Blame src/alias.cc

Packit 8f70b4
/*
Packit 8f70b4
 * lftp - file transfer program
Packit 8f70b4
 *
Packit 8f70b4
 * Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)
Packit 8f70b4
 *
Packit 8f70b4
 * This program is free software; you can redistribute it and/or modify
Packit 8f70b4
 * it under the terms of the GNU General Public License as published by
Packit 8f70b4
 * the Free Software Foundation; either version 3 of the License, or
Packit 8f70b4
 * (at your option) any later version.
Packit 8f70b4
 *
Packit 8f70b4
 * This program is distributed in the hope that it will be useful,
Packit 8f70b4
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit 8f70b4
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Packit 8f70b4
 * GNU General Public License for more details.
Packit 8f70b4
 *
Packit 8f70b4
 * You should have received a copy of the GNU General Public License
Packit 8f70b4
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
Packit 8f70b4
 */
Packit 8f70b4
Packit 8f70b4
#include <config.h>
Packit 8f70b4
Packit 8f70b4
#include <stdlib.h>
Packit 8f70b4
#include "trio.h"
Packit 8f70b4
Packit 8f70b4
#include "alias.h"
Packit 8f70b4
Packit 8f70b4
Alias *Alias::base;
Packit 8f70b4
Packit 8f70b4
void Alias::Add(const char *alias,const char *value)
Packit 8f70b4
{
Packit 8f70b4
   Alias **scan=&bas;;
Packit 8f70b4
   while(*scan)
Packit 8f70b4
   {
Packit 8f70b4
      int dif=strcasecmp((*scan)->alias,alias);
Packit 8f70b4
      if(dif==0)
Packit 8f70b4
      {
Packit 8f70b4
	 (*scan)->value.set(value);
Packit 8f70b4
	 return;
Packit 8f70b4
      }
Packit 8f70b4
      if(dif>0)
Packit 8f70b4
	 break;
Packit 8f70b4
      scan=&((*scan)->next);
Packit 8f70b4
   }
Packit 8f70b4
   *scan=new Alias(alias,value,*scan);
Packit 8f70b4
}
Packit 8f70b4
Packit 8f70b4
void Alias::Del(const char *alias)
Packit 8f70b4
{
Packit 8f70b4
   Alias **scan=&bas;;
Packit 8f70b4
   while(*scan)
Packit 8f70b4
   {
Packit 8f70b4
      int dif=strcasecmp((*scan)->alias,alias);
Packit 8f70b4
      if(dif==0)
Packit 8f70b4
      {
Packit 8f70b4
	 Alias *tmp=(*scan)->next;
Packit 8f70b4
	 delete *scan;
Packit 8f70b4
	 *scan=tmp;
Packit 8f70b4
	 return;
Packit 8f70b4
      }
Packit 8f70b4
      scan=&((*scan)->next);
Packit 8f70b4
   }
Packit 8f70b4
}
Packit 8f70b4
Packit 8f70b4
const char *Alias::Find(const char *alias)
Packit 8f70b4
{
Packit 8f70b4
   Alias *scan=base;
Packit 8f70b4
   while(scan)
Packit 8f70b4
   {
Packit 8f70b4
      int dif=strcasecmp(scan->alias,alias);
Packit 8f70b4
      if(dif==0)
Packit 8f70b4
	 return(scan->value);
Packit 8f70b4
      if(dif>0)
Packit 8f70b4
	 break;
Packit 8f70b4
      scan=scan->next;
Packit 8f70b4
   }
Packit 8f70b4
   return 0;
Packit 8f70b4
}
Packit 8f70b4
Packit 8f70b4
char *Alias::Format()
Packit 8f70b4
{
Packit 8f70b4
   xstring res("");
Packit 8f70b4
   for(Alias *scan=base; scan; scan=scan->next)
Packit 8f70b4
   {
Packit 8f70b4
      res.append("alias ");
Packit 8f70b4
      const char *s=scan->alias;
Packit 8f70b4
      while(*s)
Packit 8f70b4
      {
Packit 8f70b4
	 if(strchr("\" \t\\>|",*s))
Packit 8f70b4
	    res.append('\\');
Packit 8f70b4
	 res.append(*s++);
Packit 8f70b4
      }
Packit 8f70b4
      res.append(' ');
Packit 8f70b4
      s=scan->value;
Packit 8f70b4
Packit 8f70b4
      bool par=false;
Packit 8f70b4
      if(*s==0 || strcspn(s," \t>|")!=strlen(s))
Packit 8f70b4
	 par=true;
Packit 8f70b4
      if(par)
Packit 8f70b4
	 res.append('"');
Packit 8f70b4
      while(*s)
Packit 8f70b4
      {
Packit 8f70b4
	 if(strchr("\"\\",*s))
Packit 8f70b4
	    res.append('\\');
Packit 8f70b4
	 res.append(*s++);
Packit 8f70b4
      }
Packit 8f70b4
      if(par)
Packit 8f70b4
	 res.append('"');
Packit 8f70b4
      res.append('\n');
Packit 8f70b4
   }
Packit 8f70b4
   return res.borrow();
Packit 8f70b4
}