From f26f66d866ba1a9f3204e6fdfe2b07e67b5492ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 21:41:32 +0200 Subject: Adding upstream version 2.8. Signed-off-by: Daniel Baumann --- util/cleanup.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 util/cleanup.h (limited to 'util/cleanup.h') diff --git a/util/cleanup.h b/util/cleanup.h new file mode 100644 index 0000000..ee9b120 --- /dev/null +++ b/util/cleanup.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef __CLEANUP_H +#define __CLEANUP_H + +#include +#include + +#include "util/mem.h" + +#define __cleanup__(fn) __attribute__((cleanup(fn))) + +#define DECLARE_CLEANUP_FUNC(name, type) \ + void name(type *__p) + +#define DEFINE_CLEANUP_FUNC(name, type, free_fn)\ +DECLARE_CLEANUP_FUNC(name, type) \ +{ \ + if (*__p) \ + free_fn(*__p); \ +} + +static inline void freep(void *p) +{ + free(*(void**) p); +} +#define _cleanup_free_ __cleanup__(freep) + +#define _cleanup_huge_ __cleanup__(nvme_free_huge) + +static inline void close_file(int *f) +{ + if (*f > STDERR_FILENO) + close(*f); +} +#define _cleanup_file_ __cleanup__(close_file) + +#endif -- cgit v1.2.3