43 lines
1.5 KiB
Diff
43 lines
1.5 KiB
Diff
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From d2061419501bdd6761e9380ed5b91233f6c4e67e Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Fri, 21 May 2021 21:30:04 +0200
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Subject: [PATCH] src/event.cpp: fix build on riscv32
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riscv32 fails to build because __NR_futex is not defined on this
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architecture:
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libs/log/src/event.cpp: In member function 'void boost::log::v2_mt_posix::aux::futex_based_event::wait()':
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libs/log/src/event.cpp:38:29: error: '__NR_futex' was not declared in this scope
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38 | #define BOOST_LOG_SYS_FUTEX __NR_futex
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| ^~~~~~~~~~
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Fixes:
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- http://autobuild.buildroot.org/results/8c8135fd7c0517c66c9b3975c494da6d7934cc1b
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Retrieved from:
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https://github.com/boostorg/log/commit/d2061419501bdd6761e9380ed5b91233f6c4e67e]
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---
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src/event.cpp | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/libs/log/src/event.cpp b/libs/log/src/event.cpp
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index 5485154d7..f576648c6 100644
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--- a/libs/log/src/event.cpp
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+++ b/libs/log/src/event.cpp
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@@ -34,8 +34,13 @@
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// Some Android NDKs (Google NDK and older Crystax.NET NDK versions) don't define SYS_futex
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#if defined(SYS_futex)
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#define BOOST_LOG_SYS_FUTEX SYS_futex
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-#else
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+#elif defined(__NR_futex)
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#define BOOST_LOG_SYS_FUTEX __NR_futex
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+// riscv32 defines a different system call instead of __NR_futex
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+#elif defined(__NR_futex_time64)
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+#define BOOST_LOG_SYS_FUTEX __NR_futex_time64
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+#else
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+#error "Unable to find a suitable futex"
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#endif
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#if defined(FUTEX_WAIT_PRIVATE)
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