+
+$(builddir)/100kallzeroes:
+ rm -f $@ $@-t
+ dd if=/dev/zero of=$@-t bs=1024 count=100
+ mv $@-t $@
+
+$(builddir)/100kallnewlines: $(builddir)/100kallzeroes
+ rm -f $@ $@-t
+ tr '\0' '\n' < $< > $@-t
+ mv $@-t $@
+
+$(builddir)/100kallspaces: $(builddir)/100kallzeroes
+ rm -f $@ $@-t
+ tr '\0' ' ' < $< > $@-t
+ mv $@-t $@
+
+$(builddir)/100krandom:
+ rm -f $@ $@-t
+ dd if=/dev/urandom of=$@-t bs=1024 count=100
+ mv $@-t $@
+
+$(builddir)/10klines:
+ rm -f $@ $@-t
+ i=0; \
+ while [ $$i -lt 10000 ]; do \
+ echo "$${i}abcdefghijklmnopqrstuvwxyz"; \
+ i=$$(($$i+1)); \
+ done > $@-t
+ mv $@-t $@
+
+$(builddir)/initrd: empty known-1 known-2 known-3
+ rm -f $@ $@-t
+ for f in $^; do echo $$f; done | cpio -o -H newc | gzip --best > $@-t
+ mv $@-t $@