bfd/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl
   3 AC_PREREQ(2.3)
   4 AC_INIT(libbfd.c)
   5
   6 AC_ARG_ENABLE(64-bit-bfd,
   7 [  --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)],
   8 [case "${enableval}" in
   9   yes)  want64=true  ;;
  10   no)   want64=false ;;
  11   *)    AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
  12 esac],[want64=false])dnl
  13 AC_ARG_ENABLE(targets,
  14 [  --enable-targets        alternative target configurations],
  15 [case "${enableval}" in
  16   yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
  17             ;;
  18   no)       enable_targets= ;;
  19   *)        enable_targets=$enableval ;;
  20 esac])dnl
  21
  22 AC_CONFIG_HEADER(config.h:config.in)
  23
  24 AC_CONFIG_AUX_DIR(`cd $srcdir/..;pwd`)
  25 AC_CANONICAL_SYSTEM
  26 if test -z "$target" ; then
  27     AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
  28 fi
  29 AC_ARG_PROGRAM
  30
  31 host64=false
  32 target64=false
  33
  34 # host stuff:
  35
  36 # Permit host specific settings.
  37 . ${srcdir}/configure.host
  38
  39 AC_PROG_CC
  40 AC_SUBST(CFLAGS)
  41 AC_SUBST(HDEFINES)
  42 AR=${AR-ar}
  43 AC_SUBST(AR)
  44 AC_PROG_RANLIB
  45 AC_PROG_INSTALL
  46
  47 HOST_64BIT_LONG=0
  48 if test "x${HOST_64BIT_TYPE}" = "xlong"; then
  49   HOST_64BIT_LONG=1
  50 fi
  51 AC_SUBST(HOST_64BIT_LONG)
  52
  53 BFD_CC_FOR_BUILD
  54
  55 AC_CHECK_HEADERS(stddef.h string.h strings.h stdlib.h time.h unistd.h)
  56 AC_CHECK_HEADERS(fcntl.h sys/file.h)
  57 AC_CHECK_FUNCS(fcntl)
  58
  59 BFD_BINARY_FOPEN
  60
  61 AC_MSG_CHECKING([whether malloc must be declared])
  62 AC_CACHE_VAL(bfd_cv_decl_needed_malloc,
  63 [AC_TRY_COMPILE([
  64 #include <stdio.h>
  65 #ifdef HAVE_STDLIB_H
  66 #include <stdlib.h>
  67 #endif
  68 #ifdef HAVE_UNISTD_H
  69 #include <unistd.h>
  70 #endif],
  71 [char *(*pfn) = (char *(*)) malloc],
  72 bfd_cv_decl_needed_malloc=no, bfd_cv_decl_needed_malloc=yes)])
  73 AC_MSG_RESULT($bfd_cv_decl_needed_malloc)
  74 if test $bfd_cv_decl_needed_malloc = yes; then
  75   AC_DEFINE(NEED_DECLARATION_MALLOC)
  76 fi
  77
  78 AC_MSG_CHECKING([whether free must be declared])
  79 AC_CACHE_VAL(bfd_cv_decl_needed_free,
  80 [AC_TRY_COMPILE([
  81 #include <stdio.h>
  82 #ifdef HAVE_STDLIB_H
  83 #include <stdlib.h>
  84 #endif
  85 #ifdef HAVE_UNISTD_H
  86 #include <unistd.h>
  87 #endif],
  88 [int (*pfn) = (int (*)) free],
  89 bfd_cv_decl_needed_free=no, bfd_cv_decl_needed_free=yes)])
  90 AC_MSG_RESULT($bfd_cv_decl_needed_free)
  91 if test $bfd_cv_decl_needed_free = yes; then
  92   AC_DEFINE(NEED_DECLARATION_FREE)
  93 fi
  94
  95 # If we are configured native, pick a core file support file.
