library

Prolog files

aggregate.pl  -- Aggregation operators on backtrackable predicates
ansi_term.pl  -- Print decorated text to ANSI consoles
apply.pl  -- Apply predicates on a list
apply_macros.pl  -- Goal expansion rules to avoid meta-calling
archive.pl  -- Access several archive formats
archive_close/1	Close the archive.
archive_create/3	Convenience predicate to create an archive in OutputFile with data from a list of InputFiles and the given Options.
archive_data_stream/3	True when DataStream is a stream to a data object inside Archive.
archive_entries/2	True when Paths is a list of pathnames appearing in Archive.
archive_extract/3	Extract files from the given archive into Dir.
archive_foldl/4	Operates like foldl/4 but for the entries in the archive.
archive_header_property/2	True when Property is a property of the current header.
archive_next_header/2	Forward to the next entry of the archive for which Name unifies with the pathname of the entry.
archive_open/3	Wrapper around archive_open/4 that opens the archive in read mode.
archive_open/4	Open the archive in Data and unify Archive with a handle to the opened archive.
archive_open_entry/2	Open the current entry as a stream.
archive_property/2	True when Property is a property of the archive Handle.
archive_set_header_property/2	Set Property of the current header.
arithmetic.pl  -- Extensible arithmetic
assoc.pl  -- Binary associations
atom.pl  -- Operations on atoms
backcomp.pl  -- Backward compatibility
base32.pl  -- Base32 encoding and decoding
base64.pl  -- Base64 encoding and decoding
bdb.pl  -- Berkeley DB interface
broadcast.pl  -- Event service
c14n2.pl  -- C14n2 canonical XML documents
xml_write_canonical/3	Write an XML DOM using the canonical conventions as defined by C14n2.
cgi.pl  -- Read CGI parameters
charsio.pl  -- I/O on Lists of Character Codes
check.pl  -- Consistency checking
chr.pl
codesio.pl  -- I/O on Lists of Character Codes
coinduction.pl  -- Co-Logic Programming
crypt.pl
crypto.pl  -- Cryptography and authentication library
csv.pl  -- Process CSV (Comma-Separated Values) data
ctypes.pl  -- Character code classification
date.pl  -- Process dates and times
debug.pl  -- Print debug messages and test assertions
dialect.pl  -- Support multiple Prolog dialects
dicts.pl  -- Dict utilities
dif.pl  -- The dif/2 constraint
doc_http.pl  -- Documentation server
doc_latex.pl  -- PlDoc LaTeX backend
double_metaphone.pl  -- Phonetic string matching
edinburgh.pl  -- Some traditional Edinburgh predicates
edit.pl  -- Editor interface
editline.pl  -- BSD libedit based command line editing
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.
explain.pl  -- Describe Prolog Terms
fastrw.pl  -- Fast reading and writing of terms
files.pl
filesex.pl  -- Extended operations on files
gensym.pl  -- Generate unique symbols
git.pl  -- Run GIT commands
hash_stream.pl  -- Maintain a hash on a stream
hashtable.pl  -- Hash tables
ht_del/3	Delete Key-Value from HT.
ht_gen/3	True when Key-Value is in HT.
ht_get/3	True when Key is in HT and associated with Value.
ht_is_hashtable/1	True when HT is a hash table.
ht_keys/2	True when Keys is an ordered set of all keys in HT.
ht_new/1	Create a new hash table.
ht_pairs/2	True when Pairs and HT represent the same association.
ht_put/3	Add a Key-Value to HT.
ht_put/5	Add Key-Value to HT.
ht_put_new/3	As ht_put/3, but fails if Key is already in HT instead of updating the associated value.
ht_size/2	True when Size is the number of key-value pairs in HT.
ht_update/4	True when HT holds Key-Old before and Key-New after this call.
heaps.pl  -- heaps/priority queues
help.pl  -- Text based manual
increval.pl  -- Incremental dynamic predicate modification
intercept.pl  -- Intercept and signal interface
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
isub.pl  -- isub: a string similarity measure
lazy_lists.pl  -- Lazy list handling
lazy_engine_next/4	Lazy list iterator for engines.
lazy_findall/3	True when List is a lazy list containing the instantiations for Template for each answer of Goal.
lazy_findall/4	True when List is a lazy list containing the instantiations for Template for each answer of Goal.
lazy_get_codes/4	Lazy list iterator to get character codes from a stream.
lazy_list/2	Create a lazy list from a callback.
lazy_list/3	Create a lazy list where the next element is defined by.
lazy_list_iterator/4	Directive to create a lazy list iterator from a predicate that gets a single next value.
