api refactoring

[m6w6/ext-psi] / src / types / decl_unions.h

diff --git a/src/types/decl_unions.h b/src/types/decl_unions.h
new file mode 100644 (file)
index 0000000..49c6b73
--- /dev/null
+++ b/src/types/decl_unions.h
@@ -0,0 +1,28 @@
+#ifndef _PSI_TYPES_DECL_UNOINS_H
+#define _PSI_TYPES_DECL_UNOINS_H
+
+typedef struct decl_unions {
+       decl_union **list;
+       size_t count;
+} decl_unions;
+
+static inline decl_unions *add_decl_union(decl_unions *uu, decl_union *u) {
+       if (!uu) {
+               uu = calloc(1, sizeof(*uu));
+       }
+       uu->list = realloc(uu->list, ++uu->count * sizeof(*uu->list));
+       uu->list[uu->count-1] = u;
+       return uu;
+}
+
+static inline void free_decl_unions(decl_unions *uu) {
+       size_t i;
+
+       for (i = 0; i < uu->count; ++i) {
+               free_decl_union(uu->list[i]);
+       }
+       free(uu->list);
+       free(uu);
+}
+
+#endif