patch::: 1.0.8.jcn3: png

[lilypond.git] / stepmake / stepmake / documentation-rules.make

diff --git a/stepmake/stepmake/documentation-rules.make b/stepmake/stepmake/documentation-rules.make
index e7ac7462470d4b4b630b3fc42fb56a56d1b60920..2cb0849430f4a3bad87d57b146532fec04e7a41d 100644 (file)
--- a/stepmake/stepmake/documentation-rules.make
+++ b/stepmake/stepmake/documentation-rules.make
@@ -3,11 +3,14 @@
 # special rules for the documentation section.
 # There are too many to add to the general rules
 
-.SUFFIXES: .1 .data .html .gif .xpm .tex .txt
+.SUFFIXES: .1 .data .html .gif .png .tex .txt .xpm
 
 $(outdir)/%.gif: %.xpm
        xpmtoppm $< | ppmtogif > $@
 
+$(outdir)/%.png: %.xpm
+       xpmtoppm $< | pnmtopng > $@
+
 # use striproff?
 $(outdir)/%.txt: $(outdir)/%.1
        troff -man -Tascii $< | grotty -b -u -o > $@