4.3BSD - /usr/src/usr.lib/lib2648/newmat.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifndef lint
   8: static char sccsid[] = "@(#)newmat.c	5.1 (Berkeley) 4/26/85";
   9: #endif not lint
  10: 
  11: /*
  12:  * newmat: return a brand new bitmat with the proper size.
  13:  * To get rid of it just call free.
  14:  */
  15: 
  16: #include "bit.h"
  17: 
  18: bitmat
  19: newmat(rows, cols)
  20: int rows, cols;
  21: {
  22:     int size = ((cols + 7) >> 3) * rows;
  23:     char *m;
  24: 
  25: #ifdef TRACE
  26:     if (size <= 0 && trace) {
  27:         fprintf(trace, "newmat: rows=%d, cols=%d\n", rows, cols);
  28:         abort();
  29:     }
  30:     if (trace)
  31:         fprintf(trace, "newmat: malloc(%d) =", size);
  32: #endif
  33:     m = (char *) malloc(size);
  34: #ifdef TRACE
  35:     if (trace)
  36:         fprintf(trace, "%x\n", m);
  37: #endif
  38:     zermat(m, rows, cols);
  39:     return (m);
  40: }

Defined functions

Defined variables