Move compiling the ICON from compile_mingw.sh to makefile.am

fixes bug no. #516

compile_min.sh

@@ -70,10 +70,10 @@ echo "cleaning (see make_clean.log)"
 make clean 2>&1 -j8 | tee make_clean.log
 exitcode=${PIPESTATUS[0]}
 if [ $exitcode -ne 0 ]; then  echo "make clean failed"; exit 1 ; fi
-echo "compiling the icon"
-windres ../src/ngicon.rc -O coff -o ./src/ngicon.o
-exitcode=${PIPESTATUS[0]}
-if [ $exitcode -ne 0 ]; then  echo "compiling the icon failed"; exit 1 ; fi
+# echo "compiling the icon"
+# windres ../src/ngicon.rc -O coff -o ./src/ngicon.o
+# exitcode=${PIPESTATUS[0]}
+# if [ $exitcode -ne 0 ]; then  echo "compiling the icon failed"; exit 1 ; fi
 echo "compiling (see make.log)"
 make 2>&1 -j8 | tee make.log
 exitcode=${PIPESTATUS[0]}

src/Makefile.am

@@ -102,6 +102,16 @@ DYNAMIC_DEVICELIBS =					\
 
 ## Build ngspice first:
 
+## compile the icon:
+if WINGUI
+ngicon.o: ngicon.rc
+	windres $(srcdir)/ngicon.rc -O coff -o ngicon.o
+endif
+if WINCONSOLE
+ngicon.o: ngicon.rc
+	windres $(srcdir)/ngicon.rc -O coff -o ngicon.o
+endif
+
 ngspice_SOURCES = \
 	main.c \
 	conf.c \