[Buildroot] [git commit] package/mongodb: fix build with glibc >= 2.34
Yann E. MORIN
yann.morin.1998 at free.fr
Sat Nov 13 09:31:56 UTC 2021
commit: https://git.buildroot.net/buildroot/commit/?id=82f5b765779af0f530ccff6667b3c64e42b009dc
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master
Fix the following build failure with glibc >= 2.34:
In file included from /home/giuliobenetti/autobuild/run/instance-0/output-1/host/arm-buildroot-linux-gnueabihf/sysroot/usr/include/signal.h:328,
from /home/giuliobenetti/autobuild/run/instance-0/output-1/host/arm-buildroot-linux-gnueabihf/include/c++/11.2.0/csignal:42,
from src/mongo/stdx/thread.h:33,
from src/mongo/db/client.h:46,
from src/mongo/db/operation_context.h:36,
from src/mongo/db/pipeline/variables.h:32,
from src/mongo/db/pipeline/dependencies.h:37,
from src/mongo/db/matcher/expression.h:38,
from src/mongo/db/matcher/expression_parser.h:34,
from src/mongo/db/pipeline/document_source_list_sessions.cpp:34:
src/mongo/stdx/thread.h:107:56: error: call to non-'constexpr' function 'long int sysconf(int)'
107 | std::max(kMongoMinSignalStackSize, std::size_t{MINSIGSTKSZ});
|
Fixes:
- http://autobuild.buildroot.org/results/6be8efb96547f8ec6e9b776abae8c1b51501e9ed
Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998 at free.fr>
---
...-2-34-MINSIGSTKSZ-is-no-longer-a-constant.patch | 49 ++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/package/mongodb/0003-SERVER-59459-With-glibc-2-34-MINSIGSTKSZ-is-no-longer-a-constant.patch b/package/mongodb/0003-SERVER-59459-With-glibc-2-34-MINSIGSTKSZ-is-no-longer-a-constant.patch
new file mode 100644
index 0000000000..02b35c6e4f
--- /dev/null
+++ b/package/mongodb/0003-SERVER-59459-With-glibc-2-34-MINSIGSTKSZ-is-no-longer-a-constant.patch
@@ -0,0 +1,49 @@
+From ef08d0dbc99db8c4620512e92bfb3154282eb5d3 Mon Sep 17 00:00:00 2001
+From: Andrew Morrow <acm at mongodb.com>
+Date: Wed, 15 Sep 2021 15:23:42 -0400
+Subject: [PATCH] SERVER-59459 With glibc-2.34, MINSIGSTKSZ is no longer a
+ constant
+
+[Retrieved (and backported) from:
+https://github.com/mongodb/mongo/commit/ef08d0dbc99db8c4620512e92bfb3154282eb5d3]
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+---
+ src/mongo/stdx/thread.h | 14 ++++++++++----
+ 1 file changed, 10 insertions(+), 4 deletions(-)
+
+diff --git a/src/mongo/stdx/thread.h b/src/mongo/stdx/thread.h
+index 7b15bb561bd9..6f1e16cdeb36 100644
+--- a/src/mongo/stdx/thread.h
++++ b/src/mongo/stdx/thread.h
+@@ -76,11 +76,19 @@ class SigAltStackController {
+ }
+
+ private:
++ static size_t _getStackSize() {
++ // It would be nice for this to be a constexpr, but
++ // MINSIGSTKSZ became a macro that invoked `sysconf` in glibc
++ // 2.34.
++ static const std::size_t kMinSigStkSz = MINSIGSTKSZ;
++ return std::max(kMongoMinSignalStackSize, kMinSigStkSz);
++ }
++
+ void _install() const {
+ stack_t ss;
+ ss.ss_sp = _stackStorage.get();
+ ss.ss_flags = 0;
+- ss.ss_size = kStackSize;
++ ss.ss_size = _getStackSize();
+ if (sigaltstack(&ss, nullptr)) {
+ abort();
+ }
+@@ -107,9 +115,7 @@ class SigAltStackController {
+ // ( https://jira.mongodb.org/secure/attachment/233569/233569_stacktrace-writeup.txt )
+ static constexpr std::size_t kMongoMinSignalStackSize = std::size_t{64} << 10;
+
+- static constexpr std::size_t kStackSize =
+- std::max(kMongoMinSignalStackSize, std::size_t{MINSIGSTKSZ});
+- std::unique_ptr<std::byte[]> _stackStorage = std::make_unique<std::byte[]>(kStackSize);
++ std::unique_ptr<std::byte[]> _stackStorage = std::make_unique<std::byte[]>(_getStackSize());
+
+ #else // !MONGO_HAS_SIGALTSTACK
+ auto makeInstallGuard() const {
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