Commit Graph

73 Commits

Author SHA1 Message Date
Jan Nieuwenhuizen d0a1cc5096
core: Use proper name for %compiler.
* src/mes.c (mes_symbols, bload_env): : Use proper name for %compiler.
2018-10-06 08:43:26 +02:00
Jan Nieuwenhuizen e4e41a30b4
core: Resurrect MES_MINI for non-POSIX.
src/mes.c[MES_MINI,!POSIX]: Resurrect.
2018-10-06 07:25:39 +02:00
Jan Nieuwenhuizen 133013a3d2
core: Support x86_64.
* src/lib.c: Support x86_64.
* src/math.c: Likewise.
* src/mes.c: Likewise.
* src/reader.c: Likewise.
* src/vector.c Likewise.
2018-10-04 21:43:45 +02:00
Jan Nieuwenhuizen bc094d0e1f
core: mes: Prepare for M2-Planet.
* src/mes.c (cal): Refactor to use if instead of switch.
(eval_apply): Likewise.
2018-08-12 16:53:21 +02:00
Jan Nieuwenhuizen 5a6d8c21e0
mescc: Mes C Library: Add x86_64 libc support.
* include/linux/x86_64/syscall.h: New file.
* include/linux/x86/syscall.h: New file.
* lib/linux/x86_64-mes-gcc/mes.c: New file.
* lib/linux/x86-mes/mes.c: Rename from lib/linux/mes.c.
* lib/linux/x86-mes-gcc/mes.c: Rename from lib/linux/gcc.c.
* lib/linux/libc.c: Update includes.
(waitpid)[__x86_64__]: Use wait4.
* build-aux/build-cc.sh: Build libc too.
* lib/x86-mes/x86.M1 (mov____0x8(%ebp),%esi): New macro.
2018-08-11 11:42:30 +02:00
Jan Nieuwenhuizen 46e0641e9c
mescc: Mes C Library: Add x86_64 libc-mini support.
* lib/linux/x86-mes-gcc/mini.c: Rename from lib/linux/mini-gcc.c.
* lib/linux/x86-mes/mini.c: Rename from lib/linux/mini-mes.c.
* lib/linux/x86_64-mes-gcc/crt1.c: Rename from lib/linux/x86_64/crt1.c.
* lib/linux/x86_64-mes-gcc/mini.c: New file.
* build-aux/build-cc.sh: Build libc-mini, scaffold/main, scaffold/hello.
* build-aux/cc64.sh: New file.
2018-08-10 17:05:01 +02:00
Jan Nieuwenhuizen f18e1fea36
build: Make build more autotools-like.
* build-aux/build.sh.in: Move from ./build.sh
* build-aux/check.sh.in: Likewise.
* build-aux/GNUmakefile.in: Likewise.
* build-aux/install.sh.in: Likewise.
* build-aux/uninstall.sh.in: Likewise.
* configure: Substitute them.
* configure.sh: Likewise.
* build-aux/build-cc.sh: Update: use ${srcdest} instead of ${top_builddest}.
* build-aux/build-cc32.sh: Likewise.
* build-aux/build-guile.sh: Likewise.
* build-aux/build-mes.sh: Likewise.
* build-aux/cc-mes.sh: Likewise.
* build-aux/cc.sh: Likewise.
* build-aux/cc32-mes.sh: Likewise.
* build-aux/check-boot.sh: Likewise.
* build-aux/check-mes.sh: Likewise.
* build-aux/check-mescc.sh: Likewise.
* build-aux/config.sh: Likewise.
* build-aux/export.make: Likewise.
* build-aux/mes-snarf.scm: Likewise.
* build-aux/pre-inst-env.in: Likewise.
* build-aux/test.sh: Likewise.
* build-aux/trace.sh: Likewise.
* module/mescc/mescc.scm: Likewise.
* scripts/mescc.in: Likewise.
* src/mes.c: Likewise.
* .gitignore: Likewise.
2018-07-25 08:14:13 +02:00
Jan Nieuwenhuizen 72cb975213
GNU Mes.
Throughout, make these changes

   Copyright headers: GNU Mes
   First mention of name: GNU Mes
   Website: https://www.gnu.org/software/mes
   Git:     git://git.savannah.gnu.org/mes.git
2018-07-22 14:24:36 +02:00
Jan Nieuwenhuizen 4203a427d0
build: Support --srcdir build.
