Added Doxigen configuration file Doxyfile to project root. No code changes. (0.41.5)

.gitignore

@@ -1,5 +1,4 @@
 CMakeCache.txt
-Doxyfile
 .*
 !.clang-format
 !.clang-tidy
@@ -7,6 +6,7 @@ Doxyfile
 !.gitignore
 !.github
 !.gitkeep
+!api/.gitkeep
 .venv
 api/
 build/*
@@ -29,5 +29,4 @@ src/rust/target
 tmp*
 web/_cache/*
 web/_site/*
-web/api/
 web/Gemfile.lock

CMakeLists.txt

@@ -14,9 +14,9 @@ include(${CMAKE_SOURCE_DIR}/cmake/Targets.cmake)
 # --- Always show key build toggles ---
 # Normalize to ENABLED/DISABLED like the "Fun extension summary"
 if(FUN_DEBUG)
-    set(_FUN_DEBUG_STATE "ENABLED")
+  set(_FUN_DEBUG_STATE "ENABLED")
 else()
-    set(_FUN_DEBUG_STATE "DISABLED")
+  set(_FUN_DEBUG_STATE "DISABLED")
 endif()
 
 if(FUN_USE_MUSL)
@@ -38,9 +38,9 @@ else()
 endif()
 
 if(FUN_BUILD_DOCS)
-    set(_FUN_BUILD_DOCS "ENABLED")
+  set(_FUN_BUILD_DOCS "ENABLED")
 else()
-    set(_FUN_BUILD_DOCS "DISABLED")
+  set(_FUN_BUILD_DOCS "DISABLED")
 endif()
 
 message(STATUS "==== Fun build options ====")

Doxygen.in

@@ -1,53 +0,0 @@
-## Doxygen configuration for the "fun" project (processed by CMake)
-# This file is configured by CMake's configure_file(@ONLY).
-
-# --- Project ---
-PROJECT_NAME           = "Fun"
-PROJECT_NUMBER         = "@FUN_DOCS_VERSION@"
-
-# Optional project logo (relative or absolute path). Leave empty if not found.
-PROJECT_LOGO           = "@FUN_DOCS_LOGO@"
-
-# --- Output ---
-OUTPUT_DIRECTORY       = "@CMAKE_CURRENT_BINARY_DIR@/docs"
-CREATE_SUBDIRS         = NO
-GENERATE_HTML          = YES
-HTML_OUTPUT            = html
-GENERATE_LATEX         = NO
-
-# --- Input ---
-INPUT                  = "@CMAKE_SOURCE_DIR@/src"
-RECURSIVE              = YES
-FILE_PATTERNS          = *.h *.hpp *.c *.cc *.cpp
-
-# --- Extraction policy ---
-# Default to public/protected only to reduce noise; flip to YES if you want internals.
-EXTRACT_ALL            = YES
-EXTRACT_PRIVATE        = NO
-EXTRACT_STATIC         = NO
-EXTRACT_LOCAL_METHODS  = YES
-OPTIMIZE_OUTPUT_FOR_C  = YES
-
-# --- Paths shown in docs ---
-FULL_PATH_NAMES        = NO
-STRIP_FROM_PATH        = "@CMAKE_SOURCE_DIR@"
-
-# --- Source browsing ---
-SOURCE_BROWSER         = YES
-INLINE_SOURCES         = NO
-REFERENCED_BY_RELATION = YES
-REFERENCES_RELATION    = YES
-GENERATE_TREEVIEW      = YES
-
-# --- Diagrams (Graphviz) ---
-HAVE_DOT               = @HAVE_DOT@
-CLASS_DIAGRAMS         = YES
-CALL_GRAPH             = YES
-CALLER_GRAPH           = YES
-DOT_IMAGE_FORMAT       = svg
-
-# --- Warnings / noise ---
-QUIET                  = YES
-WARN_IF_UNDOCUMENTED   = NO
-WARN_IF_DOC_ERROR      = YES
-WARN_NO_PARAMDOC       = NO

