Re: Failure building GFortran (Cygwin)

[Angelo Graziosi <angelo dot graziosi at alice dot it>]

Oops, I have discovered this, in libiberty/ChangeLog

2008-06-19  Eric Blake  <xxx@xxxx>

	Adjust strsignal to POSIX 200x prototype.
	* strsignal.c (strsignal): Remove const.


Cheers,
   Angelo.


Paul Richard Thomas ha scritto:
> Angelo,
>
> I have seen this too - I thought that it was due to the VERY strange
> way in which I was doing the build:-)
>
> Andd 'const' to strsignal.c:408 and the build will go through.
>
> Paul
>
> On Sat, Jun 28, 2008 at 2:09 PM, Angelo Graziosi
> <angelo.graziosi@alice.it> wrote:
> > Last week I flagged some problems with 4.4-20080620 snapshot [1], now the
> > current snapshot fails in a different manner:
> >
> > [...]
> > make[2]: Entering directory `/work/build'
> > make[3]: Entering directory `/work/build'
> > rm -f stage_current
> > make[3]: Leaving directory `/work/build'
> > Comparing stages 2 and 3
> > warning: ./cc1-checksum.o differs
> > Comparison successful.
> > if false; then \
> >          rm -rf stage2-*; \
> >          echo timestamp >  stage2-lean; \
> >        fi
> > [...]
> > make[4]: Leaving directory `/work/build/i686-pc-cygwin/libgfortran'
> > make[3]: Leaving directory `/work/build/i686-pc-cygwin/libgfortran'
> > make[2]: Leaving directory `/work/build/i686-pc-cygwin/libgfortran'
> > Checking multilib configuration for libiberty...
> > mkdir -p -- i686-pc-cygwin/libiberty
> > Configuring in i686-pc-cygwin/libiberty
> > [...]
> > /work/build/./gcc/xgcc -B/work/build/./gcc/
> > -B/usr/local/gfortran/i686-pc-cygwin/bin/
> > -B/usr/local/gfortran/i686-pc-cygwin/lib/ -isystem
> > /usr/local/gfortran/i686-pc-cygwin/include -isystem
> > /usr/local/gfortran/i686-pc-cygwin/sys-include -c -DHAVE_CONFIG_H -g -O2
> >  -I. -I/work/gcc/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat
> > -Wstrict-prototypes -pedantic /work/gcc/libiberty/strerror.c -o strerror.o
> > if [ x"" != x ]; then \
> >          /work/build/./gcc/xgcc -B/work/build/./gcc/
> > -B/usr/local/gfortran/i686-pc-cygwin/bin/
> > -B/usr/local/gfortran/i686-pc-cygwin/lib/ -isystem
> > /usr/local/gfortran/i686-pc-cygwin/include -isystem
> > /usr/local/gfortran/i686-pc-cygwin/sys-include -c -DHAVE_CONFIG_H -g -O2
> >  -I. -I/work/gcc/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat
> > -Wstrict-prototypes -pedantic /work/gcc/libiberty/strsignal.c -o
> > pic/strsignal.o; \
> >        else true; fi
> > /work/build/./gcc/xgcc -B/work/build/./gcc/
> > -B/usr/local/gfortran/i686-pc-cygwin/bin/
> > -B/usr/local/gfortran/i686-pc-cygwin/lib/ -isystem
> > /usr/local/gfortran/i686-pc-cygwin/include -isystem
> > /usr/local/gfortran/i686-pc-cygwin/sys-include -c -DHAVE_CONFIG_H -g -O2
> >  -I. -I/work/gcc/libiberty/../include  -W -Wall -Wwrite-strings -Wc++-compat
> > -Wstrict-prototypes -pedantic /work/gcc/libiberty/strsignal.c -o strsignal.o
> > /work/gcc/libiberty/strsignal.c:408: error: conflicting types for
> > 'strsignal'
> > /usr/include/string.h:78: error: previous declaration of 'strsignal' was
> > here
> > make[2]: *** [strsignal.o] Error 1
> > make[2]: Leaving directory `/work/build/i686-pc-cygwin/libiberty'
> > make[1]: *** [all-target-libiberty] Error 2
> > make[1]: Leaving directory `/work/build'
> > make: *** [all] Error 2
> >
> > The above happens on Cygwin, using gcc-core, gcc-fortran tarballs and
> > configuring
> >
> > ${gcc_dir}/configure --prefix="${prefix_dir}" \
> >                         --exec-prefix="${eprefix_dir}" \
> >                         --sysconfdir="${sysconf_dir}" \
> >                         --libdir="${lib_dir}" \
> >                         --libexecdir="${libexec_dir}" \
> >                         --mandir="${man_dir}" \
> >                         --infodir="${info_dir}" \
> >                         --enable-languages=c,fortran \
> >                         --enable-bootstrap \
> >                         --enable-decimal-float=bid \
> >                         --enable-libgomp \
> >                         --enable-threads \
> >                         --enable-sjlj-exceptions \
> >                         --enable-version-specific-runtime-libs \
> >                         --enable-nls \
> >                         --enable-checking=release \
> >                         --disable-fixed-point \
> >                         --disable-libmudflap \
> >                         --disable-shared \
> >                         --disable-win32-registry \
> >                         --with-system-zlib \
> >                         --without-included-gettext \
> >                         --without-x
> >
> >
> >
> > Cheers,
> >   Angelo.
> >
> > ---
> > [1] http://gcc.gnu.org/ml/fortran/2008-06/msg00250.html