aggregate.pl -- Aggregation operators on backtrackable predicates |
ansi_term.pl |
| ansi_format/3 | Format text with ANSI attributes. |  |
| ansi_get_color/2 | Obtain the RGB color for an ANSI color parameter. |  |
| ansi_hyperlink/2 | Create a hyperlink for a terminal emulator. |  |
| ansi_hyperlink/3 | Create a hyperlink for a terminal emulator. |  |
| tty_url_hook/2 | Hook for location_url/2. |  |
| console_color/2 | Hook that allows for mapping abstract terms to concrete ANSI attributes. | |
| message_line_element/2 | Hook implementation that deals with ansi(+Attr, +Fmt, +Args) in message specifications. |  |
apply.pl -- Apply predicates on a list |
apply_macros.pl -- Goal expansion rules to avoid meta-calling |
arithmetic.pl |
| arithmetic_expression_value/2 | True when Result unifies with the arithmetic result of evaluating Expression. |  |
| arithmetic_function/1 | Declare a predicate as an arithmetic function. |  |
assoc.pl -- Binary associations |
atom.pl -- Operations on atoms |
backcomp.pl -- Backward compatibility |
base32.pl -- Base32 encoding and decoding |
base64.pl |
| base64/2 | Equivalent to base64_encoded/3 using the options as(atom) and encoding(iso_latin_1). |  |
| base64/3 | Encode/decode list of character codes using base64. |  |
| base64_encoded/3 | General the base64 encoding and decoding. |  |
| base64_encoded/4 | |  |
| base64url/2 | Translates between plaintext and base64url encoded atom or string. |  |
| base64url/3 | Encode/decode list of character codes using Base64URL. |  |
broadcast.pl |
| broadcast/1 | Broadcast given event. |  |
| broadcast_request/1 | Broadcast given event till accepted. |  |
| listen/2 | Open a channel for listening for events of the given `Templ'. |  |
| listen/3 | Open a channel for listening for events of the given `Templ'. |  |
| listening/3 | returns currently open channels. |  |
| unlisten/1 | Destroy a channel. |  |
| unlisten/2 | Destroy a channel. |  |
| unlisten/3 | Destroy a channel. |  |
charsio.pl -- I/O on Lists of Character Codes |
check.pl -- Consistency checking |
codesio.pl -- I/O on Lists of Character Codes |
coinduction.pl -- Co-Logic Programming |
csv.pl -- Process CSV (Comma-Separated Values) data |
ctypes.pl -- Character code classification |
date.pl |
| date_time_value/3 | Extract values from a date-time structure. |  |
| day_of_the_week/2 | Computes the day of the week for a given date. |  |
| day_of_the_year/2 | Computes the day of the year for a given date. |  |
| parse_time/2 | Stamp is a timestamp created from parsing Text using the representation Format. |  |
| parse_time/3 | Stamp is a timestamp created from parsing Text using the representation Format. |  |
debug.pl -- Print debug messages and test assertions |
dialect.pl |
| expects_dialect/1 | Tell Prolog all subsequent code to the end of the file or the next :- expects_dialect/1 directive is written for the indicated Dialect. |  |
| source_exports/2 | True if Source exports Export. |  |
dicts.pl -- Dict utilities |
dif.pl |
| dif/2 | Constraint that expresses that Term1 and Term2 never become identical (==/2). |  |
edinburgh.pl |
| debug/0 | Switch on/off debug mode. |  |
| display/1 | Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]). |  |
| display/2 | Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]). |  |
| fileerrors/2 | Query and change the fileerrors flag. |  |
| nodebug/0 | Switch on/off debug mode. |  |
| reconsult/1 | Load source file(s), wiping the old content first. |  |
| unknown/2 | Edinburgh Prolog predicate for dealing dealing with undefined procedures. |  |
edit.pl -- Editor interface |
error.pl |
| current_encoding/1 | True if Name is the name of a supported encoding. |  |
| current_type/3 | True when Type is a currently defined type and Var satisfies Type of the body term Body succeeds. |  |
| domain_error/2 | The argument is of the proper type, but has a value that is outside the supported values. |  |
| existence_error/2 | Culprit is of the correct type and correct domain, but there is no existing (external) resource of type ObjectType that is represented by it. |  |
