2
# Output a system dependent set of variables, describing how to set the
3
# run time search path of shared libraries in an executable.
5
# Copyright 1996-2007 Free Software Foundation, Inc.
6
# Taken from GNU libtool, 2001
7
# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
9
# This file is free software; the Free Software Foundation gives
10
# unlimited permission to copy and/or distribute it, with or without
11
# modifications, as long as this notice is preserved.
13
# The first argument passed to this file is the canonical host specification,
14
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
16
# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
17
# The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
18
# should be set by the caller.
20
# The set of defined variables is at the end of this script.
23
# - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
24
# than 256 bytes, otherwise the compiler driver will dump core. The only
25
# known workaround is to choose shorter directory names for the build
26
# directory and/or the installation directory.
28
# All known linkers require a `.a' archive for static linking (except MSVC,
29
# which needs '.lib').
34
host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
35
host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
36
host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
38
# Code taken from libtool.m4's _LT_CC_BASENAME.
40
for cc_temp in $CC""; do
42
compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
43
distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
48
cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
50
# Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
53
if test "$GCC" = yes; then
67
mingw* | cygwin* | pw32* | os2*)
69
hpux9* | hpux10* | hpux11*)
72
irix5* | irix6* | nonstopux*)
92
case `$CC -V 2>&1 | sed 5q` in
100
osf3* | osf4* | osf5*)
111
sysv4 | sysv4.2uw2* | sysv4.3*)
116
sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
127
# Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS.
129
hardcode_libdir_flag_spec=
130
hardcode_libdir_separator=
135
cygwin* | mingw* | pw32*)
136
# FIXME: the MSVC++ port hasn't been tested in a loooong time
137
# When not using gcc, we currently assume that we are using
138
# Microsoft Visual C++.
139
if test "$GCC" != yes; then
144
# we just hope/assume this is gcc and not c89 (= MSVC++)
153
if test "$with_gnu_ld" = yes; then
154
# Set some defaults for GNU ld with shared library support. These
155
# are reset later if shared libraries are not supported. Putting them
156
# here allows them to be overridden if necessary.
157
# Unlike libtool, we use -rpath here, not --rpath, since the documented
158
# option of GNU ld is called -rpath, not --rpath.
159
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
161
aix3* | aix4* | aix5*)
162
# On AIX/PPC, the GNU linker is very broken
163
if test "$host_cpu" != ia64; then
168
hardcode_libdir_flag_spec='-L$libdir'
170
# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
171
# that the semantics of dynamic libraries on AmigaOS, at least up
172
# to version 4, is to share data among multiple programs linked
173
# with the same dynamic library. Since this doesn't match the
174
# behavior of shared libraries on other platforms, we cannot use
179
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
185
cygwin* | mingw* | pw32*)
186
# hardcode_libdir_flag_spec is actually meaningless, as there is
187
# no search path for DLLs.
188
hardcode_libdir_flag_spec='-L$libdir'
189
if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
197
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
199
gnu* | linux* | k*bsd*-gnu)
200
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
209
if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
211
elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
217
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
218
case `$LD -v 2>&1` in
219
*\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
223
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
224
hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-rpath,$libdir`'
235
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
242
if test "$ld_shlibs" = no; then
243
hardcode_libdir_flag_spec=
248
# Note: this linker hardcodes the directories in LIBPATH if there
249
# are no directories specified by -L.
251
if test "$GCC" = yes; then
252
# Neither direct hardcoding nor static linking is supported with a
254
hardcode_direct=unsupported
258
if test "$host_cpu" = ia64; then
259
# On IA64, the linker does run time linking by default, so we don't
260
# have to do anything special.
261
aix_use_runtimelinking=no
263
aix_use_runtimelinking=no
264
# Test if we are trying to use run time linking or normal
265
# AIX style linking. If -brtl is somewhere in LDFLAGS, we
266
# need to do runtime linking.
267
case $host_os in aix4.[23]|aix4.[23].*|aix5*)
268
for ld_flag in $LDFLAGS; do
269
if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
270
aix_use_runtimelinking=yes
278
hardcode_libdir_separator=':'
279
if test "$GCC" = yes; then
280
case $host_os in aix4.[012]|aix4.[012].*)
281
collect2name=`${CC} -print-prog-name=collect2`
282
if test -f "$collect2name" && \
283
strings "$collect2name" | grep resolve_lib_name >/dev/null
285
# We have reworked collect2
288
# We have old collect2
289
hardcode_direct=unsupported
291
hardcode_libdir_flag_spec='-L$libdir'
292
hardcode_libdir_separator=
297
# Begin _LT_AC_SYS_LIBPATH_AIX.
298
echo 'int main () { return 0; }' > conftest.c
299
${CC} ${LDFLAGS} conftest.c -o conftest
300
aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
302
if test -z "$aix_libpath"; then
303
aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
306
if test -z "$aix_libpath"; then
307
aix_libpath="/usr/lib:/lib"
309
rm -f conftest.c conftest
310
# End _LT_AC_SYS_LIBPATH_AIX.
311
if test "$aix_use_runtimelinking" = yes; then
312
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
314
if test "$host_cpu" = ia64; then
315
hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
317
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
322
hardcode_libdir_flag_spec='-L$libdir'
324
# see comment about different semantics on the GNU ld section
329
cygwin* | mingw* | pw32*)
