[Scons-dev] Issue 2869 - Versioned shared libraries

[William Deegan]

All,
On Oct 25, 2012, at 1:16 PM, Chris BeHanna <chris at behanna.org> wrote:


> On Oct 25, 2012, at 15:07 , "Managan, Rob" <managan1 at llnl.gov> wrote:

> 

>> Hi Chris,

>> 

>> Thanks for the info. Sounds like I should have the Install function check

>> that the version numbers match. In the use case where Install does not

>> know what the version number is then I will believe the one in the library

>> name!

>> 

>> Of course, in the example from Eric Raymond on OSX there is only one

>> symlink and the version number is located differently.

> 

> 	Yes, it's very, very different on OS X.  OS X uses "Mach-O" format rather than ELF, and spells ".so" as ".dylib", plus it reverses the order of the version number and the file type suffix:

> 

> 	libcurl.so.4 => libcurl.4.dylib

> 

> Mach-O also uses a "compatibility version" that is distinct from the version that appears in the filename.  :-/


Does the implementation work with both linux and OSX?

-Bill