revision writing

GNUmakefile.in

@@ -159,6 +159,7 @@ else
 src/revision.hpp:
 	@ echo 'const char kRevision[] = R"(' > $@
 	@ echo libcifpp-version: $(VERSION) >> $@
+	@ echo Date:   $$(date --iso-8601) >> $@
 	@ echo ')";' >> $@
 
 endif

configure.ac

@@ -74,7 +74,16 @@ AC_SUBST(LIBCIF_SEMANTIC_VERSION)
 
 AC_ARG_VAR([DEBUG], [Build a debug version of the library])
 
-AC_ARG_VAR([UPDATE_REVISION], [Update the revision.hpp file])
+dnl revision numbering is something used internally at the NKI
+AC_ARG_ENABLE(
+	revision,
+	[AS_HELP_STRING([--disable-revision], [Create a build number as revision])])
+
+AS_IF([test "x$enable_resources" != "xyes" ], [
+	UPDATE_REVISION=1
+])
+
+AC_SUBST([UPDATE_REVISION], [$UPDATE_REVISION])
 
 AC_ARG_VAR([CCP4], [The location where CCP4 is installed])
 

tools/update-dictionaries-script → tools/update-mmcif-pdbx-dictionary-script

@@ -2,6 +2,11 @@
 
 set -e
 
+if [ "$EUID" -ne 0 ]
+	then echo "Please run as root"
+	exit
+fi
+
 # create cache directory if it doesn't exist
 if ! [ -d /var/cache/libcifpp ]; then
 	install -d -m755 /var/cache/libcifpp