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package main
import (
"bufio"
"os"
"reflect"
"sync"
"go.lindenii.runxiyu.org/lindenii-common/misc"
"go.lindenii.runxiyu.org/lindenii-common/scfg"
)
var config struct {
Server_name string `scfg:"server_name"`
Inbox_path string `scfg:"inbox_path"`
}
var config_mutex sync.RWMutex
func load_config(path string) error {
config_file, err := os.Open(path)
if err != nil {
return err
}
decoder := scfg.NewDecoder(bufio.NewReader(config_file))
if func() error {
config_mutex.Lock()
defer config_mutex.Unlock()
err = decoder.Decode(&config)
if err != nil {
return err
}
return nil
}() != nil {
return err
}
return nil
}
var directories struct {
inbox misc.Dir_t
}
var directories_mutex sync.RWMutex
func prepare_dirs() error {
directories_mutex.Lock()
defer directories_mutex.Unlock()
var err error
directories.inbox, err = misc.Open_directory_readonly(config.Inbox_path)
if err != nil {
return err
}
return nil
}
// clean_up_dirs closes all directories. It should only be called before
// program exit.
func clean_up_dirs() {
directories_mutex.Lock()
defer directories_mutex.Unlock()
directories_rv := reflect.ValueOf(directories)
directories_rt := directories_rv.Type()
for i := range directories_rt.NumField() {
dir, ok := directories_rv.Field(i).Interface().(misc.Dir_t)
if !ok {
panic("directories contains a field that's not misc.Dir_t")
}
dir.Close()
}
}
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