  96 COREFILE=
  97 COREFLAG=
  98 if test "${target}" = "${host}"; then
  99   case "${host}" in
 100   alpha-*-*)            COREFILE=osf-core.o ;;
 101   arm-*-riscix)         COREFILE=trad-core.o ;;
 102   hppa*-*-hpux*)        COREFILE=hpux-core.o ;;
 103   hppa*-*-hiux*)        COREFILE=hpux-core.o ;;
 104   hppa*-*-bsd*)         COREFILE="hpux-core.o hppabsd-core.o"
 105                         COREFLAG="-DHPUX_CORE -DHPPABSD_CORE" ;;
 106 changequote(,)dnl
 107   i[345]86-sequent-bsd*)
 108 changequote([,])dnl
 109         COREFILE=trad-core.o;
 110         AC_DEFINE(TRAD_HEADER,"hosts/symmetry.h")
 111         ;;
 112 changequote(,)dnl
 113   i[345]86-sequent-sysv4*) ;;
 114   i[345]86-sequent-sysv*)
 115 changequote([,])dnl
 116         COREFILE=trad-core.o
 117         AC_DEFINE(TRAD_HEADER,"hosts/symmetry.h")
 118         ;;
 119 changequote(,)dnl
 120   i[345]86-*-bsd* | i[345]86-*-freebsd* | i[345]86-*-netbsd*)
 121 changequote([,])dnl
 122         COREFILE=trad-core.o
 123         AC_DEFINE(TRAD_HEADER,"hosts/i386bsd.h")
 124         ;;
 125 changequote(,)dnl
 126   i[345]86-esix-sysv3*)
 127 changequote([,])dnl
 128         COREFILE=trad-core.o
 129         AC_DEFINE(TRAD_HEADER,"hosts/esix.h")
 130         ;;
 131 changequote(,)dnl
 132   i[345]86-*-sco* | i[345]86-*-isc*)
 133 changequote([,])dnl
 134         COREFILE=trad-core.o
 135         AC_DEFINE(TRAD_HEADER,"hosts/i386sco.h")
 136         ;;
 137 changequote(,)dnl
 138   i[345]86-*-mach3*)
 139 changequote([,])dnl
 140         COREFILE=trad-core.o
 141         AC_DEFINE(TRAD_HEADER,"hosts/i386mach3.h")
 142         ;;
 143 changequote(,)dnl
 144   i[345]86-*-linux*)
 145 changequote([,])dnl
 146         COREFILE=trad-core.o
 147         AC_DEFINE(TRAD_HEADER,"hosts/i386linux.h")
 148         ;;
 149 changequote(,)dnl
 150   i[345]86-*-isc*)      COREFILE=trad-core.o ;;
 151   i[345]86-*-aix*)      COREFILE=aix386-core.o ;;
 152 changequote([,])dnl
 153   mips-dec-bsd*)
 154         COREFILE=trad-core.o
 155         AC_DEFINE(TRAD_HEADER,"hosts/mipsbsd.h")
 156         ;;
 157   mips-dec-mach3*)
 158         COREFILE=trad-core.o
 159         AC_DEFINE(TRAD_HEADER,"hosts/mipsmach3.h")
 160         ;;
 161   mips-dec-*)
 162         COREFILE=trad-core.o
 163         AC_DEFINE(TRAD_HEADER,"hosts/decstation.h")
 164         ;;
 165   mips-sgi-irix4*)      COREFILE=irix-core.o ;;
 166   mips-sgi-irix5*)      COREFILE=irix-core.o ;;
 167   mips-*-mach3*)
 168         COREFILE=trad-core.o
 169         AC_DEFINE(TRAD_HEADER,"hosts/mipsmach3.h")
 170         ;;
 171   mips-*-sysv4*)        ;;
 172   mips-*-sysv* | mips-*-riscos*)
 173         COREFILE=trad-core.o
 174         AC_DEFINE(TRAD_HEADER,"hosts/riscos.h")
 175         ;;
 176   mips-sony-bsd*)
 177         COREFILE=trad-core.o
 178         AC_DEFINE(TRAD_HEADER,"hosts/news-mips".h)
 179         ;;
 180   m68*-bull*-sysv*)
 181         COREFILE=trad-core.o
 182         AC_DEFINE(TRAD_HEADER,"hosts/dpx2.h")
 183         ;;
 184   m68*-hp-hpux*)        COREFILE=hpux-core.o ;;
 185   m68*-hp-bsd*)
 186         COREFILE=trad-core.o
 187         AC_DEFINE(TRAD_HEADER,"hosts/hp300bsd.h")
 188         ;;
 189   m68*-motorola-sysv*)  COREFILE=ptrace-core.o ;;
 190   m68*-sony-*)
 191         COREFILE=trad-core.o
 192         AC_DEFINE(TRAD_HEADER,"hosts/news.h")
 193         ;;
 194   m88*-*-sysv4*)        ;;
 195   m88*-motorola-sysv*)  COREFILE=trad-core.o ;;
 196   m88*-*-mach3*)
 197         COREFILE=trad-core.o
 198         AC_DEFINE(TRAD_HEADER,"hosts/m88kmach3.h")
 199         ;;
 200   ns32k-pc532-mach)
 201         COREFILE=trad-core.o
