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Author SHA1 Message Date
Andy Wingo
8f44138ac6 fix bug when importing bindings that were already imported and used
* module/ice-9/boot-9.scm (module-use!, module-use-interfaces!): When
  adding the module or interface to the use list, clear the cached
  imports obarray.

  The test case is coming next.
2010-04-08 00:29:52 +02:00
Andy Wingo
a5e95abe9b metadata for syntax-rules, identifier-syntax, and define-macro macros
* module/ice-9/psyntax.scm (syntax-rules, identifier-syntax):
* module/ice-9/boot-9.scm (define-macro): Embed metadata into the macro
  transformer for use by documentation tools and the like.

* module/ice-9/psyntax-pp.scm: Regenerated.
2010-03-29 18:01:34 +02:00
Andy Wingo
8a73a6d294 rename sc-expand to macroexpand
* module/ice-9/boot-9.scm (macroexpand): Rename from sc-expand.
  (%pre-modules-transformer): Adapt to name change.
* module/ice-9/compile-psyntax.scm: Adapt to name change.
* module/ice-9/psyntax-pp.scm: Regenerated.
* module/ice-9/psyntax.scm: Rename sc-expand to macroexpand.
* module/language/scheme/compile-tree-il.scm (compile-tree-il): Adapt to
  name change.
2010-03-19 15:22:27 +01:00
Andy Wingo
42ee0d00ba (debug) at the repl invokes the vm debugger
* module/ice-9/boot-9.scm (top-repl): Map (debug) at the repl to (system
  vm debug).

* module/system/vm/debug.scm (run-debugger, debugger-repl): Don't take
  the index as an arg, for now anyway.
  (debug): New wrapper.
2010-03-14 23:06:58 +01:00
Andy Wingo
06dcb9dfb6 narrowing stacks to prompts; backtrace shows frames from start-stack
* libguile/stacks.c (scm_sys_stacks): New global variable, moved here
  from boot-9.scm.
  (scm_init_stacks): Define scm_sys_stacks to %stacks.
  (stack_depth): Remove narrowing by frame pointer.
  (find_prompt): New helper.
  (narrow_stack): Clean up a bit, and allow narrowing by prompt tag.
  (scm_make_stack): Update docs, and use scm_stack_id to get the stack
  id.
  (scm_stack_id): The current stack id may be fetched as the cdar of
  %stacks.
  (stack_id_with_fp): Remove helper.

* module/ice-9/boot-9.scm (%start-stack): Fix indentation.
  (%stacks): Remove definition, it's in stacks.c now.
  (default-pre-unwind-handler): Narrow by another frame.
  (save-stack): Remove special handling for certain stack ids, as it is
  often possible that the function isn't on the stack -- in the
  interpreter, or after a tail call. Better to narrow by prompt ids.

* module/system/vm/debug.scm (print-frames): Change to operate on a
  vector of frames.
  (run-debugger): Change to receive a vector of frames. The debugger
  also has the full stack, so it can re-narrow (or widen) to get the
  whole stack, if the user wants.
  (stack->vector): New helper.
  (debug-pre-unwind-handler): Narrow by more frames, and to the most
  recent start-stack invocation. Adapt to run-debugger change.
2010-03-13 21:03:06 +01:00
Andy Wingo
c6a32a2cd5 remove internal treatment of default prompt tag, it seems there was no need
* libguile/control.h (scm_sys_default_prompt_tag):
* libguile/control.c (scm_init_control): Remove the logic that defined
  %default-prompt-tag.
  (scm_c_abort): Remove check for default prompt tag, it wasn't useful.

* libguile/throw.c (sym_pre_init_catch_tag): Define as the pre-init
  prompt tag.
  (pre_init_catch, pre_init_throw): Use sym_pre_init_catch_tag.

* module/ice-9/boot-9.scm (default-prompt-tag): Define as a simple
  value, not a fluid. Perhaps we can expose it as a fluid later.
2010-03-11 22:31:29 +01:00
Andy Wingo
8fc43b12c7 prompt, abort -> call-with-prompt, abort-to-prompt
* module/ice-9/boot-9.scm (default-prompt-tag, make-prompt-tag): New
  functions.
  (call-with-prompt, abort-to-prompt): Rename from `prompt' and `abort',
  respectively. These names are more clear, and allow `prompt' and
  `abort' to have more convenient, less general bindings.
  (default-throw-handler, custom-throw-handler, catch, %start-stack):
  Adapt callers.

* module/ice-9/control.scm: Adapt re-export list.
  (control): Remove binding, until we're sure that it is Sitaram's
  control.
  (abort): New binding, aborts to the nearest prompt with the default
  tag.
  (%): Use call-with-prompt.

* module/language/tree-il/primitives.scm (*primitive-expand-table*):
  (*interesting-primitive-names*): Adapt for prompt/abort changes.

