NetBSD/m68k support, based on work by mikeb@snow.datametrics.com:
[deliverable/binutils-gdb.git] / bfd / configure.in
index ced42cdb8de82e2f80324d32925d161d6874790b..59633429aadf8b232fde01b3badad5dbf6b145b4 100644 (file)
@@ -7,136 +7,21 @@ configdirs="doc"
 srctrigger=libbfd.c
 srcname="BFD"
 target_dependent=true
+host64=false
+target64=false
+want64=false
 
 # per-host:
 
-case "${host_cpu}" in
-
-rs6000)        my_host=rs6000
-       ;;
-
-mips)
-       case "${host_vendor}" in
-       dec)    my_host=decstation ;;
-       sgi)
-               case "${host_os}" in
-               irix3)  my_host=irix3 ;;
-               irix4)  my_host=irix4 ;;
-               esac
-               ;;
-       esac
-       ;;
-
-m88k)
-       case "${host_vendor}" in
-       motorola)
-               my_host=delta88 ;;
-       harris)
-               my_host=harris ;;
-       *)
-               case "${host_os}" in
-               dgux)   my_host=dgux ;;
-               esac
-               ;;
-       esac
-       ;;
-
-m68k|m680[01234]0)
-       case "${host_vendor}" in
-       cbm)
-               case ${host_os} in
-               amigados)       my_host=amigados ;;
-               sysv4*)         my_host=amix ;;
-               esac
-               ;;
-       hp)     
-               case "${host_os}" in
-               hpux)   my_host=hp9000 ;;
-               bsd)    my_host=hp300bsd ;;
-               esac
-               ;;
-       sony)   my_host=news ;;
-       sun)    my_host=sun3 ;;
-       apollo*)
-               case "${host_os}" in
-               sysv*)  my_host=apollov68 ;;
-               bsd*)   my_host=apollo68 ;;
-               esac
-               ;;
-       esac
-       ;;
-
-i860)  my_host=stratus
-       ;;
-
-i386 | i486)
-       case "${host_vendor}" in
-       ncr*)
-               case "${host_os}" in
-               sysv4*) my_host=ncr3000 ;;
-               esac
-               ;;
-       *)
-               case "${host_os}" in
-               go32) my_host=go32 ;;
-               sysv4*) my_host=i386v4 ;;
-               sysv* | scosysv*) my_host=i386v ;;
-               mach*)  my_host=i386mach ;;
-               msdos*) my_host=dose ;;
-               linux)  my_host=i386linux ;;
-               esac
-               ;;
-       esac
-       ;;
-
-sparc)
-       case "${host_os}" in
-       sunos64)        my_host=sparc-ll ;;
-       sysv4)          my_host=sysv4 ;;
-       solaris2)       my_host=solaris2 ;;
-       sysv64)         my_host=sysv4-ll ;;
-       *)              my_host=sparc ;;
-       esac
-       ;;
-
-romp)  my_host=rtbsd
-       ;;
-
-a29k)  my_host=ultra3
-       ;;
-
-tahoe)
-       my_host=tahoe
-       ;;
-
-vax)
-       case "${host_os}" in
-       ultrix*) my_host=vaxult ;;
-       *) my_host=vaxbsd ;;
-       esac
-       ;;
-hppa*)
-       case "${host_vendor}" in
-       hp)
-               case "${host_os}" in
-               hpux)   my_host=hppahpux ;;
-               bsd)    my_host=hppabsd ;;
-               esac
-               ;;
-       esac
-       ;;
-esac
+. ${srcdir}/configure.host
 
 # Set up to make a link between the host's include file and "sysdep.h".
 files="hosts/${my_host}.h"
 links="sysdep.h"
 
 if [ ! -f ${srcdir}/${files} ] ; then
-       if [ -n "${my_host}" ] ; then
-               echo '***' No file ${srcdir}/${files} 1>&2
-       fi
-       echo '***' ${srcname} does not support host ${host} 1>&2
-       exit 1
+       files=../bfd/hosts/std-host.h
+       echo "[${srcname} has no specific support for host ${host} -- using std-host]"
 fi
 
