target-librx \
${libstdcxx_version} \
target-libf2c \
- target-libchill \
${libgcj}
target-libobjc"
# per-host:
# Work in distributions that contain no compiler tools, like Autoconf.
+tentative_cc=""
if [ -d ${srcdir}/config ]; then
case "${host}" in
m68k-hp-hpux*)
+ # Avoid "too much defining" errors from HPUX compiler.
+ tentative_cc="cc -Wp,-H256000"
host_makefile_frag="${host_makefile_frag} config/mh-hp300"
;;
m68k-apollo-sysv*)
+ tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
host_makefile_frag="${host_makefile_frag} config/mh-apollo68"
;;
m68k-apollo-bsd*)
+ #None of the Apollo compilers can compile gas or binutils. The preprocessor
+ # chokes on bfd, the compiler won't let you assign integers to enums, and
+ # other problems. Defining CC to gcc is a questionable way to say "don't use
+ # the apollo compiler" (the preferred version of GCC could be called cc,
+ # or whatever), but I'm not sure leaving CC as cc is any better...
+ #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
+ tentative_cc=gcc
host_makefile_frag="${host_makefile_frag} config/mh-a68bsd"
;;
m88k-dg-dgux*)
+ tentative_cc="gcc -Wall -ansi -D__using_DGUX"
host_makefile_frag="${host_makefile_frag} config/mh-dgux"
;;
m88k-harris-cxux*)
+ # Under CX/UX, we want to tell the compiler to use ANSI mode.
+ tentative_cc="cc -Xa"
host_makefile_frag="${host_makefile_frag} config/mh-cxux"
;;
m88k-motorola-sysv*)
host_makefile_frag="${host_makefile_frag} config/mh-delta88"
;;
mips*-dec-ultrix*)
+ tentative_cc="cc -Wf,-XNg1000"
host_makefile_frag="${host_makefile_frag} config/mh-decstation"
;;
mips*-nec-sysv4*)
+ # The C compiler on NEC MIPS SVR4 needs bigger tables.
+ tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
host_makefile_frag="${host_makefile_frag} config/mh-necv4"
;;
mips*-sgi-irix6*)
host_makefile_frag="${host_makefile_frag} config/mh-irix5"
;;
mips*-sgi-irix4*)
+ # Tell compiler to use K&R C. We can't compile under the SGI Ansi
+ # environment. Also bump switch table size so that cp-parse will
+ # compile. Bump string length limit so linker builds.
+ tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
host_makefile_frag="${host_makefile_frag} config/mh-irix4"
;;
mips*-sgi-irix3*)
host_makefile_frag="${host_makefile_frag} config/mh-sysv4"
;;
mips*-*-sysv*)
+ # This is for a MIPS running RISC/os 4.52C.
+
+ # This is needed for GDB, but needs to be in the top-level make because
+ # if a library is compiled with the bsd headers and gets linked with the
+ # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
+ # a different size).
+ # ptrace(2) apparently has problems in the BSD environment. No workaround is
+ # known except to select the sysv environment. Could we use /proc instead?
+ # These "sysv environments" and "bsd environments" often end up being a pain.
+ #
+ # This is not part of CFLAGS because perhaps not all C compilers have this
+ # option.
+ tentative_cc="cc -systype sysv"
host_makefile_frag="${host_makefile_frag} config/mh-riscos"
;;
i370-ibm-opened*)
+ tentative_cc="c89"
host_makefile_frag="${host_makefile_frag} config/mh-openedition"
;;
i[3456]86-*-sysv5*)
host_makefile_frag="${host_makefile_frag} config/mh-sysv5"
;;
i[3456]86-*-dgux*)
+ tentative_cc="gcc -Wall -ansi -D__using_DGUX"
host_makefile_frag="${host_makefile_frag} config/mh-dgux386"
;;
i[3456]86-ncr-sysv4.3*)
+ # The MetaWare compiler will generate a copyright message unless you
+ # turn it off by adding the -Hnocopyr flag.