web/Makefile

@@ -3,8 +3,6 @@ all:
 
 build:
 	bundle exec jekyll b --incremental
-	rm -rf _site/api
-	cp -Rv ../api/html ./_site/api
 
 clean:
 	rm -rf _site/*
@@ -69,6 +67,7 @@ runreload:
 
 sync:
 	rsync -avr --delete --delete-excluded ./_site/ fun-lang.xyz:/var/www/fun-lang.xyz/www/htdocs/
+	rsync -avr --delete --delete-excluded ../api/html/ fun-lang.xyz:/var/www/fun-lang.xyz/api/htdocs/
 	#ssh a.xw3.org 'cd /var/www/fun-lang.xyz/www/lib/ && git pull'
 	#ssh a.xw3.org 'cd /var/www/fun-lang.xyz/www/htdocs/cgi/bin/ && gcc index.c -o index'
 

web/_posts/2026-05-01-announcing-api-documentation.md

@@ -8,6 +8,7 @@ noToc: false
 title: Announcing the Fun API Documentation
 description: A new API documentation hub is now available at fun-lang.xyz/api to explore the Fun VM internals and get contributors started faster.
 date: 2026-05-01
+date_updated: 2026-05-06
 categories:
 - news
 - docs
@@ -23,7 +24,7 @@ tags:
 
 We are excited to announce that the official Fun API documentation is now live at:
 
-- [https://fun-lang.xyz/api/](https://fun-lang.xyz/api/)
+- [https://api.fun-lang.xyz/](https://api.fun-lang.xyz/){:class="ext"}
 
 This new documentation hub is intended to make it easier to understand the internals of the Fun Virtual Machine (VM) and related components. It serves as a central entry point for participants, contributors, and anyone interested in building on top of Fun.
 
@@ -44,7 +45,7 @@ This is actually a work in progress, and we are continuously improving and expan
 
 ### How to get involved
 
-- Browse the API docs at [https://fun-lang.xyz/api/](https://fun-lang.xyz/api/) and send feedback.
+- Browse the API docs at [https://api.fun-lang.xyz/](https://api.fun-lang.xyz/){:class="ext"} and send feedback.
 - Open issues and ideas in our Git repository: [https://git.xw3.org/fun/fun](https://git.xw3.org/fun/fun){:class="git"}.
 - Join the discussion: [https://fun-lang.xyz/community/](https://fun-lang.xyz/community/).
 - Reach out directly: [hanez@fun-lang.xyz](mailto:hanez@fun-lang.xyz){:class="mail"}.
@@ -54,3 +55,5 @@ This is just the beginning — we will keep iterating on structure, coverage, an
 Happy hacking!
 
 Johannes Findeisen (hanez) — [hanez@fun-lang.xyz](mailto:hanez@fun-lang.xyz){:class="mail"}
+
+UPDATE: The api documentation moved to [https://api.fun-lang.xyz/](https://api.fun-lang.xyz/){:class="ext"}.

web/documentation/documentation.md

@@ -21,7 +21,7 @@ This file serves as an index of the documents in this directory. Links are relat
 
 - [Handbook](./handbook/) - Comprehensive handbook for the Fun language and VM: install/build, configuration flags, usage, and full feature overview.
 - [REPL](./repl/) - REPL user guide: how to build/launch, editing and history, completions, REPL-on-error, and tips.
-- [API](../api/) - API documentation for the Fun language and VM.
+- [API](https://api.fun-lang.xyz/){:class="ext"} - API documentation for the Fun language and VM.
 - Specification
   - [v0.4](https://git.xw3.org/fun/fun/src/branch/main/spec/v0.4/){:class="git"}
   - [v0.3](https://git.xw3.org/fun/fun/src/branch/main/spec/v0.3/){:class="git"}