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/* Zutils - Utilities dealing with compressed files
Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Antonio Diaz Diaz.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
bool next_filename( std::list< std::string > & filenames,
std::string & input_filename, bool & error,
const bool recursive, const bool ignore_stdin = false,
const bool no_messages = false )
{
while( !filenames.empty() )
{
input_filename = filenames.front();
filenames.pop_front();
if( input_filename.empty() || input_filename == "-" )
{
if( ignore_stdin ) continue;
input_filename.clear(); return true;
}
if( recursive )
{
struct stat st;
if( stat( input_filename.c_str(), &st ) == 0 && S_ISDIR( st.st_mode ) )
{
DIR * const dirp = opendir( input_filename.c_str() );
if( !dirp )
{
if( !no_messages )
show_error2( "Can't open directory", input_filename.c_str() );
error = true; continue;
}
std::list< std::string > tmp_list;
while( true )
{
const struct dirent * const entryp = readdir( dirp );
if( !entryp ) { closedir( dirp ); break; }
std::string tmp_name( entryp->d_name );
if( tmp_name != "." && tmp_name != ".." )
tmp_list.push_back( input_filename + "/" + tmp_name );
}
filenames.splice( filenames.begin(), tmp_list );
continue;
}
}
return true;
}
input_filename.clear();
return false;
}
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