From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 3 Sep 2017 02:25:35 +0000 (+0200)
Subject: hurd: Fix rtld link
X-Git-Tag: glibc-2.27~980
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b96aca4d05b2da5d5134b1c3176b16f48db9fe4d;p=thirdparty%2Fglibc.git

hurd: Fix rtld link

	* sysdeps/mach/hurd/dl-sysdep.c (__sbrk): New function.
---

diff --git a/ChangeLog b/ChangeLog
index 2e6083b3724..11edadd5fcc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,7 +18,8 @@
 	Fix <unistd.h> inclusion.
 	* sysdeps/posix/pwritev2.c: Include <errno.h>.
 	* sysdeps/posix/pwritev64v2.c: Include <errno.h>.
-	* sysdeps/mach/hurd/dl-sysdep.c (__access_noerrno): New function.
+	* sysdeps/mach/hurd/dl-sysdep.c (__access_noerrno, __sbrk): New
+	functions.
 
 2017-09-01  Joseph Myers  <joseph@codesourcery.com>
 
diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c
index 2bfa64f02a4..dec00f35f08 100644
--- a/sysdeps/mach/hurd/dl-sysdep.c
+++ b/sysdeps/mach/hurd/dl-sysdep.c
@@ -591,6 +591,16 @@ __getcwd (char *buf, size_t size)
   return NULL;
 }
 
+/* This is used by dl-tunables.c to strdup strings.  We can just make this a
+   mere allocation.  */
+void *
+__sbrk (intptr_t increment)
+{
+  vm_address_t addr;
+  __vm_allocate (__mach_task_self (), &addr, increment, 1);
+  return (void *) addr;
+}
+
 void weak_function attribute_hidden
 _exit (int status)
 {