correct macro name and make what/ident optional

configure.ac

@@ -2,7 +2,7 @@
 
 m4_define(x_package_name, mrw-c++)
 m4_define(x_major, 4)
-m4_define(x_minor, 1)
+m4_define(x_minor, 2)
 
 m4_include(ax_cxx_compile_stdcxx_11.m4)
 AC_ALIAS([AC_DEFINE_DIR], [AX_DEFINE_DIR])
@@ -65,7 +65,7 @@ AC_SUBST(HOME)
 AX_DEFINE_DIR([DATADIR], [datadir])
 #AC_SUBST(DATADIR)
 
-AM_CPPFLAGS="-DPACKAGEPACKAGE_VERSION='\"${PACKAGE_VERSION}\"' -DPACKAGE_NAME='\"${PACKAGE_NAME}\"'"
+AM_CPPFLAGS="-DPACKAGE_VERSION='\"${PACKAGE_VERSION}\"' -DPACKAGE_NAME='\"${PACKAGE_NAME}\"'"
 
 # Get rid of that stupid -O2 -g opions!
 CXXFLAGS="${CXXFLAGS:-}"

makefile.am

@@ -65,4 +65,4 @@ distclean-local:
 	     depcomp install-sh ltmain.sh makefile makefile.in \
 	     missing mkinstalldirs
 
-MAINTAINERCLEANFILES = debian/control build-string
+MAINTAINERCLEANFILES = debian/control

src/mrw/args.hxx

@@ -27,8 +27,12 @@
     */
 
 // Add version information for @c what and @c ident
-const std::string MRW_IDENT("$Id: " PACKAGE_NAME "-" PACKAGEPACKAGE_VERSION " $");
-const std::string MRW_WHAT("#(@)" PACKAGE_NAME "-" PACKAGEPACKAGE_VERSION);
+#if defined(PACKAGE_NAME) && defined(PACKAGE_VERSION)
+const std::string MRW_IDENT("$Id: " PACKAGE_NAME "-" PACKAGE_VERSION " $");
+const std::string MRW_WHAT("#(@)" PACKAGE_NAME "-" PACKAGE_VERSION);
+#else
+# warning pass -DPACKAGE_NAME=name -DPACKAGE_VERSION=version for ident/what
+#endif
 
 namespace mrw {
   /// Cool and easy evaluation of commandline arguments in C++11.
@@ -340,11 +344,11 @@ namespace mrw {
     }
     /// @return version information
     std::string version_text() {
-#     ifdef PACKAGEPACKAGE_VERSION
+#     ifdef PACKAGE_VERSION
 #       ifdef PACKAGE_NAME
-          std::string v(": " PACKAGE_NAME "-" PACKAGEPACKAGE_VERSION);
+          std::string v(": " PACKAGE_NAME "-" PACKAGE_VERSION);
 #       else
-          std::string v("-" PACKAGEPACKAGE_VERSION);
+          std::string v("-" PACKAGE_VERSION);
 #       endif
 #     else
 #       ifdef PACKAGE_NAME

src/version.cxx.in

@@ -14,3 +14,4 @@ namespace mrw {
   const std::string WHAT("#(@) @PACKAGE_NAME@-@PACKAGE_VERSION@");
   const std::string IDENT("$Id: @PACKAGE_NAME@-@PACKAGE_VERSION@ $");
 }
+