library

Prolog files

aggregate.pl  -- Aggregation operators on backtrackable predicatesShow source
aggregate/3Aggregate bindings in Goal according to Template.Source
aggregate/4Aggregate bindings in Goal according to Template.Source
aggregate_all/3Aggregate bindings in Goal according to Template.Source
aggregate_all/4Aggregate bindings in Goal according to Template.Source
foreach/2True if conjunction of results is true.Source
free_variables/4Find free variables in bagof/setof template.Source
safe_meta/2Declare the aggregate meta-calls safe.Source
ansi_term.pl  -- Print decorated text to ANSI consolesShow source
ansi_format/3Format text with ANSI attributes.Source
message_line_element/2Hook implementation that deals with ansi(+Attr, +Fmt, +Args) in message specifications.Source
apply.pl  -- Apply predicates on a listShow source
apply_macros.pl  -- Goal expansion rules to avoid meta-callingShow source
archive.pl  -- Access several archive formatsShow source
archive_close/1Close the archive.Source
archive_create/3Convenience predicate to create an archive in OutputFile with data from a list of InputFiles and the given Options.Source
archive_data_stream/3True when DataStream is a stream to a data object inside Archive.Source
archive_entries/2True when Paths is a list of pathnames appearing in Archive.Source
archive_extract/3Extract files from the given archive into Dir.Source
archive_header_property/2True when Property is a property of the current header.Source
archive_next_header/2Forward to the next entry of the archive for which Name unifies with the pathname of the entry.Source
archive_open/4Open the archive in Data and unify Archive with a handle to the opened archive.Source
archive_open_entry/2Open the current entry as a stream.Source
archive_property/2True when Property is a property of the archive Handle.Source
archive_set_header_property/2Set Property of the current header.Source
arithmetic.pl  -- Extensible arithmeticShow source
assoc.pl  -- Binary associationsShow source
assoc_to_keys/2True if Keys is the list of keys in Assoc.Source
assoc_to_list/2Translate Assoc to a list Pairs of Key-Value pairs.Source
assoc_to_values/2True if Values is the list of values in Assoc.Source
del_assoc/4True if Key-Value is in Assoc0.Source
del_max_assoc/4True if Key-Value is in Assoc0 and Key is the greatest key.Source
del_min_assoc/4True if Key-Value is in Assoc0 and Key is the smallest key.Source
empty_assoc/1Is true if Assoc is the empty association list.Source
gen_assoc/3True if Key-Value is an association in Assoc.Source
get_assoc/3True if Key-Value is an association in Assoc.Source
get_assoc/5True if Key-Val0 is in Assoc0 and Key-Val is in Assoc.Source
is_assoc/1True if Assoc is an association list.Source
list_to_assoc/2Create an association from a list Pairs of Key-Value pairs.Source
map_assoc/2True if Pred(Value) is true for all values in Assoc.Source
map_assoc/3Map corresponding values.Source
max_assoc/3True if Key-Value is in Assoc and Key is the largest key.Source
min_assoc/3True if Key-Value is in assoc and Key is the smallest key.Source
ord_list_to_assoc/2Assoc is created from an ordered list Pairs of Key-Value pairs.Source
put_assoc/4Assoc is Assoc0, except that Key is associated with Value.Source
backcomp.pl  -- Backward compatibilityShow source
base32.pl  -- Base32 encoding and decodingShow source
base32/2Translates between plaintext and base32 encoded atom or string.Source
base32/3Encode/decode list of character codes using base32.Source
base64.pl  -- Base64 encoding and decodingShow source
base64/2Translates between plaintext and base64 encoded atom or string.Source
base64/3Encode/decode list of character codes using base64.Source
base64_encoded/3General the base64 encoding and decoding.Source
base64_encoded/4Source
base64url/2Translates between plaintext and base64url encoded atom or string.Source
base64url/3Encode/decode list of character codes using Base64URL.Source
broadcast.pl  -- Event serviceShow source
broadcast/1Broadcast given event.Source
broadcast_request/1Broadcast given event till accepted.Source
listen/2Open a channel for listening for events of the given `Templ'.Source
listen/3Open a channel for listening for events of the given `Templ'.Source
listening/3returns currently open channels.Source
unlisten/1Destroy a channel.Source
unlisten/2Destroy a channel.Source
unlisten/3Destroy a channel.Source
c14n2.pl  -- C14n2 canonical XML documentsShow source
cgi.pl  -- Read CGI parametersShow source
cgi_get_form/1Decodes standard input and the environment variables to obtain a list of arguments passed to the CGI script.Source
charsio.pl  -- I/O on Lists of Character CodesShow source
atom_to_chars/2Convert Atom into a list of character codes.Source
atom_to_chars/3Convert Atom into a difference list of character codes.Source
format_to_chars/3Use format/2 to write to a list of character codes.Source
format_to_chars/4Use format/2 to write to a difference list of character codes.Source
number_to_chars/2Convert Atom into a list of character codes.Source
number_to_chars/3Convert Number into a difference list of character codes.Source
open_chars_stream/2Open Codes as an input stream.Source
read_from_chars/2Read Codes into Term.Source
read_term_from_chars/3Read Codes into Term.Source
with_output_to_chars/2Run Goal as with once/1.Source
with_output_to_chars/3Run Goal as with once/1.Source
with_output_to_chars/4Same as with_output_to_chars/3 using an explicit stream.Source
write_to_chars/2Write a term to a code list.Source
write_to_chars/3Write a term to a code list.Source
check.pl  -- Consistency checkingShow source
check/0Run all consistency checks defined by checker/2.Source
checker/2Register code validation routines.Source
list_autoload/0Report predicates that may be auto-loaded.Source
list_redefined/0Lists predicates that are defined in the global module user as well as in a normal module; that is, predicates for which the local definition overrules the global default definition.Source
list_strings/0List strings that appear in clauses.Source
list_strings/1List strings that appear in clauses.Source
list_trivial_fails/0List goals that trivially fail because there is no matching clause.Source
list_trivial_fails/1List goals that trivially fail because there is no matching clause.Source
list_undefined/0Report undefined predicates.Source
list_undefined/1Report undefined predicates.Source
list_void_declarations/0List predicates that have declared attributes, but no clauses.Source
string_predicate/1Multifile hook to disable list_strings/0 on the given predicate.Source
trivial_fail_goal/1Multifile hook that tells list_trivial_fails/0 to accept Goal as valid.Source
valid_string_goal/1Multifile hook that qualifies Goal as valid for list_strings/0.Source
chr.plShow source
debug_ask_continue/1Hook to ask for a CHR debug continuation.Source
debug_event/2Hook into the CHR debugger.Source
debug_interact/3Hook into the CHR debugger to display Event and ask for the next command to execute.Source
codesio.pl  -- I/O on Lists of Character CodesShow source
coinduction.pl  -- Co-Logic ProgrammingShow source
coinductive/1The declaration :- coinductive name/arity, ... defines predicates as coinductive.Source
console_input.plShow source
complete_input/4Compute auto completions for the input line BeforeCursor+AfterCursor.Source
crypt.plShow source
