kkos#220: generate and install libonig.def file if LIBONIG_DEF_FILE v…

…ariable is not empty

configure.ac

@@ -81,16 +81,21 @@ AC_CONFIG_FILES([Makefile src/Makefile test/Makefile sample/Makefile onig-config
 AC_CONFIG_COMMANDS([default],[chmod +x onig-config],[])
 
 # for Issue #220
+LIBONIG_DEF_FILE=
 FIX_TO_LDFLAGS=
 case $host_os in
   cygwin* | mingw* )
     if test X"$enable_shared" = Xyes; then
-      FIX_TO_LDFLAGS="-no-undefined -Wl,--output-def,libonig.def"
+      LIBONIG_DEF_FILE=libonig.def
+      FIX_TO_LDFLAGS="-no-undefined"
     fi
     ;;
 esac
 
 EXTRA_LIBONIG_LDFLAGS="$EXTRA_LIBONIG_LDFLAGS $FIX_TO_LDFLAGS"
 AC_SUBST(EXTRA_LIBONIG_LDFLAGS)
 
+AM_CONDITIONAL(USE_LIBONIG_DEF_FILE, test -n "${LIBONIG_DEF_FILE}")
+AC_SUBST(LIBONIG_DEF_FILE)
+
 AC_OUTPUT

src/Makefile.am

@@ -50,13 +50,29 @@ libonig_la_SOURCES = regint.h regparse.h regenc.h st.h \
 	gb18030.c koi8_r.c cp1251.c \
 	onig_init.c
 
-libonig_la_LDFLAGS = $(EXTRA_LIBONIG_LDFLAGS) -version-info $(LTVERSION)
-
 EXTRA_DIST = koi8.c mktable.c \
 	unicode_fold_data.c unicode_property_data.c \
 	unicode_property_data_posix.c \
 	unicode_egcb_data.c unicode_wb_data.c
 
+
+libonig_la_LDFLAGS = $(EXTRA_LIBONIG_LDFLAGS) -version-info $(LTVERSION)
+
+if USE_LIBONIG_DEF_FILE
+
+libonig_la_LDFLAGS +=  -Wl,--output-def,$(LIBONIG_DEF_FILE)
+
+install-data-hook:
+	echo "$(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL_DATA) $(LIBONIG_DEF_FILE) $(DESTDIR)$(libdir)"; \
+	$(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL_DATA) $(LIBONIG_DEF_FILE) $(DESTDIR)$(libdir) || exit 1
+
+uninstall-hook:
+	echo " $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f '$(DESTDIR)$(libdir)/$(LIBONIG_DEF_FILE)'"; \
+	$(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f "$(DESTDIR)$(libdir)/$(LIBONIG_DEF_FILE)"
+
+endif
+
+
 dll:
 	$(CXX) -shared -Wl,--output-def,libonig.def -o libonig.dll *.o \
 	$(LIBS)