Started v2.5.

[libucw.git] / lib / index.h

diff --git a/lib/index.h b/lib/index.h
index 70da6b97caf6d677da9d35cbc7f7d98a5256782a..cb23ffd63a7b85b654432b8793cdf433e6613551 100644 (file)
--- a/lib/index.h
+++ b/lib/index.h
@@ -1,7 +1,7 @@
 /*
  *     Sherlock: Data structures used in indices
  *
- *     (c) 2001--2002 Martin Mares <mj@ucw.cz>
+ *     (c) 2001--2003 Martin Mares <mj@ucw.cz>
  */
 
 #ifndef _SHERLOCK_INDEX_H
@@ -11,6 +11,8 @@
 #include SHERLOCK_CUSTOM
 #include "charset/unistream.h"
 
+#define INDEX_VERSION (0x32240100+sizeof(struct card_attr))    /* Increase with each incompatible change in index format */
+
 /*
  *  Words and word complexes
  *
@@ -30,12 +32,6 @@
 
 /* Word and string types are defined in lib/custom.h */
 
-/* Global index parameters */
-
-struct index_params {
-  sh_time_t ref_time;                  /* Reference time (for document ages etc.) */
-};
-
 /* Index card attributes */
 
 struct card_attr {
@@ -60,22 +56,42 @@ enum card_flag {
   CARD_FLAG_DUP = 4,                   /* Removed as a duplicate [merger] */
   CARD_FLAG_MERGED = 8,                        /* Destination of a merge [merger] */
   CARD_FLAG_IMAGE = 16,                        /* Is an image object [scanner] */
+  CARD_FLAG_FRAMESET = 32,             /* Contains a frameset to be ignored [scanner] */
+  CARD_FLAG_GIANT_CLASS = 64,          /* Belongs to a very large class, subject to penalties [merger] */
 };
 
 #define CARD_POS_SHIFT 5               /* Card positions are shifted this # of bits to the right */
 
 /*
  *  We store document type and several other properties in card_attr->type_flags.
- *  Here we define only the basic structure, the details and also how to match the
- *  types are defined in custom.h.
+ *  Here we define only the basic structure, the details are defined in custom.h
+ *  (the list of type names custom_file_type_names[] and also setting of the file
+ *  types in custom_create_attrs()).
  *
  *  bits 7--5  file type: (0-3: text types, 4-7: other types, defined by custom.h)
  *  bits 4--0  type-dependent information, for text types it's document language code
  */
 
+#ifdef CONFIG_FILETYPE
 #define CA_GET_FILE_TYPE(a) ((a)->type_flags >> 5)
 #define CA_GET_FILE_INFO(a) ((a)->type_flags & 0x1f)
 #define CA_GET_FILE_LANG(a) ((a)->type_flags & 0x80 ? 0 : CA_GET_FILE_INFO(a))
+#define FILETYPE_ATTRS SMALL_SET_ATTR(ftype, FILETYPE, CA_GET_FILE_TYPE, ext_ft_parse)
+byte *ext_ft_parse(u32 *dest, byte *value, uns intval);
+extern byte *custom_file_type_names[8];
+#else
+#define FILETYPE_ATTRS
+#endif
+
+#ifdef CONFIG_LANG
+/* You can use language matching without CONFIG_FILETYPE, but you have to define CA_GET_FILE_LANG yourself. */
+#define LANG_ATTRS SMALL_SET_ATTR(lang, LANG, CA_GET_FILE_LANG, ext_lang_parse)
+byte *ext_lang_parse(u32 *dest, byte *value, uns intval);
+#else
+#define LANG_ATTRS
+#endif
+
+#define EXTENDED_ATTRS CUSTOM_ATTRS FILETYPE_ATTRS LANG_ATTRS
 
 /* String fingerprints */