c: improve memory management

1 files changed, 14 insertions, 0 deletions

diff --git a/include/util.h b/include/util.h
index c5aa0ab..5279a07 100644
--- a/include/util.h
+++ b/include/util.h
@@ -5,5 +5,19 @@
 #define print_err(fmt, ...)                                                    \
 	fprintf(stderr, "[%s:%d] " fmt "\n", __FILE__, __LINE__, ##__VA_ARGS__)
 
+#define LIST_FOREACH_FREE(cur, next, head, field, func_free)                   \
+	for ((cur) = ((head)->lh_first); (cur);) {                             \
+		(next) = ((cur)->field.le_next);                               \
+		func_free((cur));                                              \
+		(cur) = (next);                                                \
+	}
+
+#define CIRCLEQ_FOREACH_FREE(cur, next, head, field, func_free)                \
+	for ((cur) = ((head)->cqh_first); (cur) != (const void *)(head);) {    \
+		(next) = ((cur)->field.cqe_next);                              \
+		func_free((cur));                                              \
+		(cur) = (next);                                                \
+	}
+
 int json_streaming_read(FILE *stream, cJSON **json);
 int vpopen(FILE **stream, const char *file, char *const argv[]);