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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 "$host_os" in 128 aix3* | aix4* | aix5*) 129 # On AIX/PPC, the GNU linker is very broken 130 if test "$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 $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then 147 : 148 else 149 ld_shlibs=no 150 fi 151 ;; 152 cygwin* | mingw* | pw32*) 153 # hardcode_libdir_flag_spec is actually meaningless, as there is 154 # no search path for DLLs. 155 hardcode_libdir_flag_spec='-L$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 solaris* | sysv5*) 165 if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then 166 ld_shlibs=no 167 elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then 168 : 169 else 170 ld_shlibs=no 171 fi 172 ;; 173 sunos4*) 174 hardcode_direct=yes 175 ;; 176 *) 177 if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then 178 : 179 else 180 ld_shlibs=no 181 fi 182 ;; 183 esac 184 if test "$ld_shlibs" = yes; then 185 # Unlike libtool, we use -rpath here, not --rpath, since the documented 186 # option of GNU ld is called -rpath, not --rpath. 187 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 188 fi 189else 190 case "$host_os" in 191 aix3*) 192 # Note: this linker hardcodes the directories in LIBPATH if there 193 # are no directories specified by -L. 194 hardcode_minus_L=yes 195 if test "$GCC" = yes; then 196 # Neither direct hardcoding nor static linking is supported with a 197 # broken collect2. 198 hardcode_direct=unsupported 199 fi 200 ;; 201 aix4* | aix5*) 202 if test "$host_cpu" = ia64; then 203 # On IA64, the linker does run time linking by default, so we don't 204 # have to do anything special. 205 aix_use_runtimelinking=no 206 else 207 aix_use_runtimelinking=no 208 # Test if we are trying to use run time linking or normal 209 # AIX style linking. If -brtl is somewhere in LDFLAGS, we 210 # need to do runtime linking. 211 case $host_os in aix4.[23]|aix4.[23].*|aix5*) 212 for ld_flag in $LDFLAGS; do 213 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then 214 aix_use_runtimelinking=yes 215 break 216 fi 217 done 218 esac 219 fi 220 hardcode_direct=yes 221 hardcode_libdir_separator=':' 222 if test "$GCC" = yes; then 223 case $host_os in aix4.[012]|aix4.[012].*) 224 collect2name=`${CC} -print-prog-name=collect2` 225 if test -f "$collect2name" && \ 226 strings "$collect2name" | grep resolve_lib_name >/dev/null 227 then 228 # We have reworked collect2 229 hardcode_direct=yes 230 else 231 # We have old collect2 232 hardcode_direct=unsupported 233 hardcode_minus_L=yes 234 hardcode_libdir_flag_spec='-L$libdir' 235 hardcode_libdir_separator= 236 fi 237 esac 238 fi 239 # Begin _LT_AC_SYS_LIBPATH_AIX. 240 echo 'int main () { return 0; }' > conftest.c 241 ${CC} ${LDFLAGS} conftest.c -o conftest 242 aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; } 243}'` 244 if test -z "$aix_libpath"; then 245 aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; } 246}'` 247 fi 248 if test -z "$aix_libpath"; then 249 aix_libpath="/usr/lib:/lib" 250 fi 251 rm -f conftest.c conftest 252 # End _LT_AC_SYS_LIBPATH_AIX. 253 if test "$aix_use_runtimelinking" = yes; then 254 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" 255 else 256 if test "$host_cpu" = ia64; then 257 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' 258 else 259 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath" 260 fi 261 fi 262 ;; 263 amigaos*) 264 hardcode_libdir_flag_spec='-L$libdir' 265 hardcode_minus_L=yes 266 # see comment about different semantics on the GNU ld section 267 ld_shlibs=no 268 ;; 269 bsdi4*) 270 ;; 271 cygwin* | mingw* | pw32*) 272 # When not using gcc, we currently assume that we are using 273 # Microsoft Visual C++. 274 # hardcode_libdir_flag_spec is actually meaningless, as there is 275 # no search path for DLLs. 276 hardcode_libdir_flag_spec=' ' 277 libext=lib 278 ;; 279 darwin* | rhapsody*) 280 if $CC -v 2>&1 | grep 'Apple' >/dev/null ; then 281 hardcode_direct=no 282 fi 283 ;; 284 dgux*) 285 hardcode_libdir_flag_spec='-L$libdir' 286 ;; 287 freebsd1*) 288 ld_shlibs=no 289 ;; 290 freebsd2.2*) 291 hardcode_libdir_flag_spec='-R$libdir' 292 hardcode_direct=yes 293 ;; 294 freebsd2*) 295 hardcode_direct=yes 296 hardcode_minus_L=yes 297 ;; 298 freebsd*) 299 hardcode_libdir_flag_spec='-R$libdir' 300 hardcode_direct=yes 301 ;; 302 hpux9*) 303 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 304 hardcode_libdir_separator=: 305 hardcode_direct=yes 306 # hardcode_minus_L: Not really in the search PATH, 307 # but as the default location of the library. 308 hardcode_minus_L=yes 309 ;; 310 hpux10* | hpux11*) 311 if test "$with_gnu_ld" = no; then 312 case "$host_cpu" in 313 hppa*64*) 314 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 315 hardcode_libdir_separator=: 316 hardcode_direct=no 317 ;; 318 ia64*) 319 hardcode_libdir_flag_spec='-L$libdir' 320 hardcode_direct=no 321 # hardcode_minus_L: Not really in the search PATH, 322 # but as the default location of the library. 