+ tentative_cc="cc -Hnocopyr"
host_makefile_frag="${host_makefile_frag} config/mh-ncrsvr43"
;;
i[3456]86-ncr-sysv4*)
+ # for an NCR 3000 (i486/SVR4) system.
+ # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
+ # This compiler not only emits obnoxious copyright messages every time
+ # you run it, but it chokes and dies on a whole bunch of GNU source
+ # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
+ tentative_cc="/usr/ccs/ATT/cc"
host_makefile_frag="${host_makefile_frag} config/mh-ncr3000"
;;
i[3456]86-*-sco3.2v5*)
host_makefile_frag="${host_makefile_frag} config/mh-sysv"
;;
i[3456]86-*-sco*)
+ # The native C compiler botches some simple uses of const. Unfortunately,
+ # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
+ tentative_cc="cc -Dconst="
host_makefile_frag="${host_makefile_frag} config/mh-sco"
;;
i[3456]86-*-udk*)
host_makefile_frag="${host_makefile_frag} config/mh-windows"
;;
vax-*-ultrix2*)
- host_makefile_frag="${host_makefile_frag} config/mh-vaxult2"
+ # The old BSD pcc isn't up to compiling parts of gdb so use gcc
+ tentative_cc=gcc
;;
*-*-solaris2*)
host_makefile_frag="${host_makefile_frag} config/mh-solaris"
;;
m68k-sun-sunos*)
- host_makefile_frag="${host_makefile_frag} config/mh-sun3"
+ # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
+ # without overflowing the jump tables (-J says to use a 32 bit table)
+ tentative_cc="cc -J"
;;
*-hp-hpux[78]*)
+ tentative_cc="cc -Wp,-H256000"
host_makefile_frag="${host_makefile_frag} config/mh-hpux8"
;;
*-hp-hpux*)
+ tentative_cc="cc -Wp,-H256000"
host_makefile_frag="${host_makefile_frag} config/mh-hpux"
;;
*-*-hiux*)
+ tentative_cc="cc -Wp,-H256000"
host_makefile_frag="${host_makefile_frag} config/mh-hpux"
;;
rs6000-*-lynxos*)
+ # /bin/cc is less than useful for our purposes. Always use GCC
+ tentative_cc="/usr/cygnus/progressive/bin/gcc"
host_makefile_frag="${host_makefile_frag} config/mh-lynxrs6k"
;;
*-*-lynxos*)
- host_makefile_frag="${host_makefile_frag} config/mh-lynxos"
+ # /bin/cc is less than useful for our purposes. Always use GCC
+ tentative_cc="/bin/gcc"
;;
*-*-sysv4*)
host_makefile_frag="${host_makefile_frag} config/mh-sysv4"
# If we aren't going to be using gcc, see if we can extract a definition
# of CC from the fragment.
+# Actually, use the 'pre-extracted' version above.
if [ -z "${CC}" ] && [ "${build}" = "${host}" ]; then
IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
found=
fi
done
IFS="$save_ifs"
- if [ -z "${found}" ] && [ -n "${host_makefile_frag}" ] && [ -f "${srcdir}/${host_makefile_frag}" ]; then
- xx=`sed -n -e 's/^[ ]*CC[ ]*=[ ]*\(.*\)$/\1/p' < ${srcdir}/${host_makefile_frag}`
- if [ -n "${xx}" ] ; then
- CC=$xx
- fi
+ if [ -z "${found}" ] && [ -n "${tentative_cc}" ] ; then
+ CC=$tentative_cc
fi
fi
fi
;;
sparc-*-solaris*)
- case "${host}" in
- sparc-*-solaris2.8)
- # According to Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>, libjava
- # won't build correctly on Solaris 8 if there's a
- # previously-installed version of GCC in the configured prefix.
- # This problem does not show up on earlier versions of Solaris.