 202         AC_DEFINE(TRAD_HEADER,"hosts/pc532mach.h")
 203         ;;
 204   rs6000-*-lynx*)       COREFILE=lynx-core.o ;;
 205   rs6000-*-aix4*)       COREFILE=rs6000-core.o
 206                         COREFLAG=-DALTERNATE_AIX_CORE_FORMAT ;;
 207   rs6000-*-*)           COREFILE=rs6000-core.o ;;
 208   powerpc-*-aix4*)      COREFILE=rs6000-core.o
 209                         COREFLAG=-DALTERNATE_AIX_CORE_FORMAT ;;
 210   powerpc-*-aix*)       COREFILE=rs6000-core.o ;;
 211   tahoe-*-*)
 212         COREFILE=trad-core.o
 213         AC_DEFINE(TRAD_HEADER,"hosts/tahoe.h")
 214         ;;
 215   vax-*-ultrix2*)
 216         COREFILE=trad-core.o
 217         AC_DEFINE(TRAD_HEADER,"hosts/vaxult2.h")
 218         ;;
 219   vax-*-ultrix*)
 220         COREFILE=trad-core.o
 221         AC_DEFINE(TRAD_HEADER,"hosts/vaxult2.h")
 222         ;;
 223   vax-*-*)
 224         COREFILE=trad-core.o
 225         AC_DEFINE(TRAD_HEADER,"hosts/vaxbsd.h")
 226         ;;
 227   esac
 228
 229   case "$COREFILE" in
 230   aix386-core.o)        COREFLAG=-DAIX386_CORE ;;
 231   hppabsd-core.o)       COREFLAG=-DHPPABSD_CORE ;;
 232   hpux-core.o)          COREFLAG=-DHPUX_CORE ;;
 233   irix-core.o)          COREFLAG=-DIRIX_CORE ;;
 234   lynx-core.o)          COREFLAG=-DLYNX_CORE ;;
 235   osf-core.o)           COREFLAG=-DOSF_CORE ;;
 236   ptrace-core.o)        COREFLAG=-DPTRACE_CORE ;;
 237   rs6000-core.o)        COREFLAG="$COREFLAG -DAIX_CORE" ;;
 238   trad-core.o)          COREFLAG="$COREFLAG -DTRAD_CORE" ;;
 239   esac
 240
 241   # The ELF code uses the native <sys/procfs.h> to handle core files.
 242   # Define HAVE_SYS_PROCFS_H if the file exists and defines
 243   # prstatus_t.
 244   AC_MSG_CHECKING([for sys/procfs.h])
 245   AC_CACHE_VAL(bfd_cv_header_sys_procfs_h,
 246   [AC_TRY_COMPILE([#include <sys/procfs.h>],
 247   [prstatus_t t;],
 248   bfd_cv_header_sys_procfs_h=yes, bfd_cv_header_sys_procfs_h=no)])
 249   AC_MSG_RESULT($bfd_cv_header_sys_procfs_h)
 250   if test $bfd_cv_header_sys_procfs_h = yes; then
 251     AC_DEFINE(HAVE_SYS_PROCFS_H)
 252   fi
 253
 254 fi
 255 AC_SUBST(COREFILE)
 256 AC_SUBST(COREFLAG)
 257
 258 # target stuff:
 259
 260 # Canonicalize the secondary target names.
 261 if test -n "$enable_targets" ; then
 262     for targ in `echo $enable_targets | sed 's/,/ /g'`
 263     do
 264         result=`$ac_config_sub $targ 2>/dev/null`
 265         if test -n "$result" ; then
 266             canon_targets="$canon_targets $result"
 267         else
 268             # Allow targets that config.sub doesn't recognize, like "all".
 269             canon_targets="$canon_targets $targ"
 270         fi
 271     done
 272 fi
 273
 274 all_targets=false
 275 defvec=
 276 selvecs=
 277 selarchs=
 278 TDEFINES=
 279 for targ in $target $canon_targets
 280 do
 281     if test "x$targ" = "xall"; then
 282         all_targets=true
 283     else
 284         . $srcdir/config.bfd
 285         if test "x$targ" = "x$target"; then
 286             defvec=$targ_defvec
 287         fi
 288         selvecs="$selvecs $targ_defvec $targ_selvecs"
 289         selarchs="$selarchs $targ_archs"
 290         TDEFINES="$TDEFINES $targ_cflags"
 291     fi
 292 done
 293 AC_SUBST(TDEFINES)
 294
 295 # This processing still needs to be done if we're to decide properly whether
 296 # 64-bit support needs to be compiled in.  Currently, it will be included if
 297 # the default or any other explicitly requested target requires it; it
 298 # will not be included on a 32-bit host if no 64-bit target is requested, and
 299 # no "--with-64-bit-bfd" option is given, even if "--with-targets=all" is
 300 # used.
