[Buildroot] [git commit branch/next] package/usbguard: needs std::future

Thomas Petazzoni thomas.petazzoni at bootlin.com
Thu Aug 12 21:43:14 UTC 2021


commit: https://git.buildroot.net/buildroot/commit/?id=ee2267745a3e6f9e100d919496446ae9466dd521
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/next

usbguard needs std::future to avoid the following build failure raised
since the addition of the package in commit
fbff7d7289cc95db991184f890f4ca1fcf8a101e:

In file included from src/Library/IPCClientPrivate.hpp:37:0,
                 from src/Library/IPCClientPrivate.cpp:24:
/home/buildroot/autobuild/run/instance-0/output-1/host/opt/ext-toolchain/arm-none-linux-gnueabi/include/c++/4.8.3/future:122:11: error: declaration of 'class std::promise<std::unique_ptr<google::protobuf::Message> >'
     class promise;
           ^
src/Library/IPCClientPrivate.cpp: In member function 'usbguard::IPC::MessagePointer usbguard::IPCClientPrivate::qbIPCSendRecvMessage(usbguard::IPC::MessageType&)':
src/Library/IPCClientPrivate.cpp:244:26: error: invalid use of incomplete type 'class std::promise<std::unique_ptr<google::protobuf::Message> >'
     auto future = promise.get_future();
                          ^
Fixes:
 - http://autobuild.buildroot.org/results/1c4e0dab5917e5559a97f7cf7a99e30a2b561fc9

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
---
 package/usbguard/Config.in | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/package/usbguard/Config.in b/package/usbguard/Config.in
index 41f19dc1a0..ca6d52034b 100644
--- a/package/usbguard/Config.in
+++ b/package/usbguard/Config.in
@@ -6,6 +6,7 @@ config BR2_PACKAGE_USBGUARD
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # protobuf
 	depends on !BR2_STATIC_LIBS # libqb, protobuf
 	depends on !BR2_TOOLCHAIN_USES_MUSL
+	depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_64735 # std::future
 	select BR2_PACKAGE_PROTOBUF
 	select BR2_PACKAGE_LIBQB
 	select BR2_PACKAGE_LIBSODIUM if !BR2_PACKAGE_LIBGCRYPT && !BR2_PACKAGE_LIBOPENSSL
@@ -23,3 +24,7 @@ comment "usbguard needs a glibc or uClibc toolchain w/ C++, threads, dynamic lib
 		|| BR2_STATIC_LIBS || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 \
 		|| BR2_TOOLCHAIN_USES_MUSL
 	depends on BR2_PACKAGE_PROTOBUF_ARCH_SUPPORTS
+
+comment "usbguard needs a toolchain not affected by GCC bug 64735"
+	depends on BR2_PACKAGE_PROTOBUF_ARCH_SUPPORTS
+	depends on BR2_TOOLCHAIN_HAS_GCC_BUG_64735


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