File sover.diff of Package LHAPDF

From: Jan Engelhardt <jengelh@inai.de>
Date: 2017-02-13 18:39:04.166820498 +0100

build: enforce library versioning

Bad things happen when the ABI changes and there is no way
to notice it.

---
 src/Makefile.am |    4 ++++
 1 file changed, 4 insertions(+)

Index: LHAPDF-6.2.0/src/Makefile.am
===================================================================
--- LHAPDF-6.2.0.orig/src/Makefile.am
+++ LHAPDF-6.2.0/src/Makefile.am
@@ -18,15 +18,19 @@ libLHAPDF_la_SOURCES = \
 libLHAPDFInfo_la_SOURCES = Info.cc
 libLHAPDFInfo_la_CPPFLAGS = -I$(srcdir)/yamlcpp -DYAMLCPP_API=3 -DYAML_NAMESPACE=LHAPDF_YAML $(AM_CPPFLAGS)
 libLHAPDFInfo_la_LIBADD = $(builddir)/yamlcpp/liblhapdf-yaml-cpp.la
+libLHAPDFInfo_la_LDFLAGS = -release ${PACKAGE_VERSION}
 
 libLHAPDFPaths_la_SOURCES = Paths.cc
 libLHAPDFPaths_la_CPPFLAGS = $(AM_CPPFLAGS) -DLHAPDF_INSTALL_PREFIX=\"$(prefix)\" -DLHAPDF_DATA_PREFIX=\"$(datadir)\"
+libLHAPDFPaths_la_LDFLAGS = -release ${PACKAGE_VERSION}
 
 libLHAPDF_la_LIBADD = libLHAPDFInfo.la libLHAPDFPaths.la
+libLHAPDF_la_LDFLAGS = -release ${PACKAGE_VERSION}
 
 if ENABLE_LHAGLUE
   noinst_LTLIBRARIES += libLHAPDFGlue.la
   libLHAPDFGlue_la_SOURCES = LHAGlue.cc
   libLHAPDFGlue_la_CPPFLAGS = $(AM_CPPFLAGS) -DENABLE_LHAGLUE_CXX
+  libLHAPDFGlue_la_LDFLAGS = -release ${PACKAGE_VERSION}
   libLHAPDF_la_LIBADD += libLHAPDFGlue.la
 endif