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Updated FindSFML.cmake to provide a list of 3rd-party dependencies wh…

…en SFML is linked statically
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commit 4cddde79fe606e22a4327a8ec26ad62fc4a9b7f7 1 parent c06243c
@LaurentGomila LaurentGomila authored
Showing with 135 additions and 27 deletions.
  1. +135 −27 cmake/Modules/FindSFML.cmake
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162 cmake/Modules/FindSFML.cmake
@@ -18,6 +18,9 @@
#
# By default, the dynamic libraries of SFML will be found. To find the static ones instead,
# you must set the SFML_STATIC_LIBRARIES variable to TRUE before calling find_package(SFML ...).
+# Since you have to link yourself all the SFML dependencies when you link it statically, the following
+# additional variables are defined: SFML_XXX_DEPENDENCIES and SFML_DEPENDENCIES (see their detailed
+# description below).
# In case of static linking, the SFML_STATIC macro will also be defined by this script.
# example:
# set(SFML_STATIC_LIBRARIES TRUE)
@@ -40,9 +43,11 @@
# - SFML_XXX_LIBRARY_RELEASE: the name of the release library of the xxx module (set to SFML_XXX_LIBRARY_DEBUG is no release version is found)
# - SFML_XXX_LIBRARY: the name of the library to link to for the xxx module (includes both debug and optimized names if necessary)
# - SFML_XXX_FOUND: true if either the debug or release library of the xxx module is found
-# - SFML_LIBRARIES: the list of all libraries corresponding to the required modules
-# - SFML_FOUND: true if all the required modules are found
-# - SFML_INCLUDE_DIR: the path where SFML headers are located (the directory containing the SFML/Config.hpp file)
+# - SFML_XXX_DEPENDENCIES: the list of libraries the module depends on, in case of static linking
+# - SFML_LIBRARIES: the list of all libraries corresponding to the required modules
+# - SFML_FOUND: true if all the required modules are found
+# - SFML_INCLUDE_DIR: the path where SFML headers are located (the directory containing the SFML/Config.hpp file)
+# - SFML_DEPENDENCIES: the list of libraries SFML depends on, in case of static linking
#
# example:
# find_package(SFML 2 COMPONENTS system window graphics audio REQUIRED)
@@ -61,20 +66,23 @@ if(SFML_STATIC_LIBRARIES)
set(FIND_SFML_LIB_SUFFIX "${FIND_SFML_LIB_SUFFIX}-s")
endif()
+# define the list of search paths for headers and libraries
+set(FIND_SFML_PATHS
+ ${SFML_ROOT}
+ $ENV{SFML_ROOT}
+ ~/Library/Frameworks
+ /Library/Frameworks
+ /usr/local
+ /usr
+ /sw
+ /opt/local
+ /opt/csw
+ /opt)
+
# find the SFML include directory
find_path(SFML_INCLUDE_DIR SFML/Config.hpp
PATH_SUFFIXES include
- PATHS
- ${SFML_ROOT}
- $ENV{SFML_ROOT}
- ~/Library/Frameworks
- /Library/Frameworks
- /usr/local/
- /usr/
- /sw # Fink
- /opt/local/ # DarwinPorts
- /opt/csw/ # Blastwave
- /opt/)
+ PATHS ${FIND_SFML_PATHS})
# check the version number
set(SFML_VERSION_OK TRUE)
@@ -113,17 +121,6 @@ endif()
# find the requested modules
set(SFML_FOUND TRUE) # will be set to false if one of the required modules is not found
-set(FIND_SFML_LIB_PATHS
- ${SFML_ROOT}
- $ENV{SFML_ROOT}
- ~/Library/Frameworks
- /Library/Frameworks
- /usr/local
- /usr
- /sw
- /opt/local
- /opt/csw
- /opt)
foreach(FIND_SFML_COMPONENT ${SFML_FIND_COMPONENTS})
string(TOLOWER ${FIND_SFML_COMPONENT} FIND_SFML_COMPONENT_LOWER)
string(TOUPPER ${FIND_SFML_COMPONENT} FIND_SFML_COMPONENT_UPPER)
@@ -138,13 +135,13 @@ foreach(FIND_SFML_COMPONENT ${SFML_FIND_COMPONENTS})
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG
NAMES ${FIND_SFML_COMPONENT_NAME}-d
PATH_SUFFIXES lib64 lib
- PATHS ${FIND_SFML_LIB_PATHS})
+ PATHS ${FIND_SFML_PATHS})
# release library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE
NAMES ${FIND_SFML_COMPONENT_NAME}
PATH_SUFFIXES lib64 lib
- PATHS ${FIND_SFML_LIB_PATHS})
+ PATHS ${FIND_SFML_PATHS})
if (SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG OR SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE)
# library found
@@ -184,11 +181,122 @@ foreach(FIND_SFML_COMPONENT ${SFML_FIND_COMPONENTS})
set(SFML_LIBRARIES ${SFML_LIBRARIES} "${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY}")
endforeach()
+# in case of static linking, we must also define the list of all the dependencies of SFML libraries
+if(SFML_STATIC_LIBRARIES)
+
+ # detect the OS
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