 301
 302 # uniq the default and selected vectors in all the configured targets.
 303 f=""
 304 for i in $selvecs ; do
 305     case " $f " in
 306     *" $i "*) ;;
 307     *) f="$f $i" ;;
 308     esac
 309 done
 310 selvecs="$f"
 311
 312 # uniq the architectures in all the configured targets.
 313 f=""
 314 for i in $selarchs ; do
 315     case " $f " in
 316     *" $i "*) ;;
 317     *) f="$f $i" ;;
 318     esac
 319 done
 320 selarchs="$f"
 321
 322 # Target backend .o files.
 323 tb=
 324
 325 elf="elf.o elflink.o"
 326
 327 for vec in $selvecs
 328 do
 329     case "$vec" in
 330     # This list is alphabetized to make it easy to compare
 331     # with the two vector lists in targets.c.
 332     a29kcoff_big_vec)           tb="$tb coff-a29k.o cofflink.o" ;;
 333     a_out_adobe_vec)            tb="$tb aout-adobe.o aout32.o stab-syms.o" ;;
 334     armpe_little_vec)           tb="$tb pe-arm.o cofflink.o " ;;
 335     armpe_big_vec)              tb="$tb pe-arm.o cofflink.o " ;;
 336     armpei_little_vec)          tb="$tb pei-arm.o cofflink.o " ;;
 337     armpei_big_vec)             tb="$tb pei-arm.o cofflink.o " ;;
 338     aout0_big_vec)              tb="$tb aout0.o aout32.o stab-syms.o" ;;
 339     aout_arm_big_vec)           tb="$tb aout-arm.o aout32.o stab-syms.o" ;;
 340     aout_arm_little_vec)        tb="$tb aout-arm.o aout32.o stab-syms.o" ;;
 341     aout_mips_big_vec)          tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
 342     aout_mips_little_vec)       tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
 343     apollocoff_vec)             tb="$tb coff-apollo.o" ;;
 344     b_out_vec_big_host)         tb="$tb bout.o aout32.o stab-syms.o" ;;
 345     b_out_vec_little_host)      tb="$tb bout.o aout32.o stab-syms.o" ;;
 346 # start-sanitize-arc
 347     bfd_elf32_littlearc_vec)    tb="$tb elf32-arc.o elf32.o $elf" ;;
 348     bfd_elf32_bigarc_vec)       tb="$tb elf32-arc.o elf32.o $elf" ;;
 349 # end-sanitize-arc
 350     bfd_elf32_big_generic_vec)  tb="$tb elf32-gen.o elf32.o $elf" ;;
 351     bfd_elf32_bigmips_vec)      tb="$tb elf32-mips.o elf32.o $elf ecofflink.o" ;;
 352     bfd_elf32_hppa_vec)         tb="$tb elf32-hppa.o elf32.o $elf" ;;
 353     bfd_elf32_i386_vec)         tb="$tb elf32-i386.o elf32.o $elf" ;;
 354     bfd_elf32_i860_vec)         tb="$tb elf32-i860.o elf32.o $elf" ;;
 355     bfd_elf32_little_generic_vec) tb="$tb elf32-gen.o elf32.o $elf" ;;
 356     bfd_elf32_littlemips_vec)   tb="$tb elf32-mips.o elf32.o $elf ecofflink.o" ;;
 357     bfd_elf32_m68k_vec)         tb="$tb elf32-m68k.o elf32.o $elf" ;;
 358     bfd_elf32_m88k_vec)         tb="$tb elf32-m88k.o elf32.o $elf" ;;
 359     bfd_elf32_powerpc_vec)      tb="$tb elf32-ppc.o elf32.o $elf" ;;
 360     bfd_elf32_powerpcle_vec)    tb="$tb elf32-ppc.o elf32.o $elf" ;;
 361     bfd_elf32_sparc_vec)        tb="$tb elf32-sparc.o elf32.o $elf" ;;
 362     bfd_elf64_big_generic_vec)  tb="$tb elf64-gen.o elf64.o $elf"
 363                                 target64=true ;;
 364     bfd_elf64_little_generic_vec) tb="$tb elf64-gen.o elf64.o $elf"
 365                                 target64=true ;;
 366     bfd_elf64_sparc_vec)        tb="$tb elf64-sparc.o elf64.o $elf"
