[fpc-pascal] getting cross with the cross compiler
pascalX at piments.com
pascalX at piments.com
Tue Oct 10 12:18:22 CEST 2017
On 10/10/17 10:35, Tony Whyman wrote:
> On 10/10/17 05:51, pascalX at piments.com wrote:
>> $make all NOGDB=1 OS_TARGET=linux CPU_TARGET=x86_64
>> INSTALL_PREFIX=/usr
>> Makefile:2914: *** The only supported starting compiler version is
>> 3.0.0. You are trying to build with 3.1.1.. Stop.
>>
>> BTW is that msg is correct? I just built with 3.0.2 , it seems that
>> the version block is not specific enough or the message missed a
>> version bump.
> Yes, that message is always very irritating - but probably right. The
> FPC compiler I currently use is built from the fixes_3_0 branch and this
> demands the 3.0.0 compiler to initially compile the compiler. The first
> time I build from source there is no problem. I install the 3.0.0
> compiler from a binary and build the source and install it. The second
> time, the error message occurs because you now have a more recent
> version as the installed compiler.
>
> The way I avoid the problem is to have a script I always use to build
> from source and to force the use of the 3.0.0 compiler for the initial
> build. This is still on the system and will stay there (unless
> explicitly deleted) even after the later version is installed. My script
> saves the initial compiler version in a file "build-version" which is
> added to my working copy of the source code tree. The script is given
> below as an example and is intended to be run in the root directory of
> the source tree. Note the use of the PP make variable for passing the
> path to the initial build compiler.
>
> PREFIX=/usr
> FPCPROG=ppcx64
>
> if [ ! -f build-version ]; then
> fpc -iV >build-version
> fi
>
> BUILDVERSION=`cat build-version`
>
> if [ ! -x $PREFIX/lib/fpc/$BUILDVERSION/$FPCPROG ]; then
> echo "FPC Build Version ($BUILDVERSION) not found"
> exit 1
> fi
>
> echo "make default target compiler and libraries"
>
> export FPCDIR=$PREFIX/lib/fpc/$BUILDVERSION
>
>
> make all PP=$PREFIX/lib/fpc/$BUILDVERSION/$FPCPROG OPTIMIZE=1
> if [ $? -ne 0 ]; then
> exit $?
> fi
>
> if [ ! -x compiler/$FPCPROG ]; then
> echo "Failed to build compiler"
> exit 1
> fi
>
> _
Thanks very much .
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