projects
/
yaz-moved-to-github.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Doxyfile file description. Indentation. No change of code.
[yaz-moved-to-github.git]
/
src
/
cql.y
diff --git
a/src/cql.y
b/src/cql.y
index
d2cc5c5
..
1206f21
100644
(file)
--- a/
src/cql.y
+++ b/
src/cql.y
@@
-1,4
+1,4
@@
-/* $Id: cql.y,v 1.6 2004-10-03 22:34:07 adam Exp $
+/* $Id: cql.y,v 1.7 2004-10-15 00:19:00 adam Exp $
Copyright (C) 2002-2004
Index Data Aps
Copyright (C) 2002-2004
Index Data Aps
@@
-14,6
+14,7
@@
See the file LICENSE.
* \brief Implements CQL parser.
*
* This is a YACC parser, but since it must be reentrant, Bison is required.
* \brief Implements CQL parser.
*
* This is a YACC parser, but since it must be reentrant, Bison is required.
+ * The original source file is cql.y.
*/
#include <stdio.h>
#include <stdlib.h>
*/
#include <stdio.h>
#include <stdlib.h>
@@
-22,12
+23,18
@@
See the file LICENSE.
#include <yaz/xmalloc.h>
#include <yaz/nmem.h>
#include <yaz/cql.h>
#include <yaz/xmalloc.h>
#include <yaz/nmem.h>
#include <yaz/cql.h>
-
+
+ /** Node in the LALR parse tree. */
typedef struct {
typedef struct {
+ /** Inhereted attribute: relation */
struct cql_node *rel;
struct cql_node *rel;
+ /** Synthesized attribute: CQL node */
struct cql_node *cql;
struct cql_node *cql;
+ /** string buffer with token */
char *buf;
char *buf;
+ /** length of token */
size_t len;
size_t len;
+ /** size of buffer (len <= size) */
size_t size;
} token;
size_t size;
} token;
@@
-185,8
+192,10
@@
int yyerror(char *s)
return 0;
}
return 0;
}
-/*
- * bison lexer for CQL.
+/**
+ * putb is a utility that puts one character to the string
+ * in current lexical token. This routine deallocates as
+ * necessary using NMEM.
*/
static void putb(YYSTYPE *lval, CQL_parser cp, int c)
*/
static void putb(YYSTYPE *lval, CQL_parser cp, int c)
@@
-204,6
+213,10
@@
static void putb(YYSTYPE *lval, CQL_parser cp, int c)
}
}
+/**
+ * yylex returns next token for Bison to be read. In this
+ * case one of the CQL terminals are returned.
+ */
int yylex(YYSTYPE *lval, void *vp)
{
CQL_parser cp = (CQL_parser) vp;
int yylex(YYSTYPE *lval, void *vp)
{
CQL_parser cp = (CQL_parser) vp;