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Annotation of 43BSD/usr.lib/lib2648/newmat.c, revision 1.1.1.1

1.1       root        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: }

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