* build-aux/config.sh: New file.
* build-aux/trace.sh: New file.
* build-aux/GNUmakefile.in: New file.
* configure: Support srcdir configure.
* GNUmakefile: Support srcdir build.
* build-aux/build-cc.sh: Likewise.
* build-aux/build-cc32.sh: Likewise.
* build-aux/build-guile.sh: Likewise.
* build-aux/build-mes.sh: Likewise.
* build-aux/cc-mes.sh: Likewise.
* build-aux/cc.sh: Likewise.
* build-aux/cc32-mes.sh: Likewise.
* build-aux/check-mes.sh: Likewise.
* build-aux/check-mescc.sh: Likewise.
* build-aux/export.make: Likewise.
* build-aux/mes-snarf.scm: Likewise.
* build-aux/pre-inst-env.in: Likewise.
* build-aux/test.sh: Likewise.
* build.sh: Likewise.
* check.sh: Likewise.
* install.sh: Likewise.
* module/mescc/mescc.scm: Likewise.
* scripts/mescc.in: Likewise.
* src/mes.c: Likewise.
2018-07-22 00:43:39 +02:00
Jan Nieuwenhuizen 87269a16f6
core: Document number->string INT-MIN failure with gcc-x86.
* src/mes.c (scm_symbol_arch, scm_symbol_compiler): New symbol.
  (mes_symbols, bload_env): Add them.
  (scm_symbol_gnuc, scm_symbol_mesc): Remove.
* scaffold/mini-mes.c: Likewise.
* module/mes/mes-0.scm (%arch, %compiler): New public variable.
* tests/srfi-13.test: Expect number->string INT-MIN to fail for
  gcc-x86.
* HACKING (Bugs): Add it.
2018-07-21 15:20:01 +02:00
Jan Nieuwenhuizen 57cb608b6a
core: Resurrect gcc support.
* src/mes.c (MES_ARENA)[POSIX]: Default to 100000000.
2018-07-21 10:48:31 +02:00
Jan Nieuwenhuizen 542289a3c6
build: Separate Mes and Guile modules.
* scaffold/gc.scm: Move from guile/gc.scm.
* guile/: Remove.
* module/language/paren.mes: Remove.
* mes/module/mes/base.mes: Move from module/mes/.
* mes/module/mes/boot-0.scm: Likewise.
* mes/module/mes/boot-00.scm: Likewise.
* mes/module/mes/boot-01.scm: Likewise.
* mes/module/mes/boot-02.scm: Likewise.
* mes/module/mes/catch.mes: Likewise.
* mes/module/mes/display.mes: Likewise.
* mes/module/mes/fluids.mes: Likewise.
* mes/module/mes/getopt-long.mes: Likewise.
* mes/module/mes/guile.mes: Likewise.
* mes/module/mes/lalr.mes: Likewise.
* mes/module/mes/lalr.scm: Likewise.
* mes/module/mes/let.mes: Likewise.
* mes/module/mes/match.mes: Likewise.
* mes/module/mes/match.scm: Likewise.
* mes/module/mes/mescc.mes: Likewise.
* mes/module/mes/misc.mes: Likewise.
* mes/module/mes/module.mes: Likewise.
* mes/module/mes/optargs.mes: Likewise.
* mes/module/mes/optargs.scm: Likewise.
* mes/module/mes/peg.mes: Likewise.
* mes/module/mes/peg/cache.scm: Likewise.
* mes/module/mes/peg/codegen.scm: Likewise.
* mes/module/mes/peg/simplify-tree.scm: Likewise.
* mes/module/mes/peg/string-peg.scm: Likewise.
* mes/module/mes/peg/using-parsers.scm: Likewise.
* mes/module/mes/pmatch.mes: Likewise.
* mes/module/mes/pmatch.scm: Likewise.
* mes/module/mes/posix.mes: Likewise.
* mes/module/mes/pretty-print.mes: Likewise.
* mes/module/mes/pretty-print.scm: Likewise.
* mes/module/mes/psyntax-0.mes: Likewise.
* mes/module/mes/psyntax-1.mes: Likewise.
* mes/module/mes/psyntax.mes: Likewise.
* mes/module/mes/psyntax.pp: Likewise.
* mes/module/mes/psyntax.ss: Likewise.
* mes/module/mes/quasiquote.mes: Likewise.
* mes/module/mes/quasisyntax.mes: Likewise.
