With the logging infrastructure in place this patch add a new user: file type of stream backed-up by a std file descriptor. Signed-off-by: Marius Vlad <marius.vlad@collabora.com>dev
parent
dad882a12e
commit
8b3ab3cd9b
@ -0,0 +1,100 @@ |
||||
/*
|
||||
* Copyright © 2019 Collabora Ltd. |
||||
* |
||||
* Permission is hereby granted, free of charge, to any person obtaining |
||||
* a copy of this software and associated documentation files (the |
||||
* "Software"), to deal in the Software without restriction, including |
||||
* without limitation the rights to use, copy, modify, merge, publish, |
||||
* distribute, sublicense, and/or sell copies of the Software, and to |
||||
* permit persons to whom the Software is furnished to do so, subject to |
||||
* the following conditions: |
||||
* |
||||
* The above copyright notice and this permission notice (including the |
||||
* next paragraph) shall be included in all copies or substantial |
||||
* portions of the Software. |
||||
* |
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
||||
* SOFTWARE. |
||||
*/ |
||||
|
||||
#include "config.h" |
||||
|
||||
#include <libweston/weston-log.h> |
||||
#include "helpers.h" |
||||
#include <libweston/libweston.h> |
||||
|
||||
#include "weston-log-internal.h" |
||||
|
||||
#include <stdio.h> |
||||
|
||||
/** File type of stream
|
||||
*/ |
||||
struct weston_debug_log_file { |
||||
struct weston_log_subscriber base; |
||||
FILE *file; |
||||
}; |
||||
|
||||
static struct weston_debug_log_file * |
||||
to_weston_debug_log_file(struct weston_log_subscriber *sub) |
||||
{ |
||||
return container_of(sub, struct weston_debug_log_file, base); |
||||
} |
||||
|
||||
static void |
||||
weston_log_file_write(struct weston_log_subscriber *sub, |
||||
const char *data, size_t len) |
||||
{ |
||||
struct weston_debug_log_file *stream = to_weston_debug_log_file(sub); |
||||
fwrite(data, len, 1, stream->file); |
||||
} |
||||
|
||||
/** Creates a file type of subscriber
|
||||
* |
||||
* Should be destroyed using weston_log_subscriber_destroy_log() |
||||
* |
||||
* @param dump_to if specified, used for writing data to |
||||
* @returns a weston_log_subscriber object or NULL in case of failure |
||||
* |
||||
* @sa weston_log_subscriber_destroy_log |
||||
* |
||||
*/ |
||||
WL_EXPORT struct weston_log_subscriber * |
||||
weston_log_subscriber_create_log(FILE *dump_to) |
||||
{ |
||||
struct weston_debug_log_file *file = zalloc(sizeof(*file)); |
||||
|
||||
if (!file) |
||||
return NULL; |
||||
|
||||
if (dump_to) |
||||
file->file = dump_to; |
||||
else |
||||
file->file = stderr; |
||||
|
||||
|
||||
file->base.write = weston_log_file_write; |
||||
file->base.destroy = NULL; |
||||
file->base.complete = NULL; |
||||
|
||||
wl_list_init(&file->base.subscription_list); |
||||
|
||||
return &file->base; |
||||
} |
||||
|
||||
/** Destroy the subscriber created with weston_log_subscriber_create_log
|
||||
* |
||||
* @param subscriber the weston_log_subscriber object to destroy |
||||
* |
||||
*/ |
||||
WL_EXPORT void |
||||
weston_log_subscriber_destroy_log(struct weston_log_subscriber *subscriber) |
||||
{ |
||||
struct weston_debug_log_file *file = to_weston_debug_log_file(subscriber); |
||||
free(file); |
||||
} |
Loading…
Reference in new issue