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diff --git a/Makefile b/Makefile
index f254511..949d9ae 100644
--- a/Makefile
+++ b/Makefile
@@ -26,6 +26,10 @@ OPT = -O2 -g
CFLAGS = $(THREADS) $(OPT) $(W) $(XCFLAGS)
LDLIBS =
SOLIBS =
+SOVER_MAJ = 0
+SOVER_MIN = 0
+SOVER_PATCH = 0
+SOVERSION = $(SOVER_MAJ).$(SOVER_MIN).$(SOVER_PATCH)
SOEXT = .so
prefix = /usr/local
exec_prefix = $(prefix)
@@ -38,7 +42,7 @@ mandir = $(datarootdir)/man
########################################################################
IHDRS = lmdb.h
-ILIBS = liblmdb.a liblmdb$(SOEXT)
+ILIBS = liblmdb$(SOEXT) liblmdb$(SOEXT).$(SOVERSION) liblmdb$(SOEXT).$(SOVER_MAJ)
IPROGS = mdb_stat mdb_copy mdb_dump mdb_load
IDOCS = mdb_stat.1 mdb_copy.1 mdb_dump.1 mdb_load.1
PROGS = $(IPROGS) mtest mtest2 mtest3 mtest4 mtest5
@@ -49,13 +53,13 @@ install: $(ILIBS) $(IPROGS) $(IHDRS)
mkdir -p $(DESTDIR)$(libdir)
mkdir -p $(DESTDIR)$(includedir)
mkdir -p $(DESTDIR)$(mandir)/man1
- for f in $(IPROGS); do cp $$f $(DESTDIR)$(bindir); done
- for f in $(ILIBS); do cp $$f $(DESTDIR)$(libdir); done
- for f in $(IHDRS); do cp $$f $(DESTDIR)$(includedir); done
- for f in $(IDOCS); do cp $$f $(DESTDIR)$(mandir)/man1; done
+ for f in $(IPROGS); do cp -a $$f $(DESTDIR)$(bindir); done
+ for f in $(ILIBS); do cp -a $$f $(DESTDIR)$(libdir); done
+ for f in $(IHDRS); do cp -a $$f $(DESTDIR)$(includedir); done
+ for f in $(IDOCS); do cp -a $$f $(DESTDIR)$(mandir)/man1; done
clean:
- rm -rf $(PROGS) *.[ao] *.[ls]o *~ testdb
+ rm -rf $(PROGS) *.[ao] *.[ls]o* *~ testdb
test: all
rm -rf testdb && mkdir testdb
@@ -64,20 +68,24 @@ test: all
liblmdb.a: mdb.o midl.o
$(AR) rs $@ mdb.o midl.o
-liblmdb$(SOEXT): mdb.lo midl.lo
+liblmdb$(SOEXT) liblmdb$(SOEXT).$(SOVER_MAJ): liblmdb$(SOEXT).$(SOVERSION)
+ rm -f $@
+ ln -s $< $@
+
+liblmdb$(SOEXT).$(SOVERSION): mdb.lo midl.lo
# $(CC) $(LDFLAGS) -pthread -shared -Wl,-Bsymbolic -o $@ mdb.o midl.o $(SOLIBS)
- $(CC) $(LDFLAGS) -pthread -shared -o $@ mdb.lo midl.lo $(SOLIBS)
-
-mdb_stat: mdb_stat.o liblmdb.a
-mdb_copy: mdb_copy.o liblmdb.a
-mdb_dump: mdb_dump.o liblmdb.a
-mdb_load: mdb_load.o liblmdb.a
-mtest: mtest.o liblmdb.a
-mtest2: mtest2.o liblmdb.a
-mtest3: mtest3.o liblmdb.a
-mtest4: mtest4.o liblmdb.a
-mtest5: mtest5.o liblmdb.a
-mtest6: mtest6.o liblmdb.a
+ $(CC) $(LDFLAGS) -pthread -shared -Wl,-soname,liblmdb$(SOEXT).$(SOVER_MAJ) -o $@ mdb.lo midl.lo $(SOLIBS)
+
+mdb_stat: mdb_stat.o liblmdb.so
+mdb_copy: mdb_copy.o liblmdb.so
+mdb_dump: mdb_dump.o liblmdb.so
+mdb_load: mdb_load.o liblmdb.so
+mtest: mtest.o liblmdb.so
+mtest2: mtest2.o liblmdb.so
+mtest3: mtest3.o liblmdb.so
+mtest4: mtest4.o liblmdb.so
+mtest5: mtest5.o liblmdb.so
+mtest6: mtest6.o liblmdb.so
mdb.o: mdb.c lmdb.h midl.h
$(CC) $(CFLAGS) $(CPPFLAGS) -c mdb.c
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