configure.in

   1 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
   2 #   1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
   3 #
   4 # This file is free software; you can redistribute it and/or modify it
   5 # under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful, but
  10 # WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 ##############################################################################
  19 ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
  20
  21 AC_INIT(move-if-change)
  22 AC_PREREQ(2.13)
  23 AC_CANONICAL_SYSTEM
  24 AC_ARG_PROGRAM
  25
  26 # Get 'install' or 'install-sh' and its variants.
  27 AC_PROG_INSTALL
  28
  29 sinclude(config/acx.m4)
  30
  31 ### we might need to use some other shell than /bin/sh for running subshells
  32 ### If we are on Windows, search for the shell.  This will permit people
  33 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
  34 ### without also having to set CONFIG_SHELL.  This code will work when
  35 ### using bash, which sets OSTYPE.
  36 case "${OSTYPE}" in
  37 *win32*)
  38   if test x${CONFIG_SHELL} = x ; then
  39     if test ! -f /bin/sh ; then
  40       if test x${SHELL} != x && test -f ${SHELL} ; then
  41         CONFIG_SHELL=${SHELL}
  42         export CONFIG_SHELL
  43       else
  44         for prog in sh sh.exe bash bash.exe; do
  45           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
  46           for dir in $PATH; do
  47             test -z "$dir" && dir=.
  48             if test -f $dir/$prog; then
  49               CONFIG_SHELL=$dir/$prog
  50               export CONFIG_SHELL
  51               break
  52             fi
  53           done
  54           IFS="$save_ifs"
  55           test -n "${CONFIG_SHELL}" && break
  56         done
  57       fi
  58     fi
  59   fi
  60   ;;
  61 esac
  62
  63 config_shell=${CONFIG_SHELL-/bin/sh}
  64
  65 progname=$0
  66 # if PWD already has a value, it is probably wrong.
  67 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
  68
  69 # Export original configure arguments for use by sub-configures.  These
  70 # will be expanded by make, so quote '$'.
  71 tmp="$progname $@"
  72 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
  73 $tmp
  74 EOF_SED
  75 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
  76 rm -f conftestsed.out
  77 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
  78
  79 moveifchange=${srcdir}/move-if-change
  80
  81 # Set srcdir to "." if that's what it is.
  82 # This is important for multilib support.
  83 pwd=`${PWDCMD-pwd}`
  84 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
  85 if test "${pwd}" = "${srcpwd}" ; then
  86   srcdir=.
  87 fi
  88
  89 topsrcdir=$srcpwd
  90
  91 extra_host_args=
  92 # Define the trigger file to make sure configure will re-run whenever
  93 # the gcc version number changes.
  94 if test "${with_gcc_version_trigger+set}" = set ; then
  95   gcc_version_trigger="$with_gcc_version_trigger"
  96   gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
  97 else
  98   # If gcc's sources are available, define the trigger file.
  99   if test -f ${topsrcdir}/gcc/version.c ; then
 100     gcc_version_trigger=${topsrcdir}/gcc/version.c
 101     gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
 102     case "$ac_configure_args" in
 103       *--with-gcc-version-trigger=$gcc_version_trigger* )
 104         ;;
 105       * )
 106         # Add to all subconfigure arguments: build, host, and target.
 107         ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
 108         ;;
 109     esac
 110   fi
 111 fi
 112
 113 ### To add a new directory to the tree, first choose whether it is a target
 114 ### or a host dependent tool.  Then put it into the appropriate list
 115 ### (library or tools, host or target), doing a dependency sort.
 116
 117 # Subdirs will be configured in the order listed in build_configdirs,
 118 # configdirs, or target_configdirs; see the serialization section below.
 119
 120 # Dependency sorting is only needed when *configuration* must be done in
 121 # a particular order.  In all cases a dependency should be specified in
 122 # the Makefile, whether or not it's implicitly specified here.
 123
 124 # Double entries in build_configdirs, configdirs, or target_configdirs may
 125 # cause circular dependencies and break everything horribly.
 126
 127 # these libraries are used by various programs built for the host environment
 128 #
 129 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
 130
 131 # these tools are built for the host environment
 132 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
 133 # know that we are building the simulator.
 134 # binutils, gas and ld appear in that order because it makes sense to run
 135 # "make check" in that particular order.
 136 host_tools="texinfo byacc flex bison binutils gas ld gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar"
 137
 138 # libgcj represents the runtime libraries only used by gcj.
 139 libgcj="target-libffi \
 140         target-boehm-gc \
 141         target-zlib \
 142         target-qthreads \
 143         target-libjava"
 144
 145 # these libraries are built for the target environment, and are built after
 146 # the host libraries and the host tools (which may be a cross compiler)
 147 #
 148 target_libraries="target-libiberty \
 149                 target-libgloss \
 150                 target-newlib \
 151                 target-libstdc++-v3 \
 152                 target-libf2c \
 153                 ${libgcj} \
 154                 target-libobjc \
 155                 target-libada"
 156
 157 # these tools are built using the target libraries, and are intended to
 158 # run only in the target environment
 159 #
 160 # note: any program that *uses* libraries that are in the "target_libraries"
 161 # list belongs in this list.  those programs are also very likely
 162 # candidates for the "native_only" list which follows
 163 #
 164 target_tools="target-examples target-groff target-gperf target-rda"
 165
 166 ################################################################################
 167
 168 ## All tools belong in one of the four categories, and are assigned above
 169 ## We assign ${configdirs} this way to remove all embedded newlines.  This
 170 ## is important because configure will choke if they ever get through.
 171 ## ${configdirs} is directories we build using the host tools.
 172 ## ${target_configdirs} is directories we build using the target tools.
 173 #
 174 configdirs=`echo ${host_libs} ${host_tools}`
 175 target_configdirs=`echo ${target_libraries} ${target_tools}`
 176
 177 # Only make build modules if build != host.
 178 # This should be done more generally, but at the moment it doesn't matter.
 179 if test ${host_alias} != ${build_alias} ; then
 180   # This is the only build module.
 181   build_modules=libiberty
 182 else
 183   build_modules=
 184 fi
 185
 186
 187 ################################################################################
 188
 189 srcname="gnu development package"
 190
 191 # This gets set non-empty for some net releases of packages.
 192 appdirs=""
 193
 194 # Define is_cross_compiler to save on calls to 'test'.
 195 is_cross_compiler=
 196 if test x"${host}" = x"${target}" ; then
 197   is_cross_compiler=no
 198 else
 199   is_cross_compiler=yes
 200 fi
 201
 202 # Find the build and target subdir names.
 203 GCC_TOPLEV_SUBDIRS
 204
 205 # Skipdirs are removed silently.
 206 skipdirs=
 207 # Noconfigdirs are removed loudly.
 208 noconfigdirs=""
 209
 210 use_gnu_ld=
 211 # Make sure we don't let GNU ld be added if we didn't want it.
 212 if test x$with_gnu_ld = xno ; then
 213   use_gnu_ld=no
 214   noconfigdirs="$noconfigdirs ld"
 215 fi
 216
 217 use_gnu_as=
 218 # Make sure we don't let GNU as be added if we didn't want it.
 219 if test x$with_gnu_as = xno ; then
 220   use_gnu_as=no
 221   noconfigdirs="$noconfigdirs gas"
 222 fi
 223
 224 # some tools are so dependent upon X11 that if we're not building with X,
 225 # it's not even worth trying to configure, much less build, that tool.
 226
 227 case ${with_x} in
 228   yes | "") ;; # the default value for this tree is that X11 is available
 229   no)
 230     skipdirs="${skipdirs} tk tix itcl libgui"
 231     # We won't be able to build gdbtk without X.
 232     enable_gdbtk=no
 233     ;;
 234   *)  echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
 235 esac
 236
 237 # Some tools are only suitable for building in a "native" situation.
 238 # Remove these if host!=target.
 239 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
 240
 241 # Similarly, some are only suitable for cross toolchains.
 242 # Remove these if host=target.
 243 cross_only="target-libgloss target-newlib target-opcodes"
 244
 245 case $is_cross_compiler in
 246   no) skipdirs="${skipdirs} ${cross_only}" ;;
 247   yes) skipdirs="${skipdirs} ${native_only}" ;;
 248 esac
 249
 250 # If both --with-headers and --with-libs are specified, default to
 251 # --without-newlib.
 252 if test x"${with_headers}" != x && test x"${with_headers} != xno \
 253    && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
 254   if test x"${with_newlib}" = x ; then
 255     with_newlib=no
 256   fi
 257 fi
 258
 259 # Recognize --with-newlib/--without-newlib.
 260 case ${with_newlib} in
 261   no) skipdirs="${skipdirs} target-newlib" ;;
 262   yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
 263 esac
 264
 265 # Configure extra directories which are host specific
 266
 267 case "${host}" in
 268   *-cygwin*)
 269     configdirs="$configdirs libtermcap" ;;
 270 esac
 271
 272 # Remove more programs from consideration, based on the host or
 273 # target this usually means that a port of the program doesn't
 274 # exist yet.
