gas/configure

   1 #!/bin/sh
   2 # Please do not edit this file.  It is generated automatically from
   3 # configure.in and a configure template.
   4 configdirs=
   5
   6 #!/bin/sh
   7
   8 # Configuration script template
   9 #   Copyright (C) 1988, 1990, 1991 Free Software Foundation, Inc.
  10
  11 #This file is part of GNU.
  12
  13 #GNU CC is free software; you can redistribute it and/or modify
  14 #it under the terms of the GNU General Public License as published by
  15 #the Free Software Foundation; either version 1, or (at your option)
  16 #any later version.
  17
  18 #GNU CC is distributed in the hope that it will be useful,
  19 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 #GNU General Public License for more details.
  22
  23 #You should have received a copy of the GNU General Public License
  24 #along with GNU CC; see the file COPYING.  If not, write to
  25 #the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  26
  27 # $Id$
  28
  29 #
  30 # Shell script to create proper links to machine-dependent files in
  31 # preparation for compiling gcc.
  32 #
  33 # Usage: configure [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET
  34 #
  35 # If configure succeeds, it leaves its status in config.status.
  36 # If configure fails after disturbing the status quo,
  37 #       config.status is removed.
  38 #
  39
  40 progname=$0
  41
  42 remove=rm
  43 hard_link=ln
  44 symbolic_link='ln -s'
  45
  46 #for Test
  47 #remove="echo rm"
  48 #hard_link="echo ln"
  49 #symbolic_link="echo ln -s"
  50
  51 # clear some things potentially inherited from environment.
  52 ansi=
  53 destdir=
  54 hostsubdir=
  55 norecurse=
  56 removing=
  57 srcdir=
  58 srctrigger=
  59 target=
  60 targetsubdir=
  61 template=
  62
  63 for arg in $*;
  64 do
  65         case ${arg} in
  66         -ansi | +ansi)
  67                 ansi=true
  68                 ;;
  69         -destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=* | +d=*)
  70                 destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
  71                 ;;
  72         -forcesubdirs | +f*)
  73                 forcesubdirs=${arg}
  74                 ;;
  75         -host=* | +host=* | +hos=* | +ho=* | +h=*)
  76                 host=`echo ${arg} | sed 's/[+-]h[a-z]*=//'`
  77                 ;;
  78         -languages=* | +languages=* | +language=* | +languag=* \
  79                 | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
  80                 | +l=*)
  81                 languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
  82                 ;;
  83         -gas | +gas | +ga | +g)
  84                 gas=yes
  85                 ;;
  86         -nfp | +nfp | +nf | +n)
  87                 nfp=yes
  88                 ;;
  89         -norecurse | +norecurse)
  90                 norecurse=true
  91                 ;;
  92         -rm | +rm)
  93                 removing=${arg}
  94                 ;;
  95         -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
  96                 srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
  97                 ;;
  98         -template=* | +template=*)
  99                 template=`echo ${arg} | sed 's/[+-]template=//'`
 100                 ;;
 101         *)
 102 # Allow configure HOST TARGET
 103                 if [ -z "${host}" ] ; then host=${target} ; fi
 104                 target=${arg}
 105                 ;;
 106         esac
 107 done
 108
 109 # process host and target only if not rebuilding configure itself or removing.
 110 if [ -z "${template}" -a -z "${removing}" ]
 111 then
 112         # Complain if an arg is missing
 113         if [ -z "${target}" ]
 114         then
 115                 echo "Usage: ${progname} [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET"
 116                 echo -n "Where HOST and TARGET are something like "
 117                 echo "\`vax', \`sun3', \`encore', etc."
 118                 if [ -r config.status ]
 119                 then
 120                         cat config.status
 121                 fi
 122                 exit 1
 123         fi
 124 fi
 125
 126 # Default other arg
 127 if [ -z "${host}" ]
 128 then
 129         host=${target}
 130 fi
 131
 132 #### configure.in files come in here.
 133 # This file is a shell script that supplies the information necessary
 134 # to tailor a template configure script into the configure script
 135 # appropriate for this directory.  For more information, check any
 136 # existing configure script.
