add png output for screenshots

[rigol] / Makefile

diff --git a/Makefile b/Makefile
index 8674bf8c938130ef48ec95ab5cd890d3d41873bf..2c14bad9deaa48a579eb253639b4312c853c9467 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,12 @@
 
 CFILES=rigol.c
-OFILES=rigol.o
+OFILES=rigol.o png.o
 CFLAGS=-O2 -Wall
-LDFLAGS=-lusb -lreadline
+LDFLAGS=-lusb -lreadline -lz
 CC=gcc
 
 all: rigol raw2gp
 
-
-
 rigol: $(OFILES)
 
 rigol.o: rigol.c