Q40358: Bit-Shift Function in C

Article: Q40358
Product(s): See article
Version(s): 5.10    | 5.10
Operating System(s): MS-DOS | OS/2
Keyword(s): ENDUSER | s_quickc | mspl13_c
Last Modified: 16-MAY-1989

Question:

How do I rotate, rather than shift, bits in a word? I don't want to
lose any bits as happens when I shift.

Response:

Use the _rotl and _rotr functions in the C Runtime Library. These
are described in the "Microsoft C Run-Time Library Reference."

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