lazy_list_length/2	True if Len is the length of the materialized lazy list.
lazy_list_materialize/1	Materialize the lazy list.
lazy_message_queue/4	Lazy list iterator for message queues.
lazy_read_lines/4	Lazy list iterator to read lines from Stream.
lazy_read_terms/4	Turn a stream into a lazy list of Prolog terms.
listing.pl  -- List programs and pretty print clauses
lists.pl  -- List Manipulation
macros.pl  -- Macro expansion
main.pl  -- Provide entry point for scripts
make.pl  -- Reload modified source files
mallocinfo.pl  -- Memory allocation details
md5.pl  -- MD5 hashes
memfile.pl
modules.pl  -- Module utility predicates
mqi.pl
nb_set.pl  -- Non-backtrackable sets
occurs.pl  -- Finding and counting sub-terms
odbc.pl
operators.pl  -- Manage operators
option.pl  -- Option list processing
optparse.pl  -- command line parsing
ordsets.pl  -- Ordered set manipulation
oset.pl  -- Ordered set manipulation
oset_addel/3	Ordered set element addition.
oset_delel/3	Ordered set element deletion.
oset_diff/3	Ordered set difference.
oset_dint/2	Distributed intersection.
oset_dunion/2	Distributed union.
oset_int/3	ordered set intersection.
oset_is/1	check that OSet in correct format (standard order).
oset_power/2	True when PSet is the powerset of Set.
oset_union/3	Union is the union of OSet1 and OSet2.
pairs.pl  -- Operations on key-value lists
paxos.pl  -- A Replicated Data Store
pcre.pl  -- Perl compatible regular expression matching for SWI-Prolog
re_compile/3	Compiles Pattern to a Regex blob of type regex (see blob/2).
re_config/1	Extract configuration information from the pcre library.
re_flush/0	Clean pattern and replacement caches.
re_foldl/6	Fold all matches of Regex on String.
re_match/2	Succeeds if String matches Regex.
re_match/3	Succeeds if String matches Regex.
re_matchsub/3	Match String against Regex.
re_matchsub/4	Match String against Regex.
re_replace/4	Replace matches of the regular expression Pattern in String with With (possibly containing references to captured substrings).
re_replace/5	Replace matches of the regular expression Pattern in String with With (possibly containing references to captured substrings).
re_split/3	Split String using the regular expression Pattern.
re_split/4	Split String using the regular expression Pattern.
pengines.pl  -- Pengines: Web Logic Programming Made Easy
pengines_io.pl  -- Provide Prolog I/O for HTML clients
pengines_sandbox.pl  -- Declare Pengine interaction sandbox-safe
persistency.pl  -- Provide persistent dynamic predicates
pldoc.pl  -- Process source documentation
plunit.pl  -- Unit Testing
porter_stem.pl
portray_text.pl  -- Portray text
pprint.pl  -- Pretty Print Prolog terms
predicate_options.pl  -- Access and analyse predicate options
process.pl  -- Create processes and redirect I/O
prolog_autoload.pl  -- Autoload all dependencies
autoload_all/0	Force all necessary autoloading to be done now.
autoload_all/1	Force all necessary autoloading to be done now.
prolog_breakpoints.pl  -- Manage Prolog break-points
prolog_clause.pl  -- Get detailed source-information about a clause
prolog_code.pl  -- Utilities for reasoning about code
prolog_codewalk.pl  -- Prolog code walker
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_config.pl  -- Provide configuration information
prolog_debug.pl  -- User level debugging tools
prolog_format.pl  -- Analyse format specifications
prolog_history.pl  -- Per-directory persistent commandline history
prolog_jiti.pl  -- Just In Time Indexing (JITI) utilities
prolog_metainference.pl  -- Infer meta-predicate properties
prolog_pack.pl  -- A package manager for Prolog
prolog_profile.pl  -- Execution profiler
prolog_source.pl  -- Examine Prolog source-files
prolog_stack.pl  -- Examine the Prolog stack
prolog_stream.pl  -- A stream with Prolog callbacks
prolog_trace.pl  -- Print access to predicates
prolog_wrap.pl  -- Wrapping predicates
prolog_xref.pl  -- Prolog cross-referencer data collection
protobufs.pl  -- Google's Protocol Buffers ("protobufs")
pure_input.pl  -- Pure Input from files and streams
pwp.pl  -- Prolog Well-formed Pages
qsave.pl  -- Save current program as a state or executable
quasi_quotations.pl  -- Define Quasi Quotation syntax
quintus.pl  -- Quintus compatibility
abs/2	Unify `Absolute' with the absolute value of `Number'.
