Re-generate output, handle include path in latex

Makefile

@@ -10,7 +10,7 @@ texpdfs = $(scores:%=$(OUT)/TeX_Eybler_Graduale_SperateInDeo_HV41_Score_%.pdf)
 
 
 .PHONY: all clean
-all: $(instruments) $(scores) Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.pdf
+all: $(OUT) $(instruments) $(scores) $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.pdf tex
 instruments: $(instruments)
 scores: $(scores)
 
@@ -25,19 +25,20 @@ clean:
 $(instruments): % : $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Instrument_%.pdf $(SRCS)
 $(scores): % : $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Score_%.pdf $(SRCS)
 
-$(OUT)/%.pdf : %.ly $(SRCS) $(OUT)
+$(OUT)/%.pdf : %.ly $(SRCS)
 	lilypond -o $(basename $@) $<
 
 $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.pdf: Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.ly
 	lilypond -dbackend=eps -o $(basename $@) $< 
 
-$(OUT)/%.mp3 : %.midi $(OUT)
+$(OUT)/%.mp3 : %.midi
 	timidity -c /etc/timidity/fluidr3_gm.cfg -OwM $< -o $@
 
-tex: $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.pdf $(texpdfs)
+tex: $(OUT)/Eybler_Graduale_SperateInDeo_HV41_Music_AdditionalMeasures.pdf latex
+latex: $(texpdfs)
 
 $(OUT) : 
 	mkdir -p $(OUT)
 
-$(OUT)/TeX_%.pdf : TeX_%.tex $(OUT)
-	latex --output-directory=$(OUT)/ $<
+$(OUT)/TeX_%.pdf : TeX_%.tex
+	TEXINPUTS=$(OUT): latex --output-directory=$(OUT)/ $<

out/.gitignore

-*.aux
-*.blg
-*.log
-*.toc
-*.bbl
-*~
-*.ps
-*.out