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Text File  |  2000-06-30  |  2KB  |  46 lines
  1. **********************************************************************
  2. *                              ECHO                                  *
  3. **********************************************************************
  4. *                  COPYRIGHT 1983 EUGENE H. MALLORY                  *
  5. **********************************************************************
  6. PROGRAM:
  7.    ECHO - Echos command line args to output.
  8. USAGE:
  9.     ECHO [arg1 arg2 arg3 ... argi]
  10. FUNCTION:
  11.     ECHO copies command line args to the output with one arg per
  12.     line.
  13.  
  14.     Because the CP/M translates characters into upper case and 
  15.     deletes spaces, and because the I/O redirection and pipes use <, 
  16.     >, and + as markers, some special conventions are provided to get 
  17.     around these restrictions.  These are:
  18.     
  19.     \    Literal follows.  Used with restricted characters like \+ .
  20.     _    Space.  may be used as a space.  Use \_ if you want a literal _.
  21.     ~   Lowercase flag.  Letter which follows goes into lower case.
  22.  
  23. EXAMPLE:
  24.     ECHO HELLO!
  25.     ECHO HELLO_THERE        {Both words go on one line}
  26.     ECHO HELLO THERE        {Words go on separate lines}
  27.     ECHO XSUB COPY B:=*.HLP B:=*.COM .  >COPY.SUB
  28.                     {Builds a submit file to copy files}
  29.  
  30.         Command Line                       
  31.  
  32. ___________________________________  
  33.                                   |  
  34.                                   |  ARGUMENT LIST 
  35.                                   |  
  36.                                   |  
  37.                                   |                  
  38.                     ______________V______________    
  39.                     |                           |   Standard Output
  40.                     |                           |  ONE ARGUMENT PER LINE
  41.                     |           ECHO            |----------------------->
  42.                     |                           |
  43.                     |                           |
  44.                     |___________________________|
  45.  
  46.