implement query expression %#[drCFODLUGB] to query number of elements…

… of information.

Conflicts:

	pkg/query.c

pkg/pkg-query.8

@@ -205,6 +205,11 @@ Message of the package (type string)
 Timestamp that the package was installed (type integer)
 .It Cm \&%i
 Additionnal information about the package (type string)
+.It Cm \&%# Ns Op drCFODLUGB
+Number of elements in the list of information (type integer).
+See
+.Cm %?
+above for what information is used.
 .El
 .Ss Operators
 .Bl -tag -width F1

pkg/query.c

@@ -493,7 +493,7 @@ format_sql_condition(const char *str, struct sbuf *sqlcond, bool for_remote)
 								sbuf_printf(sqlcond, "(SELECT COUNT(*) FROM %spkg_shlibs AS d WHERE d.package_id=p.id)", dbstr);
 								break;
 							default:
-								fprintf(stderr, "malformed evaluation string\n");
+								fprintf(stderr, "malformed evaluation string");
 								return (EPKG_FATAL);
 						}
 						state = OPERATOR_INT;