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[PATCH 10/19] Mark internal fcntl functions hidden
- From: "H.J. Lu" <hongjiu dot lu at intel dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Date: Wed, 14 Oct 2015 15:46:00 -0700
- Subject: [PATCH 10/19] Mark internal fcntl functions hidden
- Authentication-results: sourceware.org; auth=none
- Reply-to: "H.J. Lu" <hjl dot tools at gmail dot com>
Since internal fcntl functions are only used internally in ld.so and
libc.so, they can be made hidden.
[BZ #19122]
* include/fcntl.h (__libc_fcntl): Add attribute_hidden.
[IS_IN (rtld)] (__open): Likewise.
[IS_IN (rtld)] (__fcntl): Likewise.
---
include/fcntl.h | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/include/fcntl.h b/include/fcntl.h
index de23728..4168ee4 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -8,7 +8,7 @@ libc_hidden_proto (__open64)
extern int __libc_open64 (const char *file, int oflag, ...);
extern int __libc_open (const char *file, int oflag, ...);
libc_hidden_proto (__libc_open)
-extern int __libc_fcntl (int fd, int cmd, ...);
+extern int __libc_fcntl (int fd, int cmd, ...) attribute_hidden;
#ifndef NO_CANCELLATION
extern int __fcntl_nocancel (int fd, int cmd, ...) attribute_hidden;
libc_hidden_proto (__libc_fcntl)
@@ -30,6 +30,11 @@ extern int __openat_2 (int __fd, const char *__path, int __oflag);
extern int __openat64_2 (int __fd, const char *__path, int __oflag);
+#if IS_IN (rtld)
+extern __typeof (__open) __open attribute_hidden;
+extern __typeof (__fcntl) __fcntl attribute_hidden;
+#endif
+
/* Flag determining whether the *at system calls are available. */
extern int __have_atfcts attribute_hidden;
--
2.4.3