...

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest]
-        build_system: [cmake]
+        build_system: [autotools, cmake]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/[email protected]

CMakeLists.txt

@@ -1464,12 +1464,16 @@ elseif(BUILD_SHARED_LIBS AND SYMBOL_VERSIONING STREQUAL "generic")
     )
 endif()
 
+math(EXPR liblzma_MACHO_COMPATIBILITY_VERSION
+          "${xz_VERSION_MAJOR} + ${xz_VERSION_MINOR} + 1")
+set(liblzma_MACHO_CURRENT_VERSION
+    "${liblzma_MACHO_COMPATIBILITY_VERSION}.${xz_VERSION_PATCH}")
+
 set_target_properties(liblzma PROPERTIES
-    # At least for now the package versioning matches the rules used for
-    # shared library versioning (excluding development releases) so it is
-    # fine to use the package version here.
     SOVERSION "${xz_VERSION_MAJOR}"
     VERSION "${xz_VERSION}"
+    MACHO_COMPATIBILITY_VERSION "${liblzma_MACHO_COMPATIBILITY_VERSION}"
+    MACHO_CURRENT_VERSION "${liblzma_MACHO_CURRENT_VERSION}"
 
     # The name liblzma a mess because in many places "lib" is just a prefix
     # and not part of the actual name. (Don't name a new library this way!)

build-aux/ci_build.bash

@@ -228,6 +228,8 @@ then
 			echo
 			echo DEBUG
 			echo
+			ls -ld src/liblzma/.libs/liblzma*dylib*
+			echo
 			otool -L src/liblzma/.libs/liblzma.5.dylib
 			echo
 			echo DEBUG