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HELP POP Andrew Law, April, 1987 This help file describes some of the files relating to programming in POP-11. It assumes some knowledge of how to use the VED editor. CONTENTS - (Use <ENTER> g to access required sections) -- POP Vmcode, Compilation, Itemisation, Input/Output -- POP Syntax, the Matcher & Recursion -- POP-11 syntax procedures -- List processing -- Mixed language programming -- Datatypes -- Procedures concerned with the POP-11 Database -- The POP-11 Turtle -- Debugging, Errors & Mishaps, Timing and Effeciency -- Identifiers -- Arithmetic -- Information about POP-11 libraries -- Closures -- Logical bit operations -- Updater -- Control facilities and co-routines -- Stack manipulation -- General POP-11 procedures -- ASSOCIATED DOCUMENTATION -- POP Vmcode, Compilation, Itemisation, Input/Output ----------------- TEACH *VM, *POPSYS, *GC Introduction to Virtual machines REF *VMCODE, DOC *SYSPOP11 Virtual machine code HELP *PROGLIST, REF *PROGLIST, REF *POPCOMPILE Compilation Processes and Procedures REF *ITEMISE Itemisation REF *SYSIO, *SYSUTIL System level I/O HELP *POPDEVIN, *POPDEVOUT, *POPDEVERR Redirecting POP Input/Output HELP *IO General I/O -- POP Syntax, the Matcher & Recursion -------------------------------- HELP *SYNTAX, REF *POPSYNTAX General syntax HELP *EXPRSTA Expressions & statements HELP *CONDITIONALS, *IFSTMT Conditional statements HELP *LOOPS Iterative constructs TEACH *MATCHES, *MATCHES2, The pattern matcher HELP *RECURSION Recursion HELP *VARS Variables HELP *SYSWORDS Overview file of syntax words (Contents: Arithmetic operators, Logical bitwise operators (all of precedence 4), Bitwise comparisons (precedence 6), Other non-alphanumeric symbols, Datawords of built in data-types, Syntax words and macros). -- POP-11 syntax procedures ------------------------------------------- *AND, *ANDCASE, *ALPHABETICISER, *APOSTROPHE, *ASCII, *ASSIGN, *ACTIVE_VARIABLES, *BY, *CANCEL, *CASE, *CLOSE, *COLON, *COMMA, *COMMENT, *CONSTANT, *CONS_WITH, *DEFINE, *DLOCAL, *DO, *DOT, *ELSE, *ELSEIF, *ELSEUNLESS, *END, *ENDDEFINE, *ENDFOR, *ENDIF, *ENDPROCEDURE, *ENDREPEAT, *ENDUNLESS, *ENDUNTIL, *ENDWHILE, *FOR, *FOREACH, *FOREVER, *FOREVERY, *FORMS, *GLOBAL, *GOTO, *GO_ON, *HASH_, *IDENTIFIERS, *IF, *IFSTMT, *IN, *INFIX, *ITEM_CHARTYPE, *LABELS, *LVARS, *LEXICAL, *MACRO, *MACROS, *NDASSIGN, *NEXTIF, *NEXTLOOP, *NEXTUNLESS, *NONMAC, *NONOP, *NONSYNTAX, *ON, *OPERATION, *OR, *PERCENT, *PROCDEFINE, *PROCEDURE, *QUITIF, *QUITLOOP, *QUITUNLESS, *RECORDCLASS, *REPEAT, *ROUNDBRA, *ROUNDKET, *SECTION, *SEMICOLON, *SIGNS, *SQUAREBRA, *SQUAREKET, *STEP, *SWITCHON, *SYMBOLS, *SYNONYM, *SYNTAX, *SYSWORDS, *THEN, *TILL, *TIMES, *TO, *UNLESS, *UNTIL, *UPDATEROF, *VARS, *VECTORCLASS, *WITH_NARGS, *WHILE, *WORDS, -- List processing ---------------------------------------------------- HELP *LISTS -- Mixed language programming ----------------------------------------- HELP *PROGRAMMING, *LISP, PLOGHELP *HELPFILES -- Datatypes ---------------------------------------------------------- HELP *PROGRAMMING -- Input and output --------------------------------------------------- HELP * INPUT, HELP * OUTPUT, REF * SYSIO, REF * CHARIO, REF * SYSUTIL -- Procedures concerned with the POP-11 Database ---------------------- HELP *DATABASE The main overview file HELP *ADD Adding items HELP *REMOVE, *FLUSH