From: | Mariano Reingart <reingart(at)gmail(dot)com> |
---|---|
To: | pgsql-docs(at)postgresql(dot)org |
Subject: | Compiling and Linking Dynamically-Loaded Functions on Windows |
Date: | 2010-08-25 20:04:09 |
Message-ID: | AANLkTimocOMbWV7uWpJU6AhAScU-Y0vyxUu-EPifXeRf@mail.gmail.com |
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Lists: | pgsql-docs |
There is no Windows (MSVC or MinGW) section to compile shared libraries (DLL):
http://www.postgresql.org/docs/9.0/static/xfunc-c.html#DFUNC
This is intentional, as it may be incompatible/hard?
Ie. can mingw dll be used with a msvc build?
This is a working example with mingw:
C:\mingw\bin\gcc.exe -O2 -Wall -Wmissing-prototypes -Wpointer-arith
-Wdeclaration-after-statement -Wendif-labels -fno-strict-aliasing
-fwrapv -I. -I. -I../src/include -I.../src/include/port/win32
-DEXEC_BACKEND "-I.../src/include/port/win32" -c -o foo.o foo.c
C:\mingw\bin\gcc.exe -shared -o foo.dll foo.o
-fPIC seems not needed for this platform, but should -mms-bitfields
flag be used?
PGXS cannot be used directly as it is not included with the one click
installer (pg_config --pgxs returns an invalid path, no makefile
found).
Do you think this could be included in the docs?
(recently we had a discussion about this in the spanish mailing list,
and seems to be unclear for most of us).
Best regards,
Mariano Reingart
http://www.arpug.com.ar
http://www.sistemasagiles.com.ar
http://reingart.blogspot.com
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