tests/test_ffi_c_primitives.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 fun opposite(v: Bool): Bool `{
  16         return v == 0;
  17 `}
  18
  19 fun plus_10(v: Char): Char `{
  20         return v + 10;
  21 `}
  22
  23 fun plus_1000(v: Int): Int `{
  24         return v + 1000;
  25 `}
  26
  27 fun multiply_by_100(v: Float): Float `{
  28         return v * 100;
  29 `}
  30
  31 fun plus_0x10(v: Byte): Byte `{
  32         return v + 0x10;
  33 `}
  34
  35 fun print_ns(s: CString) `{
  36         printf("%s\n", s);
  37 `}
  38
  39 print opposite(true)
  40 print opposite(false)
  41
  42 print plus_10('a')
  43
  44 print plus_1000(1234)
  45
  46 print multiply_by_100(123.45)
  47
  48 print plus_0x10(0x2u8)
  49
  50 print_ns("hello world".to_cstring)