Removing items HELP *FOREACH, *FOREVERY, *IT Iterating over items in the database HELP *PRESENT, *ALLPRESENT, *LOOKUP, *WHICH Checking whether items are present HELP *STOREDATA Saving the current state of the database on disk HELP *SUPER A Prolog-like extension to the database TEACH *SOMESCHEMA, *SCHEMATA Using the database for producing script/frame/schema like behaviour See also HELP *MATCHES See also contents of $usepop/master/C.all/lib/database -- The POP-11 Turtle -------------------------------------------------- HELP *TURTLE, *TURTLESUM, TEACH *TURTLE The POP-11 turtle HELP *VTURTLE Turtle facilities based on the VED editor HELP *LTURTLE Using a list of lists instead of arrays HELP *STOREPICTURE, *READPICTURE Storing and reading pictures HELP *SEEPICTURE, TEACH *SEEPICTURE, HELP *REGIONS Redisplaying turtle pictures in terms of lines, junctions and regions HELP *CONVOLVE Demonstration of some of the techniques used for processing grey-level pictures. HELP *INTERSECT Returning the point P which is the intersection of two lines See also contents of $usepop/master/C.all/lib/turtle -- Debugging, Errors & Mishaps, Timing and Effeciency ----------------- HELP * DEBUGGER A source level debugger for POP-11 HELP *TRACE, *UNTRACEALL, *POPREADY Debugging aids HELP *EFFICIENCY, REF *FASTPROCS Efficiency & speed HELP *CLOCK, *TIME REF *NUMBERS Timing facilities HELP *ERRORS, *MISHAPS, *POPMISHAPS, *POPWARNINGS, *WARNING, *SYSCALLERS, REF * MISHAPS Errors & mishaps See also HELP *PROGRAMMING -- Identifiers -------------------------------------------------------- HELP *FULL_IDENTPROPS, *IDENTPROPS, *IDENTTYPE, *ISASSIGNABLE, *ISCONSTANT, *ISGLOBAL, *ISPROTECTED Refer to procedures which can be applied to a word to find out about its status as an identifier. -- Arithmetic -------------------------------------------------------- HELP *MATH, *SYSWORDS, REF* NUMBERS, REF *FASTPROCS, HELP *FASTPROCS -- Information about POP-11 libraries --------------------------------- HELP *LIBRARIES, *AUTOLOAD, *POPAUTOLIST, *POPUSESLIST -- Closures ----------------------------------------------------------- HELP *CLOSURES, *PARTAPPLY, *PERCENT, *PDPART, *FROZVAL -- Logical bit operations --------------------------------------------- REF *NUMBERS/Bitwise, HELP *SYSWORDS -- Updater ------------------------------------------------------------ HELP *UPDATER -- Control facilities and co-routines --------------------------------- HELP *PROCESS, *CONTROL, *EXITFROM, *POPREADY, REF *PROCESS HELP *CHAIN, *CHAINFROM, *CHAINTO, *EXITTO, *CATCH, *JUMPOUT, -- Stack manipulation ------------------------------------------------- HELP *STACK, TEACH *STACK, REF *STACK -- General POP-11 procedures ------------------------------------------ (U - means Unix only) *ABS ALLBUTFIRST ALLBUTLAST ALLPRESENT *ALPHABEFORE APPDATA APPDIC APPLIST *APPLY APPPROPERTY AREIN *ARRAYS ARRAYSCAN ARRAYVECTOR *ASCII ASSOC ATOM BACK *BIGINTEGERS BITS_IN BITS_OUT BOOLEAN *CALLER CALLSTACKLENGTH CD CATCH *CHAIN CHAINFROM CHAINTO CHARACTERS *CHARERR CHARIN CHARIN_TIMEOUT CHAROUT CLEARPROPERTY *CLEARSTACK CLOSURES COLON *COMPILE CONSKEY CONSPAIR CONSPROC CONSREF CONSSTRING *CONSVECTOR CONSWORD CONT COPY *COPYDATA COPYLIST COPYTREE COS *COUNTITEM CUCHARERR CUCHARIN CUCHAROUT *CUCHARTRACE CURRENT_DIRECTORY CURRENT_SECTION *DATAFILE DATAKEY DATALENGTH DATALIST *DATAPROCS DATAWORD DEADPROC DECIMALS *DEST DEST_CHARACTERS