From dd7595a3475407a7fa96a97393bae8c5220e8762 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Wed, 4 Jan 2012 18:41:13 +1000
Subject: Add the base Enlightenment Foundation Libraries - eina, eet, evas,
 ecore, embryo, and edje.

Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
---
 libraries/edje/src/bin/epp/cpphash.h | 41 ++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 libraries/edje/src/bin/epp/cpphash.h

(limited to 'libraries/edje/src/bin/epp/cpphash.h')

diff --git a/libraries/edje/src/bin/epp/cpphash.h b/libraries/edje/src/bin/epp/cpphash.h
new file mode 100644
index 0000000..524a850
--- /dev/null
+++ b/libraries/edje/src/bin/epp/cpphash.h
@@ -0,0 +1,41 @@
+enum node_type;
+
+/* different kinds of things that can appear in the value field
+   of a hash node.  Actually, this may be useless now. */
+union hashval {
+   int                 ival;
+   char               *cpval;
+   DEFINITION         *defn;
+};
+
+struct hashnode {
+   struct hashnode    *next;	/* double links for easy deletion */
+   struct hashnode    *prev;
+   struct hashnode   **bucket_hdr;	/* also, a back pointer to this node's hash
+					 * chain is kept, in case the node is the head
+					 * of the chain and gets deleted. */
+   enum node_type      type;	/* type of special token */
+   int                 length;	/* length of token, for quick comparison */
+   char               *name;	/* the actual name */
+   union hashval       value;	/* pointer to expansion, or whatever */
+};
+
+typedef struct hashnode HASHNODE;
+
+/* Some definitions for the hash table.  The hash function MUST be
+   computed as shown in hashf () below.  That is because the rescan
+   loop computes the hash value `on the fly' for most tokens,
+   in order to avoid the overhead of a lot of procedure calls to
+   the hashf () function.  Hashf () only exists for the sake of
+   politeness, for use when speed isn't so important. */
+
+#define HASHSIZE 1403
+#define HASHSTEP(old, c) ((old << 2) + c)
+#define MAKE_POS(v) (v & 0x7fffffff)	/* make number positive */
+
+extern int          hashf(const char *name, int len, int hashsize);
+extern HASHNODE    *cpp_lookup(const char *name, int len, int hash);
+extern void         delete_macro(HASHNODE * hp);
+extern HASHNODE    *install(const char *name, int len, enum node_type type,
+			    int ivalue, char *value, int hash);
+extern void         cpp_hash_cleanup(cpp_reader * pfile);
-- 
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