Syx 0.1.7 has been released
Luca Bruno
after several months a new version of Syx has been released. This release contains mostly VM changes and some changes to the Smalltalk Collections. As usual, release notes follow:
This versions enhances a new version of the interpreter, major updates to the scheduler, and as usual a lot of bug fixes. Syx left the Google Code SVN repositories because of many connection problems.
You can find informations about the new GIT repository here: http://code.google.com/p/syx/wiki/GitSource?tm=4
Installation instructions: http://code.google.com/p/syx/wiki/InstallationInstructions
API and environment:
* SYX_ROOT_PATH and SYX_PLUGIN_PATH environment variables have been introduced.
* Process and context creation changed.
* New functions have been added for the scheduler, for manually do events iteration and adding idle functions to wake up semaphores.
* Startup responsibility has been dropped from libsyx.
* Added syx errors for system signals to be used with syx_signal.
* Image recovering has been fixed.
Smalltalk:
* Covered several standard methods for Collections, Numbers and Object printing/storing.
* Error reporting from the VM now drops the exception to the Smalltalk environment when the interpreter is running.
* Random class has been added.
* Signal handling improvements for the GTK+ plugin.
* #display family methods have been introduced for Smalltalk objects.
Interpreter:
* System signal handling has been improved.
* Cache hash code of Symbols.
* The interpreter has been refactored to use one stack per Process.
* Contexts are now created only on demand.
* Optimized Symbols creation.
* Signal class has been abstracted.
Parser:
* The parser have been changed for handling new interpreter specifications.
* Several fixes to the parser for special cases.
* Fixed blocks scope.
* Support <- assignment.
Image:
* Image snapshot will nullify C pointers
* Image format has been changed for handling new interpreter specifications.
* Handle internal interpreter C pointers to be restored the right way.
Scheduler:
* Different behavior of the scheduler for POSIX and Windows systems has been introduced.
* Scheduler external idle sources have been added.
* Asyncronous command line and GTK+ loop using semaphores. This leads to dropping readline.
* A simple round robin scheduler has been added.
* Dropped image saving of POSIX fd poll
Documentation:
* Added lots of new comments.
* Started documentation project including a manual still under development and a manpage.
Thanks to everyone contributing to the project.
See the ChangeLog for a complete list of things that changed.
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