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/*
** Copyright 2014, 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 <ctype.h>
#include <string.h>
#include <sys/system_properties.h>
#include <android/log.h>
static int __android_log_level(const char *tag, int def)
{
char buf[PROP_VALUE_MAX];
if (!tag || !*tag) {
return def;
}
{
static const char log_namespace[] = "log.tag.";
char key[sizeof(log_namespace) + strlen(tag)];
strcpy(key, log_namespace);
strcpy(key + sizeof(log_namespace) - 1, tag);
if (__system_property_get(key + 8, buf) <= 0) {
buf[0] = '\0';
}
}
switch (toupper(buf[0])) {
case 'V': return ANDROID_LOG_VERBOSE;
case 'D': return ANDROID_LOG_DEBUG;
case 'I': return ANDROID_LOG_INFO;
case 'W': return ANDROID_LOG_WARN;
case 'E': return ANDROID_LOG_ERROR;
case 'F': /* FALLTHRU */ /* Not officially supported */
case 'A': return ANDROID_LOG_FATAL;
case 'S': return -1; /* ANDROID_LOG_SUPPRESS */
}
return def;
}
int __android_log_is_loggable(int prio, const char *tag, int def)
{
static char user;
int logLevel;
if (user == 0) {
char buf[PROP_VALUE_MAX];
if (__system_property_get("ro.build.type", buf) <= 0) {
buf[0] = '\0';
}
user = strcmp(buf, "user") ? -1 : 1;
}
logLevel = (user == 1) ? def : __android_log_level(tag, def);
return logLevel >= 0 && prio >= logLevel;
}
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