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- /* Typical.rexx */
-
- /*
- Typical ARexx program using Command Line Parsing
- and help system
-
- USAGE: TYPICAL [FROM] <file> [TO <dir>] [QUIET]
- */
-
- signal on failure; signal off error; signal on syntax; signal on break_c
-
- facility = 'Typical'
- retcode = 0
-
- dtemplate = 'FROM/A,TO/K,QUIET/S: '
- template = 'QUIET/S,FROM/A,TO/K'
- args.=''
-
- parse arg g_c
- do while g_c='?'
- options prompt dtemplate': ' /* this template is */
- parse pull g_c /* displayed to the user */
- if g_c='?' then do
- g_s=sourceline(3)
- if pos('/*',g_s)=0 then break; if pos('*/',g_s)>0 then break
- say
- g_s=sourceline(4)
- do i=5 while pos('*/',g_s)=0; say g_s; g_s=sourceline(i); end
- say
- end
- end
- interpret Cparse(g_c,template,'args')
- if args.ERRCODE > 1 then do; say facility'-E-BADARGS,' args.ERRTEXT; exit 5; end
-
- /*
- Body of code
- */
-
- GetOut:
- exit retcode
-
- /* E N D */
-
- /* Error labels follow */
-
- break_c:
- break_d:
- break_e:
- break_f:
- say facility'-E-BREAK, Control-C interrupt'; retcode = 20; signal GetOut
- failure:
- say facility'-E-FAIL, Line:' sigl', Error:' rc; retcode = rc; signal GetOut
- syntax:
- say facility'-E-SYNTAX, Line:' sigl', Error:' rc; retcode = rc; signal GetOut
- error:
- say facility'-E-ERROR, Line:' sigl', Error:' rc; retcode = rc; signal GetOut
-
-