diff options
Diffstat (limited to 'src/libtracker-common/tracker-file-utils.c')
| -rw-r--r-- | src/libtracker-common/tracker-file-utils.c | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/src/libtracker-common/tracker-file-utils.c b/src/libtracker-common/tracker-file-utils.c index 277d44ae9..c4ad77e63 100644 --- a/src/libtracker-common/tracker-file-utils.c +++ b/src/libtracker-common/tracker-file-utils.c @@ -44,53 +44,6 @@ #define TEXT_SNIFF_SIZE 4096 -static GHashTable *file_locks = NULL; - -#ifndef LOCK_EX - -/* Required on Solaris */ -#define LOCK_EX 1 -#define LOCK_SH 2 -#define LOCK_UN 3 -#define LOCK_NB 4 - -static int flock(int fd, int op) -{ - int rc = 0; - -#if defined(F_SETLK) && defined(F_SETLKW) - struct flock fl = {0}; - - switch (op & (LOCK_EX|LOCK_SH|LOCK_UN)) { - case LOCK_EX: - fl.l_type = F_WRLCK; - break; - - case LOCK_SH: - fl.l_type = F_RDLCK; - break; - - case LOCK_UN: - fl.l_type = F_UNLCK; - break; - - default: - errno = EINVAL; - return -1; - } - - fl.l_whence = SEEK_SET; - rc = fcntl (fd, op & LOCK_NB ? F_SETLK : F_SETLKW, &fl); - - if (rc && (errno == EAGAIN)) - errno = EWOULDBLOCK; -#endif /* defined(F_SETLK) && defined(F_SETLKW) */ - - return rc; -} - -#endif /* LOCK_EX */ - int tracker_file_open_fd (const gchar *path) { @@ -698,180 +651,6 @@ tracker_path_has_write_access_or_was_created (const gchar *path) } gboolean -tracker_file_lock (GFile *file) -{ - gint fd, retval; - gchar *path; - - g_return_val_if_fail (G_IS_FILE (file), FALSE); - - if (G_UNLIKELY (!file_locks)) { - file_locks = g_hash_table_new_full ((GHashFunc) g_file_hash, - (GEqualFunc) g_file_equal, - (GDestroyNotify) g_object_unref, - NULL); - } - - /* Don't try to lock twice */ - if (g_hash_table_lookup (file_locks, file) != NULL) { - return TRUE; - } - - if (!g_file_is_native (file)) { - return FALSE; - } - - path = g_file_get_path (file); - - if (!path) { - return FALSE; - } - - fd = open (path, O_RDONLY); - - if (fd < 0) { -//LCOV_EXCL_START - gchar *uri; - - uri = g_file_get_uri (file); - g_warning ("Could not open '%s'", uri); - g_free (uri); - g_free (path); - - return FALSE; -//LCOV_EXCL_STOP - } - - retval = flock (fd, LOCK_EX); - - if (retval == 0) { - g_hash_table_insert (file_locks, - g_object_ref (file), - GINT_TO_POINTER (fd)); - } else { -//LCOV_EXCL_START - gchar *uri; - - uri = g_file_get_uri (file); - g_warning ("Could not lock file '%s'", uri); - g_free (uri); - close (fd); -//LCOV_EXCL_STOP - } - - g_free (path); - - return (retval == 0); -} - -gboolean -tracker_file_unlock (GFile *file) -{ - gint retval, fd; - - g_return_val_if_fail (G_IS_FILE (file), TRUE); - - if (!file_locks) { - return TRUE; - } - - fd = GPOINTER_TO_INT (g_hash_table_lookup (file_locks, file)); - - if (fd == 0) { - /* File wasn't actually locked */ - return TRUE; - } - - retval = flock (fd, LOCK_UN); - - if (retval < 0) { -//LCOV_EXCL_START - gchar *uri; - - uri = g_file_get_uri (file); - g_warning ("Could not unlock file '%s'", uri); - g_free (uri); - - return FALSE; -//LCOV_EXCL_STOP - } - - g_hash_table_remove (file_locks, file); - close (fd); - - return TRUE; -} - -gboolean -tracker_file_is_locked (GFile *file) -{ - GFileInfo *file_info; - gboolean retval = FALSE; - gchar *path; - gint fd; - - g_return_val_if_fail (G_IS_FILE (file), FALSE); - - if (!g_file_is_native (file)) { - return FALSE; - } - - /* Handle regular files; skip pipes and alike */ - file_info = g_file_query_info (file, - G_FILE_ATTRIBUTE_STANDARD_TYPE, - G_FILE_QUERY_INFO_NONE, - NULL, - NULL); - - if (!file_info) { - return FALSE; - } - - if (g_file_info_get_file_type (file_info) != G_FILE_TYPE_REGULAR) { - g_object_unref (file_info); - return FALSE; - } - - g_object_unref (file_info); - - path = g_file_get_path (file); - - if (!path) { - return FALSE; - } - - fd = open (path, O_RDONLY); - - if (fd < 0) { - gchar *uri; - - uri = g_file_get_uri (file); - g_warning ("Could not open '%s'", uri); - g_free (uri); - g_free (path); - - return FALSE; - } - - /* Check for locks */ - retval = flock (fd, LOCK_SH | LOCK_NB); - - if (retval < 0) { - if (errno == EWOULDBLOCK) { - retval = TRUE; - } - } else { - /* Oops, call was successful, unlock again the file */ - flock (fd, LOCK_UN); - } - - close (fd); - g_free (path); - - return retval; -} - -gboolean tracker_file_is_hidden (GFile *file) { GFileInfo *file_info; |