1 /* Copyright (C) 2010 Free Software Foundation, Inc.
3 * This library is free software; you can redistribute it and/or
4 * modify it under the terms of the GNU Lesser General Public License
5 * as published by the Free Software Foundation; either version 3 of
6 * the License, or (at your option) any later version.
8 * This library is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public
14 * License along with this library; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 #define SCM_F_PROMPT_ESCAPE 0x1
25 #define SCM_PROMPT_P(x) (!SCM_IMP (x) && SCM_TYP7(x) == scm_tc7_prompt)
26 #define SCM_PROMPT_FLAGS(x) (SCM_CELL_WORD ((x), 0) >> 8)
27 #define SCM_PROMPT_ESCAPE_P(x) (SCM_PROMPT_FLAGS (x) & SCM_F_PROMPT_ESCAPE)
28 #define SCM_PROMPT_TAG(x) (SCM_CELL_OBJECT ((x), 1))
29 #define SCM_PROMPT_REGISTERS(x) ((struct scm_prompt_registers*)SCM_CELL_WORD ((x), 2))
30 #define SCM_PROMPT_DYNENV(x) (SCM_CELL_OBJECT ((x), 3))
31 #define SCM_PROMPT_HANDLER(x) (SCM_CELL_OBJECT ((x), 4))
33 #define SCM_PROMPT_SETJMP(p) (SCM_I_SETJMP (SCM_PROMPT_REGISTERS (p)->regs))
35 struct scm_prompt_registers
45 SCM_INTERNAL SCM
scm_c_make_prompt (SCM vm
, SCM k
, scm_t_uint8 escape_only_p
,
47 SCM_INTERNAL SCM
scm_c_abort (SCM vm
, SCM tag
, size_t n
, SCM
*argv
) SCM_NORETURN
;
48 SCM_INTERNAL SCM
scm_at_abort (SCM tag
, SCM args
) SCM_NORETURN
;
51 SCM_INTERNAL
void scm_init_control (void);
54 #endif /* SCM_CONTROL_H */