crypto.pl  -- Cryptography and authentication libraryShow source
crypto_context_hash/2Obtain the hash code of Context.Source
crypto_context_new/2Context is unified with the empty context, taking into account Options.Source
crypto_curve_generator/2Point is the generator of the elliptic curve Curve.Source
crypto_curve_order/2Obtain the order of an elliptic curve.Source
crypto_curve_scalar_mult/4R is the result of N times Point on the elliptic curve Curve.Source
crypto_data_context/3Context0 is an existing computation context, and Context is the new context after hashing Data in addition to the previously hashed data.Source
crypto_data_decrypt/6Decrypt the given CipherText, using the symmetric algorithm Algorithm, key Key, and initialization vector IV, to give PlainText.Source
crypto_data_encrypt/6Encrypt the given PlainText, using the symmetric algorithm Algorithm, key Key, and initialization vector (or nonce) IV, to give CipherText.Source
crypto_data_hash/3Hash is the hash of Data.Source
crypto_data_hkdf/4Concentrate possibly dispersed entropy of Data and then expand it to the desired length.Source
crypto_file_hash/3True if Hash is the hash of the content of File.Source
crypto_generate_prime/3Generate a prime P with at least N bits.Source
crypto_is_prime/2True iff P passes a probabilistic primality test.Source
crypto_modular_inverse/3Compute the modular multiplicative inverse of the integer X.Source
crypto_n_random_bytes/2Bytes is unified with a list of N cryptographically secure pseudo-random bytes.Source
crypto_name_curve/2Obtain a handle for a named elliptic curve.Source
crypto_open_hash_stream/3Open a filter stream on OrgStream that maintains a hash.Source
crypto_password_hash/2If Hash is instantiated, the predicate succeeds iff the hash matches the given password.Source
crypto_password_hash/3Derive Hash based on Password.Source
crypto_stream_hash/2Unify Hash with a hash for the bytes sent to or read from HashStream.Source
ecdsa_sign/4Create an ECDSA signature for Data with EC private key Key.Source
ecdsa_verify/4True iff Signature can be verified as the ECDSA signature for Data, using the EC public key Key.Source
hex_bytes/2Relation between a hexadecimal sequence and a list of bytes.Source
rsa_private_decrypt/4RSA Public key encryption and decryption primitives.Source
rsa_private_encrypt/4RSA Public key encryption and decryption primitives.Source
rsa_public_decrypt/4RSA Public key encryption and decryption primitives.Source
rsa_public_encrypt/4RSA Public key encryption and decryption primitives.Source
rsa_sign/4Create an RSA signature for Data with private key Key.Source
rsa_verify/4Verify an RSA signature for Data with public key Key.Source
csv.pl  -- Process CSV (Comma-Separated Values) dataShow source
csv/3Prolog DCG to `read/write' CSV data.Source
csv/4Prolog DCG to `read/write' CSV data.Source
csv_options/2Compiled is the compiled representation of the CSV processing options as they may be passed into csv//2, etc.Source
csv_read_file/2Read a CSV file into a list of rows.Source
csv_read_file/3Read a CSV file into a list of rows.Source
csv_read_file_row/3True when Row is a row in File.Source
csv_read_row/3Read the next CSV record from Stream and unify the result with Row.Source
csv_write_file/2Write a list of Prolog terms to a CSV file.Source
csv_write_file/3Write a list of Prolog terms to a CSV file.Source
csv_write_stream/3Write the rows in Data to Stream.Source
ctypes.pl  -- Character code classificationShow source
is_digit/3Succeeds if `C' is a digit using `Base' as base and `Weight' represents its value.Source
is_paren/2True if Open is the open-parenthesis of Close.Source
to_lower/2Downcase a character code.Source
to_upper/2Upcase a character code.Source
upper_lower/2True when U is the character code of an uppercase character and L is the character code of the corresponding lowercase character.Source
date.pl  -- Process dates and timesShow source
date_time_value/3Extract values from a date-time structure.Source
day_of_the_week/2Computes the day of the week for a given date.Source
day_of_the_year/2Computes the day of the year for a given date.Source
parse_time/2Stamp is a timestamp created from parsing Text using the representation Format.Source
parse_time/3Stamp is a timestamp created from parsing Text using the representation Format.Source
debug.pl  -- Print debug messages and test assertionsShow source
dialect.pl  -- Support multiple Prolog dialectsShow source
dicts.pl  -- Dict utilitiesShow source
dict_fill/4Implementation for the dicts_to_same_keys/3 OnEmpty closure that fills new cells with a copy of ValueIn.Source
dict_keys/2True when Keys is an ordered set of the keys appearing in Dict.Source
dicts_join/3Join dicts in Dicts that have the same value for Key, provided they do not have conflicting values on other keys.Source
dicts_join/4Join two lists of dicts (Dicts1 and Dicts2) on Key.Source
dicts_same_keys/2True if List is a list of dicts that all have the same keys and Keys is an ordered set of these keys.Source
dicts_same_tag/2True when List is a list of dicts that all have the tag Tag.Source
dicts_slice/3DictsOut is a list of Dicts only containing values for Keys.Source
dicts_to_compounds/4True when Dicts and Compounds are lists of the same length and each element of Compounds is a compound term whose arguments represent the values associated with the corresponding keys in Keys.Source
dicts_to_same_keys/3DictsOut is a copy of DictsIn, where each dict contains all keys appearing in all dicts of DictsIn.Source
dif.pl  -- The dif/2 constraintShow source
doc_files.pl  -- Create stand-alone documentation filesShow source
doc_save/2Save documentation for FileOrDir to file(s).Source
doc_http.pl  -- Documentation serverShow source
double_metaphone.pl  -- Phonetic string matchingShow source
edinburgh.pl  -- Some traditional Edinburgh predicatesShow source
debug/0Switch on/off debug mode.Source
display/1Write a term, ignoring operators.Source
display/2Write a term, ignoring operators.Source
fileerrors/2Query and change the fileerrors flag.Source
nodebug/0Switch on/off debug mode.Source
reconsult/1Load source file(s), wiping the old content first.Source
unknown/2Edinburgh Prolog predicate for dealing dealing with undefined procedures.Source
edit.pl  -- Editor interfaceShow source
edit/0Edit associated or script file.Source
edit/1Edit indicated object.Source
edit_command/2This predicate should specify the shell-command called to invoke the user's editor.Source
locate/2Locate object from the specified location.Source
locate/3Source
select_location/3Source
editline.pl  -- BSD libedit based command line editingShow source
error.pl  -- Error generating supportShow source
current_type/3True when Type is a currently defined type and Var satisfies Type of the body term Body succeeds.Source
domain_error/2The argument is of the proper type, but has a value that is outside the supported values.Source
existence_error/2Term is of the correct type and correct domain, but there is no existing (external) resource that is represented by it.Source
has_type/2True if Term satisfies Type.Source
instantiation_error/1An argument is under-instantiated.Source
is_of_type/2True if Term satisfies Type.Source
must_be/2True if Term satisfies the type constraints for Type.Source
permission_error/3It is not allowed to perform Action on the object Term that is of the given Type.Source
