From 44bd7e632e57c53f0e2fed212bc44b636daba61c Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Sun, 15 Nov 2020 12:18:53 -0800 Subject: capnproto: Fix build on 32bit arches with 64bit time_t defaults Signed-off-by: Khem Raj --- ...uild-on-32-bit-architectures-using-64-bit.patch | 38 ++++++++++++++++++++++ .../recipes-devtools/capnproto/capnproto_0.8.0.bb | 4 ++- 2 files changed, 41 insertions(+), 1 deletion(-) create mode 100644 meta-oe/recipes-devtools/capnproto/capnproto/0001-mutex-Fix-build-on-32-bit-architectures-using-64-bit.patch (limited to 'meta-oe/recipes-devtools/capnproto') diff --git a/meta-oe/recipes-devtools/capnproto/capnproto/0001-mutex-Fix-build-on-32-bit-architectures-using-64-bit.patch b/meta-oe/recipes-devtools/capnproto/capnproto/0001-mutex-Fix-build-on-32-bit-architectures-using-64-bit.patch new file mode 100644 index 0000000000..43da4a9ef7 --- /dev/null +++ b/meta-oe/recipes-devtools/capnproto/capnproto/0001-mutex-Fix-build-on-32-bit-architectures-using-64-bit.patch @@ -0,0 +1,38 @@ +From e2a05a19e9dc51287e19cc9f11fd91449219e361 Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Sun, 15 Nov 2020 12:10:28 -0800 +Subject: [PATCH] mutex: Fix build on 32-bit architectures using 64-bit time_t + +mutex code uses SYS_futex, which it expects from system C library. +in glibc (/usr/include/bits/syscall.h defines it in terms of of NR_futex) +rv32 is using 64bit time_t from get go unlike other 32bit architectures +in glibc, therefore it wont have NR_futex defined but just NR_futex_time64 +this aliases it to NR_futex so that SYS_futex is then defined for rv32 + +Upstream-Status: Submitted [https://github.com/capnproto/capnproto/pull/1103] +Signed-off-by: Khem Raj +--- + c++/src/kj/mutex.c++ | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/c++/src/kj/mutex.c++ b/c++/src/kj/mutex.c++ +index c81cead7..e1594b11 100644 +--- a/c++/src/kj/mutex.c++ ++++ b/c++/src/kj/mutex.c++ +@@ -39,7 +39,13 @@ + + #ifndef SYS_futex + // Missing on Android/Bionic. ++#ifdef __NR_futex + #define SYS_futex __NR_futex ++#elif defined(SYS_futex_time64) ++#define SYS_futex SYS_futex_time64 ++#else ++#error "Need working SYS_futex" ++#endif + #endif + + #ifndef FUTEX_WAIT_PRIVATE +-- +2.29.2 + diff --git a/meta-oe/recipes-devtools/capnproto/capnproto_0.8.0.bb b/meta-oe/recipes-devtools/capnproto/capnproto_0.8.0.bb index 71f94badfa..54e9daee7b 100644 --- a/meta-oe/recipes-devtools/capnproto/capnproto_0.8.0.bb +++ b/meta-oe/recipes-devtools/capnproto/capnproto_0.8.0.bb @@ -5,7 +5,9 @@ SECTION = "console/tools" LICENSE = "MIT" LIC_FILES_CHKSUM = "file://../LICENSE;md5=a05663ae6cca874123bf667a60dca8c9" -SRC_URI = "git://github.com/sandstorm-io/capnproto.git;branch=release-${PV}" +SRC_URI = "git://github.com/sandstorm-io/capnproto.git;branch=release-${PV} \ + file://0001-mutex-Fix-build-on-32-bit-architectures-using-64-bit.patch;patchdir=../ \ + " SRCREV = "57a4ca5af5a7f55b768a9d9d6655250bffb1257f" S = "${WORKDIR}/git/c++" -- cgit 1.2.3-korg