 275
 276 case "${host}" in
 277   hppa*64*-*-*)
 278     noconfigdirs="$noconfigdirs byacc"
 279     ;;
 280   i[[3456789]]86-*-vsta)
 281     noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
 282     ;;
 283   i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
 284     noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
 285     ;;
 286   i[[3456789]]86-*-mingw32*)
 287     # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
 288     noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
 289     ;;
 290   i[[3456789]]86-*-beos*)
 291     noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
 292     ;;
 293   *-*-cygwin*)
 294     noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
 295     ;;
 296   *-*-netbsd*)
 297     noconfigdirs="$noconfigdirs rcs"
 298     ;;
 299   ppc*-*-pe)
 300     noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
 301     ;;
 302   powerpc-*-beos*)
 303     noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
 304     ;;
 305   *-*-darwin*)
 306     noconfigdirs="$noconfigdirs tk itcl tix libgui"
 307     ;;
 308 esac
 309
 310 AC_ARG_ENABLE(libada,
 311 [  --enable-libada        Builds libada directory],
 312 ENABLE_LIBADA=$enableval,
 313 ENABLE_LIBADA=yes)
 314 if test "${ENABLE_LIBADA}" != "yes" ; then
 315   noconfigdirs="$noconfigdirs target-libada"
 316 fi
 317
 318 # Save it here so that, even in case of --enable-libgcj, if the Java
 319 # front-end isn't enabled, we still get libgcj disabled.
 320 libgcj_saved=$libgcj
 321 case $enable_libgcj in
 322 yes)
 323   # If we reset it here, it won't get added to noconfigdirs in the
 324   # target-specific build rules, so it will be forcibly enabled
 325   # (unless the Java language itself isn't enabled).
 326   libgcj=
 327   ;;
 328 no)
 329   # Make sure we get it printed in the list of not supported target libs.
 330   noconfigdirs="$noconfigdirs ${libgcj}"
 331   ;;
 332 esac
 333
 334 case "${target}" in
 335   *-*-chorusos)
 336     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
 337     ;;
 338   powerpc-*-darwin*)
 339     noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
 340     noconfigdirs="$noconfigdirs target-libobjc"
 341     ;;
 342   *-*-darwin*)
 343     noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
 344     noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
 345     ;;
 346   *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
 347     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
 348     ;;
 349   *-*-kaos*)
 350     # Remove unsupported stuff on all kaOS configurations.
 351     skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
 352     skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
 353     skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
 354     noconfigdirs="$noconfigdirs target-libgloss"
 355     ;;
 356   *-*-netbsd*)
 357     # Skip some stuff on all NetBSD configurations.
 358     noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
 359
 360     # Skip some stuff that's unsupported on some NetBSD configurations.
 361     case "${target}" in
 362       i*86-*-netbsdelf*) ;;
 363       arm*-*-netbsdelf*) ;;
 364       *)
 365         noconfigdirs="$noconfigdirs ${libgcj}"
 366         ;;
 367     esac
 368     ;;
 369   *-*-netware)
 370     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
 371     ;;
 372   *-*-rtems*)
 373     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 374     case ${target} in
 375         h8300*-*-* | h8500-*-*)
 376           noconfigdirs="$noconfigdirs target-libf2c"
 377           ;;
 378         *) ;;
 379     esac
 380     ;;
 381   *-*-uclinux*)
 382     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
 383     ;;
 384   *-*-vxworks*)
 385     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
 386     ;;
 387   alpha*-dec-osf*)
 388     # ld works, but does not support shared libraries.
 389     # newlib is not 64 bit ready.  I'm not sure about fileutils.
 390     # gas doesn't generate exception information.
 391     noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
 392     ;;
 393   alpha*-*-*vms*)
 394     noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
 395     ;;
 396   alpha*-*-linux*)
 397     # newlib is not 64 bit ready
 398     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 399     ;;
 400   alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
 401     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 402     ;;
 403   alpha*-*-*)
 404     # newlib is not 64 bit ready
 405     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
 406     ;;
 407   am33_2.0-*-linux*)
 408     noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
 409     ;;
 410   sh-*-linux*)
 411     noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
 412     ;;
 413   sh*-*-pe|mips*-*-pe|*arm-wince-pe)
 414     noconfigdirs="$noconfigdirs ${libgcj}"
 415     noconfigdirs="$noconfigdirs target-examples"
 416     noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
 417     noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
 418     noconfigdirs="$noconfigdirs expect dejagnu"
 419     # the C++ libraries don't build on top of CE's C libraries
 420     noconfigdirs="$noconfigdirs target-libstdc++-v3"
 421     noconfigdirs="$noconfigdirs target-newlib"
 422     case "${host}" in
 423       *-*-cygwin*) ;; # keep gdb and readline
 424       *) noconfigdirs="$noconfigdirs gdb readline"
 425          ;;
 426     esac
 427     ;;
 428   arc-*-*)
 429     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 430     ;;
 431   arm-*-coff | strongarm-*-coff | xscale-*-coff)
 432     noconfigdirs="$noconfigdirs ${libgcj}"
 433     ;;
 434   arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
 435     noconfigdirs="$noconfigdirs target-libffi target-qthreads"
 436     ;;
 437   arm-*-pe*)
 438     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 439     ;;
 440   arm-*-oabi*)
 441     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 442     ;;
 443   thumb-*-coff)
 444     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 445     ;;
 446   thumb-*-elf)
 447     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 448     ;;
 449   thumb-*-oabi)
 450     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 451     ;;
 452   thumb-*-pe)
 453     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 454     ;;
 455   arm-*-riscix*)
 456     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
 457     ;;
 458   avr-*-*)
 459     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
 460     ;;
 461   c4x-*-* | tic4x-*-*)
 462     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
 463     ;;
 464   c54x*-*-* | tic54x-*-*)
 465     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
 466     ;;
 467   cris-*-*)
 468     noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
 469     ;;
 470   d10v-*-*)
 471     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
 472     ;;
 473   d30v-*-*)
 474     noconfigdirs="$noconfigdirs ${libgcj} gdb"
 475     ;;
 476   fr30-*-elf*)
 477     noconfigdirs="$noconfigdirs ${libgcj} gdb"
 478     ;;
 479   frv-*-*)
 480     noconfigdirs="$noconfigdirs ${libgcj}"
 481     ;;
 482   h8300*-*-*)
 483     noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
 484     ;;
 485   h8500-*-*)
 486     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
 487     ;;
 488   hppa*64*-*-linux* | parisc*64*-*-linux*)
 489     # In this case, it's because the hppa64-linux target is for
 490     # the kernel only at this point and has no libc, and thus no
 491     # headers, crt*.o, etc., all of which are needed by these.
 492     noconfigdirs="$noconfigdirs target-zlib"
 493     ;;
 494   hppa*-*-*elf* | \
 495   parisc*-*-linux* | hppa*-*-linux* | \
 496   hppa*-*-lites* | \
 497   hppa*-*-openbsd* | \
 498   hppa*64*-*-*)
 499     noconfigdirs="$noconfigdirs ${libgcj}"
 500     # Do configure ld/binutils/gas for this case.
 501     ;;
 502   hppa*-*-*)
 503     # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
 504     # build on HP-UX 10.20.
 505     noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
 506     ;;
 507   i960-*-*)
 508     noconfigdirs="$noconfigdirs ${libgcj} gdb"
 509     ;;
 510   ia64*-*-elf*)
 511     # No gdb support yet.
 512     noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
 513     ;;
 514   ia64*-**-hpux*)
 515     # No gdb or ld support yet.
 516     noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
 517     ;;
 518   i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
 519     noconfigdirs="$noconfigdirs ${libgcj}"
 520     ;;
 521   i[[3456789]]86-*-freebsd* | i[[3456789]]86-*-kfreebsd*-gnu)
 522     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 523     ;;
 524   i[[3456789]]86-*-linux*)
 525     # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
 526     # not build java stuff by default.
 527     case "${target}" in
 528       *-*-*libc1*)
 529         noconfigdirs="$noconfigdirs ${libgcj}";;
 530     esac
 531
 532     # This section makes it possible to build newlib natively on linux.
 533     # If we are using a cross compiler then don't configure newlib.
 534     if test x${is_cross_compiler} != xno ; then
 535       noconfigdirs="$noconfigdirs target-newlib"
 536     fi
 537     noconfigdirs="$noconfigdirs target-libgloss"
 538     # If we are not using a cross compiler, do configure newlib.
 539     # Note however, that newlib will only be configured in this situation
 540     # if the --with-newlib option has been given, because otherwise
 541     # 'target-newlib' will appear in skipdirs.
 542     ;;
 543   i[[3456789]]86-*-mingw32*)
 544     target_configdirs="$target_configdirs target-mingw"
 545     noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
 546
 547     # Can't build gdb for mingw32 if not native.
 548     case "${host}" in
 549       i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
 550       *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
 551          ;;
 552     esac
 553     ;;
 554   *-*-cygwin*)
 555     target_configdirs="$target_configdirs target-libtermcap target-winsup"
 556     noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
 557     # always build newlib.