representation_error/1A representation error indicates a limitation of the implementation.Source
resource_error/1A goal cannot be completed due to lack of resources.Source
syntax_error/1A text has invalid syntax.Source
type_error/2Tell the user that Term is not of the expected Type.Source
uninstantiation_error/1An argument is over-instantiated.Source
explain.pl  -- Describe Prolog TermsShow source
files.plShow source
filesex.pl  -- Extended operations on filesShow source
gensym.pl  -- Generate unique symbolsShow source
gensym/2Generate <Base>1, <Base>2, etc atoms on each subsequent call.Source
reset_gensym/0Reset all gensym counters.Source
reset_gensym/1Reset a specific gensym counter.Source
git.pl  -- Run GIT commandsShow source
git/2Run a GIT command.Source
git_branches/2True when Branches is the list of branches in the repository.Source
git_default_branch/2True when BranchName is the default branch of a repository.Source
git_describe/2Describe the running version based on GIT tags and hashes.Source
git_hash/2Return the hash of the indicated object.Source
git_ls_remote/3Execute git ls-remote against the remote repository to fetch references from the remote.Source
git_ls_tree/2True when Entries is a list of entries in the the GIT repository, Each entry is a term:.Source
git_open_file/4Open the file File in the given bare GIT repository on the given branch (treeisch).Source
git_process_output/3Run a git-command and process the output with OnOutput, which is called as call(OnOutput, Stream).Source
git_remote_branches/2Exploit git_ls_remote/3 to fetch the branches from a remote repository without downloading it.Source
git_remote_url/3URL is the remote (fetch) URL for the given Remote.Source
git_shortlog/3Fetch information like the GitWeb change overview.Source
git_show/4Fetch info from a GIT commit.Source
git_tags_on_branch/3Tags is a list of tags in Branch on the GIT repository Dir, most recent tag first.Source
is_git_directory/1True if Directory is a git directory (Either checked out or bare).Source
hash_stream.pl  -- Maintain a hash on a streamShow source
open_hash_stream/3Open a filter stream on OrgStream that maintains a hash.Source
stream_hash/2Unify Digest with a hash for the bytes send to or read from HashStream.Source
heaps.pl  -- heaps/priority queuesShow source
add_to_heap/4Adds Key with priority Priority to Heap0, constructing a new heap in Heap.Source
delete_from_heap/4Deletes Key from Heap0, leaving its priority in Priority and the resulting data structure in Heap.Source
empty_heap/1True if Heap is an empty heap.Source
get_from_heap/4Retrieves the minimum-priority pair Priority-Key from Heap0.Source
heap_size/2Determines the number of elements in Heap.Source
heap_to_list/2Constructs a list List of Priority-Element terms, ordered by (ascending) priority.Source
is_heap/1Returns true if X is a heap.Source
list_to_heap/2If List is a list of Priority-Element terms, constructs a heap out of List.Source
merge_heaps/3Merge the two heaps Heap0 and Heap1 in Heap.Source
min_of_heap/3Unifies Key with the minimum-priority element of Heap and Priority with its priority value.Source
min_of_heap/5Gets the two minimum-priority elements from Heap.Source
singleton_heap/3True if Heap is a heap with the single element Priority-Key.Source
help.plShow source
helpidx.plShow source
iostream.pl  -- Utilities to deal with streamsShow source
close_any/1Execute the Close closure returned by open_any/5.Source
open_any/5Establish a stream from Specification that should be closed using Close, which can either be called or passed to close_any/1.Source
open_hook/6Open Spec in Mode, producing Stream.Source
lazy_lists.pl  -- Lazy list handlingShow source
lazy_engine_next/4Lazy list iterator for engines.Source
lazy_findall/3True when List is a lazy list containing the instantiations for Template for each answer of Goal.Source
lazy_findall/4True when List is a lazy list containing the instantiations for Template for each answer of Goal.Source
lazy_get_codes/4Lazy list iterator to get character codes from a stream.Source
lazy_list/2Create a lazy list from a callback.Source
lazy_list/3Create a lazy list where the next element is defined by.Source
lazy_list_iterator/4Directive to create a lazy list iterator from a predicate that gets a single next value.Source
lazy_list_length/2True if Len is the length of the materialized lazy list.Source
lazy_list_materialize/1Materialize the lazy list.Source
lazy_message_queue/4Lazy list iterator for message queues.Source
lazy_read_lines/4Lazy list iterator to read lines from Stream.Source
lazy_read_terms/4Turn a stream into a lazy list of Prolog terms.Source
listing.pl  -- List programs and pretty print clausesShow source
listing/0Lists all predicates defined in the calling module.Source
listing/1List matching clauses.Source
portray_clause/1Portray `Clause' on the current output stream.Source
portray_clause/2Portray `Clause' on the current output stream.Source
portray_clause/3Portray `Clause' on the current output stream.Source
lists.pl  -- List ManipulationShow source
main.pl  -- Provide entry point for scriptsShow source
make.pl  -- Reload modified source filesShow source
md5.pl  -- MD5 hashesShow source
memfile.plShow source
modules.pl  -- Module utility predicatesShow source
in_temporary_module/3Run Goal on temporary loaded sources and discard the module and loaded predicates after completion.Source
nb_rbtrees.pl  -- Non-backtrackable operations on red black treesShow source
nb_set.pl  -- Non-backtrackable setsShow source
add_nb_set/2Insert Key into the set.Source
add_nb_set/3Insert Key into the set.Source
empty_nb_set/1Create an empty non-backtrackable set.Source
gen_nb_set/2Enumerate the members of a set in the standard order of terms.Source
nb_set_to_list/2Get the elements of a an nb_set.Source
size_nb_set/2Unify Size with the number of elements in the set.Source
occurs.pl  -- Finding and counting sub-termsShow source
contains_term/2Succeeds if Sub is contained in Term (=, deterministically).Source
contains_var/2Succeeds if Sub is contained in Term (==, deterministically).Source
free_of_term/2Succeeds of Sub does not unify to any subterm of Term.Source
free_of_var/2Succeeds of Sub is not equal (==) to any subterm of Term.Source
occurrences_of_term/3Count the number of SubTerms in Term.Source
occurrences_of_var/3Count the number of SubTerms in Term.Source
sub_term/2Generates (on backtracking) all subterms of Term.Source
sub_var/2Generates (on backtracking) all subterms (==) of Term.Source
operators.pl  -- Manage operatorsShow source
option.pl  -- Option list processingShow source
optparse.pl  -- command line parsingShow source
opt_arguments/3Extract commandline options according to a specification.Source
opt_help/2True when Help is a help string synthesized from OptsSpec.Source
opt_parse/4Equivalent to opt_parse(OptsSpec, ApplArgs, Opts, PositionalArgs, []).Source
opt_parse/5Parse the arguments Args (as list of atoms) according to OptsSpec.Source
parse_type/3Hook to parse option text Codes to an object of type Type.Source
ordsets.pl  -- Ordered set manipulationShow source
is_ordset/1True if Term is an ordered set.Source
list_to_ord_set/2Transform a list into an ordered set.Source
ord_add_element/3Insert an element into the set.Source
ord_del_element/3Delete an element from an ordered set.Source
