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).$(SHLIB_MAJOR)'
  97         ;;
  98
  99 # All versions of Linux or the semi-mythical GNU Hurd.
 100 linux*-*|gnu*-*|k*bsd*-gnu-*)
 101         SHOBJ_CFLAGS=-fPIC
 102         SHOBJ_LD='${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)$(SHLIB_MINOR)'
 133         fi
 134         ;;
 135
 136 # Darwin/MacOS X
 137 darwin*|macosx*)
 138         SHOBJ_STATUS=unsupported
 139         SHLIB_STATUS=supported
 140
 141         SHOBJ_CFLAGS='-fno-common'
 142
 143         SHOBJ_LD='${CC}'
 144
 145         SHLIB_LIBVERSION='$(SHLIB_MAJOR)$(SHLIB_MINOR).$(SHLIB_LIBSUFF)'
 146         SHLIB_LIBSUFF='dylib'
 147
 148         case "${host_os}" in
 149         darwin7*)       SHOBJ_LDFLAGS=''
 150                         SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
 151                         ;;
 152         *)              SHOBJ_LDFLAGS='-dynamic'
 153                         SHLIB_XLDFLAGS='-arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
 154                         ;;
 155         esac
 156
 157         SHLIB_LIBS='-lncurses'  # see if -lcurses works on MacOS X 10.1
 158         ;;
 159
 160 openbsd*)
 161         SHOBJ_CFLAGS=-fPIC
 162         SHOBJ_LD='${CC}'
 163         SHOBJ_LDFLAGS='-shared'
 164
 165         SHLIB_XLDFLAGS='-R$(libdir)'
 166         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 167         ;;
 168
 169 bsdi2*)
 170         SHOBJ_CC=shlicc2
 171         SHOBJ_CFLAGS=
 172         SHOBJ_LD=ld
 173         SHOBJ_LDFLAGS=-r
 174         SHOBJ_LIBS=-lc_s.2.1.0
 175
 176         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 177         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 178         # each system, and the library creation process is byzantine
 179         SHLIB_STATUS=unsupported
 180         ;;
 181
 182 bsdi3*)
 183         SHOBJ_CC=shlicc2
 184         SHOBJ_CFLAGS=
 185         SHOBJ_LD=ld
 186         SHOBJ_LDFLAGS=-r
 187         SHOBJ_LIBS=-lc_s.3.0.0
 188
 189         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 190         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 191         # each system, and the library creation process is byzantine
 192         SHLIB_STATUS=unsupported
 193         ;;
 194
 195 bsdi4*)
 196         # BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
 197         # shared libraries.  gcc 2.x is the standard compiler, and the
 198         # `normal' gcc options should work as they do in Linux.
 199
 200         SHOBJ_CFLAGS=-fPIC
 201         SHOBJ_LD='${CC}'
 202         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 203
 204         SHLIB_XLDFLAGS='-Wl,-soname,`basename $@ $(SHLIB_MINOR)`'
 205         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 206         ;;
 207
 208 osf*-*gcc*)
 209         # Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
 210         SHOBJ_LD='${CC}'
 211         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 212
 213         SHLIB_XLDFLAGS='-rpath $(libdir)'
 214         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 215         ;;
 216
 217 osf*)
 218         SHOBJ_LD=ld
 219         SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'
 220
 221         SHLIB_XLDFLAGS='-rpath $(libdir)'
 222         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 223         ;;
 224
 225 aix4.[2-9]*-*gcc*)              # lightly tested by jik@cisco.com
 226         SHOBJ_CFLAGS=-fpic
 227         SHOBJ_LD='ld'
 228         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 229         SHOBJ_XLDFLAGS='-G'
 230
 231         SHLIB_XLDFLAGS='-bM:SRE'
 232         SHLIB_LIBS='-lcurses -lc'
 233         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 234         ;;
 235
 236 aix4.[2-9]*)
 237         SHOBJ_CFLAGS=-K
 238         SHOBJ_LD='ld'
 239         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 240         SHOBJ_XLDFLAGS='-G'
 241
 242         SHLIB_XLDFLAGS='-bM:SRE'
 243         SHLIB_LIBS='-lcurses -lc'
 244         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 245         ;;
 246
 247 #
 248 # THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
 249 #
 250 irix[56]*-*gcc*)
 251         SHOBJ_CFLAGS='-fpic'
 252         SHOBJ_LD='${CC}'
 253         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 254
 255         SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 256         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 257         ;;
 258
 259 irix[56]*)
 260         SHOBJ_CFLAGS='-K PIC'
 261         SHOBJ_LD=ld
 262 #       SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
 263 #       Change from David Kaelbling <drk@sgi.com>.  If you have problems,
 264 #       remove the `-no_unresolved'
 265         SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'
 266
 267         SHLIB_XLDFLAGS='-rpath $(libdir)'
 268         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 269         ;;
 270
 271 hpux9*-*gcc*)
 272         # must use gcc; the bundled cc cannot compile PIC code
 273         SHOBJ_CFLAGS='-fpic'
 274         SHOBJ_LD='${CC}'
 275         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 276
 277         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 278         SHLIB_LIBSUFF='sl'
 279         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 280         ;;
 281
 282 hpux9*)
 283         SHOBJ_STATUS=unsupported
 284         SHLIB_STATUS=unsupported
 285
 286         # If you are using the HP ANSI C compiler, you can uncomment and use
