1 files changed, 10 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 8ea936a..b0cfca8 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,9 @@ CC	:= gcc
 INSTALL	:= install
 CP	:= cp
 RM	:= rm
+ZBARIMG	:= zbarimg
+SED	:= sed
+GREP	:= grep
 CFLAGS	+= -O2 -Wall -Werror
 CFLAGS	+= $(shell pkg-config --cflags --libs libpng) \
 	   $(shell pkg-config --cflags --libs zlib) \
@@ -16,8 +19,15 @@ all: cqrlogo.c config.h
 
 config.h:
 	$(CP) config.def.h config.h
+
 install:
 	$(INSTALL) -D -m0755 cqrlogo $(DESTDIR)/usr/share/webapps/cqrlogo/cqrlogo
 
+check:
+	SERVER_NAME=www.eworm.de HTTP_REFERER=http://www.eworm.de/ \
+		QUERY_STRING='scale=2&border=1' ./cqrlogo | $(SED) '1,2d' > \
+		check.png && $(ZBARIMG) --raw -q check.png | $(GREP) -e \
+		'^http://www.eworm.de/$$'
+
 clean:
 	$(RM) -f *.o *~ cqrlogo