yaml: parse anchors

diff --git a/src/ecoli_yaml.c b/src/ecoli_yaml.c
index 8ac47eb84a4a1d83ddbaa1d4ab19816ce02ba7d4..326af5666f0ceae42d2c816024bdd943117b3e23 100644 (file)
--- a/src/ecoli_yaml.c
+++ b/src/ecoli_yaml.c
@@ -361,12 +361,19 @@ parse_ec_node(struct enode_table *table,
        const char *key_str, *value_str;
        struct ec_node *enode = NULL;
        char *value_dup = NULL;
+       size_t i;
 
        if (ynode->type != YAML_MAPPING_NODE) {
                fprintf(stderr, "Ecoli node should be a yaml mapping node\n");
                goto fail;
        }
 
+       /* if it's an anchor, the node may be already parsed, reuse it */
+       for (i = 0; i < table->len; i++) {
+               if (table->pair[i].ynode == ynode)
+                       return ec_node_clone(table->pair[i].enode);
+       }
+
        for (pair = ynode->data.mapping.pairs.start;
             pair < ynode->data.mapping.pairs.top; pair++) {
                key = document->nodes.start + pair->key - 1; // XXX -1 ?