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