| existence_error/3 | Culprit is of the correct type and correct domain, but there is no existing (external) resource of type ObjectType that is represented by it in the provided set. |  |
| has_type/2 | True if Term satisfies Type. |  |
| instantiation_error/1 | An argument is under-instantiated. |  |
| is_of_type/2 | True if Term satisfies Type. |  |
| must_be/2 | True if Term satisfies the type constraints for Type. |  |
| permission_error/3 | It is not allowed to perform Operation on (whatever is represented by) Culprit that is of the given PermissionType (in fact, the ISO Standard is confusing and vague about these terms' meaning). |  |
| representation_error/1 | A representation error indicates a limitation of the implementation. |  |
| resource_error/1 | A goal cannot be completed due to lack of resources. |  |
| syntax_error/1 | A text has invalid syntax. |  |
| type_error/2 | Tell the user that Culprit is not of the expected ValidType. |  |
| uninstantiation_error/1 | An argument is over-instantiated. |  |
exceptions.pl -- Exception classification |
fastrw.pl -- Fast reading and writing of terms |
gensym.pl -- Generate unique symbols |
git.pl |
| git/2 | Run a GIT command. |  |
| git_branches/2 | True when Branches is the list of branches in the repository. |  |
| git_default_branch/2 | True when BranchName is the current branch of a repository. |  |
| git_default_branch/2 | True when BranchName is the default branch of a repository. |  |
| git_describe/2 | Describe the running version based on GIT tags and hashes. |  |
| git_hash/2 | Return the hash of the indicated object. |  |
| git_ls_remote/3 | Execute git ls-remote against the remote repository to fetch references from the remote. |  |
| git_ls_tree/2 | True when Entries is a list of entries in the the GIT repository, Each entry is a term:. |  |
| git_open_file/4 | Open the file File in the given bare GIT repository on the given branch (treeisch). |  |
| git_process_output/3 | Run a git-command and process the output with OnOutput, which is called as call(OnOutput, Stream). |  |
| git_remote_branches/2 | Exploit git_ls_remote/3 to fetch the branches from a remote repository without downloading it. |  |
| git_remote_url/3 | URL is the remote (fetch) URL for the given Remote. |  |
| git_shortlog/3 | Fetch information like the GitWeb change overview. |  |
| git_show/4 | Fetch info from a GIT commit. |  |
| git_tags/2 | True when Tags is a list of git tags defined on the repository. |  |
| git_tags_on_branch/3 | Tags is a list of tags in Branch on the GIT repository Dir, most recent tag first. |  |
| is_git_directory/1 | True if Directory is a git directory (Either checked out or bare). |  |
| is_git_hash/1 | True when Atom represents a GIT hash, i.e., a 40 digit hexadecimal string. |  |
hashtable.pl -- Hash tables |
heaps.pl -- heaps/priority queues |
help.pl -- Text based manual |
increval.pl |
| incr_directly_depends/2 | True if Goal1 depends on Goal2 in the IDG. |  |
| incr_invalid_subgoals/1 | List is a sorted list (set) of the incremental subgoals that are currently invalid. |  |
| incr_invalidate_call/1 | This is the XSB name, but the manual says incr_invalidate_calls/1 and the comment with the code suggests this is misnamed. |  |
| incr_invalidate_calls/1 | Invalidate all tables for subgoals of Goal as well as tables that are affected by these. |  |
| incr_is_invalid/1 | True when Subgoal's table is marked as invalid. |  |
| incr_propagate_calls/1 | Activate the monotonic answer propagation similarly to when a new fact is asserted for a monotonic dynamic predicate. |  |
| incr_table_update/0 | Updated all invalid tables. |  |
| incr_trans_depends/2 | True for each pair in the transitive closure of incr_directly_depends(G1, G2). |  |
| is_incremental_subgoal/1 | This predicate non-deterministically unifies Subgoal with incrementally tabled subgoals that are currently table entries. |  |
intercept.pl |
| intercept/3 | Run Goal as call/1. |  |
