416 lines
15 KiB
C
416 lines
15 KiB
C
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/* externs.h
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* Copyright 1984-2017 Cisco Systems, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* This file sets up platform-dependent includes and extern declarations
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* for Scheme globals not intended for use outside of the system (prefixed
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* with S_). Scheme globals intended for use outside of the system
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* (prefixed with S) are declared in scheme.h
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <time.h>
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#ifndef WIN32
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#include <unistd.h>
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#if (machine_type == machine_type_i3qnx || machine_type == machine_type_ti3qnx)
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off64_t lseek64(int,off64_t,int);
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#endif
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#endif
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#ifdef SOLARIS
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#include <fcntl.h>
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#include <sys/wait.h>
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#include <setjmp.h>
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#endif
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#ifdef WIN32
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#include <fcntl.h>
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#include <direct.h> /* for _getcwd */
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#include <setjmp.h>
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#endif
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#if !defined(NORETURN)
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# if defined(__GNUC__) || defined(__clang__)
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# define NORETURN __attribute__((noreturn))
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# elif defined(_MSC_VER)
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# define NORETURN __declspec(noreturn)
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# else
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# define NORETURN
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# endif /* defined(__GNUC__) || defined(__clang__) */
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#endif /* !defined(NORETURN) */
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/* external procedure declarations */
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/* prototypes gen. by ProtoGen Version 0.31 (Haydn Huntley) 1/18/93 */
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/* alloc.c */
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extern void S_alloc_init(void);
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extern void S_protect(ptr *p);
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extern void S_reset_scheme_stack(ptr tc, iptr n);
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extern void S_reset_allocation_pointer(ptr tc);
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extern ptr S_compute_bytes_allocated(ptr xg, ptr xs);
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extern ptr S_find_more_room(ISPC s, IGEN g, iptr n, ptr old);
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extern void S_dirty_set(ptr *loc, ptr x);
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extern void S_mark_card_dirty(uptr card, IGEN to_g);
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extern void S_scan_dirty(ptr **p, ptr **endp);
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extern void S_scan_remembered_set(void);
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extern void S_get_more_room(void);
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extern ptr S_get_more_room_help(ptr tc, uptr ap, uptr type, uptr size);
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extern ptr S_cons_in(ISPC s, IGEN g, ptr car, ptr cdr);
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extern ptr S_symbol(ptr name);
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extern ptr S_rational(ptr n, ptr d);
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extern ptr S_tlc(ptr keyval, ptr tconc, ptr next);
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extern ptr S_vector_in(ISPC s, IGEN g, iptr n);
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extern ptr S_vector(iptr n);
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extern ptr S_fxvector(iptr n);
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extern ptr S_bytevector(iptr n);
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extern ptr S_null_immutable_vector(void);
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extern ptr S_null_immutable_fxvector(void);
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extern ptr S_null_immutable_bytevector(void);
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extern ptr S_null_immutable_string(void);
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extern ptr S_record(iptr n);
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extern ptr S_closure(ptr cod, iptr n);
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extern ptr S_mkcontinuation(ISPC s, IGEN g, ptr nuate, ptr stack,
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iptr length, iptr clength, ptr link, ptr ret, ptr winders);
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extern ptr S_inexactnum(double rp, double ip);
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extern ptr S_exactnum(ptr a, ptr b);