* test-suite/tests/control.test: Take advantage of the defaults for %
  and abort.
2010-03-09 22:24:25 +01:00
Andy Wingo
a6cd355510 %start-stack in Scheme, in terms of prompts
* libguile/debug.h:
* libguile/debug.c (scm_sys_start_stack): Removed, we implement this in
  Scheme now.

* libguile/vm.h:
* libguile/vm.c (scm_vm_call_with_new_stack): Likewise removed.

* module/ice-9/boot-9.scm (%start-stack): Implement in terms of prompts.
  (%stacks): New fluid, for tracking active stacks.
  (start-stack): Implement using syntax-rules.
2010-03-09 21:32:56 +01:00
Andy Wingo
eddd16d782 some with-fluid* -> with-fluids
* module/ice-9/boot-9.scm (false-if-exception, load)
  (try-module-autoload):
* module/language/tree-il/compile-glil.scm (compile-glil): Turn some
  with-fluid* invocations into with-fluids.
2010-03-04 16:51:13 +01:00
Andy Wingo
416f26c753 catch, throw, with-throw-handler implemented in Scheme
* libguile/throw.c (tc16_jmpbuffer, tc16_pre_unwind_data): Remove these
  smob types, and associated constructors and accessors (all internal).
  (scm_catch, scm_catch_with_pre_unwind_handler):
  (scm_with_throw_handler, scm_throw): Simply dispatch to scheme.
  Lovely.
  (tc16_catch_closure): Introduce a new applicable smob type, for use by
  the C catch interface. All constructors and accessors are internal.
  (scm_c_catch, scm_internal_catch, scm_c_with_throw_handler): Build
  applicable smobs out of the C procedure arguments, so we can then
  dispatch through scm_catch et al.
  (scm_ithrow): Dispatch to scm_throw.
  (pre_init_catch, pre_init_throw): Restricted catch/throw
  implementation for use before boot-9 runs.
  (scm_init_throw): Bind the pre-init catch and throw definitions.

* module/ice-9/boot-9.scm (prompt, abort): Move these definitions up in
  the file.
  (catch, throw, with-throw-handler): Implement in Scheme. Whee!
2010-02-26 11:56:17 +01:00
Andy Wingo
2d026f04cc abort always dispatches to VM bytecode, to detect same-invocation aborts
* libguile/control.h:
* libguile/control.c (scm_c_make_prompt): Take an extra arg, a cookie.
  Continuations will be rewindable only if the abort has the same cookie
  as the prompt.
  (scm_at_abort): Redefine from scm_abort, and instead of taking rest
  args, take the abort values as a list directly. Also, don't allow
  rewinding, because we won't support rewinding the C stack with
  delimited continuations.

* libguile/eval.c (eval): Adapt to scm_c_make_prompt change.

* libguile/vm-engine.c (vm_engine): Use vp->cookie to get a unique value
  corresponding to this VM invocation.
* libguile/vm-i-system.c (prompt): Pass the cookie to scm_c_make_prompt.
  (abort): Take an additional tail arg.
* libguile/vm.c (vm_abort): Parse out the abort tail arg. This is for
  the @abort case, or the (apply abort ...) case.
  (make_vm): Initialize the cookie to 0.
* libguile/vm.h (struct scm_vm): Add cookie.

* module/ice-9/boot-9.scm (abort): Define here as a trampoline to
  @abort. Needed to make sure that a call to abort dispatches to a VM
  opcode, so the cookie will be the same.

* module/language/tree-il.scm (<tree-il>): Add a "tail" field to
  <abort>, for the (apply abort ...) case, or (@abort tag args). Should
  be #<const ()> in the normal case. Add support throughout.
* module/language/tree-il/analyze.scm (analyze-lexicals): Add abort-tail
  support here too.

* module/language/tree-il/compile-glil.scm (flatten): Compile the tail
  argument appropriately.
* module/language/tree-il/primitives.scm (*primitive-expand-table*): Fix
  @abort and abort cases to pass the tail arg to make-abort.
2010-02-22 21:54:06 +01:00
Andy Wingo
747022e4cb prompt as part of guile's primitive language
* libguile/control.h:
* libguile/control.c: Remove scm_atcontrol and scm_atprompt.
  (scm_c_make_prompt): Remove handler arg, as the handler is inline.
  (scm_abort): New primitive, exported to Scheme as `abort'. The
  compiler will also recognize calls to `abort', but this is the base
  case.
  (scm_init_control): Remove scm_register_control, just have this
  function, which adds `abort' to the `(guile)' module.

* libguile/eval.c (eval): Add SCM_M_PROMPT case.

* libguile/init.c (scm_i_init_guile): Change scm_register_control call
  into a nice orderly scm_init_control call.

