Get rid of .png rules that are no longer used.

diff --git a/doc/Makefile b/doc/Makefile
index 8a4d80e8a26e08b1fac2180c5b53cbcdfc7f80dc..63f5247ca047795ac80e2c573fd9a8ef8e256be2 100644 (file)
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -19,22 +19,13 @@ pintos.ps: pintos.dvi
 pintos.pdf: $(TEXIS)
        texi2pdf $< -o $@
 
-%.eps: %.jgr
-       (jgraph $< > $@.tmp && mv $@.tmp $@) || touch $@
-
-%.png: %.eps
-       convert $< $@
-
-%.pdf: %.eps
-       epstopdf $< --outfile=$@
-
 clean:
-       rm -f *.info *.html *.png
+       rm -f *.info *.html
        rm -f *.dvi *.pdf *.ps *.log *~
        rm -rf WWW
 
 dist: pintos.html pintos.pdf
        rm -rf WWW
        mkdir WWW WWW/specs
-       cp *.html *.png *.pdf *.css WWW
+       cp *.html *.pdf *.css WWW
        (cd ../specs && cp -r *.pdf freevga kbd sysv-abi-update.html ../doc/WWW/specs)