alloc_path_name.c

来自「linuxUNIX下跑的一套服务端程序」· C语言 代码 · 共 69 行

/* * 
 *  $Id: alloc_path_name.c 176 2005-06-28 14:47:59Z shawill $
 *  
 *  This file is part of Fenice
 *
 *  Fenice -- Open Media Server
 *
 *  Copyright (C) 2004 by
 *  	
 *	- Giampaolo Mancini	<[e-mail]>
 *	- Francesco Varano	<[e-mail]>
 *	- Marco Penno		<[e-mail]>
 *	- Federico Ridolfo	<[e-mail]>
 *	- Eugenio Menegatti 	<[e-mail]>
 *	- Stefano Cau
 *	- Giuliano Emma
 *	- Stefano Oldrini
 * 
 *  Fenice 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.
 *
 *  Fenice 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 Fenice; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *  
 * */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <fenice/utils.h>
#include <fenice/fnc_log.h>

char *alloc_path_name(char *base_path, char *file_path)
{
  char           *PathName;
  char           *p;
  int             len;

  len = strlen(base_path);

  PathName = malloc(len + strlen(file_path) + 2);
  if (PathName==NULL) {
	  fnc_log(FNC_LOG_FATAL,"Out of memory in alloc_path_name()\n");
	  exit(-1);
  }

  p = base_path + len ; 
  if (len)
    	p--;
  if ((*p == '/') && (*file_path == '/'))
	sprintf(PathName, "%s%s", base_path, file_path + 1);
  else if ((*p != '/') && (*file_path != '/'))
	sprintf(PathName, "%s/%s", base_path, file_path);
  else
	sprintf(PathName, "%s%s", base_path, file_path);

  return (PathName);
}