[oe] openjdk-7 and gcc v5

[Khem Raj]

On Thu, Oct 29, 2015 at 4:00 PM, Bruce, Henry <henry.bruce at intel.com> wrote:
> Many thanks to contributors who fixed openjdk build issues introduced by gcc v5 and for maintainers for pushing the updates.
> However one problem remains: openjdk build fails in openjdk/jdk/make/java/nio due to -static compiler flag being used in conjunction with -pthread giving error
> /usr/bin/ld: cannot find -lpthread
> /usr/bin/ld: cannot find -lc
>

its not clear how the -static flag can cause this. may be its using CC
for LD or wise versa ?

> I fixed this by removing -static flag from Makefile. Not sure of this was the right thing to do (so I didn't submit patch) but it worked for me.
> I added the following to the an openjdk bbappend and it fixed the build and resulting jre is running OK.
>
> do_configure_append() {
>         gcc -v 2>&1 | grep 5\..
>         if [ "$?" == "0" ]; then

why this check for gcc ?

>                 sed -i s/-static// ${B}/openjdk/jdk/make/java/nio/Makefile
>         fi
> }
>
> Regards,
>
> Henry Bruce
>
> --
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