| intercept/4 | Similar to intercept/3, but the copy of Handler is called as call(Copy,Arg), which allows passing large context arguments or arguments subject to unification or destructive assignment. |  |
| intercept_all/4 | True when List contains all instances of Template that have been sent using send_signal/1 where the argument unifies with Ball. |  |
| nb_intercept_all/4 | As intercept_all/4, but backtracing inside Goal does not reset List. |  |
| send_signal/1 | If this predicate is called from a sub-goal of intercept/3, execute the associated Handler of the intercept/3 environment. |  |
| send_silent_signal/1 | As send_signal/1, but succeed silently if there is no matching intercept environment. |  |
iostream.pl -- Utilities to deal with streams |
lazy_lists.pl -- Lazy list handling |
listing.pl -- List programs and pretty print clauses |
lists.pl |
| append/2 | Concatenate a list of lists. |  |
| append/3 | List1AndList2 is the concatenation of List1 and List2. |  |
| clumped/2 | Pairs is a list of Item-Count pairs that represents the run length encoding of Items. |  |
| delete/3 | Delete matching elements from a list. |  |
| flatten/2 | Is true if FlatList is a non-nested version of NestedList. |  |
| intersection/3 | True if Set3 unifies with the intersection of Set1 and Set2. |  |
| is_set/1 | True if Set is a proper list without duplicates. |  |
| last/2 | Succeeds when Last is the last element of List. |  |
| list_to_set/2 | True when Set has the same elements as List in the same order. |  |
| max_list/2 | True if Max is the largest number in List. |  |
| max_member/2 | True when Max is the largest member in the standard order of terms. |  |
| max_member/3 | True when Max is the largest member according to Pred, which must be a 2-argument callable that behaves like (@=<)/2. |  |
| member/2 | True if Elem is a member of List. |  |
| min_list/2 | True if Min is the smallest number in List. |  |
| min_member/2 | True when Min is the smallest member in the standard order of terms. |  |
| min_member/3 | True when Min is the smallest member according to Pred, which must be a 2-argument callable that behaves like (@=<)/2. |  |
| nextto/3 | True if Y directly follows X in List. |  |
| nth0/3 | True when Elem is the Index'th element of List. |  |
| nth0/4 | Select/insert element at index. |  |
| nth1/3 | Is true when Elem is the Index'th element of List. |  |
| nth1/4 | As nth0/4, but counting starts at 1. |  |
| numlist/3 | List is a list [Low, Low+1, ... High]. |  |
| permutation/2 | True when Xs is a permutation of Ys. |  |
| prefix/2 | True iff Part is a leading substring of Whole. |  |
| proper_length/2 | True when Length is the number of elements in the proper list List. |  |
| reverse/2 | Is true when the elements of List2 are in reverse order compared to List1. |  |
| same_length/2 | Is true when List1 and List2 are lists with the same number of elements. |  |
| select/3 | Is true when List1, with Elem removed, results in List2. |  |
| select/4 | Select from two lists at the same position. |  |
| selectchk/3 | Semi-deterministic removal of first element in List that unifies with Elem. |  |
| selectchk/4 | Semi-deterministic version of select/4. |  |
| subseq/3 | Is true when SubList contains a subset of the elements of List in the same order and Complement contains all elements of List not in SubList, also in the order they appear in List. |  |
| subset/2 | True if all elements of SubSet belong to Set as well. |  |
| subtract/3 | Delete all elements in Delete from Set. |  |
| sum_list/2 | Sum is the result of adding all numbers in List. |  |
| union/3 | True if Set3 unifies with the union of the lists Set1 and Set2. |  |
macros.pl |
| expand_macros/5 | Perform macro expansion on TermIn with layout PosIn to produce TermOut with layout PosOut. |  |
| include_macros/3 | Include macros from another module. |  |
| macro_position/1 | True when Position is the position of the macro. |  |
main.pl -- Provide entry point for scripts |
make.pl -- Reload modified source files |
modules.pl -- Module utility predicates |
nb_set.pl |