 host_makefile_frag=
@@ -146,96 +31,254 @@ fi
 
 # per-target:
 
-case "${target}" in
-
-rs6000-ibm-*           ) bfd_target=rs6000 ;;
-
-a29k-amd-ebmon         ) bfd_target=a29k-coff ;;
-a29k-amd-udi           ) bfd_target=a29k-coff ;;
-a29k-amd-*             ) bfd_target=a29k-aout ;;
-
-h8300-hitachi-*                ) bfd_target=h8300-coff ;;
-*-hitachi-*            ) echo "bad hitachi cpu"; exit 1 ;;
-
-i960-wrs-*             ) bfd_target=i960-bout ;;
-m68k-wrs-*             ) bfd_target=m68k-aout ;;
-m680[01234]0-wrs-*     ) bfd_target=m68k-aout ;;
-
-m68*-ericsson-*                ) bfd_target=m68k-aout ;;
-
-m68k-sun-*             ) bfd_target=m68k-aout ;;
-m680[01234]0-sun-*     ) bfd_target=m68k-aout ;;
-sparc-sun-sysv4                ) bfd_target=sparc-elf ;;
-sparc-sun-solaris2*    ) bfd_target=sparc-elf ;;
-sparc-sun-*            ) bfd_target=sparc-aout ;;
-
-mips-dec-*             ) bfd_target=decstation ;;
-vax-dec-*              ) bfd_target=vax ;;
-
-m68k-hp-hpux           ) bfd_target=hp9000 ;;
-m680[01234]0-hp-hpux   ) bfd_target=hp9000 ;;
-m68k-hp-bsd            ) bfd_target=hp300bsd ;;
-m60[01234]0-hp-bsd     ) bfd_target=hp300bsd ;;
+# Canonicalize the secondary target names.
+if [ -n "$enable_targets" ]; then
+    for targ in `echo $enable_targets | sed 's/,/ /g'`
+    do
+       result=`$configsub $targ 2>/dev/null`
+       if [ -n "$result" ]; then
+           canon_targets="$canon_targets $result"
+       else
+           # Allow targets that config.sub doesn't recognize, like "all".
+           canon_targets="$canon_targets $targ"
+       fi
+    done
+fi
 
-mips-sgi-*             ) bfd_target=irix3 ;;
-mips-big-*             ) bfd_target=irix3 ;;
-       
-*-tandem-*             ) bfd_target=st2000 ;;
+all_targets=false
 
-m68k-none-os68k                ) bfd_target=m68k-aout ;;
-m680[01234]0-none-os68k        ) bfd_target=m68k-aout ;;
-i386-sco-*             ) bfd_target=i386-coff ;;
+for targ in $target $canon_targets
+do
+    bfd_target=`${config_shell} $srcdir/config.bfd $targ`
 
-a29k-none-aout         ) bfd_target=a29k-aout ;;
-a29k-none-coff         ) bfd_target=a29k-coff ;;
-a29k-nyu-sym1          ) bfd_target=a29k-coff ;;
+    if [ "x$bfd_target" = "xall" ]; then
+        all_targets=true
+    else
+       if [ ! -f ${srcdir}/config/${bfd_target}.mt ] ; then
+           echo '***' No file ${srcdir}/config/${bfd_target}.mt 1>&2
+           echo '***' BFD does not support target ${bfd_target} 1>&2
+           echo '***' Look in bfd/config.bfd for supported targets 1>&2
+           exit 1
+       fi
 
-m88k-harris-*          ) bfd_target=m88k-coff ;;
-m88k-motorola-*                ) bfd_target=m88k-coff ;;
+       if [ "x$targ" = "x$target" ]; then
+           target_makefile_frag=${srcdir}/config/${bfd_target}.mt
+       else
+           target_extra_frags="$target_extra_frags ${srcdir}/config/${bfd_target}.mt"
+       fi
+    fi
+done
 
-vax-*-*                        ) bfd_target=vax ;;
-tahoe-*-*              ) bfd_target=tahoe ;;
+# We don't do any links based on the target system, just makefile config.
 
-hppa*-hp-hpux          ) bfd_target=hppahpux ;;
-hppa*-hp-bsd           ) bfd_target=hppabsd ;;
+# post-target:
 
-i[34]86-ncr-sysv4*     ) bfd_target=i386-elf ;;
+rm -f Makefile.tmp Makefile.2
+mv Makefile Makefile.tmp
 
-*-*-aout               ) bfd_target=${target_cpu}-aout ;;
-*-*-bsd                        ) bfd_target=${target_cpu}-aout ;;
-*-*-sysv4*             ) bfd_target=${target_cpu}-elf ;;
-*-*-solaris2*          ) bfd_target=${target_cpu}-elf ;;
-*-*-go32               ) bfd_target=${target_cpu}-aout ;;              
-*-*-linux*             ) bfd_target=${target_cpu}-linux ;;
-*-*-sysv*              ) bfd_target=${target_cpu}-coff ;;
-*-*-scosysv*           ) bfd_target=${target_cpu}-coff ;;
-tahoe-*-none           ) bfd_target=${target_cpu} ;;
-vax-*-none             ) bfd_target=${target_cpu} ;;
+case ${enable_64_bit_bfd} in
+  yes)         want64=true  ;;
+  no | "")     want64=false ;;
+  *)
+    echo "*** bad value \"${enable_64_bit_bfd}\" for 64-bit-bfd flag; ignored" 1>&2
+    ;;
+esac
 
