4.3BSD - /usr/src/usr.bin/learn/list.c

   1: #ifndef lint
   2: static char sccsid[] = "@(#)list.c	4.2	(Berkeley)	4/25/83";
   3: #endif not lint
   4: 
   5: #include "stdio.h"
   6: #include "lrnref.h"
   7: #include "signal.h"
   8: 
   9: int istop;
  10: 
  11: list(r)
  12: char *r;
  13: {
  14:     int stop(), intrpt();
  15:     FILE *ft;
  16:     char s[100];
  17: 
  18:     if (r==0)
  19:         return;
  20:     istop = 1;
  21:     signal(SIGINT, stop);
  22:     ft = fopen(r, "r");
  23:     if (ft != NULL) {
  24:         while (fgets(s, 100, ft) && istop)
  25:             fputs(s, stdout);
  26:         fclose(ft);
  27:     }
  28:     signal(SIGINT, intrpt);
  29: }
  30: 
  31: stop()
  32: {
  33:     istop=0;
  34: }

Defined functions

Defined variables