| add_nb_set/2 | Insert Key into the set. |  |
| add_nb_set/3 | Insert Key into the set. |  |
| empty_nb_set/1 | Create an empty non-backtrackable set. |  |
| gen_nb_set/2 | Enumerate the members of a set in the standard order of terms. |  |
| nb_set_to_list/2 | Get the elements of a an nb_set. |  |
| size_nb_set/2 | Unify Size with the number of elements in the set. |  |
occurs.pl -- Finding and counting sub-terms |
operators.pl |
| pop_operators/0 | Revert all changes to the operator table realised since the last push_operators/1. |  |
| pop_operators/1 | Reset operators as pushed by push_operators/2. |  |
| push_op/3 | As op/3, but this call must appear between push_operators/1 and pop_operators/0. |  |
| push_operators/1 | Installs the operators from New, where New is a list of op(Prec, Type, :Name). |  |
| push_operators/2 | Installs the operators from New, where New is a list of op(Prec, Type, :Name). |  |
option.pl |
| dict_options/2 | Convert between an option list and a dictionary. |  |
| merge_options/3 | Merge two option sets. |  |
| meta_options/3 | Perform meta-expansion on options that are module-sensitive. |  |
| option/2 | Get an Option from Options. |  |
| option/3 | Get an Option from Options. |  |
| select_option/3 | Get and remove Option from Options. |  |
| select_option/4 | Get and remove Option with default value. |  |
optparse.pl -- command line parsing |
ordsets.pl -- Ordered set manipulation |
pairs.pl -- Operations on key-value lists |
persistency.pl -- Provide persistent dynamic predicates |
pio.pl -- Pure I/O |
portray_text.pl |
| portray_text/1 | Switch portraying on or off. |  |
| set_portray_text/2 | Set options for portraying. |  |
| set_portray_text/3 | Set options for portraying. |  |
pprint.pl -- Pretty Print Prolog terms |
predicate_options.pl -- Access and analyse predicate options |
prolog_autoload.pl -- Autoload all dependencies |
prolog_breakpoints.pl |
| breakpoint_property/2 | True when Property is a property of the breakpoint Id. |  |
| delete_breakpoint/1 | Delete breakpoint with given Id. |  |
| set_breakpoint/4 | Put a breakpoint at the indicated source-location. |  |
| set_breakpoint/5 | Put a breakpoint at the indicated source-location. |  |
| set_breakpoint_condition/2 | Set a condition for of the breakpoint with given Id. |  |
prolog_clause.pl |
prolog_code.pl |
| body_term_calls/2 | True when BodyTerm calls Goal. |  |
| comma_list/2 | True if CommaList is a nested term over the ','/2 (';'/2) functor and List is a list expressing the elements of the conjunction. |  |
| extend_goal/3 | Extend the possibly qualified Goal0 with additional arguments from Extra. |  |
| head_name_arity/3 | Similar to functor/3, but deals with SWI-Prolog's zero-argument callable terms and avoids creating a non-callable term if Name is not an atom and Arity is zero. |  |
| is_control_goal/1 | True if Goal is a compiled Prolog control structure. |  |
| is_predicate_indicator/1 | True when Term is a predicate indicator. |  |
| mkconj/3 | Create a conjunction or disjunction from two terms. |  |
| mkdisj/3 | Create a conjunction or disjunction from two terms. |  |
| most_general_goal/2 | General is the most general version of Goal. |  |
| pi_head/2 | Translate between a PredicateIndicator and a Goal term. |  |
| predicate_label/2 | Create a human-readable label for the given predicate indicator. |  |
| predicate_sort_key/2 | Key is the (module-free) name of the predicate for sorting purposes. |  |
| semicolon_list/2 | True if CommaList is a nested term over the ','/2 (';'/2) functor and List is a list expressing the elements of the conjunction. |  |
prolog_codewalk.pl |
| prolog_program_clause/2 | True when ClauseRef is a reference for clause in the program. |  |
| prolog_walk_code/1 | Walk over all loaded (user) Prolog code. |  |
| subterm_pos/5 | True when SubTerm is a sub term of Term, compared using Cmp, TermPosition describes the term layout of Term and SubTermPos describes the term layout of SubTerm. |  |
prolog_colour.pl -- Prolog syntax colouring support. |
prolog_coverage.pl -- Coverage analysis tool |