 558     skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
 559
 560     # Can't build gdb for Cygwin if not native.
 561     case "${host}" in
 562       *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
 563       *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
 564          ;;
 565     esac
 566     ;;
 567   i[[3456789]]86-*-pe)
 568     noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
 569     ;;
 570   i[[3456789]]86-*-sco3.2v5*)
 571     # The linker does not yet know about weak symbols in COFF,
 572     # and is not configured to handle mixed ELF and COFF.
 573     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
 574     ;;
 575   i[[3456789]]86-*-sco*)
 576     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
 577     ;;
 578   i[[3456789]]86-*-solaris2*)
 579     noconfigdirs="$noconfigdirs target-libgloss"
 580     ;;
 581   i[[3456789]]86-*-sysv4*)
 582     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 583     ;;
 584   i[[3456789]]86-*-beos*)
 585     noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
 586     ;;
 587   m32r-*-*)
 588     noconfigdirs="$noconfigdirs ${libgcj}"
 589     ;;
 590   m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
 591     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
 592     ;;
 593   m68k-*-elf*)
 594     noconfigdirs="$noconfigdirs ${libgcj}"
 595     ;;
 596   m68k-*-coff*)
 597     noconfigdirs="$noconfigdirs ${libgcj}"
 598     ;;
 599   mcore-*-pe*)
 600   # The EPOC C++ environment does not support exceptions or rtti,
 601   # and so building libstdc++-v3 tends not to always work.
 602     noconfigdirs="$noconfigdirs target-libstdc++-v3"
 603     ;;
 604   mmix-*-*)
 605     noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
 606     ;;
 607   mn10200-*-*)
 608     noconfigdirs="$noconfigdirs ${libgcj}"
 609     ;;
 610   mn10300-*-*)
 611     noconfigdirs="$noconfigdirs ${libgcj}"
 612     ;;
 613   powerpc-*-aix*)
 614     # copied from rs6000-*-* entry
 615     noconfigdirs="$noconfigdirs gprof target-libada target-libgloss ${libgcj}"
 616     ;;
 617   powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
 618     target_configdirs="$target_configdirs target-winsup"
 619     noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
 620     # always build newlib.
 621     skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
 622     ;;
 623     # This is temporary until we can link against shared libraries
 624   powerpcle-*-solaris*)
 625     noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
 626     ;;
 627   powerpc-*-beos*)
 628     noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
 629     ;;
 630   powerpc-*-eabi)
 631     noconfigdirs="$noconfigdirs ${libgcj}"
 632     ;;
 633   rs6000-*-lynxos*)
 634     noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
 635     ;;
 636   rs6000-*-aix*)
 637     noconfigdirs="$noconfigdirs gprof target-libada target-libgloss ${libgcj}"
 638     ;;
 639   rs6000-*-*)
 640     noconfigdirs="$noconfigdirs gprof ${libgcj}"
 641     ;;
 642   m68k-apollo-*)
 643     noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
 644     ;;
 645   mips*-*-irix5*)
 646     # The GNU linker does not support shared libraries.
 647     noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
 648     ;;
 649   mips*-*-irix6*)
 650     # Linking libjava exceeds command-line length limits on at least
 651     # IRIX 6.2, but not on IRIX 6.5.
 652     # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
 653     # <oldham@codesourcery.com>
 654     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
 655     ;;
 656   mips*-dec-bsd*)
 657     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
 658     ;;
 659   mips*-*-bsd*)
 660     noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
 661     ;;
 662   mipstx39-*-*)
 663     noconfigdirs="$noconfigdirs gprof ${libgcj}"   # same as generic mips
 664     ;;
 665   mips64*-*-linux*)
 666     noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
 667     ;;
 668   mips*-*-linux*)
 669     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 670     ;;
 671   mips*-*-*)
 672     noconfigdirs="$noconfigdirs gprof ${libgcj}"
 673     ;;
 674   romp-*-*)
 675     noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
 676     ;;
 677   sh-*-*)
 678     case "${host}" in
 679       i[[3456789]]86-*-vsta) ;; # don't add gprof back in
 680       i[[3456789]]86-*-go32*) ;; # don't add gprof back in
 681       i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
 682       *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
 683     esac
 684     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 685     ;;
 686   sh64-*-*)
 687     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 688     ;;
 689   sparc-*-elf*)
 690     noconfigdirs="$noconfigdirs ${libgcj}"
 691     ;;
 692   sparc64-*-elf*)
 693     noconfigdirs="$noconfigdirs ${libgcj}"
 694     ;;
 695   sparclite-*-*)
 696     noconfigdirs="$noconfigdirs ${libgcj}"
 697     ;;
 698   sparc-*-sunos4*)
 699     noconfigdirs="$noconfigdirs ${libgcj}"
 700     if test x${is_cross_compiler} != xno ; then
 701            noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
 702     else
 703            use_gnu_ld=no
 704     fi
 705     ;;
 706   sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
 707     ;;
 708   v810-*-*)
 709     noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
 710     ;;
 711   v850-*-*)
 712     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 713     ;;
 714   v850e-*-*)
 715     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 716     ;;
 717   v850ea-*-*)
 718     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
 719     ;;
 720   vax-*-vms)
 721     noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
 722     ;;
 723   vax-*-*)
 724     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
 725     ;;
 726   xtensa-*-*)
 727     noconfigdirs="$noconfigdirs ${libgcj}"
 728     ;;
 729   ip2k-*-*)
 730     noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
 731     ;;
 732   *-*-linux*)
 733     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 734     ;;
 735   *-*-lynxos*)
 736     noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
 737     ;;
 738   *-*-*)
 739     noconfigdirs="$noconfigdirs ${libgcj}"
 740     ;;
 741 esac
 742
 743 # If we aren't building newlib, then don't build libgloss, since libgloss
 744 # depends upon some newlib header files.
 745 case "${noconfigdirs}" in
 746   *target-libgloss*) ;;
 747   *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
 748 esac
 749
 750 # Figure out what language subdirectories are present.
 751 # Look if the user specified --enable-languages="..."; if not, use
 752 # the environment variable $LANGUAGES if defined. $LANGUAGES might
 753 # go away some day.
 754 # NB:  embedded tabs in this IF block -- do not untabify
 755 if test x"${enable_languages+set}" != xset; then
 756   if test x"${LANGUAGES+set}" = xset; then
 757     enable_languages="${LANGUAGES}"
 758       echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
 759   else
 760     enable_languages=all
 761   fi
 762 else
 763   if test x"${enable_languages}" = x ||
 764      test x"${enable_languages}" = xyes;
 765      then
 766     echo configure.in: --enable-languages needs at least one language argument 1>&2
 767     exit 1
 768   fi
 769 fi
 770 enable_languages=`echo "${enable_languages}" | sed -e 's/[[     ,]][[   ,]]*/,/g' -e 's/,$//'`
 771
 772 # First scan to see if an enabled language requires some other language.
 773 # We assume that a given config-lang.in will list all the language
 774 # front ends it requires, even if some are required indirectly.
 775 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
 776   case ${lang_frag} in
 777     ..) ;;
 778     # The odd quoting in the next line works around
 779     # an apparent bug in bash 1.12 on linux.
 780     ${srcdir}/gcc/[[*]]/config-lang.in) ;;
 781     *)
 782       # From the config-lang.in, get $language, $lang_requires
 783       language=
 784       lang_requires=
 785       . ${lang_frag}
 786       for other in ${lang_requires} ; do
 787         case ,${enable_languages}, in
 788           *,$other,*) ;;
 789           *,all,*) ;;
 790           *,$language,*)
 791             echo " \`$other' language required by \`$language'; enabling" 1>&2
 792             enable_languages="${enable_languages},${other}"
 793             ;;
 794         esac
 795       done
 796       ;;
 797   esac
 798 done
 799
 800 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
 801   case ${lang_frag} in
 802     ..) ;;
 803     # The odd quoting in the next line works around
 804     # an apparent bug in bash 1.12 on linux.
 805     ${srcdir}/gcc/[[*]]/config-lang.in) ;;
 806     *)
 807       # From the config-lang.in, get $language, $target_libs,
 808       # $lang_dirs, and $build_by_default
 809       language=
 810       target_libs=
 811       lang_dirs=
 812       build_by_default=
 813       . ${lang_frag}
 814       if test "x$language" = x ; then
 815         echo "${lang_frag} doesn't set \$language." 1>&2
 816         exit 1
 817       fi
 818       case ,${enable_languages}, in
 819         *,${language},*)
 820           # Language was explicitly selected; include it.
 821           add_this_lang=yes
 822           ;;
 823         *,all,*)
 824           # 'all' was selected; include 'default' languages.
 825           case ${build_by_default} in
 826             no) add_this_lang=no ;;
 827             *) add_this_lang=yes ;;
 828           esac
 829           ;;
 830         *) add_this_lang=no ;;
 831       esac
 832       case ${add_this_lang} in
 833         no)
 834           # Remove language-dependent dirs.
