binutils-gdb/configure.in

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##############################################################################
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## This file is a shell script fragment that supplies the information
## necessary to tailor a template configure script into the configure
## script appropriate for this directory. For more information, check
## any existing configure script.
## Be warned, there are two types of configure.in files. There are those
## used by Autoconf, which are macros which are expanded into a configure
## script by autoconf. The other sort, of which this is one, is executed
## by Cygnus configure.
## For more information on these two systems, check out the documentation
## for 'Autoconf' (autoconf.texi) and 'Configure' (configure.texi).
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##############################################################################
### To add a new directory to the tree, first choose whether it is a target
### or a host dependent tool. Then put it into the appropriate list
### (library or tools, host or target), doing a dependency sort. For
### example, gdb requires that byacc (or bison) be built first, so it is in
### the ${host_tools} list after byacc and bison.
# these libraries are used by various programs built for the host environment
#
host_libs="mmalloc libiberty opcodes bfd readline gash tcl tk tclX"
if [ "${enable_gdbgui}" = "yes" ] ; then
host_libs="${host_libs} libgui"
fi
# these tools are built for the host environment
#
host_tools="texinfo byacc flex bison binutils ld gas gcc gdb make patch
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prms send-pr gprof gdbtest tgas etc expect dejagnu sim
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m4 autoconf ispell grep diff rcs cvs fileutils shellutils
textutils wdiff find emacs emacs19 uudecode hello tar gzip indent
recode release sed utils"
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# these libraries are built for the target environment, and are built after
# the host libraries and the host tools (which may be a cross compiler)
#
target_libs="libm xiberty libgloss newlib libio librx libstdc++ libg++"
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# these tools are built using the target libs, and are intended to run only
# in the target environment
#
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# note: any program that *uses* libraries that are in the "target_libs"
# list belongs in this list. those programs are also very likely
# candidates for the "native_only" list which follows
#
target_tools="examples groff"
################################################################################
## These two lists are of directories that are to be removed from the
## ${configdirs} list for either cross-compilations or for native-
## compilations. For example, it doesn't make that much sense to
## cross-compile Emacs, nor is it terribly useful to compile xiberty in
## a native environment.
# directories to be built in the native environment only
#
native_only="autoconf cvs emacs emacs19 fileutils find grep groff gzip hello
indent ispell m4 rcs recode sed shellutils tar textutils gash
uudecode wdiff gprof"
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# directories to be built in a cross environment only
#
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cross_only="xiberty libgloss newlib"
## All tools belong in one of the four categories, and are assigned above
## We assign ${configdirs} this way to remove all embedded newlines. This
## is important because configure will choke if they ever get through.
#
configdirs=`echo ${host_libs} ${host_tools} ${target_libs} ${target_tools}`
################################################################################
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srctrigger=move-if-change
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srcname="gnu development package"
# This gets set non-empty for some net releases of packages.
appdirs=""