* libguile/memoize.h: (scm_sym_at_prompt, SCM_M_PROMPT):
* libguile/memoize.c (MAKMEMO_PROMPT, scm_m_at_prompt, unmemoize): Add
  prompt support to the memoizer.

* libguile/vm-i-system.c (prompt): Fix to not expect a handler on the
  stack.

* module/ice-9/boot-9.scm (prompt): Add definition in terms of @prompt.

* module/ice-9/control.scm: Simplify, and don't play with the compiler
  here, now that prompt and abort are primitive.

* module/ice-9/eval.scm (primitive-eval): Add a prompt case.

* module/language/tree-il/primitives.scm
  (*interesting-primitive-names*): Add @prompt and prompt.
2010-02-19 22:44:24 +01:00
Andy Wingo
6360c1d4c1 psyntax support for with-fluids
* module/ice-9/psyntax.scm (build-dynlet, with-fluids): Use psyntax to
  recognize `with-fluids' as a core form, producing <dynlet> if we are
  compiling.
  (sc-expand): To spice up the mix, use with-fluids here in the
  implementation.

* module/ice-9/psyntax-pp.scm: Bootstrapped twice (!).

* module/ice-9/boot-9.scm: Remove with-fluids definition, it's in the
  core now.
2010-02-18 22:46:31 +01:00
Andy Wingo
04af4c4c52 `load' doesn't cause the compiler to be loaded in some cases
* module/system/base/compile.scm (compiled-file-name): Add a comment.
* module/ice-9/boot-9.scm (load): Avoid loading up (system base compile)
  just to compute an autocompiled file name. Fixes the issue whereby
  guile-tools snarf-check-and-output-texi was inadvertantly loading up
  srfi-1, and thereby a stale library, just to see if guile-tools itself
  had a compiled version.

  Not sure what the right unit test is here, other than vigilance.
2010-02-16 21:15:40 +01:00
Ludovic Courtès
411313403c Evaluate the export' and re-export' forms at compile-time.
* module/ice-9/boot-9.scm (export, re-export): Evaluate at compile-time
  in addition to load/eval.

* test-suite/tests/tree-il.test ("warnings")["unused-toplevel"]("unused
  but define-public"): Remove throw to `unresolved'.
2010-01-11 18:31:02 +01:00
Ludovic Courtès
e63dda67d7 Move feature?' to deprecated.scm'.
* module/ice-9/boot-9.scm (feature?): Move to...

* module/ice-9/deprecated.scm (feature?): ... here.
2010-01-11 01:21:14 +01:00
Ludovic Courtès
0ea72faa4e Make `(ice-9 deprecated)' a module of its own.
* module/ice-9/boot-9.scm: Load `deprecated.scm' with
  `resolve-interface' instead of `primitive-load-path'.

* module/ice-9/deprecated.scm: Turned into a module, `(ice-9
  deprecated)'.
2010-01-11 01:21:14 +01:00
Ludovic Courtès
7385dc1243 Make boot-9.scm' more friendly with -Wunused-toplevel'.
* module/ice-9/boot-9.scm: Switch back to the `(guile)' modules at the
  end when compiling.
2010-01-11 01:21:14 +01:00
Andy Wingo
a268973767 reimplement srfi-4 vectors on top of bytevectors
* libguile/srfi-4.h:
* libguile/srfi-4.c (scm_make_srfi_4_vector): New function, exported by
  (srfi srfi-4 gnu).
* libguile/srfi-4.i.c: Removed.
* module/srfi/srfi-4.scm:
* module/srfi/srfi-4/gnu.scm: Reimplement srfi-4 vectors on top of
  bytevectors. The implementation is mostly in Scheme now.

* test-suite/tests/unif.test: Update to use (srfi srfi-4 gnu).

* libguile/bytevectors.c (bytevector_ref_c32, bytevector_ref_c64)
  (bytevector_set_c32, bytevector_set_c64): Fix some embarrassing bugs.
  Still need to do an upper bounds check.

* libguile/deprecated.h: Remove deprecated array functions:
  scm_i_arrayp, scm_i_array_ndim, scm_i_array_mem, scm_i_array_v,
  scm_i_array_base, scm_i_array_dims, and the deprecated macros:
  SCM_ARRAYP, SCM_ARRAY_NDIM, SCM_ARRAY_CONTP, SCM_ARRAY_MEM,
  SCM_ARRAY_V, SCM_ARRAY_BASE, SCM_ARRAY_DIMS.
* libguile/deprecated.c (scm_uniform_vector_read_x)
  (scm_uniform_vector_write, scm_uniform_array_read_x)
  (scm_uniform_array_write): Newly deprecated functions.

* libguile/generalized-arrays.c (scm_array_type): Remove the bytevector
  hack.

