Re: msys inet_pton strangeness - Mailing list pgsql-hackers

From Andrew Dunstan
Subject Re: msys inet_pton strangeness
Date
Msg-id 4033d12c-2d82-470e-ab8c-3ab2f42985bb@dunslane.net
Whole thread Raw
In response to Re: msys inet_pton strangeness  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: msys inet_pton strangeness
Re: msys inet_pton strangeness
List pgsql-hackers


On 2024-09-28 Sa 11:49 AM, Tom Lane wrote:
Andrew Dunstan <andrew@dunslane.net> writes:
It's complaining like this:
C:/tools/xmsys64/home/pgrunner/bf/root/REL_15_STABLE/pgsql/src/interfaces/libpq/fe-secure-common.c:219:21: error: implicit declaration of function 'inet_pton'; did you mean 'inet_aton'? [-Wimplicit-function-declaration]   219 |                 if (inet_pton(AF_INET6, host, &addr) == 1)       |                     ^~~~~~~~~
configure has determined that we have inet_pton, and I have repeated the 
test manually.
configure's test is purely a linker test.  It does not check to see
where/whether the function is declared.  Meanwhile, the compiler is
complaining that it doesn't see a declaration.  So the problem
probably can be fixed by adding an #include, but you'll need to
figure out what.

I see that our other user of inet_pton, fe-secure-openssl.c,
has a rather different #include setup than fe-secure-common.c;
does it compile OK?


I'll try, but this error occurs before we get that far.

We should have included ws2tcpip.h, which includes this:

#define InetPtonA inet_pton
WINSOCK_API_LINKAGE INT WSAAPI InetPtonA(INT Family, LPCSTR pStringBuf, PVOID pAddr);

It's conditioned on (_WIN32_WINNT >= 0x0600), but that should be true.

So I'm still very confused ;-(


cheers


andrew

--
Andrew Dunstan
EDB: https://www.enterprisedb.com

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