cql2ccl.c File Reference

Implements CQL to CCL conversion. More...

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <yaz/cql.h>
#include <yaz/snprintf.h>

Go to the source code of this file.

Functions
static int	cql_to_ccl_r (struct cql_node *cn, void(*pr)(const char *buf, void *client_data), void *client_data)
static void	pr_term (const char **cpp, int stop_at_space, void(*pr)(const char *buf, void *client_data), void *client_data)
static int	node_st (struct cql_node *cn, void(*pr)(const char *buf, void *client_data), void *client_data)
static int	node_bool (struct cql_node *cn, void(*pr)(const char *buf, void *client_data), void *client_data)
int	cql_to_ccl (struct cql_node *cn, void(*pr)(const char *buf, void *client_data), void *client_data)
	converts CQL tree to CCL and writes to user-defined stream
void	cql_to_ccl_stdio (struct cql_node *cn, FILE *f)
	converts CQL tree to CCL and writes to file
int	cql_to_ccl_buf (struct cql_node *cn, char *out, int max)
	converts CQL tree to CCL and writes result to buffer

Detailed Description

Implements CQL to CCL conversion.

Definition in file cql2ccl.c.

Function Documentation

cql_to_ccl()

int cql_to_ccl	(	struct cql_node *	cn,
		void(*	pr )(const char *buf, void *client_data),
		void *	client_data )

converts CQL tree to CCL and writes to user-defined stream

Parameters

cn	CQL node (tree)
pr	print function
client_data	data to be passed to pr function

Definition at line 250 of file cql2ccl.c.

References cql_to_ccl_r().

Referenced by cql_to_ccl_buf(), and cql_to_ccl_stdio().

cql_to_ccl_buf()

int cql_to_ccl_buf	(	struct cql_node *	cn,
		char *	out,
		int	max )

converts CQL tree to CCL and writes result to buffer

Parameters

cn	CQL node (tree)
out	buffer
max	size of buffer (max chars to write)

Return values

0	OK
-1	conversion error
-2	buffer too small (truncated)

Definition at line 262 of file cql2ccl.c.

References cql_buf_write_info::buf, cql_buf_write_handler(), cql_to_ccl(), cql_buf_write_info::max, and cql_buf_write_info::off.

cql_to_ccl_r()

int cql_to_ccl_r ( struct cql_node * cn, void(* pr )(const char *buf, void *client_data), void * client_data )

static

Definition at line 231 of file cql2ccl.c.

References CQL_NODE_BOOL, CQL_NODE_SORT, CQL_NODE_ST, cql_to_ccl_r(), node_bool(), node_st(), cql_node::search, cql_node::sort, cql_node::u, and cql_node::which.

Referenced by cql_to_ccl(), cql_to_ccl_r(), and node_bool().

cql_to_ccl_stdio()

void cql_to_ccl_stdio	(	struct cql_node *	cn,
		FILE *	f )

converts CQL tree to CCL and writes to file

Parameters

cn	CQL node (tree)
f	file handle

Definition at line 257 of file cql2ccl.c.

References cql_fputs(), and cql_to_ccl().

node_bool()

int node_bool ( struct cql_node * cn, void(* pr )(const char *buf, void *client_data), void * client_data )

static

Definition at line 163 of file cql2ccl.c.

References cql_node::boolean, CQL_NODE_ST, cql_strcmp(), cql_to_ccl_r(), cql_node::index, cql_node::left, cql_node::modifiers, cql_node::relation, cql_node::right, cql_node::st, cql_node::term, cql_node::u, cql_node::value, cql_node::which, and yaz_snprintf().

Referenced by cql_to_ccl_r().

node_st()

int node_st ( struct cql_node * cn, void(* pr )(const char *buf, void *client_data), void * client_data )

static

Definition at line 87 of file cql2ccl.c.

References cql_strcmp(), cql_node::extra_terms, cql_node::index, pr_term(), cql_node::relation, cql_node::st, cql_node::term, and cql_node::u.

Referenced by cql_to_ccl_r().

pr_term()

void pr_term ( const char ** cpp, int stop_at_space, void(* pr )(const char *buf, void *client_data), void * client_data )

static

Definition at line 24 of file cql2ccl.c.

Referenced by node_st().