* libguile/objcodes.c (scm_bytecode_to_objcode, scm_objcode_to_bytecode):
  Rework to operate on bytevectors, as scm_make_u8vector now causes a
  module lookup, which can't be done e.g. when loading the VM boot
  program for psyntax-pp.go on a fresh bootstrap.

* libguile/objcodes.h (SCM_F_OBJCODE_IS_BYTEVECTOR):
  (SCM_OBJCODE_IS_BYTEVECTOR): s/U8VECTOR/BYTEVECTOR/.

* module/ice-9/boot-9.scm (the-scm-module): A terrible hack to pull in
  (srfi srfi-4), as the bindings are primarily there now. We'll worry
  about this later.
2010-01-07 22:06:56 +01:00
Andy Wingo
a927454d25 (syntax foo) -> #'foo in boot-9
* module/ice-9/boot-9.scm: Change instances of (syntax foo) to use the
  reader macro #'.
2009-12-28 11:44:06 +01:00
Andy Wingo
0dfe0e7588 fix warning-caught bug in boot-9
* module/ice-9/boot-9.scm: Fix bug caught by warnings.
2009-12-22 22:52:48 +01:00
Julian Graham
dca14012bd Complete support for version information in Guile's `module' form.
* module/ice-9/boot-9.scm (try-load-module, try-module-autoload): Check
  for version argument and use `find-versioned-module' if present.
* module/ice-9/boot-9.scm (find-versioned-module, version-matches?)
  (module-version, set-module-version!, version-matches?): New
  functions.
* module/ice-9/boot-9.scm (module-type, make-module, resolve-module)
  (try-load-module, process-define-module, make-autoload-interface)
  (compile-interface-spec): Add awareness and checking of version
  information.
* doc/ref/api-modules.texi (R6RS Version References): New subsubsection.
  (General Information about Modules): Explain differences in search
  process when version references are used.
  (Using Guile Modules) (Creating Guile Modules): Document `#:version'
  keyword.
2009-12-22 20:34:55 +01:00
Julian Graham
78c22f5edc Support for renaming bindings on module export.
* module/ice-9/boot-9.scm (module-export!, module-replace!)
  (module-re-export!): Allow members of export list to be pairs, mapping
  internal names to external ones.

* doc/ref/api-modules.texi (Creating Guile Modules): Update
  documentation for `#:export', `#:export-syntax', `#:replace',
  `#:re-export', `#:re-export-syntax', `export', and `re-export' to
  reflect new format for arguments.
2009-12-22 20:34:50 +01:00
Andy Wingo
9b5a0d8460 untabify boot-9.scm
* module/ice-9/boot-9.scm: Untabify.
2009-12-22 00:58:12 +01:00
Andy Wingo
ad79736c68 implement transcendental sin, cos etc in c; deprecate $sin, $cos, etc
* libguile/deprecated.h:
* libguile/deprecated.c (scm_asinh, scm_acosh, scm_atanh): Deprecate
  these stand-ins for the C99 asinh, acosh, and atanh functions. Guile
  is not gnulib.
  (scm_sys_atan2): Deprecate as well, in favor of scm_atan.

* libguile/numbers.h:
* libguile/numbers.c (scm_sin, scm_cos, scm_tan)
  (scm_sinh, scm_cosh, scm_tanh)
  (scm_asin, scm_acos, scm_atan)
  (scm_sys_asinh, scm_sys_acosh, scm_sys_atanh): New functions,
  replacing the combination of dsubrs and boot-9 wrappers with C subrs
  that handle complex values. The latter three have _sys_ in their names
  due to the name conflict with the deprecated scm_asinh et al.

  Remove the $abs, $sin etc "dsubrs".

* module/ice-9/boot-9.scm: Remove transcendental functions, as this all
  happens in C now.

* module/ice-9/deprecated.scm: Add aliases for $sin et al.

* test-suite/tests/ramap.test ("array-map!"): Adjust "dsubr" tests to
  use sqrt, not $sqrt. They don't actually test dsubrs now. In the
  two-source test, I'm pretty sure the dsubr array-map! should have been
  failing, as indeed it does now; I've changed the test case to expect
  the failure. I'd still like to know why it was succeeding before.
2009-12-03 15:27:35 +01:00
Andy Wingo
6fc4d0124d expt implemented in C, handles complex numbers
* libguile/numbers.h:
* libguile/numbers.c (scm_expt): Rename from scm_sys_expt, and handle
  the complex cases as well.

* libguile/deprecated.h:
* libguile/deprecated.c (scm_sys_expt): Add a deprecated shim.

* module/ice-9/boot-9.scm (expt): Remove definition, scm_expt does all
  we need.
2009-12-03 15:24:28 +01:00
Andy Wingo
5f1611640a really boot primitive-eval from scheme.
* libguile/eval.c (scm_primitive_eval, scm_c_primitive_eval):
  (scm_init_eval): Rework so that scm_primitive_eval always calls out to
  the primitive-eval variable. The previous definition is the default
  value, which is probably overridden by scm_init_eval_in_scheme.

