Detect correct link targets

[susnux]

On Linux sometime the correct libraries are not found and used for the build.
E.g. pthread is undefined (undefined reference), using this will fix that issue:

diff -Nur --no-dereference artoolkitx-1.0.6.1/Source/ARX/ARVideo/CMakeLists.txt new/Source/ARX/ARVideo/CMakeLists.txt
--- artoolkitx-1.0.6.1/Source/ARX/ARVideo/CMakeLists.txt        2020-04-03 06:58:55.000000000 +0200
+++ new/Source/ARX/ARVideo/CMakeLists.txt       2021-03-22 06:55:16.176193800 +0100
@@ -40,24 +40,26 @@
 
 if (USE_CPARAM_SEARCH)
     find_package(CURL REQUIRED)
+    find_package(ZLIB REQUIRED)
     if (NOT ARX_TARGET_PLATFORM_LINUX)
         set(LIBS ${LIBS}
             ${CURL_LIBRARIES}
-            z
+            ${ZLIB_LIBRARIES}
         )
     else()
+       find_package(OpenSSL REQUIRED) 
         set(LIBS ${LIBS}
             ${CURL_LIBRARIES}
-            z
-            crypto
-            ssl
+            ${ZLIB_LIBRARIES}
+            ${OPENSSL_LIBRARIES}
         )
     endif()
     message(${CURL_LIBRARIES})
     # On all platforms except Android, we link to sqlite's library. On Android, we compile include sqlite as source.
     if (NOT ARX_TARGET_PLATFORM_ANDROID)
+       find_package(SQLite3 REQUIRED)
         set(LIBS ${LIBS}
-            sqlite3
+            ${SQLite3_LIBRARIES}
         )
     endif()
     if (ARX_TARGET_PLATFORM_IOS OR ARX_TARGET_PLATFORM_MACOS)
@@ -99,6 +101,7 @@
 if(ARX_TARGET_PLATFORM_LINUX)
     add_subdirectory("Video4Linux2")
     set(DEFINES ${DEFINES} "ARVIDEO_INPUT_DEFAULT_V4L2")
+    set(LIBS ${LIBS} pthread)
     add_subdirectory("libdc1394")
     add_subdirectory("GStreamer")
 endif()

fix-cmake-find-deps.patch.txt