330
# When not using gcc, we currently assume that we are using
331
# Microsoft Visual C++.
332
# hardcode_libdir_flag_spec is actually meaningless, as there is
333
# no search path for DLLs.
334
hardcode_libdir_flag_spec=' '
339
if test "$GCC" = yes ; then
352
hardcode_libdir_flag_spec='-L$libdir'
358
hardcode_libdir_flag_spec='-R$libdir'
365
freebsd* | dragonfly*)
366
hardcode_libdir_flag_spec='-R$libdir'
370
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
371
hardcode_libdir_separator=:
373
# hardcode_minus_L: Not really in the search PATH,
374
# but as the default location of the library.
378
if test "$with_gnu_ld" = no; then
379
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
380
hardcode_libdir_separator=:
382
# hardcode_minus_L: Not really in the search PATH,
383
# but as the default location of the library.
388
if test "$with_gnu_ld" = no; then
389
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
390
hardcode_libdir_separator=:
397
# hardcode_minus_L: Not really in the search PATH,
398
# but as the default location of the library.
404
irix5* | irix6* | nonstopux*)
405
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
406
hardcode_libdir_separator=:
409
hardcode_libdir_flag_spec='-R$libdir'
414
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
415
hardcode_libdir_separator=:
418
if test -f /usr/libexec/ld.so; then
420
if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
421
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
424
openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
425
hardcode_libdir_flag_spec='-R$libdir'
428
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
437
hardcode_libdir_flag_spec='-L$libdir'
441
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
442
hardcode_libdir_separator=:
445
if test "$GCC" = yes; then
446
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
448
# Both cc and cxx compiler support -rpath directly
449
hardcode_libdir_flag_spec='-rpath $libdir'
451
hardcode_libdir_separator=:
454
hardcode_libdir_flag_spec='-R$libdir'
457
hardcode_libdir_flag_spec='-L$libdir'
464
hardcode_direct=yes # is this really true???
470
hardcode_direct=no #Motorola manual says yes, but my tests say they lie
477
if test -d /usr/nec; then
481
sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
483
sysv5* | sco3.2v5* | sco5v6*)
484
hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-R,$libdir`'
485
hardcode_libdir_separator=':'
488
hardcode_libdir_flag_spec='-L$libdir'
496
# Check dynamic linker characteristics
497
# Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER.
498
# Unlike libtool.m4, here we don't care about _all_ names of the library, but
499
# only about the one the linker finds when passed -lNAME. This is the last
500
# element of library_names_spec in libtool.m4, or possibly two of them if the
501
# linker has special search rules.
502
library_names_spec= # the last element of library_names_spec in libtool.m4
503
libname_spec='lib$name'
506
library_names_spec='$libname.a'
509
library_names_spec='$libname$shrext'
512
library_names_spec='$libname.a'
515
library_names_spec='$libname$shrext'
518
library_names_spec='$libname$shrext'
520
cygwin* | mingw* | pw32*)
522
library_names_spec='$libname.dll.a $libname.lib'
526
library_names_spec='$libname$shrext'
529
library_names_spec='$libname$shrext'
533
freebsd* | dragonfly*)
536
library_names_spec='$libname$shrext$versuffix' ;;
538
library_names_spec='$libname$shrext' ;;
542
library_names_spec='$libname$shrext'
544
hpux9* | hpux10* | hpux11*)
556
library_names_spec='$libname$shrext'
559
library_names_spec='$libname$shrext'
561
irix5* | irix6* | nonstopux*)
562
library_names_spec='$libname$shrext'
569
*-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
570
*-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
571
*-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
572
*) libsuff= shlibsuff= ;;
577
linux*oldld* | linux*aout* | linux*coff*)
580
library_names_spec='$libname$shrext'
583
library_names_spec='$libname$shrext'
586
library_names_spec='$libname$shrext'
589
library_names_spec='$libname$shrext'
592
library_names_spec='$libname$shrext'
595
library_names_spec='$libname$shrext$versuffix'
600
library_names_spec='$libname.a'
602
osf3* | osf4* | osf5*)
603
library_names_spec='$libname$shrext'
608
library_names_spec='$libname$shrext'
611
library_names_spec='$libname$shrext$versuffix'
614
library_names_spec='$libname$shrext'
617
library_names_spec='$libname$shrext'
619
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
620
library_names_spec='$libname$shrext'
623
library_names_spec='$libname$shrext'
627
sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
628
escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
629
shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
630
escaped_libname_spec=`echo "X$libname_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
631
escaped_library_names_spec=`echo "X$library_names_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
632
escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
634
LC_ALL=C sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
636
# How to pass a linker flag through the compiler.
639
# Static library suffix (normally "a").
642
# Shared library suffix (normally "so").
645
# Format of library name prefix.
646
libname_spec="$escaped_libname_spec"
648
# Library names that the linker finds when passed -lNAME.
649
library_names_spec="$escaped_library_names_spec"
651
# Flag to hardcode \$libdir into a binary during linking.
652
# This must work even if \$libdir does not exist.
653
hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
655
# Whether we need a single -rpath flag with a separated argument.
656
hardcode_libdir_separator="$hardcode_libdir_separator"
658
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
660
hardcode_direct="$hardcode_direct"
662
# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
664
hardcode_minus_L="$hardcode_minus_L"
added
removed
config.rpath