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extern ptr S_thread(ptr tc);
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extern ptr S_string(const char *s, iptr n);
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extern ptr S_bignum(ptr tc, iptr n, IBOOL sign);
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extern ptr S_code(ptr tc, iptr type, iptr n);
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extern ptr S_relocation_table(iptr n);
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extern ptr S_weak_cons(ptr car, ptr cdr);
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/* fasl.c */
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extern void S_fasl_init(void);
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ptr S_fasl_read(INT fd, IFASLCODE situation, ptr path);
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ptr S_bv_fasl_read(ptr bv, ptr path);
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ptr S_boot_read(INT fd, const char *path);
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char *S_format_scheme_version(uptr n);
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char *S_lookup_machine_type(uptr n);
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extern void S_set_code_obj(char *who, IFASLCODE typ, ptr p, iptr n,
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ptr x, iptr o);
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extern ptr S_get_code_obj(IFASLCODE typ, ptr p, iptr n, iptr o);
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/* flushcache.c */
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extern void S_record_code_mod(ptr tc, uptr addr, uptr bytes);
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extern void S_flush_instruction_cache(ptr tc);
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extern void S_flushcache_init(void);
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/* foreign.c */
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extern void S_foreign_init(void);
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extern void S_foreign_entry(void);
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/* gcwrapper.c */
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extern void S_ptr_tell(ptr p);
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extern void S_addr_tell(ptr p);
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extern void S_gc_init(void);
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#ifndef WIN32
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extern void S_register_child_process(INT child);
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#endif /* WIN32 */
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extern void S_fixup_counts(ptr counts);
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extern void S_do_gc(IGEN max_cg, IGEN min_tg, IGEN max_tg);
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extern void S_gc(ptr tc, IGEN max_cg, IGEN min_tg, IGEN max_tg);
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extern void S_gc_init(void);
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extern void S_set_maxgen(IGEN g);
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extern IGEN S_maxgen(void);
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extern void S_set_minfreegen(IGEN g);
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extern IGEN S_minfreegen(void);
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#ifndef WIN32
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extern void S_register_child_process(INT child);
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#endif /* WIN32 */
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extern IBOOL S_enable_object_counts(void);
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extern void S_set_enable_object_counts(IBOOL eoc);
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extern ptr S_object_counts(void);
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extern ptr S_locked_objects(void);
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extern ptr S_unregister_guardian(ptr tconc);
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extern void S_compact_heap(void);
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extern void S_check_heap(IBOOL aftergc);
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/* gc-011.c */
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extern void S_gc_011(ptr tc);
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/* gc-ocd.c */
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extern void S_gc_ocd(ptr tc, IGEN max_cg, IGEN min_tg, IGEN max_tg);
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/* gc-oce.c */
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extern void S_gc_oce(ptr tc, IGEN max_cg, IGEN min_tg, IGEN max_tg);
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/* intern.c */
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extern void S_intern_init(void);
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extern void S_resize_oblist(void);
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extern ptr S_intern(const unsigned char *s);
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extern ptr S_intern_sc(const string_char *s, iptr n, ptr name_str);
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extern ptr S_intern3(const string_char *pname, iptr plen, const string_char *uname, iptr ulen, ptr pname_str, ptr uame_str);
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extern void S_intern_gensym(ptr g);
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extern void S_retrofit_nonprocedure_code(void);
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/* io.c */
