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Annotation of 43BSD/ingres/source/gutil/cat.c, revision 1.1

1.1     ! root        1: # include      <fcntl.h>
        !             2: # include      <sccs.h>
        !             3: # include      <useful.h>
        !             4: 
        !             5: SCCSID(@(#)cat.c       8.3     2/8/85)
        !             6: 
        !             7: /*
        !             8: **  CAT -- "cat" a file
        !             9: **
        !            10: **     This function is essentially identical to the UNIX cat(I).
        !            11: **
        !            12: **     Parameters:
        !            13: **             file -- the name of the file to be cat'ed
        !            14: **
        !            15: **     Returns:
        !            16: **             zero -- success
        !            17: **             else -- failure (could not open file)
        !            18: **
        !            19: **     Side Effects:
        !            20: **             "file" is open and read once through; a copy is made
        !            21: **                     to the standard output.
        !            22: */
        !            23: 
        !            24: cat(file)
        !            25: char   *file;
        !            26: {
        !            27:        char            buf[BLOCK_SZ];
        !            28:        register int    i;
        !            29:        register int    fd;
        !            30: 
        !            31:        fd = open(file, O_RDONLY);
        !            32:        if (fd < 0)
        !            33:                return (1);
        !            34: 
        !            35:        while ((i = read(fd, buf, BLOCK_SZ)) > 0)
        !            36:        {
        !            37:                write(1, buf, i);
        !            38:        }
        !            39: 
        !            40:        return (0);
        !            41: }

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