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-rw-r--r--lib/glcontainers.h36
1 files changed, 15 insertions, 21 deletions
diff --git a/lib/glcontainers.h b/lib/glcontainers.h
index a60bf2e3..56ae0993 100644
--- a/lib/glcontainers.h
+++ b/lib/glcontainers.h
@@ -30,6 +30,8 @@
#include "gl_map.h"
#include "gl_set.h"
+#include "mp.h"
+
/* These types are compatible with those required by Gnulib container
* initialisation.
*/
@@ -48,27 +50,19 @@ gl_set_t new_string_set (gl_set_implementation_t implementation);
/* Iterator macros. */
-#define GL_LIST_FOREACH_START(list, item) \
- do { \
- gl_list_iterator_t list##_iter = gl_list_iterator (list); \
- gl_list_node_t list##_node; \
- while (gl_list_iterator_next (&list##_iter, \
- (const void **) &item, \
- &list##_node))
-
-#define GL_LIST_FOREACH_END(list) \
- gl_list_iterator_free (&list##_iter); \
- } while (0)
-
-#define GL_MAP_FOREACH_START(map, key, value) \
- do { \
- gl_map_iterator_t map##_iter = gl_map_iterator (map); \
- while (gl_map_iterator_next (&map##_iter, \
- (const void **) &key, \
- (const void **) &value))
+#define GL_LIST_FOREACH(list, item) \
+ MPP_DECLARE (1, gl_list_iterator_t list##_iter = gl_list_iterator (list)) \
+ MPP_DECLARE (2, gl_list_node_t list##_node) \
+ MPP_WHILE (3, gl_list_iterator_next (&list##_iter, \
+ (const void **) &item, \
+ &list##_node)) \
+ MPP_FINALLY (4, gl_list_iterator_free (&list##_iter))
-#define GL_MAP_FOREACH_END(map) \
- gl_map_iterator_free (&map##_iter); \
- } while (0)
+#define GL_MAP_FOREACH(map, key, value) \
+ MPP_DECLARE (1, gl_map_iterator_t map##_iter = gl_map_iterator (map)) \
+ MPP_WHILE (2, gl_map_iterator_next (&map##_iter, \
+ (const void **) &key, \
+ (const void **) &value)) \
+ MPP_FINALLY (3, gl_map_iterator_free (&map##_iter))
#endif /* MAN_GLCONTAINERS_H */