utils/Makefile: build the libxbps shared lib.

--HG--
extra : convert_revision : 8584a398b2ba51e841744c25be8a8b16e0736d7e

utils/Makefile

@@ -1,33 +1,46 @@
 PREFIX  ?= /usr/local
 BINDIR	?= $(PREFIX)/bin
 CFLAGS	+= -Wall -Werror -O3 -I$(PREFIX)/include
-CFLAGS	+= -funroll-all-loops -ftree-loop-linear
+CFLAGS	+= -funroll-all-loops -ftree-loop-linear -fPIC -DPIC
-LDFLAGS	+= -lprop
+LDFLAGS	+= -L $$(pwd) -Wl,-rpath $$(pwd) -lxbps
 BINS	?= xbps-bin xbps-cmpver xbps-digest xbps-pkgdb
 
-all: $(BINS)
+# The shared library.
+MAJOR		= 0
+MINOR		= 0
+MICRO		= 0
+LIBXBPS_SO	= $(LIBXBPS).$(MAJOR).$(MINOR).$(MICRO)
+LIBXBPS		= libxbps.so
+LIBXBPS_LDFLAGS	= -lprop -shared -Wl,-soname,$(LIBXBPS).$(MAJOR)
+
+all: $(LIBXBPS_NAME) $(BINS)
 .PHONY: all
 
-xbps-bin: xbps-bin.o plist.o
+$(LIBXBPS): sha256.o plist.o
+	$(CC) $(LIBXBPS_LDFLAGS) $^ -o $(LIBXBPS_SO)
+	-ln -sf $(LIBXBPS_SO) $(LIBXBPS).$(MAJOR)
+	-ln -sf $(LIBXBPS_SO) $(LIBXBPS)
+
+xbps-bin: xbps-bin.o $(LIBXBPS)
 	$(CC) $(LDFLAGS) $^ -o $@
 
 xbps-cmpver: xbps-cmpver.o
 	$(CC) $^ -o $@
 
-xbps-digest: xbps-digest.o sha256.o
+xbps-digest: xbps-digest.o $(LIBXBPS)
-	$(CC) $^ -o $@
+	$(CC) $(LDFLAGS) $^ -o $@
 
-xbps-pkgdb: xbps-pkgdb.o plist.o
+xbps-pkgdb: xbps-pkgdb.o $(LIBXBPS)
 	$(CC) $(LDFLAGS) $^ -o $@
 
 .PHONY: clean
 clean: clean-bins clean-objs
 
 clean-bins:
-	-rm -f $(BINS)
+	-rm -f $(BINS) $(LIBXBPS)*
 
 clean-objs:
-	-rm -f *.o
+	-rm -f *.o $(LIBXBPS)*
 
 install: $(BINS)
 	install -D $(BINS) $(BINDIR)