4.3BSD - /usr/src/new/notes/src/limindx.c

   1: #include "parms.h"
   2: #include "structs.h"
   3: 
   4: #ifdef  RCSIDENT
   5: static char rcsid[] = "$Header: limindx.c,v 1.7.0.2 85/09/09 18:32:46 notes Rel $";
   6: #endif	RCSIDENT
   7: 
   8: /*
   9:  *	limindx(io) struct io_f *io;
  10:  *	runs a limited form of the index and prntind functions.
  11:  *	its purpose is to come up with a note number for forwarding
  12:  *	notes as responses.
  13:  *
  14:  *	Returns the note number picked.
  15:  *		0 means no note.
  16:  *
  17:  *	Original coding:	Ray Essick	January 1982
  18:  *
  19:  */
  20: 
  21: limindx (io)
  22: struct io_f *io;
  23: {
  24:     int     firstdis,
  25:             lastdis;
  26:     char    c;
  27:     int     i,
  28:             znote,
  29:             zresp;
  30:     struct note_f   note;
  31:     char    buf[NAMESZ + SYSSZ + 2];            /* for display */
  32: 
  33:     firstdis = io -> descr.d_nnote - Nindex + 1;    /* start at the end of the file */
  34:     while (1)
  35:     {
  36:     prntind (io, &firstdis, &lastdis);      /* show the page */
  37:     at (2, 28);
  38:     printf ("---- Limited Index ----");
  39:     at (0, 1);
  40:     c = gchar ();
  41:     printf ("\b \b");
  42:     switch (c)
  43:     {
  44:         case '?':
  45:         case 'h':
  46:         help (LIMHLP);
  47:         break;
  48: 
  49:         case '\r':
  50:         case '\n':
  51:         case ' ':
  52:         case '+':                   /* advance 1 page */
  53:         firstdis = lastdis;
  54:         break;
  55: 
  56:         case '-':                   /* backwards 1 page */
  57:         case '\b':
  58:         firstdis -= Nindex;
  59:         break;
  60: 
  61:         case '=':                   /* back to the start */
  62:         firstdis = 1;
  63:         break;
  64: 
  65:         case '*':                   /* last page of index */
  66:         firstdis = io -> descr.d_nnote - Nindex + 1;
  67:         break;
  68: 
  69:         case '!':                   /* give him a shell */
  70:         gshell ();
  71:         break;
  72: 
  73:         case 'q':                   /* leave, giving up */
  74:         case 'Q':                   /* and others .. */
  75: #ifdef  K_KEY
  76:         case 'k':
  77:         case 'K':
  78: #endif	K_KEY
  79:         return 0;
  80: 
  81:         case 'x':                   /* search for title */
  82:         case 'X':
  83:         i = tsearch (io, lastdis, c == 'x');    /* assume lies before here */
  84:         if (i > 0)
  85:             firstdis = i;           /* set him on that page */
  86:         continue;               /* otherwise get another key */
  87: 
  88:         case 'a':
  89:         case 'A':                   /* author search from current spot */
  90:         znote = lastdis;
  91:         zresp = 0;              /* start at the correct place */
  92:         do
  93:         {
  94:             i = asearch (io, &znote, &zresp, (c == 'a'));
  95:                             /* look */
  96:             if (i > 0)
  97:             {
  98:             if (zresp != 0)
  99:                 continue;           /* not a 'note' */
 100:             firstdis = znote;       /* go there */
 101:             break;              /* out of this loop */
 102:             }
 103:         }
 104:         while (i > 0);              /* until not found */
 105:         continue;               /* get another command */
 106: 
 107:         case '0':                   /* pick a note */
 108:         case '1':
 109:         case '2':
 110:         case '3':
 111:         case '4':
 112:         case '5':
 113:         case '6':
 114:         case '7':
 115:         case '8':
 116:         case '9':
 117:         printf ("  Note number > ");
 118:         znote = getnum (c);
 119:         if (znote <= io -> descr.d_nnote)   /* if range ok */
 120:         {
 121:             /*
 122: 		     * print the index line for this note...
 123: 		     */
 124:             getnrec (io, znote, &note);     /* get descriptor */
 125: #define INDEXROW    -2
 126:             at (INDEXROW, 1);
 127:             printf ("%d/%d/%02d", note.n_rcvd.w_month,
 128:                 note.n_rcvd.w_day, note.n_rcvd.w_year % 100);
 129:             at (INDEXROW, 10);
 130:             printf ("%3d", znote);
 131:             if (note.n_stat & DIRMES)
 132:             printf ("*");
 133:             else
 134:             printf (" ");
 135:             clearerr (stdout);
 136:             fwrite (note.ntitle, 1, strlen (note.ntitle), stdout);
 137:             if (note.n_nresp != 0)
 138:             {
 139:             at (INDEXROW, 10 + 4 + TITLEN + 1);
 140:             printf ("%3d", note.n_nresp);
 141:             }
 142:             at (INDEXROW, 10 + 4 + TITLEN + 1 + 3 + 1);
 143:             if (strcmp (Authsystem, note.n_auth.asystem) != 0 &&
 144:                 strcmp ("Anonymous", note.n_auth.aname) != 0)
 145:             {
 146: #ifdef  USERHOST
 147:             sprintf (buf, "%s@%s", note.n_auth.aname, note.n_auth.asystem);
 148: #else
 149:             sprintf (buf, "%s!%s", note.n_auth.asystem, note.n_auth.aname);
 150: #endif	USERHOST
 151:             }
 152:             else
 153:             sprintf (buf, "%s", note.n_auth.aname);
 154: 
 155:             buf[26] = '\0';         /* don't overflow line */
 156:             printf ("%s", buf);
 157:             at (-1, 1);             /* now ask him */
 158:             printf ("Do you really want note %d? ", znote);
 159:             if (askyn (" (y/n) ") == 'y')   /* he wants it */
 160:             return znote;
 161:         }
 162:         else
 163:         {
 164:             at (0, PROMPTMSGX);
 165:             printf ("Note %d doesn't exist");
 166:             continue;
 167:         }
 168:     }
 169:     }
 170: }

Defined functions

Defined variables

Defined macros