Pyrex, enumeration constants, and wrapping #define's
Mike Rovner
mike at bindkey.com
Mon Apr 7 17:10:30 EDT 2003
"Edward C. Jones" <edcjones at erols.com> wrote in message
news:b6soip$okk$1 at bob.news.rcn.net...
> Harbison and Steele ( 4th edition, Section 5.5) say that some C
> compilers will accept an enum where some constant expression is written
> in terms of a previously defined enumeration constant:
>
> enum xx {
> a = 2,
> b = a + 3
> }
>
> Does Pyrex accept the following?
>
> enum
> a = 2
> b = a + 3
>
No ;)
Use that:
cdef enum xx: a = 2 b = a+3AFAIR, Pyrex take expressions in enums
since v0.4
> If not, how should I wrap this?
>
> #define IPL_DEPTH_SIGN 0x80000000
> #define IPL_DEPTH_8S (IPL_DEPTH_SIGN| 8)
IPL_DEPTH_SIGN=0x80000000
IPL_DEPTH_8S=(IPL_DEPTH_SIGN| 8)
Mike
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