[cups.development] Interface Version for CUPS 1.2

[Michael Sweet]

Taj Morton wrote:
> On 11/13/05, Michael Sweet <mike at easysw.com> wrote:
>> Taj Morton wrote:
>>> On 11/13/05, Michael Sweet <mike at easysw.com> wrote:
>>>> Still 2.x.  The current developer snapshots have a DSO version of 2.7
>>>> (CUPS 1.1.x had everything from 2.0 through 2.6) which is backwards-
>>>> compatible with all 1.1.x releases.
>>> CUPS 1.1.x had a DSO of something other than 2.0? What version? I have
>>> cups-1.1.23-i486-1, and it installed /usr/lib/libcups.so.2.
>> We only install using the major version number; internally we add the
>> ABI version on platforms that support it.
> Is there some way I can detect what ABI is actually installed?

Normally we recommend simply detecting specific functions you require.

Here is a quick breakdown based on function and CUPS version for
libcups.so.2:

     CUPS      ABI  Function
     --------  ---  --------------------
     1.1.0     2.0  cupsGetDests
     1.1.3     2.2  cupsEncodeOptions
     1.1.6     2.3  cupsTempFd
     1.1.8     2.4  httpConnectEncrypt
     1.1.20    2.5  cupsDoFileRequest2
     1.1.21    2.6  httpSeparate2
     1.2.0     2.7  httpSeparateURI

For libcupsimage.so.2:

     CUPS      ABI  Function
     --------  ---  --------------------
     1.1.0     2.0  cupsRasterOpen
     1.1.15    2.1  N/A (version bumped for CMYK image support)
     1.2.0     2.2  cupsRasterReadHeader2

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______________________________________________________________________
Michael Sweet, Easy Software Products           mike at easysw dot com
Internet Printing and Publishing Software        http://www.easysw.com