Mercurial > hg > nginx-quic
view auto/types/sizeof @ 4448:539355d9e675 stable-1.0
Merge of r4404:
Fixed sched_setaffinity(2) to correctly pass size.
Second argument (cpusetsize) is size in bytes, not in bits. Previously
used constant 32 resulted in reading of uninitialized memory and caused
EINVAL to be returned on some Linux kernels.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Sun, 05 Feb 2012 19:25:24 +0000 |
parents | 400711951595 |
children | d620f497c50f |
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# Copyright (C) Igor Sysoev echo $ngx_n "checking for $ngx_type size ...$ngx_c" cat << END >> $NGX_AUTOCONF_ERR ---------------------------------------- checking for $ngx_type size END ngx_size= cat << END > $NGX_AUTOTEST.c #include <sys/types.h> #include <sys/time.h> $NGX_INCLUDE_UNISTD_H #include <signal.h> #include <sys/resource.h> $NGX_INCLUDE_INTTYPES_H $NGX_INCLUDE_AUTO_CONFIG_H int main() { printf("%d", sizeof($ngx_type)); return 0; } END ngx_test="$CC $CC_TEST_FLAGS $CC_AUX_FLAGS \ -o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_LD_OPT $ngx_feature_libs" eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1" if [ -x $NGX_AUTOTEST ]; then ngx_size=`$NGX_AUTOTEST` echo " $ngx_size bytes" fi rm -f $NGX_AUTOTEST case $ngx_size in 4) if [ "$ngx_type"="long" ]; then ngx_max_value=2147483647L else ngx_max_value=2147483647 fi ngx_max_len='(sizeof("-2147483648") - 1)' ;; 8) if [ "$ngx_type"="long long" ]; then ngx_max_value=9223372036854775807LL else ngx_max_value=9223372036854775807L fi ngx_max_len='(sizeof("-9223372036854775808") - 1)' ;; *) echo echo "$0: error: can not detect $ngx_type size" echo "----------" >> $NGX_AUTOCONF_ERR cat $NGX_AUTOTEST.c >> $NGX_AUTOCONF_ERR echo "----------" >> $NGX_AUTOCONF_ERR echo $ngx_test >> $NGX_AUTOCONF_ERR echo "----------" >> $NGX_AUTOCONF_ERR exit 1 esac