-# These are obsolete and should be removed.  FIXME.   -- gnu
-*-aout-*               ) bfd_target=${target_cpu}-aout ;;
-*-bout-*               ) bfd_target=${target_cpu}-bout ;;
-*-coff-*               ) bfd_target=${target_cpu}-coff ;;
-*-elf-*                        ) bfd_target=${target_cpu}-elf ;;
+# This processing still needs to be done if we're to decide properly whether
+# 64-bit support needs to be compiled in.  Currently, it will be included if
+# the default or any other explicitly requested target requires it; it
+# will not be included on a 32-bit host if no 64-bit target is requested, and
+# no "--with-64-bit-bfd" option is given, even if "--with-targets=all" is
+# used.
+
+# The default vector in the primary target.
+DEFAULT_VECTOR=`sed -n '
+s/DEFAULT_VECTOR[      ]*=[    ]*\([^  ]*\)/\1/p
+' $target_makefile_frag`
+
+allfrags="$target_makefile_frag $target_extra_frags"
+
+# The default and selected vectors in all the configured targets.
+SELECT_VECS=`sed -n '
+s/DEFAULT_VECTOR[      ]*=[    ]*\([^  ]*\)/\1/p
+s/SELECT_VECS[         ]*=[    ]*\([^  ]*\)/\1/p
+' $allfrags`
+# uniq the list.
+f=""
+for i in $SELECT_VECS ; do
+    case " $f " in
+    *" $i "*) ;;
+    *) f="$f $i" ;;
+    esac
+done
+SELECT_VECS="$f"
+
+# The architectures in all the configured targets.
+SELECT_ARCHITECTURES=`sed -n '
+s/SELECT_ARCHITECTURES[        ]*=[    ]*//p
+' $allfrags`
+# uniq the list.
+f=""
+for i in $SELECT_ARCHITECTURES ; do
+    case " $f " in
+    *" $i "*) ;;
+    *) f="$f $i" ;;
+    esac
+done
+SELECT_ARCHITECTURES="$f"
+
+# Target backend .o files.
+tb=
+
+for vec in $SELECT_VECS
+do
+    case "$vec" in
+    # This list is alphabetized to make it easy to compare
+    # with the two vector lists in targets.c.
+    a29kcoff_big_vec)          tb="$tb coff-a29k.o cofflink.o" ;;
+    a_out_adobe_vec)           tb="$tb aout-adobe.o aout32.o stab-syms.o" ;;
+    aout0_big_vec)             tb="$tb aout0.o aout32.o stab-syms.o" ;;
+    aout_mips_big_vec)         tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
+    aout_mips_little_vec)      tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
+    apollocoff_vec)            tb="$tb coff-apollo.o" ;;
+    b_out_vec_big_host)                tb="$tb bout.o aout32.o stab-syms.o" ;;
+    b_out_vec_little_host)     tb="$tb bout.o aout32.o stab-syms.o" ;;
+    bfd_elf32_big_generic_vec)         tb="$tb elf32-gen.o elf32.o elf.o" ;;
+    bfd_elf32_bigmips_vec)     tb="$tb elf32-mips.o elf32.o elf.o ecoff.o ecofflink.o" ;;
+    bfd_elf32_hppa_vec)                tb="$tb elf32-hppa.o elf32.o elf.o" ;;
+    bfd_elf32_i386_vec)                tb="$tb elf32-i386.o elf32.o elf.o" ;;
+    bfd_elf32_i860_vec)                tb="$tb elf32-i860.o elf32.o elf.o" ;;
+    bfd_elf32_little_generic_vec) tb="$tb elf32-gen.o elf32.o elf.o" ;;
+    bfd_elf32_littlemips_vec)  tb="$tb elf32-mips.o elf32.o elf.o ecoff.o ecofflink.o" ;;
+    bfd_elf32_m68k_vec)                tb="$tb elf32-m68k.o elf32.o elf.o" ;;
+    bfd_elf32_m88k_vec)                tb="$tb elf32-m88k.o elf32.o elf.o" ;;
+    bfd_elf32_powerpc_vec)     tb="$tb elf32-ppc.o elf32.o elf.o" ;;
+    bfd_elf32_sparc_vec)       tb="$tb elf32-sparc.o elf32.o elf.o" ;;
+    bfd_elf64_big_generic_vec)         tb="$tb elf64-gen.o elf64.o elf.o"
+                               target64=true ;;
+    bfd_elf64_little_generic_vec) tb="$tb elf64-gen.o elf64.o elf.o"
+                               target64=true ;;
+    bfd_elf64_sparc_vec)       tb="$tb elf64-sparc.o elf64.o elf.o"
+                               target64=true ;;
+    cisco_core_vec)            tb="$tb cisco-core.o" ;;
+    demo_64_vec)               tb="$tb demo64.o aout64.o stab-syms.o"
+                               target64=true ;;
+    ecoff_big_vec)             tb="$tb coff-mips.o ecoff.o ecofflink.o" ;;
+    ecoff_little_vec)          tb="$tb coff-mips.o ecoff.o ecofflink.o" ;;
+    ecoffalpha_little_vec)     tb="$tb coff-alpha.o ecoff.o ecofflink.o"
+                               target64=true ;;
+    h8300coff_vec)             tb="$tb coff-h8300.o reloc16.o" ;;
+    h8500coff_vec)             tb="$tb coff-h8500.o reloc16.o" ;;
+    host_aout_vec)             tb="$tb host-aout.o aout32.o stab-syms.o" ;;