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extern IBOOL S_file_existsp(const char *inpath, IBOOL followp);
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extern IBOOL S_file_regularp(const char *inpath, IBOOL followp);
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extern IBOOL S_file_directoryp(const char *inpath, IBOOL followp);
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extern IBOOL S_file_symbolic_linkp(const char *inpath);
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#ifdef WIN32
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extern ptr S_find_files(const char *wildpath);
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#else
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extern ptr S_directory_list(const char *inpath);
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#endif
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extern char *S_malloc_pathname(const char *inpath);
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#ifdef WIN32
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extern wchar_t *S_malloc_wide_pathname(const char *inpath);
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#endif
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extern IBOOL S_fixedpathp(const char *inpath);
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/* compress-io.c */
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extern INT S_zlib_compress_level(INT compress_level);
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extern INT S_lz4_compress_level(INT compress_level);
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extern glzFile S_glzdopen_output(INT fd, INT compress_format, INT compress_level);
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extern glzFile S_glzdopen_input(INT fd);
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extern glzFile S_glzopen_input(const char *path);
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#ifdef WIN32
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extern glzFile S_glzopen_input_w(const wchar_t *path);
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#endif
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extern IBOOL S_glzdirect(glzFile file);
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extern INT S_glzclose(glzFile file);
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extern INT S_glzread(glzFile file, void *buffer, UINT count);
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extern INT S_glzwrite(glzFile file, void *buffer, UINT count);
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extern long S_glzseek(glzFile file, long offset, INT whence);
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extern INT S_glzgetc(glzFile file);
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extern INT S_glzungetc(INT c, glzFile file);
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extern INT S_glzrewind(glzFile file);
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extern void S_glzerror(glzFile file, INT *errnum);
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extern void S_glzclearerr(glzFile fdfile);
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/* new-io.c */
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extern INT S_gzxfile_fd(ptr x);
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extern glzFile S_gzxfile_gzfile(ptr x);
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extern ptr S_new_open_input_fd(const char *filename, IBOOL compressed);
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extern ptr S_new_open_output_fd(
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const char *filename, INT mode,
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IBOOL no_create, IBOOL no_fail, IBOOL no_truncate,
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IBOOL append, IBOOL lock, IBOOL replace, IBOOL compressed);
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extern ptr S_new_open_input_output_fd(
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const char *filename, INT mode,
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IBOOL no_create, IBOOL no_fail, IBOOL no_truncate,
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IBOOL append, IBOOL lock, IBOOL replace, IBOOL compressed);
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extern ptr S_close_fd(ptr file, IBOOL gzflag);
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extern ptr S_compress_input_fd(INT fd, I64 fp);
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extern ptr S_compress_output_fd(INT fd);
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extern ptr S_bytevector_read(ptr file, ptr buffer, iptr start, iptr count, IBOOL gzflag);
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extern ptr S_bytevector_read_nb(ptr file, ptr buffer, iptr start, iptr count, IBOOL gzflag);
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extern ptr S_bytevector_write(ptr file, ptr buffer, iptr start, iptr count, IBOOL gzflag);
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extern ptr S_put_byte(ptr file, INT byte, IBOOL gzflag);
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extern ptr S_get_fd_pos(ptr file, IBOOL gzflag);
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extern ptr S_set_fd_pos(ptr file, ptr pos, IBOOL gzflag);
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extern ptr S_get_fd_non_blocking(ptr file, IBOOL gzflag);
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extern ptr S_set_fd_non_blocking(ptr file, IBOOL x, IBOOL gzflag);
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extern ptr S_get_fd_length(ptr file, IBOOL gzflag);
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extern ptr S_set_fd_length(ptr file, ptr length, IBOOL gzflag);
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extern void S_new_io_init(void);
