Define a SONAME for `libstarpu.so'.

Makefile.am

@@ -88,6 +88,6 @@ else
 txtdir = ${docdir}
 endif
 txt_DATA = AUTHORS COPYING.LGPL README
-EXTRA_DIST = AUTHORS COPYING.LGPL README
+EXTRA_DIST = AUTHORS COPYING.LGPL README STARPU-VERSION
 
 include starpu-top/extradist

STARPU-VERSION

@@ -0,0 +1,8 @@
+# -*- sh -*-
+
+# Versioning (SONAMEs) for StarPU libraries.
+
+# Libtool interface versioning (info "(libtool) Versioning").
+LIBSTARPU_INTERFACE_CURRENT=0	# increment upon ABI change
+LIBSTARPU_INTERFACE_REVISION=0	# increment upon implementation change
+LIBSTARPU_INTERFACE_AGE=0	# set to CURRENT - PREVIOUS interface

configure.ac

@@ -18,6 +18,12 @@
 AC_INIT([StarPU],1.0.0, [starpu-devel@lists.gforge.inria.fr], starpu)
 AC_CONFIG_SRCDIR(include/starpu.h)
 AC_CONFIG_AUX_DIR([build-aux])
+
+. "$srcdir/STARPU-VERSION"
+AC_SUBST([LIBSTARPU_INTERFACE_CURRENT])
+AC_SUBST([LIBSTARPU_INTERFACE_REVISION])
+AC_SUBST([LIBSTARPU_INTERFACE_AGE])
+
 AC_CANONICAL_SYSTEM
 
 dnl Automake 1.11 introduced `silent-rules' and `color-tests'.  Use them

src/Makefile.am

@@ -50,7 +50,8 @@ libstarpu_la_CPPFLAGS = -I$(top_srcdir)/include/
 
 libstarpu_la_CFLAGS = $(GLOBAL_AM_CFLAGS) $(HWLOC_CFLAGS) $(STARPU_CUDA_CPPFLAGS) $(STARPU_OPENCL_CPPFLAGS) $(FXT_CFLAGS)
 libstarpu_la_LIBADD = -lm $(HWLOC_LIBS) $(STARPU_CUDA_LDFLAGS) $(STARPU_OPENCL_LDFLAGS) $(FXT_LIBS) $(STARPU_GLPK_LDFLAGS)
-libstarpu_la_LDFLAGS = $(ldflags) -version-number 0:0:0 -no-undefined
+libstarpu_la_LDFLAGS = $(ldflags) -no-undefined									\
+  -version-info $(LIBSTARPU_INTERFACE_CURRENT):$(LIBSTARPU_INTERFACE_REVISION):$(LIBSTARPU_INTERFACE_AGE)
 
 noinst_HEADERS = 						\
 	core/dependencies/data_concurrency.h			\