ord_disjoint/2True if Set1 and Set2 have no common elements.Source
ord_empty/1True when List is the empty ordered set.Source
ord_intersect/2True if both ordered sets have a non-empty intersection.Source
ord_intersect/3Intersection holds the common elements of Set1 and Set2.Source
ord_intersection/2Intersection of a powerset.Source
ord_intersection/3Intersection holds the common elements of Set1 and Set2.Source
ord_intersection/4Intersection and difference between two ordered sets.Source
ord_memberchk/2True if Element is a member of OrdSet, compared using ==.Source
ord_selectchk/3Selectchk/3, specialised for ordered sets.Source
ord_seteq/2True if Set1 and Set2 have the same elements.Source
ord_subset/2Is true if all elements of Sub are in Super.Source
ord_subtract/3Diff is the set holding all elements of InOSet that are not in NotInOSet.Source
ord_symdiff/3Is true when Difference is the symmetric difference of Set1 and Set2.Source
ord_union/2True if Union is the union of all elements in the superset SetOfSets.Source
ord_union/3Union is the union of Set1 and Set2.Source
ord_union/4True iff ord_union(Set1, Set2, Union) and ord_subtract(Set2, Set1, New).Source
oset.pl  -- Ordered set manipulationShow source
oset_addel/3ordered set element addition.Source
oset_delel/3ordered set element deletion.Source
oset_diff/3ordered set difference.Source
oset_dint/2distributed intersection.Source
oset_dunion/2distributed union.Source
oset_int/3ordered set intersection.Source
oset_is/1check that OSet in correct format (standard order).Source
oset_power/2True when PSet is the powerset of Set.Source
oset_union/3Source
pairs.pl  -- Operations on key-value listsShow source
pcre.pl  -- Perl compatible regular expression matching for SWI-PrologShow source
re_compile/3Compiles Pattern to a Regex blob of type regex (see blob/2).Source
re_config/1Extract configuration information from the pcre library.Source
re_flush/0Clean pattern and replacement caches.Source
re_foldl/6Fold all matches of Regex on String.Source
re_match/2Succeeds if String matches Regex.Source
re_match/3Succeeds if String matches Regex.Source
re_matchsub/4Match String against Regex.Source
re_replace/4Replace matches of the regular expression Pattern in String with With.Source
re_split/3Split String using the regular expression Pattern.Source
re_split/4Split String using the regular expression Pattern.Source
pengines.pl  -- Pengines: Web Logic Programming Made EasyShow source
pengines_io.pl  -- Provide Prolog I/O for HTML clientsShow source
binding_term/5Hook to render a Prolog result term as HTML.Source
pengine_bind_io_to_html/1Redefine the built-in predicates for IO to send HTML messages using pengine_output/1.Source
pengine_display/1Redirect the corresponding Prolog output predicates.Source
pengine_flush_output/0No-op.Source
pengine_format/1As format/1,2.Source
pengine_format/2As format/1,2.Source
pengine_io_predicate/1True when Head describes the head of a (system) IO predicate that is redefined by the HTML binding.Source
pengine_listing/0List the content of the current pengine or a specified predicate in the pengine.Source
pengine_listing/1List the content of the current pengine or a specified predicate in the pengine.Source
pengine_nl/0Emit a <br/> to the pengine.Source
pengine_print/1Redirect the corresponding Prolog output predicates.Source
pengine_write/1Redirect the corresponding Prolog output predicates.Source
pengine_write_canonical/1Redirect the corresponding Prolog output predicates.Source
pengine_write_term/2Writes term as <span class=Class>Term</span>.Source
pengine_writeln/1Emit Term as <span class=writeln>Term<br></span>.Source
pengine_writeq/1Redirect the corresponding Prolog output predicates.Source
message_hook/3Send output from print_message/2 to the pengine.Source
persistency.pl  -- Provide persistent dynamic predicatesShow source
pldoc.pl  -- Process source documentationShow source
porter_stem.plShow source
pprint.pl  -- Pretty Print Prolog termsShow source
predicate_options.pl  -- Access and analyse predicate optionsShow source
assert_predicate_options/4As predicate_options(:PI, +Arg, +Options).Source
check_predicate_option/3Verify predicate options at runtime.Source
check_predicate_options/0Analyse loaded program for erroneous options.Source
check_predicate_options/1Verify calls to predicates that have options in all clauses of the predicate indicated by PredicateIndicator.Source
current_option_arg/2True when Arg of PI processes predicate options.Source
current_predicate_option/3True when Arg of PI processes Option.Source
current_predicate_options/3True when Options is the current active option declaration for PI on Arg.Source
derive_predicate_options/0Derive new predicate option declarations.Source
derived_predicate_options/1Derive predicate option declarations for a module.Source
derived_predicate_options/3Derive option arguments using static analysis.Source
predicate_options/3Declare that the predicate PI processes options on Arg.Source
retractall_predicate_options/0Remove all dynamically (derived) predicate options.Source
process.pl  -- Create processes and redirect I/OShow source
is_process/1True if PID might be a process.Source
process_create/3Create a new process running the file Exe and using arguments from the given list.Source
process_group_kill/1Send signal to the group containing process PID.Source
process_group_kill/2Send signal to the group containing process PID.Source
process_id/1True if PID is the process id of the running Prolog process.Source
process_id/2PID is the process id of Process.Source
process_kill/1Send signal to process PID.Source
process_kill/2Send signal to process PID.Source
process_release/1Release process handle.Source
process_wait/2True if PID completed with Status.Source
process_wait/3True if PID completed with Status.Source
prolog_autoload.pl  -- Autoload all dependenciesShow source
autoload/0Force all necessary autoloading to be done now.Source
autoload/1Force all necessary autoloading to be done now.Source
prolog_breakpoints.pl  -- Manage Prolog break-pointsShow source
prolog_clause.pl  -- Get detailed source-information about a clauseShow source
clause_info/4Fetches source information for the given clause.Source
clause_name/2Provide a suitable description of the indicated clause.Source
initialization_layout/4Find term-layout of :- initialization directives.Source
open_source/2Hook into clause_info/5 that opens the stream holding the source for a specific clause.Source
predicate_name/2Describe a predicate as [Module:]Name/Arity.Source
unify_goal/5This hook is called to fix up source code manipulations that result from goal expansions.Source
prolog_codewalk.pl  -- Prolog code walkerShow source
prolog_colour.pl  -- Prolog syntax colouring support.Show source
prolog_format.pl  -- Analyse format specificationsShow source
prolog_history.pl  -- Per-directory persistent commandline historyShow source
prolog_history/1Execute Action on the history.Source
prolog_metainference.pl  -- Infer meta-predicate propertiesShow source
prolog_pack.pl  -- A package manager for PrologShow source
environment/2Hook to define the environment for building packs.Source
pack_info/1Print more detailed information about Pack.Source
pack_install/1Install a package.Source
pack_install/2Install package Name.Source
pack_list/1Query package server and installed packages and display results.Source
