maildir-delete.cc

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#include "maildir.h"
 
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
 
#include <sys/types.h>
#include <sys/stat.h>
 
#include <dirent.h>
#include <unistd.h>
 
using namespace ::std;
using namespace Binc;
 
namespace {
 
  bool recursiveDelete(const string &path)
  {
    DIR *mydir = opendir(path.c_str());
    if (mydir == 0)
      return false;
 
    struct dirent *mydirent;
    while ((mydirent = readdir(mydir)) != 0) {
      string d = mydirent->d_name;
      if (d == "." || d == "..")
        continue;
 
      string f = path + "/" + d;
 
      struct stat mystat;
      if (lstat(f.c_str(), &mystat) != 0) {
        if (errno == ENOENT)
          continue;
        return false;
      }
 
      if (S_ISDIR(mystat.st_mode)) {
        if (!recursiveDelete(f)) {
          closedir(mydir);
          return false;
        }
        if (rmdir(f.c_str()) != 0 && errno != ENOENT) {
          closedir(mydir);
          return false;
        }
      } else {
        if (unlink(f.c_str()) != 0 && errno != ENOENT) {
          closedir(mydir);
          return false;
        }
      }
    }
 
    closedir(mydir);
    return true;
  }
}
 
//------------------------------------------------------------------------
bool Binc::Maildir::deleteMailbox(const string &s_in)
{
  if (s_in == ".") {
    setLastError("disallowed by rule");
    return false;
  }
 
  if (!recursiveDelete(s_in)) {
    setLastError("error deleting Maildir - status is undefined");
    return false;
  }
 
  if (rmdir(s_in.c_str()) != 0) {
    setLastError("error deleting Maildir: " 
                  + string(strerror(errno))
                  + " - status is undefined");
    return false;
  }
 
  return true;
}