Re: GNU Guile 1.9.0 released (alpha)

[Changying Li]

thanks very much!

BTW, when will guile support unicode ?

address@hidden (Ludovic Court鑣) writes:

> We are pleased to announce GNU Guile release 1.9.0.  This is the first
> pre-release of what will eventually become the 2.0 release series.  It
> provides many new noteworthy features, most notably the addition of a
> compiler and virtual machine.  We encourage you to test them and provide
> feedback to address@hidden'.
>
> The Guile web page is located at http://gnu.org/software/guile/, and
> among other things, it contains a link to the Guile FAQ and pointers to
> the mailing lists.
>
> Guile is an interpreter, compiler, and virtual machine for the Scheme
> programming language, with support for many SRFIs, packaged for use in a
> wide variety of environments.  In addition to implementing the R5RS
> Scheme standard, Guile includes a module system, full access to POSIX
> system calls, networking support, multiple threads, dynamic linking, a
> foreign function call interface, and powerful string processing.
>
> Guile can run interactively, as a script interpreter, and as a Scheme
> compiler to VM bytecode.  It is also packaged as a library so that
> applications can easily incorporate a complete Scheme interpreter/VM.
> An application can use Guile as an extension language, a clean and
> powerful configuration language, or as multi-purpose "glue" to connect
> primitives provided by the application.  It is easy to call Scheme code
> From C code and vice versa.  Applications can add new functions, data
> types, control structures, and even syntax to Guile, to create a
> domain-specific language tailored to the task at hand.
>
>
> Here are the compressed sources:
>   ftp://alpha.gnu.org/gnu/guile/guile-1.9.0.tar.gz   (4.6MB)
>
> Here are the GPG detached signatures[*]:
>   ftp://alpha.gnu.org/gnu/guile/guile-1.9.0.tar.gz.sig
>
> Here are the MD5 and SHA1 checksums:
>
> 71c3fa0ed22c91b30e9573478fdee4dc  guile-1.9.0.tar.gz
> 836cffc2d05cd0de938bf24bc91e9debe8fea060  guile-1.9.0.tar.gz
>
> [*] You can use either of the above signature files to verify that
> the corresponding file (without the .sig suffix) is intact.  First,
> be sure to download both the .sig file and the corresponding tarball.
> Then, run a command like this:
>
>   gpg --verify guile-1.9.0.tar.gz.sig
>
> If that command fails because you don't have the required public key,
> then run this command to import it:
>
>   gpg --keyserver keys.gnupg.net --recv-keys EA52ECF4
>
> and rerun the `gpg --verify' command.
>
> This release was bootstrapped with the following tools:
>   Autoconf 2.63
>   Automake 1.10.2
>   Libtool 2.2.6
>
>
> This is a new release series with many new features and differences
> compared to 1.8.  Excerpt from the `NEWS' file:
>
>   * New modules (see the manual for details)
>
>   ** `(srfi srfi-18)', more sophisticated multithreading support
>   ** `(ice-9 i18n)', internationalization support
>   ** `(rnrs bytevector)', the R6RS bytevector API
>   ** `(rnrs io ports)', a subset of the R6RS I/O port API
>   ** `(system xref)', a cross-referencing facility (FIXME undocumented)
>
>   * Changes to the stand-alone interpreter
>
>   ** Guile now can compile Scheme to bytecode for a custom virtual machine.
>   ** The stack limit is now initialized from the environment.
>   ** New environment variables: GUILE_LOAD_COMPILED_PATH,
>      GUILE_SYSTEM_LOAD_COMPILED_PATH
>   ** New read-eval-print loop (REPL) implementation
>   ** New `guile-tools' commands: `compile', `disassemble'
>
>   * Changes to Scheme functions and syntax
>
>   ** Procedure removed: `the-environment'
>   ** Files loaded with `primitive-load-path' will now be compiled
>      automatically.
>   ** New POSIX procedures: `getrlimit' and `setrlimit'
>   ** New procedure in `(oops goops)': `method-formals'
>   ** BUG: (procedure-property func 'arity) does not work on compiled
>      procedures
>   ** New procedures in (ice-9 session): `add-value-help-handler!',
>      `remove-value-help-handler!', `add-name-help-handler!'