pack_list_installed/0List currently installed packages.Source
pack_property/2True when Property is a property of Pack.Source
pack_rebuild/0Rebuild foreign components of all packages.Source
pack_rebuild/1Rebuilt possible foreign components of Pack.Source
pack_remove/1Remove the indicated package.Source
pack_search/1Query package server and installed packages and display results.Source
pack_upgrade/1Try to upgrade the package Pack.Source
pack_url_file/2True if File is a unique id for the referenced pack and version.Source
prolog_source.pl  -- Examine Prolog source-filesShow source
prolog_stack.pl  -- Examine the Prolog stackShow source
backtrace/1Get and print a stacktrace to the user_error stream.Source
get_prolog_backtrace/2Obtain a backtrace from the current location.Source
get_prolog_backtrace/3Obtain a backtrace from the current location.Source
print_prolog_backtrace/2Print a stacktrace in human readable form to Stream.Source
print_prolog_backtrace/3Print a stacktrace in human readable form to Stream.Source
prolog_stack_frame_property/2True when Property is a property of Frame.Source
stack_guard/1Dynamic multifile hook that is normally not defined.Source
stack_guard/1Dynamic multifile predicate.Source
prolog_stream.pl  -- A stream with Prolog callbacksShow source
open_prolog_stream/4Create a new stream that implements its I/O by calling predicates in Module.Source
prolog_xref.pl  -- Prolog cross-referencer data collectionShow source
called_by/2If this succeeds, the cross-referencer assumes Goal may call any of the goals in ListOfCalled.Source
called_by/4True 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.Source
hook/1True if Goal is a hook that is called spontaneously (e.g., from foreign code).Source
meta_goal/2Define meta-predicates.Source
xref_called/3Enumerate the predicate-call relations.Source
xref_called/4Enumerate the predicate-call relations.Source
xref_clean/1Reset the database for the given source.Source
xref_comment/3Is true when Source has a section comment with Title and Comment.Source
xref_comment/4Is true when Head in Source has the given PlDoc comment.Source
xref_current_source/1Check what sources have been analysed.Source
xref_defined/3Test if Goal is accessible in Source.Source
xref_definition_line/2If the 3th argument of xref_defined contains line info, return this in Line.Source
xref_done/2Cross-reference executed at Time.Source
xref_exported/2True when Source exports Head.Source
xref_hook/1Definition of known hooks.Source
xref_meta/2True when Called is a list of terms called from Head.Source
xref_meta/3True when Head calls Called in Source.Source
xref_mode/3Is true when Source provides a predicate with Mode and determinism.Source
xref_module/2True if Module is defined in Source.Source
xref_op/2Give the operators active inside the module.Source
xref_option/2True when Source was processed using Option.Source
xref_prolog_flag/4True when Flag is set to Value at Line in Source.Source
xref_public_list/3Find meta-information about File.Source
xref_public_list/4Find meta-information about File.Source
xref_public_list/6Find meta-information about File.Source
xref_public_list/7Find meta-information about File.Source
xref_source/1Generate the cross-reference data for Source if not already done and the source is not modified.Source
xref_source/2Generate the cross-reference data for Source if not already done and the source is not modified.Source
xref_source_file/3Find named source file from Spec, relative to Src.Source
xref_source_file/4Find named source file from Spec, relative to Src.Source
xref_uses_file/3True when Source tries to load a file using Spec.Source
pure_input.pl  -- Pure Input from files and streamsShow source
lazy_list_character_count/3True when CharCount is the current character count in the Lazy list.Source
lazy_list_location/3Determine current (error) location in a lazy list.Source
phrase_from_file/2Process the content of File using the DCG rule Grammar.Source
phrase_from_file/3As phrase_from_file/2, providing additional Options.Source
phrase_from_stream/2Run Grammer against the character codes on Stream.Source
stream_to_lazy_list/2Create a lazy list representing the character codes in Stream.Source
syntax_error/3Throw the syntax error Error at the current location of the input.Source
qsave.pl  -- Save current program as a state or executableShow source
qsave_program/1Make a saved state in file `File'.Source
qsave_program/2Make a saved state in file `File'.Source
quasi_quotations.pl  -- Define Quasi Quotation syntaxShow source
phrase_from_quasi_quotation/2Process the quasi quotation using the DCG Grammar.Source
quasi_quotation_syntax/1Declare the predicate SyntaxName/4 to implement the the quasi quote syntax SyntaxName.Source
quasi_quotation_syntax_error/1Report syntax_error(Error) using the current location in the quasi quoted input parser.Source
with_quasi_quotation_input/3Process the quasi-quoted Content using Stream parsed by Goal.Source
quintus.pl  -- Quintus compatibilityShow source
abs/2Unify `Absolute' with the absolute value of `Number'.Source
atom_char/2Same as ISO char_code/2.Source
compile/1Compile files.Source
cos/2Math library predicates.Source
current_stream/3SICStus/Quintus and backward compatible predicate.Source
date/1Get current date as date(Y,M,D).Source
genarg/3Generalised version of ISO arg/3.Source
log/2Math library predicates.Source
log10/2Math library predicates.Source
midstring/3Too difficult to explain.Source
midstring/4Too difficult to explain.Source
midstring/5Too difficult to explain.Source
midstring/6Too difficult to explain.Source
mode/1Ignore a DEC10/Quintus :- mode(Head) declaration.Source
no_style_check/1Same as SWI-Prolog style_check(-Style).Source
on_exception/3Source
otherwise/0For (A -> B ; otherwise -> C).Source
prolog_flag/2Same as ISO current_prolog_flag/2.Source
raise_exception/1Quintus compatible exception handling.Source
simple/1Term is atomic or a variable.Source
sin/2Math library predicates.Source
skip_line/0Skip the rest of the current line (on Stream).Source
skip_line/1Skip the rest of the current line (on Stream).Source
stream_position/3True when Old is the current position in Stream and the stream has been repositioned to New.Source
tan/2Math library predicates.Source
unix/1interface to Unix.Source
random.pl  -- Random numbersShow source
getrand/1Query/set the state of the random generator.Source
maybe/0Succeed/fail with equal probability (variant of maybe/1).Source
maybe/1Succeed with probability P, fail with probability 1-P.Source
maybe/2Succeed with probability K/N (variant of maybe/1).Source
random/1Binds R to a new random float in the open interval (0.0,1.0).Source
random/3Generate a random integer or float in a range.Source
random_between/3Binds R to a random integer in [L,U] (i.e., including both L and U).Source
random_member/2X is a random member of List.Source
random_perm2/4Does X=A,Y=B or X=B,Y=A with equal probability.Source
random_permutation/2Permutation is a random permutation of List.Source
random_select/3Randomly select or insert an element.Source
randseq/3S is a list of K unique random integers in the range 1..N.Source
randset/3S is a sorted list of K unique random integers in the range 1..N.Source
setrand/1Query/set the state of the random generator.Source
rbtrees.pl  -- Red black treesShow source
