[Speex-dev] Static linking without C runtime dependence?

Steve Gibson steve at grc.com
Sun Oct 16 21:24:15 PDT 2005

>>>What you want is simply to override some of the functions in misc.c. I 
>>>made it easy to do by wrapping malloc() a speex_alloc() call. Aside from 
>>>what's in misc.c, the only other thing I use are some of the math 
>>>functions like cos().
>>That makes sense.  But how does the DLL version, which is not linked to 
>>the C runtime, get access to C's transcendental like cos() ??
>Depending on what compiler and settings you use, the C runtime will be 
>included either dynamically or statically in the dll file. My libspeex.dll 
>is linked to MSVCRT.DLL (MS Visual C RunTime) when built with MinGW.
>Your statically compiled libspeex can be set to depend on a dll-loaded 
>runtime (in msvcrt.dll), and as your process will indirectly link to 
>msvcrt if you use directsound or any other modern library, that's probably 
>the easiest solution.

That makes total sense.  Thanks!


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