ ${CMAKE_CURRENT_LIST_DIR}/main.cpp _main_content)
  52
  53 foreach(_header ${_headers})
  54   string(REPLACE ".hpp" "" _target ${_header})
  55   string(REPLACE "/" "-" _target ${_target})
  56   set(_cpp ${CMAKE_BINARY_DIR}/test/headers/${_target}.cpp)
  57   set(_target test_header_${_target})
  58
  59   string(REPLACE "BOOST_GIL_TEST_HEADER" "${_header}" _content "${_main_content}")
  60   file(WRITE ${_cpp} "${_content}")
  61   unset(_content)
  62
  63   add_executable(${_target})
  64
  65   target_sources(${_target}
  66     PRIVATE
  67       ${_cpp}
  68       ${CMAKE_SOURCE_DIR}/include/boost/gil/${_header})
  69   unset(_cpp)
  70
  71   target_link_libraries(${_target}
  72     PRIVATE
  73       gil_compile_options
  74       gil_include_directories
  75       gil_dependencies)
  76
  77   add_dependencies(test_headers_self_contained ${_target})
  78
  79   unset(_target)
  80 endforeach()
  81
  82 #-----------------------------------------------------------------------------
  83 # Target: test_headers_all_in_one
  84 # Verifies compilation of all headers included in one translation unit.
  85 # An extra advantage is that such translation unit can be analysed with clang-tidy, etc.
  86 #-----------------------------------------------------------------------------
  87 message(STATUS "Boost.GIL: Configuring all-in-one headers test for all headers")
  88
  89 set(_cpp ${CMAKE_BINARY_DIR}/test/headers/test_headers_all_in_one.cpp)
  90 file(WRITE ${_cpp} "// All headers included in one translation unit\n")
  91 foreach(_header ${_headers})
  92   file(APPEND ${_cpp} "#include <boost/gil/${_header}>\n")
  93 endforeach()
  94 unset(_headers)
  95 file(APPEND ${_cpp} "int main() { return 0; }\n")
  96
  97 add_executable(test_headers_all_in_one)
  98
  99 target_sources(test_headers_all_in_one PRIVATE ${_cpp})
 100 unset(_cpp)
 101
 102 target_link_libraries(test_headers_all_in_one
 103   PRIVATE
 104     gil_compile_options
 105     gil_include_directories
 106     gil_dependencies)