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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 07:25:46 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 07:25:46 +0000 |
| commit | 5277429a362a9cf4ce649557bf4c8fe0e20c05c0 (patch) | |
| tree | 52cc97728c6fbb7393984dc3db05c5836107fe44 /include/asm | |
| parent | Initial commit. (diff) | |
| download | libtraceevent-upstream.tar.xz libtraceevent-upstream.zip | |
Adding upstream version 1:1.7.1.upstream/1%1.7.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/asm')
| -rw-r--r-- | include/asm/bug.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/asm/bug.h b/include/asm/bug.h new file mode 100644 index 0000000..de8f8fe --- /dev/null +++ b/include/asm/bug.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _TOOLS_ASM_BUG_H +#define _TOOLS_ASM_BUG_H + +#include <linux/compiler.h> +#include <stdio.h> + +#define __WARN_printf(arg...) do { fprintf(stderr, arg); fprintf(stderr, "\n");} while (0) + +#define WARN(condition, format...) ({ \ + int __ret_warn_on = !!(condition); \ + if (unlikely(__ret_warn_on)) \ + __WARN_printf(format); \ + unlikely(__ret_warn_on); \ +}) + +#define WARN_ON(condition) ({ \ + int __ret_warn_on = !!(condition); \ + if (unlikely(__ret_warn_on)) \ + __WARN_printf("assertion failed at %s:%d\n", \ + __FILE__, __LINE__); \ + unlikely(__ret_warn_on); \ +}) + +#define WARN_ON_ONCE(condition) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once && !__warned)) { \ + __warned = true; \ + WARN_ON(1); \ + } \ + unlikely(__ret_warn_once); \ +}) + +#define WARN_ONCE(condition, format...) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once)) \ + if (WARN(!__warned, format)) \ + __warned = 1; \ + unlikely(__ret_warn_once); \ +}) + +#endif /* _TOOLS_ASM_BUG_H */ |