| Re: [AD] 5.0 and 5.2 on the same system |
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All you have to do is install 5.0 and 5.2 to different prefixes and set the pkg-config path, and make sure to use the --cflags option when building your program.
Peter
Pavel Sountsov <slabode@xxxxxxx> wrote:
>On 10/12/12 15:45, Jon Rafkind wrote:
>> Right now 'pkg-config allegro-5.0 --libs' returns -lallegro.
>
>Not quite, it also returns -L/usr/local/lib, which is determined by
>CMAKE_INSTALL_PREFIX. To what extent just using the prefix will
>alleviate these troubles? --cflags switch can be used for the purposes
>of the finding headers.
>
>Thinking about this... one issue is that the pkg-config files are also
>placed in the prefix, which would actually break pkg-config support.
>Additionally, shared libraries should probably be placed in the same
>spot as well (they are already versioned). Thus... what would perhaps be
>better is to install headers into <prefix>/include/allegro5.2/allegro5
>(note the order of the directories), static libraries and the link to
>the shared libraries in <prefix>/lib into <prefix>/lib/allegro5.2/. This
>way the user code will not be affected (as it'll all be magically taken
>care of by pkg-config --cflags and --libs) and since the actual (already
>versioned) shared libraries will go into <prefix>/lib you won't need to
>alter where the system looks for shared libaries.
>
>-SL
>
>
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