Linkage

[Lars Ivar Igesund]

Karl Bochert wrote:

> In article <e8ar15$14l5$2 at digitaldaemon.com>, Lars Ivar Igesund says...
>>
>>Karl Bochert wrote:
>>
>>> I'm trying to call a function in one file from another.
>>> In particular I take the the winsamp.d demo ( where WinMain() calls
>>> myWinMain() ) and I move the myWinMain() fucntion to a new file
>>> (winapp.d) and lable it 'export'. Both files compile, but the linker
>>> complains that myWinMain() is not found. More confusingly, if I leave
>>> myWinMain() in the winsamp.d file as well as putting it in the second
>>> file, the linker complains that it CAN find both myWinMain() functions.
>>> 
>>> So how do I link a function across files??
>>
>>Note that export don't make much sense in this case. A function in one
>>file can be used in the other if the file is imported:
>>
>>file1.d
>>------------
>>module file1;
>>
>>void foo() {}
>>
>>file2.d
>>-----------
>>module file2;
>>
>>private import file1;
>>
>>main()
>>{
>>  foo();
>>}
>>
>>
>>
>>--
>>Lars Ivar Igesund
>>blog at http://larsivi.net
>>DSource & #D: larsivi
> 
> Which brings up another question:
> 
> As I understand it, if file1 were in a subdirectory, it would be:
> import subdir.file1
> 
> Suppose file1.d is in a parallel directory -- i.e. '..\utildir\file1.d' ?
> or in the parent directory '..' ?

You will then need to pass the root dir for the import to the compiler, for
instance -I.. or -I../utildir

-- 
Lars Ivar Igesund
blog at http://larsivi.net
DSource & #D: larsivi