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extern uptr S_bytevector_compress_size(iptr s_count, INT compress_format);
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extern ptr S_bytevector_compress(ptr dest_bv, iptr d_start, iptr d_count,
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ptr src_bv, iptr s_start, iptr s_count,
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INT compress_format);
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extern ptr S_bytevector_uncompress(ptr dest_bv, iptr d_start, iptr d_count,
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ptr src_bv, iptr s_start, iptr s_count,
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INT compress_format);
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/* thread.c */
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extern void S_thread_init(void);
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extern ptr S_create_thread_object(const char *who, ptr p_tc);
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#ifdef PTHREADS
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extern ptr S_fork_thread(ptr thunk);
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extern scheme_mutex_t *S_make_mutex(void);
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extern void S_mutex_free(scheme_mutex_t *m);
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extern void S_mutex_acquire(scheme_mutex_t *m);
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extern INT S_mutex_tryacquire(scheme_mutex_t *m);
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extern void S_mutex_release(scheme_mutex_t *m);
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extern s_thread_cond_t *S_make_condition(void);
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extern void S_condition_free(s_thread_cond_t *c);
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extern IBOOL S_condition_wait(s_thread_cond_t *c, scheme_mutex_t *m, ptr t);
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extern INT S_activate_thread(void);
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extern void S_unactivate_thread(int mode);
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#endif
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/* scheme.c */
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extern void S_generic_invoke(ptr tc, ptr code);
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/* number.c */
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extern void S_number_init(void);
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extern ptr S_normalize_bignum(ptr x);
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extern IBOOL S_integer_valuep(ptr x);
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extern iptr S_integer_value(const char *who, ptr x);
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extern I64 S_int64_value(char *who, ptr x);
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extern IBOOL S_big_eq(ptr x, ptr y);
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extern IBOOL S_big_lt(ptr x, ptr y);
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extern ptr S_big_negate(ptr x);
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extern ptr S_add(ptr x, ptr y);
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extern ptr S_sub(ptr x, ptr y);
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extern ptr S_mul(ptr x, ptr y);
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extern ptr S_div(ptr x, ptr y);
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extern ptr S_rem(ptr x, ptr y);
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extern ptr S_trunc(ptr x, ptr y);
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extern void S_trunc_rem(ptr tc, ptr x, ptr y, ptr *q, ptr *r);
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extern ptr S_gcd(ptr x, ptr y);
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extern ptr S_ash(ptr x, ptr n);
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extern ptr S_big_positive_bit_field(ptr x, ptr fxstart, ptr fxend);
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extern ptr S_integer_length(ptr x);
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extern ptr S_big_first_bit_set(ptr x);
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extern double S_random_double(U32 m1, U32 m2,
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U32 m3, U32 m4, double scale);
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extern double S_floatify(ptr x);
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extern ptr S_decode_float(double d);
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extern ptr S_logand(ptr x, ptr y);
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extern ptr S_logbitp(ptr k, ptr x);
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extern ptr S_logbit0(ptr k, ptr x);
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extern ptr S_logbit1(ptr k, ptr x);
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extern ptr S_logtest(ptr x, ptr y);
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extern ptr S_logor(ptr x, ptr y);
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extern ptr S_logxor(ptr x, ptr y);
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extern ptr S_lognot(ptr x);
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/* prim.c */
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extern ptr S_lookup_library_entry(iptr n, IBOOL errorp);
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extern ptr S_lookup_c_entry(iptr i);
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extern void S_prim_init(void);
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/* prim5.c */
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extern ptr S_strerror(INT errnum);