* mes/module/mes/quasisyntax.scm: Likewise.
* mes/module/mes/repl.mes: Likewise.
* mes/module/mes/scm.mes: Likewise.
* mes/module/mes/syntax.mes: Likewise.
* mes/module/mes/syntax.scm: Likewise.
* mes/module/mes/test.mes: Likewise.
* mes/module/mes/tiny-0.mes: Likewise.
* mes/module/mes/type-0.mes: Likewise.
* mes/module/mescc/M1.mes: Likewise.
* mes/module/mescc/as.mes: Likewise.
* mes/module/mescc/bytevectors.mes: Likewise.
* mes/module/mescc/compile.mes: Likewise.
* mes/module/mescc/i386/as.mes: Likewise.
* mes/module/mescc/info.mes: Likewise.
* mes/module/mescc/mescc.mes: Likewise.
* mes/module/mescc/preprocess.mes: Likewise.
* mes/module/nyacc/lalr.mes: Likewise.
* mes/module/nyacc/lang/c99/cpp.mes: Likewise.
* mes/module/nyacc/lang/c99/parser.mes: Likewise.
* mes/module/nyacc/lang/c99/pprint.mes: Likewise.
* mes/module/nyacc/lang/calc/parser.mes: Likewise.
* mes/module/nyacc/lang/util.mes: Likewise.
* mes/module/nyacc/lex.mes: Likewise.
* mes/module/nyacc/parse.mes: Likewise.
* mes/module/nyacc/util.mes: Likewise.
* mes/module/rnrs/arithmetic/bitwise.mes: Likewise.
* mes/module/srfi/srfi-0.mes: Likewise.
* mes/module/srfi/srfi-1.mes: Likewise.
* mes/module/srfi/srfi-1.scm: Likewise.
* mes/module/srfi/srfi-13.mes: Likewise.
* mes/module/srfi/srfi-14.mes: Likewise.
* mes/module/srfi/srfi-16.mes: Likewise.
* mes/module/srfi/srfi-16.scm: Likewise.
* mes/module/srfi/srfi-26.mes: Likewise.
* mes/module/srfi/srfi-26.scm: Likewise.
* mes/module/srfi/srfi-43.mes: Likewise.
* mes/module/srfi/srfi-8.mes: Likewise.
* mes/module/srfi/srfi-9.mes: Likewise.
* mes/module/srfi/srfi-9/gnu.mes: Likewise.
* mes/module/sxml/xpath.mes: Likewise.
* mes/module/sxml/xpath.scm: Likewise.
* module/mes/mes-0.scm: Likewise.
* build-aux/build-guile.sh: Update for new layout.
* build-aux/build-mes.sh: Likewise.
* build-aux/check-boot.sh: Likewise.
* build-aux/check-mescc.sh: Likewise.
* install.sh: Likewise.
* scaffold/boot/51-module.scm: Likewise.
* scaffold/boot/52-define-module.scm: Likewise.
* scripts/mescc: Likewise.
* src/mes.c: Likewise.
* tests/base.test-guile: Likewise.
* tests/boot.test: Likewise.
* tests/srfi-9.test: Likewise.
* mes/include: New symlink.
* mes/lib: New symlink.
* AUTHORS: Update file names.
2018-07-21 07:15:52 +02:00
Jan Nieuwenhuizen a1334148ca
core: Resurrect dump-tiny.
* src/reader.c (dump): Resurrect dump-tiny.
2018-06-18 22:55:23 +02:00
Jan Nieuwenhuizen 8793e0dde3
core: Resurrect loading of boot-0.32-mo. 2018-06-18 18:55:59 +02:00
Jan Nieuwenhuizen 272b522962
build: Use arch-dir.
* lib/x86-mes: Move from stage0.
* build-aux/build-cc.sh: Create libraries in lib/gcc.  Update users.
* build-aux/build-mes.sh: Create libraries in lib/x86-mes.  Update users.
* build-aux/build-mes-gcc.sh: Rename from build-mlibc.sh.  Create
  libraries in lib/x86-mes-gcc.  Update callers.
* build-aux/cc-mes-gcc.sh: Rename from cc-mlibc.sh.  Update callers.
2018-05-29 20:07:46 +02:00
Jan Nieuwenhuizen 2cda87257a
mlibc: Cleanup. 2018-05-29 18:15:22 +02:00
Jan Nieuwenhuizen 58a0b97991
core: Refactor boot-0 loading.
