# Klammertext sks/document/ Makefile
# Improved version with automatic header dependency tracking

K := $(KLAMMERTEXT_HOME)
KS := $(K)/sks
KM := $(K)/mac

include $(K)/env/makefile.env

# Additional include paths for sks components
LOCAL_CPPFLAGS := -I$(KM) -I$(KS)/kutil -I$(KS)/target

# Shared library location
# Relative, never $(K)/...: the mingw linker cannot open a path holding a
# non-ASCII letter (C:/Übungen/...), while the compiler can (2026-09-26).
LIBDIR := ../../lib
LIBRARY := $(LIBDIR)/$(KLAMMERTEXT_LIBFILE)

# The product: document.so, on Windows document.dll (makefile.env's DSO)
DOCUMENT := document$(DSO)

# Linker flags for the DSO
DOC_LDFLAGS := $(SHARED) $(EXPORT_DYNAMIC) -Wl,-rpath,'$(ORIGIN)/../../lib' -L$(LIBDIR)

# Local object files
LOCAL_OBJECTS := document_class.o document_html.o document_latex.o heading.o reference.o
LOCAL_DEPFILES := document_class.d document_html.d document_latex.d heading.d reference.d document.d

# External object files from sks/ (mac/*.o now in the shared library)
SKS_OBJECTS := ../kutil/kutil.o ../kutil/klammer_base.o \
               ../target/html_util.o ../target/latex_util.o

ALL_OBJECTS := $(LOCAL_OBJECTS) $(SKS_OBJECTS)

# Compiler flags for dependency generation
DEPFLAGS = -MMD -MP -MF $(@:.o=.d)

.PHONY: all clean deps

# Default target
all : $(DOCUMENT)

# Build external dependencies first
deps :
	$(MAKE) -C $(KS)/kutil
	$(MAKE) -C $(KS)/target

# Pattern rule for object files
%.o : %.cpp
	@echo Compiling $<
	$(CXX) -c $(CPPFLAGS) $(LOCAL_CPPFLAGS) $(CXXFLAGS) $(DEPFLAGS) $< -o $@

# Shared object - link against the library
$(DOCUMENT) : $(LOCAL_OBJECTS) $(SKS_OBJECTS) $(LIBRARY) document.cpp | deps
	$(CXX) $(CPPFLAGS) $(LOCAL_CPPFLAGS) $(CXXFLAGS) $(DOC_LDFLAGS) $(LDFLAGS) \
		document.cpp -o $@ $(ALL_OBJECTS) $(KLAMMERTEXT_LIB) $(LDLIBS)

clean :
	rm -f $(LOCAL_OBJECTS) $(LOCAL_DEPFILES) *.so *.dll *~
	# document_txt.py is imported at render time (2026-09-18), so this
	# directory now exists here; rm -f refused it and failed every clean.
	rm -rf __pycache__

# Include generated dependency files (if they exist)
-include $(LOCAL_DEPFILES)