 835           eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
 836           ;;
 837       esac
 838       ;;
 839   esac
 840 done
 841
 842 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
 843 # $target_configdirs.
 844 # If we have the source for $noconfigdirs entries, add them to $notsupp.
 845
 846 notsupp=""
 847 for dir in . $skipdirs $noconfigdirs ; do
 848   dirname=`echo $dir | sed -e s/target-//g`
 849   if test $dir != .  && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 850     configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
 851     if test -r $srcdir/$dirname/configure ; then
 852       if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 853         true
 854       else
 855         notsupp="$notsupp $dir"
 856       fi
 857     fi
 858   fi
 859   if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 860     target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
 861     if test -r $srcdir/$dirname/configure ; then
 862       if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 863         true
 864       else
 865         notsupp="$notsupp $dir"
 866       fi
 867     fi
 868   fi
 869 done
 870
 871 # Sometimes the tools are distributed with libiberty but with no other
 872 # libraries.  In that case, we don't want to build target-libiberty.
 873 if test -n "${target_configdirs}" ; then
 874   others=
 875   for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
 876     if test "$i" != "libiberty" ; then
 877       if test -r $srcdir/$i/configure ; then
 878         others=yes;
 879         break;
 880       fi
 881     fi
 882   done
 883   if test -z "${others}" ; then
 884     target_configdirs=
 885   fi
 886 fi
 887
 888 # Quietly strip out all directories which aren't configurable in this tree.
 889 # This relies on all configurable subdirectories being autoconfiscated, which
 890 # is now the case.
 891 configdirs_all="$configdirs"
 892 configdirs=
 893 for i in ${configdirs_all} ; do
 894   if test -f ${srcdir}/$i/configure ; then
 895     configdirs="${configdirs} $i"
 896   fi
 897 done
 898 target_configdirs_all="$target_configdirs"
 899 target_configdirs=
 900 for i in ${target_configdirs_all} ; do
 901   j=`echo $i | sed -e s/target-//g`
 902   if test -f ${srcdir}/$j/configure ; then
 903     target_configdirs="${target_configdirs} $i"
 904   fi
 905 done
 906
 907 # Produce a warning message for the subdirs we can't configure.
 908 # This isn't especially interesting in the Cygnus tree, but in the individual
 909 # FSF releases, it's important to let people know when their machine isn't
 910 # supported by the one or two programs in a package.
 911
 912 if test -n "${notsupp}" && test -z "${norecursion}" ; then
 913   # If $appdirs is non-empty, at least one of those directories must still
 914   # be configured, or we error out.  (E.g., if the gas release supports a
 915   # specified target in some subdirs but not the gas subdir, we shouldn't
 916   # pretend that all is well.)
 917   if test -n "$appdirs" ; then
 918     for dir in $appdirs ; do
 919       if test -r $dir/Makefile.in ; then
 920         if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 921           appdirs=""
 922           break
 923         fi
 924         if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
 925           appdirs=""
 926           break
 927         fi
 928       fi
 929     done
 930     if test -n "$appdirs" ; then
 931       echo "*** This configuration is not supported by this package." 1>&2
 932       exit 1
 933     fi
 934   fi
 935   # Okay, some application will build, or we don't care to check.  Still
 936   # notify of subdirs not getting built.
 937   echo "*** This configuration is not supported in the following subdirectories:" 1>&2
 938   echo "    ${notsupp}" 1>&2
 939   echo "    (Any other directories should still work fine.)" 1>&2
 940 fi
 941
 942 case "$host" in
 943   *msdosdjgpp*)
 944     enable_gdbtk=no ;;
 945 esac
 946
 947 copy_dirs=
 948
 949 # Handle --with-headers=XXX.  If the value is not "yes", the contents of
 950 # the named directory are copied to $(tooldir)/sys-include.
 951 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
 952   if test x${is_cross_compiler} = xno ; then
 953     echo 1>&2 '***' --with-headers is only supported when cross compiling
 954     exit 1
 955   fi
 956   if test x"${with_headers}" != xyes ; then
 957     case "${exec_prefixoption}" in
 958     "") x=${prefix} ;;
 959     *) x=${exec_prefix} ;;
 960     esac
 961     copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
 962   fi
 963 fi
 964
 965 # Handle --with-libs=XXX.  If the value is not "yes", the contents of
 966 # the name directories are copied to $(tooldir)/lib.  Multiple directories
 967 # are permitted.
 968 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
 969   if test x${is_cross_compiler} = xno ; then
 970     echo 1>&2 '***' --with-libs is only supported when cross compiling
 971     exit 1
 972   fi
 973   if test x"${with_libs}" != xyes ; then
 974     # Copy the libraries in reverse order, so that files in the first named
 975     # library override files in subsequent libraries.
 976     case "${exec_prefixoption}" in
 977     "") x=${prefix} ;;
 978     *) x=${exec_prefix} ;;
 979     esac
 980     for l in ${with_libs}; do
 981       copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
 982     done
 983   fi
 984 fi
 985
 986 # Handle ${copy_dirs}
 987 set fnord ${copy_dirs}
 988 shift
 989 while test $# != 0 ; do
 990   if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
 991     :
 992   else
 993     echo Copying $1 to $2
 994
 995     # Use the install script to create the directory and all required
 996     # parent directories.
 997     if test -d $2 ; then
 998       :
 999     else
1000       echo >config.temp
1001       ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1002     fi
1003
1004     # Copy the directory, assuming we have tar.
1005     # FIXME: Should we use B in the second tar?  Not all systems support it.
1006     (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1007
1008     # It is the responsibility of the user to correctly adjust all
1009     # symlinks.  If somebody can figure out how to handle them correctly
1010     # here, feel free to add the code.
1011
1012     echo $1 > $2/COPIED
1013   fi
1014   shift; shift
1015 done
1016
1017 # Work in distributions that contain no compiler tools, like Autoconf.
1018 tentative_cc=""
1019 host_makefile_frag=/dev/null
1020 if test -d ${srcdir}/config ; then
1021 case "${host}" in
1022   m68k-hp-hpux*)
1023     # Avoid "too much defining" errors from HPUX compiler.
1024     tentative_cc="cc -Wp,-H256000"
1025     # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1026     # If it's HP/UX ar, this should be harmless.
1027     RANLIB="ar ts"
1028     ;;
1029   m68k-apollo-sysv*)
1030     tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1031     ;;
1032   m68k-apollo-bsd*)
1033     #None of the Apollo compilers can compile gas or binutils.  The preprocessor
1034     # chokes on bfd, the compiler won't let you assign integers to enums, and
1035     # other problems.  Defining CC to gcc is a questionable way to say "don't use
1036     # the apollo compiler" (the preferred version of GCC could be called cc,
1037     # or whatever), but I'm not sure leaving CC as cc is any better...
1038     #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1039     # Used to have BISON=yacc.
1040     tentative_cc=gcc
1041     ;;
1042   m88k-dg-dgux*)
1043     tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1044     ;;
1045   m88k-harris-cxux*)
1046     # Under CX/UX, we want to tell the compiler to use ANSI mode.
1047     tentative_cc="cc -Xa"
1048     host_makefile_frag="config/mh-cxux"
1049     ;;
1050   m88k-motorola-sysv*)
1051     ;;
1052   mips*-dec-ultrix*)
1053     tentative_cc="cc -Wf,-XNg1000"
1054     host_makefile_frag="config/mh-decstation"
1055     ;;
1056   mips*-nec-sysv4*)
1057     # The C compiler on NEC MIPS SVR4 needs bigger tables.
1058     tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1059     host_makefile_frag="config/mh-necv4"
1060     ;;
1061   mips*-sgi-irix4*)
1062     # Tell compiler to use K&R C.  We can't compile under the SGI Ansi
1063     # environment.  Also bump switch table size so that cp-parse will
1064     # compile.  Bump string length limit so linker builds.
1065     tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1066     ;;
1067   mips*-*-sysv4*)
1068     host_makefile_frag="config/mh-sysv4"
1069     ;;
1070   mips*-*-sysv*)
1071     # This is for a MIPS running RISC/os 4.52C.
1072
1073     # This is needed for GDB, but needs to be in the top-level make because
1074     # if a library is compiled with the bsd headers and gets linked with the
1075     # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1076     # a different size).
1077     # ptrace(2) apparently has problems in the BSD environment.  No workaround is
1078     # known except to select the sysv environment.  Could we use /proc instead?
1079     # These "sysv environments" and "bsd environments" often end up being a pain.
1080     #
1081     # This is not part of CFLAGS because perhaps not all C compilers have this
1082     # option.
1083     tentative_cc="cc -systype sysv"
1084     ;;
1085   i370-ibm-opened*)
1086     tentative_cc="c89"
1087     ;;
1088   i[[3456789]]86-*-sysv5*)
1089     host_makefile_frag="config/mh-sysv5"
1090     ;;
1091   i[[3456789]]86-*-dgux*)
1092     tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1093     host_makefile_frag="config/mh-dgux386"
1094     ;;
1095   i[[3456789]]86-ncr-sysv4.3*)
1096     # The MetaWare compiler will generate a copyright message unless you
1097     # turn it off by adding the -Hnocopyr flag.
