source: mainline/kernel/generic/include/print.h@ 855e0d8

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 855e0d8 was d16fc78, checked in by Martin Decky <martin@…>, 15 years ago
  • verify the correctness of printf()'s and friends' attributes in compile time (use NVERIFY_PRINTF define to suppress the checks)
  • separate non-C99 compliant printf() checks to a standalone 'print5' test and u

se NVERIFY_PRINTF for it

  • improve 'print2' test (use portable constant macros and explicit types)
  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Copyright (c) 2001-2004 Jakub Jermar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup generic
30 * @{
31 */
32/** @file
33 */
34
35#ifndef KERN_PRINT_H_
36#define KERN_PRINT_H_
37
38#include <typedefs.h>
39#include <stdarg.h>
40
41#ifndef NVERIFY_PRINTF
42
43#define PRINTF_ATTRIBUTE(start, end) \
44 __attribute__((format(gnu_printf, start, end)))
45
46#else /* NVERIFY_PRINTF */
47
48#define PRINTF_ATTRIBUTE(start, end)
49
50#endif /* NVERIFY_PRINTF */
51
52#define EOF (-1)
53
54extern int puts(const char *s);
55extern int printf(const char *fmt, ...)
56 PRINTF_ATTRIBUTE(1, 2);
57extern int snprintf(char *str, size_t size, const char *fmt, ...)
58 PRINTF_ATTRIBUTE(3, 4);
59
60extern int vprintf(const char *fmt, va_list ap);
61extern int vsnprintf(char *str, size_t size, const char *fmt, va_list ap);
62
63#endif
64
65/** @}
66 */
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