+ set(FIND_SFML_OS_WINDOWS 1)
+ elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+ set(FIND_SFML_OS_LINUX 1)
+ elseif(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
+ set(FIND_SFML_OS_FREEBSD 1)
+ elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ set(FIND_SFML_OS_MACOSX 1)
+ endif()
+
+ # start with an empty list
+ set(SFML_DEPENDENCIES)
+ set(FIND_SFML_DEPENDENCIES_NOTFOUND)
+
+ # macro that searches for a 3rd-party library
+ macro(find_sfml_dependency output friendlyname)
+ find_library(${output} NAMES ${ARGN} PATHS ${FIND_SFML_PATHS} PATH_SUFFIXES lib)
+ if(${${output}} STREQUAL "${output}-NOTFOUND")
+ unset(output)
+ set(FIND_SFML_DEPENDENCIES_NOTFOUND "${FIND_SFML_DEPENDENCIES_NOTFOUND} ${friendlyname}")
+ endif()
+ endmacro()
+
+ # sfml-system
+ list(FIND SFML_FIND_COMPONENTS "system" FIND_SFML_SYSTEM_COMPONENT)
+ if(NOT ${FIND_SFML_SYSTEM_COMPONENT} EQUAL -1)
+
+ # update the list -- these are only system libraries, no need to find them
+ if(FIND_SFML_OS_LINUX OR FIND_SFML_OS_FREEBSD OR FIND_SFML_OS_MACOSX)
+ set(SFML_SYSTEM_DEPENDENCIES "pthread")
+ endif()
+ if(FIND_SFML_OS_LINUX)
+ set(SFML_SYSTEM_DEPENDENCIES "rt")
+ endif()
+ if(FIND_SFML_OS_WINDOWS)
+ set(SFML_SYSTEM_DEPENDENCIES "winmm")
+ endif()
+ set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_SYSTEM_DEPENDENCIES})
+ endif()
+
+ # sfml-network
+ list(FIND SFML_FIND_COMPONENTS "network" FIND_SFML_NETWORK_COMPONENT)
+ if(NOT ${FIND_SFML_NETWORK_COMPONENT} EQUAL -1)
+
+ # update the list -- these are only system libraries, no need to find them
+ if(FIND_SFML_OS_WINDOWS)
+ set(SFML_NETWORK_DEPENDENCIES "ws2_32")
+ endif()
+ set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_NETWORK_DEPENDENCIES})
+ endif()
+
+ # sfml-window
+ list(FIND SFML_FIND_COMPONENTS "window" FIND_SFML_WINDOW_COMPONENT)
+ if(NOT ${FIND_SFML_WINDOW_COMPONENT} EQUAL -1)
+
+ # find libraries
+ if(FIND_SFML_OS_LINUX)
+ find_sfml_dependency(X11_LIBRARY "X11" X11)
+ find_sfml_dependency(XRANDR_LIBRARY "Xrandr" Xrandr)
+ endif()
+
+ # update the list
+ if(FIND_SFML_OS_WINDOWS)
+ set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "opengl32" "winmm" "gdi32")
+ elseif(FIND_SFML_OS_LINUX OR FIND_SFML_OS_FREEBSD)
+ set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "GL" ${X11_LIBRARY} ${XRANDR_LIBRARY})
+ if(FIND_SFML_OS_FREEBSD)
+ set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "usbhid")
+ endif()
+ elseif(FIND_SFML_OS_MACOSX)
+ set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "GL" "-framework Foundation -framework AppKit -framework IOKit -framework Carbon")
+ endif()
+ set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_WINDOW_DEPENDENCIES})
+ endif()
+
+ # sfml-graphics
+ list(FIND SFML_FIND_COMPONENTS "graphics" FIND_SFML_GRAPHICS_COMPONENT)
+ if(NOT ${FIND_SFML_GRAPHICS_COMPONENT} EQUAL -1)
+
+ # find libraries
+ find_sfml_dependency(FREETYPE_LIBRARY "FreeType" freetype)
+ find_sfml_dependency(GLEW_LIBRARY "GLEW" glew GLEW glew32 glew32s glew64 glew64s)
+ find_sfml_dependency(JPEG_LIBRARY "libjpeg" jpeg)
+
+ # update the list
+ set(SFML_GRAPHICS_DEPENDENCIES ${FREETYPE_LIBRARY} ${GLEW_LIBRARY} ${JPEG_LIBRARY})
+ set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_GRAPHICS_DEPENDENCIES})
+ endif()
+
+ # sfml-audio
+ list(FIND SFML_FIND_COMPONENTS "audio" FIND_SFML_AUDIO_COMPONENT)
+ if(NOT ${FIND_SFML_AUDIO_COMPONENT} EQUAL -1)
+
+ # find libraries
+ find_sfml_dependency(OPENAL_LIBRARY "OpenAL" openal openal32)
+ find_sfml_dependency(SNDFILE_LIBRARY "libsndfile" sndfile)
+
+ # update the list
+ set(SFML_AUDIO_DEPENDENCIES ${OPENAL_LIBRARY} ${SNDFILE_LIBRARY})
+ set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_AUDIO_DEPENDENCIES})
+ endif()
+
+endif()
+
# handle errors
if(NOT SFML_VERSION_OK)
# SFML version not ok
set(FIND_SFML_ERROR "SFML found but version too low (requested: ${SFML_FIND_VERSION}, found: ${SFML_VERSION_MAJOR}.${SFML_VERSION_MINOR})")
set(SFML_FOUND FALSE)
+elseif(SFML_STATIC_LIBRARIES AND FIND_SFML_DEPENDENCIES_NOTFOUND)
+ set(FIND_SFML_ERROR "SFML found but some of its dependencies are missing (${FIND_SFML_DEPENDENCIES_NOTFOUND})")
+ set(SFML_FOUND FALSE)
elseif(NOT SFML_FOUND)
# include directory or library not found
set(FIND_SFML_ERROR "Could NOT find SFML (missing: ${FIND_SFML_MISSING})")
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