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extern void S_prim5_init(void);
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extern void S_dump_tc(ptr tc);
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/* print.c */
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extern void S_print_init(void);
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extern void S_prin1(ptr x);
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/* schsig.c */
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extern ptr S_get_scheme_arg(ptr tc, iptr n);
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extern void S_put_scheme_arg(ptr tc, iptr n, ptr x);
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extern iptr S_continuation_depth(ptr k);
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extern ptr S_single_continuation(ptr k, iptr n);
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extern void S_split_and_resize(void);
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extern void S_handle_overflow(void);
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extern void S_handle_overflood(void);
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extern void S_handle_apply_overflood(void);
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extern void S_overflow(ptr tc, iptr frame_request);
|
||
|
|
extern NORETURN void S_error_reset(const char *s);
|
||
|
|
extern NORETURN void S_error_abort(const char *s);
|
||
|
|
extern NORETURN void S_abnormal_exit(void);
|
||
|
|
extern NORETURN void S_error(const char *who, const char *s);
|
||
|
|
extern NORETURN void S_error1(const char *who, const char *s, ptr x);
|
||
|
|
extern NORETURN void S_error2(const char *who, const char *s, ptr x, ptr y);
|
||
|
|
extern NORETURN void S_error3(const char *who, const char *s, ptr x, ptr y, ptr z);
|
||
|
|
extern NORETURN void S_boot_error(const ptr who, ptr s, ptr args);
|
||
|
|
extern void S_handle_docall_error(void);
|
||
|
|
extern void S_handle_arg_error(void);
|
||
|
|
extern void S_handle_nonprocedure_symbol(void);
|
||
|
|
extern void S_handle_values_error(void);
|
||
|
|
extern void S_handle_mvlet_error(void);
|
||
|
|
extern ptr S_allocate_scheme_signal_queue(void);
|
||
|
|
extern ptr S_dequeue_scheme_signals(ptr tc);
|
||
|
|
extern void S_register_scheme_signal(iptr sig);
|
||
|
|
extern void S_fire_collector(void);
|
||
|
|
extern NORETURN void S_noncontinuable_interrupt(void);
|
||
|
|
extern void S_schsig_init(void);
|
||
|
|
#ifdef DEFINE_MATHERR
|
||
|
|
#include <math.h>
|
||
|
|
extern INT matherr(struct exception *x);
|
||
|
|
#endif /* DEFINE_MATHERR */
|
||
|
|
|
||
|
|
/* segment.c */
|
||
|
|
extern void S_segment_init(void);
|
||
|
|
extern void *S_getmem(iptr bytes, IBOOL zerofill);
|
||
|
|
extern void S_freemem(void *addr, iptr bytes);
|
||
|
|
extern iptr S_find_segments(ISPC s, IGEN g, iptr n);
|
||
|
|
extern void S_free_chunk(chunkinfo *chunk);
|
||
|
|
extern void S_free_chunks(void);
|
||
|
|
extern uptr S_curmembytes(void);
|
||
|
|
extern uptr S_maxmembytes(void);
|
||
|
|
extern void S_resetmaxmembytes(void);
|
||
|
|
extern void S_move_to_chunk_list(chunkinfo *chunk, chunkinfo **pchunk_list);
|
||
|
|
|
||
|
|
/* stats.c */
|
||
|
|
extern void S_stats_init(void);
|
||
|
|
extern ptr S_cputime(void);
|
||
|
|
extern ptr S_realtime(void);
|
||
|
|
extern ptr S_clock_gettime(I32 typeno);
|
||
|
|
extern ptr S_gmtime(ptr tzoff, ptr tspair);
|
||
|
|
extern ptr S_asctime(ptr dtvec);
|
||
|
|
extern ptr S_mktime(ptr dtvec);
|
||
|
|
extern ptr S_unique_id(void);
|
||
|
|
extern void S_gettime(INT typeno, struct timespec *tp);
|
||
|
|
|
||
|
|
/* symbol.c */
|
||
|
|
extern ptr S_symbol_value(ptr sym);
|
||
|
|
extern void S_set_symbol_value(ptr sym, ptr val);
|
||
|
|
|
||
|
|
/* machine-dependent .c files, e.g., x88k.c */
|
||
|
|
#ifdef FLUSHCACHE
|
||
|
|
extern INT S_flushcache_max_gap(void);
|
||
|
|
extern void S_doflush(uptr start, uptr end);
|
||
|
|
#endif
|
||
|
|
extern void S_machine_init(void);
|
||
|
|
|
||
|
|
/* schlib.c */
|
||
|
|
extern void S_initframe(ptr tc, iptr n);
|
||
|
|
extern void S_put_arg(ptr tc, iptr i, ptr x);
|
||
|
|
extern void S_return(void);
|
||
|
|
extern void S_call_help(ptr tc, IBOOL singlep, IBOOL lock_ts);
|
||
|
|
extern void S_call_one_result(void);
|
||
|
|
extern void S_call_any_results(void);
|
||
|
|
|
||
|
|
#ifdef WIN32
|
||
|
|
/* windows.c */
|
||
|
|
extern INT S_getpagesize(void);
|
||
|
|
extern ptr S_LastErrorString(void);
|
||
|
|
extern void *S_ntdlopen(const char *path);
|
||
|
|
extern void *S_ntdlsym(void *h, const char *s);
|
||
|
|
extern ptr S_ntdlerror(void);
|
||
|
|
extern int S_windows_flock(int fd, int operation);
|
||
|
|
extern int S_windows_chdir(const char *pathname);
|
||
|
|
extern int S_windows_chmod(const char *pathname, int mode);
|
||
|
|
extern int S_windows_mkdir(const char *pathname);
|
||
|
|
extern int S_windows_open(const char *pathname, int flags, int mode);
|
||
|
|
extern int S_windows_rename(const char *oldpathname, const char *newpathname);
|
||
|
|
extern int S_windows_rmdir(const char *pathname);
|
||
|
|
extern int S_windows_stat64(const char *pathname, struct STATBUF *buffer);
|
||
|
|
extern int S_windows_system(const char *command);
|
||
|
|
extern int S_windows_unlink(const char *pathname);
|
||
|
|
extern char *S_windows_getcwd(char *buffer, int maxlen);
|
||
|
|
#endif /* WIN32 */
|
||
|
|
|
||
|
|
#ifdef _WIN64
|
||
|
|
extern int S_setjmp(void* jb);
|
||
|
|
extern void S_longjmp(void* jb, int value);
|
||
|
|
#endif /* _WIN64 */
|
||
|
|
|
||
|
|
#ifdef FEATURE_EXPEDITOR
|
||
|
|
/* expeditor.c */
|
||
|
|
extern void S_expeditor_init(void);
|
||
|
|
#endif /* FEATURE_EXPEDITOR */
|
||
|
|
|
||
|
|
/* statics.c */
|
||
|
|
extern void scheme_statics(void);
|