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.
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diff --git a/sdl2-config.cmake.in b/sdl2-config.cmake.in
index db864aa..75bd8d1 100644
--- a/sdl2-config.cmake.in
+++ b/sdl2-config.cmake.in
@@ -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()