1#! /bin/sh 2# Output a system dependent set of variables, describing how to set the 3# run time search path of shared libraries in an executable. 4# 5# Copyright 1996-2003 Free Software Foundation, Inc. 6# Taken from GNU libtool, 2001 7# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 8# 9# This program is free software; you can redistribute it and/or modify 10# it under the terms of the GNU General Public License as published by 11# the Free Software Foundation; either version 2 of the License, or 12# (at your option) any later version. 13# 14# This program is distributed in the hope that it will be useful, but 15# WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17# General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program; if not, write to the Free Software 21# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 22# 23# As a special exception to the GNU General Public License, if you 24# distribute this file as part of a program that contains a 25# configuration script generated by Autoconf, you may include it under 26# the same distribution terms that you use for the rest of that program. 27# 28# The first argument passed to this file is the canonical host specification, 29# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM 30# or 31# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM 32# The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld 33# should be set by the caller. 34# 35# The set of defined variables is at the end of this script. 36 37# Known limitations: 38# - On IRIX 6.5 with CC="cc", the run time search patch must not be longer 39# than 256 bytes, otherwise the compiler driver will dump core. The only 40# known workaround is to choose shorter directory names for the build 41# directory and/or the installation directory. 42 43# All known linkers require a `.a' archive for static linking (except M$VC, 44# which needs '.lib'). 45libext=a 46shrext=.so 47 48host="$1" 49host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` 50host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` 51host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` 52 53# Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC. 54 55wl= 56if test "$GCC" = yes; then 57 wl='-Wl,' 58else 59 case "$host_os" in 60 aix*) 61 wl='-Wl,' 62 ;; 63 mingw* | pw32* | os2*) 64 ;; 65 hpux9* | hpux10* | hpux11*) 66 wl='-Wl,' 67 ;; 68 irix5* | irix6* | nonstopux*) 69 wl='-Wl,' 70 ;; 71 newsos6) 72 ;; 73 linux*) 74 case $CC in 75 icc|ecc) 76 wl='-Wl,' 77 ;; 78 ccc) 79 wl='-Wl,' 80 ;; 81 esac 82 ;; 83 osf3* | osf4* | osf5*) 84 wl='-Wl,' 85 ;; 86 sco3.2v5*) 87 ;; 88 solaris*) 89 wl='-Wl,' 90 ;; 91 sunos4*) 92 wl='-Qoption ld ' 93 ;; 94 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) 95 wl='-Wl,' 96 ;; 97 sysv4*MP*) 98 ;; 99 uts4*) 100 ;; 101 esac 102fi 103 104# Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS. 105 106hardcode_libdir_flag_spec= 107hardcode_libdir_separator= 108hardcode_direct=no 109hardcode_minus_L=no 110 111case "$host_os" in 112 cygwin* | mingw* | pw32*) 113 # FIXME: the MSVC++ port hasn't been tested in a loooong time 114 # When not using gcc, we currently assume that we are using 115 # Microsoft Visual C++. 116 if test "$GCC" != yes; then 117 with_gnu_ld=no 118 fi 119 ;; 120 openbsd*) 121 with_gnu_ld=no 122 ;; 123esac 124 125ld_shlibs=yes 126if test "$with_gnu_ld" = yes; then 127 case "$host_os" in 128 aix[3-9]*) 129 # On AIX/PPC, the GNU linker is very broken 130 if test "$host_cpu" != ia64; then 131 ld_shlibs=no 132 fi 133 ;; 134 amigaos*) 135 hardcode_libdir_flag_spec='-L$libdir' 136 hardcode_minus_L=yes 137 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports 138 # that the semantics of dynamic libraries on AmigaOS, at least up 139 # to version 4, is to share data among multiple programs linked 140 # with the same dynamic library. Since this doesn't match the 141 # behavior of shared libraries on other platforms, we can use 142 # them. 143 ld_shlibs=no 144 ;; 145 beos*) 146 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then 147 : 148 else 149 ld_shlibs=no 150 fi 151 ;; 152 cygwin* | mingw* | pw32*) 153 # hardcode_libdir_flag_spec is actually meaningless, as there is 154 # no search path for DLLs. 155 hardcode_libdir_flag_spec='-L$libdir' 156 if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then 157 : 158 else 159 ld_shlibs=no 160 fi 161 ;; 162 netbsd*) 163 ;; 164 haiku*) 165 ;; 166 solaris* | sysv5*) 167 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then 168 ld_shlibs=no 169 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then 170 : 171 else 172 ld_shlibs=no 173 fi 174 ;; 175 sunos4*) 176 hardcode_direct=yes 177 ;; 178 *) 179 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then 180 : 181 else 182 ld_shlibs=no 183 fi 184 ;; 185 esac 186 if test "$ld_shlibs" = yes; then 187 # Unlike libtool, we use -rpath here, not --rpath, since the documented 188 # option of GNU ld is called -rpath, not --rpath. 