readline/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 #
  14 # defaults
  15 #
  16 SHOBJ_STATUS=supported
  17 SHLIB_STATUS=supported
  18
  19 SHOBJ_CC=cc
  20 SHOBJ_CFLAGS=
  21 SHOBJ_LD=
  22 SHOBJ_LDFLAGS=
  23 SHOBJ_XLDFLAGS=
  24 SHOBJ_LIBS=
  25
  26 SHLIB_XLDFLAGS=
  27 SHLIB_LIBS=
  28 SHLIB_LIBSUFF='so'
  29
  30 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF)'
  31
  32 PROGNAME=`basename $0`
  33 USAGE="$PROGNAME [-C compiler] -c host_cpu -o host_os -v host_vendor"
  34
  35 while [ $# -gt 0 ]; do
  36         case "$1" in
  37         -C)     shift; SHOBJ_CC="$1"; shift ;;
  38         -c)     shift; host_cpu="$1"; shift ;;
  39         -o)     shift; host_os="$1"; shift ;;
  40         -v)     shift; host_vendor="$1"; shift ;;
  41         *)      echo "$USAGE" >&2 ; exit 2;;
  42         esac
  43 done
  44
  45 case "${host_os}-${SHOBJ_CC}" in
  46 sunos4*-gcc*)
  47         SHOBJ_CFLAGS=-fpic
  48         SHOBJ_LD=/usr/bin/ld
  49         SHOBJ_LDFLAGS='-assert pure-text'
  50
  51         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  52         ;;
  53
  54 sunos4*)
  55         SHOBJ_CFLAGS=-pic
  56         SHOBJ_LD=/usr/bin/ld
  57         SHOBJ_LDFLAGS='-assert pure-text'
  58
  59         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  60         ;;
  61
  62 sunos5*-gcc*|solaris2*-gcc*)
  63         SHOBJ_CFLAGS=-fpic
  64         SHOBJ_LD='${CC}'
  65         SHOBJ_LDFLAGS='-shared -Wl,-i -Wl,-h,$@'
  66
  67 #       SHLIB_XLDFLAGS='-R $(libdir)'
  68         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
  69         ;;
  70
  71 sunos5*|solaris2*)
  72         SHOBJ_CFLAGS='-K pic'
  73         SHOBJ_LD=/usr/ccs/bin/ld
  74         SHOBJ_LDFLAGS='-G -dy -z text -i -h $@'
  75
  76 #       SHLIB_XLDFLAGS='-R $(libdir)'
  77         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
  78         ;;
  79
  80 freebsd2* | netbsd* | openbsd*)
  81         SHOBJ_CFLAGS=-fpic
  82         SHOBJ_LD=ld
  83         SHOBJ_LDFLAGS='-x -Bshareable'
  84
  85         SHLIB_XLDFLAGS='-R$(libdir)'
  86         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  87         ;;
  88
  89 # FreeBSD-3.x can have either a.out or ELF object files
  90 #freebsd3*)
  91 #       SHOBJ_CFLAGS=-fpic
  92 #       SHOBJ_LD='${CC}'
  93 #       SHOBJ_LDFLAGS='-shared'
  94 #
  95 #       SHLIB_XLDFLAGS='-R$(libdir)'
  96 #       SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
  97 #       ;;
  98
  99 # FreeBSD-3.x ELF
 100 freebsd3*)
 101         SHOBJ_CFLAGS=-fpic
 102         SHOBJ_LD='${CC}'
 103
 104         if [ -x /usr/bin/objformat ] && [ "`/usr/bin/objformat`" = "elf" ]; then
 105                 SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 106
 107                 SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 108                 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 109         else
 110                 SHOBJ_LDFLAGS='-shared'
 111
 112                 SHLIB_XLDFLAGS='-R$(libdir)'
 113                 SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 114         fi
 115         ;;
 116
 117 linux*)
 118         SHOBJ_CFLAGS=-fPIC
 119         SHOBJ_LD='${CC}'
 120         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 121
 122         SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 123         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 124         ;;
 125
 126 bsdi2*)
 127         SHOBJ_CC=shlicc2
 128         SHOBJ_CFLAGS=
 129         SHOBJ_LD=ld
 130         SHOBJ_LDFLAGS=-r
 131         SHOBJ_LIBS=-lc_s.2.1.0
 132
 133         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 134         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 135         # each system, and the library creation process is byzantine
 136         SHLIB_STATUS=unsupported
 137         ;;
 138
 139 bsdi3*)
 140         SHOBJ_CC=shlicc2
 141         SHOBJ_CFLAGS=
 142         SHOBJ_LD=ld
 143         SHOBJ_LDFLAGS=-r
 144         SHOBJ_LIBS=-lc_s.3.0.0
 145
 146         # BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
 147         # the ass -- they require changing {/usr/lib,etc}/shlib.map on
 148         # each system, and the library creation process is byzantine
 149         SHLIB_STATUS=unsupported
 150         ;;
 151
 152 bsdi4*)
 153         # BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
 154         # shared libraries.  gcc 2.x is the standard compiler, and the
 155         # `normal' gcc options should work as they do in Linux.
