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Dominick Meglio's description how to build ares for libcurl on win32

This commit is contained in:
Daniel Stenberg 2004-01-04 12:00:11 +00:00
parent a99e6445bf
commit 591fe66f18

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@ -49,3 +49,38 @@ Ares and ipv6
If the configure script enables IPv6 support you need to explicitly disable
that (--disable-ipv6) since ares isn't IPv6 compatible (yet).
Ares on win32
=============
(description brought by Dominick Meglio)
First I compiled curl-ares. I changed the default C runtime library to be the
single-threaded rather than the multi-threaded (this seems to be required to
prevent linking errors later on). Then I simply build the areslib project (the
other projects adig/ahost seem to fail under MSVC).
Next was libcurl. I opened lib/config-win32.h and I added a:
#define USE_ARES 1
Next thing I added was, near the HAVE_GETTIMEOFDAY checks I added:
#ifdef USE_ARES
#define HAVE_GETTIMEOFDAY 1
#endif
The reason is, it seems curl-ares has a gettimeofday function in it (perhaps
this should be made static in ares to avoid this kludge?) To prevent a
duplicate symbol error, I had to make sure libcurl didn't also try and create
a gettimeofday() function.
Next thing I did was I added the path for the ares includes to the include
path, and the libares.lib to the libraries.
Lastly, I also changed libcurl to be single-threaded rather than
multi-threaded, again this was to prevent some duplicate symbol errors. I'm
not sure why I needed to change everything to single-threaded, but when I
didn't I got redefinition errors for several CRT functions (malloc, stricmp,
etc.)
I would have modified the MSVC++ project files, but I only have VC.NET and it
uses a different format than VC6.0 so I didn't want to go and change
everything and remove VC6.0 support from libcurl.