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cmake: add library directories & pthread to imported targets of sdl2-config.cmake 

This fixes linking to SDL2::SDL2-static on systems where external libraries such as X11 are not in a standard location.
Pthread also needs special care.
This commit is contained in:
Anonymous Maarten 2022-08-21 04:03:32 +02:00 committed by Sam Lantinga
parent 8fb1b50a9e
commit 996eb2edb3
1 changed files with 16 additions and 6 deletions
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22
sdl2-config.cmake.in
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@ -39,18 +39,25 @@ unset(bindir)
unset(libdir)
unset(includedir)
set(_sdl2_libraries "@SDL_LIBS@")
set(_sdl2_static_private_libs "@SDL_STATIC_LIBS@")
set(_sdl2_libraries_in "@SDL_LIBS@")
set(_sdl2_static_private_libs_in "@SDL_STATIC_LIBS@")
# Convert _sdl2_libraries to list and keep only libraries
string(REGEX MATCHALL "-[lm]([-a-zA-Z0-9._]+)" _sdl2_libraries "${_sdl2_libraries}")
# Convert _sdl2_libraries to list and keep only libraries + library directories
string(REGEX MATCHALL "-[lm]([-a-zA-Z0-9._]+)" _sdl2_libraries "${_sdl2_libraries_in}")
string(REGEX REPLACE "^-l" "" _sdl2_libraries "${_sdl2_libraries}")
string(REGEX REPLACE ";-l" ";" _sdl2_libraries "${_sdl2_libraries}")
string(REGEX MATCHALL "-L([-a-zA-Z0-9._/]+)" _sdl2_libdirs "${_sdl2_libraries_in}")
string(REGEX REPLACE "^-L" "" _sdl2_libdirs "${_sdl2_libdirs}")
string(REGEX REPLACE ";-L" ";" _sdl2_libdirs "${_sdl2_libdirs}")
list(APPEND _sdl2_libdirs "${SDL2_LIBDIR}")
# Convert _sdl2_static_private_libs to list and keep only libraries
string(REGEX MATCHALL "(-[lm]([-a-zA-Z0-9._]+))|(-Wl,[^ ]*framework[^ ]*)" _sdl2_static_private_libs "${_sdl2_static_private_libs}")
# Convert _sdl2_static_private_libs to list and keep only libraries + library directories
string(REGEX MATCHALL "(-[lm]([-a-zA-Z0-9._]+))|(-Wl,[^ ]*framework[^ ]*)|(-pthread)" _sdl2_static_private_libs "${_sdl2_static_private_libs_in}")
string(REGEX REPLACE "^-l" "" _sdl2_static_private_libs "${_sdl2_static_private_libs}")
string(REGEX REPLACE ";-l" ";" _sdl2_static_private_libs "${_sdl2_static_private_libs}")
string(REGEX MATCHALL "-L([-a-zA-Z0-9._/]+)" _sdl2_static_private_libdirs "${_sdl2_static_private_libs_in}")
string(REGEX REPLACE "^-L" "" _sdl2_static_private_libdirs "${_sdl2_static_private_libdirs}")
string(REGEX REPLACE ";-L" ";" _sdl2_static_private_libdirs "${_sdl2_static_private_libdirs}")
if(_sdl2_libraries MATCHES ".*SDL2main.*")
list(INSERT SDL2_LIBRARIES 0 SDL2::SDL2main)
@ -103,6 +110,7 @@ if(WIN32)
set_target_properties(SDL2::SDL2 PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_IMPLIB "${_sdl2_implib}"
IMPORTED_LOCATION "${_sdl2_dll}"
@ -122,6 +130,7 @@ else()
set_target_properties(SDL2::SDL2 PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${_sdl2_shared}"
)
@ -142,6 +151,7 @@ if(EXISTS "${_sdl2_static}")
IMPORTED_LOCATION "${_sdl2_static}"
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_sdl2_link_libraries};${_sdl2_static_private_libs}"
INTERFACE_LINK_DIRECTORIES "${_sdl2_libdirs};${_sdl2_static_private_libdirs}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
)
endif()