prolog_debug.pl |
| debug_control_hook/1 | Allow user-hooks in the Prolog debugger interaction. | |
| debugging/0 | Report current status of the debugger. |  |
| debugging_hook/1 | Multifile hook that is called as forall(debugging_hook(DebugMode), true) and that may be used to extend the information printed from other debugging libraries. |  |
| exception_hook/5 | Trap exceptions and consider whether or not to start the tracer. |  |
| nospy/1 | Set/clear spy-points. |  |
| nospyall/0 | Set/clear spy-points. |  |
| notrap/1 | Install a trap on error(Formal, Context) exceptions that unify. |  |
| spy/1 | Set/clear spy-points. |  |
| trap/1 | Install a trap on error(Formal, Context) exceptions that unify. |  |
| trap_alias/2 | Define short hands for commonly used exceptions. |  |
prolog_format.pl -- Analyse format specifications |
prolog_history.pl |
| prolog_history/1 | Execute Action on the history. |  |
prolog_metainference.pl |
| infer_meta_predicate/2 | True when MetaSpec is a meta-predicate specifier for the predicate Head. |  |
| inferred_meta_predicate/2 | True when MetaSpec is an inferred meta-predicate specification for Head. |  |
prolog_pack.pl -- A package manager for Prolog |
prolog_profile.pl |
| profile/1 | Run once(Goal) under the execution profiler. |  |
| profile/2 | Run once(Goal) under the execution profiler. |  |
| profile_data/1 | Gather all relevant data from profiler. |  |
| profile_procedure_data/2 | Collect data for Pred. |  |
| show_profile/1 | Display last collected profiling data. |  |
prolog_source.pl -- Examine Prolog source-files |
prolog_stack.pl -- Examine the Prolog stack |
prolog_trace.pl |
| list_tracing/0 | List predicates we are currently tracing. |  |
| notraceall/0 | Remove all trace points. |  |
| trace/1 | Print passes through ports of specified predicates. |  |
| trace/2 | Print passes through ports of specified predicates. |  |
| tracing/2 | True if Spec is traced using Ports. |  |
prolog_versions.pl -- Demand specific (Prolog) versions |
prolog_wrap.pl -- Wrapping predicates |
prolog_xref.pl |
| called_by/2 | If this succeeds, the cross-referencer assumes Goal may call any of the goals in ListOfCalled. |  |
| called_by/4 | True when Called is a list of callable terms called from Goal, handled by the predicate Module:Goal and executed in the context of the module Context. |  |
| hook/1 | True if Goal is a hook that is called spontaneously (e.g., from foreign code). |  |
| meta_goal/2 | Define meta-predicates. |  |
| xref_called/3 | True when By is called from Called in Source. |  |
| xref_called/4 | True when By is called from Called in Source. |  |
| xref_called/5 | True when By is called from Called in Source. |  |
| xref_clean/1 | Reset the database for the given source. |  |
| xref_comment/3 | Is true when Source has a section comment with Title and Comment. |  |
| xref_comment/4 | Is true when Head in Source has the given PlDoc comment. |  |
| xref_current_source/1 | Check what sources have been analysed. |  |
| xref_defined/3 | Test if Goal is accessible in Source. |  |
| xref_definition_line/2 | If the 3th argument of xref_defined contains line info, return this in Line. |  |
| xref_done/2 | Cross-reference executed at Time. |  |
| xref_exported/2 | True when Source exports Head. |  |
| xref_hook/1 | Definition of known hooks. |  |
| xref_meta/2 | True when Called is a list of terms called from Head. |  |
| xref_meta/3 | True when Head calls Called in Source. |  |
| xref_mode/3 | Is true when Source provides a predicate with Mode and determinism. |  |
| xref_module/2 | True if Module is defined in Source. |  |
| xref_op/2 | Give the operators active inside the module. |  |
| xref_option/2 | True when Source was processed using Option. |  |
| xref_prolog_flag/4 | True when Flag is set to Value at Line in Source. |  |
| xref_public_list/3 | Find meta-information about File. |  |
| xref_public_list/4 | Find meta-information about File. |  |
| xref_public_list/6 | Find meta-information about File. |  |
| xref_public_list/7 | Find meta-information about File. |  |
