From: Drew DeVault <sir@cmpwn.com>
To: musl@lists.openwall.com
Cc: Drew DeVault <sir@cmpwn.com>
Subject: [PATCH 2/3] stdio/rename: use renameat2 when appropriate
Date: Thu, 21 Mar 2019 11:32:39 -0400 [thread overview]
Message-ID: <20190321153240.29328-3-sir@cmpwn.com> (raw)
In-Reply-To: <20190321153240.29328-1-sir@cmpwn.com>
---
src/stdio/rename.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/stdio/rename.c b/src/stdio/rename.c
index 04c90c01..f540adb6 100644
--- a/src/stdio/rename.c
+++ b/src/stdio/rename.c
@@ -4,9 +4,11 @@
int rename(const char *old, const char *new)
{
-#ifdef SYS_rename
+#if defined(SYS_rename)
return syscall(SYS_rename, old, new);
-#else
+#elif defined(SYS_renameat)
return syscall(SYS_renameat, AT_FDCWD, old, AT_FDCWD, new);
+#else
+ return syscall(SYS_renameat2, AT_FDCWD, old, AT_FDCWD, new, 0);
#endif
}
--
2.21.0
next prev parent reply other threads:[~2019-03-21 15:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-21 15:32 [PATCH 0/3] Use v2 syscalls " Drew DeVault
2019-03-21 15:32 ` [PATCH 1/3] mman/mlock: use mlock2 " Drew DeVault
2019-03-21 15:32 ` Drew DeVault [this message]
2019-03-21 15:32 ` [PATCH 3/3] unistd/renameat: use renameat2 " Drew DeVault
2019-03-22 1:20 ` [PATCH 0/3] Use v2 syscalls " Rich Felker
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