On 2018-01-16 09:03, Adam Farley8 wrote:
>Configure already looks in:

>$SYSROOT/usr/lib/$OPENJDK_TARGET_CPU-linux-gnu

>Which I would expect to cover your case, unless there is a mismatch
>between s390 and s390x here. Is your OPENJDK_TARGET_CPU set to s390 or
>s390x in this case? If this discrepancy between arch names cannot be
>resolved, then a special case like the one you propose is needed.

I have tried and tried, and cannot find this code line in the JDK,
anywhere. Nor can I find variations on it. The closest I can find is a
list of possible locations, but these are hard-coded (and don't have
OPENJDK_TARGET_CPU in their code), and none are s390 or s390x.

Please spell out exactly where this line is, as I have no idea.

I'm referring to this block:

          if test "x$FOUND_FREETYPE" != xyes; then
            FREETYPE_BASE_DIR="$SYSROOT/usr"
            if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib/$OPENJDK_TARGET_CPU-linux-gnu], [well-known location])
            else
LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib/i386-linux-gnu], [well-known location])
              if test "x$FOUND_FREETYPE" != xyes; then
LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib32], [well-known location])
              fi
            fi
          fi

Reading it again I realize that the directory is only searched for 64bit builds. Looking in platforms.m4, I see that s390 is 32bit and s390x is 64bit. This means it will work fine for s390x, but not for s390. Given that your libraries are found in a directory with s390x in the name, I assume that you actually do want to produce a 64bit build, or am I missing something? If you need this to work for 32bit, then it's possible we need to tweak something. I think it wouldn't be such a bad idea to always search $SYSROOT/usr/lib/$OPENJDK_TARGET_CPU-linux-gnu, regardless of architecture.

Also note that your proposed code checked for OPENJDK_TARGET_CPU_ARCH=s390, that's a different variable than OPENJDK_TARGET_CPU. The arch in our model is more of a family of cpus, ignoring things like address width.

/Erik

Thanks everyone for your time. We'll get to the bottom of this! :)

Best Regards

Adam Farley

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