1: # include   "monitor.h"
   2: # include   <ingres.h>
   3: # include   <aux.h>
   4: # include   <sccs.h>
   5: 
   6: SCCSID(@(#)clrline.c	8.1	12/31/84)
   7: 
   8: 
   9: 
  10: /*
  11: **  Clear Input Line
  12: **
  13: **	This routine removes the newline following a monitor command
  14: **	(such as \t, \g,  etc.)  Any other characters are processed.
  15: **	Hence, \t\g\t will work.  It also maintains the
  16: **	Newline flag on command lines.  It will make certain that
  17: **	the current line in the query buffer ends with a newline.
  18: **
  19: **	The flag 'noprompt' if will disable the prompt character if set.
  20: **	Otherwise, it is automatically printed out.
  21: **
  22: **	Uses trace flag 8
  23: */
  24: 
  25: clrline(noprompt)
  26: int noprompt;
  27: {
  28:     register char   c;
  29: 
  30:     if (!Newline)
  31:         putc('\n', Qryiop);
  32:     Newline = TRUE;
  33:     /* if char following is a newline, throw it away */
  34:     c = getch();
  35:     Prompt = c == '\n';
  36:     if (!Prompt)
  37:     {
  38:         ungetc(c, Input);
  39:     }
  40:     else
  41:     {
  42:         if (!noprompt)
  43:             prompt(0);
  44:     }
  45:     return;
  46: }
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