is_rbtree/1True if Term is a valide Red-Black tree.Source
list_to_rbtree/2Tree is the red-black tree corresponding to the mapping in List, which should be a list of Key-Value pairs.Source
ord_list_to_rbtree/2Tree is the red-black tree corresponding to the mapping in list List, which should be a list of Key-Value pairs.Source
rb_apply/4If the value associated with key Key is Val0 in Tree, and if call(G,Val0,ValF) holds, then NewTree differs from Tree only in that Key is associated with value ValF in tree NewTree.Source
rb_clone/3`Clone' the red-back tree TreeIn into a new tree TreeOut with the same keys as the original but with all values set to unbound values.Source
rb_del_max/4Delete the largest element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree.Source
rb_del_min/4Delete the least element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree.Source
rb_delete/3Delete element with key Key from the tree Tree, returning the value Val associated with the key and a new tree NewTree.Source
rb_delete/4Delete element with key Key from the tree Tree, returning the value Val associated with the key and a new tree NewTree.Source
rb_empty/1Succeeds if Tree is an empty Red-Black tree.Source
rb_fold/4Fold the given predicate over all the key-value pairs in Tree, starting with initial state State0 and returning the final state State.Source
rb_in/3True when Key-Value is a key-value pair in red-black tree Tree.Source
rb_insert/4Add an element with key Key and Value to the tree Tree creating a new red-black tree NewTree.Source
rb_insert_new/4Add a new element with key Key and Value to the tree Tree creating a new red-black tree NewTree.Source
rb_keys/2Keys is unified with an ordered list of all keys in the Red-Black tree Tree.Source
rb_lookup/3True when Value is associated with Key in the Red-Black tree Tree.Source
rb_map/2True if call(Goal, Value) is true for all nodes in T.Source
rb_map/3For all nodes Key in the tree Tree, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF.Source
rb_max/3Key is the maximal key in Tree, and is associated with Val.Source
rb_min/3Key is the minimum key in Tree, and is associated with Val.Source
rb_new/1Create a new Red-Black tree Tree.Source
rb_next/4Next is the next element after Key in Tree, and is associated with Val.Source
rb_partial_map/4For all nodes Key in Keys, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF.Source
rb_previous/4Previous is the previous element after Key in Tree, and is associated with Val.Source
rb_size/2Size is the number of elements in Tree.Source
rb_update/4Tree NewTree is tree Tree, but with value for Key associated with NewVal.Source
rb_update/5Tree NewTree is tree Tree, but with value for Key associated with NewVal.Source
rb_visit/2Pairs is an infix visit of tree Tree, where each element of Pairs is of the form Key-Value.Source
rdf.plShow source
load_rdf/2Parse an XML file holding an RDF term into a list of RDF triples.Source
load_rdf/3Parse an XML file holding an RDF term into a list of RDF triples.Source
process_rdf/3Process RDF from Input.Source
xml_to_rdf/3Source
rdf_ntriples.pl  -- RDF N-triples parser (obsolete)Show source
rdf_parser.plShow source
rdf_triple.pl  -- Create triples from intermediate representationShow source
rdf_write.pl  -- Write RDF/XML from a list of triplesShow source
readline.pl  -- GNU readline interfaceShow source
rl_add_history/1Add a line to the history.
rl_read_history/1Read a saved history from File.
rl_read_init_file/1Read a GNU readline config file.
rl_write_history/1Save the history to File.
readutil.pl  -- Read utilitiesShow source
read_file_to_codes/3Read the file Spec into a list of Codes.Source
read_file_to_string/3Read the file Spec into a the string String.Source
read_file_to_terms/3Read the file Spec into a list of terms.Source
read_line_to_codes/2Read a line of input from In into a list of character codes.Source
read_line_to_codes/3Read a line of input as a difference list.Source
read_line_to_string/2Read the next line from Stream into String.Source
read_stream_to_codes/2Read input from Stream to a list of character codes.Source
read_stream_to_codes/3Read input from Stream to a list of character codes.Source
record.pl  -- Access compound arguments by nameShow source
rewrite.plShow source
rlimit.plShow source
sandbox.pl  -- Sandboxed Prolog codeShow source
sandbox_allowed_directive/1Throws an exception if G is not considered a safe directive.Source
sandbox_allowed_expansion/1Throws an exception if G is not considered a safe expansion goal.Source
sandbox_allowed_goal/1Throw an exception if it is not safe to call G.Source
safe_call/1Call Goal if it complies with the sandboxing rules.Source
safe_directive/1Hook to declare additional directives as safe.Source
safe_global_variable/1Declare the given global variable safe to write to.Source
safe_goal/1True if calling Goal provides no security risc.Source
safe_meta/2Hook.Source
safe_primitive/1True if Goal is safe to call (i.e., cannot access dangerous system-resources and cannot upset other parts of the Prolog process).Source
settings.pl  -- Setting managementShow source
convert_setting_text/3Converts from textual form to Prolog Value.Source
current_setting/1True if Setting is a currently defined setting.Source
list_settings/0List settings to current_output.Source
list_settings/1List settings to current_output.Source
load_settings/1Load local settings from File.Source
load_settings/2Load local settings from File.Source
restore_setting/1Restore the value of setting Name to its default.Source
save_settings/0Save modified settings to File.Source
save_settings/1Save modified settings to File.Source
set_setting/2Change a setting.Source
set_setting_default/2Change the default for a setting.Source
setting/2True when Name is a currently defined setting with Value.Source
setting/4Define a setting.Source
setting_property/2Query currently defined settings.Source
sgml.pl  -- SGML, XML and HTML parserShow source
dtd/2DTD is a DTD object created from the file dtd(Type).Source
load_dtd/3Load DtdFile into a DTD.Source
load_html/3Load HTML text from Input and unify the resulting DOM structure with DOM.Source
load_html_file/2Load HTML from File and unify the resulting DOM structure with DOM.Source
load_sgml/3Load SGML text from Input and unify the resulting DOM structure with DOM.Source
load_sgml_file/2Load SGML from File and unify the resulting DOM structure with DOM.Source
load_structure/3Parse Source and return the resulting structure in ListOfContent.Source
load_xml/3Load XML text from Input and unify the resulting DOM structure with DOM.Source
load_xml_file/2Load XML from File and unify the resulting DOM structure with DOM.Source
xml_basechar/1XML character classification predicates.Source
xml_combining_char/1XML character classification predicates.Source
xml_digit/1XML character classification predicates.Source
xml_extender/1XML character classification predicates.Source
xml_ideographic/1XML character classification predicates.Source
xml_is_dom/1True if term statisfies the structure as returned by load_structure/3 and friends.Source
xml_name/1True if Atom is a valid XML name.Source
xml_quote_attribute/2Backward compatibility for versions that allow to specify encoding.Source
xml_quote_cdata/2Backward compatibility for versions that allow to specify encoding.Source
sgml_write.pl  -- XML/SGML writer moduleShow source