* src/mes.c (load_boot): New function.
  (load_env): Use it.
2018-05-28 18:53:25 +02:00
Jan Nieuwenhuizen 7b476693c2
core: Have core:eval expand macros.
* src/mes.c (core:eval-expand): Remove
  (core:eval-expanded): New variable.
  (eval_apply): Have core:eval expand macros; core:eval-expanded evals
  expanded sexps.
2018-04-28 18:31:10 +02:00
Jan Nieuwenhuizen 1400489a94
Revert "core: Remove pmatch-car, pmatch-cdr hack."
This reverts commit be1e84624ea4a158173f34af923e3c4a3793412a.
2018-04-29 07:46:40 +02:00
Jan Nieuwenhuizen c03449ac5a
core: Remove pmatch-car, pmatch-cdr hack.
* src/mes.c (scm_vm_eval_pmatch_car, scm_vm_eval_pmatch_cdr): Remove
  (eval_apply): Remove cell_vm_eval_pmatch_car,
  cell_vm_eval_pmatch_cdr hack.
  (mes_symbols): Remove cell_symbol_pmatch_car, cell_symbol_pmatch_cdr.
* scaffold/mini-mes.c: Likewise.
* module/mes/guile.scm (mes): Remove pmatch-car, pmatch-cdr.
* module/mes/pmatch.scm (ppat): Use plain car, cdr.
2018-04-28 12:19:40 +02:00
Jan Nieuwenhuizen 6d3fee91b9
Revert "core: length: Check parameter."
This reverts commit 1f52ed35c66febcce16e06868e803a39be7eda41.
2018-04-30 20:47:05 +02:00
Jan Nieuwenhuizen ec85612ac4
core: length: Check parameter.
* src/mes.c (length): Check parameter.
2018-04-30 19:31:00 +02:00
Jan Nieuwenhuizen a937d18c38
build: Simplify, drop make.scm experiment.
* build.sh: Rewrite.
* build-aux/build-cc.sh: New file.
* build-aux/build-mes.sh: New file.
* build-aux/build-mlibc.sh: New file.
* build-aux/cc.sh: New file.
* build-aux/cc-mes.sh: New file.
* build-aux/cc-mlibc.sh: New file.
* install.sh: Update.
* make.scm: Remove.
* guile/guix/make.scm: Remove.
* guile/guix/records.scm: Remove.
* guile/guix/shell-utilsg.scm: Remove.
2018-04-29 18:38:57 +02:00
Jan Nieuwenhuizen 3e6319058a
core: Use length__.
* src/mes.c (check_formals): Use length__.
2018-04-30 21:17:10 +02:00
Jan Nieuwenhuizen 664289c50f
mes-snarf: Support running with Mes.
* build-aux/mes-snarf.scm: Support running with Mes.
2018-04-29 07:56:52 +02:00
Jan Nieuwenhuizen 41fe739463
core: reverse!: Handle empty list.
* src/mes.c (reverse_x_): Handle empty list.
* tests/scm.test ("reverse! ()"): Test it.
2018-04-29 18:14:01 +02:00
Jan Nieuwenhuizen dc24a7f76f
core: Add string ports.
* src/mes.c (type_t): Add TPORT.
  (scm_type_port): New symbol.
  (PORT): New macro.
  (MAKE_STRING_PORT): New macro.
  (eval_apply): Handle string ports in primitive-load.
  (mes_symbols): Add scm_type_port.
* src/posix.c (peekchar): Handle string ports.
  (readchar): New function.  Replace all getchar callers.
  (unreadchar): Likewise.
* module/mes/type-0 (port?): New function.
* module/mes/guile.mes (with-input-from-file): Rewrite.
  (open-input-string): Remove.
* module/mes/guile.scm (guile): Update cell types.
* src/gc.c (gc_loop): Support TPORT.
* src/lib.c (display_helper): Support TPORT.
* module/mes/display.mes (display): Support TPORT.
2018-04-29 17:48:38 +02:00
Jan Nieuwenhuizen c20ef52f6f
mes: assq, assoc-ref: Handle non-A-LISTs.
* src/mes.c (assq): Return #f if A-LIST is not a list.
* module/mes/scm.mes (assoc): Likewise.
2018-04-29 16:17:07 +02:00
Jan Nieuwenhuizen 8911af4aa8
core: Use single definition rule for cell-type.
