Add a few more function attributes.

2 files changed, 9 insertions, 3 deletions

diff --git a/src/string_vec.h b/src/string_vec.h
index 64b3d46..7402052 100644
--- a/src/string_vec.h
+++ b/src/string_vec.h
@@ -22,6 +22,7 @@ struct string_vec string_vec_create(void);
 
 void string_vec_destroy(struct string_vec *restrict vec);
 
+[[nodiscard("memory leaked")]]
 struct string_vec string_vec_copy(struct string_vec *restrict vec);
 
 void string_vec_add(struct string_vec *restrict vec, const char *restrict str);
@@ -37,6 +38,7 @@ struct string_vec string_vec_filter(
 		const struct string_vec *restrict vec,
 		const char *restrict substr);
 
+[[nodiscard("memory leaked")]]
 struct string_vec string_vec_load(FILE *file);
 void string_vec_save(struct string_vec *restrict vec, FILE *restrict file);
 
diff --git a/src/xmalloc.h b/src/xmalloc.h
index 747509c..cf35712 100644
--- a/src/xmalloc.h
+++ b/src/xmalloc.h
@@ -3,15 +3,19 @@
 
 #include <stdlib.h>
 
-__attribute__((malloc))
+[[nodiscard("memory leaked")]]
+[[gnu::malloc]]
 void *xmalloc(size_t size);
 
-__attribute__((malloc))
+[[nodiscard("memory leaked")]]
+[[gnu::malloc]]
 void *xcalloc(size_t nmemb, size_t size);
 
+[[nodiscard("memory leaked")]]
 void *xrealloc(void *ptr, size_t size);
 
-__attribute__((malloc))
+[[nodiscard("memory leaked")]]
+[[gnu::malloc]]
 char *xstrdup(const char *s);
 
 #endif /* XMALLOC_H */