Moved stuff into trunk.

1 files changed, 64 insertions, 0 deletions

diff --git a/src/core/symbol.h b/src/core/symbol.h
new file mode 100644
index 0000000..5744383
--- /dev/null
+++ b/src/core/symbol.h
@@ -0,0 +1,64 @@
+/*:*
+ *: File: ./src/core/symbol.h
+ *: A simple interpreter
+ *:
+ *: WWW		: http://fype.buetow.org
+ *: E-Mail	: fype@dev.buetow.org
+ *:
+ *: Copyright (c) 2005 2006 2007 2008, Paul Buetow (http://www.pblabs.net)
+ *: All rights reserved.
+ *:
+ *: Redistribution and use in source and binary forms, with or without modi-
+ *: fication, are permitted provided that the following conditions are met:
+ *:  * Redistributions of source code must retain the above copyright
+ *:    notice, this list of conditions and the following disclaimer.
+ *:  * Redistributions in binary form must reproduce the above copyright
+ *:    notice, this list of conditions and the following disclaimer in the
+ *:    documentation and/or other materials provided with the distribution.
+ *:  * Neither the name of P. B. Labs nor the names of its contributors may
+ *:    be used to endorse or promote products derived from this software
+ *:    without specific prior written permission.
+ *:
+ *: THIS SOFTWARE IS PROVIDED BY Paul Buetow AS IS'' AND ANY EXPRESS OR
+ *: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ *: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ *: DISCLAIMED. IN NO EVENT SHALL Paul Buetow BE LIABLE FOR ANY DIRECT,
+ *: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ *: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *:  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ *: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ *: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ *: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ *: POSSIBILITY OF SUCH DAMAGE.
+ *:*/
+
+#ifndef SYMBOL_H
+#define SYMBOL_H
+
+#include "../defines.h"
+
+#define symbol_set_val(s,v) s->p_val = v
+#define symbol_set_sym(s,st) s->sym = st
+#define symbol_get_val(s) s->p_val
+#define symbol_get_sym(s) s->sym
+#define IS_A_FUNCTION(s) (s == SYM_INLINEFUNCTION || s == SYM_FUNCTION)
+#define IS_NOT_A_FUNCTION(s) !IS_A_FUNCTION(s)
+
+typedef enum {
+   SYM_CONSTANT,
+   SYM_VARIABLE,
+   SYM_BUILDIN,
+   SYM_PROCEDURE,
+   SYM_FUNCTION,
+} SymbolType;
+
+typedef struct {
+   SymbolType sym;
+   void *p_val;
+} Symbol;
+
+Symbol* symbol_new(SymbolType sym, void *p_val);
+void symbol_delete(Symbol *p_symbol);
+void symbol_cleanup_hash_syms_cb(void *p_void);
+
+#endif