* libguile/init.c (scm_i_init_guile): Move ports and load-path up, so we
  can debug when initing eval. Call scm_init_eval_in_scheme. Awesome.

* libguile/load.h:
* libguile/load.c (scm_init_eval_in_scheme): New procedure, loads up
  ice-9/eval.scm to replace the primitive-eval definition, if everything
  is there and up-to-date.

* libguile/modules.c (scm_module_transformer): Export to Scheme, so it's
  there for eval.go.

* module/ice-9/boot-9.scm: No need to define module-transformer.

* module/ice-9/eval.scm (capture-env): Only reference the-root-module if
  modules are booted.
  (primitive-eval): Inline a definition for identity. Throw a more
  standard error for "wrong number of arguments".

* module/ice-9/psyntax.scm (chi-install-global): The macro binding for a
  syncase macro is now a pair: the transformer, and the module that was
  current when the transformer was installed. The latter is used for
  hygiene purposes, replacing the use of procedure-module, which didn't
  work with the interpreter's shared-code closures.
  (chi-macro): Adapt for the binding being a pair, and get the hygiene
  from the cdr.
  (eval-local-transformer): Adapt to new form of macro bindings.

* module/ice-9/psyntax-pp.scm: Regenerated.

* .gitignore: Ignore eval.go.stamp.

* module/Makefile.am: Reorder for fastest serial compilation, now that
  there are no ordering constraints. I did a number of experiments here
  and this seems to be the best; but the bulk of the time is compiling
  psyntax-pp.scm with eval.scm. Not so great.

* libguile/vm-engine.c (vm-engine): Throw a more standard error for
  "wrong type to apply".

* test-suite/tests/gc.test ("gc"): Remove a hack that shouldn't affect
  the new evaluator, and throw in another (gc) for good measure.

* test-suite/tests/goops.test ("defining classes"):
* test-suite/tests/hooks.test (proc1): We can't currently check what the
  arity is of a closure made by eval.scm -- or more accurately all
  closures have 0 required args and no rest args. So punt for now.

* test-suite/tests/syntax.test ("letrec"): The scheme evaluator can't
  check that a variable is unbound, currently; perhaps the full "fixing
  letrec" expansion could fix this. But barring that, punt.
2009-12-03 00:00:38 +01:00
Andy Wingo
b7742c6b71 new evaluator, y'all
* libguile/eval.c: So, ladies & gents, a new evaluator. It's similar to
  the old one, in that we memoize and then evaluate, but in this
  incarnation, memoization of an expression happens before evaluation,
  not lazily as the expression is evaluated. This makes the evaluation
  itself much cleaner, in addition to being threadsafe. In addition,
  since this C evaluator will in the future just serve to bootstrap the
  Scheme evaluator, we don't have to pay much concern for debugging
  conveniences. So the environment is just a list of values, and the
  memoizer pre-computes where it's going to find each individual value
  in the environment.

  Interface changes are commented below, with eval.h.

  (scm_evaluator_traps): No need to reset the debug mode after rnning te
  traps thing. But really, the whole traps system needs some love.

* libguile/memoize.h:
* libguile/memoize.c: New memoizer, which runs before evaluation,
  checking all syntax before evaluation begins. Significantly, no
  debugging information is left for lexical variables, which is not so
  great for interactive debugging; perhaps we should change this to have
  a var list in the future as per the classic interpreters. But it's
  quite fast, and the resulting code is quite good. Also note that it
  doesn't produce ilocs, memoized code is a smob whose type is in the
  first word of the smob itself.

* libguile/eval.h (scm_sym_and, scm_sym_begin, scm_sym_case)
  (scm_sym_cond, scm_sym_define, scm_sym_do, scm_sym_if, scm_sym_lambda)
  (scm_sym_let, scm_sym_letstar, scm_sym_letrec, scm_sym_quote)
  (scm_sym_quasiquote, scm_sym_unquote, scm_sym_uq_splicing, scm_sym_at)
  (scm_sym_atat, scm_sym_atapply, scm_sym_atcall_cc)
  (scm_sym_at_call_with_values, scm_sym_delay, scm_sym_eval_when)
  (scm_sym_arrow, scm_sym_else, scm_sym_apply, scm_sym_set_x)
  (scm_sym_args): Remove public declaration of these symbols.
  (scm_ilookup, scm_lookupcar, scm_eval_car, scm_eval_body)
  (scm_eval_args, scm_i_eval_x, scm_i_eval): Remove public declaration
  of these functions.
  (scm_ceval, scm_deval, scm_ceval_ptr): Remove declarations of these
  deprecated functions.
  (scm_i_print_iloc, scm_i_print_isym, scm_i_unmemocopy_expr)
  (scm_i_unmemocopy_body): Remove declarations of these internal
  functions.
  (scm_primitive_eval_x, scm_eval_x): Redefine as macros for their less
  destructive siblings.

