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Code Issues Releases Wiki Activity

* add mu_maildir_clear_links to remove symlinks from a maildir

This commit is contained in:
Dirk-Jan C. Binnema 2010-01-03 13:40:40 +02:00
parent e0de3a97e4
commit 340dd1f94e
2 changed files with 77 additions and 4 deletions
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69
src/mu-maildir.c
View File

@ -88,7 +88,7 @@ _create_noindex (const char *path)
gboolean
mu_maildir_mkmdir (const char* path, int mode, gboolean noindex)
mu_maildir_mkmdir (const char* path, mode_t mode, gboolean noindex)
{
g_return_val_if_fail (path, FALSE);
@ -308,8 +308,9 @@ _ignore_dir_entry (struct dirent *entry)
}
static MuResult
process_dir_entry (const char* path,struct dirent *entry,
MuMaildirWalkMsgCallback cb_msg, MuMaildirWalkDirCallback cb_dir,
process_dir_entry (const char* path, struct dirent *entry,
MuMaildirWalkMsgCallback cb_msg,
MuMaildirWalkDirCallback cb_dir,
void *data)
{
char* fullpath;
@ -448,3 +449,65 @@ mu_maildir_walk (const char *path, MuMaildirWalkMsgCallback cb_msg,
static gboolean
_clear_links (const gchar* dirname, DIR *dir)
{
struct dirent *entry;
gboolean rv;
g_message ("clearlinks: %s", dirname);
rv = TRUE;
while ((entry = readdir (dir)) && rv) {
char fullpath[4096];
size_t len;
/* ignore dot thingies */
if (entry->d_name && entry->d_name[0] == '.')
continue;
/* ignore non-links / non-dirs */
if (entry->d_type != DT_LNK && entry->d_type != DT_DIR)
continue;
len = snprintf (fullpath, sizeof(fullpath), "%s%c%s",
dirname, G_DIR_SEPARATOR, entry->d_name);
if (len == sizeof(fullpath)) {
g_warning ("name is too long: %s", fullpath);
continue;
}
if (entry->d_type == DT_LNK) {
if (unlink (fullpath) != 0) {
g_warning ("error unlinking %s: %s",
fullpath, strerror(errno));
rv = FALSE;
}
} else /* == DT_DIR, see check before*/
rv = mu_maildir_clear_links (fullpath);
}
return rv;
}
gboolean
mu_maildir_clear_links (const gchar* path)
{
DIR *dir;
gboolean rv;
g_return_val_if_fail (path, FALSE);
dir = opendir (path);
if (!dir) {
g_warning ("failed to open %s: %s", path, strerror(errno));
return FALSE;
}
g_message ("remove symlinks from %s", path);
rv = _clear_links (path, dir);
closedir (dir);
return rv;
}

12
src/mu-maildir.h
View File

@ -37,7 +37,7 @@
*
* @return TRUE if creation succeeded, FALSE otherwise
*/
gboolean mu_maildir_mkmdir (const char* path, int mode, gboolean noindex);
gboolean mu_maildir_mkmdir (const char* path, mode_t mode, gboolean noindex);
/**
@ -97,4 +97,14 @@ typedef MuResult (*MuMaildirWalkDirCallback)
MuResult mu_maildir_walk (const char *path, MuMaildirWalkMsgCallback cb_msg,
MuMaildirWalkDirCallback cb_dir, void *data);
/**
* recursively delete all the symbolic links in a directory tree
*
* @param dir top dir
*
* @return TRUE if it worked, FALSE in case of error
*/
gboolean mu_maildir_clear_links (const gchar* dir);
#endif /*__MU_MAILDIR_H__*/