Files
songbook/Makefile
shahondin1624 b8a0cd7aa3 Sort TOC entries alphabetically including aliases
Add a Python sort step in the Makefile that sorts .songtoc by
the actual title text, stripping \textit{} wrappers so aliases
sort into their correct alphabetical position alongside main
titles.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-02 21:28:17 +02:00

37 lines
1.4 KiB
Makefile

MAIN = songbook
ENGINE = lualatex
OUTDIR = output
TEXENV = TEXINPUTS=.:$(shell pwd):$(shell pwd)/$(OUTDIR):
FLAGS = --output-directory=$(OUTDIR) --interaction=nonstopmode
.PHONY: all clean distclean
all: $(OUTDIR)/$(MAIN).pdf
$(OUTDIR):
mkdir -p $(OUTDIR)
# Run until page references stabilize (max 5 passes).
# The .songtoc file needs: pass 1 to write, pass 2 to read into TOC,
# pass 3+ to stabilize page numbers after TOC page count changes.
$(OUTDIR)/$(MAIN).pdf: $(MAIN).tex songbook-style.sty songs/*.tex | $(OUTDIR)
@for i in 1 2 3 4 5; do \
echo "=== LaTeX pass $$i ==="; \
$(TEXENV) $(ENGINE) $(FLAGS) $(MAIN).tex || true; \
if [ -f $(OUTDIR)/$(MAIN).songtoc ]; then \
python3 -c "import re;lines=open('$(OUTDIR)/$(MAIN).songtoc').readlines();lines.sort(key=lambda l:re.sub(r'[^a-zäöüß ]','',re.search(r'\{(?:\\\\textit\s*\{)?([^}]+)',l).group(1).lower()) if re.search(r'\{(?:\\\\textit\s*\{)?([^}]+)',l) else '');open('$(OUTDIR)/$(MAIN).songtoc','w').writelines(lines)" ; \
fi; \
if [ $$i -ge 3 ] && ! grep -q "Rerun" $(OUTDIR)/$(MAIN).log 2>/dev/null; then \
echo "=== Stable after $$i passes ==="; \
break; \
fi; \
done
clean:
rm -f $(OUTDIR)/*.aux $(OUTDIR)/*.log $(OUTDIR)/*.out \
$(OUTDIR)/*.toc $(OUTDIR)/*.fls $(OUTDIR)/*.fdb_latexmk \
$(OUTDIR)/*.sxd $(OUTDIR)/*.sxc $(OUTDIR)/*.songtoc
distclean: clean
rm -f $(OUTDIR)/$(MAIN).pdf