mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-22 17:01:14 +00:00
c0891ac15f
Ship minimal stdarg.h (1 type, 4 macros) as <linux/stdarg.h>. stdarg.h is the only userspace header commonly used in the kernel. GPL 2 version of <stdarg.h> can be extracted from http://archive.debian.org/debian/pool/main/g/gcc-4.2/gcc-4.2_4.2.4.orig.tar.gz Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Ard Biesheuvel <ardb@kernel.org> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* C++ stream style string builder used in KUnit for building messages.
|
|
*
|
|
* Copyright (C) 2019, Google LLC.
|
|
* Author: Brendan Higgins <brendanhiggins@google.com>
|
|
*/
|
|
|
|
#ifndef _KUNIT_STRING_STREAM_H
|
|
#define _KUNIT_STRING_STREAM_H
|
|
|
|
#include <linux/spinlock.h>
|
|
#include <linux/types.h>
|
|
#include <linux/stdarg.h>
|
|
|
|
struct string_stream_fragment {
|
|
struct kunit *test;
|
|
struct list_head node;
|
|
char *fragment;
|
|
};
|
|
|
|
struct string_stream {
|
|
size_t length;
|
|
struct list_head fragments;
|
|
/* length and fragments are protected by this lock */
|
|
spinlock_t lock;
|
|
struct kunit *test;
|
|
gfp_t gfp;
|
|
};
|
|
|
|
struct kunit;
|
|
|
|
struct string_stream *alloc_string_stream(struct kunit *test, gfp_t gfp);
|
|
|
|
int __printf(2, 3) string_stream_add(struct string_stream *stream,
|
|
const char *fmt, ...);
|
|
|
|
int __printf(2, 0) string_stream_vadd(struct string_stream *stream,
|
|
const char *fmt,
|
|
va_list args);
|
|
|
|
char *string_stream_get_string(struct string_stream *stream);
|
|
|
|
int string_stream_append(struct string_stream *stream,
|
|
struct string_stream *other);
|
|
|
|
bool string_stream_is_empty(struct string_stream *stream);
|
|
|
|
int string_stream_destroy(struct string_stream *stream);
|
|
|
|
#endif /* _KUNIT_STRING_STREAM_H */
|