diplodocus.org Git - nmh/blob - docs/historical/mh-jun-1982/Extras/libh/getline.c

   1 #ifdef COMMENT
   2         Proprietary Rand Corporation, 1981.
   3         Further distribution of this software
   4         subject to the terms of the Rand
   5         license agreement.
   6 #endif
   7
   8 /* return one line using getchar, caller must supply line buf and max. cnt */
   9 /* return actual char cnt */
  10
  11 getline(line,cnt)
  12 char line[];
  13 int cnt;
  14 {
  15         register char *lp;
  16         register c, cc;
  17
  18         lp = line;
  19         cc = cnt;
  20         while ((c = getchar()) > 0) {
  21                 *lp++ = c;
  22                 if (--cc <= 0 || c == '\n') break;
  23         }
  24         return(cnt-cc);
  25 }