 137
 138 srctrigger=as.c
 139 srcname="gas"
 140
 141 # assign cpu type
 142 case $target in
 143 sun4* | sparc*)
 144         cpu_type=sparc
 145         ;;
 146 sun3*)
 147         cpu_type=m68k
 148         ;;
 149 i386*)
 150         cpu_type=i386
 151         ;;
 152 i960*)
 153         cpu_type=i960
 154         ;;
 155 a29k*)
 156         cpu_type=a29k
 157         ;;
 158 *)
 159         cpu_type=generic
 160         ;;
 161 esac
 162
 163 # assign object format
 164 case $target in
 165 *-coff)
 166         obj_format=coff
 167         ;;
 168 *-bout)
 169         obj_format=bout
 170         ;;
 171 generic)
 172         obj_format=generic
 173         ;;
 174 *)
 175         obj_format=aout
 176         ;;
 177 esac
 178
 179 # assign floating point type
 180 case $target in
 181 vax)
 182         atof=vax
 183         ;;
 184 *)
 185         atof=ieee
 186         ;;
 187 esac
 188
 189 files="config/ho-${host}.h config/tc-${cpu_type}.c \
 190         config/tc-${cpu_type}.h config/te-generic.h \
 191         config/obj-${obj_format}.h config/obj-${obj_format}.c \
 192         config/atof-${atof}.c"
 193
 194 links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
 195 ### end of configure.in
 196
 197 # are we rebuilding config itself?
 198 if [ -n "${template}" ]
 199 then
 200         if [ ! -r ${template} ]
 201         then
 202                 echo "Can't find template ${template}."
 203                 exit 1
 204         fi
 205
 206         mv configure configure.old
 207         echo "#!/bin/sh" > configure
 208         echo "# Please do not edit this file.  It is generated automatically from" >> configure
 209         echo "# configure.in and a configure template." >> configure
 210         echo "configdirs=" >> configure
 211         echo >> configure
 212
 213         if [ -r configure.in ]
 214         then
 215                 sed -e "/^####/  r configure.in" ${template} >> configure
 216         else
 217                 echo Warning: no configure.in in `pwd`
 218                 cat ${template} >> configure
 219         fi
 220
 221         chmod a+x configure
 222         rm configure.old
 223         echo Rebuilt configure in `pwd`
 224
 225         if [ -z "${norecurse}" ]
 226         then
 227                 while [ -n "${configdirs}" ]
 228                 do
 229                         # set configdir to car of configdirs, configdirs to cdr of configdirs
 230                         set ${configdirs}; configdir=$1; shift; configdirs=$*
 231
 232                         if [ "`echo ${configdir}.*`" != "${configdir}.*" ]
 233                         then
 234                                 targetspecificdirs=${configdir}.*
 235                         else
 236                                 targetspecificdirs=
 237                         fi
 238
 239                         for i in ${configdir} ${targetspecificdirs}
 240                         do
 241                                 if [ -r $i/configure ]
 242                                 then
 243                                         (cd $i ;
 244                                                 configure +template=${template})
 245                                 else
 246                                         echo No configure script in `pwd`/$i
 247                                 fi
 248                         done
 249                 done
 250         fi
 251
 252         exit 0
 253 fi
 254
 255 # some sanity checks on configure.in
 256 if [ -z "${srctrigger}" ]
 257 then
 258         echo srctrigger not set in configure.in. `pwd` not configured.
 259         exit 1
 260 fi
 261
 262 # Temporarily, we support only direct subdir builds.
 263 hostsubdir=Host-${host}
 264 targetsubdir=Target-${target}
 265
 266 if [ -n "${removing}" ]
 267 then
 268         if [ -d "${hostsubdir}/${targetsubdir}" ]
 269         then
 270                 rm -rf ${hostsubdir}/${targetsubdir}
 271
 272                 if [ -z "`(ls ${hostsubdir}) 2>&1 | grep Target-`" ]
 273                 then
 274                         rm -rf ${hostsubdir}
 275                 fi
 276         else
 277                 rm -f .gdbinit Makefile config.status ${links}
 278         fi
 279 else
 280         if [ -n "${forcesubdirs}" ]
 281         then
 282                 # check for existing status before allowing forced subdirs.