* libguile/Makefile.am: Add memoize.[ch] to the build.

* libguile/debug.h (scm_debug_mode_p, scm_check_entry_p)
  (scm_check_apply_p, scm_check_exit_p, scm_check_memoize_p)
  (scm_debug_eframe_size): Remove these vars that were tied to the old
  evaluator's execution model.
  (SCM_RESET_DEBUG_MODE): Remove, no more need for this.
  (SCM_MEMOIZEDP, SCM_MEMOIZED_EXP, SCM_MEMOIZED_ENV): Remove macros
  referring to old memoized code representation.
  (scm_local_eval, scm_procedure_environment, scm_memoized_environment)
  (scm_make_memoized, scm_memoized_p): Remove functions operating on old
  memoized code representation.
  (scm_memcons, scm_mem_to_proc, scm_proc_to_mem): Remove debug-only
  code for old evaluator.

* libguile/debug.c: Remove code to correspond with debug.h removals.
  (scm_debug_options): No need to set the debug mode or frame limit
  here, as we don't have C stack limits any more. Perhaps this is a bug,
  but as long as we can compile eval.scm, we should be fine.

* libguile/init.c (scm_i_init_guile): Init memoize.c.

* libguile/modules.c (scm_top_level_env, scm_env_top_level)
  (scm_env_module, scm_system_module_env_p): Remove these functions.

* libguile/print.c (iprin1): No more need to handle isyms. Adapt to new
  form of interpreted procedures.

* libguile/procprop.c (scm_i_procedure_arity): Adapt to new form of
  interpreted procedures.

* libguile/procs.c (scm_thunk_p): Adapt to new form of interpreted
  procedures.
* libguile/procs.h (SCM_CLOSURE_FORMALS): Removed, this exists no more.
  (SCM_CLOSURE_NUM_REQUIRED_ARGS, SCM_CLOSURE_HAS_REST_ARGS): New
  accessors.

* libguile/srcprop.c (scm_source_properties, scm_source_property)
  (scm_set_source_property_x): Remove special cases for memoized code.

* libguile/stacks.c (read_frame): Remove a source-property case for
  interpreted code.
  (NEXT_FRAME): Remove a case that I don't fully understand, that seems
  to be designed to skip over apply frames. Will be obsolete in the
  futures.
  (read_frames): Default source value for interpreted frames to #f.
  (narrow_stack): Don't pay attention to the system_module thing.

* libguile/tags.h: Remove isyms and ilocs. Whee!

* libguile/validate.h (SCM_VALIDATE_MEMOIZED): Fix to use the new
  MEMOIZED_P formulation.

* module/ice-9/psyntax-pp.scm (do, quasiquote, case): Adapt for these no
  longer being primitive macros.
* module/ice-9/boot-9.scm: Whitespace change, but just a poke to force a
  rebuild due to and/or/cond/... not being primitives any more.

* module/ice-9/deprecated.scm (unmemoize-expr): Deprecate, it's
  unmemoize-expression now.

* test-suite/tests/eval.test ("define set procedure-name"): XFAIL a
  couple of tests here; I don't know what to do about them. I reckon the
  expander should ensure that defined values are named.

* test-suite/tests/chars.test ("basic char handling"): Fix expected
  exception when trying to apply a char.
2009-12-01 21:00:26 +01:00
Andreas Rottmann
cb65f76c74 add quasisyntax
* module/Makefile.am:
* module/ice-9/boot-9.scm:
* module/ice-9/quasisyntax.scm: Add quasisyntax. Implementation by Andre
  van Tonder, patch by Andreas Rottmann.
* test-suite/tests/srfi-10.test: Hack to remove srfi-10's clobbering of
  #,.
* test-suite/tests/syncase.test: Add a quasisyntax test.
2009-11-14 17:25:12 +01:00
Ludovic Courtès
b70f43e318 Remove obsolete `save-stack' case.
* module/ice-9/boot-9.scm (save-stack): Remove obsolete `tk-stack' case.
2009-10-22 00:51:53 +02:00
Ludovic Courtès
60c8ad9ea3 Add a `guile-2' SRFI-0 feature.
* doc/ref/srfi-modules.texi (SRFI-0): Mention the `guile-2' feature.

* module/ice-9/boot-9.scm (%cond-expand-features): Add `guile-2'.
2009-10-21 23:41:56 +02:00
Andy Wingo
f95f82f8e1 compilation enviroments are always modules; simplifications & refactorings
* module/ice-9/boot-9.scm (make-fresh-user-module): New public function,
  makes an anonymous beautified module.

