$OpenBSD: patch-libjbig_Makefile,v 1.5 2006/10/19 13:53:48 naddy Exp $
--- libjbig/Makefile.orig	Tue Jun  8 10:40:06 2004
+++ libjbig/Makefile	Mon Dec 26 12:53:54 2005
@@ -7,17 +7,32 @@ CC = gcc
 # Options for the compiler: A high optimization level is suggested
 CFLAGS = -O -Wall -ansi -pedantic
 
-all: libjbig.a tstcodec
+PICFLAG= -fpic
 
+.if defined(NO_SHARED_LIBS) && ${NO_SHARED_LIBS:L} == "yes"
+all: libjbig.a
+.else
+all: libjbig.a libjbig.so.$(VERSION)
+.endif
+
 tstcodec: tstcodec.c jbig.c jbig.h jbig_tab.o
 	$(CC) $(CFLAGS) -o tstcodec -DTEST_CODEC tstcodec.c jbig.c \
 	jbig_tab.o
 
 libjbig.a: jbig.o jbig_tab.o
-	rm -f libjbig.a
-	ar rc libjbig.a jbig.o jbig_tab.o
-	-ranlib libjbig.a
+	rm -f ${.TARGET}
+	ar rc ${.TARGET} ${.ALLSRC}
+	ranlib ${.TARGET}
 
+libjbig.so.$(VERSION): jbig.so jbig_tab.so
+	rm -f ${.TARGET}
+	${CC} -shared $(PICFLAG) -o ${.TARGET} ${.ALLSRC}
+
+.SUFFIXES: .o .so
+
+.c.so:
+	${CC} ${CFLAGS} $(PICFLAG) -c ${.IMPSRC} -o ${.TARGET}
+
 jbig.o: jbig.c jbig.h
 
 test: tstcodec
@@ -27,4 +42,4 @@ t82test.pbm: tstcodec
 	./tstcodec $@
 
 clean:
-	rm -f *.o *~ core gmon.out dbg_d\=??.pbm tstcodec t82test.pbm
+	rm -f *.o *~ core gmon.out dbg_d\=??.pbm tstcodec libjbig.so.$(VERSION) libjbig.a