+    hp300bsd_vec)              tb="$tb hp300bsd.o aout32.o stab-syms.o" ;;
+    hp300hpux_vec)             tb="$tb hp300hpux.o aout32.o stab-syms.o" ;;
+    i386aout_vec)              tb="$tb i386aout.o aout32.o stab-syms.o" ;;
+    i386bsd_vec)               tb="$tb i386bsd.o aout32.o stab-syms.o" ;;
+    i386dynix_vec)             tb="$tb i386dynix.o aout32.o stab-syms.o" ;;
+    i386coff_vec)              tb="$tb coff-i386.o cofflink.o" ;;
+    i386linux_vec)             tb="$tb i386linux.o aout32.o stab-syms.o" ;;
+    i386lynx_aout_vec)         tb="$tb i386lynx.o lynx-core.o aout32.o stab-syms.o" ;;
+    i386lynx_coff_vec)         tb="$tb cf-i386lynx.o cofflink.o lynx-core.o stab-syms.o" ;;
+    i386mach3_vec)             tb="$tb i386mach3.o aout32.o stab-syms.o" ;;
+    i386netbsd_vec)            tb="$tb i386netbsd.o aout32.o stab-syms.o" ;;
+    i386os9k_vec)              tb="$tb i386os9k.o aout32.o stab-syms.o" ;;
+    icoff_big_vec)             tb="$tb coff-i960.o" ;;
+    icoff_little_vec)          tb="$tb coff-i960.o" ;;
+    ieee_vec)                  tb="$tb ieee.o" ;;
+    m68kcoff_vec)              tb="$tb coff-m68k.o cofflink.o" ;;
+    m68kcoffun_vec)            tb="$tb coff-u68k.o coff-m68k.o cofflink.o" ;;
+    m68klynx_aout_vec)         tb="$tb m68klynx.o lynx-core.o aout32.o stab-syms.o" ;;
+    m68klynx_coff_vec)         tb="$tb cf-m68klynx.o coff-m68k.o cofflink.o lynx-core.o stab-syms.o" ;;
+    m68knetbsd_vec)            tb="$tb m68knetbsd.o aout32.o stab-syms.o" ;;
+    m88kbcs_vec)               tb="$tb coff-m88k.o" ;;
+    newsos3_vec)               tb="$tb newsos3.o aout32.o stab-syms.o" ;;
+    nlm32_i386_vec)            tb="$tb nlm32-i386.o nlm32.o nlm.o" ;;
+    nlm32_sparc_vec)           tb="$tb nlm32-sparc.o nlm32.o nlm.o" ;;
+    nlm32_alpha_vec)           tb="$tb nlm32-alpha.o nlm32.o nlm.o"
+                               target64=true ;;
+    riscix_vec)                        tb="$tb aout32.o riscix.o stab-syms.o" ;;
+    nlm32_powerpc_vec)         tb="$tb nlm32-ppc.o nlm32.o nlm.o" ;;
+    ns32knetbsd_vec)           tb="$tb ns32knetbsd.o aout-ns32k.o stab-syms.o" ;;
+    pc532machaout_vec)         tb="$tb pc532-mach.o aout-ns32k.o stab-syms.o" ;;
+    rs6000coff_vec)            tb="$tb coff-rs6000.o" ;;
+    shcoff_vec)                        tb="$tb coff-sh.o cofflink.o" ;;
+    som_vec)                   tb="$tb som.o" ;;
+    sparclynx_aout_vec)                tb="$tb sparclynx.o lynx-core.o aout32.o stab-syms.o" ;;
+    sparclynx_coff_vec)                tb="$tb cf-sparclynx.o lynx-core.o stab-syms.o" ;;
+    sparcnetbsd_vec)           tb="$tb sparcnetbsd.o aout32.o stab-syms.o" ;;
+    sparccoff_vec)             tb="$tb coff-sparc.o" ;;
+    srec_vec)                  tb="$tb srec.o" ;;
+    sunos_big_vec)             tb="$tb sunos.o aout32.o stab-syms.o" ;;
+    symbolsrec_vec)            tb="$tb srec.o" ;;
+    tekhex_vec)                        tb="$tb tekhex.o" ;;
+    we32kcoff_vec)             tb="$tb coff-we32k.o" ;;
+    z8kcoff_vec)               tb="$tb coff-z8k.o reloc16.o" ;;
+
+    "")                        ;;
+    *) echo "*** unknown target vector $vec" 1>&2; exit 1 ;;
+    esac
+done
+
+# Target architecture .o files.
+ta=`echo $SELECT_ARCHITECTURES | sed -e s/bfd_/cpu-/g -e s/_arch/.o/g`
+
+# Weed out duplicate .o files.
+f=""
+for i in $tb ; do
+    case " $f " in
+    *" $i "*) ;;
+    *) f="$f $i" ;;
+    esac
+done
+tb="$f"
+
+f=""
+for i in $ta ; do
+    case " $f " in
+    *" $i "*) ;;
+    *) f="$f $i" ;;
+    esac
+done
+ta="$f"
+
+bfd_backends="$tb"
+bfd_machines="$ta"
+
+if [ x${all_targets} = xtrue ]; then
+  bfd_backends="${bfd_backends}"' $(ALL_BACKENDS)'
+  bfd_machines="${bfd_machines}"' $(ALL_MACHINES)'
+else   # all_targets is true
+  # Only set these if they will be nonempty, for the clever echo.
+  test -n "$SELECT_VECS" &&
+    selvecs=`echo $SELECT_VECS | sed -e 's/^/\&/' -e 's/ \(.\)/,\&\1/g'`
+  test -n "SELECT_ARCHITECTURES" &&
+    selarchs=`echo $SELECT_ARCHITECTURES | sed -e 's/ \(.\)/,\1/g'`
+fi     # all_targets is true
+
+case ${host64}-${target64}-${want64} in
+  *true*)
+    wordsize=64
+    all_backends='$(BFD64_BACKENDS) $(BFD32_BACKENDS)'
+    ;;
+  false-false-false)
+    wordsize=32
+    all_backends='$(BFD32_BACKENDS)'
+    ;;
+esac
 
