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authorIan Lance Taylor <ian@gcc.gnu.org>2015-11-03 15:07:47 +0000
committerIan Lance Taylor <ian@gcc.gnu.org>2015-11-03 15:07:47 +0000
commit7372dfe4bb0ac7c2d5a5c980e0084437f14cef8b (patch)
tree5c3df45845766d9a54859597c9b9d3fcd67f98ac /libgo/mksysinfo.sh
parent32fec2c8a21d3e0c6b13113a8d7d6d59c2fb9f42 (diff)
mksysinfo.sh: Make sure that CLONE_NEWUSER is defined.
Reviewed-on: https://go-review.googlesource.com/16588 From-SVN: r229711
Diffstat (limited to 'libgo/mksysinfo.sh')
-rwxr-xr-xlibgo/mksysinfo.sh5
1 files changed, 5 insertions, 0 deletions
diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 3bb7eabdcc8..6d39df96e95 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -1444,6 +1444,11 @@ grep '^type _inotify_event ' gen-sysinfo.go | \
# The GNU/Linux CLONE flags.
grep '^const _CLONE_' gen-sysinfo.go | \
sed -e 's/^\(const \)_\(CLONE_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# We need some CLONE constants that are not defined in older versions
+# of glibc.
+if ! grep '^const CLONE_NEWUSER ' ${OUT} > /dev/null 2>&1; then
+ echo "const CLONE_NEWUSER = 0x10000000" >> ${OUT}
+fi
# Struct sizes.
set cmsghdr Cmsghdr ip_mreq IPMreq ip_mreqn IPMreqn ipv6_mreq IPv6Mreq \