1098     tentative_cc="cc -Hnocopyr"
1099     ;;
1100   i[[3456789]]86-ncr-sysv4*)
1101     # for an NCR 3000 (i486/SVR4) system.
1102     # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1103     # This compiler not only emits obnoxious copyright messages every time
1104     # you run it, but it chokes and dies on a whole bunch of GNU source
1105     # files.  Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1106     tentative_cc="/usr/ccs/ATT/cc"
1107     host_makefile_frag="config/mh-ncr3000"
1108     ;;
1109   i[[3456789]]86-*-sco3.2v5*)
1110     ;;
1111   i[[3456789]]86-*-sco*)
1112     # The native C compiler botches some simple uses of const.  Unfortunately,
1113     # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1114     tentative_cc="cc -Dconst="
1115     host_makefile_frag="config/mh-sco"
1116     ;;
1117   i[[3456789]]86-*-udk*)
1118     host_makefile_frag="config/mh-sysv5"
1119     ;;
1120   i[[3456789]]86-*-solaris2*)
1121     host_makefile_frag="config/mh-sysv4"
1122     ;;
1123   i[[3456789]]86-*-msdosdjgpp*)
1124     host_makefile_frag="config/mh-djgpp"
1125     ;;
1126   *-cygwin*)
1127     host_makefile_frag="config/mh-cygwin"
1128     ;;
1129   *-mingw32*)
1130     host_makefile_frag="config/mh-mingw32"
1131     ;;
1132   *-interix*)
1133     host_makefile_frag="config/mh-interix"
1134     ;;
1135   vax-*-ultrix2*)
1136     # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1137     tentative_cc=gcc
1138     ;;
1139   *-*-solaris2*)
1140     host_makefile_frag="config/mh-solaris"
1141     ;;
1142   m68k-sun-sunos*)
1143     # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1144     # without overflowing the jump tables (-J says to use a 32 bit table)
1145     tentative_cc="cc -J"
1146     ;;
1147   *-hp-hpux*)
1148     tentative_cc="cc -Wp,-H256000"
1149     ;;
1150   *-*-hiux*)
1151     tentative_cc="cc -Wp,-H256000"
1152     ;;
1153   rs6000-*-lynxos*)
1154     # /bin/cc is less than useful for our purposes.  Always use GCC
1155     tentative_cc="/usr/cygnus/progressive/bin/gcc"
1156     host_makefile_frag="config/mh-lynxrs6k"
1157     ;;
1158   *-*-lynxos*)
1159     # /bin/cc is less than useful for our purposes.  Always use GCC
1160     tentative_cc="/bin/gcc"
1161     ;;
1162   *-*-sysv4*)
1163     host_makefile_frag="config/mh-sysv4"
1164     ;;
1165 esac
1166 fi
1167
1168 extra_arflags_for_target=
1169 extra_nmflags_for_target=
1170 extra_ranlibflags_for_target=
1171 target_makefile_frag=/dev/null
1172 case "${target}" in
1173   i[[3456789]]86-*-netware*)
1174     target_makefile_frag="config/mt-netware"
1175     ;;
1176   powerpc-*-netware*)
1177     target_makefile_frag="config/mt-netware"
1178     ;;
1179   *-*-linux*)
1180     target_makefile_frag="config/mt-linux"
1181     ;;
1182   *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1183     # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1184     # commands to handle both 32-bit and 64-bit objects.  These flags are
1185     # harmless if we're using GNU nm or ar.
1186     extra_arflags_for_target=" -X32_64"
1187     extra_nmflags_for_target=" -B -X32_64"
1188     ;;
1189   *-*-darwin*)
1190     # ranlib from Darwin requires the -c flag to look at common symbols.
1191     extra_ranlibflags_for_target=" -c"
1192     ;;
1193   mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1194     target_makefile_frag="config/mt-wince"
1195     ;;
1196 esac
1197
1198 alphaieee_frag=/dev/null
1199 case $target in
1200   alpha*-*-*)
1201     # This just makes sure to use the -mieee option to build target libs.
1202     # This should probably be set individually by each library.
1203     alphaieee_frag="config/mt-alphaieee"
1204     ;;
1205 esac
1206
1207 # If --enable-target-optspace always use -Os instead of -O2 to build
1208 # the target libraries, similarly if it is not specified, use -Os
1209 # on selected platforms.
1210 ospace_frag=/dev/null
1211 case "${enable_target_optspace}:${target}" in
1212   yes:*)
1213     ospace_frag="config/mt-ospace"
1214     ;;
1215   :d30v-*)
1216     ospace_frag="config/mt-d30v"
1217     ;;
1218   :m32r-* | :d10v-* | :fr30-*)
1219     ospace_frag="config/mt-ospace"
1220     ;;
1221   no:* | :*)
1222     ;;
1223   *)
1224     echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1225     ;;
1226 esac
1227
1228 # Set with_gnu_as and with_gnu_ld as appropriate.
1229 #
1230 # This is done by determining whether or not the appropriate directory
1231 # is available, and by checking whether or not specific configurations
1232 # have requested that this magic not happen.
1233 #
1234 # The command line options always override the explicit settings in
1235 # configure.in, and the settings in configure.in override this magic.
1236 #
1237 # If the default for a toolchain is to use GNU as and ld, and you don't
1238 # want to do that, then you should use the --without-gnu-as and
1239 # --without-gnu-ld options for the configure script.
1240
1241 if test x${use_gnu_as} = x &&
1242    echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1243   with_gnu_as=yes
1244   extra_host_args="$extra_host_args --with-gnu-as"
1245 fi
1246
1247 if test x${use_gnu_ld} = x &&
1248    echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1249   with_gnu_ld=yes
1250   extra_host_args="$extra_host_args --with-gnu-ld"
1251 fi
1252
1253 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1254 # can detect this case.
1255
1256 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1257   with_newlib=yes
1258   extra_host_args="$extra_host_args --with-newlib"
1259 fi
1260
1261
1262 # Default to using --with-stabs for certain targets.
1263 if test x${with_stabs} = x ; then
1264   case "${target}" in
1265   mips*-*-irix[[56]]*)
1266     ;;
1267   mips*-*-* | alpha*-*-osf*)
1268     with_stabs=yes;
1269     extra_host_args="${extra_host_args} --with-stabs"
1270     ;;
1271   esac
1272 fi
1273
1274 # hpux11 in 64bit mode has libraries in a weird place.  Arrange to find
1275 # them automatically.
1276 case "${host}" in
1277   hppa*64*-*-hpux11*)
1278     extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1279     ;;
1280 esac
1281
1282 # If we aren't going to be using gcc, see if we can extract a definition
1283 # of CC from the fragment.
1284 # Actually, use the 'pre-extracted' version above.
1285 if test -z "${CC}" && test "${build}" = "${host}" ; then
1286   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
1287   found=
1288   for dir in $PATH; do
1289     test -z "$dir" && dir=.
1290     if test -f $dir/gcc; then
1291       found=yes
1292       break
1293     fi
1294   done
1295   IFS="$save_ifs"
1296   if test -z "${found}" && test -n "${tentative_cc}" ; then
1297     CC=$tentative_cc
1298   fi
1299 fi
1300
1301 # Some systems (e.g., one of the i386-aix systems the gas testers are
1302 # using) don't handle "\$" correctly, so don't use it here.
1303 tooldir='${exec_prefix}'/${target_alias}
1304 build_tooldir=${tooldir}
1305
1306 # Generate a default definition for YACC.  This is used if the makefile can't
1307 # locate bison or byacc in objdir.
1308
1309 for prog in 'bison -y' byacc yacc
1310 do
1311   set dummy $prog; tmp=$2
1312   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
1313   for dir in $PATH; do
1314     test -z "$dir" && dir=.
1315     if test -f $dir/$tmp; then
1316       DEFAULT_YACC="$prog"
1317       break
1318     fi
1319   done
1320   IFS="$save_ifs"
1321
1322   test -n "$DEFAULT_YACC" && break
1323 done
1324
1325 # Generate a default definition for M4.  This is used if the makefile can't
1326 # locate m4 in objdir.
1327
1328 for prog in gm4 gnum4 m4
1329 do
1330   set dummy $prog; tmp=$2
1331   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
1332   for dir in $PATH; do
1333     test -z "$dir" && dir=.
1334     if test -f $dir/$tmp; then
1335       DEFAULT_M4="$prog"
1336       break
1337     fi
1338   done
1339   IFS="$save_ifs"
1340
1341   test -n "$DEFAULT_M4" && break
1342 done
1343
1344 # Generate a default definition for LEX.  This is used if the makefile can't
1345 # locate flex in objdir.
1346
1347 for prog in flex lex
1348 do
1349   set dummy $prog; tmp=$2
1350   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
1351   for dir in $PATH; do
1352     test -z "$dir" && dir=.
