Merge remote-tracking branch 'debichem/cmake-soname' into v2.8.x

Author: evaleev

CHANGES

@@ -8,6 +8,7 @@ Following is a brief summary of changes made in each release of Libint.
   - PR #305: disable latex2html detection/use by default
   - PR #304: natural order for (σ·p)V(σ·p) integrals (HT @JonathonMisiewicz)
   - PR #302: build fix (HT @JonathonMisiewicz)
+  - PR #231: Add SONAME/SOVERSION to generated library (HT @debichem)
 - 2023-12-12: 2.8.0
   - PR #297: clang-format
   - PR #293: read Gaussian basis set files with L>=7 AOs correctly

export/cmake/CMakeLists.txt.export

@@ -242,7 +242,7 @@ endif()
 # shared and static libraries built from the same object files
 if (LIBINT2_BUILD_SHARED_AND_STATIC_LIBS)
   add_library(libint2 SHARED $<TARGET_OBJECTS:libint2_obj>)
-  set_target_properties(libint2 PROPERTIES LIBRARY_OUTPUT_NAME int2)
+  set_target_properties(libint2 PROPERTIES LIBRARY_OUTPUT_NAME int2 VERSION ${LIBINT_VERSION} SOVERSION 2)
   if(MSVC)
     target_compile_definitions(libint2 PUBLIC _USE_MATH_DEFINES)
     target_compile_options(libint2 PUBLIC "/EHsc")