Re: Poor man's mscoree.dll - working

I've made some improvements including mingw build script, replacing 
current process with 'clrwrap app.exe' (where app.exe is the exe that 
called this dll) and some minor fixes.

http://mil-sim.net/download/pnet/coremul.zip

Maciek wrote:
> OK, here's the whole thing (mscoree.dll, source and MSVC7.1 project): 
> http://mil-sim.net/download/pnet/coremul.zip
> 
> If you have a system without MS.NET, copy the DLL to C:\Program 
> Files\PNET\bin (it should be in PATH).
> 
> Maciek wrote:
> 
>> Hello,
>>
>> I started playing with coremul last night and after figuring out how 
>> to export the DLL function properly i came up with a _very simple_ 
>> solution to mscoree.dll problem. Here's basically how it works:
>>
>> pnet/coremul/shim.c:
>>
>> __declspec(dllexport) __int32 _CorExeMain(void)
>> {
>>     /* Get the full pathname of the application */
>>     #ifdef _COR_REAL_WIN32
>>         TCHAR path[1024];
>>         GetModuleFileName(0, path, 1023);
>>
>>         STARTUPINFO    si;
>>         PROCESS_INFORMATION  pi;
>>
>>         GetStartupInfo(&si);
>>
>>         char cmd[1100];
>>
>>         sprintf(cmd, "%s \"%s\"", "ilrun", path);
>>
>>         /* Execute 'ilrun "path/app.exe"' */
>>         CreateProcess(
>>             NULL,
>>             cmd,
>>             NULL,
>>             NULL,
>>             FALSE,
>>             0,
>>             NULL,
>>             NULL,
>>             &si,
>>             &pi);
>>
>>         exit(0);
>>     #endif
>>
>>     return 0;
>> }
>>
>> ---
>>
>> I've compiled the DLL (on mingw) this way:
>>
>> cd coremul/
>> gcc -c cocreate.cpp
>> gcc -c guid.cpp
>> gcc -c shim.c
>> dllwrap --output-lib=libmscoreedll.a --dllname=mscoree.dll 
>> --driver-name=gcc cocreate.o guid.o shim.o
>>
>> ---
>>
>> As you can see, it's a really half-assed approach (EXEs only), 
>> completely disregarding the way the 'shim' should work in real life. 
>> Obviously, this approach only works on Windows, I don't even know if 
>> mscoree.dll would be useful on other platforms. But it works for 
>> simple testing, you no longer have to type 'ilrun app.exe' on Windows 
>> to execute .NET applications.
>>
>> If you're interested in having this until I come up with a better 
>> solution, I can submit a patch.
>>
>> Please let me know what you think about it.
>>
>> Regards,
>>
>> Maciek
>>
>> _______________________________________________
>> Developers mailing list
>> [email protected]
>> http://dotgnu.org/mailman/listinfo/developers
>>
>>
> 
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