/* GNU Mailutils -- a suite of utilities for electronic mail Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #include <stdlib.h> #include <mailutils/error.h> #include <mailutils/sys/lockfile.h> int lockfile_ref (lockfile_t lockfile) { if (lockfile == NULL || lockfile->vtable == NULL || lockfile->vtable->ref == NULL) return MU_ERROR_NOT_SUPPORTED; return lockfile->vtable->ref (lockfile); } void lockfile_destroy (lockfile_t *plockfile) { if (plockfile && *plockfile) { lockfile_t lockfile = *plockfile; if (lockfile->vtable && lockfile->vtable->destroy) lockfile->vtable->destroy (plockfile); *plockfile = NULL; } } int lockfile_lock (lockfile_t lockfile) { if (lockfile == NULL || lockfile->vtable == NULL || lockfile->vtable->lock == NULL) return MU_ERROR_NOT_SUPPORTED; return lockfile->vtable->lock (lockfile); } int lockfile_touchlock (lockfile_t lockfile) { if (lockfile == NULL || lockfile->vtable == NULL || lockfile->vtable->touchlock == NULL) return MU_ERROR_NOT_SUPPORTED; return lockfile->vtable->touchlock (lockfile); } int lockfile_unlock (lockfile_t lockfile) { if (lockfile == NULL || lockfile->vtable == NULL || lockfile->vtable->unlock == NULL) return MU_ERROR_NOT_SUPPORTED; return lockfile->vtable->unlock (lockfile); }