CMakeLists.txt

   1 cmake_minimum_required(VERSION 2.6)
   2 project(libam7xxx C)
   3
   4 set(PROJECT_DESCRIPTION
   5   "Communication library for Actions Micro AM7XXX based USB projectors and DPFs")
   6
   7 set(PROJECT_VER_MAJOR 0)
   8 set(PROJECT_VER_MINOR 1)
   9 set(PROJECT_VER_PATCH 2)
  10 set(PROJECT_VER_EXTRA "")
  11 set(PROJECT_VER
  12   "${PROJECT_VER_MAJOR}.${PROJECT_VER_MINOR}.${PROJECT_VER_PATCH}${PROJECT_VER_EXTRA}")
  13 set(PROJECT_APIVER
  14   "${PROJECT_VER_MAJOR}.${PROJECT_VER_MINOR}")
  15
  16 set(CMAKE_MODULE_PATH
  17   ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules/")
  18
  19 OPTION(STRICT_COMPILATION_CHECKS "Enable stricter compilation checks" OFF)
  20
  21 include (MaintenanceTools)
  22
  23 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)
  24 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib)
  25 set(DOC_OUTPUT_PATH ${CMAKE_BINARY_DIR}/doc)
  26
  27 # Because cmake cannot deal sanely with multiline strings. SRSLY?
  28 # See http://www.vtkedge.org/Bug/view.php?id=8362&nbn=8
  29 macro(add_flags var)
  30   string(REPLACE ";" " " _flags "${ARGN}")
  31   set(${var} "${${var}} ${_flags}")
  32 endmacro(add_flags)
  33
  34 if (CMAKE_COMPILER_IS_GNUCC)
  35   add_definitions(-Wall)
  36
  37   # let CFLAGS env override this
  38   if(CMAKE_C_FLAGS STREQUAL "")
  39     set(CMAKE_C_FLAGS "-std=c99 -pedantic -Wall -Wextra")
  40   endif()
  41
  42   add_flags(CMAKE_C_FLAGS
  43     -fvisibility=hidden
  44     -fno-common
  45     -Wall
  46     -Wextra
  47     -Wformat=2
  48     -Winit-self
  49     -Winline
  50     -Wpacked
  51     -Wp,-D_FORTIFY_SOURCE=2
  52     -Wpointer-arith
  53     -Wlarger-than-65500
  54     -Wmissing-declarations
  55     -Wmissing-format-attribute
  56     -Wmissing-noreturn
  57     -Wmissing-prototypes
  58     -Wnested-externs
  59     -Wold-style-definition
  60     -Wredundant-decls
  61     -Wsign-compare
  62     -Wstrict-aliasing=2
  63     -Wstrict-prototypes
  64     -Wswitch-enum
  65     -Wundef
  66     -Wunreachable-code
  67     -Wunsafe-loop-optimizations
  68     -Wwrite-strings
  69     -fstack-protector
  70     --param=ssp-buffer-size=4)
  71 endif()
  72
  73 set(CMAKE_C_FLAGS_DEBUG "-O0 -ggdb -DDEBUG=1")
  74 set(CMAKE_C_FLAGS_RELEASE "-O2")
  75 set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O2 -g")
  76
  77 if (CMAKE_COMPILER_IS_GNUCC)
  78   if (STRICT_COMPILATION_CHECKS)
  79     add_flags(STRICT_FLAGS
  80       -Werror
  81       # NOTE: Vanilla libusb-1.0.8 can't live with -pedantic-errors
  82       -pedantic-errors
  83       # NOTE: GCC >= 4.6 is needed for -Wunused-but-set-variable
  84       -Wunused-but-set-variable)
  85
  86     add_flags(CMAKE_C_FLAGS_DEBUG ${STRICT_FLAGS})
  87     add_flags(CMAKE_C_FLAGS_RELEASE ${STRICT_FLAGS})
  88     add_flags(CMAKE_C_FLAGS_RELWITHDEBINFO ${STRICT_FLAGS})
  89   endif()
  90 endif()
  91
  92 # Add library project
  93 add_subdirectory(src)
  94 add_subdirectory(examples)
  95 add_subdirectory(doc)