Ví dụ minh họa sử dụng hset

examples/CMakeLists.txt

@@ -18,4 +18,5 @@ add_subdirectory(hfunc)
 add_subdirectory(p1w)
 add_subdirectory(hmap)
 add_subdirectory(gsl)
-add_subdirectory(gvec)
+add_subdirectory(gvec)
+add_subdirectory(hset)

examples/hset/CMakeLists.txt

@@ -0,0 +1,5 @@
+add_executable(hset_demo hset_demo.c)
+
+foreach (p hset_demo)
+  target_link_libraries(${p} bkc)
+endforeach()

examples/hset/hset_demo.c

@@ -0,0 +1,22 @@
+/*
+  (C) Nguyen Ba Ngoc 2022
+  Minh họa sử dụng hset
+*/
+
+#include "cgen.h"
+
+int main() {
+  hset_t s = hset_create(gtype_hash_s, gtype_cmp_s, NULL);
+  hset_insert(s, gtype_s("aaaaa"));
+  hset_insert(s, gtype_s("bbbbb"));
+  hset_insert(s, gtype_s("ccccc"));
+  hset_insert(s, gtype_s("aaaaa"));
+  hset_insert(s, gtype_s("ccccc"));
+  hset_insert(s, gtype_s("bbbbb"));
+  printf("Số lượng giá trị duy nhất = %ld\n", hset_size(s));
+  hset_traverse(key, s) {
+    printf("%s\n", key->s);
+  }
+  hset_free(s);
+  return 0;
+}

hset.h

@@ -51,8 +51,8 @@ void hset_gtype_free(gtype value);
 #define hset_size(hs) (hs->size)
 
 gtype *hset_next_pkey(hset_t, gtype*);
-#define hset_traverse(key, value, map) \
-  for(gtype *key = hmap_next_pkey(map, NULL); \
-     key; key = hmap_next_pkey(map, key)) \
+#define hset_traverse(key, map) \
+  for(gtype *key = hset_next_pkey(map, NULL); \
+     key; key = hset_next_pkey(map, key)) \
 
 #endif  // HSET_H_