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Author SHA1 Message Date
Ludovic Courtès
54eb59cf49 Add %null-pointer' to (system foreign)'.
* libguile/foreign.c (sym_null, null_pointer): New variables.
  (scm_foreign_to_bytevector): Raise an error when PTR is NULL.
  (scm_init_foreign): Define SYM_NULL.

* module/system/foreign.scm (%null-pointer): New exported binding.
2010-03-18 00:28:14 +01:00
Ludovic Courtès
dd1464bf38 Provide int', long', size_t', etc. in (system foreign)'.
* libguile/foreign.c (sym_int, sym_long, sym_unsigned_int,
  sym_unsigned_long, sym_size_t): New variables.
  (scm_init_foreign): Define them at the Scheme level.

* module/system/foreign.scm (int, unsigned-int, long,
  unsigned-long, size_t): New exported bindings.
2010-03-17 00:54:01 +01:00
Andy Wingo
44602b0868 rename libguile to libguile-@EFFECTIVE_VERSION@, currently libguile-2.0
* libguile/Makefile.am (lib_LTLIBRARIES): Instead of just "libguile.la",
  make "libguile-@EFFECTIVE_VERSION@.la". This allows multiple versions
  of Guile to be installed at once. See
  http://www106.pair.com/rhp/parallel.html for a rationale.

  (libguile_@GUILE_EFFECTIVE_VERSION@_la_CFLAGS):
  (libguile_@GUILE_EFFECTIVE_VERSION@_la_SOURCES):
  (EXTRA_libguile_@GUILE_EFFECTIVE_VERSION@_la_SOURCES):
  (libguile_@GUILE_EFFECTIVE_VERSION@_la_DEPENDENCIES):
  (libguile_@GUILE_EFFECTIVE_VERSION@_la_LIBADD):
  (libguile_@GUILE_EFFECTIVE_VERSION@_la_LDFLAGS): Fixup automake vars
  to include the effective version.
  (guile_LDADD): Fix up the spelling of libguile.

* libguile/bytevectors.c (scm_bootstrap_bytevectors):
* libguile/foreign.c (scm_register_foreign):
* libguile/i18n.c (scm_bootstrap_i18n):
* libguile/instructions.c (scm_bootstrap_instructions):
* libguile/objcodes.c (scm_bootstrap_objcodes):
* libguile/programs.c (scm_bootstrap_programs):
* libguile/vm.c (scm_bootstrap_vm): Register extensions using e.g.
  "libguile-2.0" as the libname -- i.e., including the effective version
  in the libname.

* module/ice-9/i18n.scm:
* module/rnrs/bytevector.scm:
* module/rnrs/io/ports.scm:
* module/system/foreign.scm:
* module/system/vm/instruction.scm:
* module/system/vm/objcode.scm:
* module/system/vm/program.scm:
* module/system/vm/vm.scm: When doing a load-extension for something in
  Guile, use the effective version also.

* meta/guile-2.0-uninstalled.pc.in (Libs):
* meta/guile-2.0.pc.in (Libs): Use -lguile-@EFFECTIVE_VERSION@. This
  change should mean that code built against Guile should not be
  affected by the libguile rename.

* guile-readline/Makefile.am (libguilereadline_v_@LIBGUILEREADLINE_MAJOR@_la_LIBADD):
* srfi/Makefile.am
  (libguile_srfi_srfi_1_v_@LIBGUILE_SRFI_SRFI_1_MAJOR@_la_LIBADD):
  (libguile_srfi_srfi_4_v_@LIBGUILE_SRFI_SRFI_4_MAJOR@_la_LIBADD):
  (libguile_srfi_srfi_13_14_v_@LIBGUILE_SRFI_SRFI_13_14_MAJOR@_la_LIBADD):
  (libguile_srfi_srfi_60_v_@LIBGUILE_SRFI_SRFI_60_MAJOR@_la_LIBADD):
* test-suite/standalone/Makefile.am (test_num2integral_LDADD):
  (test_round_LDADD):
  (libtest_asmobs_la_LIBADD):
  (libtest_ffi_la_LIBADD):
  (test_list_LDADD):
  (test_unwind_LDADD):
  (test_conversion_LDADD):
  (test_loose_ends_LDADD):
  (test_scm_c_read_LDADD):
  (test_scm_take_locale_symbol_LDADD):
  (test_scm_take_u8vector_LDADD):
  (libtest_extensions_la_LIBADD):
  (test_with_guile_module_LDADD):
  (test_scm_with_guile_LDADD): Fix up the spelling of libguile.la.
2010-03-16 21:20:34 +01:00
Andy Wingo
3435f3c07c add simple foreign finalization, and pointer support
* libguile/foreign.h:
* libguile/foreign.c (scm_foreign_set_finalizer_x): New function, for a
  limited form of finalization (like `free').
  (scm_alignof, scm_sizeof, parse_ffi_type, fill_ffi_type): For the
  purposes of make-foreign-function, treat '* (the asterisk symbol) as a
  pointer.

* module/system/foreign.scm: Export foreign-set-finalizer!.
2010-01-27 22:12:58 +01:00
Andy Wingo
70ea39f70f add make-c-struct, parse-c-struct
* module/system/foreign.scm: Export alignof and sizeof.
  (make-c-struct, parse-c-struct): New public functions.
2010-01-26 22:56:42 +01:00
Andy Wingo
d8b04f04e9 first pass at implementing low-level foreign functions
* libguile/Makefile.am (AM_CPPFLAGS): Move LIBFFI_CFLAGS here (from
  AM_CFLAGS), allowing snarfing to work.

* libguile/foreign.h (scm_make_foreign_function): New public function.

* libguile/foreign.c: Flesh out an implementation of foreign functions.
  (scm_take_foreign_pointer): Bugfix for the case in which we have a
  finalizer.

* module/system/foreign.scm: Export `make-foreign-function'.
2010-01-26 22:56:41 +01:00
Andy Wingo
20aafae22a byte access to foreigns via bytevectors
* libguile/foreign.h:
* libguile/foreign.c (scm_foreign_ref, scm_foreign_set_x): Remove all
  bits about offsets and aliasing; bytevectors are much better at that.
  (scm_foreign_to_bytevector, scm_bytevector_to_foreign): New functions
  for getting at the bytes of a memory region.

* module/system/foreign.scm (foreign->bytevector, bytevector->foreign):
  Export these.
2010-01-26 22:56:41 +01:00
Andy Wingo
ab4779ffcf move foreign function interface to its own module
* libguile/foreign.h:
* libguile/init.c: Change so that init just registers an extension,
  later called by foreign.scm.

* libguile/foreign.c (scm_init_foreign): Define constants for the
  various foreign types.

* module/Makefile.am:
* module/system/foreign.scm: New module, for the foreign function
  interface.
2010-01-26 22:56:41 +01:00