 283                 if [ -f Makefile ]
 284                 then
 285                         echo "Makefile already exists in source directory.  `pwd` not configured."
 286                         exit 1
 287                 fi
 288
 289                 if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
 290                 cd ${hostsubdir}
 291
 292                 if [ ! -d ${targetsubdir} ] ; then mkdir ${targetsubdir} ; fi
 293                 cd ${targetsubdir}
 294
 295                 srcdir=../..
 296         else
 297                 # if not subdir builds, then make sure none exist.
 298                 if [ -n "`(ls .) 2>&1 | grep Host-`" ]
 299                 then
 300                         echo "Configured subdirs exist.  `pwd` not configured."
 301                         exit 1
 302                 fi
 303         fi
 304
 305         # Find the source files, if location was not specified.
 306         if [ -z "${srcdir}" ]
 307         then
 308                 srcdirdefaulted=1
 309                 srcdir=.
 310                 if [ -n "${srctrigger}" -a ! -r ${srctrigger} ]
 311                 then
 312                         srcdir=..
 313                 fi
 314         fi
 315
 316         if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ]
 317         then
 318                 if [ -z "${srcdirdefaulted}" ]
 319                 then
 320                   echo "${progname}: Can't find ${srcname} sources in \`${srcdir}'." 1>&2
 321                 else
 322                   echo "${progname}: Can't find ${srcname} sources in \`.' or \`..'." 1>&2
 323                 fi
 324                 exit 1
 325         fi
 326
 327         # Set up the list of links to be made.
 328         # ${links} is the list of link names, and ${files} is the list of names to link to.
 329
 330         # Make the links.
 331         while [ -n "${files}" ]
 332         do
 333                 # set file to car of files, files to cdr of files
 334                 set ${files}; file=$1; shift; files=$*
 335                 set ${links}; link=$1; shift; links=$*
 336
 337                 if [ ! -r ${srcdir}/${file} ]
 338                 then
 339                         echo "${progname}: cannot create a link \"${link}\"," 1>&2
 340                         echo "since the file \"${file}\" does not exist." 1>&2
 341                         exit 1
 342                 fi
 343
 344                 ${remove} -f ${link}
 345                 rm -f config.status
 346                 # Make a symlink if possible, otherwise try a hard link
 347                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 348
 349                 if [ ! -r ${link} ]
 350                 then
 351                         echo "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 352                         exit 1
 353                 fi
 354                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 355         done
 356
 357         # Create a .gdbinit file which runs the one in srcdir
 358         # and tells GDB to look there for source files.
 359
 360         case ${srcdir} in
 361         .)
 362                 ;;
 363         *)
 364                 echo "dir ." > .gdbinit
 365                 echo "dir ${srcdir}" >> .gdbinit
 366                 echo "source ${srcdir}/.gdbinit" >> .gdbinit
 367                 ;;
 368         esac
 369
 370         # Install a makefile, and make it set VPATH
 371         # if necessary so that the sources are found.
 372         # Also change its value of srcdir.
 373
 374 # FIXME-someday: This business of always writing to .tem and mv back
 375 # is so that I don't screw things up while developing.  Once this
 376 # template is stable, these should be optimized. xoxorich.
 377
 378         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 379         if [ "${host}" != "${target}" ]
 380         then
 381                 echo "CROSS=-DCROSS_COMPILE" > Makefile
 382                 echo "ALL=start.encap" >> Makefile
 383         else
 384                 echo "ALL=all.internal" > Makefile
 385         fi
 386
 387         # set target, host, VPATH
 388         echo "host = ${host}" >> Makefile
 389         echo "target = ${target}" >> Makefile
 390
 391         if [ -n "${forcesubdirs}" ]
 392         then
 393                 echo "subdir = /${hostsubdir}/${targetsubdir}" >> Makefile
 394         else
 395                 echo "subdir =" >> Makefile
 396         fi
 397
 398 #       echo "workdir = `pwd`" >> Makefile
 399         echo "VPATH = ${srcdir}" >> Makefile
 400
 401         # add Makefile.in
 402         cat ${srcdir}/Makefile.in >> Makefile
 403
 404         # and shake thoroughly.
