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| author | Daniel Brodsky <dnbrdsky@gmail.com> | 2020-04-03 21:21:07 -0700 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2020-05-04 16:07:43 +0100 |
| commit | 56f21718b8767a1b523f2a14107d6307336ca51d (patch) | |
| tree | 5b14e970adb370ca3b034e8678e8982329a0a9d1 /include/qemu/lockable.h | |
| parent | 05509c8e6def8a23878b93eda3163b7b405a5d57 (diff) | |
| download | qemu-56f21718b8767a1b523f2a14107d6307336ca51d.zip qemu-56f21718b8767a1b523f2a14107d6307336ca51d.tar.gz qemu-56f21718b8767a1b523f2a14107d6307336ca51d.tar.bz2 | |
lockable: fix __COUNTER__ macro to be referenced properly
- __COUNTER__ doesn't work with ## concat
- replaced ## with glue() macro so __COUNTER__ is evaluated
Fixes: 3284c3ddc4
Signed-off-by: Daniel Brodsky <dnbrdsky@gmail.com>
Message-id: 20200404042108.389635-2-dnbrdsky@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/qemu/lockable.h')
| -rw-r--r-- | include/qemu/lockable.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/qemu/lockable.h b/include/qemu/lockable.h index 1aeb2cb..b620023 100644 --- a/include/qemu/lockable.h +++ b/include/qemu/lockable.h @@ -152,7 +152,7 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(QemuLockable, qemu_lockable_auto_unlock) * } */ #define WITH_QEMU_LOCK_GUARD(x) \ - WITH_QEMU_LOCK_GUARD_((x), qemu_lockable_auto##__COUNTER__) + WITH_QEMU_LOCK_GUARD_((x), glue(qemu_lockable_auto, __COUNTER__)) /** * QEMU_LOCK_GUARD - Lock an object until the end of the scope @@ -169,8 +169,9 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(QemuLockable, qemu_lockable_auto_unlock) * return; <-- mutex is automatically unlocked * } */ -#define QEMU_LOCK_GUARD(x) \ - g_autoptr(QemuLockable) qemu_lockable_auto##__COUNTER__ = \ +#define QEMU_LOCK_GUARD(x) \ + g_autoptr(QemuLockable) \ + glue(qemu_lockable_auto, __COUNTER__) G_GNUC_UNUSED = \ qemu_lockable_auto_lock(QEMU_MAKE_LOCKABLE((x))) #endif |