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Annotation of 42BSD/usr.lib/lib2648/newmat.c, revision 1.1.1.1

1.1       root        1: /*     newmat.c        4.1     83/03/09        */
                      2: /*
                      3:  * newmat: return a brand new bitmat with the proper size.
                      4:  * To get rid of it just call free.
                      5:  */
                      6: 
                      7: #include "bit.h"
                      8: 
                      9: bitmat
                     10: newmat(rows, cols)
                     11: int rows, cols;
                     12: {
                     13:        int size = ((cols + 7) >> 3) * rows;
                     14:        char *m;
                     15: 
                     16: #ifdef TRACE
                     17:        if (size <= 0 && trace) {
                     18:                fprintf(trace, "newmat: rows=%d, cols=%d\n", rows, cols);
                     19:                abort();
                     20:        }
                     21:        if (trace)
                     22:                fprintf(trace, "newmat: malloc(%d) =", size);
                     23: #endif
                     24:        m = (char *) malloc(size);
                     25: #ifdef TRACE
                     26:        if (trace)
                     27:                fprintf(trace, "%x\n", m);
                     28: #endif
                     29:        zermat(m, rows, cols);
                     30:        return (m);
                     31: }

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