Commit Graph

6 Commits

Author SHA1 Message Date
Jan (janneke) Nieuwenhuizen e21ee56574
core: Prepare for M2-Planet: if (foo).
Rewrite C-constructs not supported by M2-Planet

    if (foo)              -> if (foo != 0)

* src/posix.c: Rewrite C-constructs not supported by M2-Planet.
(current_input_port): Likewise.
* src/display.c (display_helper): : Likewise.
* src/eval-apply.c (expand_variable_): : Likewise.
(eval_apply): : Likewise.
* src/mes.c (open_boot): : Likewise.
* src/reader.c (reader_read_identifier_or_number): : Likewise.
* src/symbols.c (init_symbol): : Likewise.
2020-12-29 18:11:03 +01:00
Jan (janneke) Nieuwenhuizen 136ea63d27
core: Prepare for M2-Planet: M2_CELL_SIZE.
* src/gc.c (M2_CELL_SIZE): Hack for missing pointer arithmetic in
M2-Planet.
(gc_init, alloc, make_cell, gc_up_arena, gc_copy, gc_loop, gc_): Use it.
2020-12-29 18:11:02 +01:00
Jan (janneke) Nieuwenhuizen 9284df5ba3
core: Prepare for pointer cells.
* include/mes/cc.h: Prepare for pointer-based cells.
* include/mes/macros.h[POINTER_CELLS]: Alternative set of macros.
* include/mes/mes.h (struct scm)[POINTER_CELLS]: Alternative definition.
* src/gc.c (copy_cell, copy_news): New function.
* include/mes/mes.h: Declare them.
2020-12-29 18:10:58 +01:00
Jan (janneke) Nieuwenhuizen 5abf71249c
core: Create symbols dynamically.
* include/mes/symbols.h: New file.
* include/mes/mes.hh: Include it.
* include/mes/constants.h: Remove symbol constants.
* src/symbols.c (init_symbols): Create symbols dynamically.
* build-aux/mes-snarf.scm (snarf-symbols): Update.
2020-12-29 18:10:58 +01:00
Jan (janneke) Nieuwenhuizen 2ec586b773
core: Remove macros from cell creation: make_char .. make_string.
* src/gc.c (make_char, make_continuation, make_macro, make_number,
make_ref, make_string0, make_string_port): New function.
(make_string): Move from string.c.
* include/mes/macros.h (MAKE_CHAR, MAKE_CONTINUATION, MAKE_MACRO,
MAKE_NUMBER, MAKE_REF, MAKE_STRING0, MAKE_STRING_PORT): Remove macro.
Update users.
* include/mes/m2.h: Likewise.
2020-12-29 18:10:57 +01:00
Jan (janneke) Nieuwenhuizen b5c0369a3b
core: Split-out symbol.c.
* src/mes.c (init_symbol, mes_symbols): Move to ..
* src/symbol.c: New file.
* build-aux/configure-lib.sh (mes_SOURCES): Add it.
* simple.make: Likewise.
* include/mes/mes.h: Declare init_symbols.
2020-12-29 18:10:56 +01:00