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2aa62f2b | 1 | /** @file\r |
2 | Implementation of perror as declared in <stdio.h>.\r | |
3 | \r | |
4 | Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials are licensed and made available\r | |
6 | under the terms and conditions of the BSD License that accompanies this\r | |
7 | distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php.\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | Portions Copyright (c) 1990, 1993\r | |
14 | The Regents of the University of California. All rights reserved.\r | |
15 | \r | |
16 | Redistribution and use in source and binary forms, with or without\r | |
17 | modification, are permitted provided that the following conditions\r | |
18 | are met:\r | |
19 | - Redistributions of source code must retain the above copyright\r | |
20 | notice, this list of conditions and the following disclaimer.\r | |
21 | - Redistributions in binary form must reproduce the above copyright\r | |
22 | notice, this list of conditions and the following disclaimer in the\r | |
23 | documentation and/or other materials provided with the distribution.\r | |
24 | - Neither the name of the University nor the names of its contributors\r | |
25 | may be used to endorse or promote products derived from this software\r | |
26 | without specific prior written permission.\r | |
27 | \r | |
28 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"\r | |
29 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r | |
30 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r | |
31 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE\r | |
32 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r | |
33 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r | |
34 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r | |
35 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r | |
36 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r | |
37 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r | |
38 | POSSIBILITY OF SUCH DAMAGE.\r | |
39 | \r | |
40 | NetBSD: perror.c,v 1.24 2006/01/26 11:13:42 kleink Exp\r | |
41 | perror.c 8.1 (Berkeley) 6/4/93\r | |
42 | **/\r | |
43 | #include <LibConfig.h>\r | |
44 | \r | |
45 | #include "namespace.h"\r | |
46 | #include <errno.h>\r | |
47 | #include <limits.h>\r | |
48 | #include <stdio.h>\r | |
49 | #include <string.h>\r | |
50 | #include "extern.h"\r | |
51 | \r | |
52 | /*\r | |
53 | * Since perror() is not allowed to change the contents of strerror()'s\r | |
54 | * static buffer, both functions supply their own buffers to strerror_r().\r | |
55 | */\r | |
56 | \r | |
57 | void\r | |
58 | perror(const char *s)\r | |
59 | {\r | |
60 | static char buf[ASCII_STRING_MAX];\r | |
61 | const char *separator;\r | |
62 | \r | |
63 | if (s == NULL)\r | |
64 | s = "";\r | |
65 | if (*s == '\0')\r | |
66 | separator = "";\r | |
67 | else\r | |
68 | separator = ": ";\r | |
69 | \r | |
70 | (void)strerror_r(errno, buf, sizeof(buf));\r | |
71 | (void)fprintf(stderr, "%s%s%s\n", s, separator, buf);\r | |
72 | }\r |