>      `remove-name-help-handler!', `procedure-arguments',
>   ** Deprecated: `procedure->memoizing-macro', `procedure->syntax'
>   ** New language: ECMAScript
>   ** Defmacros may now have docstrings.
>   ** The psyntax expander now knows how to interpret the @ and @@ special
>      forms.
>   ** The psyntax expander is now hygienic with respect to modules.
>   ** New function, `procedure-module'
>   ** `eval-case' has been deprecated, and replaced by `eval-when'.
>   ** Guile is now more strict about prohibiting definitions in expression
>      contexts.
>   ** Defmacros must now produce valid Scheme expressions.
>   ** Guile's psyntax now supports docstrings and internal definitions.
>   ** Macros need to be defined before their first use.
>   ** Functions needed by macros at expand-time need to be present at
>      expand-time.
>   ** New variable, %pre-modules-transformer
>   ** Temporarily removed functions: `macroexpand', `macroexpand-1'
>   ** New reader macros: #' #` #, #,@
>   ** Incompatible change to #'
>   ** Scheme expresssions may be commented out with #;
>   ** `make-stack' with a tail-called procedural narrowing argument no longer
>      works (with compiled procedures)
>   ** backtraces through compiled procedures only show procedures that are
>      active in the current continuation
>   ** syntax-rules and syntax-case macros now propagate source information
>      through to the expanded code
>   ** The currying behavior of `define' has been removed.
>   ** All modules have names now
>   ** Many syntax errors have different texts now
>   ** Returning multiple values to compiled code will silently truncate the
>      values to the expected number
>   ** Multiple values in compiled code are not represented by compound
>      objects
>   ** Defmacros are now implemented in terms of syntax-case.
>   ** psyntax is now the default expander
>   ** syntax-rules and syntax-case are available by default.
>   ** Lexical bindings introduced by hygienic macros may not be referenced
>      by nonhygienic macros.
>   ** Macros may no longer be referenced as first-class values.
>   ** New macro type: syncase-macro
>   ** A new `memoize-symbol' evaluator trap has been added.
>   ** Duplicate bindings among used modules are resolved lazily.
>   ** New thread cancellation and thread cleanup API
>   ** Fix bad interaction between `false-if-exception' and stack-call.
>   ** New global variables: %load-compiled-path, %load-compiled-extensions
>   ** New procedure, `make-promise'
>   ** New entry into %guile-build-info: `ccachedir'
>   ** Fix bug in `module-bound?'.
>   ** `(ice-9 syncase)' has been deprecated.
>
>   * Changes to the C interface
>
>   ** The GH interface (deprecated in version 1.6, 2001) was removed.
>   ** Internal `scm_i_' functions now have "hidden" linkage with GCC/ELF
>   ** Functions for handling `scm_option' now no longer require an argument
>   indicating length of the `scm_t_option' array.
>   ** scm_primitive_load_path has additional argument, exception_on_error
>   ** New C function: scm_module_public_interface
>   ** `scm_stat' has an additional argument, `exception_on_error'
>   ** `scm_primitive_load_path' has an additional argument
>
>   * Changes to the distribution
>
>   ** Guile's license is now LGPLv3+
>   ** `guile-config' will be deprecated in favor of `pkg-config'
>   ** New installation directory: $(pkglibdir)/1.9/ccache
>   ** New dependency: GNU libunistring.
>
>
> You can follow Guile development in the Git repository and on the Guile
> mailing lists.  Guile builds from the `master' branch of Git have
> version number 1.9.x.
>
> Guile versions with an odd middle number, e.g., 1.9.*, are unstable
> development versions.  Even middle numbers indicate stable versions.
> This has been the case since the 1.3.* series.
>
> Please report bugs to address@hidden'.  We also welcome reports of
> successful builds, which can be sent to the same email address.
>
>
> Ludovic Court鑣, on behalf of the Guile team.

-- 

Thanks & Regards

Changying Li