acos/2	Math library predicates.
asin/2	Math library predicates.
atan/2	Math library predicates.
atan2/3	Math library predicates.
atom_char/2	Same as ISO char_code/2.
ceiling/2	Math library predicates.
compile/1	Compile files.
cos/2	Math library predicates.
current_stream/3	SICStus/Quintus and backward compatible predicate.
date/1	Get current date as date(Y,M,D).
floor/2	Math library predicates.
genarg/3	Generalised version of ISO arg/3.
log/2	Math library predicates.
log10/2	Math library predicates.
midstring/3	Too difficult to explain.
midstring/4	Too difficult to explain.
midstring/5	Too difficult to explain.
midstring/6	Too difficult to explain.
mode/1	Ignore a DEC10/Quintus :- mode(Head) declaration.
no_style_check/1	Same as SWI-Prolog style_check(-Style).
on_exception/3
otherwise/0	For (A -> B ; otherwise -> C).
pow/3	Math library predicates.
prolog_flag/2	Same as ISO current_prolog_flag/2.
raise_exception/1	Quintus compatible exception handling.
round/2	Math library predicates.
sign/2	Math library predicates.
simple/1	Term is atomic or a variable.
sin/2	Math library predicates.
skip_line/0	Skip the rest of the current line (on Stream).
skip_line/1	Skip the rest of the current line (on Stream).
sqrt/2	Math library predicates.
stream_position/3	True when Old is the current position in Stream and the stream has been repositioned to New.
tan/2	Math library predicates.
unix/1	This predicate provides a partial emulation of the corresponding Quintus predicate.
random.pl  -- Random numbers
rbtrees.pl  -- Red black trees
rdf.pl  -- RDF/XML parser
rdf_parser.pl
rdf_triple.pl  -- Create triples from intermediate representation
anon_prefix/1	If defined, it is the prefix used to generate a blank node.
rdf_end_file/1	Cleanup reaching the end of an RDF file.
rdf_reset_ids/0	Utility predicate to reset the gensym counters for the various generated identifiers.
rdf_start_file/2	Initialise for the translation of a file.
rdf_triples/2	Convert an object as parsed by rdf.pl into a list of rdf/3 triples.
rdf_triples/3	Convert an object as parsed by rdf.pl into a list of rdf/3 triples.
rdf_write.pl  -- Write RDF/XML from a list of triples
readline.pl  -- GNU readline interface
readutil.pl  -- Read utilities
record.pl  -- Access compound arguments by name
redis.pl  -- Redis client
redis_streams.pl  -- Using Redis streams
rewrite_term.pl
rlimit.pl
rwlocks.pl  -- Read/write locks
with_rwlock/3	Run Goal, synchronized with LockId in ModeSpec.
with_rwlock/4	Run Goal, synchronized with LockId in ModeSpec.
sandbox.pl  -- Sandboxed Prolog code
settings.pl  -- Setting management
sgml.pl  -- SGML, XML and HTML parser
dtd/2	DTD is a DTD object created from the file dtd(Type).
load_dtd/3	Load DtdFile into a DTD.
load_html/3	Load HTML text from Input and unify the resulting DOM structure with DOM.
load_html_file/2	Load HTML from File and unify the resulting DOM structure with DOM.
load_sgml/3	Load SGML text from Input and unify the resulting DOM structure with DOM.
load_sgml_file/2	Load SGML from File and unify the resulting DOM structure with DOM.
load_structure/3	Parse Source and return the resulting structure in ListOfContent.
load_xml/3	Load XML text from Input and unify the resulting DOM structure with DOM.
load_xml_file/2	Load XML from File and unify the resulting DOM structure with DOM.
xml_basechar/1	XML character classification predicates.
xml_combining_char/1	XML character classification predicates.
xml_digit/1	XML character classification predicates.
xml_extender/1	XML character classification predicates.
xml_ideographic/1	XML character classification predicates.
xml_is_dom/1	True if term statisfies the structure as returned by load_structure/3 and friends.
xml_name/1	True if Atom is a valid XML name.
xml_quote_attribute/2	Backward compatibility for versions that allow to specify encoding.
xml_quote_cdata/2	Backward compatibility for versions that allow to specify encoding.
sgml_write.pl  -- XML/SGML writer module
sha.pl  -- SHA secure hashes
shell.pl  -- Elementary shell commands
shlib.pl  -- Utility library for loading foreign objects (DLLs, shared objects)
snowball.pl  -- The Snowball multi-lingual stemmer library
socket.pl  -- Network socket (TCP and UDP) library
solution_sequences.pl  -- Modify solution sequences
sort.pl
ssl.pl  -- Secure Socket Layer (SSL) library
statistics.pl  -- Get information about resource usage
stomp.pl  -- STOMP client.