1353     if test -f $dir/$tmp; then
1354       DEFAULT_LEX="$prog"
1355       break
1356     fi
1357   done
1358   IFS="$save_ifs"
1359
1360   test -n "$DEFAULT_LEX" && break
1361 done
1362
1363 if test "${build}" != "${host}" ; then
1364   # If we are doing a Canadian Cross, in which the host and build systems
1365   # are not the same, we set reasonable default values for the tools.
1366
1367   BISON=${BISON-bison}
1368   CC=${CC-${host_alias}-gcc}
1369   CFLAGS=${CFLAGS-"-g -O2"}
1370   CXX=${CXX-${host_alias}-c++}
1371   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1372   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1373   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1374   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1375   GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1376   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1377   BUILD_PREFIX=${build_alias}-
1378   BUILD_PREFIX_1=${build_alias}-
1379   MAKEINFO=${MAKEINFO-makeinfo}
1380
1381   if test -z "${YACC}" ; then
1382     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1383     for dir in $PATH; do
1384       test -z "$dir" && dir=.
1385       if test -f $dir/bison; then
1386         YACC="bison -y"
1387         break
1388       fi
1389       if test -f $dir/byacc; then
1390         YACC=byacc
1391         break
1392       fi
1393       if test -f $dir/yacc; then
1394         YACC=yacc
1395         break
1396       fi
1397     done
1398     IFS="$save_ifs"
1399     if test -z "${YACC}" ; then
1400       YACC="bison -y"
1401     fi
1402   fi
1403
1404   if test -z "${LEX}" ; then
1405     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1406     for dir in $PATH; do
1407       test -z "$dir" && dir=.
1408       if test -f $dir/flex; then
1409         LEX=flex
1410         break
1411       fi
1412       if test -f $dir/lex; then
1413         LEX=lex
1414         break
1415       fi
1416     done
1417     IFS="$save_ifs"
1418     LEX=${LEX-flex}
1419   fi
1420
1421 else
1422   # Set reasonable default values for some tools even if not Canadian.
1423   # Of course, these are different reasonable default values, originally
1424   # specified directly in the Makefile.
1425   # We don't export, so that autoconf can do its job.
1426   # Note that all these settings are above the fragment inclusion point
1427   # in Makefile.in, so can still be overridden by fragments.
1428   # This is all going to change when we autoconfiscate...
1429
1430   BISON="\$(USUAL_BISON)"
1431   CC_FOR_BUILD="\$(CC)"
1432   GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1433   BUILD_PREFIX=
1434   BUILD_PREFIX_1=loser-
1435   MAKEINFO="\$(USUAL_MAKEINFO)"
1436   LEX="\$(USUAL_LEX)"
1437   YACC="\$(USUAL_YACC)"
1438
1439   # If CC is still not set, try to get gcc.
1440   cc_prog_is_gcc=
1441   if test -z "${CC}" ; then
1442     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1443     for dir in $PATH; do
1444       test -z "$dir" && dir=.
1445       if test -f $dir/gcc; then
1446         CC="gcc"
1447         cc_prog_is_gcc=yes
1448         echo 'void f(){}' > conftest.c
1449         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1450           CFLAGS=${CFLAGS-"-g -O2"}
1451           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1452         else
1453           CFLAGS=${CFLAGS-"-O2"}
1454           CXXFLAGS=${CXXFLAGS-"-O2"}
1455         fi
1456         rm -f conftest*
1457         break
1458       fi
1459     done
1460     IFS="$save_ifs"
1461     CC=${CC-cc}
1462   else
1463     # Determine if we are using gcc.
1464     cat > conftest.c <<EOF
1465 #ifdef __GNUC__
1466   yes;
1467 #endif
1468 EOF
1469     if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1470       cc_prog_is_gcc=yes
1471     fi
1472     rm -f conftest.c
1473     if test -z "${CFLAGS}"; then
1474       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1475       # is set to a version of gcc.
1476       if test "$cc_prog_is_gcc" = yes; then
1477         echo 'void f(){}' > conftest.c
1478         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1479           CFLAGS=${CFLAGS-"-g -O2"}
1480           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1481         else
1482           CFLAGS=${CFLAGS-"-O2"}
1483           CXXFLAGS=${CXXFLAGS-"-O2"}
1484         fi
1485         rm -f conftest*
1486       fi
1487     fi
1488   fi
1489
1490   # We must set the default linker to the linker used by gcc for the correct
1491   # operation of libtool.  If LD is not defined and we are using gcc, try to
1492   # set the LD default to the ld used by gcc.
1493   if test -z "$LD"; then
1494     if test "$cc_prog_is_gcc" = yes; then
1495       case $build in
1496       *-*-mingw*)
1497         gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1498       *)
1499         gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1500       esac
1501       case $gcc_prog_ld in
1502       # Accept absolute paths.
1503       [[\\/]* | [A-Za-z]:[\\/]*)]
1504         LD="$gcc_prog_ld" ;;
1505       esac
1506     fi
1507   fi
1508
1509   CXX=${CXX-"c++"}
1510   CFLAGS=${CFLAGS-"-g"}
1511   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1512 fi
1513
1514 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1515 # Set up the list of links to be made.
1516 # ${links} is the list of link names, and ${files} is the list of names to link to.
1517
1518 # Make the links.
1519 configlinks="${links}"
1520 if test -r ./config.status  ; then
1521   mv -f ./config.status ./config.back
1522 fi
1523 while test -n "${files}" ; do
1524   # set file to car of files, files to cdr of files
1525   set ${files}; file=$1; shift; files=$*
1526   set ${links}; link=$1; shift; links=$*
1527
1528   if test ! -r ${srcdir}/${file} ; then
1529     if test ! -r ${file} ; then
1530       echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1531       echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1532       exit 1
1533     else
1534       srcfile=${file}
1535     fi
1536   else
1537     srcfile=${srcdir}/${file}
1538   fi
1539
1540   ${remove} -f ${link}
1541   # Make a symlink if possible, otherwise try a hard link
1542   if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1543     true
1544   else
1545     # We need to re-remove the file because Lynx leaves a
1546     # very strange directory there when it fails an NFS symlink.
1547     ${remove} -r -f ${link}
1548     ${hard_link} ${srcfile} ${link}
1549   fi
1550   if test ! -r ${link} ; then
1551     echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1552     exit 1
1553   fi
1554
1555   echo "Linked \"${link}\" to \"${srcfile}\"."
1556 done
1557
1558 # Create a .gdbinit file which runs the one in srcdir
1559 # and tells GDB to look there for source files.
1560
1561 if test -r ${srcdir}/.gdbinit ; then
1562   case ${srcdir} in
1563     .) ;;
1564     *) cat > ./.gdbinit <<EOF
1565 # ${NO_EDIT}
1566 dir ${srcdir}
1567 dir .
1568 source ${srcdir}/.gdbinit
1569 EOF
1570     ;;
1571   esac
1572 fi
1573
1574 # Make sure that the compiler is able to generate an executable.  If it
1575 # can't, we are probably in trouble.  We don't care whether we can run the
1576 # executable--we might be using a cross compiler--we only care whether it
1577 # can be created.  At this point the main configure script has set CC.
1578 we_are_ok=no
1579 echo "int main () { return 0; }" > conftest.c
1580 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1581 if test $? = 0 ; then
1582   if test -s conftest || test -s conftest.exe ; then
1583     we_are_ok=yes
1584   fi
1585 fi
1586 case $we_are_ok in
1587   no)
1588     echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1589     echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1590     rm -f conftest*
1591     exit 1
1592     ;;
1593 esac
1594 rm -f conftest*
1595
1596 # The Solaris /usr/ucb/cc compiler does not appear to work.
1597 case "${host}" in
1598   sparc-sun-solaris2*)
1599       CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1600       if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1601           could_use=
1602           test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1603           if test -d /opt/cygnus/bin ; then
1604               if test "$could_use" = "" ; then
1605                   could_use="/opt/cygnus/bin"
1606               else
1607                   could_use="$could_use or /opt/cygnus/bin"
1608               fi
1609           fi
1610         if test "$could_use" = "" ; then
1611             echo "Warning: compilation may fail because you're using"
1612             echo "/usr/ucb/cc.  You should change your PATH or CC "
1613             echo "variable and rerun configure."
1614         else
1615             echo "Warning: compilation may fail because you're using"
1616             echo "/usr/ucb/cc, when you should use the C compiler from"
1617             echo "$could_use.  You should change your"
1618             echo "PATH or CC variable and rerun configure."
1619         fi
1620       fi
1621   ;;
1622 esac
1623
1624 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1625 # binutils tools will find libbfd.so.
1626 case "${enable_shared}" in
1627   no | "") SET_LIB_PATH= ;;
1628   *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1629 esac
1630
1631 case "${host}" in
1632   *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1633   *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1634 esac
1635
1636 # Record target_configdirs and the configure arguments for target and
1637 # build configuration in Makefile.
1638 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1639
1640 # This is the final value for target_configdirs.  configdirs already
1641 # has its final value, as does build_modules.  It's time to create some
1642 # lists of valid targets.
