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authorH.J. Lu <hjl.tools@gmail.com>2015-10-15 14:16:22 -0700
committerH.J. Lu <hjl.tools@gmail.com>2015-10-15 14:16:41 -0700
commit6d56699d7e808419ccf244150ecba122156932ba (patch)
tree6976b4d354951f51e9c56f4220fddf195360b2ff
parent8303c7409cee86f42485177061d1e0ce04c07e9f (diff)
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Mark internal fcntl functions hidden
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.
-rw-r--r--ChangeLog4
-rw-r--r--include/fcntl.h7
2 files changed, 10 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index d0dbccfb15..338608b00e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,10 @@
 2015-10-15  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #19122]
+	* include/fcntl.h (__libc_fcntl): Add attribute_hidden.
+	[IS_IN (rtld)] (__open): Likewise.
+	[IS_IN (rtld)] (__fcntl): Likewise.
+
 	* include/dirent.h (__opendirat): Add attribute_hidden.
 	(__getdents): Likewise.
 	(__getdents64): Likewise.
diff --git a/include/fcntl.h b/include/fcntl.h
index de2372883c..4168ee429f 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;