323 hardcode_minus_L=yes 324 ;; 325 *) 326 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' 327 hardcode_libdir_separator=: 328 hardcode_direct=yes 329 # hardcode_minus_L: Not really in the search PATH, 330 # but as the default location of the library. 331 hardcode_minus_L=yes 332 ;; 333 esac 334 fi 335 ;; 336 irix5* | irix6* | nonstopux*) 337 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 338 hardcode_libdir_separator=: 339 ;; 340 netbsd*) 341 hardcode_libdir_flag_spec='-R$libdir' 342 hardcode_direct=yes 343 ;; 344 newsos6) 345 hardcode_direct=yes 346 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 347 hardcode_libdir_separator=: 348 ;; 349 openbsd*) 350 hardcode_direct=yes 351 if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then 352 hardcode_libdir_flag_spec='${wl}-rpath,$libdir' 353 else 354 case "$host_os" in 355 openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) 356 hardcode_libdir_flag_spec='-R$libdir' 357 ;; 358 *) 359 hardcode_libdir_flag_spec='${wl}-rpath,$libdir' 360 ;; 361 esac 362 fi 363 ;; 364 os2*) 365 hardcode_libdir_flag_spec='-L$libdir' 366 hardcode_minus_L=yes 367 ;; 368 osf3*) 369 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 370 hardcode_libdir_separator=: 371 ;; 372 osf4* | osf5*) 373 if test "$GCC" = yes; then 374 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' 375 else 376 # Both cc and cxx compiler support -rpath directly 377 hardcode_libdir_flag_spec='-rpath $libdir' 378 fi 379 hardcode_libdir_separator=: 380 ;; 381 sco3.2v5*) 382 ;; 383 solaris*) 384 hardcode_libdir_flag_spec='-R$libdir' 385 ;; 386 sunos4*) 387 hardcode_libdir_flag_spec='-L$libdir' 388 hardcode_direct=yes 389 hardcode_minus_L=yes 390 ;; 391 sysv4) 392 case $host_vendor in 393 sni) 394 hardcode_direct=yes # is this really true??? 395 ;; 396 siemens) 397 hardcode_direct=no 398 ;; 399 motorola) 400 hardcode_direct=no #Motorola manual says yes, but my tests say they lie 401 ;; 402 esac 403 ;; 404 sysv4.3*) 405 ;; 406 sysv4*MP*) 407 if test -d /usr/nec; then 408 ld_shlibs=yes 409 fi 410 ;; 411 sysv4.2uw2*) 412 hardcode_direct=yes 413 hardcode_minus_L=no 414 ;; 415 sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[78]* | unixware7*) 416 ;; 417 sysv5*) 418 hardcode_libdir_flag_spec= 419 ;; 420 uts4*) 421 hardcode_libdir_flag_spec='-L$libdir' 422 ;; 423 *) 424 ld_shlibs=no 425 ;; 426 esac 427fi 428 429# Check dynamic linker characteristics 430# Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER. 431libname_spec='lib$name' 432case "$host_os" in 433 aix3*) 434 ;; 435 aix4* | aix5*) 436 ;; 437 amigaos*) 438 ;; 439 beos*) 440 ;; 441 bsdi4*) 442 ;; 443 cygwin* | mingw* | pw32*) 444 shrext=.dll 445 ;; 446 darwin* | rhapsody*) 447 shrext=.dylib 448 ;; 449 dgux*) 450 ;; 451 freebsd1*) 452 ;; 453 freebsd*) 454 ;; 455 gnu*) 456 ;; 457 hpux9* | hpux10* | hpux11*) 458 case "$host_cpu" in 459 ia64*) 460 shrext=.so 461 ;; 462 hppa*64*) 463 shrext=.sl 464 ;; 465 *) 466 shrext=.sl 467 ;; 468 esac 469 ;; 470 irix5* | irix6* | nonstopux*) 471 case "$host_os" in 472 irix5* | nonstopux*) 473 libsuff= shlibsuff= 474 ;; 475 *) 476 case $LD in 477 *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;; 478 *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;; 479 *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;; 480 *) libsuff= shlibsuff= ;; 481 esac 482 ;; 483 esac 484 ;; 485 linux*oldld* | linux*aout* | linux*coff*) 486 ;; 487 linux*) 488 ;; 489 netbsd*) 490 ;; 491 newsos6) 492 ;; 493 nto-qnx) 494 ;; 495 openbsd*) 496 ;; 497 os2*) 498 libname_spec='$name' 499 shrext=.dll 500 ;; 501 osf3* | osf4* | osf5*) 502 ;; 503 sco3.2v5*) 504 ;; 505 solaris*) 506 ;; 507 sunos4*) 508 ;; 509 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) 510 ;; 511 sysv4*MP*) 512 ;; 513 uts4*) 514 ;; 515esac 516 517sed_quote_subst='s/\(["`$\\]\)/\\\1/g' 518escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"` 519shlibext=`echo "$shrext" | sed -e 's,^\.,,'` 520escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` 521 522sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF 523 524# How to pass a linker flag through the compiler. 525wl="$escaped_wl" 526 527# Static library suffix (normally "a"). 528libext="$libext" 529 530# Shared library suffix (normally "so"). 531shlibext="$shlibext" 532 533# Flag to hardcode \$libdir into a binary during linking. 534# This must work even if \$libdir does not exist. 535hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec" 536 537# Whether we need a single -rpath flag with a separated argument. 538hardcode_libdir_separator="$hardcode_libdir_separator" 539 540# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the 541# resulting binary. 542hardcode_direct="$hardcode_direct" 543 544# Set to yes if using the -LDIR flag during linking hardcodes DIR into the 545# resulting binary. 546hardcode_minus_L="$hardcode_minus_L" 547 548EOF 549