cmake: disable --as-needed for binaries, otherwise ggml.so can't be discovered via RPATH

Author: Acly

CMakeLists.txt

@@ -42,8 +42,9 @@ if(VISP_ASAN)
   endif()
 endif()
 
-# Windows/MSVC specific defaults
+# Platform specific defaults
 
+# Windows
 if(MSVC)
   list(APPEND VISP_COMP_OPTIONS /utf-8)
   list(APPEND VISP_DEFINITIONS _CRT_SECURE_NO_WARNINGS)
@@ -52,6 +53,12 @@ if(MSVC)
     list(APPEND VISP_COMP_OPTIONS /Zi)
     list(APPEND VISP_LINK_OPTIONS /DEBUG)
   endif()
+# Linux
+elseif(UNIX AND NOT APPLE)
+  if(VISP_CI OR VISP_DEV)
+    # Disable omitting dependencies from ELF binaries so they can be found via RPATH
+    list(APPEND VISP_LINK_OPTIONS -Wl,--no-as-needed)
+  endif()
 endif()
 
 # Configure warnings

src/cli/CMakeLists.txt

@@ -4,4 +4,4 @@ target_include_directories(vision-cli PRIVATE ..)
 target_compile_definitions(vision-cli PRIVATE ${VISP_ASSERT} ${VISP_DEFINITIONS})
 target_compile_options(vision-cli PRIVATE ${VISP_WARNINGS} ${VISP_COMP_OPTIONS})
 target_link_options(vision-cli PRIVATE ${VISP_LINK_OPTIONS})
-target_link_libraries(vision-cli PRIVATE visioncpp ${VISP_FMT_LINK})
+target_link_libraries(vision-cli PRIVATE ggml visioncpp ${VISP_FMT_LINK})