command completion, more comments

src/frontend/cpitf.c

@@ -1,12 +1,10 @@
 /**********
 Copyright 1990 Regents of the University of California.  All rights reserved.
 Author: 1985 Wayne A. Christopher, U. C. Berkeley CAD Group
-**********/
+***********
+$Id$
+*/
 
-/*
- * SJB 22 May 2001
- * Corrected freeing of memory in ft_cpinit()
- */
 
 #include "ngspice.h"
 #include "cpdefs.h"
@@ -64,10 +62,16 @@ ft_cpinit(void)
         "vr(x,y)",  "re(v(x) - v(y))"
     } ;
 
-    cp_ccon(TRUE);  /* So the user can type ahead... */
+    /* if TIOCSTI is defined (not available in MS Windows:
+       Make escape the break character.
+       So the user can type ahead...
+       fcn defined in complete.c. */
+    cp_ccon(TRUE);
     /* Initialize io, cp_chars[], variable "history" in init.c. */
     cp_init();
 
+    /* If command completion is available (global variable cp_nocc
+       set in main.c by command line option -q)   */ 
     if (!cp_nocc) {
         /* Add commands... */
         for (c = cp_coms; c->co_func; c++) {

src/main.c

@@ -900,17 +900,23 @@ main(int argc, char **argv)
 
     if ((!iflag && !istty) || ft_servermode)
         ft_batchmode = TRUE;
+    /* set command completion */
     if ((iflag && !istty) || qflag)
+        cp_nocc = FALSE;
+    else
         cp_nocc = TRUE;
     if (ft_servermode)
         readinit = FALSE;
     if (!istty || ft_batchmode)
         out_moremode = FALSE;
 
-    /* Would like to do this later, but cpinit evals commands */
+    /* Get information on memory status upon startup.
+       Would like to do this later, but cpinit evals commands.
+       fcn is in resource.c */
     init_rlimits( );
 
-    /* Have to initialize cp now. */
+    /* Have to initialize cp now. 
+       fcn is in cpitf.c*/
     ft_cpinit();
 
     /* To catch interrupts during .spiceinit... */