1 | /* Copyright (C) 2001-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <errno.h> |
19 | #include <iconv.h> |
20 | #include <mcheck.h> |
21 | #include <stddef.h> |
22 | #include <stdio.h> |
23 | #include <stdlib.h> |
24 | #include <string.h> |
25 | |
26 | |
27 | static int |
28 | do_test (void) |
29 | { |
30 | char buf[3]; |
31 | const wchar_t wc[1] = L"a" ; |
32 | iconv_t cd; |
33 | char *inptr; |
34 | size_t inlen; |
35 | char *outptr; |
36 | size_t outlen; |
37 | size_t n; |
38 | int e; |
39 | int result = 0; |
40 | |
41 | mtrace (); |
42 | |
43 | cd = iconv_open (tocode: "UCS4" , fromcode: "WCHAR_T" ); |
44 | if (cd == (iconv_t) -1) |
45 | { |
46 | printf (format: "cannot convert from wchar_t to UCS4: %m\n" ); |
47 | exit (status: 1); |
48 | } |
49 | |
50 | inptr = (char *) wc; |
51 | inlen = sizeof (wchar_t); |
52 | outptr = buf; |
53 | outlen = 3; |
54 | |
55 | n = iconv (cd: cd, inbuf: &inptr, inbytesleft: &inlen, outbuf: &outptr, outbytesleft: &outlen); |
56 | e = errno; |
57 | |
58 | if (n != (size_t) -1) |
59 | { |
60 | printf (format: "incorrect iconv() return value: %zd, expected -1\n" , n); |
61 | result = 1; |
62 | } |
63 | |
64 | if (e != E2BIG) |
65 | { |
66 | printf (format: "incorrect error value: %s, expected %s\n" , |
67 | strerror (errnum: e), strerror (E2BIG)); |
68 | result = 1; |
69 | } |
70 | |
71 | if (inptr != (char *) wc) |
72 | { |
73 | puts (s: "inptr changed" ); |
74 | result = 1; |
75 | } |
76 | |
77 | if (inlen != sizeof (wchar_t)) |
78 | { |
79 | puts (s: "inlen changed" ); |
80 | result = 1; |
81 | } |
82 | |
83 | if (outptr != buf) |
84 | { |
85 | puts (s: "outptr changed" ); |
86 | result = 1; |
87 | } |
88 | |
89 | if (outlen != 3) |
90 | { |
91 | puts (s: "outlen changed" ); |
92 | result = 1; |
93 | } |
94 | |
95 | iconv_close (cd: cd); |
96 | |
97 | return result; |
98 | } |
99 | |
100 | #define TEST_FUNCTION do_test () |
101 | #include "../test-skeleton.c" |
102 | |