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/*
* Copyright (c) CERN 2016
*
* 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.
*/
package gfal2
// #cgo pkg-config: gfal2 gfal_transfer
// #include <gfal_api.h>
//
// void logCallback(const gchar *log_domain, GLogLevelFlags log_level, const gchar *message, gpointer user_data);
import "C"
import (
"unsafe"
)
// Log levels.
const (
LogLevelError = C.G_LOG_LEVEL_ERROR
LogLevelCritical = C.G_LOG_LEVEL_CRITICAL
LogLevelWarning = C.G_LOG_LEVEL_WARNING
LogLevelMessage = C.G_LOG_LEVEL_MESSAGE
LogLevelInfo = C.G_LOG_LEVEL_INFO
LogLevelDebug = C.G_LOG_LEVEL_DEBUG
)
// LogListener is the interface to be implemented by the log handlers.
type LogListener interface {
Log(domain string, level int, msg string)
}
// SetLogLevel set the logging level.
func SetLogLevel(level int) {
C.gfal2_log_set_level(C.GLogLevelFlags(level))
}
// GetLogLevel returns the logging level.
func GetLogLevel() int {
return int(C.gfal2_log_get_level())
}
//export logHandlerWrapper
func logHandlerWrapper(domain *C.char, level C.GLogLevelFlags, msg *C.char, udata C.gpointer) {
logCallback := *(*LogListener)(udata)
logCallback.Log(C.GoString(domain), int(level), C.GoString(msg))
}
// SetLogHandler sets a callback rather than printing to stdout.
func SetLogHandler(handler LogListener) {
C.gfal2_log_set_handler(C.GLogFunc(C.logCallback), C.gpointer(unsafe.Pointer(&handler)))
}
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