Re: git build on msys fails (and fix)

> Hello,
>  I build git on msys environment regularly. With the recent changes to
> add cache preload facility (commit ID:
> 671c9b7e315db89081cc69f83a8f405e4aca37bc) brings in dependency on
> pthreads. This is not available in the msys distribution which was
> part of the git build distro. I installed libpthread for mingw to get
> the related headers and libraries. I had to make some minor changes to
> libpthread installation. I copied the 'setjmp.h' from my other mingw
> installation and had to had edit it to remove some mingw specific
> macros.
>
> @:/e/users/dhruva/stub/repo/git/git
> [520]$ diff -u /e/tools/gnu/include/setjmp.h /mingw/include/setjmp.h
> --- /e/tools/gnu/include/setjmp.h       Sun Oct  5 04:01:15 2008
> +++ /mingw/include/setjmp.h     Sun Nov 30 16:18:00 2008
> @@ -36,7 +36,7 @@
>  * The function provided by CRTDLL which appears to do the actual work
>  * of setjmp.
>  */
> -_CRTIMP int __cdecl __MINGW_NOTHROW _setjmp (jmp_buf);
> +int __cdecl _setjmp (jmp_buf);
>
>  #define        setjmp(x)       _setjmp(x)
>
> @@ -44,7 +44,7 @@
>  * Return to the last setjmp call and act as if setjmp had returned
>  * nVal (which had better be non-zero!).
>  */
> -_CRTIMP void __cdecl __MINGW_NOTHROW longjmp (jmp_buf, int)
> __MINGW_ATTRIB_NORETURN;
> +void __cdecl longjmp (jmp_buf, int);
>
>  #ifdef __cplusplus
>  }
>
> Also,
>  had to copy a pthread library with a dfferent name to the standard name:
> $cp libpthreadGC2.a libpthread.a
>
> The build went fine and am using the new binaries.
>