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From 3f2b14f91f253d8e71b3f089b6864be9fcfbb09a Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Wed, 22 Jul 2009 01:48:08 -0400
Subject: [PATCH 2/2] add hidden aliases for openat funcs
openat64() uses openat(), so we need hidden aliases for it.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
include/fcntl.h | 2 ++
libc/sysdeps/linux/common/openat.c | 7 +++++++
libc/sysdeps/linux/common/openat64.c | 7 +++++++
3 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/include/fcntl.h b/include/fcntl.h
index 084ee8c..7ce3150 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -119,6 +119,7 @@ extern int open64 (__const char *__file, int __oflag, ...) __nonnull ((1));
# ifndef __USE_FILE_OFFSET64
extern int openat (int __fd, __const char *__file, int __oflag, ...)
__nonnull ((2));
+libc_hidden_proto(openat)
# else
# ifdef __REDIRECT
extern int __REDIRECT (openat, (int __fd, __const char *__file, int __oflag,
@@ -130,6 +131,7 @@ extern int __REDIRECT (openat, (int __fd, __const char *__file, int __oflag,
extern int openat64 (int __fd, __const char *__file, int __oflag, ...)
__nonnull ((2));
+libc_hidden_proto(openat64)
#endif
/* Create and open FILE, with mode MODE. This takes an `int' MODE
diff --git a/libc/sysdeps/linux/common/openat.c b/libc/sysdeps/linux/common/openat.c
index 33bd606..8380ec6 100644
--- a/libc/sysdeps/linux/common/openat.c
+++ b/libc/sysdeps/linux/common/openat.c
@@ -12,7 +12,14 @@
#undef openat
#ifdef __NR_openat
+/* The openat() prototype is varargs based, but we don't care about that
+ * here, so need to provide our own dedicated signature.
+ */
+extern int openat(int fd, const char *file, int oflag, mode_t mode);
+libc_hidden_proto(openat)
+
_syscall4(int, openat, int, fd, const char *, file, int, oflag, mode_t, mode)
+libc_hidden_def(openat)
#else
/* should add emulation with open() and /proc/self/fd/ ... */
#endif
diff --git a/libc/sysdeps/linux/common/openat64.c b/libc/sysdeps/linux/common/openat64.c
index 75711aa..06a5819 100644
--- a/libc/sysdeps/linux/common/openat64.c
+++ b/libc/sysdeps/linux/common/openat64.c
@@ -14,10 +14,17 @@
#ifdef __UCLIBC_HAS_LFS__
#ifdef __NR_openat
+/* The openat() prototype is varargs based, but we don't care about that
+ * here, so need to provide our own dedicated signature.
+ */
+extern int openat64(int fd, const char *file, int oflag, mode_t mode);
+libc_hidden_proto(openat64)
+
int openat64(int fd, const char *file, int oflag, mode_t mode)
{
return openat(fd, file, oflag | O_LARGEFILE, mode);
}
+libc_hidden_def(openat64)
#else
/* should add emulation with open() and /proc/self/fd/ ... */
#endif
--
1.6.3.3
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