mf: use python scripting for generating Emmentaler fonts

mf/GNUmakefile

 # mf/GNUmakefile
 
 depth = ..
 
 STEPMAKE_TEMPLATES = metafont install install-out
 LOCALSTEPMAKE_TEMPLATES = lilypond
 
 # These are the main .mf files.  We don't use $(MF_FILES) here,
 # because there are more .mf files, input'ed into the main files.
 FETA_MF_FILES = $(call src-wildcard,feta[0-9]*.mf) \
@@ skipping 42 matching lines @@
         $(outdir)/feta-noteheads%.lisp \
         $(outdir)/feta-flags%.lisp \
         $(outdir)/feta-alphabet%.lisp
         $(call ly_progress,Making,$@,< lisp)
         cat $^ > $@
 
 $(outdir)/emmentaler-brace.otf-table: $(foreach x, a b c d e f g h i,$(outdir)/feta-braces-$(x).lisp)
         $(call ly_progress,Making,$@,< lisp)
         cat $^ > $@
 
-$(outdir)/emmentaler-brace.otf: $(outdir)/emmentaler-brace.subfonts \
-                                $(outdir)/emmentaler-brace.fontname \
-                                $(outdir)/emmentaler-brace.otf-table \
-                                $(outdir)/emmentaler-brace.otf-gtable \
-                                $(outdir)/emmentaler-brace.pe
-
-$(outdir)/emmentaler-brace.fontname:
-        $(call ly_progress,Making,$@,)
-        printf 'emmentaler-brace' > $@
-
-$(outdir)/emmentaler-brace.subfonts:
-        $(call ly_progress,Making,$@,)
-        echo $(subst .mf,,$(call src-wildcard,feta-braces-[a-z].mf)) > $@
-
-$(outdir)/emmentaler-%.genpe: $(buildscript-dir)/gen-emmentaler-scripts
-        $(call ly_progress,Making,$@,)
-        $< --dir=$(outdir) --design-size=$(patsubst emmentaler-%.genpe,%,$(notdir $@))
-
 ALL_GEN_FILES = $(ENC_FILES) \
                 $(OTF_FILES) \
                 $(SVG_FILES) \
                 $(WOFF_FILES) \
                 $(LILYPOND_FONTS_CONF)
 
 # PRE_INSTALL=$(MAKE) "$(ALL_GEN_FILES)"
 
 INSTALLATION_DIR = $(local_lilypond_datadir)/fonts/source
 INSTALLATION_FILES = $(MF_FILES)
@@ skipping 13 matching lines @@
 
 export MFINPUTS := .:$(MFINPUTS)
 
 # A few rules here generate multiple files from one command line.  For
 # treating this case, we only declare one output explicitly, and use a
 # dummy rules for the other outputs. The dummy rule uses
 # $(UPDATE_TARGET) so the order of writing in the real command does
 # not confuse make.
 UPDATE_TARGET = if test -f $@; then touch $@ ; fi
 
+
 # only for fonts which
 #
 # 1. are mentioned in font.scm
 #
 # 2. are not included with teTeX
 #
 $(outdir)/%.lisp: $(outdir)/%.log $(outdir)/%.tfm
         $(call ly_progress,Making,$@,< log)
         $(buildscript-dir)/mf-to-table \
                 --global-lisp=$(outdir)/$(<F:.log=.otf-gtable) \
                 --lisp=$(outdir)/$(<F:.log=.lisp) \
                 --outdir=$(outdir) \
                 --enc $(outdir)/$(<F:.log=.enc) \
                 $<
 
 $(outdir)/%.otf-gtable $(outdir)/%.enc: $(outdir)/%.lisp
         $(UPDATE_TARGET)
 
-## Putting pfb here forces all .pfb fonts to be built before
-# fontforge starts generating emmentaler-*.* fonts.
-$(outdir)/emmentaler-%.otf: $(outdir)/emmentaler-%.genpe \
-                            $(outdir)/feta%.pfb \
+$(outdir)/emmentaler-%.otf: gen-emmentaler.fontforge.py $(outdir)/feta%.pfb \
                             $(outdir)/feta-noteheads%.pfb \
                             $(outdir)/feta-flags%.pfb \
                             $(outdir)/feta-alphabet%.pfb \
                             $(outdir)/parmesan%.pfb \
                             $(outdir)/parmesan-noteheads%.pfb \
                             $(outdir)/feta%.otf-table \
-                            $(outdir)/feta%.otf-gtable \
-                            | pfb
+                            $(outdir)/feta%.otf-gtable
         $(call ly_progress,Making,$@,)
-        cd $(outdir) && $(FONTFORGE) -script $(notdir $<)
+        $(FONTFORGE) -lang=py -script $< --version=$(VERSION) --in $(outdir)/ --out $@
 
 $(outdir)/emmentaler-%.svg $(outdir)/emmentaler-%.woff: $(outdir)/emmentaler-%.otf
         $(UPDATE_TARGET)
 
-$(outdir)/emmentaler-brace.otf: $(outdir)/emmentaler-brace.pe\
-                       $(foreach s,$(BRACES),$(outdir)/feta-braces-$(s).pfb) \
-                       $(outdir)/emmentaler-brace.otf-table $(outdir)/emmentaler-brace.otf-gtable \
-                       | pfb
+
+$(outdir)/emmentaler-brace.otf: emmentaler-brace.fontforge.py $(outdir)/emmentaler-brace.otf-table \

[lemzwerg, 2020/02/29 21:33:10]

maybe break line to make it shorter...

[hanwenn, 2020/02/29 22:31:30]

Acknowledged.

+        $(outdir)/emmentaler-brace.otf-gtable \
+        $(foreach s,$(BRACES),$(outdir)/feta-braces-$(s).pfb) \
+        $(outdir)/emmentaler-brace.otf-table $(outdir)/emmentaler-brace.otf-gtable
         $(call ly_progress,Making,$@,)
-        cd $(outdir) && $(FONTFORGE) -script emmentaler-brace.pe
+        $(FONTFORGE) -lang=py -script $< \
+                --version $(VERSION) --out=$@ --in $(outdir)
 
 $(outdir)/emmentaler-brace.svg $(outdir)/emmentaler-brace.woff: $(outdir)/emmentaler-brace.otf
         $(UPDATE_TARGET)
 
 default: tree-regen \
          $(outdir)/fonts.conf
 
 .PHONY: tree-regen
 
 tree-regen: $(ALL_GEN_FILES)
         ${MAKE} -C $(top-build-dir) link-mf-tree
 
 
 local-clean:
         rm -f mfplain.mem mfplain.log
         rm -f *.tfm *.log
 
 
 $(outdir)/fonts.conf:
         $(call ly_progress,Making,$@,)
         echo '<fontconfig><dir>'$(shell cd $(outdir); pwd)'</dir></fontconfig>' > $@