1643
1644 all_build_modules=
1645 configure_build_modules=
1646 for module in ${build_modules} ; do
1647   all_build_modules=all-build-${module}
1648   configure_build_modules=configure-build-${module}
1649 done
1650
1651 # Determine whether gdb needs tk/tcl or not.
1652 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1653 # and in that case we want gdb to be built without tk.  Ugh!
1654 # In fact I believe gdb is the *only* package directly dependent on tk,
1655 # so we should be able to put the 'maybe's in unconditionally and
1656 # leave out the maybe dependencies when enable_gdbtk is false.  I'm not
1657 # 100% sure that that's safe though.
1658
1659 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1660 case "$enable_gdbtk" in
1661   no)
1662     GDB_TK="" ;;
1663   yes)
1664     GDB_TK="${gdb_tk}" ;;
1665   *)
1666     # Only add the dependency on gdbtk when GDBtk is part of the gdb
1667     # distro.  Eventually someone will fix this and move Insight, nee
1668     # gdbtk to a separate directory.
1669     if test -d ${srcdir}/gdb/gdbtk ; then
1670       GDB_TK="${gdb_tk}"
1671     else
1672       GDB_TK=""
1673     fi
1674     ;;
1675 esac
1676
1677 # Create the 'maybe dependencies'.  This uses a temporary file.
1678
1679 # While at that, we remove Makefiles if we were started for recursive
1680 # configuration, so that the top-level Makefile reconfigures them,
1681 # like we used to do when configure itself was recursive.
1682 rm -f maybedep.tmp
1683 echo '# maybedep.tmp' > maybedep.tmp
1684
1685 # Make-targets which may need maybe dependencies.
1686 mts="configure all install check clean distclean dvi info install-info"
1687 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1688
1689 # Loop over modules and make-targets.
1690 for module in ${build_modules} ; do
1691   if test -z "${no_recursion}" \
1692      && test -f ${build_subdir}/${module}/Makefile; then
1693     echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1694     rm -f ${build_subdir}/${module}/Makefile
1695   fi
1696   for mt in ${mts} ; do
1697     case ${mt} in
1698       install) ;; # No installing build modules.
1699       *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1700     esac
1701   done
1702 done
1703 for module in ${configdirs} ; do
1704   if test -z "${no_recursion}" \
1705      && test -f ${module}/Makefile; then
1706     echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1707     rm -f ${module}/Makefile
1708   fi
1709   for mt in ${mts} ; do
1710     echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1711   done
1712 done
1713 for module in ${target_configdirs} ; do
1714   if test -z "${no_recursion}" \
1715      && test -f ${target_subdir}/${module}/Makefile; then
1716     echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1717     rm -f ${target_subdir}/${module}/Makefile
1718   fi
1719   for mt in ${mts} ; do
1720     echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1721   done
1722 done
1723 maybe_dependencies=maybedep.tmp
1724 AC_SUBST_FILE(maybe_dependencies)
1725
1726 # Create the serialization dependencies.  This uses a temporary file.
1727
1728 AC_ARG_ENABLE([serial-configure],
1729 [  --enable-serial-[{host,target,build}-]configure
1730                           Force sequential configuration of
1731                           sub-packages for the host, target or build
1732                           machine, or all sub-packages])
1733
1734 case ${enable_serial_configure} in
1735   yes)
1736     enable_serial_build_configure=yes
1737     enable_serial_host_configure=yes
1738     enable_serial_target_configure=yes
1739     ;;
1740 esac
1741
1742 # These force 'configure's to be done one at a time, to avoid problems
1743 # with contention over a shared config.cache.
1744 rm -f serdep.tmp
1745 echo '# serdep.tmp' > serdep.tmp
1746 olditem=
1747 test "x${enable_serial_build_configure}" = xyes &&
1748 for item in ${build_configdirs} ; do
1749   case ${olditem} in
1750     "") ;;
1751     *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1752   esac
1753   olditem=${item}
1754 done
1755 olditem=
1756 test "x${enable_serial_host_configure}" = xyes &&
1757 for item in ${configdirs} ; do
1758   case ${olditem} in
1759     "") ;;
1760     *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1761   esac
1762   olditem=${item}
1763 done
1764 olditem=
1765 test "x${enable_serial_target_configure}" = xyes &&
1766 for item in ${target_configdirs} ; do
1767   case ${olditem} in
1768     "") ;;
1769     *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1770   esac
1771   olditem=${item}
1772 done
1773 serialization_dependencies=serdep.tmp
1774 AC_SUBST_FILE(serialization_dependencies)
1775
1776 # Base args.  Strip norecursion, cache-file, srcdir, host, build,
1777 # target and nonopt.  These are the ones we might not want to pass
1778 # down to subconfigures.  Also strip program-prefix, program-suffix,
1779 # and program-transform-name, so that we can pass down a consistent
1780 # program-transform-name.  If autoconf has put single quotes around
1781 # any of these arguments (because they contain shell metacharacters)
1782 # then this will fail; in practice this only happens for
1783 # --program-transform-name, so be sure to override --program-transform-name
1784 # at the end of the argument list.
1785 # These will be expanded by make, so quote '$'.
1786 cat <<\EOF_SED > conftestsed
1787 s/ --no[[^ ]]* / /
1788 s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
1789 s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
1790 s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
1791 s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
1792 s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
1793 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]* / /
1794 s/ -cache-file[[= ]][[^ ]]* / /
1795 s/ -srcdir[[= ]][[^ ]]* / /
1796 s/ -host[[= ]][[^ ]]* / /
1797 s/ -build[[= ]][[^ ]]* / /
1798 s/ -target[[= ]][[^ ]]* / /
1799 s/ -program-prefix[[= ]][[^ ]]* / /
1800 s/ -program-suffix[[= ]][[^ ]]* / /
1801 s/ -program-transform-name[[= ]][[^ ]]* / /
1802 s/ [[^' -][^ ]*] / /
1803 s/^ *//;s/ *$//
1804 s,\$,$$,g
1805 EOF_SED
1806 sed -f conftestsed <<EOF_SED > conftestsed.out
1807  ${ac_configure_args}
1808 EOF_SED
1809 baseargs=`cat conftestsed.out`
1810 rm -f conftestsed conftestsed.out
1811
1812 # Add in --program-transform-name, after --program-prefix and
1813 # --program-suffix have been applied to it.  Autoconf has already
1814 # doubled dollar signs and backslashes in program_transform_name; we want
1815 # the backslashes un-doubled, and then the entire thing wrapped in single
1816 # quotes, because this will be expanded first by make and then by the shell.
1817 # Also, because we want to override the logic in subdir configure scripts to
1818 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1819 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1820 ${program_transform_name}
1821 EOF_SED
1822 gcc_transform_name=`cat conftestsed.out`
1823 rm -f conftestsed.out
1824 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1825
1826 # For the build-side libraries, we just need to pretend we're native,
1827 # and not use the same cache file.  Multilibs are neither needed nor
1828 # desired.
1829 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1830
1831 # For host modules, accept cache file option, or specification as blank.
1832 case "${cache_file}" in
1833 "") # empty
1834   cache_file_option="" ;;
1835 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1836   cache_file_option="--cache-file=${cache_file}" ;;
1837 *) # relative path
1838   cache_file_option="--cache-file=../${cache_file}" ;;
1839 esac
1840
1841 # Host dirs don't like to share a cache file either, horribly enough.
1842 # This seems to be due to autoconf 2.5x stupidity.
1843 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1844
1845 target_configargs=${baseargs}
1846
1847 # Passing a --with-cross-host argument lets the target libraries know
1848 # whether they are being built with a cross-compiler or being built
1849 # native.  However, it would be better to use other mechanisms to make the
1850 # sorts of decisions they want to make on this basis.  Please consider
1851 # this option to be deprecated.  FIXME.
1852 if test x${is_cross_compiler} = xyes ; then
1853   target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1854 fi
1855
1856 # Default to --enable-multilib.
1857 if test x${enable_multilib} = x ; then
1858   target_configargs="--enable-multilib ${target_configargs}"
1859 fi
1860
1861 # Pass --with-newlib if appropriate.  Note that target_configdirs has
1862 # changed from the earlier setting of with_newlib.
1863 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1864   target_configargs="--with-newlib ${target_configargs}"
1865 fi
1866
1867 # Different target subdirs use different values of certain variables
1868 # (notably CXX).  Worse, multilibs use *lots* of different values.
1869 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1870 # it doesn't automatically accept command-line overrides of them.
1871 # This means it's not safe for target subdirs to share a cache file,
1872 # which is disgusting, but there you have it.  Hopefully this can be
1873 # fixed in future.  It's still worthwhile to use a cache file for each
1874 # directory.  I think.
1875
1876 # Pass the appropriate --host, --build, and --cache-file arguments.
1877 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1878
1879 # provide a proper gxx_include_dir.
1880 # Note, if you change the default, make sure to fix both here and in
1881 # the gcc and libstdc++-v3 subdirectories.
