src/filemanager/filenot.c

   1 /*
   2    Wrapper for routines to notify the
   3    tree about the changes made to the directory
   4    structure.
   5
   6    Copyright (C) 2011
   7    The Free Software Foundation, Inc.
   8
   9    Author:
  10    Janne Kukonlehto
  11    Miguel de Icaza
  12
  13    This file is part of the Midnight Commander.
  14
  15    The Midnight Commander is free software: you can redistribute it
  16    and/or modify it under the terms of the GNU General Public License as
  17    published by the Free Software Foundation, either version 3 of the License,
  18    or (at your option) any later version.
  19
  20    The Midnight Commander is distributed in the hope that it will be useful,
  21    but WITHOUT ANY WARRANTY; without even the implied warranty of
  22    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23    GNU General Public License for more details.
  24
  25    You should have received a copy of the GNU General Public License
  26    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  27  */
  28
  29
  30 /** \file  filenot.c
  31  *  \brief Source: wrapper for routines to notify the
  32  *  tree about the changes made to the directory
  33  *  structure.
  34  */
  35
  36 #include <config.h>
  37
  38 #include <errno.h>
  39 #include <string.h>
  40
  41 #include "lib/global.h"
  42 #include "lib/fs.h"
  43 #include "lib/util.h"
  44 #include "lib/vfs/vfs.h"
  45
  46 /*** global variables ****************************************************************************/
  47
  48 /*** file scope macro definitions ****************************************************************/
  49
  50 /*** file scope type declarations ****************************************************************/
  51
  52 /*** file scope variables ************************************************************************/
  53
  54 /*** file scope functions ************************************************************************/
  55 /* --------------------------------------------------------------------------------------------- */
  56
  57 static char *
  58 get_absolute_name (const char *file)
  59 {
  60     char dir[MC_MAXPATHLEN];
  61
  62     if (file[0] == PATH_SEP)
  63         return g_strdup (file);
  64     mc_get_current_wd (dir, MC_MAXPATHLEN);
  65     return concat_dir_and_file (dir, file);
  66 }
  67
  68 /* --------------------------------------------------------------------------------------------- */
  69
  70 static int
  71 my_mkdir_rec (char *s, mode_t mode)
  72 {
  73     char *p, *q;
  74     int result;
  75
  76     if (!mc_mkdir (s, mode))
  77         return 0;
  78     else if (errno != ENOENT)
  79         return -1;
  80
  81     /* FIXME: should check instead if s is at the root of that filesystem */
  82     {
  83         vfs_path_t *vpath = vfs_path_from_str (s);
  84         if (!vfs_file_is_local (vpath))
  85         {
  86             vfs_path_free (vpath);
  87             return -1;
  88         }
  89         vfs_path_free (vpath);
  90     }
  91
  92     if (!strcmp (s, PATH_SEP_STR))
  93     {
  94         errno = ENOTDIR;
  95         return -1;
  96     }
  97
  98     p = concat_dir_and_file (s, "..");
  99     {
 100         vfs_path_t *vpath = vfs_path_from_str (p);
 101         q = vfs_path_to_str (vpath);
 102         vfs_path_free (vpath);
 103     }
 104     g_free (p);
 105
 106     result = my_mkdir_rec (q, mode);
 107     if (result == 0)
 108         result = mc_mkdir (s, mode);
 109
 110     g_free (q);
 111     return result;
 112 }
 113
 114 /* --------------------------------------------------------------------------------------------- */
 115 /*** public functions ****************************************************************************/
 116 /* --------------------------------------------------------------------------------------------- */
 117
 118 int
 119 my_mkdir (const char *s, mode_t mode)
 120 {
 121     int result;
 122     char *my_s;
 123
 124     result = mc_mkdir (s, mode);
 125     if (result)
 126     {
 127         vfs_path_t *vpath;
 128         char *p;
 129         vpath = vfs_path_from_str (s);
 130         p = vfs_path_to_str (vpath);
 131
 132         result = my_mkdir_rec (p, mode);
 133         vfs_path_free (vpath);
 134         g_free (p);
 135     }
 136     if (result == 0)
 137     {
 138         my_s = get_absolute_name (s);
 139
 140 #ifdef FIXME
 141         tree_add_entry (tree, my_s);
 142 #endif
 143
 144         g_free (my_s);
 145     }
 146     return result;
 147 }
 148
 149 /* --------------------------------------------------------------------------------------------- */
 150
 151 int
 152 my_rmdir (const char *s)
 153 {
 154     int result;
 155     char *my_s;
 156 #ifdef FIXME
 157     WTree *tree = 0;
 158 #endif
 159
 160     /* FIXME: Should receive a Wtree! */
 161     result = mc_rmdir (s);
 162     if (result == 0)
 163     {
 164         my_s = get_absolute_name (s);
 165
 166 #ifdef FIXME
 167         tree_remove_entry (tree, my_s);
 168 #endif
 169
 170         g_free (my_s);
 171     }
 172     return result;
 173 }
 174
 175 /* --------------------------------------------------------------------------------------------- */