* module/language/objcode/spec.scm: We used to have some things in here
  that allowed lexical variable names and values to be a part of the
  environment, but no more. Now an environment is just a module. If you
  want to "inject" free variables into code, just use lambda.

* module/language/scheme/compile-tree-il.scm (compile-tree-il): Same
  here. Also, rely on the fact that an environment *will* be a module --
  because (system base compile) guarantees that for us.

* module/language/scheme/spec.scm (scheme): In the reader, rely on the
  environment being a module. Define a #:make-default-environment
  handler, which returns a beautified module, augmented with a fresh
  definition for current-reader, so that side effects to current-reader
  are restricted to the compilation unit.

* module/language/tree-il/analyze.scm
  (report-possibly-unbound-variables):
* module/language/tree-il/compile-glil.scm (compile-glil):
* module/language/tree-il/optimize.scm (optimize!): The environment will
  be a module.

* module/system/base/language.scm (<language>): New field,
  `make-default-environment'. Defaults to `make-fresh-user-module'.
  (default-environment): New accessor, returns a default environment for
  a language.

* module/system/repl/common.scm (repl-compile): Always compile relative
  to the current module, because a module is always acceptable as an
  environment.

* module/system/base/compile.scm (compile-file, compile-and-load): Both
  of these have a new keyword argument, #:env. For `compile-file', it
  defaults to the default environment of the source language, and for
  `compile-and-load', to the current module.
  (read-and-compile): If there are no expressions read, pass the joiner
  its default environment (via `default-environment joint').
2009-10-16 15:33:32 +02:00
Andy Wingo
a58b7fbb7e repl-reader accepts optional "read" argument
* module/ice-9/boot-9.scm (repl-reader): Accept an optional second
  argument, the reader to use. If it is given, use it instead of
  dereferencing the current-reader fluid.

* guile-readline/ice-9/readline.scm (activate-readline): Make our
  replacement definition of repl-reader compatible with boot-9.
2009-10-16 13:30:52 +02:00
Andy Wingo
1ab3976ef7 `load' autocompiles -- in the current module.
* module/ice-9/boot-9.scm (load): Pull `autocompiled-file-name' inside
  `load', and make it autocompile in the current module. Should fix
  Julian's issue noted in
  http://article.gmane.org/gmane.lisp.guile.devel/9483.
2009-10-15 15:48:14 +02:00
Ludovic Courtès
a2ca725212 Remove unused variables in ice-9/goops/srfi/scripts.
* module/ice-9/boot-9.scm (scm-style-repl)[-abort]: Remove.

* module/oop/goops.scm (class)[slot-defs]: Remove.
  (compute-slot-accessors)[name]: Remove.
  (compute-get-n-set)[env]: Remove.

* module/oop/goops/active-slot.scm (compute-get-n-set)[env, name]:
  Remove.

* module/oop/goops/dispatch.scm (cache-try-hash!)[max-misses]: Remove.

* module/oop/goops/save.scm (make-mapper)[dims]: Remove.

* module/scripts/autofrisk.scm (>>checks)[prog]: Remove.

* module/srfi/srfi-19.scm (priv:read-directives)[ireaderf, eireader4]:
  Remove.
2009-09-21 00:24:08 +02:00
Ludovic Courtès
0a9a6d1422 "Document" the `set-module-eval-closure!' weak hash table glitch.
* module/ice-9/boot-9.scm (set-module-eval-closure!): Add link to an
  explanation.

* test-suite/tests/gc.test ("gc")["Unused modules are removed"]:
  Increase the `cleanup' loop.
2009-09-15 22:31:45 +02:00
Ludovic Courtès
87e0037091 Add λ' macro as an alternative to lambda'.
* module/ice-9/boot-9.scm (λ): New macro.

* NEWS: Update.
2009-09-11 00:05:48 +02:00
Ludovic Courtès
7af531508c Merge branch 'master' into boehm-demers-weiser-gc
Conflicts:
	libguile/Makefile.am
	libguile/bytevectors.c
	libguile/gc-card.c
	libguile/gc-mark.c
	libguile/programs.c
	libguile/srcprop.c
	libguile/srfi-14.c
	libguile/symbols.c
	libguile/threads.c
	libguile/unif.c
	libguile/vm.c
2009-08-28 19:16:46 +02:00
Andy Wingo
3bcf189ba0 Revert "eval is actually compile"
This reverts commit afe5e6baa7.
2009-08-27 01:25:52 +02:00
Andy Wingo
afe5e6baa7 eval is actually compile
* module/ice-9/boot-9.scm (eval): Here at the tail of boot-9, replace
  the root definition of `eval' with a procedure that will call
  `compile'.

