elf: Introduce GLRO (dl_libc_freeres), called from __libc_freeres

This will be used to deallocate memory allocated using the non-minimal
malloc.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/elf/dl-libc_freeres.c b/elf/dl-libc_freeres.c
new file mode 100644
index 0000000000..68f305a6f9
--- /dev/null
+++ b/elf/dl-libc_freeres.c
@@ -0,0 +1,24 @@
+/* Deallocating malloc'ed memory from the dynamic loader.
+   Copyright (C) 2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <ldsodefs.h>
+
+void
+__rtld_libc_freeres (void)
+{
+}