support/shobj-conf

   1 #! /bin/sh
   2 #
   3 # shobj-conf -- output a series of variable assignments to be substituted
   4 #               into a Makefile by configure which specify system-dependent
   5 #               information for creating shared objects that may be loaded
   6 #               into bash with `enable -f'
   7 #
   8 # usage: shobj-conf [-C compiler] -c host_cpu -o host_os -v host_vendor
   9 #
  10 # Chet Ramey
  11 # chet@po.cwru.edu
  12
  13 # Copyright (C) 1996-2002 Free Software Foundation, Inc.
  14 #
  15 # This program is free software; you can redistribute it and/or modify
  16 # it under the terms of the GNU General Public License as published by
  17 # the Free Software Foundation; either version 2, or (at your option)
  18 # any later version.
  19 #
  20 # This program is distributed in the hope that it will be useful,
  21 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 # GNU General Public License for more details.
  24 #
  25 # You should have received a copy of the GNU General Public License
  26 # along with this program; if not, write to the Free Software
  27 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
  28
  29 #
  30 # defaults
  31 #
  32 SHOBJ_STATUS=supported
  33 SHLIB_STATUS=supported
  34
  35 SHOBJ_CC=cc
  36 SHOBJ_CFLAGS=
  37 SHOBJ_LD=
  38 SHOBJ_LDFLAGS=
  39 SHOBJ_XLDFLAGS=
  40 SHOBJ_LIBS=
  41
  42 SHLIB_XLDFLAGS=
  43 SHLIB_LIBS=
  44 SHLIB_LIBSUFF='so'
  45
  46 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF)'
  47
  48 PROGNAME=`basename $0`
  49 USAGE="$PROGNAME [-C compiler] -c host_cpu -o host_os -v host_vendor"
  50
  51 while [ $# -gt 0 ]; do
  52         case "$1" in
  53         -C)     shift; SHOBJ_CC="$1"; shift ;;
  54         -c)     shift; host_cpu="$1"; shift ;;
  55         -o)     shift; host_os="$1"; shift ;;
  56         -v)     shift; host_vendor="$1"; shift ;;
  57         *)      echo "$USAGE" >&2 ; exit 2;;
  58         esac
  59 done
  60
  61 case "${host_os}-${SHOBJ_CC}" in
  62 sunos4*-*gcc*)
  63         SHOBJ_CFLAGS=-fpic
  64         SHOBJ_LD=/usr/bin/ld
  65         SHOBJ_LDFLAGS='-assert pure-text'
  66
  67         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  68         ;;
  69
  70 sunos4*)
  71         SHOBJ_CFLAGS=-pic
  72         SHOBJ_LD=/usr/bin/ld
  73         SHOBJ_LDFLAGS='-assert pure-text'
  74
  75         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  76         ;;
  77
  78 sunos5*-*gcc*|solaris2*-*gcc*)
  79         SHOBJ_CFLAGS=-fpic
  80         SHOBJ_LD='${CC}'
  81         # This line works for the Solaris linker in /usr/ccs/bin/ld
  82         SHOBJ_LDFLAGS='-shared -Wl,-i -Wl,-h,$@'
  83         # This line works for the GNU ld
  84 #       SHOBJ_LDFLAGS='-shared -Wl,-h,$@'
  85
  86 #       SHLIB_XLDFLAGS='-R $(libdir)'
  87         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
  88         ;;
  89
  90 sunos5*|solaris2*)
  91         SHOBJ_CFLAGS='-K pic'
  92         SHOBJ_LD=/usr/ccs/bin/ld
  93         SHOBJ_LDFLAGS='-G -dy -z text -i -h $@'
  94
  95 #       SHLIB_XLDFLAGS='-R $(libdir)'
  96         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
  97         ;;
  98
  99 # All versions of Linux or the semi-mythical GNU Hurd.
