backend-infra-engineer: Release v0.3.2 snapshot

cmake/absl.cmake

@@ -1,32 +1,75 @@
-if (MINGW OR WIN32)
-  add_subdirectory(src/lib/abseil-cpp)
-elseif(YAZE_MINIMAL_BUILD)
-  # For CI builds, always use submodule to avoid dependency issues
-  add_subdirectory(src/lib/abseil-cpp)
-else()
-  # Try system package first, fallback to submodule
-  find_package(absl QUIET)
-  if(NOT absl_FOUND)
-    message(STATUS "System Abseil not found, using submodule")
-    add_subdirectory(src/lib/abseil-cpp)
+# Abseil release to use when fetching from source
+set(YAZE_ABSL_GIT_TAG "20240116.2" CACHE STRING "Abseil release tag used when fetching from source")
+
+# Attempt to use the system package unless the build explicitly requests the
+# bundled (fetched) copy or we're on platforms where prebuilt packages are often
+# missing the required components (e.g. macOS).
+set(_yaze_use_fetched_absl ${YAZE_FORCE_BUNDLED_ABSL})
+if(NOT _yaze_use_fetched_absl)
+  # Try to find via vcpkg first on Windows
+  if(WIN32 AND DEFINED CMAKE_TOOLCHAIN_FILE)
+    find_package(absl CONFIG QUIET)
+  else()
+    find_package(absl QUIET CONFIG)
+  endif()
+  
+  if(absl_FOUND)
+    message(STATUS "✓ Using system/vcpkg Abseil package")
+  else()
+    set(_yaze_use_fetched_absl TRUE)
+    message(STATUS "○ System Abseil not found. Will fetch release ${YAZE_ABSL_GIT_TAG}")
   endif()
 endif()
-set(ABSL_PROPAGATE_CXX_STD ON)
-set(ABSL_CXX_STANDARD 23)
-set(ABSL_USE_GOOGLETEST_HEAD ON)
-set(ABSL_ENABLE_INSTALL ON)
 
-# Silence C++23 deprecation warnings for Abseil int128
-if(MSVC)
-    add_definitions(-DSILENCE_CXX23_DEPRECATIONS)
-else()
-    add_definitions(-D_SILENCE_CXX23_DEPRECATION_WARNING)
+if(_yaze_use_fetched_absl)
+  include(FetchContent)
+  FetchContent_GetProperties(absl)
+  if(NOT absl_POPULATED)
+    FetchContent_Declare(
+      absl
+      GIT_REPOSITORY https://github.com/abseil/abseil-cpp.git
+      GIT_TAG        ${YAZE_ABSL_GIT_TAG}
+      GIT_SHALLOW    TRUE
+      GIT_PROGRESS   TRUE
+      USES_TERMINAL_DOWNLOAD TRUE
+    )
+    set(ABSL_PROPAGATE_CXX_STD ON CACHE BOOL "" FORCE)
+    set(ABSL_BUILD_TESTING OFF CACHE BOOL "" FORCE)
+    set(ABSL_ENABLE_INSTALL OFF CACHE BOOL "" FORCE)
+    FetchContent_MakeAvailable(absl)
+    message(STATUS "Fetched Abseil ${YAZE_ABSL_GIT_TAG}")
+  endif()
 endif()
-# Define base Abseil targets
+
+if(NOT TARGET absl::strings)
+  message(FATAL_ERROR "Abseil was not found or failed to configure correctly.")
+else()
+  message(STATUS "✓ Abseil configured successfully (standalone)")
+  # Verify critical targets exist
+  foreach(_check_target IN ITEMS absl::status absl::statusor absl::str_format absl::flags)
+    if(NOT TARGET ${_check_target})
+      message(WARNING "Expected Abseil target ${_check_target} not found")
+    endif()
+  endforeach()
+endif()
+
+# Canonical list of Abseil targets that the rest of the project links against.
+# Note: Order matters for some linkers - put base libraries first
 set(
   ABSL_TARGETS
+  absl::base
+  absl::config
+  absl::core_headers
+  absl::utility
+  absl::memory
+  absl::container_memory
   absl::strings
   absl::str_format
+  absl::cord
+  absl::hash
+  absl::time
+  absl::status
+  absl::statusor
   absl::flags
   absl::flags_parse
   absl::flags_usage
@@ -36,29 +79,54 @@ set(
   absl::flags_program_name
   absl::flags_config
   absl::flags_reflection
-  absl::status
-  absl::statusor
   absl::examine_stack
   absl::stacktrace
-  absl::base
-  absl::config
-  absl::core_headers
   absl::failure_signal_handler
   absl::flat_hash_map
-  absl::cord
-  absl::hash
   absl::synchronization
-  absl::time
   absl::symbolize
-  absl::container_memory
-  absl::memory
-  absl::utility
 )
 
-# Add int128 only on non-Windows platforms to avoid C++23 deprecation issues
+# Only expose absl::int128 when it's supported without warnings.
 if(NOT WIN32)
   list(APPEND ABSL_TARGETS absl::int128)
-  message(STATUS "Including absl::int128 (non-Windows platform)")
+  message(STATUS "Including absl::int128 target")
 else()
-  message(STATUS "Excluding absl::int128 on Windows to avoid C++23 deprecation issues")
+  message(STATUS "Skipping absl::int128 target on Windows")
+endif()
+
+# ABSL_TARGETS is now available to the rest of the project via include()
+
+if(APPLE AND DEFINED CMAKE_OSX_ARCHITECTURES AND CMAKE_OSX_ARCHITECTURES STREQUAL "arm64")
+  foreach(_absl_target IN ITEMS absl_random_internal_randen_hwaes absl_random_internal_randen_hwaes_impl)
+    if(TARGET ${_absl_target})
+      get_target_property(_absl_opts ${_absl_target} COMPILE_OPTIONS)
+  if(_absl_opts AND NOT _absl_opts STREQUAL "NOTFOUND")
+        set(_absl_filtered_opts)
+        set(_absl_skip_next FALSE)
+        foreach(_absl_opt IN LISTS _absl_opts)
+          if(_absl_skip_next)
+            set(_absl_skip_next FALSE)
+            continue()
+          endif()
+          if(_absl_opt STREQUAL "-Xarch_x86_64")
+            set(_absl_skip_next TRUE)
+            continue()
+          endif()
+          if(_absl_opt STREQUAL "-maes" OR _absl_opt STREQUAL "-msse4.1")
+            continue()
+          endif()
+          list(APPEND _absl_filtered_opts ${_absl_opt})
+        endforeach()
+        set_property(TARGET ${_absl_target} PROPERTY COMPILE_OPTIONS ${_absl_filtered_opts})
+      endif()
+    endif()
+  endforeach()
+endif()
+
+# Silence C++23 deprecation warnings for Abseil int128
+if(MSVC)
+    add_definitions(-DSILENCE_CXX23_DEPRECATIONS)
+else()
+    add_definitions(-D_SILENCE_CXX23_DEPRECATION_WARNING)
 endif()