 287         # this code (I have not tested it)
 288 #       SHOBJ_STATUS=supported
 289 #       SHLIB_STATUS=supported
 290 #
 291 #       SHOBJ_CFLAGS='+z'
 292 #       SHOBJ_LD='ld'
 293 #       SHOBJ_LDFLAGS='-b +s'
 294 #
 295 #       SHLIB_XLDFLAGS='+b $(libdir)'
 296 #       SHLIB_LIBSUFF='sl'
 297 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 298
 299         ;;
 300
 301 hpux10*-*gcc*)
 302         # must use gcc; the bundled cc cannot compile PIC code
 303         SHOBJ_CFLAGS='-fpic'
 304         SHOBJ_LD='${CC}'
 305         # if you have problems linking here, moving the `-Wl,+h,$@' from
 306         # SHLIB_XLDFLAGS to SHOBJ_LDFLAGS has been reported to work
 307         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 308
 309         SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
 310         SHLIB_LIBSUFF='sl'
 311         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 312         ;;
 313
 314 hpux10*)
 315         SHOBJ_STATUS=unsupported
 316         SHLIB_STATUS=unsupported
 317
 318         # If you are using the HP ANSI C compiler, you can uncomment and use
 319         # this code (I have not tested it)
 320 #       SHOBJ_STATUS=supported
 321 #       SHLIB_STATUS=supported
 322 #
 323 #       SHOBJ_CFLAGS='+z'
 324 #       SHOBJ_LD='ld'
 325 #       SHOBJ_LDFLAGS='-b +s +h $@'
 326 #
 327 #       SHLIB_XLDFLAGS='+b $(libdir)'
 328 #       SHLIB_LIBSUFF='sl'
 329 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 330
 331         ;;
 332
 333 hpux11*-*gcc*)
 334         # must use gcc; the bundled cc cannot compile PIC code
 335         SHOBJ_CFLAGS='-fpic'
 336         SHOBJ_LD='${CC}'
 337 #       SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
 338         SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s -Wl,+h,$@'
 339
 340         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 341         SHLIB_LIBSUFF='sl'
 342         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 343         ;;
 344
 345 hpux11*)
 346         SHOBJ_STATUS=unsupported
 347         SHLIB_STATUS=unsupported
 348
 349         # If you are using the HP ANSI C compiler, you can uncomment and use
 350         # this code (I have not tested it)
 351 #       SHOBJ_STATUS=supported
 352 #       SHLIB_STATUS=supported
 353 #
 354 #       SHOBJ_CFLAGS='+z'
 355 #       SHOBJ_LD='ld'
 356 #       SHOBJ_LDFLAGS='-b +s +h $@'
 357 #
 358 #       SHLIB_XLDFLAGS='+b $(libdir)'
 359 #       SHLIB_LIBSUFF='sl'
 360 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 361
 362         ;;
 363
 364 sysv4*-*gcc*)
 365         SHOBJ_CFLAGS=-shared
 366         SHOBJ_LDFLAGS='-shared -h $@'
 367         SHOBJ_LD='${CC}'
 368
 369         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 370         ;;
 371
 372 sysv4*)
 373         SHOBJ_CFLAGS='-K PIC'
 374         SHOBJ_LD=ld
 375         SHOBJ_LDFLAGS='-dy -z text -G -h $@'
 376
 377         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 378         ;;
 379
 380 sco3.2v5*-*gcc*)
 381         SHOBJ_CFLAGS='-fpic'            # DEFAULTS TO ELF
 382         SHOBJ_LD='${CC}'
 383         SHOBJ_LDFLAGS='-shared'
 384
 385         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 386         ;;
 387
 388 sco3.2v5*)
 389         SHOBJ_CFLAGS='-K pic -b elf'
 390         SHOBJ_LD=ld
 391         SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'
 392
 393         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 394         ;;
 395
 396 sysv5uw7*-*gcc*)
 397         SHOBJ_CFLAGS='-fpic'
 398         SHOBJ_LD='${CC}'
 399         SHOBJ_LDFLAGS='-shared'
 400
 401         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 402         ;;
 403
 404 sysv5uw7*)
 405         SHOBJ_CFLAGS='-K PIC'
 406         SHOBJ_LD=ld
 407         SHOBJ_LDFLAGS='-G -dy -z text -h $@'
 408
 409         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 410         ;;
 411
 412 dgux*-*gcc*)
 413         SHOBJ_CFLAGS=-fpic
 414         SHOBJ_LD='${CC}'
 415         SHOBJ_LDFLAGS='-shared'
 416
 417         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 418         ;;
 419
 420 dgux*)
 421         SHOBJ_CFLAGS='-K pic'
 422         SHOBJ_LD=ld
 423         SHOBJ_LDFLAGS='-G -dy -h $@'
 424
 425         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 426         ;;
 427
 428 msdos*)
 429         SHOBJ_STATUS=unsupported
 430         SHLIB_STATUS=unsupported
 431         ;;
 432
 433 #
 434 # Rely on correct gcc configuration for everything else
 435 #
 436 *-*gcc*)
 437         SHOBJ_CFLAGS=-fpic
 438         SHOBJ_LD='${CC}'
 439         SHOBJ_LDFLAGS='-shared'
 440
 441         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 442         ;;
 443
 444 *)
 445         SHOBJ_STATUS=unsupported
 446         SHLIB_STATUS=unsupported
 447         ;;
 448
 449 esac
 450
 451 echo SHOBJ_CC=\'"$SHOBJ_CC"\'
 452 echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
 453 echo SHOBJ_LD=\'"$SHOBJ_LD"\'
 454 echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
 455 echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
 456 echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'
 457
 458 echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
 459 echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'
 460 echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'
 461 echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
 462
 463 echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
 464 echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'
 465
 466 exit 0