skalibs

commit 83531cd3f60289e9be86342ef63a40ac2e1b3bc9
parent 3afaaa1e4a76d38dc90d9860b42e132342568d6e
Author: Laurent Bercot <ska-skaware@skarnet.org>
Date:   Mon, 28 Aug 2017 08:00:43 +0000

 Add nsgetparent sysdep

Diffstat:
M
configure
 | 
1
+
A
src/sysdeps/trynsgetparent.c
 | 
12
++++++++++++

2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/configure b/configure
@@ -514,6 +514,7 @@ EOF
   choose clr getrandom GETRANDOM 'getrandom()'
   choose cl itimer ITIMER 'setitimer()'
   choose cl namespaces NAMESPACES 'namespaces'
+  choose cl nsgetparent NSGETPARENT 'NS_GET_PARENT'
 
   echo '#endif' >> $sysdeps/sysdeps.h
 fi
diff --git a/src/sysdeps/trynsgetparent.c b/src/sysdeps/trynsgetparent.c
@@ -0,0 +1,12 @@
+/* ISC license. */
+
+#undef _POSIX_C_SOURCE
+#undef _XOPEN_SOURCE
+
+#include <sys/ioctl.h>
+#include <linux/nsfs.h>
+
+int main (void)
+{
+  return ioctl(0, NS_GET_PARENT) ;
+}