libgcj and MinGW, compilation problem

Thu Dec 6 01:42:00 GMT 2007

thanks for your answer, I will try that on my ubuntu ;)
2007年12月5日, Marco Trudel <marco@mtsystems.ch>:
> Mathieu Velten wrote:
> > Hello !
> > I crosspost here because of a recommendation on the gcc-help mailing
> > list, sorry for the double post.
> >
> > I am trying to make a build of GCC 4.2.2 with GCJ for MinGW.
>> So you're building on MinGW? Building on MinGW is usually very
> unreliable. Building in Cygwin is a little better, but not really. The
> problem is that there is no Windows GCJ maintainer. The guys who build
> GCJ for Windows (Me, Mohan Embar and Ranjit Mathew are the ones who do
> or did it frequently) therefore cross-compile it on Linux.
>> Ranjit Mathew wrote a tutorial in 2004 or so. Although quite old, it
> still holds. Unfortunately he took the page offline months (years?) ago.
> But waybackmachine.org is our friend:
> http://web.archive.org/web/20041102054424/http://ranjitmathew.tripod.com/phartz/gcj/bldgcj.html
>>>> Hope that helps
> Marco
>> > I first tried with :
> > ../gcc-4.2.2/configure --enable-languages=c,c++,java -v
> > --enable-optimize --prefix=/mingw --oldincludedir=/mingw/include
> > --enable-threads --disable-nls --disable-win32-registry
> > --disable-shared --without-x
> >
> > it compiled without any problem but when I try to launch gcj it
> > complains about the lack of libgcj, and effectivly libgcj is not
> > present. No problems with gcc or g++.
> >
> > so I tried to add --enable-libgcj
> > and then I now have problems at the compilation time. the errors begin
> > like that :
> >
> > make[4]: Entering directory
> > `/D/SVN/compil/i686-pc-mingw32/libjava/classpath/tools'
> > mkdir -p classes/gnu/classpath/tools/giop/grmic/templates
> > mkdir -p classes/gnu/classpath/tools/rmi/rmic/templates
> > mkdir -p classes/gnu/classpath/tools/appletviewer
> > mkdir -p classes/gnu/classpath/tools/jarsigner
> > mkdir -p classes/gnu/classpath/tools/keytool
> > cp ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/rmi/rmic/templates/*.jav
> > classes/gnu/classpath/tools/rmi/rmic/templates
> > cp ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/giop/grmic/templates/*.jav
> > classes/gnu/classpath/tools/giop/grmic/templates
> > cp ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/rmi/*.txt
> > classes/gnu/classpath/tools/rmi/
> > cp ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/giop/*.txt
> > classes/gnu/classpath/tools/giop/
> > /D/SVN/compil/gcc/gcj -B/D/SVN/compil/i686-pc-mingw32/libjava/
> > -B/D/SVN/compil/gcc/ -encoding UTF-8 --bootclasspath
> > '../lib':'../lib/glibj.zip' --classpath . -C -d classes
> > ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/*.java
> > ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/*/*.java
> > ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/*/*/*.java
> > ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/AbstractMethodGenerator.java:0:
> > error: Can't find default package 'java.lang'. Check the CLASSPATH
> > environment variable and the access to the archives
> >
> > and finish like that :
> >
> > ../../../../../gcc-4.2.2/libjava/classpath/tools/gnu/classpath/tools/rmi/rmic/WrapUnWrapper.java:0:
> > error: cannot find file for class java.lang.Object
> > 2651 errors
> > make[4]: *** [tools.jar] Error 1
> > make[4]: Leaving directory
> > `/D/SVN/compil/i686-pc-mingw32/libjava/classpath/tools'
> > make[4]: Entering directory `/D/SVN/compil/i686-pc-mingw32/libjava/classpath'
> > true DO=all multi-do # make
> > make[4]: Leaving directory `/D/SVN/compil/i686-pc-mingw32/libjava/classpath'
> > make[3]: *** [all-recursive] Error 1
> > make[3]: Leaving directory `/D/SVN/compil/i686-pc-mingw32/libjava/classpath'
> > make[2]: *** [all-recursive] Error 1
> > make[2]: Leaving directory `/D/SVN/compil/i686-pc-mingw32/libjava'
> > make[1]: *** [all-target-libjava] Error 2
> > make[1]: Leaving directory `/D/SVN/compil'
> > make: *** [bootstrap] Error 2
> >
> > I tried to add also --enable-libjava but I have the same errors.
> >
> > my build environment :
> > w32api-3.10.tar.gz
> > binutils-2.17.50-20060824-1.tar.gz
> > mingw32-make-3.81-2.tar.gz
> > mingw-runtime-3.13.tar.gz
> > pthreads-2.8.0
> > bison-2.1.0
> > gcc-4.2.2
> >
> > Any suggestions to solve this problem ?
> >
> > Thanks in advance for your answers.
> >
> > Kind regards,
> >
> > Mathieu Velten
>>