prune.cc

00001 // --8<--8<--8<--8<--
00002 //
00003 // Copyright (C) 2006 Smithsonian Astrophysical Observatory
00004 //
00005 // This file is part of suplibxx
00006 //
00007 // suplibxx is free software; you can redistribute it and/or
00008 // modify it under the terms of the GNU General Public License
00009 // as published by the Free Software Foundation; either version 2
00010 // of the License, or (at your option) any later version.
00011 //
00012 // suplibxx is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 //
00017 // You should have received a copy of the GNU General Public License
00018 // along with this program; if not, write to the 
00019 //       Free Software Foundation, Inc. 
00020 //       51 Franklin Street, Fifth Floor
00021 //       Boston, MA  02110-1301, USA
00022 //
00023 // -->8-->8-->8-->8--
00024 
00025 #include <iostream>
00026 #include <string>
00027 
00028 using namespace std;
00029 
00030 #include "str.h"
00031 
00032 #define WS " \t\n\r"
00033 
00047 string&
00048 suplib::prune( string& str )
00049 {
00050   str.erase(0, str.find_first_not_of( WS ) );
00051   str.erase( str.find_last_not_of( WS )+1, string::npos );
00052   return str;
00053 }

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