- noconfigdirs="$noconfigdirs ${libgcj}"
- ;;
- esac
;;
v810-*-*)
noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
done
fi
+# Quietly strip out all directories which aren't configurable in this tree.
+# This relies on all configurable subdirectories being autoconfiscated, which
+# is now the case.
+configdirs_all="$configdirs"
+configdirs=
+for i in ${configdirs_all} ; do
+ if test -f ${srcdir}/$i/configure ; then
+ configdirs="${configdirs} $i"
+ fi
+done
+target_configdirs_all="$target_configdirs"
+target_configdirs=
+for i in ${target_configdirs_all} ; do
+ j=`echo $i | sed -e s/target-//g`
+ if test -f ${srcdir}/$j/configure ; then
+ target_configdirs="${target_configdirs} $i"
+ fi
+done
+
# Produce a warning message for the subdirs we can't configure.
# This isn't especially interesting in the Cygnus tree, but in the individual
# FSF releases, it's important to let people know when their machine isn't
;;
esac
+# If we're building libgcj and we're using the Solaris 2.8 linker,
+# then we check for a known problem.
+if test "x${libgcj}" = x && test "${with_gnu_ld}" != yes \
+ && test "${is_cross_compiler}" = no; then
+
+ case "${host}" in
+ sparc-*-solaris2.8)
+ if test "$libdir" = '${exec_prefix}/lib';then
+ if test "$exec_prefix" = '$(prefix)'; then
+ tlibdir="$prefix/lib"
+ else
+ tlibdir="$exec_prefix/lib"
+ fi
+ else
+ tlibdir="$libdir"
+ fi
+ if test -f $tlibdir/libgcj.la; then
+ echo "*** You've already installed libgcj in $tlibdir." 1>&2
+ echo " This causes problems when rebuilding libgcj with the Solaris 2.8 linker." 1>&2
+ echo " Either disable the libgcj build, or remove the" 1>&2
+ echo " already-installed libgcj files." 1>&2
+ exit 1
+ fi
+ ;;
+ esac
+fi
+
# If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
# binutils tools will find libbfd.so.
if [ "${shared}" = "yes" ]; then
*) CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
esac
-if test "x${CHILL_FOR_TARGET+set}" = xset; then
- :
-elif test -d ${topsrcdir}/gcc; then
- CHILL_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/ -L$$r/gcc/ch/runtime/'
-elif test "$host" = "$target"; then
- CHILL_FOR_TARGET='$(CC)'
-else
- CHILL_FOR_TARGET=`echo gcc | sed -e 's/x/x/' ${program_transform_name}`
-fi
-case $CHILL_FOR_TARGET in
-*' $(FLAGS_FOR_TARGET)') ;;
-*) CHILL_FOR_TARGET=$CHILL_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
-esac
-
if test "x${GCJ_FOR_TARGET+set}" = xset; then
:
elif test -d ${topsrcdir}/gcc; then
s%^TARGET_CONFIGARGS[ ]*=.*$%TARGET_CONFIGARGS = ${targargs}%
s%^FLAGS_FOR_TARGET[ ]*=.*$%FLAGS_FOR_TARGET = ${FLAGS_FOR_TARGET}%
s%^CC_FOR_TARGET[ ]*=.*$%CC_FOR_TARGET = ${CC_FOR_TARGET}%
-s%^CHILL_FOR_TARGET[ ]*=.*$%CHILL_FOR_TARGET = ${CHILL_FOR_TARGET}%
s%^GCJ_FOR_TARGET[ ]*=.*$%GCJ_FOR_TARGET = ${GCJ_FOR_TARGET}%
s%^CXX_FOR_TARGET[ ]*=.*$%CXX_FOR_TARGET = ${qCXX_FOR_TARGET}%
s%^CXX_FOR_TARGET_FOR_RECURSIVE_MAKE[ ]*=.*$%CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = ${qqCXX_FOR_TARGET}%
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