restructing...automake now used sql stuff working

src/sql/parser.y

@@ -0,0 +1,81 @@
+%{
+#include "mdbsql.h"
+
+MdbSQL *g_sql;
+%}
+
+%union {
+	char *name;
+	double dval;
+	int ival;
+}
+
+%token NAME PATH NUMBER STRING
+%token SELECT FROM WHERE CONNECT TO LIST TABLES WHERE AND
+
+%%
+
+query:
+	SELECT column_list FROM table where_clause {
+			mdb_sql_select(g_sql);	
+		}
+	|	CONNECT TO database { 
+			mdb_sql_open(g_sql, $3.name); free($3.name); 
+		}
+	|	LIST TABLES { 
+			mdb_sql_listtables(g_sql); 
+		}
+	;
+
+where_clause:
+	/* empty */
+	| WHERE sarg_list
+	;
+
+sarg_list:
+	sarg
+	| sarg AND sarg_list
+	;
+
+sarg:
+	NAME operator constant	{ 
+				mdb_sql_add_sarg(g_sql, $1.name, $2.ival, $3.name);
+				free($1.name);
+				free($3.name);
+				}
+	| constant operator NAME {
+				mdb_sql_add_sarg(g_sql, $3.name, $2.ival, $1.name);
+				free($1.name);
+				free($3.name);
+				}
+	;
+
+operator:
+	'='	{ $$.ival = MDB_EQUAL; }
+	| '>'	{ $$.ival = MDB_GT; }
+	| '<'	{ $$.ival = MDB_LT; }
+	;
+constant:
+	NUMBER { $$.name = $1.name; }
+	| STRING { $$.name = $1.name; }
+	;
+
+database:
+	PATH
+	|	NAME 
+
+table:
+	NAME { mdb_sql_add_table(g_sql, $1.name); free($1.name); }
+	;
+
+column_list:
+	'*'	{ mdb_sql_all_columns(g_sql); }
+	|	column  
+	|	column ',' column_list 
+	;
+	 
+column:
+	NAME { mdb_sql_add_column(g_sql, $1.name); free($1.name); }
+	;
+
+%%