Mercurial > hg > nginx
view auto/types/uintptr_t @ 4690:d91f3c78603e
Changed default alignment to 16.
This fixes alignment problems observerd on ARMs, and likely also needed
for MIPSes. Unless we know alignment is not required just assume we
need 16, which appears to be safe default for all architectures.
See here for details:
http://mailman.nginx.org/pipermail/nginx/2012-June/034139.html
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 18 Jun 2012 14:09:54 +0000 |
parents | 62d8db8c7157 |
children | 434548349838 |
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# Copyright (C) Igor Sysoev # Copyright (C) Nginx, Inc. echo $ngx_n "checking for uintptr_t ...$ngx_c" echo >> $NGX_AUTOCONF_ERR echo "checking for uintptr_t" >> $NGX_AUTOCONF_ERR found=no cat << END > $NGX_AUTOTEST.c #include <sys/types.h> $NGX_INTTYPES_H int main() { uintptr_t i = 0; return (int) i; } END ngx_test="$CC $CC_TEST_FLAGS $CC_AUX_FLAGS \ -o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_LD_OPT" eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1" if [ -x $NGX_AUTOTEST ]; then echo " uintptr_t found" found=yes else echo $ngx_n " uintptr_t not found" $ngx_c fi rm $NGX_AUTOTEST* if [ $found = no ]; then found="uint`expr 8 \* $ngx_ptr_size`_t" echo ", $found used" echo "typedef $found uintptr_t;" >> $NGX_AUTO_CONFIG_H echo "typedef $found intptr_t;" | sed -e 's/u//g' >> $NGX_AUTO_CONFIG_H fi