189 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 190 fi 191else 192 case "$host_os" in 193 aix3*) 194 # Note: this linker hardcodes the directories in LIBPATH if there 195 # are no directories specified by -L. 196 hardcode_minus_L=yes 197 if test "$GCC" = yes; then 198 # Neither direct hardcoding nor static linking is supported with a 199 # broken collect2. 200 hardcode_direct=unsupported 201 fi 202 ;; 203 aix[4-9]*) 204 if test "$host_cpu" = ia64; then 205 # On IA64, the linker does run time linking by default, so we don't 206 # have to do anything special. 207 aix_use_runtimelinking=no 208 else 209 aix_use_runtimelinking=no 210 # Test if we are trying to use run time linking or normal 211 # AIX style linking. If -brtl is somewhere in LDFLAGS, we 212 # need to do runtime linking. 213 case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*) 214 for ld_flag in $LDFLAGS; do 215 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then 216 aix_use_runtimelinking=yes 217 break 218 fi 219 done 220 esac 221 fi 222 hardcode_direct=yes 223 hardcode_libdir_separator=':' 224 if test "$GCC" = yes; then 225 case $host_os in aix4.[012]|aix4.[012].*) 226 collect2name=`${CC} -print-prog-name=collect2` 227 if test -f "$collect2name" && \ 228 strings "$collect2name" | grep resolve_lib_name >/dev/null 229 then 230 # We have reworked collect2 231 hardcode_direct=yes 232 else 233 # We have old collect2 234 hardcode_direct=unsupported 235 hardcode_minus_L=yes 236 hardcode_libdir_flag_spec='-L$libdir' 237 hardcode_libdir_separator= 238 fi 239 esac 240 fi 241 # Begin _LT_AC_SYS_LIBPATH_AIX. 242 echo 'int main () { return 0; }' > conftest.c 243 ${CC} ${LDFLAGS} conftest.c -o conftest 244 aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; } 245}'` 246 if test -z "$aix_libpath"; then 247 aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; } 248}'` 249 fi 250 if test -z "$aix_libpath"; then 251 aix_libpath="/usr/lib:/lib" 252 fi 253 rm -f conftest.c conftest 254 # End _LT_AC_SYS_LIBPATH_AIX. 255 if test "$aix_use_runtimelinking" = yes; then 256 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" 257 else 258 if test "$host_cpu" = ia64; then 259 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' 260 else 261 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" 262 fi 263 fi 264 ;; 265 amigaos*) 266 hardcode_libdir_flag_spec='-L$libdir' 267 hardcode_minus_L=yes 268 # see comment about different semantics on the GNU ld section 269 ld_shlibs=no 270 ;; 271 bsdi4*) 272 ;; 273 cygwin* | mingw* | pw32*) 274 # When not using gcc, we currently assume that we are using 275 # Microsoft Visual C++. 276 # hardcode_libdir_flag_spec is actually meaningless, as there is 277 # no search path for DLLs. 278 hardcode_libdir_flag_spec=' ' 279 libext=lib 280 ;; 281 darwin* | rhapsody*) 282 if $CC -v 2>&1 | grep 'Apple' >/dev/null ; then 283 hardcode_direct=no 284 fi 285 ;; 286 dgux*) 287 hardcode_libdir_flag_spec='-L$libdir' 288 ;; 289 freebsd2.2*) 290 hardcode_libdir_flag_spec='-R$libdir' 291 hardcode_direct=yes 292 ;; 293 freebsd2*) 294 hardcode_direct=yes 295 hardcode_minus_L=yes 296 ;; 297 freebsd*) 298 hardcode_libdir_flag_spec='-R$libdir' 299 hardcode_direct=yes 300 ;; 301 hpux9*) 302 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 303 hardcode_libdir_separator=: 304 hardcode_direct=yes 305 # hardcode_minus_L: Not really in the search PATH, 306 # but as the default location of the library. 307 hardcode_minus_L=yes 308 ;; 309 hpux10* | hpux11*) 310 if test "$with_gnu_ld" = no; then 311 case "$host_cpu" in 312 hppa*64*) 313 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 314 hardcode_libdir_separator=: 315 hardcode_direct=no 316 ;; 317 ia64*) 318 hardcode_libdir_flag_spec='-L$libdir' 319 hardcode_direct=no 320 # hardcode_minus_L: Not really in the search PATH, 321 # but as the default location of the library. 322 hardcode_minus_L=yes 323 ;; 324 *) 325 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 326 hardcode_libdir_separator=: 327 hardcode_direct=yes 328 # hardcode_minus_L: Not really in the search PATH, 329 # but as the default location of the library. 