streampool.pl  -- Input multiplexing
close_stream_pool/0	Close all streams in the pool.
delete_stream_from_pool/1	Retract stream from the pool.
dispatch_stream_pool/1	Wait for input on one or more streams and handle that.
stream_pool_main_loop/0	Keep handling input from the streams in the pool until they have all died away.
streams.pl  -- Manage Prolog streams
with_output_to/3	Run Goal and once/1 while capturing all output to all streams (current_output, user_output and user_error) in the string Output.
strings.pl  -- String utilities
syslog.pl  -- Unix syslog interface
debug_print_hook/3	Integration of debug/3 with the syslog facility.
closelog/0	Close the system log.
openlog/3	Open system log.
syslog/2	Send a message to the system log.
syslog/3	Send a formatted message to the system log if system logging is opened using openlog/3.
system.pl  -- System utilities
table.pl
tables.pl  -- XSB interface to tables
term_to_json.pl
terms.pl  -- Term manipulation
foldsubterms/4	The predicate foldsubterms/5 calls call(Goal4, SubTerm1, SubTerm2, StateIn, StateOut) for each subterm, including variables, in Term1.
foldsubterms/5	The predicate foldsubterms/5 calls call(Goal4, SubTerm1, SubTerm2, StateIn, StateOut) for each subterm, including variables, in Term1.
mapargs/3	Term1 and Term2 have the same functor (name/arity) and for each matching pair of arguments call(Goal, A1, A2) is true.
mapsubterms/3	Recursively map sub terms of Term1 into subterms of Term2 for every pair for which call(Goal, ST1, ST2) succeeds.
mapsubterms_var/3	Recursively map sub terms of Term1 into subterms of Term2 for every pair for which call(Goal, ST1, ST2) succeeds.
same_functor/2	True when Term1 and Term2 are terms that have the same functor (Name/Arity).
same_functor/3	True when Term1 and Term2 are terms that have the same functor (Name/Arity).
same_functor/4	True when Term1 and Term2 are terms that have the same functor (Name/Arity).
subsumes/2	True if Generic is unified to Specific without changing Specific.
subsumes_chk/2	True if Generic can be made equivalent to Specific without changing Specific.
term_factorized/3	Is true when Skeleton is Term where all subterms that appear multiple times are replaced by a variable and Substitution is a list of Var=Value that provides the subterm at the location Var.
term_size/2	True if Size is the size in cells occupied by Term on the global (term) stack.
term_subsumer/3	General is the most specific term that is a generalisation of Special1 and Special2.
variant/2	Same as SWI-Prolog Term1 =@= Term2.
test_cover.pl  -- Clause coverage analysis
thread.pl  -- High level thread primitives
thread_pool.pl
threadutil.pl  -- Interactive thread utilities
time.pl  -- Time and alarm library
udp_broadcast.pl  -- A UDP broadcast proxy
udp_broadcast_close/1	Close a UDP broadcast scope.
udp_broadcast_initialize/2	Initialized UDP broadcast bridge.
udp_peer/2	Manage and query the set of known peers for a unicast network.
udp_peer_add/2	Manage and query the set of known peers for a unicast network.
udp_peer_del/2	Manage and query the set of known peers for a unicast network.
udp_term_string_hook/3	Hook for serializing the message Term.
udp_unicast_join_hook/3	This multifile hook is called if an UDP package is received on the port of the unicast network identified by Scope.
ugraphs.pl  -- Graph manipulation library
uid.pl  -- User and group management on Unix systems
unicode.pl  -- Unicode string handling
unix.pl  -- Unix specific operations
uri.pl  -- Process URIs
url.pl  -- Analysing and constructing URL
utf8.pl  -- UTF-8 encoding/decoding on lists of character codes.
uuid.pl  -- Universally Unique Identifier (UUID) Library
varnumbers.pl  -- Utilities for numbered terms
wfs.pl  -- Well Founded Semantics interface
when.pl  -- Conditional coroutining
writef.pl  -- Old-style formatted write
www_browser.pl  -- Open a URL in the users browser
xmlenc.pl  -- XML encryption library
xpath.pl  -- Select nodes in an XML DOM
xsdp_types.pl  -- XML-Schema primitive types
yall.pl  -- Lambda expressions
yaml.pl  -- Process YAML data
zip.pl  -- Access resource ZIP archives
zlib.pl  -- Zlib wrapper for SWI-Prolog