* fix fobjc-tao detection, invert option

RELEASENOTES.md

@@ -1,3 +1,31 @@
+## 0.27.0
+
+feat: improve build system and environment handling
+
+* Enhance CMake configuration and build
+  - Add `OBJC_TAO_DEBUG_ENABLED` option for debug builds
+  - Update library linking with `WHOLE_ARCHIVE` support
+  - Fix paths to use `CMAKE_CURRENT_SOURCE_DIR` consistently
+  - Add config template for package installation
+
+* Update VSCode integration
+  - Use environment variables for include paths
+  - Update debug configuration paths
+  - Improve IntelliSense settings
+
+* Environment and workflow improvements
+  - Update GitHub Actions to use checkout@v4
+  - Add `workflow_dispatch` support
+  - Fix environment plugin handling
+  - Update environment version to 5.3.0
+
+* Other improvements
+  - Enable include.h and include-private.h conditionals
+  - Update trace environment variable name
+  - Fix project version handling
+  - Add mulle-clang-project dependency
+
+
 ### 0.26.1
 
 * Various small improvements

src/mulle-objc/objc-cmake/project/all/cmake/share/CompilerDetectionAuxC.cmake

@@ -12,7 +12,8 @@ if( NOT __COMPILER_DETECTION_AUX_C_CMAKE__)
    #
    # Detect if compiling with mulle-clang
    #
-   if( MULLE_C_COMPILER_ID MATCHES "MulleClang" OR "$ENV{CC}" MATCHES ".*mulle-cl.*")
+   if( MULLE_C_COMPILER_ID MATCHES "MULLECLANG" OR "$ENV{CC}" MATCHES ".*mulle-cl.*")
+      message( STATUS "MulleClang compiler detected")
       set( MULLE_OBJC ON)
    else()
       set( MULLE_OBJC OFF)

src/mulle-objc/objc-cmake/project/all/cmake/share/CompilerFlagsObjC.cmake

@@ -12,20 +12,18 @@ if( NOT __COMPILER_FLAGS_OBJC_CMAKE__)
    #
    # only useful in mulle-objc
    #
-   option( OBJC_TAO_DEBUG_ENABLED "Enable Objective-C TAO for debug builds" MULLE_OBJC)
+   option( OBJC_TAO_DEBUG_DISABLED "Disable Objective-C TAO for debug builds" OFF)
 
    set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OTHER_OBJC_FLAGS} ${UNWANTED_OBJC_WARNINGS}")
    set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OTHER_OBJC_FLAGS} ${UNWANTED_OBJC_WARNINGS}")
 
-   if( CMAKE_BUILD_TYPE)
-      string( TOUPPER "${CMAKE_BUILD_TYPE}" TMP_CONFIGURATION_NAME)
-      if( TMP_CONFIGURATION_NAME STREQUAL "DEBUG")
-         if( OBJC_TAO_DEBUG_ENABLED)
-            message( STATUS "Objective-C TAO enabled")
-            add_definitions( "-fobjc-tao")
-         endif()
-      else()
-         add_definitions( "-DNS_BLOCK_ASSERTIONS" )
+   string( TOUPPER "${CMAKE_BUILD_TYPE}" TMP_CONFIGURATION_NAME)
+   if( TMP_CONFIGURATION_NAME STREQUAL "DEBUG")
+      if( MULLE_OBJC AND NOT OBJC_TAO_DEBUG_DISABLED)
+         message( STATUS "Objective-C TAO enabled")
+         add_definitions( "-fobjc-tao")
       endif()
+   else()
+      add_definitions( "-DNS_BLOCK_ASSERTIONS" )
    endif()
 endif()