* test-suite/tests/syntax.test ("top-level define"):
  ("internal define"): Run unmemoization tests in the interpreter, using
  primitive-eval.
2009-08-20 18:52:51 +02:00
Andy Wingo
12136c7148 define @bind using syntax-case
* module/ice-9/boot-9.scm (@bind): Define a VM-compatible syntax
  definition for this old evaluator primitive.

* test-suite/tests/dynamic-scope.test: Change the expected error
  messages.
2009-08-20 18:52:50 +02:00
Andy Wingo
9591a2b016 `load' autocompiles
* libguile/load.h:
* libguile/load.c (scm_sys_warn_autocompilation_enabled): New primitive,
  not exported. Since `load' autocompiles now, it should warn in the
  same way that the bits hardcoded into C warn.
  (scm_try_autocompile): Use scm_sys_warn_autocompilation_enabled.

* module/ice-9/boot-9.scm (autocompiled-file-name): New helper.
  (load): Try autocompiling the argument, if appropriate. Will
  autocompile files passed on Guile's command line. `primitive-load' is
  unaffected.
2009-08-18 11:06:04 +02:00
Ludovic Courtès
fbb857a472 Merge branch 'master' into boehm-demers-weiser-gc
Conflicts:
	lib/Makefile.am
	libguile/Makefile.am
	libguile/frames.c
	libguile/gc-card.c
	libguile/gc-freelist.c
	libguile/gc-mark.c
	libguile/gc-segment.c
	libguile/gc_os_dep.c
	libguile/load.c
	libguile/macros.c
	libguile/objcodes.c
	libguile/programs.c
	libguile/strings.c
	libguile/vm.c
	m4/gnulib-cache.m4
	m4/gnulib-comp.m4
	m4/inline.m4
2009-08-18 00:06:45 +02:00
Ludovic Courtès
16f451f308 Allow fresh modules to be passed to `compile'.
* module/ice-9/boot-9.scm (module-name): When making MOD non-anonymous,
  bind it in the `(%app modules)' name space.

* test-suite/tests/compiler.test ("psyntax")["compile in current
  module", "compile in fresh module"]: New tests.

* test-suite/tests/modules.test ("foundations")["modules don't remain
  anonymous"]: New test.
2009-08-13 15:57:01 +02:00
Ludovic Courtès
f4bf64b4d4 Make `cond-expand' compilable.
* module/ice-9/boot-9.scm (cond-expand): Changed into a `define-macro'
  macro.
2009-06-19 22:46:07 +02:00
Neil Jerram
53befeb700 Change Guile license to LGPLv3+
(Not quite finished, the following will be done tomorrow.
   module/srfi/*.scm
   module/rnrs/*.scm
   module/scripts/*.scm
   testsuite/*.scm
   guile-readline/*
)
2009-06-17 00:22:09 +01:00
Andy Wingo
76e834686e fix defmacro*, defmacro*-public
* module/ice-9/boot-9.scm (define-private): Remove apocyphal comment. The
  FIXME would really be to remove `define-private', though...

* module/ice-9/optargs.scm (defmacro*, defmacro*-public): Fix these
  macros. Thanks to Dale Smith for the report.
2009-06-10 10:53:22 +02:00
Andy Wingo
9ea12179ff fix debug-options
* module/ice-9/boot-9.scm (define-option-interface): Fix (debug-options
  'full), along with other options. Thanks to Mark Weaver for the tip.

* THANKS: Update, though many more names need to be added.
2009-06-10 00:03:52 +02:00
Andy Wingo
8f9b968329 some attempts to solve the ecmascript stack overflow problem
* module/language/ecmascript/compile-ghil.scm (comp): Just use pmatch,
  not ormatch. Now with syncase running over everything, it doesn't
  matter.

* module/ice-9/boot-9.scm (false-if-exception): Avoid saving stacks
  inside false-if-exception. There's probably a more general solution to
  this, though. Fixes getting bogus backtraces sometimes.

* module/Makefile.am (ECMASCRIPT_LANG_SOURCES): Reorder things so that
  spec comes last.
2009-06-09 23:42:05 +02:00
Andy Wingo
0fb81f95b0 add exception_on_error optional arg to primitive-load-path
* libguile/init.c (scm_load_startup_files): Use
  scm_c_primitive_load_path.

* libguile/load.c (scm_primitive_load_path): Add an optional arg,
  exception_on_error, which if #f will cause primitive-load-path to just
  return #f if no file is found. This is to help out the semantics of
  try-module-autoload. We can't just catch misc-error, because loading
  the file could raise any exception.
  (scm_c_primitive_load_path): Add the extra arg to
  scm_primitive_load_path.

* libguile/load.h: Adapt scm_primitive_load_path prototype.

* module/ice-9/boot-9.scm (try-module-autoload): Refactor slightly to be
  clearer.
2009-06-03 22:20:55 +02:00