On Mon, Nov 2, 2015 at 11:48 PM, Uros Bizjak <ubiz...@gmail.com> wrote:
>
>> I have committed a patch to libgo to update it to the Go 1.5 release.
>>
>> As usual for libgo updates, the actual patch is too large to attach to
>> this e-mail message. I've attached the changes to the gccgo-specific
>> files.
>>
>> Bootstrapped and ran Go testsuite on x86_64-pc-linux-gnu. Committed
>> to mainline.
>>
>> This may cause trouble on non-GNU/Linux operating systems. Please let
>> me know about any problems you encounter.
>
> There is one new testsuite failure on CentOS 5.11 (kernel 2.6.18),
> where namespaces are not supported:
>
> exec_linux_test.go:29:23: error: reference to undefined identifier
> 'syscall.CLONE_NEWUSER'
> Cloneflags: syscall.CLONE_NEWUSER,
> ^
> FAIL: syscall
>
> The test would be skipped, since "/proc/self/ns/user" doesn't exist,
> however, the test doesn't compile due to missing CLONE_NEWUSER define.
Thanks. I committed this patch which should fix the problem.
Ian
Index: gcc/go/gofrontend/MERGE
===================================================================
--- gcc/go/gofrontend/MERGE (revision 229686)
+++ gcc/go/gofrontend/MERGE (working copy)
@@ -1,4 +1,4 @@
-28fbc7f42702ce081ef5f3ce9a1dbc1ed3f3c89e
+10e0f935ac369f8403c198b05c909e42e565c1e5
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.
Index: libgo/mksysinfo.sh
===================================================================
--- libgo/mksysinfo.sh (revision 229676)
+++ libgo/mksysinfo.sh (working copy)
@@ -1444,6 +1444,11 @@ grep '^type _inotify_event ' gen-sysinfo
# 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 \
