[PATCH v2 2/4] new: Handle fatal errors in remove_filename and _remove_directory

Mark Walters markwalters1009 at gmail.com
Sun Apr 22 00:34:07 PDT 2012


On Sun, 22 Apr 2012, Austin Clements <amdragon at MIT.EDU> wrote:
> Previously such errors were simply ignored.  Now they cause an
> immediate cleanup and abort.
> ---
>  notmuch-new.c |   25 +++++++++++++++++++------
>  1 files changed, 19 insertions(+), 6 deletions(-)
>
> diff --git a/notmuch-new.c b/notmuch-new.c
> index 15c0b36..92e0489 100644
> --- a/notmuch-new.c
> +++ b/notmuch-new.c
> @@ -785,8 +785,10 @@ remove_filename (notmuch_database_t *notmuch,
>  	add_files_state->renamed_messages++;
>  	if (add_files_state->synchronize_flags == TRUE)
>  	    notmuch_message_maildir_flags_to_tags (message);
> -    } else
> +	status = NOTMUCH_STATUS_SUCCESS;
> +    } else if (status == NOTMUCH_STATUS_SUCCESS) {
>  	add_files_state->removed_messages++;
> +    }
>      notmuch_message_destroy (message);
>      notmuch_database_end_atomic (notmuch);
>      return status;
> @@ -794,12 +796,13 @@ remove_filename (notmuch_database_t *notmuch,
>  
>  /* Recursively remove all filenames from the database referring to
>   * 'path' (or to any of its children). */
> -static void
> +static notmuch_status_t
>  _remove_directory (void *ctx,
>  		   notmuch_database_t *notmuch,
>  		   const char *path,
>  		   add_files_state_t *add_files_state)
>  {
> +    notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
>      notmuch_directory_t *directory;
>      notmuch_filenames_t *files, *subdirs;
>      char *absolute;
> @@ -812,8 +815,10 @@ _remove_directory (void *ctx,
>      {
>  	absolute = talloc_asprintf (ctx, "%s/%s", path,
>  				    notmuch_filenames_get (files));
> -	remove_filename (notmuch, absolute, add_files_state);
> +	status = remove_filename (notmuch, absolute, add_files_state);
>  	talloc_free (absolute);
> +	if (status)
> +	    goto DONE;
>      }
>  
>      for (subdirs = notmuch_directory_get_child_directories (directory);
> @@ -822,11 +827,15 @@ _remove_directory (void *ctx,
>      {
>  	absolute = talloc_asprintf (ctx, "%s/%s", path,
>  				    notmuch_filenames_get (subdirs));
> -	_remove_directory (ctx, notmuch, absolute, add_files_state);
> +	status = _remove_directory (ctx, notmuch, absolute, add_files_state);
>  	talloc_free (absolute);
> +	if (status)
> +	    goto DONE;
>      }
>  
> +  DONE:
>      notmuch_directory_destroy (directory);
> +    return NOTMUCH_STATUS_SUCCESS;

Doesn't this need to be return status or something?

Best wishes

Mark


>  }
>  
>  int
> @@ -944,7 +953,9 @@ notmuch_new_command (void *ctx, int argc, char *argv[])
>  
>      gettimeofday (&tv_start, NULL);
>      for (f = add_files_state.removed_files->head; f && !interrupted; f = f->next) {
> -	remove_filename (notmuch, f->filename, &add_files_state);
> +	ret = remove_filename (notmuch, f->filename, &add_files_state);
> +	if (ret)
> +	    goto DONE;
>  	if (do_print_progress) {
>  	    do_print_progress = 0;
>  	    generic_print_progress ("Cleaned up", "messages",
> @@ -955,7 +966,9 @@ notmuch_new_command (void *ctx, int argc, char *argv[])
>  
>      gettimeofday (&tv_start, NULL);
>      for (f = add_files_state.removed_directories->head, i = 0; f && !interrupted; f = f->next, i++) {
> -	_remove_directory (ctx, notmuch, f->filename, &add_files_state);
> +	ret = _remove_directory (ctx, notmuch, f->filename, &add_files_state);
> +	if (ret)
> +	    goto DONE;
>  	if (do_print_progress) {
>  	    do_print_progress = 0;
>  	    generic_print_progress ("Cleaned up", "directories",
> -- 
> 1.7.9.1
>
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