frontend: Added flex/bison based parser skeleton.

[sysdb.git] / src / frontend / parser.c

diff --git a/src/frontend/parser.c b/src/frontend/parser.c
new file mode 100644 (file)
index 0000000..b970e73
--- /dev/null
+++ b/src/frontend/parser.c
@@ -0,0 +1,62 @@
+/*
+ * 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/parser.h"
+#include "frontend/grammar.h"
+#include "frontend/connection-private.h"
+
+#include <string.h>
+
+/*
+ * public API
+ */
+
+int
+sdb_fe_parse(const char *query)
+{
+       sdb_fe_yyscan_t scanner;
+       int yyres;
+
+       if (! query)
+               return -1;
+
+       scanner = sdb_fe_scanner_init(query);
+       if (! scanner)
+               return -1;
+
+       yyres = sdb_fe_yyparse(scanner);
+       sdb_fe_scanner_destroy(scanner);
+
+       if (yyres)
+               return -1;
+       return 0;
+} /* sdb_fe_parse */
+
+/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
+