# per-host:
# Work in distributions that contain no compiler tools, like Autoconf.
if [ -d ${srcdir}/config ]; then
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case "${host}" in
m68k-hp-hpux*) host_makefile_frag=config/mh-hp300 ;;
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m68k-apollo-sysv*) host_makefile_frag=config/mh-apollo68 ;;
m68k-apollo-bsd*) host_makefile_frag=config/mh-a68bsd ;;
m88k-dg-dgux*) host_makefile_frag=config/mh-dgux ;;
m88k-harris-cxux*) host_makefile_frag=config/mh-cxux ;;
m88k-motorola-sysv*) host_makefile_frag=config/mh-delta88;;
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mips*-dec-ultrix*) host_makefile_frag=config/mh-decstation ;;
mips*-sgi-irix[56]*) host_makefile_frag=config/mh-irix5 ;;
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mips*-sgi-irix4*) host_makefile_frag=config/mh-irix4 ;;
mips*-sgi-irix3*) host_makefile_frag=config/mh-sysv ;;
mips*-*-sysv4*) host_makefile_frag=config/mh-sysv4 ;;
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mips*-*-sysv*) host_makefile_frag=config/mh-riscos ;;
i[345]86-ncr-sysv4.3) host_makefile_frag=config/mh-ncrsvr43 ;;
i[345]86-ncr-sysv4*) host_makefile_frag=config/mh-ncr3000 ;;
i[345]86-*-sco*) host_makefile_frag=config/mh-sco ;;
i[345]86-*-isc*) host_makefile_frag=config/mh-sysv ;;
i[345]86-*-linux*) host_makefile_frag=config/mh-linux ;;
i[345]86-*-solaris2*) host_makefile_frag=config/mh-sysv4 ;;
i[345]86-*-aix*) host_makefile_frag=config/mh-aix386 ;;
i[345]86-*-go32*) host_makefile_frag=config/mh-go32 ;;
vax-*-ultrix2*) host_makefile_frag=config/mh-vaxult2 ;;
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*-ibm-aix*) host_makefile_frag=config/mh-aix ;;
*-bull-bosx*) host_makefile_frag=config/mh-aix ;;
*-*-solaris2*) host_makefile_frag=config/mh-solaris ;;
m68k-sun-*) host_makefile_frag=config/mh-sun3 ;;
*-sun-*) host_makefile_frag=config/mh-sun ;;
*-hp-hpux[78]*) host_makefile_frag=config/mh-hpux8 ;;
*-hp-hpux*) host_makefile_frag=config/mh-hpux ;;
*-*-hiux*) host_makefile_frag=config/mh-hpux ;;
rs6000-*-lynxos*) host_makefile_frag=config/mh-lynxrs6k ;;
*-*-lynxos*) host_makefile_frag=config/mh-lynxos ;;
*-*-sysv4*) host_makefile_frag=config/mh-sysv4 ;;
*-*-sysv*) host_makefile_frag=config/mh-sysv ;;
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esac
fi
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# The Solaris /usr/ucb/cc compiler does not appear to work.
case "${host}" in
sparc-sun-solaris2*)
if [ "`/usr/bin/which ${CC-cc}`" = "/usr/ucb/cc" ] ; then
could_use=
[ -d /opt/SUNWspro/bin ] && could_use="/opt/SUNWspro/bin"
if [ -d /opt/cygnus/bin ] ; then
if [ "$could_use" == "" ] ; then
could_use="/opt/cygnus/bin"
else
could_use="$could_use or /opt/cygnus/bin"
fi
fi
if [ "$could_use" = "" ] ; then
echo "Warning: compilation may fail because you're using"
echo "/usr/ucb/cc. You should change your PATH or CC "
echo "variable and rerun configure."
else
echo "Warning: compilation may fail because you're using"
echo "/usr/ucb/cc, when you should use the C compiler from"
echo "$could_use. You should change your"
echo "PATH or CC variable and rerun configure."
fi
fi
;;
esac
# We default to --with-shared on platforms where -fpic is meaningless.
# Well, we don't yet, but we will.
if false && [ "${host}" = "${target}" ] && [ x${enable_shared} = x ]; then
case "${target}" in
alpha-dec-osf*) enable_shared=yes ;;
mips-sgi-irix5*) enable_shared=yes ;;
*) enable_shared=no ;;
esac
fi
if [ x${enable_shared} = xyes ]; then
waugh=
case "${host}" in
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hppa*) waugh=config/mh-papic ;;
i[345]86-*) waugh=config/mh-x86pic ;;
*) waugh=config/mh-${host_cpu}pic ;;
esac
if [ -f ${srcdir}/${waugh} ]; then
if [ -n "${host_makefile_frag}" ] ; then
cat ${srcdir}/${host_makefile_frag} > mh-frag
cat ${srcdir}/${waugh} >> mh-frag
host_makefile_frag=mh-frag
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else
host_makefile_frag=${waugh}
fi
fi
fi
# per-target:
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case "${target}" in
v810*) target_makefile_frag=config/mt-v810 ;;
i[345]86-*-netware*) target_makefile_frag=config/mt-netware ;;
powerpc-*-netware*) target_makefile_frag=config/mt-netware ;;
esac
gasdir=gas
use_gnu_ld=
use_gnu_as=
# some tools are so dependent upon X11 that if we're not building with X,
# it's not even worth trying to configure, much less build, that tool.
case ${with_x} in
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yes | "") # the default value for this tree is that X11 is available
;;
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no)
configdirs=`echo " ${configdirs} " | sed -e 's/ tk / /;/ gash / /'`
;;
*)
echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2
;;
esac
# Some tools are only suitable for building in a "native" situation.
# Those are added when we have a host==target configuration. For cross
# toolchains, we add some directories that should only be useful in a
# cross-compiler.
is_cross_compiler=
if [ x"${host}" = x"${target}" ] ; then
# when doing a native toolchain, don't build the targets
# that are in the 'cross only' list
for i in ${cross_only} ; do
configdirs=`echo " ${configdirs} " | sed -e "s/ $i / /"`
done
is_cross_compiler=no
else
# similarly, don't build the targets in the 'native only'
# list when building a cross compiler
for i in ${native_only} ; do
configdirs=`echo " ${configdirs} " | sed -e "s/ $i / /"`
done
is_cross_compiler=yes
fi
copy_dirs=
# Handle --with-headers=XXX. The contents of the named directory are
# copied to $(tooldir)/include.
if [ x"${with_headers}" != x ]; then
if [ x${is_cross_compiler} = xno ]; then
echo 1>&2 '***' --with-headers is only supported when cross compiling
exit 1
fi
case "${exec_prefixoption}" in
"") x=${prefix} ;;
*) x=${exec_prefix} ;;
esac
copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/include"
fi
# Handle --with-libs=XXX. Multiple directories are permitted. The
# contents are copied to $(tooldir)/lib.
if [ x"${with_libs}" != x ]; then
if [ x${is_cross_compiler} = xno ]; then
echo 1>&2 '***' --with-libs is only supported when cross compiling
exit 1
fi
# Copy the libraries in reverse order, so that files in the first named
# library override files in subsequent libraries.
case "${exec_prefixoption}" in
"") x=${prefix} ;;
*) x=${exec_prefix} ;;
esac
for l in ${with_libs}; do
copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
done
fi
# If both --with-headers and --with-libs are specified, default to
# --without-newlib.
if [ x"${with_headers}" != x ] && [ x"${with_libs}" != x ]; then
if [ x"${with_newlib}" = x ]; then
with_newlib=no
fi
fi
# Recognize --with-newlib/--without-newlib.
if [ x${with_newlib} = xno ]; then
configdirs=`echo " ${configdirs} " | sed -e 's/ newlib / /'`
elif [ x${with_newlib} = xyes ]; then
configdirs=`echo " ${configdirs} " | sed -e 's/ newlib / /'`
configdirs="${configdirs} newlib"
fi
# Handle ${copy_dirs}
set fnord ${copy_dirs}
shift
while [ $# != 0 ]; do
if [ -f $2/COPIED ] && [ x"`cat $2/COPIED`" = x"$1" ]; then
:
else
echo Copying $1 to $2
# Use the install script to create the directory and all required
# parent directories.
if [ -d $2 ]; then
:
else
echo >config.temp
${srcdir}/install.sh -c -m 644 config.temp $2/COPIED
fi
# Copy the directory, assuming we have tar.
# FIXME: Should we use B in the second tar? Not all systems support it.
(cd $1; tar -cf - .) | (cd $2; tar -xpf -)
# It is the responsibility of the user to correctly adjust all
# symlinks. If somebody can figure out how to handle them correctly
# here, feel free to add the code.
echo $1 > $2/COPIED
fi
shift; shift
done
# Configure extra directories which are host specific
case "${host}" in
i[345]86-*-go32*)
configdirs="$configdirs dosrel" ;;
esac
# Remove more programs from consideration, based on the host or
# target this usually means that a port of the program doesn't
# exist yet.
noconfigdirs=""
case "${host}" in
i[345]86-*-netbsd*)
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noconfigdirs="tk fileutils"
;;
i[345]86-*-vsta)
noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff"
;;
i[345]86-*-go32)
noconfigdirs="tcl expect deja-gnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff"
;;
esac
case "${target}" in
*-*-netware)
noconfigdirs="$noconfigdirs libg++ libstdc++ librx newlib xiberty"
;;
alpha-dec-osf*)
# ld works, but does not support shared libraries. emacs doesn't
# work. newlib is not 64 bit ready. I'm not sure about emacs19,
# fileutils or grep.
noconfigdirs="$noconfigdirs ld emacs emacs19 fileutils grep newlib"
;;
alpha*-*-*)
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs newlib"
;;
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# start-sanitize-arc
arc-*-*)
;;
# end-sanitize-arc
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# start-sanitize-psion
arm-*-pe*)
# Leave g++ for later.
noconfigdirs="$noconfigdirs libg++ libstdc++ libio librx"
;;
# end-sanitize-psion
arm-*-*)
noconfigdirs="$noconfigdirs ld"
;;
h8300*-*-* | \
h8500-*-*)
noconfigdirs="$noconfigdirs libg++ libstdc++ libio librx"
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;;
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hppa*-*-*elf* | \
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hppa*-*-lites*)
# Do configure ld/binutils/gas for this case.
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;;
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hppa*-*-*)
# HP's C compiler doesn't handle Emacs correctly (but on BSD and Mach
# cc is gcc, and on any system a user should be able to link cc to
# whatever they want. FIXME, emacs emacs19).
case "${CC}" in
"" | cc*) noconfigdirs="$noconfigdirs emacs emacs19" ;;
*) ;;
esac
noconfigdirs="$noconfigdirs ld shellutils"
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;;
i[345]86-*-go32)
# add the go32 support tools to the list
# but don't build gdb
configdirs=`echo go32 ${configdirs}`
noconfigdirs="$noconfigdirs gdb libg++ libstdc++ libio librx"
;;
i[345]86-*-sco*)
noconfigdirs="$noconfigdirs gprof"
;;
i[345]86-*-solaris2*)
# The linker does static linking correctly, but the Solaris C library
# has bugs such that some important functions won't work when statically
# linked. (See man pages for getpwuid, for example.)
noconfigdirs="$noconfigdirs ld"
;;
i[345]86-*-sysv4*)
# The SYSV4 C compiler doesn't handle Emacs correctly
case "${CC}" in
"" | cc*) noconfigdirs="$noconfigdirs emacs emacs19" ;;
*) ;;
esac
# but that's okay since emacs doesn't work anyway
noconfigdirs="$noconfigdirs emacs emacs19"
;;
powerpc-*-aix*)
# copied from rs6000-*-* entry
noconfigdirs="$noconfigdirs gas ld binutils gprof textutils cvs"
;;
rs6000-*-lynxos*)
# a gcc built textutils will cause the linker to hang on 'join'
# The CVS server code doesn't work on the RS/6000
# Newlib makes problems for libg++ in crosses.
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noconfigdirs="$noconfigdirs gas ld newlib gprof textutils cvs"
use_gnu_ld=no
use_gnu_as=no
;;
rs6000-*-*)
# a gcc built textutils will cause the linker to hang on 'join'
noconfigdirs="$noconfigdirs gas ld binutils gprof textutils"
;;
m68k-apollo-*)
noconfigdirs="$noconfigdirs ld binutils gprof"
;;
m68k-*-vxworks5.1)
noconfigdirs="$noconfigdirs newlib"
;;
mips*-*-irix5*)
# The GNU linker does not support shared libraries.
# emacs is emacs 18, which does not work on Irix 5 (emacs19 does work)
noconfigdirs="$noconfigdirs ld gprof emacs"
;;
mips*-dec-bsd*)
noconfigdirs="$noconfigdirs gprof"
;;
mips*-*-bsd*)
noconfigdirs="$noconfigdirs gprof ld"
;;
mips*-*-*)
noconfigdirs="$noconfigdirs gprof"
;;
romp-*-*)
noconfigdirs="bfd binutils ld gas opcodes"
;;
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sh-*-*)
case "${host}" in
i[345]86-*-vsta) ;; # don't add gprof back in
*) configdirs=`echo gprof ${configdirs}` ;;
i[345]86-*-go32) ;; # don't add gprof back in
*) configdirs=`echo gprof ${configdirs}` ;;
esac
;;
sparc-*-sunos4*)
if [ x${is_cross_compiler} != xno ] ; then
noconfigdirs="$noconfigdirs gdb gdbtest newlib"
else
use_gnu_ld=no
fi
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;;
vax-*-vms)
noconfigdirs="$noconfigdirs bfd binutils gdb ld newlib opcodes"
;;
vax-*-*)
noconfigdirs="$noconfigdirs newlib"
;;
*-*-lynxos*)
# Newlib makes problems for libg++ in crosses.
noconfigdirs="$noconfigdirs newlib"
;;
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esac
# Remove the entries in $noconfigdirs from $configdirs. If we have the
# source for them, add them to $notsupp.
notsupp=""
for dir in . $noconfigdirs ; do
if [ $dir != . ] && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
if [ -r $srcdir/$dir/configure ] || [ -r $srcdir/$dir/configure.in ]; then
notsupp="$notsupp $dir"
fi
fi
done
# Produce a warning message for the subdirs we can't configure.
# This isn't especially interesting in the Cygnus tree, but in the individual
# FSF releases, it's important to let people know when their machine isn't
# supported by the one or two programs in a package.
if [ -n "${notsupp}" ] && [ -z "${norecursion}" ]; then
# If $appdirs is non-empty, at least one of those directories must still
# be configured, or we error out. (E.g., if the gas release supports a
# specified target in some subdirs but not the gas subdir, we shouldn't
# pretend that all is well.)
if [ -n "$appdirs" ]; then
for dir in $appdirs ; do
if [ -r $dir/Makefile.in ] && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1 ; then
appdirs=""
break
fi
done
if [ -n "$appdirs" ]; then
echo "*** This configuration is not supported by this package." 1>&2
exit 1
fi
fi
# Okay, some application will build, or we don't care to check. Still
# notify of subdirs not getting built.
echo "*** This configuration is not supported in the following subdirectories:" 1>&2
echo " ${notsupp}" 1>&2
echo " (Any other directories should still work fine.)" 1>&2
fi
# Set with_gnu_as and with_gnu_ld as appropriate.
#
# This is done by determining whether or not the appropriate directory
# is available, and by checking whether or not specific configurations
# have requested that this magic not happen.
#
# The command line options always override the explicit settings in
# configure.in, and the settings in configure.in override this magic.
#
# If the default for a toolchain is to use GNU as and ld, and you don't
# want to do that, then you should use the --without-gnu-as and
# --without-gnu-ld options for the configure script.
if [ x${use_gnu_as} = x ] ; then
if [ x${with_gnu_as} != xno ] && echo " ${configdirs} " | grep " ${gasdir} " > /dev/null 2>&1 && [ -d ${srcdir}/${gasdir} ] ; then
with_gnu_as=yes
withoptions="$withoptions --with-gnu-as"
fi
fi
if [ x${use_gnu_ld} = x ] ; then
if [ x${with_gnu_ld} != xno ] && echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 && [ -d ${srcdir}/ld ] ; then
with_gnu_ld=yes
withoptions="$withoptions --with-gnu-ld"
fi
fi
if [ x${enable_shared} = xyes ]; then
case "${target}" in
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hppa*) target_makefile_frag=config/mt-papic ;;
i[345]86-*) target_makefile_frag=config/mt-x86pic ;;
*) target_makefile_frag=config/mt-${target_cpu}pic ;;
esac
fi
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#
# Local Variables:
# fill-column: 131
# End:
#