* src/mes.c (scm_type_char, scm_type_closure, scm_type_continuation,
  scm_type_function, scm_type_keyword, scm_type_macro,
  scm_type_number, scm_type_pair, scm_type_ref, scm_type_special,
  scm_type_string, scm_type_symbol, scm_type_values,
  scm_type_variable, scm_type_vector): New symbol.
  (mes_symbols): Add them.
* module/mes/type-0.mes (<cell:char>, <cell:char>, <cell:closure>,
  <cell:continuation>, <cell:function>, <cell:keyword>, <cell:macro>,
  <cell:number>, <cell:pair>, <cell:ref>, <cell:special>,
  <cell:string>, <cell:symbol>, <cell:values>, <cell:variable>,
  <cell:vector>, <cell:broken-heart): Remove.
* module/mes/boot-0.scm: Likewise.
* module/mes/boot-01.scm: Likewise.
* module/mes/boot-02.scm: Likewise.
* scaffold/boot/20-define-quote.scm: Likewise.
* scaffold/boot/37-closure-lambda.scm: Likewise.
* scaffold/boot/38-simple-format.scm: Likewise.
* scaffold/boot/4c-quasiquote.scm:
* scaffold/boot/4e-string-split.scm: Likewise.
* scaffold/boot/51-module.scm: Likewise.
* scaffold/boot/52-define-module.scm: Likewise.
* scaffold/boot/60-let-syntax.scm: Likewise.
* module/mes/guile.scm: Add some of them.
2018-04-29 13:22:02 +02:00
Jan Nieuwenhuizen e3b929aa87
core: jam-scaper/garbage-collector: Use only one arena.
* src/mes.c (ARENA_SIZE): Lower to 200000.
  (MES_MAX_ARENA): Bump to 300000000.
  (JAM_SIZE): New global.
  (make_cell__): Remove ARENA assert.
  (gc_init_cells): Alloc ARENA_SIZE + JAM_SIZE.
  (mes_symbols): Do not init news.
  (gc_init_news): Remove.
  (main): Initialize JAM_SIZE, consider MES_JAM environment variable.
* src/gc.c (gc_init_news): Move from mes.c.  Start at g_free.
  (gc_flip): Do not flip to g_news, instead copy g_news to cells.
  (gc_up_arena): Realloc to ARENA_SIZE + JAM_SIZE.
  (gc_): Init news.  Only up arena if g_news is safe.
2018-04-25 08:35:05 +02:00
Jan Nieuwenhuizen 630718f134
mes: Guile-like command-line interface.
* module/mes/boot-0.scm (tty?): Guile-like command-line interface.
* scripts/repl.mes: Remove.
* scripts/mescc.mes: Update.
* tests/*.test: Update scripts.
* module/mes/repl.mes (repl): Add ,quit.
2018-04-22 11:51:28 +02:00
Jan Nieuwenhuizen 75444afc21
core: Compile minimal mes with MES_MINI=1.
* src/mes.c: Compile minimal mes with MES_MINI=1.
2018-04-10 21:43:19 +02:00
Jan Nieuwenhuizen 3f943c8cfa
core; reader_read_string: Support escaped characters.
* src/reader.c (reader_read_string): Support escaped characters.
2018-04-22 00:33:50 +02:00
Jan Nieuwenhuizen 7ecec93a88
mes: Resurrect macros in repl.
* src/mes.c (scm_vm_begin_expand): Rename to core:begin-expand.
 (eval_apply): Expose it.
* module/mes/repl.mes (repl): Use it to resurrect macros.
2018-04-21 17:30:14 +02:00
Jan Nieuwenhuizen 833fe991cb
core: Fixes for garbage collector/jam scraper.
* src/gc.c (gc_loop): Do not relocate car of TCLOSURE, TCONTINUATION.
  Check for TBROKEN_HEART.
* src/mes.c (make_closure_): Set car to 0.
  (check_apply): Check for TBROKEN_HEART.  Fixes reporting artificial
  out-of-memory error.
  (eval_apply): Likewise.
* src/vector.c (vector_entry): Only copy TCHAR and TNUMBER.
2018-04-21 13:31:12 +02:00
Jan Nieuwenhuizen 0be441446e
core: drop global_p from variable.
* src/mes (struct scm): Remove field global_p.
 (VARIABLE_GLOBAL_P): Remove.
 (make_variable_): Remove global_p parameter.  Update callers.