330 hardcode_minus_L=yes 331 ;; 332 esac 333 fi 334 ;; 335 irix5* | irix6* | nonstopux*) 336 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 337 hardcode_libdir_separator=: 338 ;; 339 netbsd*) 340 hardcode_libdir_flag_spec='-R$libdir' 341 hardcode_direct=yes 342 ;; 343 newsos6) 344 hardcode_direct=yes 345 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 346 hardcode_libdir_separator=: 347 ;; 348 openbsd*) 349 hardcode_direct=yes 350 if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then 351 hardcode_libdir_flag_spec='${wl}-rpath,$libdir' 352 else 353 case "$host_os" in 354 openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) 355 hardcode_libdir_flag_spec='-R$libdir' 356 ;; 357 *) 358 hardcode_libdir_flag_spec='${wl}-rpath,$libdir' 359 ;; 360 esac 361 fi 362 ;; 363 os2*) 364 hardcode_libdir_flag_spec='-L$libdir' 365 hardcode_minus_L=yes 366 ;; 367 osf3*) 368 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 369 hardcode_libdir_separator=: 370 ;; 371 osf4* | osf5*) 372 if test "$GCC" = yes; then 373 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 374 else 375 # Both cc and cxx compiler support -rpath directly 376 hardcode_libdir_flag_spec='-rpath $libdir' 377 fi 378 hardcode_libdir_separator=: 379 ;; 380 sco3.2v5*) 381 ;; 382 solaris*) 383 hardcode_libdir_flag_spec='-R$libdir' 384 ;; 385 sunos4*) 386 hardcode_libdir_flag_spec='-L$libdir' 387 hardcode_direct=yes 388 hardcode_minus_L=yes 389 ;; 390 sysv4) 391 case $host_vendor in 392 sni) 393 hardcode_direct=yes # is this really true??? 394 ;; 395 siemens) 396 hardcode_direct=no 397 ;; 398 motorola) 399 hardcode_direct=no #Motorola manual says yes, but my tests say they lie 400 ;; 401 esac 402 ;; 403 sysv4.3*) 404 ;; 405 sysv4*MP*) 406 if test -d /usr/nec; then 407 ld_shlibs=yes 408 fi 409 ;; 410 sysv4.2uw2*) 411 hardcode_direct=yes 412 hardcode_minus_L=no 413 ;; 414 sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[78]* | unixware7*) 415 ;; 416 sysv5*) 417 hardcode_libdir_flag_spec= 418 ;; 419 uts4*) 420 hardcode_libdir_flag_spec='-L$libdir' 421 ;; 422 *) 423 ld_shlibs=no 424 ;; 425 esac 426fi 427 428# Check dynamic linker characteristics 429# Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER. 430libname_spec='lib$name' 431case "$host_os" in 432 aix3*) 433 ;; 434 aix[4-9]*) 435 ;; 436 amigaos*) 437 ;; 438 beos*) 439 ;; 440 bsdi4*) 441 ;; 442 cygwin* | mingw* | pw32*) 443 shrext=.dll 444 ;; 445 darwin* | rhapsody*) 446 shrext=.dylib 447 ;; 448 dgux*) 449 ;; 450 freebsd*) 451 ;; 452 gnu*) 453 ;; 454 hpux9* | hpux10* | hpux11*) 455 case "$host_cpu" in 456 ia64*) 457 shrext=.so 458 ;; 459 hppa*64*) 460 shrext=.sl 461 ;; 462 *) 463 shrext=.sl 464 ;; 465 esac 466 ;; 467 irix5* | irix6* | nonstopux*) 468 case "$host_os" in 469 irix5* | nonstopux*) 470 libsuff= shlibsuff= 471 ;; 472 *) 473 case $LD in 474 *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;; 475 *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;; 476 *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;; 477 *) libsuff= shlibsuff= ;; 478 esac 479 ;; 480 esac 481 ;; 482 linux*oldld* | linux*aout* | linux*coff*) 483 ;; 484 linux*) 485 ;; 486 netbsd*) 487 ;; 488 newsos6) 489 ;; 490 nto-qnx) 491 ;; 492 openbsd*) 493 ;; 494 os2*) 495 libname_spec='$name' 496 shrext=.dll 497 ;; 498 osf3* | osf4* | osf5*) 499 ;; 500 sco3.2v5*) 501 ;; 502 solaris*) 503 ;; 504 sunos4*) 505 ;; 506 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) 507 ;; 508 sysv4*MP*) 509 ;; 510 uts4*) 511 ;; 512esac 513 514sed_quote_subst='s/\(["`$\\]\)/\\\1/g' 515escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"` 516shlibext=`echo "$shrext" | sed -e 's,^\.,,'` 517escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` 518 519sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF 520 521# How to pass a linker flag through the compiler. 522wl="$escaped_wl" 523 524# Static library suffix (normally "a"). 525libext="$libext" 526 527# Shared library suffix (normally "so"). 528shlibext="$shlibext" 529 530# Flag to hardcode \$libdir into a binary during linking. 531# This must work even if \$libdir does not exist. 532hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec" 533 534# Whether we need a single -rpath flag with a separated argument. 535hardcode_libdir_separator="$hardcode_libdir_separator" 536 537# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the 538# resulting binary. 539hardcode_direct="$hardcode_direct" 540 541# Set to yes if using the -LDIR flag during linking hardcodes DIR into the 542# resulting binary. 543hardcode_minus_L="$hardcode_minus_L" 544 545EOF 546