2011-08-10 wenzelm 2011-08-10 moved old code generator to src/Tools/;
2011-08-08 wenzelm 2011-08-08 modernized file proof_checker.ML;
2011-07-23 wenzelm 2011-07-23 explicit structure ML_System; tunned ML bootstrap;
2011-07-16 wenzelm 2011-07-16 moved bash operations to Isabelle_System (cf. Scala version);
2011-07-16 wenzelm 2011-07-16 more general bash_process, which allows to terminate background processes as well;
2011-07-13 wenzelm 2011-07-13 recovered some runtime sharing from d6b6c74a8bcf, without the global memory bottleneck;
2011-07-13 wenzelm 2011-07-13 sub-structural sharing after Syntax.check phase, with global interning of logical entities (the latter is relevant when bypassing default parsing via YXML); minor tuning;
2011-07-13 wenzelm 2011-07-13 XML.pretty with depth limit;
2011-07-12 wenzelm 2011-07-12 discontinued obsolete Isabelle_Syntax and Parse_Value -- superseded by Outer_Syntax.quote_string and XML.Encode, Term_XML.Encode etc.;
2011-07-12 wenzelm 2011-07-12 tuned XML modules;
2011-07-11 wenzelm 2011-07-11 JVM method invocation service via Scala layer;
2011-07-11 wenzelm 2011-07-11 some support for raw messages, which bypass standard Symbol/YXML decoding; tuned signature;
2011-07-10 wenzelm 2011-07-10 XML data representation of lambda terms;
2011-07-08 wenzelm 2011-07-08 moved Outer_Syntax.load_thy to Thy_Load.load_thy; tuned signatures; tuned module dependencies;
2011-07-06 wenzelm 2011-07-06 prefer Synchronized.var;
2011-06-29 wenzelm 2011-06-29 print Path.T with some markup;
2011-06-25 wenzelm 2011-06-25 clarified Binding.pretty/print: no quotes, only markup -- Binding.str_of is rendered obsolete;
2011-04-30 wenzelm 2011-04-30 railroad diagrams in LaTeX as document antiquotation;
2011-04-19 wenzelm 2011-04-19 split Type_Infer into early and late part, after Proof_Context; added Type_Infer_Context.const_sorts option, which allows NBE to use regular Syntax.check_term;
2011-04-18 wenzelm 2011-04-18 simplified pretty printing context, which is only required for certain kernel operations; disentangled dependencies of structure Pretty;
2011-04-17 wenzelm 2011-04-17 provide structure Syntax early (before structure Type), back-patch check/uncheck later;
2011-04-16 wenzelm 2011-04-16 tuned signature, disentangled dependencies;
2011-04-08 wenzelm 2011-04-08 discontinued special treatment of structure Syntax_Ext (formerly Syn_Ext); clarified Syntax.root;
2011-04-08 wenzelm 2011-04-08 explicit structure Syntax_Trans; discontinued old-style constrainAbsC;
2011-04-06 wenzelm 2011-04-06 separate structure Term_Position; dismantled remains of structure Type_Ext;
2011-04-06 wenzelm 2011-04-06 renamed Standard_Syntax to Syntax_Phases;
2011-04-05 wenzelm 2011-04-05 separate module for standard implementation of inner syntax operations;
2011-04-05 wenzelm 2011-04-05 moved Isar/local_syntax.ML to Syntax/local_syntax.ML;
2011-03-20 wenzelm 2011-03-20 structure Timing: covers former start_timing/end_timing and Output.timeit etc; explicit Timing.message function; eliminated Output.timing flag, cf. Toplevel.timing; tuned;
2011-02-08 wenzelm 2011-02-08 discontinued support for Poly/ML 5.2, which was the last version without proper multithreading and TimeLimit implementation;
2011-02-05 wenzelm 2011-02-05 clarified bootstrapping of structure TimeLimit;
2010-12-17 wenzelm 2010-12-17 renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
2010-11-27 wenzelm 2010-11-27 removed bash from ML system bootstrap, and past the Secure ML barrier;
2010-11-27 wenzelm 2010-11-27 more explicit Isabelle_System operations;
2010-09-20 wenzelm 2010-09-20 renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is global-only;
2010-09-17 wenzelm 2010-09-17 simplified some internal flags using Config.T instead of full-blown Proof_Data;
2010-09-12 wenzelm 2010-09-12 load type_infer.ML later -- proper context for Type_Infer.infer_types; renamed Type_Infer.polymorphicT to Type.mark_polymorphic;
2010-09-08 haftmann 2010-09-08 removed ancient constdefs command
2010-09-01 wenzelm 2010-09-01 eliminated obsolete old-style goal stack package, which was considered the main Isabelle user interface at some point;
2010-08-30 wenzelm 2010-08-30 more careful treatment of nested multi-exceptions, collapsing cumulatively empty list to Interrupt;
2010-08-23 wenzelm 2010-08-23 recognize more "smlnj" variants;
2010-08-19 wenzelm 2010-08-19 moved Isar_Document to Pure/PIDE;
2010-08-17 wenzelm 2010-08-17 discontinued support for Poly/ML 5.0 and 5.1 versions;
2010-08-17 wenzelm 2010-08-17 added functor Linear_Set, based on former adhoc structures in document.ML; Linear_Set.delete_after (ML): actually delete table entries; Scala Linear_Set: clarified exceptions, according to ML version; simplified Document.node using Linear_Set; ML Document.edit: refer to start via NONE instead of no_id, according to Scala version;
2010-08-15 wenzelm 2010-08-15 more explicit / functional ML version of document model; tuned;
2010-08-14 wenzelm 2010-08-14 moved isar_document.ML/scala to Pure/System/ -- side-by-side with isar.ML;
2010-08-11 haftmann 2010-08-11 more convenient split of class modules: class and class_declaration
2010-08-11 haftmann 2010-08-11 renamed Theory_Target to the more appropriate Named_Target
2010-08-11 haftmann 2010-08-11 merged
2010-08-11 haftmann 2010-08-11 moved theory-level target operation fragements to Generic_Target; adjusted bootstrap order
2010-08-11 wenzelm 2010-08-11 merged, resolving conflict in src/Pure/IsaMakefile concerning General/xml_data.ML;
2010-08-10 haftmann 2010-08-10 split off structure Generic_Target into separate file
2010-08-11 wenzelm 2010-08-11 Isar_Document command input via native Isabelle_Process commands, using YXML and XML_Data representation;
2010-08-10 wenzelm 2010-08-10 type XML.body as basic data representation language; tuned;
2010-08-05 wenzelm 2010-08-05 simplified/refined document model: collection of named nodes, without proper dependencies yet; moved basic type definitions for ids and edits from Isar_Document to Document; removed begin_document/end_document for now -- nodes emerge via edits; edits refer to named nodes explicitly;
2010-07-24 wenzelm 2010-07-24 moved management of auxiliary theory source files to Thy_Load -- as theory data instead of accidental loader state; theory loader: reduced warnings -- thy database can be bypassed in certain situations; Proof/Local_Theory.propagate_ml_env; ML use function: propagate ML environment as well; pervasive type generic_theory;
2010-07-12 wenzelm 2010-07-12 removed legacy aliases;
2010-06-01 wenzelm 2010-06-01 uniform ML environment setup for Isar and PG;
2010-06-01 wenzelm 2010-06-01 keep structure ThyLoad for the sake of Proof General;
2010-05-31 wenzelm 2010-05-31 modernized some structure names, keeping a few legacy aliases;