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# Copyright (C) Igor Sysoev
echo $ngx_n "checking for $ngx_type printf() format ...$ngx_c"
cat << END >> $NGX_AUTOCONF_ERR
----------------------------------------
checking for $ngx_type printf() format
END
ngx_format=no
ngx_comma=
ngx_fmt_x=
for ngx_fmt in $ngx_formats
do
cat << END > $NGX_AUTOTEST.c
int main() {
printf("$ngx_fmt", ($ngx_type) $ngx_max_value);
return 0;
}
END
ngx_test="$CC $CC_TEST_FLAGS $CC_WARN $CC_AUX_FLAGS \
-o $NGX_AUTOTEST $NGX_AUTOTEST.c"
eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1"
ngx_max_val=`echo $ngx_max_value | sed -e "s/L*\$//"`
if [ -x $NGX_AUTOTEST ]; then
if [ "`$NGX_AUTOTEST`" = $ngx_max_val ]; then
ngx_format=$ngx_fmt
fi
fi
rm $NGX_AUTOTEST
if [ $ngx_format != no ]; then
break
fi
ngx_fmt_x=`echo $ngx_fmt | sed -e "s/d/X/"`
echo $ngx_n "$ngx_comma \"${ngx_fmt_x}\" is not appropriate$ngx_c"
ngx_comma=","
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
done
if [ $ngx_format = no ]; then
echo "$0: error: printf() $ngx_type format not found"
exit 1
fi
if [ $ngx_ptr_size = 4 ]; then
ngx_fmt_x="%0`expr 2 \* $ngx_ptr_size`"
else
ngx_fmt_x="%"
fi
ngx_format=`echo $ngx_format | sed -e "s/d/X/" -e "s/^%/$ngx_fmt_x/"`
echo "$ngx_comma \"${ngx_format}\" used"
cat << END >> $NGX_AUTO_CONFIG_H
#ifndef $ngx_fmt_name
#define $ngx_fmt_name "$ngx_format"
#endif
END
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