 367                                 target64=true ;;
 368     cisco_core_vec)             tb="$tb cisco-core.o" ;;
 369     demo_64_vec)                tb="$tb demo64.o aout64.o stab-syms.o"
 370                                 target64=true ;;
 371     ecoff_big_vec)              tb="$tb coff-mips.o ecoff.o ecofflink.o" ;;
 372     ecoff_little_vec)           tb="$tb coff-mips.o ecoff.o ecofflink.o" ;;
 373     ecoffalpha_little_vec)      tb="$tb coff-alpha.o ecoff.o ecofflink.o"
 374                                 target64=true ;;
 375     h8300coff_vec)              tb="$tb coff-h8300.o reloc16.o" ;;
 376     h8500coff_vec)              tb="$tb coff-h8500.o reloc16.o" ;;
 377     host_aout_vec)              tb="$tb host-aout.o aout32.o stab-syms.o" ;;
 378     hp300bsd_vec)               tb="$tb hp300bsd.o aout32.o stab-syms.o" ;;
 379     hp300hpux_vec)              tb="$tb hp300hpux.o aout32.o stab-syms.o" ;;
 380     i386aout_vec)               tb="$tb i386aout.o aout32.o stab-syms.o" ;;
 381     i386bsd_vec)                tb="$tb i386bsd.o aout32.o stab-syms.o" ;;
 382     i386dynix_vec)              tb="$tb i386dynix.o aout32.o stab-syms.o" ;;
 383     i386coff_vec)               tb="$tb coff-i386.o cofflink.o" ;;
 384     i386msdos_vec)              tb="$tb i386msdos.o" ;;
 385     i386pe_vec)                 tb="$tb pe-i386.o cofflink.o " ;;
 386     i386pei_vec)                tb="$tb pei-i386.o cofflink.o" ;;
 387     i386linux_vec)              tb="$tb i386linux.o aout32.o stab-syms.o" ;;
 388     i386lynx_aout_vec)          tb="$tb i386lynx.o lynx-core.o aout32.o stab-syms.o" ;;
 389     i386lynx_coff_vec)          tb="$tb cf-i386lynx.o cofflink.o lynx-core.o stab-syms.o" ;;
 390     i386mach3_vec)              tb="$tb i386mach3.o aout32.o stab-syms.o" ;;
 391     i386netbsd_vec)             tb="$tb i386netbsd.o aout32.o stab-syms.o" ;;
 392     i386os9k_vec)               tb="$tb i386os9k.o aout32.o stab-syms.o" ;;
 393     icoff_big_vec)              tb="$tb coff-i960.o" ;;
 394     icoff_little_vec)           tb="$tb coff-i960.o" ;;
 395     ieee_vec)                   tb="$tb ieee.o" ;;
 396     m68kcoff_vec)               tb="$tb coff-m68k.o cofflink.o" ;;
 397     m68kcoffun_vec)             tb="$tb coff-u68k.o coff-m68k.o cofflink.o" ;;
 398     m68klynx_aout_vec)          tb="$tb m68klynx.o lynx-core.o aout32.o stab-syms.o" ;;
 399     m68klynx_coff_vec)          tb="$tb cf-m68klynx.o coff-m68k.o cofflink.o lynx-core.o stab-syms.o" ;;
 400     m68knetbsd_vec)             tb="$tb m68knetbsd.o aout32.o stab-syms.o" ;;
 401     m88kbcs_vec)                tb="$tb coff-m88k.o" ;;
 402     newsos3_vec)                tb="$tb newsos3.o aout32.o stab-syms.o" ;;
 403     nlm32_i386_vec)             tb="$tb nlm32-i386.o nlm32.o nlm.o" ;;
 404     nlm32_sparc_vec)            tb="$tb nlm32-sparc.o nlm32.o nlm.o" ;;
 405     nlm32_alpha_vec)            tb="$tb nlm32-alpha.o nlm32.o nlm.o"
 406                                 target64=true ;;
 407     riscix_vec)                 tb="$tb aout32.o riscix.o stab-syms.o" ;;
 408     nlm32_powerpc_vec)          tb="$tb nlm32-ppc.o nlm32.o nlm.o" ;;
 409     pc532netbsd_vec)            tb="$tb ns32knetbsd.o aout-ns32k.o stab-syms.o" ;;
