[CMake] ExternalProject_Add + issues with env & auto-conf.

[Bill Hoffman]

Try the 2.8.3 release candidate.

In 2.8.2 the untar did not preserve file times, and this could cause 
auto-make to rerun when it really did not need to.

-Bill


On 10/19/2010 3:21 PM, Tim St. Clair wrote:
> I've been able to consistently repro an issue using
> ExternalProject_Add w/a configure build of cmake v.s. the i386
> binaries online shows an issue whenever a it tries to call auto-conf
> or auto-make as if the environment is hosed.  When I use the stock
> i386 binaries I do not see this issue and I'm able to build external
> projects.
>
> The test example in question is the following:
>
>
> set (LIBXML2_VER libxml2-2.7.3 )
> 		ExternalProject_Add( libxml2
> 				   DEPENDS zlib
> 				    PREFIX ${EXTERNAL_BUILD_PREFIX}/${LIBXML2_VER}
> 				    #-- Download Step ----------
> 				    DOWNLOAD_COMMAND wget -N
> http://parrot.cs.wisc.edu/externals/${LIBXML2_VER}.tar.gz ${CMD_TERM}
> 				    DOWNLOAD_DIR ${EXTERNAL_DL}
> 				    URL http://parrot.cs.wisc.edu/externals/${LIBXML2_VER}.tar.gz
> 				    #--Configure step ----------
> 				    CONFIGURE_COMMAND  ./configure --prefix=${EXTERNAL_STAGE}
> --disable-shared --with-zlib=${EXTERNAL_STAGE}
> 				    #--Build Step ----------
> 				    BUILD_COMMAND make
> 				    BUILD_IN_SOURCE 1
> 				    #--install Step ----------
> 				    INSTALL_DIR ${EXTERNAL_STAGE}
> 				    INSTALL_COMMAND make install )


-- 
Bill Hoffman
Kitware, Inc.
28 Corporate Drive
Clifton Park, NY 12065
bill.hoffman at kitware.com
http://www.kitware.com
518 881-4905 (Direct)
518 371-3971 x105
Fax (518) 371-4573