sha.pl  -- SHA secure hashesShow source
shell.pl  -- Elementary shell commandsShow source
shlib.pl  -- Utility library for loading foreign objects (DLLs, shared objects)Show source
snowball.pl  -- The Snowball multi-lingual stemmer libraryShow source
snowball/3Apply the Snowball Algorithm on Input and unify the result (an atom) with Stem.Source
snowball_current_algorithm/1True if Algorithm is the official name of an algorithm suported by snowball/3.Source
socket.pl  -- Network socket (TCP and UDP) libraryShow source
gethostname/1Return the canonical fully qualified name of this host.Source
negotiate_socks_connection/2Negotiate a connection to DesiredEndpoint over StreamPair.Source
proxy_for_url/3This hook can be implemented to return a proxy to try when connecting to URL.Source
tcp_accept/3This predicate waits on a server socket for a connection request by a client.Source
tcp_bind/2Bind the socket to Address on the current machine.Source
tcp_close_socket/1Closes the indicated socket, making SocketId invalid.Source
tcp_connect/2Connect SocketId.Source
tcp_connect/3Establish a TCP communication as a client.Source
tcp_connect/4Connect a (client) socket to Address and return a bi-directional connection through the stream-handles Read and Write.Source
tcp_fcntl/3Interface to the fcntl() call.Source
tcp_host_to_address/2Translate between a machines host-name and it's (IP-)address.Source
tcp_listen/2Tells, after tcp_bind/2, the socket to listen for incoming requests for connections.Source
tcp_open_socket/2Create streams to communicate to SocketId.Source
tcp_open_socket/3Similar to tcp_open_socket/2, but creates two separate sockets where tcp_open_socket/2 would have created a stream pair.Source
tcp_select/3Same as the built-in wait_for_input/3, but integrates better with event processing and the various options of sockets for Windows.Source
tcp_setopt/2Set options on the socket.Source
tcp_socket/1Creates an INET-domain stream-socket and unifies an identifier to it with SocketId.Source
try_proxy/4Attempt a socket-level connection via the given proxy to TargetAddress.Source
solution_sequences.pl  -- Modify solution sequencesShow source
distinct/1True if Goal is true and no previous solution of Goal bound Witness to the same value.Source
distinct/2True if Goal is true and no previous solution of Goal bound Witness to the same value.Source
group_by/4Group bindings of Template that have the same value for By.Source
limit/2Limit the number of solutions.Source
offset/2Ignore the first Count solutions.Source
order_by/2Order solutions according to Spec.Source
reduced/1Similar to distinct/1, but does not guarantee unique results in return for using a limited amount of memory.Source
reduced/3Similar to distinct/1, but does not guarantee unique results in return for using a limited amount of memory.Source
sort.plShow source
ssl.pl  -- Secure Socket Layer (SSL) libraryShow source
statistics.pl  -- Get information about resource usageShow source
streampool.plShow source
syslog.pl  -- Unix syslog interfaceShow source
system.pl  -- System utilitiesShow source
lock_predicate/1Transform a predicate into a system predicate.Source
system_mode/1Switch the system into system or user mode.Source
system_module/0Any predicate defined after this declaraction uptil the end of the file will become a system predicate.Source
unlock_predicate/1Transform a system predicate into a normal system predicate.Source
table.plShow source
tabling.pl  -- Tabled execution (SLG WAM)Show source
rename_predicate/2Hook into term_expansion for post processing renaming of the generated predicate.Source
safe_directive/1Allow tabling directives that affect locally defined predicates.Source
abolish_all_tables/0Remove all tables.Source
abolish_table_subgoals/1Abolish all tables that unify with SubGoal.Source
current_table/2True when Trie is the answer table for Variant.Source
start_tabling/2Execute Implementation using tabling.Source
table/1Prepare the given PredicateIndicators for tabling.Source
term_to_json.plShow source
terms.pl  -- Term manipulationShow source
subsumes/2True if Generic is unified to Specific without changing Specific.Source
subsumes_chk/2True if Generic can be made equivalent to Specific without changing Specific.Source
term_factorized/3Is 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.Source
term_size/2True if Size is the size in cells occupied by Term on the global (term) stack.Source
term_subsumer/3General is the most specific term that is a generalisation of Special1 and Special2.Source
variant/2Same as SWI-Prolog Term1 =@= Term2.Source
thread.pl  -- High level thread primitivesShow source
concurrent/3Run Goals in parallel using N threads.Source
concurrent_maplist/2Concurrent version of maplist/2.Source
concurrent_maplist/3Concurrent version of maplist/2.Source
concurrent_maplist/4Concurrent version of maplist/2.Source
first_solution/3Try alternative solvers concurrently, returning the first answer.Source
thread_pool.pl  -- Resource bounded thread managementShow source
threadutil.pl  -- Interactive thread utilitiesShow source
attach_console/0Create a new console and make the standard Prolog streams point to it.Source
attach_console/1Create a new console and make the standard Prolog streams point to it.Source
interactor/0Run a Prolog toplevel in another thread with a new console window.Source
interactor/1Run a Prolog toplevel in another thread with a new console window.Source
join_threads/0Join all terminated threads.Source
tdebug/0Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors.Source
tdebug/1Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors.Source
thread_has_console/0True when the calling thread has an attached console.Source
thread_run_interactor/0Attach a console and run a Prolog toplevel in the current thread.Source
threads/0List currently known threads with their status.Source
tnodebug/0Disable debug-mode in all threads or the specified Thread.Source
tnodebug/1Disable debug-mode in all threads or the specified Thread.Source
tprofile/1Profile the operation of Thread until the user hits a key.Source
tspy/1Trap the graphical debugger on reaching Spec in the specified or any thread.Source
tspy/2Trap the graphical debugger on reaching Spec in the specified or any thread.Source
xterm_args/1Multifile and dynamic hook that provides (additional) arguments for the xterm(1) process opened for additional thread consoles.Source
time.pl  -- Time and alarm libraryShow source
tty.pl  -- Terminal operationsShow source
menu/3Show a menu.Source
tty_clear/0Clear the display.Source
tty_flash/0Give visual signal if possible, otherwise beep.Source
udp_broadcast.pl  -- A UDP Broadcast BridgeShow source
udp_broadcast_initialize/2causes any required runtime initialization to occur.Source
udp_broadcast_service/2provides the UDP broadcast address for a given Domain.Source
udp_host_to_address/2locates a UDP service by name.Source
ugraphs.pl  -- Graph manipulation libraryShow source
compose/3Calculates the composition of two S-form graphs, which need not have the same set of vertices.Source
del_vertices/3Unify NewGraph with a new graph obtained by deleting the list of Vertices and all the edges that start from or go to a vertex in Vertices to the Graph.Source
edges/2Edges is the set of edges in UGraph.Source
neighbors/3Neigbours is a sorted list of the neighbours of Vertex in Graph.Source
