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#ifndef SCM_DYNWIND_H
#define SCM_DYNWIND_H
/* Copyright 1995-1996,1998-2000,2003-2004,2006,2008,2011-2012,2018
Free Software Foundation, Inc.
This file is part of Guile.
Guile 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 3 of the License, or
(at your option) any later version.
Guile 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 Guile. If not, see
<https://www.gnu.org/licenses/>. */
#include "libguile/dynstack.h"
SCM_API SCM scm_dynamic_wind (SCM thunk1, SCM thunk2, SCM thunk3);
SCM_INTERNAL void scm_init_dynwind (void);
SCM_API void scm_swap_bindings (SCM vars, SCM vals);
typedef enum {
SCM_F_DYNWIND_REWINDABLE = SCM_F_DYNSTACK_FRAME_REWINDABLE
} scm_t_dynwind_flags;
typedef enum {
SCM_F_WIND_EXPLICITLY = SCM_F_DYNSTACK_WINDER_EXPLICIT
} scm_t_wind_flags;
SCM_API void scm_dynwind_begin (scm_t_dynwind_flags);
SCM_API void scm_dynwind_end (void);
SCM_API void scm_dynwind_unwind_handler (void (*func) (void *), void *data,
scm_t_wind_flags);
SCM_API void scm_dynwind_rewind_handler (void (*func) (void *), void *data,
scm_t_wind_flags);
SCM_API void scm_dynwind_unwind_handler_with_scm (void (*func) (SCM), SCM data,
scm_t_wind_flags);
SCM_API void scm_dynwind_rewind_handler_with_scm (void (*func) (SCM), SCM data,
scm_t_wind_flags);
SCM_API void scm_dynwind_free (void *mem);
#endif /* SCM_DYNWIND_H */
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