![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/src/frontend/parser.c b/src/frontend/parser.c
--- a/src/frontend/parser.c
+++ /dev/null
@@ -1,192 +0,0 @@
-/*
- * SysDB - src/frontend/parser.c
- * Copyright (C) 2013 Sebastian 'tokkee' Harl <sh@tokkee.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``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 THE COPYRIGHT HOLDERS OR
- * CONTRIBUTORS 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.
- */
-
-#include "sysdb.h"
-
-#include "frontend/connection-private.h"
-#include "frontend/parser.h"
-#include "frontend/grammar.h"
-
-#include "core/store.h"
-
-#include "utils/llist.h"
-#include "utils/strbuf.h"
-
-#include <assert.h>
-#include <string.h>
-
-/*
- * private helper functions
- */
-
-static int
-scanner_init(const char *input, int len,
- sdb_fe_yyscan_t *scanner, sdb_fe_yyextra_t *extra,
- sdb_strbuf_t *errbuf)
-{
- if (! input) {
- sdb_strbuf_sprintf(errbuf, "Missing scanner input");
- return -1;
- }
-
- memset(extra, 0, sizeof(*extra));
- extra->parsetree = sdb_llist_create();
- extra->mode = SDB_PARSE_DEFAULT;
- extra->errbuf = errbuf;
-
- if (! extra->parsetree) {
- sdb_strbuf_sprintf(errbuf, "Failed to allocate parse-tree");
- return -1;
- }
-
- *scanner = sdb_fe_scanner_init(input, len, extra);
- if (! scanner) {
- sdb_llist_destroy(extra->parsetree);
- return -1;
- }
- return 0;
-} /* scanner_init */
-
-/*
- * public API
- */
-
-sdb_llist_t *
-sdb_fe_parse(const char *query, int len, sdb_strbuf_t *errbuf)
-{
- sdb_fe_yyscan_t scanner;
- sdb_fe_yyextra_t yyextra;
- sdb_llist_iter_t *iter;
- int yyres;
-
- if (scanner_init(query, len, &scanner, &yyextra, errbuf))
- return NULL;
-
- yyres = sdb_fe_yyparse(scanner);
- sdb_fe_scanner_destroy(scanner);
-
- if (yyres) {
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
-
- iter = sdb_llist_get_iter(yyextra.parsetree);
- while (sdb_llist_iter_has_next(iter)) {
- sdb_conn_node_t *node;
- node = SDB_CONN_NODE(sdb_llist_iter_get_next(iter));
- if (sdb_fe_analyze(node, errbuf)) {
- sdb_llist_iter_destroy(iter);
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
- }
- sdb_llist_iter_destroy(iter);
- return yyextra.parsetree;
-} /* sdb_fe_parse */
-
-sdb_store_matcher_t *
-sdb_fe_parse_matcher(const char *cond, int len, sdb_strbuf_t *errbuf)
-{
- sdb_fe_yyscan_t scanner;
- sdb_fe_yyextra_t yyextra;
-
- sdb_conn_node_t *node;
- sdb_store_matcher_t *m;
-
- int yyres;
-
- if (scanner_init(cond, len, &scanner, &yyextra, errbuf))
- return NULL;
-
- yyextra.mode = SDB_PARSE_COND;
-
- yyres = sdb_fe_yyparse(scanner);
- sdb_fe_scanner_destroy(scanner);
-
- if (yyres) {
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
-
- node = SDB_CONN_NODE(sdb_llist_get(yyextra.parsetree, 0));
- if (! node) {
- sdb_strbuf_sprintf(errbuf, "Empty matcher expression '%s'", cond);
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
-
- assert(node->cmd == SDB_CONNECTION_MATCHER);
- m = CONN_MATCHER(node)->matcher;
- CONN_MATCHER(node)->matcher = NULL;
-
- sdb_llist_destroy(yyextra.parsetree);
- sdb_object_deref(SDB_OBJ(node));
- return m;
-} /* sdb_fe_parse_matcher */
-
-sdb_store_expr_t *
-sdb_fe_parse_expr(const char *expr, int len, sdb_strbuf_t *errbuf)
-{
- sdb_fe_yyscan_t scanner;
- sdb_fe_yyextra_t yyextra;
-
- sdb_conn_node_t *node;
- sdb_store_expr_t *e;
-
- int yyres;
-
- if (scanner_init(expr, len, &scanner, &yyextra, errbuf))
- return NULL;
-
- yyextra.mode = SDB_PARSE_ARITH;
-
- yyres = sdb_fe_yyparse(scanner);
- sdb_fe_scanner_destroy(scanner);
-
- if (yyres) {
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
-
- node = SDB_CONN_NODE(sdb_llist_get(yyextra.parsetree, 0));
- if (! node) {
- sdb_strbuf_sprintf(errbuf, "Empty expression '%s'", expr);
- sdb_llist_destroy(yyextra.parsetree);
- return NULL;
- }
-
- assert(node->cmd == SDB_CONNECTION_EXPR);
- e = CONN_EXPR(node)->expr;
- CONN_EXPR(node)->expr = NULL;
-
- sdb_llist_destroy(yyextra.parsetree);
- sdb_object_deref(SDB_OBJ(node));
- return e;
-} /* sdb_fe_parse_expr */
-
-/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
-