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  1. /*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis
  2.  *
  3.  *  This program is free software; you can redistribute it and/or modify
  4.  *  it under the terms of the GNU General Public License as published by
  5.  *  the Free Software Foundation; either version 2 of the License, or
  6.  *  (at your option) any later version.
  7.  *
  8.  *  This program is distributed in the hope that it will be useful,
  9.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11.  *  GNU General Public License for more details.
  12.  *
  13.  *  You should have received a copy of the GNU General Public License
  14.  *  along with this program; if not, write to the Free Software
  15.  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  16.  */
  17.  
  18. /* directory manipulation routines. */
  19.  
  20. /* remove a tree */
  21. int remove_tree(char *dirname)
  22. {
  23.     DIR *sdir;
  24.     struct dirent *f;
  25.     struct stat dst;
  26.  
  27.     sdir=opendir(dirname);
  28.     if(sdir==NULL) {   /* Cannot open session directory. */
  29.       return -1;
  30.     }
  31.     while((f=readdir(sdir))!=NULL) {
  32.       char fname[MAX_LINELEN+1];
  33.       if(strcmp(".",f->d_name)==0 || strcmp("..",f->d_name)==0) continue;
  34.       snprintf(fname,sizeof(fname),"%s/%s",dirname,f->d_name);
  35.       if(lstat(fname,&dst)) continue;
  36.       if(S_ISDIR(dst.st_mode)) remove_tree(fname);
  37.       else remove(fname);
  38.     }
  39.     closedir(sdir);
  40.     if(rmdir(dirname)<0) { /* Cannot remove directory. */
  41.       return -1;
  42.     }
  43.     return 0;
  44. }
  45.  
  46. /* recursively generate a directory structure */
  47. void mkdirs(char *s)
  48. {
  49.     struct stat st;
  50.     if(stat(s,&st)==-1) {
  51.       if(strrchr(s,'/')!=NULL) {
  52.           char buf[MAX_FNAME+1];
  53.           mystrncpy(buf,s,sizeof(buf));
  54.           *strrchr(buf,'/')=0; mkdirs(buf);
  55.       }
  56.       mkdir(s,S_IRWXU|S_IRWXG|S_IRWXO);
  57.     }
  58. }
  59.  
  60.