platform_system_core/liblog/config_write.c
Tom Cherry d1febd3316 liblog: remove LOGGER_LOCAL
No users ever signed up to use this, so remove it to ease the
refactoring of liblog/libbase.

Bug: 119867234
Test: liblog unit tests
Change-Id: I37b99644112bae7b4a2e3f4d06749db08de4ea14
2019-01-10 10:39:35 -08:00

111 lines
3.7 KiB
C

/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <log/log_transport.h>
#include "config_write.h"
#include "logger.h"
LIBLOG_HIDDEN struct listnode __android_log_transport_write = {
&__android_log_transport_write, &__android_log_transport_write
};
LIBLOG_HIDDEN struct listnode __android_log_persist_write = {
&__android_log_persist_write, &__android_log_persist_write
};
static void __android_log_add_transport(
struct listnode* list, struct android_log_transport_write* transport) {
size_t i;
/* Try to keep one functioning transport for each log buffer id */
for (i = LOG_ID_MIN; i < LOG_ID_MAX; i++) {
struct android_log_transport_write* transp;
if (list_empty(list)) {
if (!transport->available || ((*transport->available)(i) >= 0)) {
list_add_tail(list, &transport->node);
return;
}
} else {
write_transport_for_each(transp, list) {
if (!transp->available) {
return;
}
if (((*transp->available)(i) < 0) &&
(!transport->available || ((*transport->available)(i) >= 0))) {
list_add_tail(list, &transport->node);
return;
}
}
}
}
}
LIBLOG_HIDDEN void __android_log_config_write() {
if ((__android_log_transport == LOGGER_DEFAULT) ||
(__android_log_transport & LOGGER_LOGD)) {
#if (FAKE_LOG_DEVICE == 0)
extern struct android_log_transport_write logdLoggerWrite;
extern struct android_log_transport_write pmsgLoggerWrite;
__android_log_add_transport(&__android_log_transport_write,
&logdLoggerWrite);
__android_log_add_transport(&__android_log_persist_write, &pmsgLoggerWrite);
#else
extern struct android_log_transport_write fakeLoggerWrite;
__android_log_add_transport(&__android_log_transport_write,
&fakeLoggerWrite);
#endif
}
if (__android_log_transport & LOGGER_STDERR) {
extern struct android_log_transport_write stderrLoggerWrite;
/*
* stderr logger should be primary if we can be the only one, or if
* already in the primary list. Otherwise land in the persist list.
* Remember we can be called here if we are already initialized.
*/
if (list_empty(&__android_log_transport_write)) {
__android_log_add_transport(&__android_log_transport_write,
&stderrLoggerWrite);
} else {
struct android_log_transport_write* transp;
write_transport_for_each(transp, &__android_log_transport_write) {
if (transp == &stderrLoggerWrite) {
return;
}
}
__android_log_add_transport(&__android_log_persist_write,
&stderrLoggerWrite);
}
}
}
LIBLOG_HIDDEN void __android_log_config_write_close() {
struct android_log_transport_write* transport;
struct listnode* n;
write_transport_for_each_safe(transport, n, &__android_log_transport_write) {
transport->logMask = 0;
list_remove(&transport->node);
}
write_transport_for_each_safe(transport, n, &__android_log_persist_write) {
transport->logMask = 0;
list_remove(&transport->node);
}
}