 405         host_var_file=hmake-${host}
 406         target_var_file=tmake-${target}
 407
 408         # Conditionalize the makefile for this host.
 409         if [ -f ${srcdir}/config/${host_var_file} ]
 410         then
 411                 sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile > Makefile.tem
 412                 mv Makefile.tem Makefile
 413         fi
 414
 415         # Conditionalize the makefile for this target.
 416         if [ -f ${srcdir}/config/${target_var_file} ]
 417         then
 418                 sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile > Makefile.tem
 419                 mv Makefile.tem Makefile
 420         fi
 421
 422         # set srcdir
 423         sed "s@^srcdir = \.@srcdir = ${srcdir}@" Makefile > Makefile.tem
 424         mv Makefile.tem Makefile
 425
 426         # set destdir
 427         if [ -n "${destdir}" ]
 428         then
 429                 sed "s:^destdir =.*$:destdir = ${destdir}:" Makefile > Makefile.tem
 430                 mv Makefile.tem Makefile
 431         fi
 432
 433         # Remove all formfeeds, since some Makes get confused by them.
 434         sed "s/\f//" Makefile >> Makefile.tem
 435         mv Makefile.tem Makefile
 436
 437         # reset SUBDIRS
 438         sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile > Makefile.tem
 439         mv Makefile.tem Makefile
 440
 441         # reset NONSUBDIRS
 442         sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile > Makefile.tem
 443         mv Makefile.tem Makefile
 444
 445         using=
 446         if [ -f ${srcdir}/config/${host_var_file} ]
 447         then
 448                 using=" using \"${host_var_file}\""
 449         fi
 450
 451         if [ -f ${srcdir}/config/${target_var_file} ]
 452         then
 453                 if [ -z "${using}" ]
 454                 then
 455                         andusing=" using \"${target_var_file}\""
 456                 else
 457                         andusing="${using} and \"${target_var_file}\""
 458                 fi
 459         else
 460                 andusing=${using}
 461         fi
 462
 463         echo "Created \"Makefile\""${andusing}.
 464
 465         if [ "${host}" = "${target}" ]
 466         then
 467                 echo "Links are now set up for use with a ${target}." \
 468                         > config.status
 469 #                       | tee ${srcdir}/config.status
 470         else
 471                 echo "Links are now set up for host ${host} and target ${target}." \
 472                         > config.status
 473 #                       | tee ${srcdir}/config.status
 474         fi
 475
 476         originaldir=`pwd`
 477         cd ${srcdir}
 478 fi
 479
 480 # If there are subdirectories, then recurse.
 481
 482 if [ -n "${norecurse}" ] ; then exit 0 ; fi
 483
 484 while [ -n "${configdirs}" ]
 485 do
 486         # set configdir to car of configdirs, configdirs to cdr of configdirs
 487         set ${configdirs}; configdir=$1; shift; configdirs=$*
 488
 489         # check for target override
 490         targetspecificdir=${configdir}.${target}
 491         if [ -d ${targetspecificdir} ]
 492         then
 493                 configdir=${targetspecificdir}
 494         fi
 495
 496         echo Configuring ${configdir}...
 497         (cd ${configdir} ;
 498                 ./configure ${forcesubdirs} ${removing} +host=${host} ${target}) \
 499                 | sed 's/^/     /'
 500 done
 501
 502 exit 0
 503
 504 #
 505 # $Log$
 506 # Revision 1.4  1991/04/13 02:10:29  rich
 507 # Config cut 3.  We now almost install a29k.
 508 #
 509 # Revision 1.3  1991/04/11  02:41:54  rich
 510 # Cut 2 config.  Subdirs.
 511 #
 512 #
 513 #
 514
 515
 516 # end of configure.template