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Annotation of 41BSD/libc/stdio/rdwr.c, revision 1.1.1.1

1.1       root        1: #include       <stdio.h>
                      2: 
                      3: fread(ptr, size, count, iop)
                      4: unsigned size, count;
                      5: register char *ptr;
                      6: register FILE *iop;
                      7: {
                      8:        register c;
                      9:        unsigned ndone, s;
                     10: 
                     11:        ndone = 0;
                     12:        if (size)
                     13:        for (; ndone<count; ndone++) {
                     14:                s = size;
                     15:                do {
                     16:                        if ((c = getc(iop)) >= 0)
                     17:                                *ptr++ = c;
                     18:                        else
                     19:                                return(ndone);
                     20:                } while (--s);
                     21:        }
                     22:        return(ndone);
                     23: }
                     24: 
                     25: fwrite(ptr, size, count, iop)
                     26: unsigned size, count;
                     27: register char *ptr;
                     28: register FILE *iop;
                     29: {
                     30:        register unsigned s;
                     31:        unsigned ndone;
                     32: 
                     33:        ndone = 0;
                     34:        if (size)
                     35:        for (; ndone<count; ndone++) {
                     36:                s = size;
                     37:                do {
                     38:                        putc(*ptr++, iop);
                     39:                } while (--s);
                     40:                if (ferror(iop))
                     41:                        break;
                     42:        }
                     43:        return(ndone);
                     44: }

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