do not use gnuisms in Makefile rules ($<)

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2/program@1017 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/examples/Makefile.am b/examples/Makefile.am
index 6a108d3449e1be28e6322cae25442ed5501a5760..9e7dc840ec7e443ded94e337d8200d44fa9081f9 100644 (file)
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -11,6 +11,6 @@ examples_SCRIPTS = cgi-demo.cgi piped-demo.pl shared-demo.pl \
        stripes.pl bigtops.pl minmax.pl 4charts.pl perftest.pl
 
 cgi-demo.cgi: cgi-demo.cgi.in $(top_builddir)/config.status
-       sed 's,@''exec_prefix@,$(exec_prefix),' $< > $@
+       sed 's,@''exec_prefix@,$(exec_prefix),' cgi-demo.cgi.in > $@
        chmod a+x $@