Add switches to disable building of COBOL or C parts.

gnu-cobol.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
-args=`getopt d $*`
+BUILD_COBOL=1
+BUILD_C=1
+args=`getopt dCc $*`
 if [ $? -ne 0 ]; then
     echo 'Usage: sh gnu-cobol.sh [-d]'
     exit 2
@@ -11,13 +13,25 @@ while true; do
         DEBUG=1
         shift
         ;;
+    -C)
+	unset BUILD_COBOL
+	shift
+	;;
+    -c)
+	unset BUILD_C
+	shift
+	;;
     --)
         shift
         break
         ;;
     esac
 done
-${CC:-cc} ${DEBUG:+-DDEBUG} -o channel.o -c channel.c
-${COBC:-cobc} ${DEBUG:+-fdebugging-line} -x WOPO-CNF.COB PRINTCNF.COB
-${COBC:-cobc} ${DEBUG:+-fdebugging-line} -x WOPO.COB IRC-MSG.COB PRINTCNF.COB DECASCII.COB ENCASCII.COB BF-RUN.COB channel.o
+if [ $BUILD_C ]; then
+    ${CC:-cc} ${DEBUG:+-DDEBUG} -o channel.o -c channel.c
+fi
+if [ $BUILD_COBOL ]; then
+    ${COBC:-cobc} ${DEBUG:+-fdebugging-line} -x WOPO-CNF.COB PRINTCNF.COB
+    ${COBC:-cobc} ${DEBUG:+-fdebugging-line} -x WOPO.COB IRC-MSG.COB PRINTCNF.COB DECASCII.COB ENCASCII.COB BF-RUN.COB channel.o
+fi