 100 linux*|gnu*)
 101         SHOBJ_CFLAGS=-fPIC
 102         SHOBJ_LD='${CC}'
 103         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 104
 105         SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir) -Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
 106         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 107         ;;
 108
 109 freebsd2* | netbsd*)
 110         SHOBJ_CFLAGS=-fpic
 111         SHOBJ_LD=ld
 112         SHOBJ_LDFLAGS='-x -Bshareable'
 113
 114         SHLIB_XLDFLAGS='-R$(libdir)'
 115         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 116         ;;
 117
 118 # FreeBSD-3.x ELF
 119 freebsd[3-9]*|freebsdelf[3-9]*|freebsdaout[3-9]*)
 120         SHOBJ_CFLAGS=-fpic
 121         SHOBJ_LD='${CC}'
 122
 123         if [ -x /usr/bin/objformat ] && [ "`/usr/bin/objformat`" = "elf" ]; then
 124                 SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 125
 126                 SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 127                 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 128         else
 129                 SHOBJ_LDFLAGS='-shared'
 130
 131                 SHLIB_XLDFLAGS='-R$(libdir)'
 132                 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 133         fi
 134         ;;
 135
 136 # Darwin/MacOS X
 137 darwin*|macosx*)
 138         SHOBJ_STATUS=unsupported
 139         SHLIB_STATUS=supported
 140
 141         SHOBJ_CFLAGS='-dynamic -fno-common'
 142
 143         SHOBJ_LD=/usr/bin/libtool
 144
 145         SHLIB_LIBVERSION='$(SHLIB_MAJOR)$(SHLIB_MINOR).$(SHLIB_LIBSUFF)'
 146         SHLIB_LIBSUFF='dylib'
 147
 148         SHOBJ_LDFLAGS='-dynamic'
 149         SHLIB_XLDFLAGS='-arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
 150
 151         SHLIB_LIBS='-lSystem'
 152         ;;
 153
 154 openbsd*)
 155         SHOBJ_CFLAGS=-fPIC
 156         SHOBJ_LD='${CC}'
 157         SHOBJ_LDFLAGS='-shared'
 158
 159         SHLIB_XLDFLAGS='-R$(libdir)'
 160         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 161         ;;
 162
 163 bsdi2*)
 164         SHOBJ_CC=shlicc2
 165         SHOBJ_CFLAGS=
 166         SHOBJ_LD=ld
 167         SHOBJ_LDFLAGS=-r
 168         SHOBJ_LIBS=-lc_s.2.1.0
 169
 170         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 171         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 172         # each system, and the library creation process is byzantine
 173         SHLIB_STATUS=unsupported
 174         ;;
 175
 176 bsdi3*)
 177         SHOBJ_CC=shlicc2
 178         SHOBJ_CFLAGS=
 179         SHOBJ_LD=ld
 180         SHOBJ_LDFLAGS=-r
 181         SHOBJ_LIBS=-lc_s.3.0.0
 182
 183         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 184         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 185         # each system, and the library creation process is byzantine
 186         SHLIB_STATUS=unsupported
 187         ;;
 188
 189 bsdi4*)
 190         # BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
 191         # shared libraries.  gcc 2.x is the standard compiler, and the
 192         # `normal' gcc options should work as they do in Linux.
 193
 194         SHOBJ_CFLAGS=-fPIC
 195         SHOBJ_LD='${CC}'
 196         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 197
 198         SHLIB_XLDFLAGS='-Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
 199         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 200         ;;
 201
 202 osf*-*gcc*)
 203         # Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
 204         SHOBJ_LD='${CC}'
 205         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 206
 207         SHLIB_XLDFLAGS='-rpath $(libdir)'
 208         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 209         ;;
 210
 211 osf*)
 212         SHOBJ_LD=ld
 213         SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'
 214
 215         SHLIB_XLDFLAGS='-rpath $(libdir)'
 216         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 217         ;;
 218
 219 aix4.[2-9]*-*gcc*)              # lightly tested by jik@cisco.com
 220         SHOBJ_CFLAGS=-fpic
 221         SHOBJ_LD='ld'
 222         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 223         SHOBJ_XLDFLAGS='-G'
 224
 225         SHLIB_XLDFLAGS='-bM:SRE'
 226         SHLIB_LIBS='-lcurses -lc'
 227         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 228         ;;
 229
 230 aix4.[2-9]*)
 231         SHOBJ_CFLAGS=-K
 232         SHOBJ_LD='ld'
 233         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 234         SHOBJ_XLDFLAGS='-G'
 235
 236         SHLIB_XLDFLAGS='-bM:SRE'
 237         SHLIB_LIBS='-lcurses -lc'
 238         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 239         ;;
 240
 241 #
 242 # THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
 243 #
 244 irix[56]*-*gcc*)
 245         SHOBJ_CFLAGS='-fpic'
 246         SHOBJ_LD='${CC}'
 247         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 248
 249         SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 250         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 251         ;;
 252
 253 irix[56]*)
 254         SHOBJ_CFLAGS='-K PIC'
 255         SHOBJ_LD=ld
 256 #       SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
 257 #       Change from David Kaelbling <drk@sgi.com>.  If you have problems,
 258 #       remove the `-no_unresolved'
 259         SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'
 260
 261         SHLIB_XLDFLAGS='-rpath $(libdir)'
 262         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 263         ;;
 264
 265 hpux9*-*gcc*)
 266         # must use gcc; the bundled cc cannot compile PIC code
 267         SHOBJ_CFLAGS='-fpic'
 268         SHOBJ_LD='${CC}'
