Re: [boost] Single letter template type causes errors in compile of program_options and filesystem boost libraries

Subject: Re: [boost] Single letter template type causes errors in compile of program_options and filesystem boost libraries
From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2008-12-18 15:51:00

Stefan Seefeld wrote:
> Mike Collier wrote:
>>
>> The errors are the result of using single letters for variables or 
>> template types. The reason for the errors is in my compile environment 
>> ( electrical engineering related ) defines are used for the 
>> convenience of writing units in code. These defines exist in a vendor 
>> supplied header in my project:
>>
>> #define    A
>> #define    V
>> #define    W
>> #define    s
>> #define    S
>> #define    J
> Sorry, but this is just bad coding practice. Instead of changing boost 
> in order to accomodate for it, I suggest that you isolate the libraries 
> from each other, by carefully undefining those single-letter macros 
> prior to including boost.

Another solution might be simply changing include order, so that boost 
headers get included prior to the vendor-provided headers.

> If something should use longer names, it's these macros in your library, 
> not boost template parameters.

Since this library is not Mike's, I'd rather suggest reporting this 
issue to the library vendor.