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* mu-maildir: tentative support for filesystems without d_type in dirent 

(untested)
This commit is contained in:
Dirk-Jan C. Binnema 2010-01-15 08:45:39 +02:00
parent 79ef6fe87a
commit 223e3f95b0
1 changed files with 43 additions and 1 deletions
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44
src/mu-maildir.c
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@ -88,6 +88,7 @@ _create_noindex (const char *path)
}
gboolean
mu_maildir_mkmdir (const char* path, mode_t mode, gboolean noindex)
{
@ -278,6 +279,37 @@ _has_noindex_file (const char *path)
return FALSE;
}
/* if the file system does not support entry->d_type, we add it ourselves
* this is slower (extra stat) but at least it works
*/
static gboolean
_set_dtype (const char* path, struct dirent *entry)
{
struct stat statbuf;
char fullpath[4096];
snprintf (fullpath, sizeof(fullpath), "%s%c%s",
path, G_DIR_SEPARATOR, entry->d_name);
if (stat (fullpath, &statbuf) != 0) {
g_warning ("stat failed on %s: %s", fullpath,
strerror(errno));
return FALSE;
}
/* we only care about dirs, regular files and links */
if (S_ISREG (statbuf.st_mode))
entry->d_type = DT_REG;
else if (S_ISDIR (statbuf.st_mode))
entry->d_type = DT_DIR;
else if (S_ISLNK (statbuf.st_mode))
entry->d_type = DT_LNK;
return TRUE;
}
static gboolean
_ignore_dir_entry (struct dirent *entry)
{
@ -398,8 +430,14 @@ process_dir (const char* path, MuMaildirWalkMsgCallback msg_cb,
/* we sort the inodes, which makes file-access much faster on
some filesystems, such as ext3fs */
lst = NULL;
while ((entry = readdir (dir)))
while ((entry = readdir (dir))) {
/* handle FSs that don't support entry->d_type */
if (entry->d_type == DT_UNKNOWN)
_set_dtype (path, entry);
lst = g_list_prepend (lst, _dirent_copy(entry));
}
c = lst = g_list_sort (lst, (GCompareFunc)_dirent_cmp);
for (c = lst, result = MU_OK; c && result == MU_OK; c = c->next)
@ -469,6 +507,10 @@ _clear_links (const gchar* dirname, DIR *dir)
/* ignore dot thingies */
if (entry->d_name && entry->d_name[0] == '.')
continue;
/* handle FSs that don't support entry->d_type */
if (entry->d_type == DT_UNKNOWN)
_set_dtype (dirname, entry);
/* ignore non-links / non-dirs */
if (entry->d_type != DT_LNK && entry->d_type != DT_DIR)