DESTPAIR *DEVICE DEVICE_OPEN_NAME DEVNAME *DIR DISCIN DISCOUT DISCAPPEND *DIV DL DUP *EQUAL ERASE ERASENUM EXITFROM *EXITTO EXP EXPANDLIST EXPLODE *EXPRASS *FALSE FAST_APPPROPERTY FASTPROCS *FILE FILL FLATLISTIFY *FRACOF FROM FRONT FROZVAL *GENSYM GETLINE *HALTS HD *IDENTFN IDENTPROPS INCHARITEM INITS *INITV INITVECTORCLASS INSTANCE INTERRUPT *INTERSECT INTOF ISCLOSURE ISDDECIMAL *ISDECIMAL ISDEVICE ISENDSTRING ISIN *ISINTEGER *ISLIST ISPAIR ISPROCEDURE ISPROCESS *ISPROPERTY ISREF ISSTRING ISSUBSTRING *ISSUBSTRING_LIM ISUNDEF ISVECTOR ISVECTORCLASS *ISWORD ITEM_CHARTYPE ITEMREAD *JUMPOUT *KEYS KRESUME *KSUSPEND *LAST LENGTH LIB LISTLENGTH *LISTREAD LMEMBER LOAD LOCCHAR *LOCCHAR_BACK LOG LOWERTOUPPER *MAPDATA MAPLIST MATCHES MATCHESALLOF *MATCHESONEOF MATH MAX MEANING *MEMBER MIN MOD *MORELISTS MOVE_BYTES MOVE_SUBVECTOR *NCMAPDATA NCMAPLIST NCREV NEGATE *NEWANYARRAY NEWANYPROPERTY NEWARRAY NEWASSOC *NEWLINE NEWMAPPING *NEWPR NEWPROPERTY NEWQUEUE *NEXTCHAR NEXTITEM NIL NL *NOT NULL NUMBERS *ONEOF OUTCHARITEM *PACKITEM PAIR *PARTAPPLY PDCOMP PDNARGS PDPART *PDPROPS PDTOLIST PI POP_FILE_MODE (U) *POP_LONGSTRINGS POP_OPTIMISE POP_PR_EXPONENT POP_PR_PLACES *POP_PR_QUOTES POP_PR_RADIX POP_PR_RATIOS *POP_SECTION POP_TIMEOUT *POPARGLIST POPAUTOLIST POPCONSTRUCT POPDEFINEPROCEDURE *POPDEFINECONSTANT POPDEVERR *POPDEVIN POPDEVOUT POPDEVRAW POPDPLACES *POPDPRECISION POPENVLIST (U) POPEXIT POPGCRATIO *POPGCTIME POPGCTRACE POPLASTCHAR POPLASTITEM POPLINEMAX *POPLINEWIDTH POPMATCHVARS POPMEMLIM POPMEMUSED *POPNEWLINE POPPID POPPRINT POPPROMPT *POPRADIANS POPREADY POPSETPOP POPSYSCALL *POPUSERNAME POPUSESLIST POPVAL PPR *PR PRESENT PRINT PRINTLENGTH *PRINTARROW PRINTF PRNUM PROCASDATA *PROCCALL PROCESS PROGLIST PROPERTIES *PURGE *QUOTE_PR *RANDOM RANSEED RAWCHARIN RAWCHAROUT *RAWOUTFLUSH READEXPRESSION READITEM READLINE *READTILL REALOF RECORDS *RECURSION RECURSIVE_FRONT REFERENCES *REM REQUESTLINE RESUME RETURN *REV RUNPROC *SAVE SAVEPROC SECTION_CANCEL SETFRONTLIST *SETPOP SYSFULLFILENAME *SIGN SIN *SKIPCHAR SKIPCHAR_BACK SORT SPACE *SPR SQRT STACK STACKLENGTH *STRINGIN STRINGS STRMEMBER STRNUMBER *STRLOWERCASE STRUPPERCASE *SUBSCR_STACK SUBSCRL SUBSCRS SUBSCRV *SUBSCRW SUBSTRING SUSPEND SYMBOLS *SYSFORK SYS_FILE_STAT SYS_INPUT_WAITING *SYS_LOCK_HEAP SYS_OS_TYPE SYS_PROCESSOR_TYPE *SYSMODTIME SYS_UNLOCK_HEAP SYSCALLERS *SYSCANCEL SYSCOMPILE SYS_CONVERT_DATE *SYSCLOSE SYSCREATE SYSDAYTIME *SYSDECLARE SYSDEFINE SYSDELETE SYSDIRECTORY *SYSEXECUTE (U) SYSEXIT *SYSFILEDIR *SYSFILEHOST SYSFILEMODE (U) SYSFILEPARSE SYSFILESIZE *SYSFILETYPE SYSFORK (U) SYSGARBAGE SYSHASH *SYSHIBERNATE *SYSLOOP SYSLOOPEND SYSMATCH *SYSNEED SYSNMTRY *SYSOBEY SYSOBEYLIST SYSOPEN *SYS_REAL_TIME SYSREPEAT *SYSPR SYSPROCEDURE *SYS_PROCESSOR_TYPE SYSREAD *SYSRESTORE SYSSAVE SYSSAVEINCR SYSSEEK *SYSSETTIMER SYSSLEEP SYSSORT *SYSSYNONYM SYSTIME SYSTRANSLATE SYSTRMDEV *SYSTRY SYSUNPROTECT *SYSWRITE *TABS TERMIN THROW TIME *TIMEDIFF TL TRACE TRUE *TYPE *UNDEF UNDEFWORD UNPACKITEM *UNTRACE UNTRACEALL UPDATER *UPPERTOLOWER USES *VALOF VECTORS *WORDCOUNT WORDQUOTE WORDS WORDSWITH -- ASSOCIATED DOCUMENTATION ------------------------------------------- HELP *PROGRAMMING See all the ref files described in REF * REFFILES --- C.all/help/pop ----------------------------------------------------- --- Copyright University of Sussex 1991. 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