* src/lib.c (display_helper): Drop VARIABLE_GLOBAL_P support.
2018-04-21 13:19:54 +02:00
Jan Nieuwenhuizen 4b6d11e990
core: append2, append_reverse, reverse, reverse!: Create less garbage.
* src/mes.c (append_reverse): New function.
  (reverse_x_): New function.
  (append2): Use them to create less garbage.
* module/mes/scm.mes (reverse): Create less garbage.
* module/srfi/srfi-1.mes (reverse!): Rewrite, use core:reverse!.
  (append-reverse): Remove.
2018-04-20 14:38:24 +02:00
Jan Nieuwenhuizen ac0baf84d4
core: Cleanup make_cell, remove tmp cells.
* src/mes.c (make_cell__): New function.
  (make_cell_): Use it.
  (length__): New function.
  (tmp, tmp_num, tmp_num2, tmp_num_, tmp_num2_, make_tmps): Remove.
  Update callers to use make_cell__ directly.
 * src/vector.c (make_vector__): New function.
  (make_vector_): Use it.
2018-04-14 08:15:49 +02:00
Jan Nieuwenhuizen 0d0c7a415b
mes: Move base-0.mes int boot-0.scm.
* module/mes/boot-02.scm: New file, rename from boot-0.scm.
* module/mes/boot-0.scm: Add base-0.mes.
* module/mes/base-0.mes: Remove.
2018-04-14 22:06:28 +02:00
Jan Nieuwenhuizen b200366f27
mes: Unify mlibc-gcc and mes builds.
* make.scm (bin.gcc): Remove stray slash.
* src/mes.c: Unify mlibc-gcc and mes builds.
(gc_init_cells):
(gc_init_news):
(bload_env):
* src/reader.c (reader_read_character):
(reader_read_string):
2018-04-13 08:18:19 +02:00
Jan Nieuwenhuizen 3dc72ce20d
core: Remove local variables from gc.
* src/gc.c (gl_loop): Remove local variables.
2018-04-12 21:33:38 +02:00
Jan Nieuwenhuizen a342791f2b
core: Listen to MES_SAFETY environment variable. 2018-04-12 07:08:09 +02:00
Jan Nieuwenhuizen 1bc4bc7894
core: Remove local variables from eval/apply.
* src/mes.c (eval_apply): Move all variables to global scope.
2018-04-12 07:07:24 +02:00
Jan Nieuwenhuizen 9b9a27b743
core: Remove MesCC reminder. 2018-04-12 07:06:40 +02:00
Jan Nieuwenhuizen 5b30d234cb
core: Update default memory settings.
* src/mes.c (MAX_ARENA_SIZE)[__MESC__]: Set to maximum 172100000.
2018-04-11 20:46:06 +02:00
Jan Nieuwenhuizen b65e57be31
core: Tune debug printing.
* src/mes.c: Tune debug printing.
* src/gc.c: Likewise.
* module/mes/guile.mes: Likewise.
* HACKING: Describe it.
2018-04-09 07:12:38 +02:00
Jan Nieuwenhuizen ad135d3752 doc: Release udpate.
* HACKING: Update.
* INSTALL: Update.
* NEWS: Update.
* README: Update.
* doc/ANNOUNCE-0.12: New file.
* throughout: (janneke) coming out.
2017-11-21 19:22:26 +01:00
Jan Nieuwenhuizen 20f66238c5 core: Workaround for mescc.
* src/mes.c (eval_apply)[__MESC__]: Add reminder for macro_p, global_p.
2018-04-08 07:50:12 +02:00
Jan Nieuwenhuizen 35bb5869f9 mes: Cleanup formatting. 2018-04-05 21:35:31 +02:00
Jan Nieuwenhuizen 9fc27ee25a mes: Single environment lookup for variables, SICP chapter 3.
* src/mes.c (t): Add TVARIABLE.
  (scm_vm_eval_deref): New vm special.
  (make_vref_): New internal function.
  (eval_apply): WIP: replace symbols with their variable reference.
* src/gc.c (gc_loop): Handle TVARIABLE.
* src/lib.c (display_helper): Handle TVARIABLE.
* module/mes/type-0.mes (<cell:variable>): New variable.
  (cell:type-alist): Add it.
  (variable?): New function.
* module/mes/display.mes (display): Handle <variable>.
2017-12-09 08:33:50 +01:00