path.c File Reference

Maildir Path handling. More...

#include "config.h"
#include <dirent.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <sys/stat.h>
#include "mutt/lib.h"
#include "path.h"

Include dependency graph for path.c:

Go to the source code of this file.

Functions
int	maildir_path_canon (struct Buffer *path)
	Canonicalise a Mailbox path - Implements MxOps::path_canon() -.
int	maildir_path_is_empty (struct Buffer *path)
	Is the mailbox empty.
enum MailboxType	maildir_path_probe (const char *path, const struct stat *st)
	Is this a Maildir Mailbox? - Implements MxOps::path_probe() -.

Detailed Description

Maildir Path handling.

Authors

• Richard Russon

Copyright

This program 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.

This program 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 this program. If not, see http://www.gnu.org/licenses/.

Definition in file path.c.

Function Documentation

maildir_path_is_empty()

int maildir_path_is_empty

(

struct Buffer *

path

)

Is the mailbox empty.

Parameters

path	Mailbox to check

Return values

1	Mailbox is empty
0	Mailbox contains mail
-1	Error

Definition at line 56 of file path.c.

{
  DIR *dir = NULL;
  struct dirent *de = NULL;
  int rc = 1; /* assume empty until we find a message */
  char realpath[PATH_MAX] = { 0 };
  int iter = 0;
 
  /* Strategy here is to look for any file not beginning with a period */
 
  do
  {
    /* we do "cur" on the first iteration since it's more likely that we'll
     * find old messages without having to scan both subdirs */
    snprintf(realpath, sizeof(realpath), "%s/%s", buf_string(path),
             (iter == 0) ? "cur" : "new");
    dir = mutt_file_opendir(realpath, MUTT_OPENDIR_CREATE);
    if (!dir)
      return -1;
    while ((de = readdir(dir)))
    {
      if (*de->d_name != '.')
      {
        rc = 0;
        break;
      }
    }
    closedir(dir);
    iter++;
  } while (rc && iter < 2);
 
  return rc;
}

Here is the call graph for this function: