diff options
Diffstat (limited to 'contrib/gdb/configure.in')
| -rw-r--r-- | contrib/gdb/configure.in | 763 |
1 files changed, 763 insertions, 0 deletions
diff --git a/contrib/gdb/configure.in b/contrib/gdb/configure.in new file mode 100644 index 0000000..fd35114 --- /dev/null +++ b/contrib/gdb/configure.in @@ -0,0 +1,763 @@ +############################################################################## + +## 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). + +############################################################################## + +### 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="byacc flex bison binutils ld gas gcc gdb make patch + prms send-pr gprof gdbtest tgas etc expect dejagnu sim + m4 autoconf ispell grep diff rcs cvs fileutils shellutils + textutils wdiff find emacs emacs19 uudecode hello tar gzip indent + recode release sed utils" + + +# 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="target-libiberty target-libgloss target-newlib target-libio target-librx target-libstdc++ target-libg++" + + +# these tools are built using the target libs, and are intended to run only +# in the target environment +# +# 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="target-examples target-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 target-libiberty in +## a native environment. + +# directories to be built in the native environment only +# +native_only="autoconf cvs emacs emacs19 fileutils find grep gzip hello + indent ispell m4 rcs recode sed shellutils tar textutils gash + uudecode wdiff gprof target-groff" + +# directories to be built in a cross environment only +# +cross_only="target-libiberty target-libgloss target-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} is directories we build using the host tools. +## ${target_configdirs} is directories we build using the target tools. +# +configdirs=`echo ${host_libs} ${host_tools}` +target_configdirs=`echo ${target_libs} ${target_tools}` + +################################################################################ + +srctrigger=move-if-change +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 ${srcdir}/config ]; then +case "${host}" in + m68k-hp-hpux*) host_makefile_frag=config/mh-hp300 ;; + m68k-apollo-sysv*) host_makefile_frag=config/mh-apollo68 ;; + m68k-apollo-bsd*) host_makefile_frag=config/mh-a68bsd ;; + m68k-*-linux*) host_makefile_frag=config/mh-linux ;; + 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;; + mips*-dec-ultrix*) host_makefile_frag=config/mh-decstation ;; + mips*-nec-sysv4*) host_makefile_frag=config/mh-necv4 ;; + mips*-sgi-irix[56]*) host_makefile_frag=config/mh-irix5 ;; + 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 ;; + 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-*-sco3.2v5*) host_makefile_frag=config/mh-sysv ;; + 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 ;; + *-*-solaris2*) host_makefile_frag=config/mh-solaris ;; + m68k-sun-sunos*) host_makefile_frag=config/mh-sun3 ;; + *-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 ;; +esac +fi + +# If we aren't going to be using gcc, see if we can extract a definition +# of CC from the fragment. +if [ -z "${CC}" -a "${build}" = "${host}" ]; then + IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:" + found= + for dir in $PATH; do + test -z "$dir" && dir=. + if test -f $dir/gcc; then + found=yes + break + fi + done + IFS="$save_ifs" + if [ -z "${found}" -a -n "${host_makefile_frag}" -a -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 + fi +fi + +# 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 + hppa*) waugh=config/mh-papic ;; + i[345]86-*) waugh=config/mh-x86pic ;; + sparc64-*) waugh=config/mh-sparcpic ;; + *) 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 + else + host_makefile_frag=${waugh} + fi + fi +fi + +# per-target: + +case "${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 + +skipdirs= +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 ${with_x} in + yes | "") # the default value for this tree is that X11 is available + ;; + no) + skipdirs="${skipdirs} 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"${target}" ] ; then + # when doing a native toolchain, don't build the targets + # that are in the 'cross only' list + skipdirs="${skipdirs} ${cross_only}" + is_cross_compiler=no + target_subdir=. +else + # similarly, don't build the targets in the 'native only' + # list when building a cross compiler + skipdirs="${skipdirs} ${native_only}" + is_cross_compiler=yes + target_subdir=${target_alias} + if [ ! -d ${target_subdir} ] ; then + if mkdir ${target_subdir} ; then true + else + echo "'*** could not make ${PWD=`pwd`}/${target_subdir}" 1>&2 + exit 1 + fi + fi +fi + +copy_dirs= + +# Handle --with-headers=XXX. The contents of the named directory are +# copied to $(tooldir)/sys-include. +if [ x"${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}/sys-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${with_newlib} = xno ]; then + skipdirs="${skipdirs} target-newlib" +elif [ x${with_newlib} = xyes ]; then + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` +fi + +# Default to using --with-stabs for certain targets. +if [ x${with_stabs} = x ]; then + case "${target}" in + mips*-*-* | alpha*-*-osf* | i[345]86*-*-sysv4* | i[345]86*-*-unixware*) + with_stabs=yes; + withoptions="${withoptions} --with-stabs" + ;; + esac +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-*-vsta) + noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff" + ;; + i[345]86-*-go32) + noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff" + ;; + *-*-cygwin32) + noconfigdirs="patch diff make tk tcl expect dejagnu cvs autoconf texinfo bison send-pr gprof rcs" + ;; + ppc*-*-pe) + noconfigdirs="patch diff make tk tcl expect dejagnu cvs autoconf texinfo bison send-pr gprof rcs" + ;; +esac + + +case "${target}" in + *-*-netware) + noconfigdirs="$noconfigdirs target-libg++ target-libstdc++ target-librx target-newlib target-libiberty" + ;; + *-*-vxworks*) + noconfigdirs="$noconfigdirs target-newlib" + ;; + alpha-dec-osf*) + # ld works, but does not support shared libraries. emacs doesn't + # work. newlib is not 64 bit ready. I'm not sure about fileutils or grep. + # gas doesn't generate exception information. + noconfigdirs="$noconfigdirs gas ld emacs fileutils grep target-newlib" + ;; + alpha*-*-*) + # newlib is not 64 bit ready + noconfigdirs="$noconfigdirs target-newlib" + ;; + arm-*-pe*) + ;; + arm-*-riscix*) + noconfigdirs="$noconfigdirs ld" + ;; + h8300*-*-* | \ + h8500-*-*) + noconfigdirs="$noconfigdirs target-libg++ target-libstdc++ target-libio target-librx" + ;; + hppa*-*-*elf* | \ + hppa*-*-lites*) + # Do configure ld/binutils/gas for this case. + ;; + hppa*-*-*) + # HP's C compiler doesn't handle Emacs correctly (but on BSD and Mach + # cc is gcc, and on any system a user should be able to link cc to + # whatever they want. FIXME, emacs emacs19). + case "${CC}" in + "" | cc*) noconfigdirs="$noconfigdirs emacs emacs19" ;; + *) ;; + esac + noconfigdirs="$noconfigdirs ld shellutils" + ;; + i[345]86-*-go32) + # but don't build gdb + noconfigdirs="$noconfigdirs gdb target-libg++ target-libstdc++ target-libio target-librx" + ;; + *-*-cygwin32) + + # make/glob's configure uses some AC_TRY_RUN type tests + target_configdirs="$target_configdirs target-winsup" + noconfigdirs="$noconfigdirs tcl tk expect make" + # always build newlib. + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` + + # Can't build gdb for cygwin32 if not native. + case "${host}:${build}" in + *-*-cygwin32 | *-*-cygwin32:*-*-cygwin32) ;; # keep gdb + *) noconfigdirs="$noconfigdirs gdb" + esac + + ;; + i[345]86-*-pe) + noconfigdirs="$noconfigdirs target-libg++ target-libstdc++ target-libio target-librx" + ;; + i[345]86-*-sco3.2v5*) + # The linker does not yet know about weak symbols in COFF, + # and is not configured to handle mixed ELF and COFF. + noconfigdirs="$noconfigdirs gprof ld" + ;; + 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 gprof cvs" + ;; + powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe) + target_configdirs="$target_configdirs target-winsup" + noconfigdirs="$noconfigdirs gdb tcl tk make expect" + # always build newlib. + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` + ;; + rs6000-*-lynxos*) + # The CVS server code doesn't work on the RS/6000 + # Newlib makes problems for libg++ in crosses. + noconfigdirs="$noconfigdirs target-newlib gprof cvs" + ;; + rs6000-*-*) + noconfigdirs="$noconfigdirs gprof" + ;; + m68k-apollo-*) + noconfigdirs="$noconfigdirs ld binutils gprof" + ;; + 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="$noconfigdirs gprof" + ;; + mips*-*-*) + noconfigdirs="$noconfigdirs gprof" + ;; + romp-*-*) + noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes" + ;; + sh-*-*) + case "${host}" in + i[345]86-*-vsta) ;; # don't add gprof back in + i[345]86-*-go32) ;; # don't add gprof back in + *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;; + esac + ;; + sparc-*-sunos4*) + if [ x${is_cross_compiler} != xno ] ; then + noconfigdirs="$noconfigdirs gdb gdbtest target-newlib" + else + use_gnu_ld=no + fi + ;; + v810-*-*) + noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libio target-libg++ target-libstdc++ opcodes" + ;; + vax-*-vms) + noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes" + ;; + vax-*-*) + noconfigdirs="$noconfigdirs target-newlib" + ;; + *-*-lynxos*) + # Newlib makes problems for libg++ in crosses. + noconfigdirs="$noconfigdirs target-newlib" + ;; + *-*-macos* | \ + *-*-mpw*) + # Macs want a resource compiler. + configdirs="$configdirs grez" + ;; +esac + +# targets that need a second pass +case "${target}" in + *-gm-magic*) + noconfigdirs="$noconfigdirs libgloss" + ;; +esac + +# If we are building a Canadian Cross, discard tools that can not be built +# using a cross compiler. FIXME: These tools should be fixed. +if [ "${build}" != "${host}" ]; then + noconfigdirs="$noconfigdirs expect dejagnu make texinfo diff" +fi + +# Make sure we don't let GNU ld be added if we didn't want it. +if [ x$with_gnu_ld = xno ]; then + use_gnu_ld=no + noconfigdirs="$noconfigdirs ld" +fi + +# Make sure we don't let GNU as be added if we didn't want it. +if [ x$with_gnu_as = xno ]; then + use_gnu_as=no + noconfigdirs="$noconfigdirs gas" +fi + +# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and +# $target_configdirs. +# If we have the source for $noconfigdirs entries, add them to $notsupp. + +notsupp="" +for dir in . $skipdirs $noconfigdirs ; do + dirname=`echo $dir | sed -e s/target-//g` + if [ $dir != . ] && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` + if [ -r $srcdir/$dirname/configure ] \ + || [ -r $srcdir/$dirname/configure.in ]; then + if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then + true + else + notsupp="$notsupp $dir" + fi + fi + fi + if [ $dir != . ] && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` + if [ -r $srcdir/$dirname/configure ] \ + || [ -r $srcdir/$dirname/configure.in ]; then + if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then + true + else + notsupp="$notsupp $dir" + fi + fi + fi +done + +# Sometimes the tools are distributed with libiberty but with no other +# libraries. In that case, we don't want to build target-libiberty. +if [ -n "${target_configdirs}" ]; then + others= + for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do + if [ "$i" != "libiberty" ]; then + if [ -r $srcdir/$i/configure ] || [ -r $srcdir/$i/configure.in ]; then + others=yes; + break; + fi + fi + done + if [ -z "${others}" ]; then + target_configdirs= + fi +fi + +# Deconfigure all subdirectories, in case we are changing the +# configuration from one where a subdirectory is supported to one where it +# is not. +if [ -z "${norecursion}" -a -n "${configdirs}" ]; then + for i in `echo ${configdirs} | sed -e s/target-//g` ; do + rm -f $i/Makefile + done +fi +if [ -z "${norecursion}" -a -n "${target_configdirs}" ]; then + for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do + rm -f ${target_subdir}/$i/Makefile + done +fi + +# 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 ]; then + if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + appdirs="" + break + fi + if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + appdirs="" + break + fi + fi + done + if [ -n "$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 + hppa*) target_makefile_frag=config/mt-papic ;; + i[345]86-*) target_makefile_frag=config/mt-x86pic ;; + *) target_makefile_frag=config/mt-${target_cpu}pic ;; + esac +fi + +# post-target: + +# Make sure that the compiler is able to generate an executable. If it +# can't, we are probably in trouble. We don't care whether we can run the +# executable--we might be using a cross compiler--we only care whether it +# can be created. At this point the main configure script has set CC. +echo "int main () { return 0; }" > conftest.c +${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c +if [ $? = 0 ] && [ -s conftest ]; then + : +else + echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." + echo 1>&2 "*** You must set the environment variable CC to a working compiler." + rm -f conftest* + exit 1 +fi +rm -f conftest* + +# The Solaris /usr/ucb/cc compiler does not appear to work. +case "${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 "$could_use. You should change your" + echo "PATH or CC variable and rerun configure." + fi + fi + ;; +esac + +# If --enable-shared was set, we must set LD_LIBRARY_PATH so that the +# binutils tools will find libbfd.so. +if [ "${enable_shared}" = "yes" ]; then + sed -e 's/^SET_LIB_PATH[ ]*=.*$/SET_LIB_PATH = $(REALLY_SET_LIB_PATH)/' \ + Makefile > Makefile.tem + rm -f Makefile + mv -f Makefile.tem Makefile + + case "${host}" in + *-*-hpux*) + sed -e 's/RPATH_ENVVAR[ ]*=.*$/RPATH_ENVVAR = SHLIB_PATH/' \ + Makefile > Makefile.tem + rm -f Makefile + mv -f Makefile.tem Makefile + ;; + esac +fi + +# Record target_configdirs and the configure arguments in Makefile. +target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` +targargs=`echo "${arguments}" | \ + sed -e 's/--norecursion//' \ + -e 's/--cache[a-z-]*=[^ ]*//' \ + -e 's/--ho[a-z-]*=[^ ]*//' \ + -e 's/--ta[a-z-]*=[^ ]*//'` + +# Passing a --with-cross-host argument lets the target libraries know +# whether they are being built with a cross-compiler or being built +# native. However, it would be better to use other mechanisms to make the +# sorts of decisions they want to make on this basis. Please consider +# this option to be deprecated. FIXME. +if [ x${is_cross_compiler} = xyes ]; then + targargs="--with-cross-host=${host_alias} ${targargs}" +fi + +targargs="--host=${target_alias} ${targargs}" +sed -e "s:^TARGET_CONFIGDIRS[ ]*=.*$:TARGET_CONFIGDIRS = ${target_configdirs}:" \ + -e "s%^CONFIG_ARGUMENTS[ ]*=.*$%CONFIG_ARGUMENTS = ${targargs}%" \ + -e "s%^TARGET_SUBDIR[ ]*=.*$%TARGET_SUBDIR = ${target_subdir}%" \ + Makefile > Makefile.tem +rm -f Makefile +mv -f Makefile.tem Makefile + +# +# Local Variables: +# fill-column: 131 +# End: +# |
