From: Adam Dickmeiss <adam@indexdata.dk>
Date: Tue, 16 Apr 2013 14:21:03 +0000 (+0200)
Subject: cql_parser_strict
X-Git-Tag: v4.2.54~4
X-Git-Url: http://sru.miketaylor.org.uk/?a=commitdiff_plain;h=5ae2f74ba9b27bb7e926d5908471ac79371f7823;p=yaz-moved-to-github.git

cql_parser_strict

cql_parser_strict with mode=1 puts CQL parser in a mode where
CQL parser is conforming to standard.
---

diff --git a/include/yaz/cql.h b/include/yaz/cql.h
index a389ac4..cd36fe9 100644
--- a/include/yaz/cql.h
+++ b/include/yaz/cql.h
@@ -96,6 +96,16 @@ int cql_parser_stream(CQL_parser cp,
 YAZ_EXPORT
 int cql_parser_stdio(CQL_parser cp, FILE *f);
 
+/** \brief configures strict mode
+    \param cp CQL parser
+    \param mode 1=enable strict mode, 0=disable strict mode
+
+    This function is similar to cql_parser_string but reads from
+    stdio FILE handle instead.
+*/
+YAZ_EXPORT
+void cql_parser_strict(CQL_parser cp, int mode);
+
 /** \brief Node type: search term */
 #define CQL_NODE_ST 1
 /** \brief Node type: boolean */
diff --git a/src/cql.y b/src/cql.y
index d1d5d1b..5af8777 100644
--- a/src/cql.y
+++ b/src/cql.y
@@ -44,6 +44,7 @@
         int last_pos;
         struct cql_node *top;
         NMEM nmem;
+        int strict;
     };
 
 #define YYSTYPE token
@@ -384,6 +385,8 @@ int yylex(YYSTYPE *lval, void *vp)
 	    lval->buf = "sortby";
 	    return SORTBY;
 	}
+        if (cp->strict)
+            return PREFIX_NAME;
 	if (!cql_strcmp(lval->buf, "all"))
 	    relation_like = 1;
 	if (!cql_strcmp(lval->buf, "any"))
@@ -424,6 +427,7 @@ CQL_parser cql_parser_create(void)
     cp->last_error = 0;
     cp->last_pos = 0;
     cp->nmem = nmem_create();
+    cp->strict = 0;
     return cp;
 }
 
@@ -439,6 +443,11 @@ struct cql_node *cql_parser_result(CQL_parser cp)
     return cp->top;
 }
 
+void cql_parser_strict(CQL_parser cp, int mode)
+{
+    cp->strict = mode;
+}
+
 /*
  * Local variables:
  * c-basic-offset: 4
diff --git a/util/cql2xcql.c b/util/cql2xcql.c
index e2aa5c8..bad3f3e 100644
--- a/util/cql2xcql.c
+++ b/util/cql2xcql.c
@@ -15,7 +15,7 @@
 
 static void usage(const char *prog)
 {
-    fprintf(stderr, "%s: [-c] [-n iterations] [-s] [infile]\n", prog);
+    fprintf(stderr, "%s: [-c] [-n iterations] [-s] [-S] [infile]\n", prog);
     exit(1);
 }
 
@@ -30,8 +30,9 @@ int main(int argc, char **argv)
     char *arg;
     char *prog = argv[0];
     int do_sortkeys = 0;
+    int do_strict = 0;
 
-    while ((ret = options("cn:s", argv, argc, &arg)) != YAZ_OPTIONS_EOF)
+    while ((ret = options("cn:sS", argv, argc, &arg)) != YAZ_OPTIONS_EOF)
     {
         switch (ret)
         {
@@ -47,12 +48,16 @@ int main(int argc, char **argv)
         case 's':
             do_sortkeys = 1;
             break;
+        case 'S':
+            do_strict = 1;
+            break;
         default:
             usage(prog);
         }
     }
 
     cp = cql_parser_create();
+    cql_parser_strict(cp, do_strict);
     if (fname)
     {
         int i;