void
tr_sessionLoadSettings( tr_benc * d, const char * configDir, const char * appName )
{
char * filename;
tr_benc fileSettings;
tr_benc sessionDefaults;
tr_benc tmp;
assert( tr_bencIsDict( d ) );
/* initializing the defaults: caller may have passed in some app-level defaults.
* preserve those and use the session defaults to fill in any missing gaps. */
tr_bencInitDict( &sessionDefaults, 0 );
tr_sessionGetDefaultSettings( &sessionDefaults );
tr_bencMergeDicts( &sessionDefaults, d );
tmp = *d; *d = sessionDefaults; sessionDefaults = tmp;
/* if caller didn't specify a config dir, use the default */
if( !configDir || !*configDir )
configDir = tr_getDefaultConfigDir( appName );
/* file settings override the defaults */
filename = tr_buildPath( configDir, "settings.json", NULL );
if( !tr_bencLoadJSONFile( filename, &fileSettings ) ) {
tr_bencMergeDicts( d, &fileSettings );
tr_bencFree( &fileSettings );
}
/* cleanup */
tr_bencFree( &sessionDefaults );
tr_free( filename );
}
static char const* getConfigDir(int argc, char const* const* argv)
{
int c;
char const* configDir = NULL;
char const* optarg;
int const ind = tr_optind;
while ((c = tr_getopt(getUsage(), argc, argv, options, &optarg)) != TR_OPT_DONE)
{
if (c == 'g')
{
configDir = optarg;
break;
}
}
tr_optind = ind;
if (configDir == NULL)
{
configDir = tr_getDefaultConfigDir(MY_NAME);
}
return configDir;
}
static const char*
getConfigDir (int argc, const char ** argv)
{
int c;
const char * configDir = NULL;
const char * optarg;
const int ind = tr_optind;
while ((c = tr_getopt (getUsage (), argc, argv, options, &optarg))) {
if (c == 'g') {
configDir = optarg;
break;
}
}
tr_optind = ind;
if (configDir == NULL)
configDir = tr_getDefaultConfigDir (MY_NAME);
return configDir;
}
