+ struct hmap_node node; /* Node in hash map. */
+ union value value; /* The value being labeled. */
+ struct atom *label; /* A ref-counted string. */
+ };
+
+/* Returns the value in VL. The caller must not modify or free
+ the returned value.
+
+ The width of the returned value cannot be determined directly
+ from VL. It may be obtained by calling val_labs_get_width on
+ the val_labs struct that VL is in. */
+static inline const union value *val_lab_get_value (const struct val_lab *vl)
+{
+ return &vl->value;
+}
+
+const char *val_lab_get_label (const struct val_lab *);
+\f
+/* A set of value labels. */
+struct val_labs
+ {
+ int width; /* 0=numeric, otherwise string width. */
+ struct hmap labels; /* Hash table of `struct int_val_lab's. */