File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / nginx / auto / endianness
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Mon Oct 14 09:20:38 2013 UTC (10 years, 7 months ago) by misho
Branches: nginx, MAIN
CVS tags: v1_4_3p0, v1_4_3, HEAD
v 1.4.3


# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


echo $ngx_n "checking for system byte ordering ...$ngx_c"
echo >> $NGX_ERR
echo "checking for system byte ordering" >> $NGX_ERR


cat << END > $NGX_AUTOTEST.c

int main() {
    int i = 0x11223344;
    char *p;

    p = (char *) &i;
    if (*p == 0x44) return 0;
    return 1;
}

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
    if $NGX_AUTOTEST >/dev/null 2>&1; then
        echo " little endian"
        have=NGX_HAVE_LITTLE_ENDIAN . auto/have
    else
        echo " big endian"
    fi

    rm $NGX_AUTOTEST*

else
    rm $NGX_AUTOTEST*

    echo
    echo "$0: error: cannot detect system byte ordering"
    exit 1
fi

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