Note ZCPR3 Utilities CLEANDIR Physical Directory Cleanup CMD Input Command Line MU Memory Utility RCP SHSET Define Shell Sequence :Note ZCPR3 Utilities Thió  seô  oæ  ZCPR³ utilitieó arå  general-purposå  iî naturå  anä  havå  beeî  provideä witè  thå  ZCPR³  Phaså  ² release® Alì utilitieó excepô thå RCÐ caî bå installeä oî á targeô ZCPR³ Systeí bù runninç Z3INS. :CLEANDIR Physical Directory Cleanup Command: CLEANDIR 1.0 Syntax: CLEANDIR dir: o or CLEANDIR o Function: CLEANDIÒ "cleans¢ á physicaì disë directory®  Iô loadó thå  directorù  oæ thå targeô disë  intï  memory¬  sortó  iô alphabeticallù  withiî  eacè useò areá (ascendinç  ordeò  bù default)¬  anä  writeó iô ouô tï disë witè Eµ filì oæ unuseä directorù entries. Á DIRº  prefiø ió allowed¬  buô onlù thå disë referencå ió meaningful¬  sï iæ "CLEANDIÒ ROOT:¢ ió issueä wherå ROOTº is A15:, then disk A is cleaned. Options: D - sort user areas and files in Descending Order Comments: CLEANDIR'ó  sorô  oî thå disë directorù buyó  thå  useò several advantages: 1®  Utilitieó whicè sorô thå disë directorù  afteò loadinç  it¬  likå XDIR¬  ruî fasteò sincå thå directorù  ió already sorted. 2®  Thå  possibilitù oæ recoverinç fileó  bù  thå UNERASÅ commanä ió increaseä iæ CLEANDIÒ haó beeî ruî oî thå directorù recentlù beforå thå fileó werå erased®  Notå thaô anù  eraseä fileó absolutelù cannoô bå recovereä bù  UNERASÅ iæ  CLEANDIÒ  waó ruî betweeî thå timå theù werå eraseä  anä UNERASE was executed. 3®  Uså  oæ DU2/DU³ tï looë aô thå  directorù  ió facilitated if the directory is already sorted by CLEANDIR. Selected Error Messages: Self-Explanatory Examples of Use: CLEANDIR -- clean current disk in ascending order CLEANDIR A: D -- clean disk A in descending order CLEANDIR TEXT: -- clean the disk which the directory named TEXT is defined for in ascending order CLEANDIR D -- clean current disk in descending order :CMD Input Command Line Command: CMD 1.0 Syntax: CMD cmd1;cmd2;... or CMD or CMD;cmd2;... Function: Iæ  CMÄ haó aî argument¬  iô buildó á ne÷ commanä  linå whicè  beginó witè thió argumenô anä proceedó witè thå  resô oæ thå commanä line® Foò example¬ thå firsô form: CMD cmd1;cmd2;... is translated into: cmd1;cmd2;... Thió  ió  gooä  becauså sourceó sucè  aó  MENU¬  VMENU¬ anä  VFILEÒ  caî  enteò thå "cmd1¢ variablå  froí  thå  useò selection manually. Iæ CMÄ haó nï argument¬ thå useò ió prompteä foò input¬ anä  thió inpuô ió inserteä intï thå commanä streaí  aô  thå poinô oæ thå CMÄ command® Thió ió mucè morå useful¬ sucè aó wheî  SHSEÔ  ió useä tï definå á shelì  sequence¬  anä  thió sequencå  ió tï bå exiteä aô somå time®  Foò  example¬  thå second form: CMD;cmd2;... is translated into: mycmd;cmd2;... if the user typed in "mycmd" in response to the prompt. CMÄ setó thå erroò messagå wheneveò iô runs®  ERROÒ ió turned on if no line was input to CMD. Options: None Comments: CMÄ  waó  builô  foò uså specificallù  witè  thå  SHSEÔ command¬  althï iô maù finä otheò applications® Thå probleí thaô CMÄ addresseó ió thå caså wherå thå maiî prograí iî thå shelì sequencå knowó nothinç abouô shells¬ anä iô ió desireä to leave the sequence sometime. CMD provides this out. Foò  instance¬  iæ MU³ ió tï bå useä aó thå maiî shell¬ then: SHSET MU3;CMD wilì ruî MU3¬  allo÷ thå useò tï dï whaô hå wants¬  anä theî reenter MU3. If the user entered the command SHCTRL POP thå shelì stacë woulä bå poppeä anä thå "MU3;CMD¢ looð woulä be broken. Additionally¬  CMÄ setó thå ERROÒ messagå oæ ZCPR3¬  sï thaô  programó  oî dowî thå linå caî determinå iæ inpuô  waó madå wheî CMÄ waó run®  Iæ thå useò simplù strikeó á RETURÎ iî responså tï thå CMÄ prompt¬ aî erroò ió indicated® Testó caî lateò bå made¬ likå IÆ ERROR¬ tï checë thió anä makå thå command flow change depending on the outcome. Selected Error Messages: None - self-explanatory Examples of Use: See above :MU Memory Utility RCP Command: MU RCP 1.0A Syntax: MU <-- invoke MU at 100H or MU address <-- invoke MU at indicated address Function: MÕ ió identicaì tï MU³ iî function¬  witè thå exceptioî thaô   thå  È  commanä  (Hexadecimaì  Calculator©   ió   noô supported®  Thå  differencå  betweeî MÕ anä MU³ ió thaô  MÕ executeó aó aî RCÐ anä MU³ executeó aó á transient®  Aó  aî RCP¬  MÕ  allowó thå useò tï examinå thå TPÁ withouô concerî foò sidå effects¬  sï debugginç transientó ió simplifieä  bù thió command®  Iô ió thå onlù maiî commanä iî thå DEBUG.RCÐ provided in the ZCPR3 release. Options: None Comments: MÕ maù bå invokeä aó á Shelì bù thå SHSEÔ command® Thå à commanä caî bå useä froí withiî MÕ tï executå anù desireä commanä line¬  includinç thå "SHCTRÌ POP¢ commanä whicè popó MÕ  froí  thå Shelì Stack¬  terminatinç itó operatioî  aó  á Shell. Selected Error Messages: None Examples of Use: MU <-- run MU MU 0F400 <-- run MU but position at 0F400H :SHSET Define Shell Sequence Command: SHSET 1.0 Syntax: SHSET cmd1;cmd2;... Function: SHSEÔ  defineó  thå  commandó whicè follo÷  iô  aó  thå commanä sequencå tï bå placeä oî thå toð oæ thå shelì stack® Iô placeó thió sequencå there®  Consequently¬ oncå SHSEÔ ió executeä  oî á sequencå oæ commands¬  theså commandó wilì bå cycleä  thrõ  timå anä timå agaiî untiì thå shelì  stacë  ió cleared or popped. Options: None Comments: SHSEÔ  provideó aî easù mechanisí tï makå  anù  commanä sequencå  intï á shell®  Consequently¬  non-ZCPR³ programs¬ likå  MBASIC¬  DBASÅ II¬  WORÄ STAR¬  anä otheró caî  becomå shells under ZCPR3. Carå  shoulä bå takeî witè SHSEÔ iî allowinç thå  shelì tï  bå  exiteä  iæ iô ió sï desired®  Thå  utilitù  CMÄ  ió sometimes useful for this. Selected Error Messages: None - self-explanatory Examples of Use: SHSET MBASIC;CMD -- define the sequence MBASIC;CMD to be a shell SHSET WS -- define Word Star to be a shell