neighbours/3Neigbours is a sorted list of the neighbours of Vertex in Graph.Source
top_sort/2Sorted is a topological sorted list of nodes in Graph.Source
top_sort/3Sorted is a topological sorted list of nodes in Graph.Source
transpose_ugraph/2Unify NewGraph with a new graph obtained from Graph by replacing all edges of the form V1-V2 by edges of the form V2-V1.Source
ugraph_union/3Is true when Union is the union of Set1 and Set2.Source
vertices/2Strips off the neighbours lists of an S-representation to produce a list of the vertices of the graph.Source
vertices_edges_to_ugraph/3Create a UGraph from Vertices and edges.Source
uid.plShow source
getegid/1GID is the effective group ID of the calling process.Source
geteuid/1UID is the effective user ID of the calling process.Source
getgid/1GID is the real group ID of the calling process.Source
getgroups/1GroupsIDs is the set of supplementary group IDs of the calling process.Source
getuid/1UID is the real user ID of the calling process.Source
group_data/3Value is the value for Field GroupData.Source
group_info/2GroupData represent the group information for Group.Source
initgroups/2Initialise the group access list of the calling process to the registered groups for User and the group Group.Source
set_user_and_group/1Set the UID and GID to the User.Source
set_user_and_group/2Set the UID and GID to the User.Source
setegid/1Set the effective group id of the calling process.Source
seteuid/1Set the effective user id of the calling process.Source
setgid/1Set the group id of the calling process.Source
setgroups/1Set the group access list of the caling process to the indicated groups.Source
setuid/1Set the user id of the calling process.Source
user_data/3Value is the value for Field in UserData.Source
user_info/2UserData represent the passwd information for User.Source
unicode.pl  -- Unicode string handlingShow source
unicode_map/3Perform unicode normalization operations.Source
unicode_nfc/2Characters are decomposed and then recomposed by canonical equivalence.Source
unicode_nfd/2Characters are decomposed by canonical equivalence.Source
unicode_nfkc/2Characters are decomposed by compatibility equivalence, then recomposed by canonical equivalence.Source
unicode_nfkd/2Characters are decomposed by compatibility equivalence.Source
unicode_property/2True if Property is defined for Char.Source
unix.pl  -- Unix specific operationsShow source
detach_IO/0Detach I/O similar to detach_IO/1.Source
detach_IO/1This predicate is intended to create Unix deamon processes.Source
dup/2Interface to Unix dup2(), copying the underlying filedescriptor and thus making both streams point to the same underlying object.Source
exec/1Replace the running program by starting Command.Source
fork/1Clone the current process into two branches.Source
fork_exec/1Fork (as fork/1) and exec (using exec/1) the child immediately.Source
kill/2Deliver a software interrupt to the process with identifier Pid using software-interrupt number Signal.Source
pipe/2Create a communication-pipe.Source
prctl/1Access to Linux process control operations.Source
sysconf/1Access system configuration.Source
wait/2Wait for a child to change status.Source
uri.pl  -- Process URIsShow source
iri_normalized/2NormalizedIRI is the normalized form of IRI.Source
iri_normalized/3NormalizedGlobalIRI is the normalized global version of IRI.Source
uri_authority_components/2Break-down the authority component of a URI.Source
uri_authority_data/3Provide access the uri_authority structure.Source
uri_components/2Break a URI into its 5 basic components according to the RFC-3986 regular expression:.Source
uri_data/3Provide access the uri_component structure.Source
uri_data/4NewComponents is the same as Components with Field set to Data.Source
uri_encoded/3Encoded is the URI encoding for Value.Source
uri_file_name/2Convert between a URI and a local file_name.Source
uri_iri/2Convert between a URI, encoded in US-ASCII and an IRI.Source
uri_is_global/1True if URI has a scheme.Source
uri_normalized/2NormalizedURI is the normalized form of URI.Source
uri_normalized/3NormalizedGlobalURI is the normalized global version of URI.Source
uri_normalized_iri/2As uri_normalized/2, but percent-encoding is translated into IRI Unicode characters.Source
uri_normalized_iri/3NormalizedGlobalIRI is the normalized global IRI of URI.Source
uri_query_components/2Perform encoding and decoding of an URI query string.Source
uri_resolve/3Resolve a possibly local URI relative to Base.Source
url.pl  -- Analysing and constructing URLShow source
file_name_to_url/2Translate between a filename and a file:// URL.Source
global_url/3Translate a possibly relative URL into an absolute one.Source
http_location/2Construct or analyze an HTTP location.Source
is_absolute_url/1True if URL is an absolute URL.Source
parse_url/2Construct or analyse a URL.Source
parse_url/3Similar to parse_url/2 for relative URLs.Source
parse_url_search/2Construct or analyze an HTTP search specification.Source
set_url_encoding/2Query and set the encoding for URLs.Source
url_iri/2Convert between a URL, encoding in US-ASCII and an IRI.Source
www_form_encode/2En/decode to/from application/x-www-form-encoded.Source
utf8.pl  -- UTF-8 encoding/decoding on lists of character codes.Show source
utf8_codes/3DCG translating between a Unicode code-list and its UTF-8 encoded byte-string.Source
uuid.pl  -- Universally Unique Identifier (UUID) LibraryShow source
uuid/1UUID is an atom representing a new UUID.Source
uuid/2Create a new UUID according to Options.Source
varnumbers.pl  -- Utilities for numbered termsShow source
when.pl  -- Conditional coroutiningShow source
when/2Execute Goal when Condition is satisfied.Source
win_menu.pl  -- Console window menuShow source
writef.pl  -- Old-style formatted writeShow source
swritef/2Use writef/1 or writef/2 and write the result to a string.Source
swritef/3Use writef/1 or writef/2 and write the result to a string.Source
writef/1Formatted write to the current_output.Source
writef/2Formatted write to the current_output.Source
www_browser.pl  -- Open a URL in the users browserShow source
expand_url_path/2Expand URL specifications similar to absolute_file_name/3.Source
known_browser/2True if browser FileBaseName has a remote protocol compatible to Compatible.Source
www_open_url/1Open URL in running version of the users' browser or start a new browser.Source
xmldsig.pl  -- XML Digital signatureShow source
xmlenc.pl  -- XML encryption libraryShow source
decrypt_xml/4Source
load_certificate_from_base64_string/2Loads a certificate from a string, adding newlines and header where appropriate so that OpenSSL 1.0.1+ will be able to parse it.Source
xpath.pl  -- Select nodes in an XML DOMShow source
xsdp_types.pl  -- XML-Schema primitive typesShow source
xsdp_convert/3Convert the content model Content to an object of the given XSD type and return the Prolog value in Value.Source
xsdp_numeric_uri/2Table mapping all XML-Schema numeric URIs into the type they promote to.Source
xsdp_subtype_of/2True if Type is a (transitive) subtype of Super.Source
xsdp_type/1Test/generate the names for the XML schema primitive types.Source
xsdp_uri_type/2True if URI is the URI for the the XML-Schema primitive Type.Source
yall.pl  -- Lambda expressionsShow source
zlib.pl  -- Zlib wrapper for SWI-PrologShow source