-i386-none-*            ) bfd_target=i386-coff ;;
-*-sony-*               ) bfd_target=news ;;
-*-intel-*              ) bfd_target=${target_cpu}-coff ;;      
-*-stratus-*            ) bfd_target=${target_cpu}-elf ;;
-*-cbm-*                        ) bfd_target=${target_cpu}-elf ;;
-*-ncr-*                        ) bfd_target=${target_cpu}-elf ;;
+echo WORDSIZE=${wordsize}              >> Makefile.2
+echo ALL_BACKENDS=${all_backends}      >> Makefile.2
+echo BFD_BACKENDS=${bfd_backends}      >> Makefile.2
+echo BFD_MACHINES=${bfd_machines}      >> Makefile.2
 
-esac
+test -n "$DEFAULT_VECTOR" && defvec="$DEFAULT_VECTOR"
 
-if [ ! -f ${srcdir}/config/${bfd_target}.mt ] ; then
-       if [ -n "${bfd_target}" ] ; then
-               echo '***' No file ${srcdir}/config/${bfd_target}.mt 1>&2
-       fi
-       echo '***' BFD does not support target ${target} 1>&2
-       echo '***' Look in bfd/configure.in for supported targets 1>&2
-       exit 1
-fi
-target_makefile_frag=config/${bfd_target}.mt
+echo "TDEFAULTS = \
+${defvec+-DDEFAULT_VECTOR=$defvec} \
+${selvecs+-DSELECT_VECS='$selvecs'} \
+${selarchs+-DSELECT_ARCHITECTURES='$selarchs'}" \
+  >> Makefile.2
 
-# We don't do any links based on the target system, just very minor makefile
-# config.
+cat Makefile.tmp >> Makefile.2
+rm -f Makefile.tmp
+mv Makefile.2 Makefile
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