From: H.J. Lu <hjl.tools@gmail.com>
Date: Mon, 2 Oct 2017 00:56:46 +0000 (-0700)
Subject: Hide internal __moncontrol function [BZ #18822]
X-Git-Tag: glibc-2.27~778
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fa4265909edaa5118f7860f452e2fb9da48d0f6e;p=thirdparty%2Fglibc.git

Hide internal __moncontrol function [BZ #18822]

Hide internal __moncontrol function to allow direct access within libc.so
and libc.a without using GOT nor PLT.

	[BZ #18822]
	* mon/gmon.c (__moncontrol): Add libc_hidden_proto and
	libc_hidden_def.
---

diff --git a/ChangeLog b/ChangeLog
index 278225538d7..85de0ee0093 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #18822]
+	* mon/gmon.c (__moncontrol): Add libc_hidden_proto and
+	libc_hidden_def.
+
 2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #18822]
diff --git a/gmon/gmon.c b/gmon/gmon.c
index 4e48eba1bfd..f1aa3b776c4 100644
--- a/gmon/gmon.c
+++ b/gmon/gmon.c
@@ -62,6 +62,7 @@ static int	s_scale;
 
 void moncontrol (int mode);
 void __moncontrol (int mode);
+libc_hidden_proto (__moncontrol)
 static void write_hist (int fd);
 static void write_call_graph (int fd);
 static void write_bb_counts (int fd);
@@ -93,6 +94,7 @@ __moncontrol (int mode)
       p->state = GMON_PROF_OFF;
     }
 }
+libc_hidden_def (__moncontrol)
 weak_alias (__moncontrol, moncontrol)