 269         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 270
 271         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 272         SHLIB_LIBSUFF='sl'
 273         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 274         ;;
 275
 276 hpux9*)
 277         SHOBJ_STATUS=unsupported
 278         SHLIB_STATUS=unsupported
 279
 280         # If you are using the HP ANSI C compiler, you can uncomment and use
 281         # this code (I have not tested it)
 282 #       SHOBJ_STATUS=supported
 283 #       SHLIB_STATUS=supported
 284 #
 285 #       SHOBJ_CFLAGS='+z'
 286 #       SHOBJ_LD='ld'
 287 #       SHOBJ_LDFLAGS='-b +s'
 288 #
 289 #       SHLIB_XLDFLAGS='+b $(libdir)'
 290 #       SHLIB_LIBSUFF='sl'
 291 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 292
 293         ;;
 294
 295 hpux10*-*gcc*)
 296         # must use gcc; the bundled cc cannot compile PIC code
 297         SHOBJ_CFLAGS='-fpic'
 298         SHOBJ_LD='${CC}'
 299         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 300
 301         SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
 302         SHLIB_LIBSUFF='sl'
 303         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 304         ;;
 305
 306 hpux10*)
 307         SHOBJ_STATUS=unsupported
 308         SHLIB_STATUS=unsupported
 309
 310         # If you are using the HP ANSI C compiler, you can uncomment and use
 311         # this code (I have not tested it)
 312 #       SHOBJ_STATUS=supported
 313 #       SHLIB_STATUS=supported
 314 #
 315 #       SHOBJ_CFLAGS='+z'
 316 #       SHOBJ_LD='ld'
 317 #       SHOBJ_LDFLAGS='-b +s +h $@'
 318 #
 319 #       SHLIB_XLDFLAGS='+b $(libdir)'
 320 #       SHLIB_LIBSUFF='sl'
 321 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 322
 323         ;;
 324
 325 hpux11*-*gcc*)
 326         # must use gcc; the bundled cc cannot compile PIC code
 327         SHOBJ_CFLAGS='-fpic'
 328         SHOBJ_LD='${CC}'
 329 #       SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
 330         SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s -Wl,+h,$@'
 331
 332         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 333         SHLIB_LIBSUFF='sl'
 334         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 335         ;;
 336
 337 hpux11*)
 338         SHOBJ_STATUS=unsupported
 339         SHLIB_STATUS=unsupported
 340
 341         # If you are using the HP ANSI C compiler, you can uncomment and use
 342         # this code (I have not tested it)
 343 #       SHOBJ_STATUS=supported
 344 #       SHLIB_STATUS=supported
 345 #
 346 #       SHOBJ_CFLAGS='+z'
 347 #       SHOBJ_LD='ld'
 348 #       SHOBJ_LDFLAGS='-b +s +h $@'
 349 #
 350 #       SHLIB_XLDFLAGS='+b $(libdir)'
 351 #       SHLIB_LIBSUFF='sl'
 352 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 353
 354         ;;
 355
 356 sysv4*-*gcc*)
 357         SHOBJ_CFLAGS=-shared
 358         SHOBJ_LDFLAGS='-shared -h $@'
 359         SHOBJ_LD='${CC}'
 360
 361         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 362         ;;
 363
 364 sysv4*)
 365         SHOBJ_CFLAGS='-K PIC'
 366         SHOBJ_LD=ld
 367         SHOBJ_LDFLAGS='-dy -z text -G -h $@'
 368
 369         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 370         ;;
 371
 372 sco3.2v5*-*gcc*)
 373         SHOBJ_CFLAGS='-fpic'            # DEFAULTS TO ELF
 374         SHOBJ_LD='${CC}'
 375         SHOBJ_LDFLAGS='-shared'
 376
 377         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 378         ;;
 379
 380 sco3.2v5*)
 381         SHOBJ_CFLAGS='-K pic -b elf'
 382         SHOBJ_LD=ld
 383         SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'
 384
 385         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 386         ;;
 387
 388 sysv5uw7*-*gcc*)
 389         SHOBJ_CFLAGS='-fpic'
 390         SHOBJ_LD='${CC}'
 391         SHOBJ_LDFLAGS='-shared'
 392
 393         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 394         ;;
 395
 396 sysv5uw7*)
 397         SHOBJ_CFLAGS='-K PIC'
 398         SHOBJ_LD=ld
 399         SHOBJ_LDFLAGS='-G -dy -z text -h $@'
 400
 401         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 402         ;;
 403
 404 dgux*-*gcc*)
 405         SHOBJ_CFLAGS=-fpic
 406         SHOBJ_LD='${CC}'
 407         SHOBJ_LDFLAGS='-shared'
 408
 409         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 410         ;;
 411
 412 dgux*)
 413         SHOBJ_CFLAGS='-K pic'
 414         SHOBJ_LD=ld
 415         SHOBJ_LDFLAGS='-G -dy -h $@'
 416
 417         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 418         ;;
 419
 420 msdos*)
 421         SHOBJ_STATUS=unsupported
 422         SHLIB_STATUS=unsupported
 423         ;;
 424
 425 #
 426 # Rely on correct gcc configuration for everything else
 427 #
 428 *-*gcc*)
 429         SHOBJ_CFLAGS=-fpic
 430         SHOBJ_LD='${CC}'
 431         SHOBJ_LDFLAGS='-shared'
 432
 433         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 434         ;;
 435
 436 *)
 437         SHOBJ_STATUS=unsupported
 438         SHLIB_STATUS=unsupported
 439         ;;
 440
 441 esac
 442
 443 echo SHOBJ_CC=\'"$SHOBJ_CC"\'
 444 echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
 445 echo SHOBJ_LD=\'"$SHOBJ_LD"\'
 446 echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
 447 echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
 448 echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'
 449
 450 echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
 451 echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'
 452 echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'
 453 echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
 454
 455 echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
 456 echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'
 457
 458 exit 0