Re: Compiling 8.0beta on mingw with openssl support

This is a known issue with the SSL build. ATM, it requires a small hack
in the OpenSSL sources to make it work. IIRC, it's just a single
function (or was it even a line) that has to be removed.

//Magnus

> -----Original Message-----
> From: G Reina [mailto:reina_ga@hotmail.com]
> Sent: Tuesday, August 24, 2004 4:18 PM
> To: pgsql-hackers-win32@postgresql.org
> Subject: [pgsql-hackers-win32] Compiling 8.0beta on mingw
> with openssl support
>
> I've had no trouble compiling 8.0beta on a Windows XP box
> with mingw, but am having a devil of a time doing it with
> OpenSSL support. Specifically, the configure script is
> throwing an error when it attempts to use the SSL library.
> I've tried compiling OpenSSL 0.9.7d within mingw, from my MS
> Visual Studio compiler, and from a packaged binary. The mingw
> OpenSSL version seems to be the only usable one since it is
> the only one that seems to be installing libcrypto.a and
> libssl.a. The other two are just building DLLs (libeay32.dll
> and ssleay32.dll). The configure script error with the mingw
> openssl try is:
>
> ...
> configure:5916: checking for inflate in -lz
> configure:5949: gcc -o conftest.exe -O2 -fno-strict-aliasing
> -I./src/include/port/win32 -DEXEC_BACKEND  -I/usr/local/include
> -I/usr/local/ssl/include/openssl   -L/usr/local/lib
> -L/usr/local/ssl/lib
> conftest.c -lz  -lwsock32 -lm  >&5
> configure:5952: $? = 0
> configure:5955: test -s conftest.exe
> configure:5958: $? = 0
> configure:5969: result: yes
> configure:6566: checking for CRYPTO_new_ex_data in -lcrypto
> configure:6599: gcc -o conftest.exe -O2 -fno-strict-aliasing
> -I./src/include/port/win32 -DEXEC_BACKEND  -I/usr/local/include
> -I/usr/local/ssl/include/openssl   -L/usr/local/lib
> -L/usr/local/ssl/lib
> conftest.c -lcrypto  -lz -lwsock32 -lm  >&5
> configure:6602: $? = 0
> configure:6605: test -s conftest.exe
> configure:6608: $? = 0
> configure:6619: result: yes
> configure:6635: checking for SSL_library_init in -lssl
> configure:6668: gcc -o conftest.exe -O2 -fno-strict-aliasing
> -I./src/include/port/win32 -DEXEC_BACKEND  -I/usr/local/include
> -I/usr/local/ssl/include/openssl   -L/usr/local/lib
> -L/usr/local/ssl/lib
> conftest.c -lssl  -lcrypto -lz -lwsock32 -lm  >&5
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xae3)
> :rand_win.c:
> undefined reference to `CreateDCA@16'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xaf4)
> :rand_win.c:
> undefined reference to `CreateCompatibleDC@4'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xb09)
> :rand_win.c:
> undefined reference to `GetDeviceCaps@8'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xb19)
> :rand_win.c:
> undefined reference to `GetDeviceCaps@8'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xb33)
> :rand_win.c:
> undefined reference to `CreateCompatibleBitmap@12'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xb41)
> :rand_win.c:
> undefined reference to `SelectObject@8'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xb53)
> :rand_win.c:
> undefined reference to `GetObjectA@12'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xbc1)
> :rand_win.c:
> undefined reference to `BitBlt@36'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xbcb)
> :rand_win.c:
> undefined reference to `GetBitmapBits@12'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xc22)
> :rand_win.c:
> undefined reference to `SelectObject@8'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xc29)
> :rand_win.c:
> undefined reference to `DeleteObject@4'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xc33)
> :rand_win.c:
> undefined reference to `DeleteDC@4'
> C:/msys/1.0/local/ssl/lib/libcrypto.a(rand_win.o)(.text+0xc3d)
> :rand_win.c:
> undefined reference to `DeleteDC@4'
> configure:6671: $? = 1
> configure: failed program was:
> #line 6642 "configure"
> //#include "confdefs.h"
>
> /* Override any gcc2 internal prototype to avoid an error.
> */ #ifdef __cplusplus extern "C"
> #endif
> /* We use char because int might match the return type of a gcc2
>    builtin and then its argument prototype would still apply.
>  */ char SSL_library_init (); #ifdef F77_DUMMY_MAIN #  ifdef
> __cplusplus
>      extern "C"
> #  endif
>    int F77_DUMMY_MAIN() { return 1; }
> #endif
> int
> main ()
> {
> SSL_library_init ();
>   ;
>   return 0;
> }
> configure:6688: result: no
> configure:6698: error: library 'ssl' is required for OpenSSL
>
> ## ---------------- ##
> ## Cache variables. ##
> ## ---------------- ##
>
> ac_cv_build=i686-pc-mingw32
> ac_cv_build_alias=i686-pc-mingw32
> ac_cv_c_compiler_gnu=yes
>
> ...
>
> So it would seem that something is wrong with rand_win.c in
> my crypto library????
>
> Has anyone who's compiled on mingw with openssl support run
> into this? I think Magnus' download page has a nightly
> snapshot that is compiled with openssl support. Perhaps he
> knows the voodoo involved?
>
> Thanks.
> -Tony
>
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