On 8/12/14 4:20, Chen Gang wrote: > On 08/10/2014 04:22 PM, Chen Gang wrote: >> >> I guess, I find the root cause: >>
I have given the test, if remove the hardcoded "--disable-core-jni" from libjava/configure, we can let "JNIDIR" enabled. So I am sure, it must be the root cause. Thanks. > > Although I say "I guess", in fact, I already had related proofs for it. > > - When configure "libjava/classpath", "--disable-core-jni" is passed > as parameter explicitly (can check "x86_64-.../libjava/classpatch/ > config.log" to know about it). > > - if pass "--disable-core-jni" to "libjava/classpatch/configure", it > will disable 'JNIDIR' in "libjava/classpath/native/jni/Makefile". If > remove "--disable-core-jni", it enables 'JNIDIR' to build java-lang. > > - After grep "--disaboe-core-jni", only "libjava/configure(.ac)" do it > (and hard code it). > > For me, the proofs are enough, and the code in "libjava/configure(.ac)" > are also obvious for it. > > > So please check it is whether it is the root cause, when you have time. > > Thanks. > >> In "gcc/libjava/configure", "--disable-core-jni" is hardcoded manually >> for classpath with FIXME, then all related trying are useless. For me, >> if have parameter "--enable-core-jni", need skip "--disable-core-jni". >> >> The related information in gcc/libjava/configure: >> >> 6820 # Set up to configure Classpath. >> 6821 # FIXME: no supported way to pass args in autoconf. >> 6822 # Disable tool wrappers to avoid ltdl.h configure check. >> 6823 ac_configure_args="$ac_configure_args --disable-tool-wrappers" >> 6824 ac_configure_args="$ac_configure_args --disable-load-library" >> 6825 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug" >> 6826 ac_configure_args="$ac_configure_args >> --enable-default-toolkit=$TOOLKIT" >> 6827 dir1=`cd $srcdir && pwd` >> 6828 dir2=`pwd` >> 6829 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2" >> 6830 ac_configure_args="$ac_configure_args --disable-core-jni" >> 6831 ac_configure_args="$ac_configure_args --disable-examples" >> 6832 ac_configure_args="$ac_configure_args --with-glibj=build" >> >> >> >> On 08/10/2014 01:58 PM, Chen Gang wrote: >>> >>> On 8/3/14 13:50, Chen Gang wrote: >>>> Excuse me, after tried, I still did not know hot to build the source >>>> code for "x86_64-unknown-linux-gnu/32/libjava/classpath/native/jni". >>>> What I have done is: >>>> >>>> - ../gcc/configure --enable-core-jni --enable-languages=c,c++,java >>>> make all-target-libjava >>>> >>>> - also try "../gcc/configure && make", but get same result. >>>> >>>> - I also enable JNIDIRS in "x86_64-unknown-linux-gnu/libjava/classpath >>>> /native/jni/Makefile" manually, but still no effect. >>>> >>>> Welcome any ideas, suggestions or completions for it, thank. >>>> >>>> Also sorry, I did not finish sending patch v2 for it within 2014-08-03, >>>> one excuse is: for each complete building, it needs 12-15 hours under my >>>> laptop. So next, I shall buy a PC for it (also for linux kernel). >>>> >>> >>> After try again, I can let it pass building, but I do not know whether >>> it is enough for this patch: >>> >>> - ../gcc/configure --enable-core-jni && make >>> >>> - enable JNIDIRS in x86_64-unknown-linux-gnu/libjava/classpath/native/ >>> Makefile, manually. >>> >>> - then "make && make check" succeed with all related things are built. >>> >>> Before send patch v2 for it, I shall wait the confirmation from related >>> members. >>> >>> >>> Thanks. >>> >> > > -- Chen Gang Open, share, and attitude like air, water, and life which God blessed