From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Tue, 10 Apr 2018 10:27:39 +0000 (+0200)
Subject: utils: define __NR_setns if missing on old glibcs
X-Git-Tag: lxc-3.1.0~334^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2266%2Fhead;p=thirdparty%2Flxc.git

utils: define __NR_setns if missing on old glibcs

Closes #2248.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/utils.h b/src/lxc/utils.h
index bc0402c63..141d27012 100644
--- a/src/lxc/utils.h
+++ b/src/lxc/utils.h
@@ -115,6 +115,22 @@ extern char *get_rundir(void);
 #endif
 #endif
 
+#if !defined(__NR_setns) && !defined(__NR_set_ns)
+	#if defined(__x86_64__)
+		#define __NR_setns 308
+	#elif defined(__i386__)
+		#define __NR_setns 346
+	#elif defined(__arm__)
+		#define __NR_setns 375
+	#elif defined(__aarch64__)
+		#define __NR_setns 375
+	#elif defined(__powerpc__)
+		#define __NR_setns 350
+	#elif defined(__s390__)
+		#define __NR_setns 339
+	#endif
+#endif
+
 /* Define setns() if missing from the C library */
 #ifndef HAVE_SETNS
 static inline int setns(int fd, int nstype)