-.PHONY: build check doc clean
+.PHONY: build check doc doxygen clean gtags htags
+MKDIR = mkdir -p
+DOXYGEN = doxygen
+GTAGS = gtags
+HTAGS = htags
+HTAGSFLAG = --map-file -anosx --tree-view
build:
$(MAKE) -C src
doc:
@$(MAKE) -sC doc
+doxygen: htags
+ @$(DOXYGEN)
+
+gtags:
+ @$(GTAGS)
+
+htags: doc/doxygen/html gtags
+ @$(HTAGS) $(HTAGSFLAG) $</
+
+doc/doxygen/html:
+ @$(MKDIR) $@
+
clean:
@$(MAKE) -sC src clean
@$(MAKE) -sC test/system/casl2 clean
@$(MAKE) -sC test/system/comet2 clean
@$(MAKE) -sC test/system/dumpword clean
@$(MAKE) -sC test/unit clean
+ @rm -rf doc/doxygen/*
@rm -f casl2 comet2 dumpword
+ @rm -f GPATH GRTAGS GSYMS GTAGS
+ @rm -rf HTML