| xref_source/1 | Generate the cross-reference data for Source if not already done and the source is not modified. |  |
| xref_source/2 | Generate the cross-reference data for Source if not already done and the source is not modified. |  |
| xref_source_file/3 | Find named source file from Spec, relative to Src. |  |
| xref_source_file/4 | Find named source file from Spec, relative to Src. |  |
| xref_uses_file/3 | True when Source tries to load a file using Spec. |  |
pure_input.pl -- Pure Input from files and streams |
qsave.pl |
| arch_shlib/3 | This is a user defined hook called by qsave_program/2. |  |
| qsave_program/1 | Make a saved state in file `File'. |  |
| qsave_program/2 | Make a saved state in file `File'. |  |
| qsave_toplevel/0 | Called to handle `-c file` compilaton. |  |
quasi_quotations.pl -- Define Quasi Quotation syntax |
quintus.pl -- Quintus compatibility |
random.pl -- Random numbers |
rbtrees.pl -- Red black trees |
readln.pl |
readutil.pl -- Read utilities |
record.pl -- Access compound arguments by name |
sandbox.pl |
settings.pl -- Setting management |
shell.pl -- Elementary shell commands |
shlib.pl -- Utility library for loading foreign objects (DLLs, shared objects) |
solution_sequences.pl -- Modify solution sequences |
sort.pl |
statistics.pl -- Get information about resource usage |
strings.pl -- String utilities |
system.pl -- System utilities |
tables.pl -- XSB interface to tables |
terms.pl -- Term manipulation |
thread.pl |
| call_in_thread/2 | Run Goal as an interrupt in the context of Thread. |  |
| concurrent/3 | Run Goals in parallel using N threads. |  |
| concurrent_and/2 | Concurrent version of (Generator,Test). |  |
| concurrent_and/3 | Concurrent version of (Generator,Test). |  |
| concurrent_forall/2 | True when Action is true for all solutions of Generate. |  |
| concurrent_forall/3 | True when Action is true for all solutions of Generate. |  |
| concurrent_maplist/2 | Concurrent version of maplist/2. |  |
| concurrent_maplist/3 | Concurrent version of maplist/2. |  |
| concurrent_maplist/4 | Concurrent version of maplist/2. |  |
| first_solution/3 | Try alternative solvers concurrently, returning the first answer. |  |
thread_pool.pl |
| create_pool/1 | Hook to create a thread pool lazily. |  |
| current_thread_pool/1 | True if Name refers to a defined thread pool. |  |
| thread_create_in_pool/4 | Create a thread in Pool. |  |
| thread_pool_create/3 | Create a pool of threads. |  |
| thread_pool_destroy/1 | Destroy the thread pool named Name. |  |
| thread_pool_property/2 | True if Property is a property of thread pool Name. |  |
| worker_exitted/3 | It is possible that '__thread_pool_manager' no longer exists while closing down the process because the manager was killed before the worker. |  |
threadutil.pl -- Interactive thread utilities |
ugraphs.pl -- Graph manipulation library |
url.pl -- Analysing and constructing URL |
utf8.pl -- UTF-8 encoding/decoding on lists of character codes. |
varnumbers.pl |
| max_var_number/3 | True when Max is the max of Start and the highest numbered $VAR(N) term. |  |
| numbervars/1 | Number variables in Term using $VAR(N). |  |
| varnumbers/2 | Inverse of numbervars/1. |  |
| varnumbers/3 | Inverse of numbervars/3. |  |
| varnumbers_names/3 | If Term is a term with numbered and named variables using the reserved term '$VAR'(X), Copy is a copy of Term where each '$VAR'(X) is consistently replaced by a fresh variable and Bindings is a list X = Var, relating the X terms with the variable it is mapped to. |  |
wfs.pl -- Well Founded Semantics interface |
when.pl -- Conditional coroutining |
writef.pl |
| swritef/2 | Use writef/1 or writef/2 and write the result to a string. |  |
| swritef/3 | Use writef/1 or writef/2 and write the result to a string. |  |
| writef/1 | Formatted write to the current_output. |  |
| writef/2 | Formatted write to the current_output. |  |
www_browser.pl -- Open a URL in the users browser |
yall.pl -- Lambda expressions |
zip.pl -- Access resource ZIP archives |