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fix: fix build on qemu-user

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In qemu-user, CACHELINE_SIZE probe is undefined

Signed-off-by: Han Gao <gaohan@iscas.ac.cn>
This commit is contained in:
Han Gao 2023-01-10 01:12:20 +08:00
parent bdd471fa17
commit 48960c2293
3 changed files with 16 additions and 2 deletions
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3
CMakeLists.txt
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@ -481,7 +481,8 @@ execute_process(
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
if(CACHELINE_SIZE STREQUAL ""
OR CACHELINE_SIZE EQUAL 0
OR CACHELINE_SIZE EQUAL -1)
OR CACHELINE_SIZE EQUAL -1
OR CACHELINE_SIZE EQUAL "undefined")
set(ZMQ_CACHELINE_SIZE 64)
else()
set(ZMQ_CACHELINE_SIZE ${CACHELINE_SIZE})

13
RELICENSE/hangao.md Normal file
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@ -0,0 +1,13 @@
# Permission to Relicense under MPLv2 or any other OSI approved license chosen by the current ZeroMQ BDFL
This is a statement by Han Gao that grants permission to relicense its copyrights in the libzmq C++
library (ZeroMQ) under the Mozilla Public License v2 (MPLv2) or any other
Open Source Initiative approved license chosen by the current ZeroMQ
BDFL (Benevolent Dictator for Life).
A portion of the commits made by the Github handle "Rabenda", with
commit author "Han Gao <gaohan@iscas.ac.cn>" or "Han Gao <rabenda.cn@gmail.com>", are copyright of Han Gao .
This document hereby grants the libzmq project team to relicense libzmq,
including all past, present and future contributions of the author listed above.
Han Gao 2023/01/10

2
acinclude.m4
View File

@ -1254,7 +1254,7 @@ AC_DEFUN([LIBZMQ_CHECK_CACHELINE], [{
AC_CHECK_TOOL(libzmq_getconf, getconf)
if ! test "x$libzmq_getconf" = "x"; then
zmq_cacheline_size=$($libzmq_getconf LEVEL1_DCACHE_LINESIZE 2>/dev/null || echo 64)
if test "x$zmq_cacheline_size" = "x0" -o "x$zmq_cacheline_size" = "x-1"; then
if test "x$zmq_cacheline_size" = "x0" -o "x$zmq_cacheline_size" = "x-1" -o "x$zmq_cacheline_size" = "xundefined"; then
# getconf on some architectures does not know the size, try to fallback to
# the value the kernel knows on Linux
zmq_cacheline_size=$(cat /sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size 2>/dev/null || echo 64)