Introduce HICTK_PREFER_STATIC_LINKING build knob

CMakeLists.txt

@@ -136,6 +136,7 @@ option(HICTK_BUILD_EXAMPLES "Build examples" OFF)
 option(HICTK_BUILD_BENCHMARKS "Build benchmarks" OFF)
 option(HICTK_WITH_EIGEN "Build with Eigen3 support" ON)
 option(HICTK_BUILD_TOOLS "Build cli tools" ON)
+option(HICTK_PREFER_STATIC_LINKING "Prefer linking to static libraries" OFF)
 
 if(HICTK_WITH_EIGEN)
   target_compile_definitions(hictk_project_options INTERFACE HICTK_WITH_EIGEN)

src/libhictk/balancing/CMakeLists.txt

@@ -26,7 +26,19 @@ target_link_system_libraries(
   INTERFACE
   bshoshany-thread-pool::bshoshany-thread-pool
   nonstd::span-lite
-  phmap
-  "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+  phmap)
+
+if(BUILD_SHARED_LIBS AND HICTK_PREFER_STATIC_LINKING)
+  if(TARGET zstd::libzstd_static)
+    target_link_system_libraries(balancing INTERFACE zstd::libzstd_static)
+  else()
+    target_link_system_libraries(balancing INTERFACE zstd::libzstd_shared)
+  endif()
+else()
+  target_link_system_libraries(
+          balancing
+          INTERFACE
+          "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+endif()
 
 target_compile_definitions(balancing INTERFACE span_FEATURE_MAKE_SPAN=1)

src/libhictk/common/CMakeLists.txt

@@ -19,6 +19,23 @@ target_sources(
 target_include_directories(common INTERFACE "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
                                             "$<INSTALL_INTERFACE:include>")
 
-target_link_libraries(
-  common INTERFACE fmt::fmt-header-only "libdeflate::libdeflate_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>"
-                   "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+target_link_system_libraries(common INTERFACE fmt::fmt-header-only)
+
+if(BUILD_SHARED_LIBS AND HICTK_PREFER_STATIC_LINKING)
+  if(TARGET libdeflate::libdeflate_static)
+    target_link_system_libraries(common INTERFACE libdeflate::libdeflate_static)
+  else()
+    target_link_system_libraries(common INTERFACE libdeflate::libdeflate_shared)
+  endif()
+  if(TARGET zstd::libzstd_static)
+    target_link_system_libraries(common INTERFACE zstd::libzstd_static)
+  else()
+    target_link_system_libraries(common INTERFACE zstd::libzstd_shared)
+  endif()
+else()
+  target_link_system_libraries(
+    common
+    INTERFACE
+    "libdeflate::libdeflate_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>"
+    "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+endif()

src/libhictk/hic/CMakeLists.txt

@@ -45,3 +45,22 @@ target_link_system_libraries(
   phmap
   readerwriterqueue::readerwriterqueue
   "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+
+if(BUILD_SHARED_LIBS AND HICTK_PREFER_STATIC_LINKING)
+  if(TARGET libdeflate::libdeflate_static)
+    target_link_system_libraries(hic INTERFACE libdeflate::libdeflate_static)
+  else()
+    target_link_system_libraries(hic INTERFACE libdeflate::libdeflate_shared)
+  endif()
+  if(TARGET zstd::libzstd_static)
+    target_link_system_libraries(hic INTERFACE zstd::libzstd_static)
+  else()
+    target_link_system_libraries(hic INTERFACE zstd::libzstd_shared)
+  endif()
+else()
+  target_link_system_libraries(
+    hic
+    INTERFACE
+    "libdeflate::libdeflate_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>"
+    "zstd::libzstd_$<IF:$<BOOL:${BUILD_SHARED_LIBS}>,shared,static>")
+endif()