Merge: doc: fixed some typos and other misc. corrections
[nit.git] / tests / test_ffi_c_strings.nit
1 # This file is part of NIT ( http://www.nitlanguage.org ).
2 #
3 # Copyright 2013 Alexis Laferrière <alexis.laf@xymus.net>
4 #
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
8 #
9 # http://www.apache.org/licenses/LICENSE-2.0
10 #
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
16
17 fun print_cstring(cstr: CString) `{
18 printf("cstr-> %s\n", cstr);
19 `}
20
21 fun get_cstring: CString `{
22 return "char* from C";
23 `}
24
25 fun print_string(str: String) import String.to_cstring `{
26 printf("str-> %s\n", String_to_cstring(str) );
27 `}
28
29 fun get_string: String import CString.to_s, String.output `{
30 String str = CString_to_s("Nit string from C");
31 String_output(str);
32 printf("\n");
33 return str;
34 `}
35
36 print_cstring( "char* to C".to_cstring )
37
38 var cstr = get_cstring
39 print cstr.cstring_length
40 print_cstring cstr
41
42 print_string( "Nit string to C" )
43
44 var str = get_string
45 print str.length
46 print str