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| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2019-03-01 12:42:31 +0100 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2019-03-04 14:16:39 +0100 |
| commit | 311b63fef8ee54cbf1539894e6f0d44761737b18 (patch) | |
| tree | e8b46a7793caedb71b5c89762a38ed41ce02e06c | |
| parent | f23ab4dc3ca9a97470ca46775a6cd406a82de6d5 (diff) | |
| download | systemd-311b63fef8ee54cbf1539894e6f0d44761737b18.tar.gz | |
Remove now-unused refcnt.h
| -rw-r--r-- | src/basic/meson.build | 1 | ||||
| -rw-r--r-- | src/basic/refcnt.h | 54 | ||||
| -rw-r--r-- | src/libsystemd/sd-device/device-private.c | 1 |
3 files changed, 0 insertions, 56 deletions
diff --git a/src/basic/meson.build b/src/basic/meson.build index e5852f32f9..c62e4a3b59 100644 --- a/src/basic/meson.build +++ b/src/basic/meson.build @@ -148,7 +148,6 @@ basic_sources = files(''' ratelimit.h raw-clone.h raw-reboot.h - refcnt.h replace-var.c replace-var.h rlimit-util.c diff --git a/src/basic/refcnt.h b/src/basic/refcnt.h deleted file mode 100644 index 40f9a84a22..0000000000 --- a/src/basic/refcnt.h +++ /dev/null @@ -1,54 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1+ */ -#pragma once - -/* A type-safe atomic refcounter. - * - * DO NOT USE THIS UNLESS YOU ACTUALLY CARE ABOUT THREAD SAFETY! */ - -typedef struct { - volatile unsigned _value; -} RefCount; - -#define REFCNT_GET(r) ((r)._value) -#define REFCNT_INC(r) (__sync_add_and_fetch(&(r)._value, 1)) -#define REFCNT_DEC(r) (__sync_sub_and_fetch(&(r)._value, 1)) - -#define REFCNT_INIT ((RefCount) { ._value = 1 }) - -#define _DEFINE_ATOMIC_REF_FUNC(type, name, scope) \ - scope type *name##_ref(type *p) { \ - if (!p) \ - return NULL; \ - \ - assert_se(REFCNT_INC(p->n_ref) >= 2); \ - return p; \ - } - -#define _DEFINE_ATOMIC_UNREF_FUNC(type, name, free_func, scope) \ - scope type *name##_unref(type *p) { \ - if (!p) \ - return NULL; \ - \ - if (REFCNT_DEC(p->n_ref) > 0) \ - return NULL; \ - \ - return free_func(p); \ - } - -#define DEFINE_ATOMIC_REF_FUNC(type, name) \ - _DEFINE_ATOMIC_REF_FUNC(type, name,) -#define DEFINE_PUBLIC_ATOMIC_REF_FUNC(type, name) \ - _DEFINE_ATOMIC_REF_FUNC(type, name, _public_) - -#define DEFINE_ATOMIC_UNREF_FUNC(type, name, free_func) \ - _DEFINE_ATOMIC_UNREF_FUNC(type, name, free_func,) -#define DEFINE_PUBLIC_ATOMIC_UNREF_FUNC(type, name, free_func) \ - _DEFINE_ATOMIC_UNREF_FUNC(type, name, free_func, _public_) - -#define DEFINE_ATOMIC_REF_UNREF_FUNC(type, name, free_func) \ - DEFINE_ATOMIC_REF_FUNC(type, name); \ - DEFINE_ATOMIC_UNREF_FUNC(type, name, free_func); - -#define DEFINE_PUBLIC_ATOMIC_REF_UNREF_FUNC(type, name, free_func) \ - DEFINE_PUBLIC_ATOMIC_REF_FUNC(type, name); \ - DEFINE_PUBLIC_ATOMIC_UNREF_FUNC(type, name, free_func); diff --git a/src/libsystemd/sd-device/device-private.c b/src/libsystemd/sd-device/device-private.c index 76267a1e74..0d0bdca800 100644 --- a/src/libsystemd/sd-device/device-private.c +++ b/src/libsystemd/sd-device/device-private.c @@ -18,7 +18,6 @@ #include "mkdir.h" #include "parse-util.h" #include "path-util.h" -#include "refcnt.h" #include "set.h" #include "string-table.h" #include "string-util.h" |