mdocml: When running into a mandoc.db(5) file still using the obsolete

mdocml: When running into a mandoc.db(5) file still using the obsolete

[schwarze]

Log Message:
-----------
When running into a mandoc.db(5) file still using the obsolete 
format based on SQLite 3, say so in words that mortals can
understand rather than babbling about hex magic.
Suggested by espie@.

Modified Files:
--------------
    mdocml:
        dbm_map.c

Revision Data
-------------
Index: dbm_map.c
===================================================================
RCS file: /home/cvs/mdocml/mdocml/dbm_map.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -Ldbm_map.c -Ldbm_map.c -u -p -r1.3 -r1.4
--- dbm_map.c
+++ dbm_map.c
@@ -80,8 +80,14 @@ dbm_map(const char *fname)
 		goto fail;
 	magic = dbm_getint(0);
 	if (be32toh(*magic) != MANDOCDB_MAGIC) {
-		warnx("dbm_map(%s): Bad initial magic %x (expected %x)",
-		    fname, be32toh(*magic), MANDOCDB_MAGIC);
+		if (strncmp(dbm_base, "SQLite format 3", 15))
+			warnx("dbm_map(%s): "
+			    "Bad initial magic %x (expected %x)",
+			    fname, be32toh(*magic), MANDOCDB_MAGIC);
+		else
+			warnx("dbm_map(%s): "
+			    "Obsolete format based on SQLite 3",
+			    fname);
 		errno = EFTYPE;
 		goto fail;
 	}
--
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