gcj does not build on Solaris (X11 headers incorrect)

[Jon Beniston]

Martin Kahlert wrote:

> Hi!
> The current gcc version 3.0 20010221 (prerelease) does not
> build on my Solaris 2.7 system with java support:
>
> mkdir gnu/gcj/xlib/.libs
> /home/kahlert/gcc/obj/gcc/g++ -B/home/kahlert/gcc/obj/gcc/ -nostdinc++
> -I/home/kahlert/gcc/libstdc++-v3/include
> -I/home/kahlert/gcc/libstdc++-v3/include/std
> -I/home/kahlert/gcc/libstdc++-v3/include/c_std
> -I/home/kahlert/gcc/obj/sparc-sun-solaris2.7/libstdc++-v3/include
> -I/home/kahlert/gcc/libstdc++-v3/libsupc++
> -I/home/kahlert/gcc/obj/sparc-sun-solaris2.7/libstdc++-v3/libio
> -I/home/kahlert/gcc/libstdc++-v3/libio
> -I/home/kahlert/gcc/libstdc++-v3/libmath
> -L/home/kahlert/gcc/obj/sparc-sun-solaris2.7/libstdc++-v3/src
> -L/home/kahlert/gcc/obj/sparc-sun-solaris2.7/libstdc++-v3/src/.libs
> -B/home/kahlert/GCC/sparc-sun-solaris2.7/bin/
> -B/home/kahlert/GCC/sparc-sun-solaris2.7/lib/ -isystem
> /home/kahlert/GCC/sparc-sun-solaris2.7/include -DHAVE_CONFIG_H -I.
> -I../../../libjava -I./include -I../../../libjava -Iinclude
> -I../../../libjava/include -I../../../libjava/../boehm-gc -I./../boehm-gc
> -DSOLARIS_THREADS=1 -D_SOLARIS_PTHREADS=1 -DSILENT=1 -DNO_SIGNALS=1
> -DJAVA_FINALIZATION=1 -DGC_GCJ_SUPPORT=1 -I../../../libjava/libltdl
> -I../../../libjava/libltdl -I../../../libjava/../gcc
> -I../../../libjava/../include -I../../../libjava/../zlib
> -I../../../libjava/../libffi/include -I../libffi/include -fno-rtti
> -fvtable-thunks -fasynchronous-exceptions -fdollars-in-identifiers
> -I/usr/openwin/include -W -Wall -D_GNU_SOURCE -g -O2 -Wp,-MD,.deps/natClip.pp
> -c ../../../libjava/gnu/gcj/xlib/natClip.cc  -fPIC -DPIC -o
> gnu/gcj/xlib/.libs/natClip.o
> In file included from ../../../libjava/gnu/gcj/xlib/natClip.cc:17:
> /usr/openwin/include/X11/Xlib.h:2063: ISO C++ forbids declaration of
>    `XSetTransientForHint' with no type
>    /usr/openwin/include/X11/Xlib.h:2071: ISO C++ forbids declaration of
>       `XActivateScreenSaver' with no type
> (about some hundred of these messages)
>
> The problem are the headers of Sun's X11:
> /usr/openwin/include/X11/Xlib.h:2063 looks like this:
> extern XSetTransientForHint(
> #if NeedFunctionPrototypes
>     Display*            /* display */,
>     Window              /* w */,
>     Window              /* prop_window */
> #endif
> );
>
> Neither
> extern int XSetTransientForHint
> nor
> extern void XSetTransientForHint.
>
> The newly built g++ seems to insist on correct C++, but you will have to wait some
> time for SUN to change their headers.
>
> Any suggestions?

Compile with -fpermissive

Cheers,
JonB.


>
>
> Bye,
> Martin.
>
> --
> The early bird gets the worm. If you want something else for
> breakfast, get up later.



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