190 lines
5.7 KiB
C
190 lines
5.7 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2016,2017,2018,2019,2020,2021 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MES_MES_H
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#define __MES_MES_H
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#include <sys/types.h>
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#include "mes/cc.h"
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struct scm
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{
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long type;
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union
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{
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struct scm *car;
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long car_value;
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char *bytes;
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long length;
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struct scm *ref;
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struct scm *variable;
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struct scm *macro;
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long port;
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};
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union
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{
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struct scm *cdr;
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long cdr_value;
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struct scm *closure;
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struct scm *continuation;
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char *name;
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struct scm *string;
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struct scm *structure;
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long value;
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FUNCTION function;
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struct scm *vector;
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};
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};
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/* M2-Planet does not support pointer arithmetic. Explicitly compensate
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for that by multiplying with M2_CELL_SIZE when using cell
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pointers. */
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#if __M2__
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#define M2_CELL_SIZE sizeof (struct scm)
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#else
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#define M2_CELL_SIZE 1
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#endif
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/* mes */
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extern char *g_datadir;
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extern int g_debug;
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extern char *g_buf;
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extern int g_continuations;
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extern struct scm *g_symbols;
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extern struct scm *g_symbol_max;
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extern int g_mini;
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/* a/env */
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extern struct scm *R0;
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/* param 1 */
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extern struct scm *R1;
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/* save 2 */
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extern struct scm *R2;
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/* continuation */
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extern struct scm *R3;
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/* current-module */
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extern struct scm *M0;
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/* macro */
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extern struct scm *g_macros;
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extern struct scm *g_ports;
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/* gc */
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extern size_t ARENA_SIZE;
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extern size_t MAX_ARENA_SIZE;
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extern size_t STACK_SIZE;
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extern size_t JAM_SIZE;
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extern size_t GC_SAFETY;
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extern size_t MAX_STRING;
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extern char *g_arena;
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extern struct scm *cell_arena;
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extern struct scm *cell_zero;
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extern struct scm *g_free;
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extern struct scm *g_symbol;
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extern struct scm **g_stack_array;
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extern struct scm *g_cells;
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extern struct scm *g_news;
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extern long g_stack;
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extern size_t gc_count;
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extern struct timespec *gc_start_time;
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extern struct timespec *gc_end_time;
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extern size_t gc_time;
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extern char **__execl_c_argv;
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extern char *__open_boot_buf;
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extern char *__open_boot_file_name;
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extern char *__setenv_buf;
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extern char *__reader_read_char_buf;
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extern struct timespec *g_start_time;
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extern struct timeval *__gettimeofday_time;
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extern struct timespec *__get_internal_run_time_ts;
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struct scm *cast_charp_to_scmp (char const *i);
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struct scm **cast_charp_to_scmpp (char const *i);
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char *cast_voidp_to_charp (void const *i);
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long cast_scmp_to_long (struct scm *i);
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char *cast_scmp_to_charp (struct scm *i);
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struct scm *alloc (long n);
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struct scm *apply (struct scm *f, struct scm *x, struct scm *a);
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struct scm *apply_builtin (struct scm *fn, struct scm *x);
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struct scm *apply_builtin0 (struct scm *fn);
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struct scm *apply_builtin1 (struct scm *fn, struct scm *x);
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struct scm *apply_builtin2 (struct scm *fn, struct scm *x, struct scm *y);
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struct scm *apply_builtin3 (struct scm *fn, struct scm *x, struct scm *y, struct scm *z);
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struct scm *builtin_name (struct scm *builtin);
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struct scm *cstring_to_list (char const *s);
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struct scm *cstring_to_symbol (char const *s);
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struct scm *cell_ref (struct scm *cell, long index);
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struct scm *fdisplay_ (struct scm *, int, int);
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struct scm *init_symbols ();
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struct scm *init_time (struct scm *a);
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struct scm *make_builtin_type ();
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struct scm *make_bytes (char const *s, size_t length);
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struct scm *make_cell (long type, struct scm *car, struct scm *cdr);
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struct scm *make_pointer_cell (long type, long car, void *cdr);
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struct scm *make_value_cell (long type, long car, long cdr);
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struct scm *make_char (int n);
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struct scm *make_continuation (long n);
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struct scm *make_hash_table_ (long size);
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struct scm *make_hashq_type ();
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struct scm *make_initial_module (struct scm *a);
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struct scm *make_macro (struct scm *name, struct scm *x);
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struct scm *make_number (long n);
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struct scm *make_ref (struct scm *x);
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struct scm *make_string (char const *s, size_t length);
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struct scm *make_string0 (char const *s);
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struct scm *make_string_port (struct scm *x);
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struct scm *make_vector_ (long k, struct scm *e);
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struct scm *mes_builtins (struct scm *a);
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struct scm *push_cc (struct scm *p1, struct scm *p2, struct scm *a, struct scm *c);
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struct scm *struct_ref_ (struct scm *x, long i);
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struct scm *struct_set_x_ (struct scm *x, long i, struct scm *e);
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struct scm *vector_ref_ (struct scm *x, long i);
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struct scm *vector_set_x_ (struct scm *x, long i, struct scm *e);
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FUNCTION builtin_function (struct scm *builtin);
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char *cell_bytes (struct scm *x);
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int peekchar ();
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int readchar ();
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int unreadchar ();
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long gc_free ();
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long length__ (struct scm *x);
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size_t bytes_cells (size_t length);
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void assert_max_string (size_t i, char const *msg, char const *string);
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void assert_msg (int check, char *msg);
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void assert_number (char const *name, struct scm *x);
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void copy_cell (struct scm *to, struct scm *from);
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void gc_ ();
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void gc_dump_arena (struct scm *cells, long size);
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void gc_init ();
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void gc_peek_frame ();
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void gc_pop_frame ();
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void gc_push_frame ();
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void gc_stats_ (char const* where);
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void init_symbols_ ();
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long seconds_and_nanoseconds_to_long (long s, long ns);
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#include "mes/builtins.h"
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#include "mes/constants.h"
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#include "mes/symbols.h"
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#endif /* __MES_MES_H */
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