 156
 157         SHOBJ_CFLAGS=-fPIC
 158         SHOBJ_LD='${CC}'
 159         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 160
 161         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
 162         ;;
 163
 164 osf*-gcc*)
 165         # Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
 166         SHOBJ_LD='${CC}'
 167         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 168
 169         SHLIB_XLDFLAGS='-rpath $(libdir)'
 170         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 171         ;;
 172
 173 osf*)
 174         SHOBJ_LD=ld
 175         SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'
 176
 177         SHLIB_XLDFLAGS='-rpath $(libdir)'
 178         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 179         ;;
 180
 181 aix4.[2-9]*-gcc*)               # lightly tested by jik@cisco.com
 182         SHOBJ_CFLAGS=-fpic
 183         SHOBJ_LD='ld'
 184         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 185         SHOBJ_XLDFLAGS='-G'
 186
 187         SHLIB_XLDFLAGS='-bM:SRE'
 188         SHLIB_LIBS='-lcurses -lc'
 189         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 190         ;;
 191
 192 aix4.[2-9]*)
 193         SHOBJ_CFLAGS=-K
 194         SHOBJ_LD='ld'
 195         SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
 196         SHOBJ_XLDFLAGS='-G'
 197
 198         SHLIB_XLDFLAGS='-bM:SRE'
 199         SHLIB_LIBS='-lcurses -lc'
 200         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 201         ;;
 202
 203 #
 204 # THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
 205 #
 206 irix[56]*-gcc*)
 207         SHOBJ_CFLAGS='-fpic'
 208         SHOBJ_LD='${CC}'
 209         SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
 210
 211         SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
 212         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 213         ;;
 214
 215 irix[56]*)
 216         SHOBJ_CFLAGS='-K PIC'
 217         SHOBJ_LD=ld
 218 #       SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
 219 #       Change from David Kaelbling <drk@sgi.com>
 220         SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'
 221
 222         SHLIB_XLDFLAGS='-rpath $(libdir)'
 223         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 224         ;;
 225
 226 hpux9*-gcc*)
 227         # must use gcc; the bundled cc cannot compile PIC code
 228         SHOBJ_CFLAGS='-fpic'
 229         SHOBJ_LD='${CC}'
 230         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 231
 232         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 233         SHLIB_LIBSUFF='sl'
 234         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 235         ;;
 236
 237 hpux9*)
 238         SHOBJ_STATUS=unsupported
 239         SHLIB_STATUS=unsupported
 240         ;;
 241
 242 hpux10*-gcc*)
 243         # must use gcc; the bundled cc cannot compile PIC code
 244         SHOBJ_CFLAGS='-fpic'
 245         SHOBJ_LD='${CC}'
 246         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
 247
 248         SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
 249         SHLIB_LIBSUFF='sl'
 250         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 251         ;;
 252
 253 hpux10*)
 254         SHOBJ_STATUS=unsupported
 255         SHLIB_STATUS=unsupported
 256         ;;
 257
 258 hpux11*-gcc*)
 259         # must use gcc; the bundled cc cannot compile PIC code
 260         SHOBJ_CFLAGS='-fpic'
 261         SHOBJ_LD='${CC}'
 262 #       SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
 263         SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s -Wl,+h,$@'
 264
 265         SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
 266         SHLIB_LIBSUFF='sl'
 267         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 268         ;;
 269
 270 hpux11*)
 271         SHOBJ_STATUS=unsupported
 272         SHLIB_STATUS=unsupported
 273         ;;
 274
 275 sysv4*-gcc*)
 276         SHOBJ_CFLAGS=-shared
 277         SHOBJ_LDFLAGS='-shared -h $@'
 278         SHOBJ_LD='${CC}'
 279
 280         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 281         ;;
 282
 283 sysv4*)
 284         SHOBJ_CFLAGS='-K PIC'
 285         SHOBJ_LD=ld
 286         SHOBJ_LDFLAGS='-dy -z text -G -h $@'
 287
 288         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 289         ;;
 290
 291 sco3.2v5*-gcc*)
 292         SHOBJ_CFLAGS='-fpic'            # DEFAULTS TO ELF
 293         SHOBJ_LD='${CC}'
 294         SHOBJ_LDFLAGS='-shared'
 295
 296         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 297         ;;
 298
 299 sco3.2v5*)
 300         SHOBJ_CFLAGS='-K pic -b elf'
 301         SHOBJ_LD=ld
 302         SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'
 303
 304         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 305         ;;
 306
 307 sysv5uw7*-gcc*)
 308         SHOBJ_CFLAGS='-fpic'
 309         SHOBJ_LD='${CC}'
 310         SHOBJ_LDFLAGS='-shared'
 311
 312         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 313         ;;
 314
 315 sysv5uw7*)
 316         SHOBJ_CFLAGS='-K PIC'
 317         SHOBJ_LD=ld
 318         SHOBJ_LDFLAGS='-G -dy -z text -h $@'
 319
 320         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 321         ;;
 322
 323 dgux*-gcc*)
 324         SHOBJ_CFLAGS=-fpic
 325         SHOBJ_LD='${CC}'
 326         SHOBJ_LDFLAGS='-shared'
 327
 328         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 329         ;;
 330
 331 dgux*)
 332         SHOBJ_CFLAGS='-K pic'
 333         SHOBJ_LD=ld
 334         SHOBJ_LDFLAGS='-G -dy -h $@'
 335
 336         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 337         ;;
 338
 339 msdos*)
 340         SHOBJ_STATUS=unsupported
 341         SHLIB_STATUS=unsupported
 342         ;;
 343
 344 #
 345 # Rely on correct gcc configuration for everything else
 346 #
 347 *-gcc*)
 348         SHOBJ_CFLAGS=-fpic
 349         SHOBJ_LD='${CC}'
 350         SHOBJ_LDFLAGS='-shared'
 351
 352         SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
 353         ;;
 354
 355 *)
 356         SHOBJ_STATUS=unsupported
 357         SHLIB_STATUS=unsupported
 358         ;;
 359
 360 esac
 361
 362 echo SHOBJ_CC=\'"$SHOBJ_CC"\'
 363 echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
 364 echo SHOBJ_LD=\'"$SHOBJ_LD"\'
 365 echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
 366 echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
 367 echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'
 368
 369 echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
 370 echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'
 371 echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'
 372 echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
 373
 374 echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
 375 echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'
 376
 377 exit 0