(detect_coding_charset): Fix change from 2008-10-21.

Also, check iso-latin-*, not only iso-8859-*.

src/ChangeLog

+2009-02-28  Eli Zaretskii  <eliz@gnu.org>
+
+	* coding.c (detect_coding_charset): Fix change from 2008-10-21.
+	Also, check iso-latin-*, not only iso-8859-*.
+
 2009-02-27  Glenn Morris  <rgm@gnu.org>
 
 	* callint.c (Finteractive): Doc fix.

src/coding.c

@@ -5103,7 +5103,10 @@ detect_coding_charset (coding, detect_info)
   valids = AREF (attrs, coding_attr_charset_valids);
   name = CODING_ID_NAME (coding->id);
   if (VECTORP (Vlatin_extra_code_table)
-      && strcmp ((char *) SDATA (SYMBOL_NAME (name)), "iso-8859-") == 0)
+      && (strncmp ((char *) SDATA (SYMBOL_NAME (name)),
+		   "iso-8859-", sizeof ("iso-8859-") - 1) == 0
+	  || strncmp ((char *) SDATA (SYMBOL_NAME (name)),
+		      "iso-latin-", sizeof ("iso-latin-") - 1) == 0))
     check_latin_extra = 1;
   if (! NILP (CODING_ATTR_ASCII_COMPAT (attrs)))
     src += head_ascii;