1882 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1883 case "${with_gxx_include_dir}" in
1884   yes)
1885     AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1886     ;;
1887   no | "")
1888     case "${enable_version_specific_runtime_libs}" in
1889       yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1890       *)
1891         . ${srcdir}/config.if
1892         gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1893     esac ;;
1894   *) gxx_include_dir=${with_gxx_include_dir} ;;
1895 esac
1896
1897 FLAGS_FOR_TARGET=
1898 case " $target_configdirs " in
1899  *" newlib "*)
1900   case " $target_configargs " in
1901   *" --with-newlib "*)
1902    case "$target" in
1903    *-cygwin*)
1904      FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include' ;;
1905    esac
1906
1907    # If we're not building GCC, don't discard standard headers.
1908    if test -d ${srcdir}/gcc; then
1909      FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1910
1911      if test "${build}" != "${host}"; then
1912        # On Canadian crosses, CC_FOR_TARGET will have already been set
1913        # by `configure', so we won't have an opportunity to add -Bgcc/
1914        # to it.  This is right: we don't want to search that directory
1915        # for binaries, but we want the header files in there, so add
1916        # them explicitly.
1917        FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1918
1919        # Someone might think of using the pre-installed headers on
1920        # Canadian crosses, in case the installed compiler is not fully
1921        # compatible with the compiler being built.  In this case, it
1922        # would be better to flag an error than risking having
1923        # incompatible object files being constructed.  We can't
1924        # guarantee that an error will be flagged, but let's hope the
1925        # compiler will do it, when presented with incompatible header
1926        # files.
1927      fi
1928    fi
1929
1930    case "${target}-${is_cross_compiler}" in
1931    i[[3456789]]86-*-linux*-no)
1932       # Here host == target, so we don't need to build gcc,
1933       # so we don't want to discard standard headers.
1934       FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1935       ;;
1936    *)
1937       # If we're building newlib, use its generic headers last, but search
1938       # for any libc-related directories first (so make it the last -B
1939       # switch).
1940       FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1941       ;;
1942    esac
1943    ;;
1944   esac
1945   ;;
1946 esac
1947
1948 # Allow the user to override the flags for
1949 # our build compiler if desired.
1950 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
1951
1952 # On Canadian crosses, we'll be searching the right directories for
1953 # the previously-installed cross compiler, so don't bother to add
1954 # flags for directories within the install tree of the compiler
1955 # being built; programs in there won't even run.
1956 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1957   # Search for pre-installed headers if nothing else fits.
1958   FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1959 fi
1960
1961 if test "x${use_gnu_ld}" = x &&
1962    echo " ${configdirs} " | grep " ld " > /dev/null ; then
1963   # Arrange for us to find uninstalled linker scripts.
1964   FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1965 fi
1966
1967 if test "x${CC_FOR_TARGET+set}" = xset; then
1968   :
1969 elif test -d ${srcdir}/gcc; then
1970   CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1971 elif test "$host" = "$target"; then
1972   CC_FOR_TARGET='$(CC)'
1973 else
1974   CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1975 fi
1976 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1977
1978 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1979   :
1980 elif test -d ${srcdir}/gcc; then
1981   GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1982 elif test "$host" = "$target"; then
1983   GCJ_FOR_TARGET='gcj'
1984 else
1985   GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1986 fi
1987 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1988
1989 # Don't use libstdc++-v3's flags to configure/build itself.
1990 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1991 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1992
1993 if test "x${CXX_FOR_TARGET+set}" = xset; then
1994   if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
1995     RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1996   fi
1997 elif test -d ${srcdir}/gcc; then
1998   # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1999   # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2000   # default whereas gcc does not.
2001   # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2002   # all other cases.
2003   CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2004   RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2005 elif test "$host" = "$target"; then
2006   CXX_FOR_TARGET='$(CXX)'
2007   RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2008 else
2009   CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2010   RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2011 fi
2012 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2013 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2014
2015 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2016 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2017
2018 # We want to defer the evaluation of `cmd`s and shell variables in
2019 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2020 # bootstrap.  We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2021 # quotes, but we still have to duplicate `$'s so that shell variables
2022 # can be expanded by the nested make as shell variables, not as make
2023 # macros.
2024 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2025 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2026
2027 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2028 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2029 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2030 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2031 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2032 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2033 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2034
2035 # Makefile fragments.
2036 host_makefile_frag=${srcdir}/${host_makefile_frag}
2037 target_makefile_frag=${srcdir}/${target_makefile_frag}
2038 alphaieee_frag=${srcdir}/${alphaieee_frag}
2039 ospace_frag=${srcdir}/${ospace_frag}
2040 AC_SUBST_FILE(host_makefile_frag)
2041 AC_SUBST_FILE(target_makefile_frag)
2042 AC_SUBST_FILE(alphaieee_frag)
2043 AC_SUBST_FILE(ospace_frag)
2044
2045 # Miscellanea: directories, flags, etc.
2046 AC_SUBST(SET_LIB_PATH)
2047 AC_SUBST(RPATH_ENVVAR)
2048 AC_SUBST(BUILD_PREFIX)
2049 AC_SUBST(BUILD_PREFIX_1)
2050 AC_SUBST(configlinks)
2051 AC_SUBST(gcc_version_trigger)
2052 AC_SUBST(gcc_version)
2053 AC_SUBST(tooldir)
2054 AC_SUBST(build_tooldir)
2055 AC_SUBST(GDB_TK)
2056 AC_SUBST(gxx_include_dir)
2057 AC_SUBST(libstdcxx_incdir)
2058
2059 # Build module lists & subconfigure args.
2060 AC_SUBST(build_configargs)
2061 AC_SUBST(configure_build_modules)
2062 AC_SUBST(all_build_modules)
2063
2064 # Host module lists & subconfigure args.
2065 AC_SUBST(host_configargs)
2066 AC_SUBST(configdirs)
2067
2068 # Target module lists & subconfigure args.
2069 AC_SUBST(target_configargs)
2070 AC_SUBST(target_configdirs)
2071
2072 # Build tools.
2073 AC_SUBST(BISON)
2074 AC_SUBST(CC_FOR_BUILD)
2075 AC_SUBST(LEX)
2076 AC_SUBST(MAKEINFO)
2077 AC_SUBST(YACC)
2078 AC_SUBST(config_shell)
2079
2080 # Host tools.
2081 NCN_STRICT_CHECK_TOOL(AR, ar)
2082 NCN_STRICT_CHECK_TOOL(AS, as)
2083 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2084 NCN_STRICT_CHECK_TOOL(LD, ld)
2085 NCN_STRICT_CHECK_TOOL(NM, nm)
2086 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2087 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2088 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2089 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2090 AC_SUBST(CC)
2091 AC_SUBST(CXX)
2092 AC_SUBST(CFLAGS)
2093 AC_SUBST(CFLAGS_FOR_BUILD)
2094 AC_SUBST(CXXFLAGS)
2095 AC_SUBST(DEFAULT_YACC)
2096 AC_SUBST(DEFAULT_LEX)
2097 AC_SUBST(DEFAULT_M4)
2098
2099 # Target tools.
2100 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2101 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2102 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2103 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2104 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2105 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2106 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2107
2108 AC_SUBST(GCC_FOR_TARGET)
2109 AC_SUBST(FLAGS_FOR_TARGET)
2110 AC_SUBST(CC_FOR_TARGET)
2111 AC_SUBST(GCJ_FOR_TARGET)
2112 AC_SUBST(CXX_FOR_TARGET)
2113 AC_SUBST(RAW_CXX_FOR_TARGET)
2114 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2115 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2116
2117 # Fix up target tools.
2118 if test "x${build}" = "x${host}" ; then
2119   # In this case, the newly built tools can and should be used,
2120   # so we override the results of the autoconf tests.
2121   # This should really only happen when the tools are actually being built,
2122   # but that's a further refinement.  The new build scheme, where
2123   # tools are built into a structure paralleling where they're installed,
2124   # should also eliminate all of this cleanly.
2125   AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2126   AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2127   DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2128   LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2129   NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2130   RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2131   WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2132 fi
2133 # Certain tools may need extra flags.
2134 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2135 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2136 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2137
2138 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2139 AC_ARG_ENABLE(maintainer-mode,
2140 [  --enable-maintainer-mode enable make rules and dependencies not useful
2141                           (and sometimes confusing) to the casual installer],
2142       USE_MAINTAINER_MODE=$enableval,
2143       USE_MAINTAINER_MODE=no)
2144 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2145 AC_SUBST(MAINTAINER_MODE_TRUE)
2146 AC_SUBST(MAINTAINER_MODE_FALSE)
2147 if test "$USE_MAINTAINER_MODE" = yes; then
2148   MAINTAINER_MODE_TRUE=
2149   MAINTAINER_MODE_FALSE='#'
2150 else
2151   MAINTAINER_MODE_TRUE='#'
2152   MAINTAINER_MODE_FALSE=
2153 fi
2154 MAINT=$MAINTAINER_MODE_TRUE
2155 AC_SUBST(MAINT)dnl
2156
2157 AC_OUTPUT(Makefile)