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authorRiku Voipio <riku.voipio@linaro.org>2014-08-12 15:58:57 +0300
committerRiku Voipio <riku.voipio@linaro.org>2014-08-22 15:06:34 +0300
commit9af5c906d189d8f4aae902d75567639d2a8f4e22 (patch)
tree46ddbea715bab06eba0eb1063f8565284f8420ef /configure
parentab31cda3270994ab7a59a3ed8d44029a52af95a3 (diff)
downloadhqemu-9af5c906d189d8f4aae902d75567639d2a8f4e22.zip
hqemu-9af5c906d189d8f4aae902d75567639d2a8f4e22.tar.gz
linux-user: add setns and unshare
Add support for the setns and unshare syscalls, trivially passed through to the host. Based on patches by Paul Burton, added configure check. Signed-off-by: Paul Burton <paul@archlinuxmips.org> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure20
1 files changed, 20 insertions, 0 deletions
diff --git a/configure b/configure
index 3d0ab1b..c4e47e1 100755
--- a/configure
+++ b/configure
@@ -3470,6 +3470,23 @@ if compile_prog "" "" ; then
timerfd=yes
fi
+# check for setns and unshare support
+setns=no
+cat > $TMPC << EOF
+#include <sched.h>
+
+int main(void)
+{
+ int ret;
+ ret = setns(0, 0);
+ ret = unshare(0);
+ return ret;
+}
+EOF
+if compile_prog "" "" ; then
+ setns=yes
+fi
+
# Check if tools are available to build documentation.
if test "$docs" != "no" ; then
if has makeinfo && has pod2man; then
@@ -4541,6 +4558,9 @@ fi
if test "$timerfd" = "yes" ; then
echo "CONFIG_TIMERFD=y" >> $config_host_mak
fi
+if test "$setns" = "yes" ; then
+ echo "CONFIG_SETNS=y" >> $config_host_mak
+fi
if test "$inotify" = "yes" ; then
echo "CONFIG_INOTIFY=y" >> $config_host_mak
fi
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