 410     pc532machaout_vec)          tb="$tb pc532-mach.o aout-ns32k.o stab-syms.o" ;;
 411     rs6000coff_vec)             tb="$tb coff-rs6000.o" ;;
 412     shcoff_vec)                 tb="$tb coff-sh.o cofflink.o" ;;
 413 # start-sanitize-rce
 414     rce_aout_vec)               tb="$tb aout-rce.o aout32.o stab-syms.o" ;;
 415 # end-sanitize-rce
 416     shlcoff_vec)                tb="$tb coff-sh.o cofflink.o" ;;
 417     som_vec)                    tb="$tb som.o" ;;
 418     sparclynx_aout_vec)         tb="$tb sparclynx.o lynx-core.o aout32.o stab-syms.o" ;;
 419     sparclynx_coff_vec)         tb="$tb cf-sparclynx.o lynx-core.o stab-syms.o" ;;
 420     sparcnetbsd_vec)            tb="$tb sparcnetbsd.o aout32.o stab-syms.o" ;;
 421     sparccoff_vec)              tb="$tb coff-sparc.o" ;;
 422     srec_vec)                   tb="$tb srec.o" ;;
 423     sunos_big_vec)              tb="$tb sunos.o aout32.o stab-syms.o" ;;
 424     symbolsrec_vec)             tb="$tb srec.o" ;;
 425     tekhex_vec)                 tb="$tb tekhex.o" ;;
 426     we32kcoff_vec)              tb="$tb coff-we32k.o" ;;
 427     z8kcoff_vec)                tb="$tb coff-z8k.o reloc16.o" ;;
 428     w65_vec)                    tb="$tb coff-w65.o reloc16.o" ;;
 429     versados_vec)               tb="$tb versados.o" ;;
 430
 431     "")                 ;;
 432     *) AC_MSG_ERROR(*** unknown target vector $vec) ;;
 433     esac
 434 done
 435
 436 # Target architecture .o files.
 437 ta=`echo $selarchs | sed -e s/bfd_/cpu-/g -e s/_arch/.o/g`
 438
 439 # Weed out duplicate .o files.
 440 f=""
 441 for i in $tb ; do
 442     case " $f " in
 443     *" $i "*) ;;
 444     *) f="$f $i" ;;
 445     esac
 446 done
 447 tb="$f"
 448
 449 f=""
 450 for i in $ta ; do
 451     case " $f " in
 452     *" $i "*) ;;
 453     *) f="$f $i" ;;
 454     esac
 455 done
 456 ta="$f"
 457
 458 bfd_backends="$tb"
 459 bfd_machines="$ta"
 460
 461 if test x${all_targets} = xtrue ; then
 462   bfd_backends="${bfd_backends}"' $(ALL_BACKENDS)'
 463   bfd_machines="${bfd_machines}"' $(ALL_MACHINES)'
 464   selvecs=
 465   selarchs=
 466 else    # all_targets is true
 467   # Only set these if they will be nonempty, for the clever echo.
 468   test -n "$selvecs" &&
 469     selvecs=`echo $selvecs | sed -e 's/^/\&/' -e 's/ \(.\)/,\&\1/g'`
 470   test -n "$selarchs" &&
 471     selarchs=`echo $selarchs | sed -e 's/ \(.\)/,\1/g'`
 472 fi      # all_targets is true
 473
 474 case ${host64}-${target64}-${want64} in
 475   *true*)
 476     wordsize=64
 477     all_backends='$(BFD64_BACKENDS) $(BFD32_BACKENDS)'
 478     ;;
 479   false-false-false)
 480     wordsize=32
 481     all_backends='$(BFD32_BACKENDS)'
 482     ;;
 483 esac
 484
 485 AC_SUBST(wordsize)
 486 AC_SUBST(all_backends)
 487 AC_SUBST(bfd_backends)
 488 AC_SUBST(bfd_machines)
 489
 490 tdefaults=""
 491 test -n "${defvec}" && tdefaults="${tdefaults} -DDEFAULT_VECTOR=${defvec}"
 492 test -n "${selvecs}" && tdefaults="${tdefaults} -DSELECT_VECS='${selvecs}'"
 493 test -n "${selarchs}" && tdefaults="${tdefaults} -DSELECT_ARCHITECTURES='${selarchs}'"
 494 AC_SUBST(tdefaults)
 495
 496 rm -f doc/config.status
 497 AC_OUTPUT(Makefile doc/Makefile,
 498 [case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])